[44] | 1 | <?php
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| 2 | /**
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| 3 | * Main WordPress API
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| 4 | *
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| 5 | * @package WordPress
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| 6 | */
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| 7 |
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| 8 | /**
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| 9 | * Converts MySQL DATETIME field to user specified date format.
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| 10 | *
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| 11 | * If $dateformatstring has 'G' value, then gmmktime() function will be used to
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| 12 | * make the time. If $dateformatstring is set to 'U', then mktime() function
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| 13 | * will be used to make the time.
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| 14 | *
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| 15 | * The $translate will only be used, if it is set to true and it is by default
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| 16 | * and if the $wp_locale object has the month and weekday set.
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| 17 | *
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| 18 | * @since 0.71
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| 19 | *
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| 20 | * @param string $dateformatstring Either 'G', 'U', or php date format.
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| 21 | * @param string $mysqlstring Time from mysql DATETIME field.
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| 22 | * @param bool $translate Optional. Default is true. Will switch format to locale.
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| 23 | * @return string Date formated by $dateformatstring or locale (if available).
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| 24 | */
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| 25 | function mysql2date( $dateformatstring, $mysqlstring, $translate = true ) {
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| 26 | global $wp_locale;
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| 27 | $m = $mysqlstring;
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| 28 | if ( empty( $m ) )
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| 29 | return false;
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| 30 |
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| 31 | if( 'G' == $dateformatstring ) {
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| 32 | return strtotime( $m . ' +0000' );
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| 33 | }
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| 34 |
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| 35 | $i = strtotime( $m );
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| 36 |
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| 37 | if( 'U' == $dateformatstring )
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| 38 | return $i;
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| 39 |
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| 40 | if ( $translate)
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| 41 | return date_i18n( $dateformatstring, $i );
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| 42 | else
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| 43 | return date( $dateformatstring, $i );
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| 44 | }
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| 45 |
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| 46 | /**
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| 47 | * Retrieve the current time based on specified type.
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| 48 | *
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| 49 | * The 'mysql' type will return the time in the format for MySQL DATETIME field.
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| 50 | * The 'timestamp' type will return the current timestamp.
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| 51 | *
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| 52 | * If $gmt is set to either '1' or 'true', then both types will use GMT time.
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| 53 | * if $gmt is false, the output is adjusted with the GMT offset in the WordPress option.
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| 54 | *
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| 55 | * @since 1.0.0
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| 56 | *
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| 57 | * @param string $type Either 'mysql' or 'timestamp'.
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| 58 | * @param int|bool $gmt Optional. Whether to use GMT timezone. Default is false.
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| 59 | * @return int|string String if $type is 'gmt', int if $type is 'timestamp'.
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| 60 | */
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| 61 | function current_time( $type, $gmt = 0 ) {
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| 62 | switch ( $type ) {
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| 63 | case 'mysql':
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| 64 | return ( $gmt ) ? gmdate( 'Y-m-d H:i:s' ) : gmdate( 'Y-m-d H:i:s', ( time() + ( get_option( 'gmt_offset' ) * 3600 ) ) );
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| 65 | break;
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| 66 | case 'timestamp':
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| 67 | return ( $gmt ) ? time() : time() + ( get_option( 'gmt_offset' ) * 3600 );
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| 68 | break;
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| 69 | }
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| 70 | }
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| 71 |
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| 72 | /**
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| 73 | * Retrieve the date in localized format, based on timestamp.
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| 74 | *
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| 75 | * If the locale specifies the locale month and weekday, then the locale will
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| 76 | * take over the format for the date. If it isn't, then the date format string
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| 77 | * will be used instead.
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| 78 | *
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| 79 | * @since 0.71
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| 80 | *
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| 81 | * @param string $dateformatstring Format to display the date.
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| 82 | * @param int $unixtimestamp Optional. Unix timestamp.
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| 83 | * @param bool $gmt Optional, default is false. Whether to convert to GMT for time.
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| 84 | * @return string The date, translated if locale specifies it.
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| 85 | */
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| 86 | function date_i18n( $dateformatstring, $unixtimestamp = false, $gmt = false ) {
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| 87 | global $wp_locale;
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| 88 | $i = $unixtimestamp;
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| 89 | // Sanity check for PHP 5.1.0-
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| 90 | if ( false === $i || intval($i) < 0 ) {
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| 91 | if ( ! $gmt )
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| 92 | $i = current_time( 'timestamp' );
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| 93 | else
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| 94 | $i = time();
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| 95 | // we should not let date() interfere with our
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| 96 | // specially computed timestamp
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| 97 | $gmt = true;
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| 98 | }
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| 99 |
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| 100 | // store original value for language with untypical grammars
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| 101 | // see http://core.trac.wordpress.org/ticket/9396
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| 102 | $req_format = $dateformatstring;
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| 103 |
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| 104 | $datefunc = $gmt? 'gmdate' : 'date';
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| 105 |
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| 106 | if ( ( !empty( $wp_locale->month ) ) && ( !empty( $wp_locale->weekday ) ) ) {
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| 107 | $datemonth = $wp_locale->get_month( $datefunc( 'm', $i ) );
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| 108 | $datemonth_abbrev = $wp_locale->get_month_abbrev( $datemonth );
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| 109 | $dateweekday = $wp_locale->get_weekday( $datefunc( 'w', $i ) );
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| 110 | $dateweekday_abbrev = $wp_locale->get_weekday_abbrev( $dateweekday );
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| 111 | $datemeridiem = $wp_locale->get_meridiem( $datefunc( 'a', $i ) );
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| 112 | $datemeridiem_capital = $wp_locale->get_meridiem( $datefunc( 'A', $i ) );
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| 113 | $dateformatstring = ' '.$dateformatstring;
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| 114 | $dateformatstring = preg_replace( "/([^\\\])D/", "\\1" . backslashit( $dateweekday_abbrev ), $dateformatstring );
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| 115 | $dateformatstring = preg_replace( "/([^\\\])F/", "\\1" . backslashit( $datemonth ), $dateformatstring );
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| 116 | $dateformatstring = preg_replace( "/([^\\\])l/", "\\1" . backslashit( $dateweekday ), $dateformatstring );
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| 117 | $dateformatstring = preg_replace( "/([^\\\])M/", "\\1" . backslashit( $datemonth_abbrev ), $dateformatstring );
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| 118 | $dateformatstring = preg_replace( "/([^\\\])a/", "\\1" . backslashit( $datemeridiem ), $dateformatstring );
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| 119 | $dateformatstring = preg_replace( "/([^\\\])A/", "\\1" . backslashit( $datemeridiem_capital ), $dateformatstring );
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| 120 |
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| 121 | $dateformatstring = substr( $dateformatstring, 1, strlen( $dateformatstring ) -1 );
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| 122 | }
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| 123 | $j = @$datefunc( $dateformatstring, $i );
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| 124 | // allow plugins to redo this entirely for languages with untypical grammars
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| 125 | $j = apply_filters('date_i18n', $j, $req_format, $i, $gmt);
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| 126 | return $j;
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| 127 | }
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| 128 |
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| 129 | /**
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| 130 | * Convert number to format based on the locale.
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| 131 | *
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| 132 | * @since 2.3.0
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| 133 | *
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| 134 | * @param mixed $number The number to convert based on locale.
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| 135 | * @param int $decimals Precision of the number of decimal places.
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| 136 | * @return string Converted number in string format.
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| 137 | */
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| 138 | function number_format_i18n( $number, $decimals = null ) {
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| 139 | global $wp_locale;
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| 140 | // let the user override the precision only
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| 141 | $decimals = ( is_null( $decimals ) ) ? $wp_locale->number_format['decimals'] : intval( $decimals );
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| 142 |
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| 143 | $num = number_format( $number, $decimals, $wp_locale->number_format['decimal_point'], $wp_locale->number_format['thousands_sep'] );
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| 144 |
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| 145 | // let the user translate digits from latin to localized language
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| 146 | return apply_filters( 'number_format_i18n', $num );
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| 147 | }
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| 148 |
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| 149 | /**
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| 150 | * Convert number of bytes largest unit bytes will fit into.
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| 151 | *
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| 152 | * It is easier to read 1kB than 1024 bytes and 1MB than 1048576 bytes. Converts
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| 153 | * number of bytes to human readable number by taking the number of that unit
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| 154 | * that the bytes will go into it. Supports TB value.
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| 155 | *
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| 156 | * Please note that integers in PHP are limited to 32 bits, unless they are on
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| 157 | * 64 bit architecture, then they have 64 bit size. If you need to place the
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| 158 | * larger size then what PHP integer type will hold, then use a string. It will
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| 159 | * be converted to a double, which should always have 64 bit length.
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| 160 | *
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| 161 | * Technically the correct unit names for powers of 1024 are KiB, MiB etc.
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| 162 | * @link http://en.wikipedia.org/wiki/Byte
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| 163 | *
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| 164 | * @since 2.3.0
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| 165 | *
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| 166 | * @param int|string $bytes Number of bytes. Note max integer size for integers.
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| 167 | * @param int $decimals Precision of number of decimal places.
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| 168 | * @return bool|string False on failure. Number string on success.
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| 169 | */
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| 170 | function size_format( $bytes, $decimals = null ) {
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| 171 | $quant = array(
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| 172 | // ========================= Origin ====
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| 173 | 'TB' => 1099511627776, // pow( 1024, 4)
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| 174 | 'GB' => 1073741824, // pow( 1024, 3)
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| 175 | 'MB' => 1048576, // pow( 1024, 2)
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| 176 | 'kB' => 1024, // pow( 1024, 1)
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| 177 | 'B ' => 1, // pow( 1024, 0)
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| 178 | );
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| 179 |
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| 180 | foreach ( $quant as $unit => $mag )
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| 181 | if ( doubleval($bytes) >= $mag )
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| 182 | return number_format_i18n( $bytes / $mag, $decimals ) . ' ' . $unit;
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| 183 |
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| 184 | return false;
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| 185 | }
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| 186 |
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| 187 | /**
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| 188 | * Get the week start and end from the datetime or date string from mysql.
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| 189 | *
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| 190 | * @since 0.71
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| 191 | *
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| 192 | * @param string $mysqlstring Date or datetime field type from mysql.
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| 193 | * @param int $start_of_week Optional. Start of the week as an integer.
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| 194 | * @return array Keys are 'start' and 'end'.
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| 195 | */
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| 196 | function get_weekstartend( $mysqlstring, $start_of_week = '' ) {
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| 197 | $my = substr( $mysqlstring, 0, 4 ); // Mysql string Year
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| 198 | $mm = substr( $mysqlstring, 8, 2 ); // Mysql string Month
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| 199 | $md = substr( $mysqlstring, 5, 2 ); // Mysql string day
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| 200 | $day = mktime( 0, 0, 0, $md, $mm, $my ); // The timestamp for mysqlstring day.
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| 201 | $weekday = date( 'w', $day ); // The day of the week from the timestamp
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| 202 | $i = 86400; // One day
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| 203 | if( !is_numeric($start_of_week) )
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| 204 | $start_of_week = get_option( 'start_of_week' );
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| 205 |
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| 206 | if ( $weekday < $start_of_week )
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| 207 | $weekday = 7 - $start_of_week - $weekday;
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| 208 |
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| 209 | while ( $weekday > $start_of_week ) {
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| 210 | $weekday = date( 'w', $day );
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| 211 | if ( $weekday < $start_of_week )
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| 212 | $weekday = 7 - $start_of_week - $weekday;
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| 213 |
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| 214 | $day -= 86400;
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| 215 | $i = 0;
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| 216 | }
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| 217 | $week['start'] = $day + 86400 - $i;
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| 218 | $week['end'] = $week['start'] + 604799;
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| 219 | return $week;
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| 220 | }
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| 221 |
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| 222 | /**
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| 223 | * Unserialize value only if it was serialized.
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| 224 | *
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| 225 | * @since 2.0.0
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| 226 | *
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| 227 | * @param string $original Maybe unserialized original, if is needed.
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| 228 | * @return mixed Unserialized data can be any type.
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| 229 | */
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| 230 | function maybe_unserialize( $original ) {
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| 231 | if ( is_serialized( $original ) ) // don't attempt to unserialize data that wasn't serialized going in
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| 232 | return @unserialize( $original );
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| 233 | return $original;
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| 234 | }
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| 235 |
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| 236 | /**
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| 237 | * Check value to find if it was serialized.
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| 238 | *
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| 239 | * If $data is not an string, then returned value will always be false.
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| 240 | * Serialized data is always a string.
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| 241 | *
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| 242 | * @since 2.0.5
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| 243 | *
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| 244 | * @param mixed $data Value to check to see if was serialized.
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| 245 | * @return bool False if not serialized and true if it was.
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| 246 | */
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| 247 | function is_serialized( $data ) {
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| 248 | // if it isn't a string, it isn't serialized
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| 249 | if ( !is_string( $data ) )
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| 250 | return false;
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| 251 | $data = trim( $data );
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| 252 | if ( 'N;' == $data )
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| 253 | return true;
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| 254 | if ( !preg_match( '/^([adObis]):/', $data, $badions ) )
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| 255 | return false;
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| 256 | switch ( $badions[1] ) {
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| 257 | case 'a' :
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| 258 | case 'O' :
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| 259 | case 's' :
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| 260 | if ( preg_match( "/^{$badions[1]}:[0-9]+:.*[;}]\$/s", $data ) )
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| 261 | return true;
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| 262 | break;
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| 263 | case 'b' :
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| 264 | case 'i' :
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| 265 | case 'd' :
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| 266 | if ( preg_match( "/^{$badions[1]}:[0-9.E-]+;\$/", $data ) )
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| 267 | return true;
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| 268 | break;
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| 269 | }
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| 270 | return false;
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| 271 | }
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| 272 |
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| 273 | /**
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| 274 | * Check whether serialized data is of string type.
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| 275 | *
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| 276 | * @since 2.0.5
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| 277 | *
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| 278 | * @param mixed $data Serialized data
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| 279 | * @return bool False if not a serialized string, true if it is.
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| 280 | */
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| 281 | function is_serialized_string( $data ) {
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| 282 | // if it isn't a string, it isn't a serialized string
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| 283 | if ( !is_string( $data ) )
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| 284 | return false;
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| 285 | $data = trim( $data );
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| 286 | if ( preg_match( '/^s:[0-9]+:.*;$/s', $data ) ) // this should fetch all serialized strings
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| 287 | return true;
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| 288 | return false;
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| 289 | }
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| 290 |
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| 291 | /**
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| 292 | * Retrieve option value based on setting name.
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| 293 | *
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| 294 | * If the option does not exist or does not have a value, then the return value
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| 295 | * will be false. This is useful to check whether you need to install an option
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| 296 | * and is commonly used during installation of plugin options and to test
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| 297 | * whether upgrading is required.
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| 298 | *
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| 299 | * You can "short-circuit" the retrieval of the option from the database for
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| 300 | * your plugin or core options that aren't protected. You can do so by hooking
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| 301 | * into the 'pre_option_$option' with the $option being replaced by the option
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| 302 | * name. You should not try to override special options, but you will not be
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| 303 | * prevented from doing so.
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| 304 | *
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| 305 | * There is a second filter called 'option_$option' with the $option being
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| 306 | * replaced with the option name. This gives the value as the only parameter.
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| 307 | *
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| 308 | * If the option was serialized, when the option was added and, or updated, then
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| 309 | * it will be unserialized, when it is returned.
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| 310 | *
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| 311 | * @since 1.5.0
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| 312 | * @package WordPress
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| 313 | * @subpackage Option
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| 314 | * @uses apply_filters() Calls 'pre_option_$optionname' false to allow
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| 315 | * overwriting the option value in a plugin.
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| 316 | * @uses apply_filters() Calls 'option_$optionname' with the option name value.
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| 317 | *
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| 318 | * @param string $setting Name of option to retrieve. Should already be SQL-escaped
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| 319 | * @return mixed Value set for the option.
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| 320 | */
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| 321 | function get_option( $setting, $default = false ) {
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| 322 | global $wpdb;
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| 323 |
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| 324 | // Allow plugins to short-circuit options.
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| 325 | $pre = apply_filters( 'pre_option_' . $setting, false );
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| 326 | if ( false !== $pre )
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| 327 | return $pre;
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| 328 |
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| 329 | // prevent non-existent options from triggering multiple queries
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| 330 | $notoptions = wp_cache_get( 'notoptions', 'options' );
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| 331 | if ( isset( $notoptions[$setting] ) )
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| 332 | return $default;
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| 333 |
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| 334 | $alloptions = wp_load_alloptions();
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| 335 |
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| 336 | if ( isset( $alloptions[$setting] ) ) {
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| 337 | $value = $alloptions[$setting];
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| 338 | } else {
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| 339 | $value = wp_cache_get( $setting, 'options' );
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| 340 |
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| 341 | if ( false === $value ) {
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| 342 | if ( defined( 'WP_INSTALLING' ) )
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| 343 | $suppress = $wpdb->suppress_errors();
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| 344 | // expected_slashed ($setting)
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| 345 | $row = $wpdb->get_row( "SELECT option_value FROM $wpdb->options WHERE option_name = '$setting' LIMIT 1" );
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| 346 | if ( defined( 'WP_INSTALLING' ) )
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| 347 | $wpdb->suppress_errors($suppress);
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| 348 |
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| 349 | if ( is_object( $row) ) { // Has to be get_row instead of get_var because of funkiness with 0, false, null values
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| 350 | $value = $row->option_value;
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| 351 | wp_cache_add( $setting, $value, 'options' );
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| 352 | } else { // option does not exist, so we must cache its non-existence
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| 353 | $notoptions[$setting] = true;
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| 354 | wp_cache_set( 'notoptions', $notoptions, 'options' );
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| 355 | return $default;
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| 356 | }
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| 357 | }
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| 358 | }
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| 359 |
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| 360 | // If home is not set use siteurl.
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| 361 | if ( 'home' == $setting && '' == $value )
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| 362 | return get_option( 'siteurl' );
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| 363 |
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| 364 | if ( in_array( $setting, array('siteurl', 'home', 'category_base', 'tag_base') ) )
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| 365 | $value = untrailingslashit( $value );
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| 366 |
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| 367 | return apply_filters( 'option_' . $setting, maybe_unserialize( $value ) );
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| 368 | }
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| 369 |
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| 370 | /**
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| 371 | * Protect WordPress special option from being modified.
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| 372 | *
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| 373 | * Will die if $option is in protected list. Protected options are 'alloptions'
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| 374 | * and 'notoptions' options.
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| 375 | *
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| 376 | * @since 2.2.0
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| 377 | * @package WordPress
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| 378 | * @subpackage Option
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| 379 | *
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| 380 | * @param string $option Option name.
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| 381 | */
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| 382 | function wp_protect_special_option( $option ) {
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| 383 | $protected = array( 'alloptions', 'notoptions' );
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| 384 | if ( in_array( $option, $protected ) )
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| 385 | die( sprintf( __( '%s is a protected WP option and may not be modified' ), esc_html( $option ) ) );
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| 386 | }
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| 387 |
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| 388 | /**
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| 389 | * Print option value after sanitizing for forms.
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| 390 | *
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| 391 | * @uses attr Sanitizes value.
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| 392 | * @since 1.5.0
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| 393 | * @package WordPress
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| 394 | * @subpackage Option
|
---|
| 395 | *
|
---|
| 396 | * @param string $option Option name.
|
---|
| 397 | */
|
---|
| 398 | function form_option( $option ) {
|
---|
| 399 | echo esc_attr(get_option( $option ) );
|
---|
| 400 | }
|
---|
| 401 |
|
---|
| 402 | /**
|
---|
| 403 | * Retrieve all autoload options or all options, if no autoloaded ones exist.
|
---|
| 404 | *
|
---|
| 405 | * This is different from wp_load_alloptions() in that this function does not
|
---|
| 406 | * cache its results and will retrieve all options from the database every time
|
---|
| 407 | *
|
---|
| 408 | * it is called.
|
---|
| 409 | *
|
---|
| 410 | * @since 1.0.0
|
---|
| 411 | * @package WordPress
|
---|
| 412 | * @subpackage Option
|
---|
| 413 | * @uses apply_filters() Calls 'pre_option_$optionname' hook with option value as parameter.
|
---|
| 414 | * @uses apply_filters() Calls 'all_options' on options list.
|
---|
| 415 | *
|
---|
| 416 | * @return array List of all options.
|
---|
| 417 | */
|
---|
| 418 | function get_alloptions() {
|
---|
| 419 | global $wpdb;
|
---|
| 420 | $show = $wpdb->hide_errors();
|
---|
| 421 | if ( !$options = $wpdb->get_results( "SELECT option_name, option_value FROM $wpdb->options WHERE autoload = 'yes'" ) )
|
---|
| 422 | $options = $wpdb->get_results( "SELECT option_name, option_value FROM $wpdb->options" );
|
---|
| 423 | $wpdb->show_errors($show);
|
---|
| 424 |
|
---|
| 425 | foreach ( (array) $options as $option ) {
|
---|
| 426 | // "When trying to design a foolproof system,
|
---|
| 427 | // never underestimate the ingenuity of the fools :)" -- Dougal
|
---|
| 428 | if ( in_array( $option->option_name, array( 'siteurl', 'home', 'category_base', 'tag_base' ) ) )
|
---|
| 429 | $option->option_value = untrailingslashit( $option->option_value );
|
---|
| 430 | $value = maybe_unserialize( $option->option_value );
|
---|
| 431 | $all_options->{$option->option_name} = apply_filters( 'pre_option_' . $option->option_name, $value );
|
---|
| 432 | }
|
---|
| 433 | return apply_filters( 'all_options', $all_options );
|
---|
| 434 | }
|
---|
| 435 |
|
---|
| 436 | /**
|
---|
| 437 | * Loads and caches all autoloaded options, if available or all options.
|
---|
| 438 | *
|
---|
| 439 | * This is different from get_alloptions(), in that this function will cache the
|
---|
| 440 | * options and will return the cached options when called again.
|
---|
| 441 | *
|
---|
| 442 | * @since 2.2.0
|
---|
| 443 | * @package WordPress
|
---|
| 444 | * @subpackage Option
|
---|
| 445 | *
|
---|
| 446 | * @return array List all options.
|
---|
| 447 | */
|
---|
| 448 | function wp_load_alloptions() {
|
---|
| 449 | global $wpdb;
|
---|
| 450 |
|
---|
| 451 | $alloptions = wp_cache_get( 'alloptions', 'options' );
|
---|
| 452 |
|
---|
| 453 | if ( !$alloptions ) {
|
---|
| 454 | $suppress = $wpdb->suppress_errors();
|
---|
| 455 | if ( !$alloptions_db = $wpdb->get_results( "SELECT option_name, option_value FROM $wpdb->options WHERE autoload = 'yes'" ) )
|
---|
| 456 | $alloptions_db = $wpdb->get_results( "SELECT option_name, option_value FROM $wpdb->options" );
|
---|
| 457 | $wpdb->suppress_errors($suppress);
|
---|
| 458 | $alloptions = array();
|
---|
| 459 | foreach ( (array) $alloptions_db as $o )
|
---|
| 460 | $alloptions[$o->option_name] = $o->option_value;
|
---|
| 461 | wp_cache_add( 'alloptions', $alloptions, 'options' );
|
---|
| 462 | }
|
---|
| 463 | return $alloptions;
|
---|
| 464 | }
|
---|
| 465 |
|
---|
| 466 | /**
|
---|
| 467 | * Update the value of an option that was already added.
|
---|
| 468 | *
|
---|
| 469 | * You do not need to serialize values, if the value needs to be serialize, then
|
---|
| 470 | * it will be serialized before it is inserted into the database. Remember,
|
---|
| 471 | * resources can not be serialized or added as an option.
|
---|
| 472 | *
|
---|
| 473 | * If the option does not exist, then the option will be added with the option
|
---|
| 474 | * value, but you will not be able to set whether it is autoloaded. If you want
|
---|
| 475 | * to set whether an option autoloaded, then you need to use the add_option().
|
---|
| 476 | *
|
---|
| 477 | * Before the option is updated, then the filter named
|
---|
| 478 | * 'pre_update_option_$option_name', with the $option_name as the $option_name
|
---|
| 479 | * parameter value, will be called. The hook should accept two parameters, the
|
---|
| 480 | * first is the new value and the second is the old value. Whatever is
|
---|
| 481 | * returned will be used as the new value.
|
---|
| 482 | *
|
---|
| 483 | * After the value has been updated the action named 'update_option_$option_name'
|
---|
| 484 | * will be called. This action receives two parameters the first being the old
|
---|
| 485 | * value and the second the new value.
|
---|
| 486 | *
|
---|
| 487 | * @since 1.0.0
|
---|
| 488 | * @package WordPress
|
---|
| 489 | * @subpackage Option
|
---|
| 490 | *
|
---|
| 491 | * @param string $option_name Option name. Expected to not be SQL-escaped
|
---|
| 492 | * @param mixed $newvalue Option value.
|
---|
| 493 | * @return bool False if value was not updated and true if value was updated.
|
---|
| 494 | */
|
---|
| 495 | function update_option( $option_name, $newvalue ) {
|
---|
| 496 | global $wpdb;
|
---|
| 497 |
|
---|
| 498 | wp_protect_special_option( $option_name );
|
---|
| 499 |
|
---|
| 500 | $safe_option_name = $wpdb->escape( $option_name );
|
---|
| 501 | $newvalue = sanitize_option( $option_name, $newvalue );
|
---|
| 502 |
|
---|
| 503 | $oldvalue = get_option( $safe_option_name );
|
---|
| 504 |
|
---|
| 505 | $newvalue = apply_filters( 'pre_update_option_' . $option_name, $newvalue, $oldvalue );
|
---|
| 506 |
|
---|
| 507 | // If the new and old values are the same, no need to update.
|
---|
| 508 | if ( $newvalue === $oldvalue )
|
---|
| 509 | return false;
|
---|
| 510 |
|
---|
| 511 | if ( false === $oldvalue ) {
|
---|
| 512 | add_option( $option_name, $newvalue );
|
---|
| 513 | return true;
|
---|
| 514 | }
|
---|
| 515 |
|
---|
| 516 | $notoptions = wp_cache_get( 'notoptions', 'options' );
|
---|
| 517 | if ( is_array( $notoptions ) && isset( $notoptions[$option_name] ) ) {
|
---|
| 518 | unset( $notoptions[$option_name] );
|
---|
| 519 | wp_cache_set( 'notoptions', $notoptions, 'options' );
|
---|
| 520 | }
|
---|
| 521 |
|
---|
| 522 | $_newvalue = $newvalue;
|
---|
| 523 | $newvalue = maybe_serialize( $newvalue );
|
---|
| 524 |
|
---|
| 525 | $alloptions = wp_load_alloptions();
|
---|
| 526 | if ( isset( $alloptions[$option_name] ) ) {
|
---|
| 527 | $alloptions[$option_name] = $newvalue;
|
---|
| 528 | wp_cache_set( 'alloptions', $alloptions, 'options' );
|
---|
| 529 | } else {
|
---|
| 530 | wp_cache_set( $option_name, $newvalue, 'options' );
|
---|
| 531 | }
|
---|
| 532 |
|
---|
| 533 | $wpdb->update($wpdb->options, array('option_value' => $newvalue), array('option_name' => $option_name) );
|
---|
| 534 |
|
---|
| 535 | if ( $wpdb->rows_affected == 1 ) {
|
---|
| 536 | do_action( "update_option_{$option_name}", $oldvalue, $_newvalue );
|
---|
| 537 | return true;
|
---|
| 538 | }
|
---|
| 539 | return false;
|
---|
| 540 | }
|
---|
| 541 |
|
---|
| 542 | /**
|
---|
| 543 | * Add a new option.
|
---|
| 544 | *
|
---|
| 545 | * You do not need to serialize values, if the value needs to be serialize, then
|
---|
| 546 | * it will be serialized before it is inserted into the database. Remember,
|
---|
| 547 | * resources can not be serialized or added as an option.
|
---|
| 548 | *
|
---|
| 549 | * You can create options without values and then add values later. Does not
|
---|
| 550 | * check whether the option has already been added, but does check that you
|
---|
| 551 | * aren't adding a protected WordPress option. Care should be taken to not name
|
---|
| 552 | * options, the same as the ones which are protected and to not add options
|
---|
| 553 | * that were already added.
|
---|
| 554 | *
|
---|
| 555 | * The filter named 'add_option_$optionname', with the $optionname being
|
---|
| 556 | * replaced with the option's name, will be called. The hook should accept two
|
---|
| 557 | * parameters, the first is the option name, and the second is the value.
|
---|
| 558 | *
|
---|
| 559 | * @package WordPress
|
---|
| 560 | * @subpackage Option
|
---|
| 561 | * @since 1.0.0
|
---|
| 562 | * @link http://alex.vort-x.net/blog/ Thanks Alex Stapleton
|
---|
| 563 | *
|
---|
| 564 | * @param string $name Option name to add. Expects to NOT be SQL escaped.
|
---|
| 565 | * @param mixed $value Optional. Option value, can be anything.
|
---|
| 566 | * @param mixed $deprecated Optional. Description. Not used anymore.
|
---|
| 567 | * @param bool $autoload Optional. Default is enabled. Whether to load the option when WordPress starts up.
|
---|
| 568 | * @return null returns when finished.
|
---|
| 569 | */
|
---|
| 570 | function add_option( $name, $value = '', $deprecated = '', $autoload = 'yes' ) {
|
---|
| 571 | global $wpdb;
|
---|
| 572 |
|
---|
| 573 | wp_protect_special_option( $name );
|
---|
| 574 | $safe_name = $wpdb->escape( $name );
|
---|
| 575 | $value = sanitize_option( $name, $value );
|
---|
| 576 |
|
---|
| 577 | // Make sure the option doesn't already exist. We can check the 'notoptions' cache before we ask for a db query
|
---|
| 578 | $notoptions = wp_cache_get( 'notoptions', 'options' );
|
---|
| 579 | if ( !is_array( $notoptions ) || !isset( $notoptions[$name] ) )
|
---|
| 580 | if ( false !== get_option( $safe_name ) )
|
---|
| 581 | return;
|
---|
| 582 |
|
---|
| 583 | $value = maybe_serialize( $value );
|
---|
| 584 | $autoload = ( 'no' === $autoload ) ? 'no' : 'yes';
|
---|
| 585 |
|
---|
| 586 | if ( 'yes' == $autoload ) {
|
---|
| 587 | $alloptions = wp_load_alloptions();
|
---|
| 588 | $alloptions[$name] = $value;
|
---|
| 589 | wp_cache_set( 'alloptions', $alloptions, 'options' );
|
---|
| 590 | } else {
|
---|
| 591 | wp_cache_set( $name, $value, 'options' );
|
---|
| 592 | }
|
---|
| 593 |
|
---|
| 594 | // This option exists now
|
---|
| 595 | $notoptions = wp_cache_get( 'notoptions', 'options' ); // yes, again... we need it to be fresh
|
---|
| 596 | if ( is_array( $notoptions ) && isset( $notoptions[$name] ) ) {
|
---|
| 597 | unset( $notoptions[$name] );
|
---|
| 598 | wp_cache_set( 'notoptions', $notoptions, 'options' );
|
---|
| 599 | }
|
---|
| 600 |
|
---|
| 601 | $wpdb->insert($wpdb->options, array('option_name' => $name, 'option_value' => $value, 'autoload' => $autoload) );
|
---|
| 602 |
|
---|
| 603 | do_action( "add_option_{$name}", $name, $value );
|
---|
| 604 | return;
|
---|
| 605 | }
|
---|
| 606 |
|
---|
| 607 | /**
|
---|
| 608 | * Removes option by name and prevents removal of protected WordPress options.
|
---|
| 609 | *
|
---|
| 610 | * @package WordPress
|
---|
| 611 | * @subpackage Option
|
---|
| 612 | * @since 1.2.0
|
---|
| 613 | *
|
---|
| 614 | * @param string $name Option name to remove.
|
---|
| 615 | * @return bool True, if succeed. False, if failure.
|
---|
| 616 | */
|
---|
| 617 | function delete_option( $name ) {
|
---|
| 618 | global $wpdb;
|
---|
| 619 |
|
---|
| 620 | wp_protect_special_option( $name );
|
---|
| 621 |
|
---|
| 622 | // Get the ID, if no ID then return
|
---|
| 623 | // expected_slashed ($name)
|
---|
| 624 | $option = $wpdb->get_row( "SELECT option_id, autoload FROM $wpdb->options WHERE option_name = '$name'" );
|
---|
| 625 | if ( is_null($option) || !$option->option_id )
|
---|
| 626 | return false;
|
---|
| 627 | // expected_slashed ($name)
|
---|
| 628 | $wpdb->query( "DELETE FROM $wpdb->options WHERE option_name = '$name'" );
|
---|
| 629 | if ( 'yes' == $option->autoload ) {
|
---|
| 630 | $alloptions = wp_load_alloptions();
|
---|
| 631 | if ( isset( $alloptions[$name] ) ) {
|
---|
| 632 | unset( $alloptions[$name] );
|
---|
| 633 | wp_cache_set( 'alloptions', $alloptions, 'options' );
|
---|
| 634 | }
|
---|
| 635 | } else {
|
---|
| 636 | wp_cache_delete( $name, 'options' );
|
---|
| 637 | }
|
---|
| 638 | return true;
|
---|
| 639 | }
|
---|
| 640 |
|
---|
| 641 | /**
|
---|
| 642 | * Delete a transient
|
---|
| 643 | *
|
---|
| 644 | * @since 2.8.0
|
---|
| 645 | * @package WordPress
|
---|
| 646 | * @subpackage Transient
|
---|
| 647 | *
|
---|
| 648 | * @param string $transient Transient name. Expected to not be SQL-escaped
|
---|
| 649 | * @return bool true if successful, false otherwise
|
---|
| 650 | */
|
---|
| 651 | function delete_transient($transient) {
|
---|
| 652 | global $_wp_using_ext_object_cache, $wpdb;
|
---|
| 653 |
|
---|
| 654 | if ( $_wp_using_ext_object_cache ) {
|
---|
| 655 | return wp_cache_delete($transient, 'transient');
|
---|
| 656 | } else {
|
---|
| 657 | $transient = '_transient_' . $wpdb->escape($transient);
|
---|
| 658 | return delete_option($transient);
|
---|
| 659 | }
|
---|
| 660 | }
|
---|
| 661 |
|
---|
| 662 | /**
|
---|
| 663 | * Get the value of a transient
|
---|
| 664 | *
|
---|
| 665 | * If the transient does not exist or does not have a value, then the return value
|
---|
| 666 | * will be false.
|
---|
| 667 | *
|
---|
| 668 | * @since 2.8.0
|
---|
| 669 | * @package WordPress
|
---|
| 670 | * @subpackage Transient
|
---|
| 671 | *
|
---|
| 672 | * @param string $transient Transient name. Expected to not be SQL-escaped
|
---|
| 673 | * @return mixed Value of transient
|
---|
| 674 | */
|
---|
| 675 | function get_transient($transient) {
|
---|
| 676 | global $_wp_using_ext_object_cache, $wpdb;
|
---|
| 677 |
|
---|
| 678 | $pre = apply_filters( 'pre_transient_' . $transient, false );
|
---|
| 679 | if ( false !== $pre )
|
---|
| 680 | return $pre;
|
---|
| 681 |
|
---|
| 682 | if ( $_wp_using_ext_object_cache ) {
|
---|
| 683 | $value = wp_cache_get($transient, 'transient');
|
---|
| 684 | } else {
|
---|
| 685 | $transient_option = '_transient_' . $wpdb->escape($transient);
|
---|
| 686 | // If option is not in alloptions, it is not autoloaded and thus has a timeout
|
---|
| 687 | $alloptions = wp_load_alloptions();
|
---|
| 688 | if ( !isset( $alloptions[$transient_option] ) ) {
|
---|
| 689 | $transient_timeout = '_transient_timeout_' . $wpdb->escape($transient);
|
---|
| 690 | if ( get_option($transient_timeout) < time() ) {
|
---|
| 691 | delete_option($transient_option);
|
---|
| 692 | delete_option($transient_timeout);
|
---|
| 693 | return false;
|
---|
| 694 | }
|
---|
| 695 | }
|
---|
| 696 |
|
---|
| 697 | $value = get_option($transient_option);
|
---|
| 698 | }
|
---|
| 699 |
|
---|
| 700 | return apply_filters('transient_' . $transient, $value);
|
---|
| 701 | }
|
---|
| 702 |
|
---|
| 703 | /**
|
---|
| 704 | * Set/update the value of a transient
|
---|
| 705 | *
|
---|
| 706 | * You do not need to serialize values, if the value needs to be serialize, then
|
---|
| 707 | * it will be serialized before it is set.
|
---|
| 708 | *
|
---|
| 709 | * @since 2.8.0
|
---|
| 710 | * @package WordPress
|
---|
| 711 | * @subpackage Transient
|
---|
| 712 | *
|
---|
| 713 | * @param string $transient Transient name. Expected to not be SQL-escaped
|
---|
| 714 | * @param mixed $value Transient value.
|
---|
| 715 | * @param int $expiration Time until expiration in seconds, default 0
|
---|
| 716 | * @return bool False if value was not set and true if value was set.
|
---|
| 717 | */
|
---|
| 718 | function set_transient($transient, $value, $expiration = 0) {
|
---|
| 719 | global $_wp_using_ext_object_cache, $wpdb;
|
---|
| 720 |
|
---|
| 721 | if ( $_wp_using_ext_object_cache ) {
|
---|
| 722 | return wp_cache_set($transient, $value, 'transient', $expiration);
|
---|
| 723 | } else {
|
---|
| 724 | $transient_timeout = '_transient_timeout_' . $transient;
|
---|
| 725 | $transient = '_transient_' . $transient;
|
---|
| 726 | $safe_transient = $wpdb->escape($transient);
|
---|
| 727 | if ( false === get_option( $safe_transient ) ) {
|
---|
| 728 | $autoload = 'yes';
|
---|
| 729 | if ( 0 != $expiration ) {
|
---|
| 730 | $autoload = 'no';
|
---|
| 731 | add_option($transient_timeout, time() + $expiration, '', 'no');
|
---|
| 732 | }
|
---|
| 733 | return add_option($transient, $value, '', $autoload);
|
---|
| 734 | } else {
|
---|
| 735 | if ( 0 != $expiration )
|
---|
| 736 | update_option($transient_timeout, time() + $expiration);
|
---|
| 737 | return update_option($transient, $value);
|
---|
| 738 | }
|
---|
| 739 | }
|
---|
| 740 | }
|
---|
| 741 |
|
---|
| 742 | /**
|
---|
| 743 | * Saves and restores user interface settings stored in a cookie.
|
---|
| 744 | *
|
---|
| 745 | * Checks if the current user-settings cookie is updated and stores it. When no
|
---|
| 746 | * cookie exists (different browser used), adds the last saved cookie restoring
|
---|
| 747 | * the settings.
|
---|
| 748 | *
|
---|
| 749 | * @package WordPress
|
---|
| 750 | * @subpackage Option
|
---|
| 751 | * @since 2.7.0
|
---|
| 752 | */
|
---|
| 753 | function wp_user_settings() {
|
---|
| 754 |
|
---|
| 755 | if ( ! is_admin() )
|
---|
| 756 | return;
|
---|
| 757 |
|
---|
| 758 | if ( defined('DOING_AJAX') )
|
---|
| 759 | return;
|
---|
| 760 |
|
---|
| 761 | if ( ! $user = wp_get_current_user() )
|
---|
| 762 | return;
|
---|
| 763 |
|
---|
| 764 | $settings = get_user_option( 'user-settings', $user->ID, false );
|
---|
| 765 |
|
---|
| 766 | if ( isset( $_COOKIE['wp-settings-' . $user->ID] ) ) {
|
---|
| 767 | $cookie = preg_replace( '/[^A-Za-z0-9=&_]/', '', $_COOKIE['wp-settings-' . $user->ID] );
|
---|
| 768 |
|
---|
| 769 | if ( ! empty( $cookie ) && strpos( $cookie, '=' ) ) {
|
---|
| 770 | if ( $cookie == $settings )
|
---|
| 771 | return;
|
---|
| 772 |
|
---|
| 773 | $last_time = (int) get_user_option( 'user-settings-time', $user->ID, false );
|
---|
| 774 | $saved = isset( $_COOKIE['wp-settings-time-' . $user->ID]) ? preg_replace( '/[^0-9]/', '', $_COOKIE['wp-settings-time-' . $user->ID] ) : 0;
|
---|
| 775 |
|
---|
| 776 | if ( $saved > $last_time ) {
|
---|
| 777 | update_user_option( $user->ID, 'user-settings', $cookie, false );
|
---|
| 778 | update_user_option( $user->ID, 'user-settings-time', time() - 5, false );
|
---|
| 779 | return;
|
---|
| 780 | }
|
---|
| 781 | }
|
---|
| 782 | }
|
---|
| 783 |
|
---|
| 784 | setcookie( 'wp-settings-' . $user->ID, $settings, time() + 31536000, SITECOOKIEPATH );
|
---|
| 785 | setcookie( 'wp-settings-time-' . $user->ID, time(), time() + 31536000, SITECOOKIEPATH );
|
---|
| 786 | $_COOKIE['wp-settings-' . $user->ID] = $settings;
|
---|
| 787 | }
|
---|
| 788 |
|
---|
| 789 | /**
|
---|
| 790 | * Retrieve user interface setting value based on setting name.
|
---|
| 791 | *
|
---|
| 792 | * @package WordPress
|
---|
| 793 | * @subpackage Option
|
---|
| 794 | * @since 2.7.0
|
---|
| 795 | *
|
---|
| 796 | * @param string $name The name of the setting.
|
---|
| 797 | * @param string $default Optional default value to return when $name is not set.
|
---|
| 798 | * @return mixed the last saved user setting or the default value/false if it doesn't exist.
|
---|
| 799 | */
|
---|
| 800 | function get_user_setting( $name, $default = false ) {
|
---|
| 801 |
|
---|
| 802 | $all = get_all_user_settings();
|
---|
| 803 |
|
---|
| 804 | return isset($all[$name]) ? $all[$name] : $default;
|
---|
| 805 | }
|
---|
| 806 |
|
---|
| 807 | /**
|
---|
| 808 | * Add or update user interface setting.
|
---|
| 809 | *
|
---|
| 810 | * Both $name and $value can contain only ASCII letters, numbers and underscores.
|
---|
| 811 | * This function has to be used before any output has started as it calls setcookie().
|
---|
| 812 | *
|
---|
| 813 | * @package WordPress
|
---|
| 814 | * @subpackage Option
|
---|
| 815 | * @since 2.8.0
|
---|
| 816 | *
|
---|
| 817 | * @param string $name The name of the setting.
|
---|
| 818 | * @param string $value The value for the setting.
|
---|
| 819 | * @return bool true if set successfully/false if not.
|
---|
| 820 | */
|
---|
| 821 | function set_user_setting( $name, $value ) {
|
---|
| 822 |
|
---|
| 823 | if ( headers_sent() )
|
---|
| 824 | return false;
|
---|
| 825 |
|
---|
| 826 | $all = get_all_user_settings();
|
---|
| 827 | $name = preg_replace( '/[^A-Za-z0-9_]+/', '', $name );
|
---|
| 828 |
|
---|
| 829 | if ( empty($name) )
|
---|
| 830 | return false;
|
---|
| 831 |
|
---|
| 832 | $all[$name] = $value;
|
---|
| 833 |
|
---|
| 834 | return wp_set_all_user_settings($all);
|
---|
| 835 | }
|
---|
| 836 |
|
---|
| 837 | /**
|
---|
| 838 | * Delete user interface settings.
|
---|
| 839 | *
|
---|
| 840 | * Deleting settings would reset them to the defaults.
|
---|
| 841 | * This function has to be used before any output has started as it calls setcookie().
|
---|
| 842 | *
|
---|
| 843 | * @package WordPress
|
---|
| 844 | * @subpackage Option
|
---|
| 845 | * @since 2.7.0
|
---|
| 846 | *
|
---|
| 847 | * @param mixed $names The name or array of names of the setting to be deleted.
|
---|
| 848 | * @return bool true if deleted successfully/false if not.
|
---|
| 849 | */
|
---|
| 850 | function delete_user_setting( $names ) {
|
---|
| 851 |
|
---|
| 852 | if ( headers_sent() )
|
---|
| 853 | return false;
|
---|
| 854 |
|
---|
| 855 | $all = get_all_user_settings();
|
---|
| 856 | $names = (array) $names;
|
---|
| 857 |
|
---|
| 858 | foreach ( $names as $name ) {
|
---|
| 859 | if ( isset($all[$name]) ) {
|
---|
| 860 | unset($all[$name]);
|
---|
| 861 | $deleted = true;
|
---|
| 862 | }
|
---|
| 863 | }
|
---|
| 864 |
|
---|
| 865 | if ( isset($deleted) )
|
---|
| 866 | return wp_set_all_user_settings($all);
|
---|
| 867 |
|
---|
| 868 | return false;
|
---|
| 869 | }
|
---|
| 870 |
|
---|
| 871 | /**
|
---|
| 872 | * Retrieve all user interface settings.
|
---|
| 873 | *
|
---|
| 874 | * @package WordPress
|
---|
| 875 | * @subpackage Option
|
---|
| 876 | * @since 2.7.0
|
---|
| 877 | *
|
---|
| 878 | * @return array the last saved user settings or empty array.
|
---|
| 879 | */
|
---|
| 880 | function get_all_user_settings() {
|
---|
| 881 | global $_updated_user_settings;
|
---|
| 882 |
|
---|
| 883 | if ( ! $user = wp_get_current_user() )
|
---|
| 884 | return array();
|
---|
| 885 |
|
---|
| 886 | if ( isset($_updated_user_settings) && is_array($_updated_user_settings) )
|
---|
| 887 | return $_updated_user_settings;
|
---|
| 888 |
|
---|
| 889 | $all = array();
|
---|
| 890 | if ( isset($_COOKIE['wp-settings-' . $user->ID]) ) {
|
---|
| 891 | $cookie = preg_replace( '/[^A-Za-z0-9=&_]/', '', $_COOKIE['wp-settings-' . $user->ID] );
|
---|
| 892 |
|
---|
| 893 | if ( $cookie && strpos($cookie, '=') ) // the '=' cannot be 1st char
|
---|
| 894 | parse_str($cookie, $all);
|
---|
| 895 |
|
---|
| 896 | } else {
|
---|
| 897 | $option = get_user_option('user-settings', $user->ID);
|
---|
| 898 | if ( $option && is_string($option) )
|
---|
| 899 | parse_str( $option, $all );
|
---|
| 900 | }
|
---|
| 901 |
|
---|
| 902 | return $all;
|
---|
| 903 | }
|
---|
| 904 |
|
---|
| 905 | /**
|
---|
| 906 | * Private. Set all user interface settings.
|
---|
| 907 | *
|
---|
| 908 | * @package WordPress
|
---|
| 909 | * @subpackage Option
|
---|
| 910 | * @since 2.8.0
|
---|
| 911 | *
|
---|
| 912 | */
|
---|
| 913 | function wp_set_all_user_settings($all) {
|
---|
| 914 | global $_updated_user_settings;
|
---|
| 915 |
|
---|
| 916 | if ( ! $user = wp_get_current_user() )
|
---|
| 917 | return false;
|
---|
| 918 |
|
---|
| 919 | $_updated_user_settings = $all;
|
---|
| 920 | $settings = '';
|
---|
| 921 | foreach ( $all as $k => $v ) {
|
---|
| 922 | $v = preg_replace( '/[^A-Za-z0-9_]+/', '', $v );
|
---|
| 923 | $settings .= $k . '=' . $v . '&';
|
---|
| 924 | }
|
---|
| 925 |
|
---|
| 926 | $settings = rtrim($settings, '&');
|
---|
| 927 |
|
---|
| 928 | update_user_option( $user->ID, 'user-settings', $settings, false );
|
---|
| 929 | update_user_option( $user->ID, 'user-settings-time', time(), false );
|
---|
| 930 |
|
---|
| 931 | return true;
|
---|
| 932 | }
|
---|
| 933 |
|
---|
| 934 | /**
|
---|
| 935 | * Delete the user settings of the current user.
|
---|
| 936 | *
|
---|
| 937 | * @package WordPress
|
---|
| 938 | * @subpackage Option
|
---|
| 939 | * @since 2.7.0
|
---|
| 940 | */
|
---|
| 941 | function delete_all_user_settings() {
|
---|
| 942 | if ( ! $user = wp_get_current_user() )
|
---|
| 943 | return;
|
---|
| 944 |
|
---|
| 945 | update_user_option( $user->ID, 'user-settings', '', false );
|
---|
| 946 | setcookie('wp-settings-' . $user->ID, ' ', time() - 31536000, SITECOOKIEPATH);
|
---|
| 947 | }
|
---|
| 948 |
|
---|
| 949 | /**
|
---|
| 950 | * Serialize data, if needed.
|
---|
| 951 | *
|
---|
| 952 | * @since 2.0.5
|
---|
| 953 | *
|
---|
| 954 | * @param mixed $data Data that might be serialized.
|
---|
| 955 | * @return mixed A scalar data
|
---|
| 956 | */
|
---|
| 957 | function maybe_serialize( $data ) {
|
---|
| 958 | if ( is_array( $data ) || is_object( $data ) )
|
---|
| 959 | return serialize( $data );
|
---|
| 960 |
|
---|
| 961 | if ( is_serialized( $data ) )
|
---|
| 962 | return serialize( $data );
|
---|
| 963 |
|
---|
| 964 | return $data;
|
---|
| 965 | }
|
---|
| 966 |
|
---|
| 967 | /**
|
---|
| 968 | * Strip HTML and put links at the bottom of stripped content.
|
---|
| 969 | *
|
---|
| 970 | * Searches for all of the links, strips them out of the content, and places
|
---|
| 971 | * them at the bottom of the content with numbers.
|
---|
| 972 | *
|
---|
| 973 | * @since 0.71
|
---|
| 974 | *
|
---|
| 975 | * @param string $content Content to get links
|
---|
| 976 | * @return string HTML stripped out of content with links at the bottom.
|
---|
| 977 | */
|
---|
| 978 | function make_url_footnote( $content ) {
|
---|
| 979 | preg_match_all( '/<a(.+?)href=\"(.+?)\"(.*?)>(.+?)<\/a>/', $content, $matches );
|
---|
| 980 | $links_summary = "\n";
|
---|
| 981 | for ( $i=0; $i<count($matches[0]); $i++ ) {
|
---|
| 982 | $link_match = $matches[0][$i];
|
---|
| 983 | $link_number = '['.($i+1).']';
|
---|
| 984 | $link_url = $matches[2][$i];
|
---|
| 985 | $link_text = $matches[4][$i];
|
---|
| 986 | $content = str_replace( $link_match, $link_text . ' ' . $link_number, $content );
|
---|
| 987 | $link_url = ( ( strtolower( substr( $link_url, 0, 7 ) ) != 'http://' ) && ( strtolower( substr( $link_url, 0, 8 ) ) != 'https://' ) ) ? get_option( 'home' ) . $link_url : $link_url;
|
---|
| 988 | $links_summary .= "\n" . $link_number . ' ' . $link_url;
|
---|
| 989 | }
|
---|
| 990 | $content = strip_tags( $content );
|
---|
| 991 | $content .= $links_summary;
|
---|
| 992 | return $content;
|
---|
| 993 | }
|
---|
| 994 |
|
---|
| 995 | /**
|
---|
| 996 | * Retrieve post title from XMLRPC XML.
|
---|
| 997 | *
|
---|
| 998 | * If the title element is not part of the XML, then the default post title from
|
---|
| 999 | * the $post_default_title will be used instead.
|
---|
| 1000 | *
|
---|
| 1001 | * @package WordPress
|
---|
| 1002 | * @subpackage XMLRPC
|
---|
| 1003 | * @since 0.71
|
---|
| 1004 | *
|
---|
| 1005 | * @global string $post_default_title Default XMLRPC post title.
|
---|
| 1006 | *
|
---|
| 1007 | * @param string $content XMLRPC XML Request content
|
---|
| 1008 | * @return string Post title
|
---|
| 1009 | */
|
---|
| 1010 | function xmlrpc_getposttitle( $content ) {
|
---|
| 1011 | global $post_default_title;
|
---|
| 1012 | if ( preg_match( '/<title>(.+?)<\/title>/is', $content, $matchtitle ) ) {
|
---|
| 1013 | $post_title = $matchtitle[1];
|
---|
| 1014 | } else {
|
---|
| 1015 | $post_title = $post_default_title;
|
---|
| 1016 | }
|
---|
| 1017 | return $post_title;
|
---|
| 1018 | }
|
---|
| 1019 |
|
---|
| 1020 | /**
|
---|
| 1021 | * Retrieve the post category or categories from XMLRPC XML.
|
---|
| 1022 | *
|
---|
| 1023 | * If the category element is not found, then the default post category will be
|
---|
| 1024 | * used. The return type then would be what $post_default_category. If the
|
---|
| 1025 | * category is found, then it will always be an array.
|
---|
| 1026 | *
|
---|
| 1027 | * @package WordPress
|
---|
| 1028 | * @subpackage XMLRPC
|
---|
| 1029 | * @since 0.71
|
---|
| 1030 | *
|
---|
| 1031 | * @global string $post_default_category Default XMLRPC post category.
|
---|
| 1032 | *
|
---|
| 1033 | * @param string $content XMLRPC XML Request content
|
---|
| 1034 | * @return string|array List of categories or category name.
|
---|
| 1035 | */
|
---|
| 1036 | function xmlrpc_getpostcategory( $content ) {
|
---|
| 1037 | global $post_default_category;
|
---|
| 1038 | if ( preg_match( '/<category>(.+?)<\/category>/is', $content, $matchcat ) ) {
|
---|
| 1039 | $post_category = trim( $matchcat[1], ',' );
|
---|
| 1040 | $post_category = explode( ',', $post_category );
|
---|
| 1041 | } else {
|
---|
| 1042 | $post_category = $post_default_category;
|
---|
| 1043 | }
|
---|
| 1044 | return $post_category;
|
---|
| 1045 | }
|
---|
| 1046 |
|
---|
| 1047 | /**
|
---|
| 1048 | * XMLRPC XML content without title and category elements.
|
---|
| 1049 | *
|
---|
| 1050 | * @package WordPress
|
---|
| 1051 | * @subpackage XMLRPC
|
---|
| 1052 | * @since 0.71
|
---|
| 1053 | *
|
---|
| 1054 | * @param string $content XMLRPC XML Request content
|
---|
| 1055 | * @return string XMLRPC XML Request content without title and category elements.
|
---|
| 1056 | */
|
---|
| 1057 | function xmlrpc_removepostdata( $content ) {
|
---|
| 1058 | $content = preg_replace( '/<title>(.+?)<\/title>/si', '', $content );
|
---|
| 1059 | $content = preg_replace( '/<category>(.+?)<\/category>/si', '', $content );
|
---|
| 1060 | $content = trim( $content );
|
---|
| 1061 | return $content;
|
---|
| 1062 | }
|
---|
| 1063 |
|
---|
| 1064 | /**
|
---|
| 1065 | * Open the file handle for debugging.
|
---|
| 1066 | *
|
---|
| 1067 | * This function is used for XMLRPC feature, but it is general purpose enough
|
---|
| 1068 | * to be used in anywhere.
|
---|
| 1069 | *
|
---|
| 1070 | * @see fopen() for mode options.
|
---|
| 1071 | * @package WordPress
|
---|
| 1072 | * @subpackage Debug
|
---|
| 1073 | * @since 0.71
|
---|
| 1074 | * @uses $debug Used for whether debugging is enabled.
|
---|
| 1075 | *
|
---|
| 1076 | * @param string $filename File path to debug file.
|
---|
| 1077 | * @param string $mode Same as fopen() mode parameter.
|
---|
| 1078 | * @return bool|resource File handle. False on failure.
|
---|
| 1079 | */
|
---|
| 1080 | function debug_fopen( $filename, $mode ) {
|
---|
| 1081 | global $debug;
|
---|
| 1082 | if ( 1 == $debug ) {
|
---|
| 1083 | $fp = fopen( $filename, $mode );
|
---|
| 1084 | return $fp;
|
---|
| 1085 | } else {
|
---|
| 1086 | return false;
|
---|
| 1087 | }
|
---|
| 1088 | }
|
---|
| 1089 |
|
---|
| 1090 | /**
|
---|
| 1091 | * Write contents to the file used for debugging.
|
---|
| 1092 | *
|
---|
| 1093 | * Technically, this can be used to write to any file handle when the global
|
---|
| 1094 | * $debug is set to 1 or true.
|
---|
| 1095 | *
|
---|
| 1096 | * @package WordPress
|
---|
| 1097 | * @subpackage Debug
|
---|
| 1098 | * @since 0.71
|
---|
| 1099 | * @uses $debug Used for whether debugging is enabled.
|
---|
| 1100 | *
|
---|
| 1101 | * @param resource $fp File handle for debugging file.
|
---|
| 1102 | * @param string $string Content to write to debug file.
|
---|
| 1103 | */
|
---|
| 1104 | function debug_fwrite( $fp, $string ) {
|
---|
| 1105 | global $debug;
|
---|
| 1106 | if ( 1 == $debug )
|
---|
| 1107 | fwrite( $fp, $string );
|
---|
| 1108 | }
|
---|
| 1109 |
|
---|
| 1110 | /**
|
---|
| 1111 | * Close the debugging file handle.
|
---|
| 1112 | *
|
---|
| 1113 | * Technically, this can be used to close any file handle when the global $debug
|
---|
| 1114 | * is set to 1 or true.
|
---|
| 1115 | *
|
---|
| 1116 | * @package WordPress
|
---|
| 1117 | * @subpackage Debug
|
---|
| 1118 | * @since 0.71
|
---|
| 1119 | * @uses $debug Used for whether debugging is enabled.
|
---|
| 1120 | *
|
---|
| 1121 | * @param resource $fp Debug File handle.
|
---|
| 1122 | */
|
---|
| 1123 | function debug_fclose( $fp ) {
|
---|
| 1124 | global $debug;
|
---|
| 1125 | if ( 1 == $debug )
|
---|
| 1126 | fclose( $fp );
|
---|
| 1127 | }
|
---|
| 1128 |
|
---|
| 1129 | /**
|
---|
| 1130 | * Check content for video and audio links to add as enclosures.
|
---|
| 1131 | *
|
---|
| 1132 | * Will not add enclosures that have already been added and will
|
---|
| 1133 | * remove enclosures that are no longer in the post. This is called as
|
---|
| 1134 | * pingbacks and trackbacks.
|
---|
| 1135 | *
|
---|
| 1136 | * @package WordPress
|
---|
| 1137 | * @since 1.5.0
|
---|
| 1138 | *
|
---|
| 1139 | * @uses $wpdb
|
---|
| 1140 | *
|
---|
| 1141 | * @param string $content Post Content
|
---|
| 1142 | * @param int $post_ID Post ID
|
---|
| 1143 | */
|
---|
| 1144 | function do_enclose( $content, $post_ID ) {
|
---|
| 1145 | global $wpdb;
|
---|
| 1146 | include_once( ABSPATH . WPINC . '/class-IXR.php' );
|
---|
| 1147 |
|
---|
| 1148 | $log = debug_fopen( ABSPATH . 'enclosures.log', 'a' );
|
---|
| 1149 | $post_links = array();
|
---|
| 1150 | debug_fwrite( $log, 'BEGIN ' . date( 'YmdHis', time() ) . "\n" );
|
---|
| 1151 |
|
---|
| 1152 | $pung = get_enclosed( $post_ID );
|
---|
| 1153 |
|
---|
| 1154 | $ltrs = '\w';
|
---|
| 1155 | $gunk = '/#~:.?+=&%@!\-';
|
---|
| 1156 | $punc = '.:?\-';
|
---|
| 1157 | $any = $ltrs . $gunk . $punc;
|
---|
| 1158 |
|
---|
| 1159 | preg_match_all( "{\b http : [$any] +? (?= [$punc] * [^$any] | $)}x", $content, $post_links_temp );
|
---|
| 1160 |
|
---|
| 1161 | debug_fwrite( $log, 'Post contents:' );
|
---|
| 1162 | debug_fwrite( $log, $content . "\n" );
|
---|
| 1163 |
|
---|
| 1164 | foreach ( $pung as $link_test ) {
|
---|
| 1165 | if ( !in_array( $link_test, $post_links_temp[0] ) ) { // link no longer in post
|
---|
| 1166 | $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->postmeta WHERE post_id = %d AND meta_key = 'enclosure' AND meta_value LIKE (%s)", $post_ID, $link_test . '%') );
|
---|
| 1167 | }
|
---|
| 1168 | }
|
---|
| 1169 |
|
---|
| 1170 | foreach ( (array) $post_links_temp[0] as $link_test ) {
|
---|
| 1171 | if ( !in_array( $link_test, $pung ) ) { // If we haven't pung it already
|
---|
| 1172 | $test = parse_url( $link_test );
|
---|
| 1173 | if ( isset( $test['query'] ) )
|
---|
| 1174 | $post_links[] = $link_test;
|
---|
| 1175 | elseif ( $test['path'] != '/' && $test['path'] != '' )
|
---|
| 1176 | $post_links[] = $link_test;
|
---|
| 1177 | }
|
---|
| 1178 | }
|
---|
| 1179 |
|
---|
| 1180 | foreach ( (array) $post_links as $url ) {
|
---|
| 1181 | if ( $url != '' && !$wpdb->get_var( $wpdb->prepare( "SELECT post_id FROM $wpdb->postmeta WHERE post_id = %d AND meta_key = 'enclosure' AND meta_value LIKE (%s)", $post_ID, $url . '%' ) ) ) {
|
---|
| 1182 | if ( $headers = wp_get_http_headers( $url) ) {
|
---|
| 1183 | $len = (int) $headers['content-length'];
|
---|
| 1184 | $type = $headers['content-type'];
|
---|
| 1185 | $allowed_types = array( 'video', 'audio' );
|
---|
| 1186 | if ( in_array( substr( $type, 0, strpos( $type, "/" ) ), $allowed_types ) ) {
|
---|
| 1187 | $meta_value = "$url\n$len\n$type\n";
|
---|
| 1188 | $wpdb->insert($wpdb->postmeta, array('post_id' => $post_ID, 'meta_key' => 'enclosure', 'meta_value' => $meta_value) );
|
---|
| 1189 | }
|
---|
| 1190 | }
|
---|
| 1191 | }
|
---|
| 1192 | }
|
---|
| 1193 | }
|
---|
| 1194 |
|
---|
| 1195 | /**
|
---|
| 1196 | * Perform a HTTP HEAD or GET request.
|
---|
| 1197 | *
|
---|
| 1198 | * If $file_path is a writable filename, this will do a GET request and write
|
---|
| 1199 | * the file to that path.
|
---|
| 1200 | *
|
---|
| 1201 | * @since 2.5.0
|
---|
| 1202 | *
|
---|
| 1203 | * @param string $url URL to fetch.
|
---|
| 1204 | * @param string|bool $file_path Optional. File path to write request to.
|
---|
| 1205 | * @param bool $deprecated Deprecated. Not used.
|
---|
| 1206 | * @return bool|string False on failure and string of headers if HEAD request.
|
---|
| 1207 | */
|
---|
| 1208 | function wp_get_http( $url, $file_path = false, $deprecated = false ) {
|
---|
| 1209 | @set_time_limit( 60 );
|
---|
| 1210 |
|
---|
| 1211 | $options = array();
|
---|
| 1212 | $options['redirection'] = 5;
|
---|
| 1213 |
|
---|
| 1214 | if ( false == $file_path )
|
---|
| 1215 | $options['method'] = 'HEAD';
|
---|
| 1216 | else
|
---|
| 1217 | $options['method'] = 'GET';
|
---|
| 1218 |
|
---|
| 1219 | $response = wp_remote_request($url, $options);
|
---|
| 1220 |
|
---|
| 1221 | if ( is_wp_error( $response ) )
|
---|
| 1222 | return false;
|
---|
| 1223 |
|
---|
| 1224 | $headers = wp_remote_retrieve_headers( $response );
|
---|
| 1225 | $headers['response'] = $response['response']['code'];
|
---|
| 1226 |
|
---|
| 1227 | if ( false == $file_path )
|
---|
| 1228 | return $headers;
|
---|
| 1229 |
|
---|
| 1230 | // GET request - write it to the supplied filename
|
---|
| 1231 | $out_fp = fopen($file_path, 'w');
|
---|
| 1232 | if ( !$out_fp )
|
---|
| 1233 | return $headers;
|
---|
| 1234 |
|
---|
| 1235 | fwrite( $out_fp, $response['body']);
|
---|
| 1236 | fclose($out_fp);
|
---|
| 1237 |
|
---|
| 1238 | return $headers;
|
---|
| 1239 | }
|
---|
| 1240 |
|
---|
| 1241 | /**
|
---|
| 1242 | * Retrieve HTTP Headers from URL.
|
---|
| 1243 | *
|
---|
| 1244 | * @since 1.5.1
|
---|
| 1245 | *
|
---|
| 1246 | * @param string $url
|
---|
| 1247 | * @param bool $deprecated Not Used.
|
---|
| 1248 | * @return bool|string False on failure, headers on success.
|
---|
| 1249 | */
|
---|
| 1250 | function wp_get_http_headers( $url, $deprecated = false ) {
|
---|
| 1251 | $response = wp_remote_head( $url );
|
---|
| 1252 |
|
---|
| 1253 | if ( is_wp_error( $response ) )
|
---|
| 1254 | return false;
|
---|
| 1255 |
|
---|
| 1256 | return wp_remote_retrieve_headers( $response );
|
---|
| 1257 | }
|
---|
| 1258 |
|
---|
| 1259 | /**
|
---|
| 1260 | * Whether today is a new day.
|
---|
| 1261 | *
|
---|
| 1262 | * @since 0.71
|
---|
| 1263 | * @uses $day Today
|
---|
| 1264 | * @uses $previousday Previous day
|
---|
| 1265 | *
|
---|
| 1266 | * @return int 1 when new day, 0 if not a new day.
|
---|
| 1267 | */
|
---|
| 1268 | function is_new_day() {
|
---|
| 1269 | global $day, $previousday;
|
---|
| 1270 | if ( $day != $previousday )
|
---|
| 1271 | return 1;
|
---|
| 1272 | else
|
---|
| 1273 | return 0;
|
---|
| 1274 | }
|
---|
| 1275 |
|
---|
| 1276 | /**
|
---|
| 1277 | * Build URL query based on an associative and, or indexed array.
|
---|
| 1278 | *
|
---|
| 1279 | * This is a convenient function for easily building url queries. It sets the
|
---|
| 1280 | * separator to '&' and uses _http_build_query() function.
|
---|
| 1281 | *
|
---|
| 1282 | * @see _http_build_query() Used to build the query
|
---|
| 1283 | * @link http://us2.php.net/manual/en/function.http-build-query.php more on what
|
---|
| 1284 | * http_build_query() does.
|
---|
| 1285 | *
|
---|
| 1286 | * @since 2.3.0
|
---|
| 1287 | *
|
---|
| 1288 | * @param array $data URL-encode key/value pairs.
|
---|
| 1289 | * @return string URL encoded string
|
---|
| 1290 | */
|
---|
| 1291 | function build_query( $data ) {
|
---|
| 1292 | return _http_build_query( $data, null, '&', '', false );
|
---|
| 1293 | }
|
---|
| 1294 |
|
---|
| 1295 | /**
|
---|
| 1296 | * Retrieve a modified URL query string.
|
---|
| 1297 | *
|
---|
| 1298 | * You can rebuild the URL and append a new query variable to the URL query by
|
---|
| 1299 | * using this function. You can also retrieve the full URL with query data.
|
---|
| 1300 | *
|
---|
| 1301 | * Adding a single key & value or an associative array. Setting a key value to
|
---|
| 1302 | * emptystring removes the key. Omitting oldquery_or_uri uses the $_SERVER
|
---|
| 1303 | * value.
|
---|
| 1304 | *
|
---|
| 1305 | * @since 1.5.0
|
---|
| 1306 | *
|
---|
| 1307 | * @param mixed $param1 Either newkey or an associative_array
|
---|
| 1308 | * @param mixed $param2 Either newvalue or oldquery or uri
|
---|
| 1309 | * @param mixed $param3 Optional. Old query or uri
|
---|
| 1310 | * @return string New URL query string.
|
---|
| 1311 | */
|
---|
| 1312 | function add_query_arg() {
|
---|
| 1313 | $ret = '';
|
---|
| 1314 | if ( is_array( func_get_arg(0) ) ) {
|
---|
| 1315 | if ( @func_num_args() < 2 || false === @func_get_arg( 1 ) )
|
---|
| 1316 | $uri = $_SERVER['REQUEST_URI'];
|
---|
| 1317 | else
|
---|
| 1318 | $uri = @func_get_arg( 1 );
|
---|
| 1319 | } else {
|
---|
| 1320 | if ( @func_num_args() < 3 || false === @func_get_arg( 2 ) )
|
---|
| 1321 | $uri = $_SERVER['REQUEST_URI'];
|
---|
| 1322 | else
|
---|
| 1323 | $uri = @func_get_arg( 2 );
|
---|
| 1324 | }
|
---|
| 1325 |
|
---|
| 1326 | if ( $frag = strstr( $uri, '#' ) )
|
---|
| 1327 | $uri = substr( $uri, 0, -strlen( $frag ) );
|
---|
| 1328 | else
|
---|
| 1329 | $frag = '';
|
---|
| 1330 |
|
---|
| 1331 | if ( preg_match( '|^https?://|i', $uri, $matches ) ) {
|
---|
| 1332 | $protocol = $matches[0];
|
---|
| 1333 | $uri = substr( $uri, strlen( $protocol ) );
|
---|
| 1334 | } else {
|
---|
| 1335 | $protocol = '';
|
---|
| 1336 | }
|
---|
| 1337 |
|
---|
| 1338 | if ( strpos( $uri, '?' ) !== false ) {
|
---|
| 1339 | $parts = explode( '?', $uri, 2 );
|
---|
| 1340 | if ( 1 == count( $parts ) ) {
|
---|
| 1341 | $base = '?';
|
---|
| 1342 | $query = $parts[0];
|
---|
| 1343 | } else {
|
---|
| 1344 | $base = $parts[0] . '?';
|
---|
| 1345 | $query = $parts[1];
|
---|
| 1346 | }
|
---|
| 1347 | } elseif ( !empty( $protocol ) || strpos( $uri, '=' ) === false ) {
|
---|
| 1348 | $base = $uri . '?';
|
---|
| 1349 | $query = '';
|
---|
| 1350 | } else {
|
---|
| 1351 | $base = '';
|
---|
| 1352 | $query = $uri;
|
---|
| 1353 | }
|
---|
| 1354 |
|
---|
| 1355 | wp_parse_str( $query, $qs );
|
---|
| 1356 | $qs = urlencode_deep( $qs ); // this re-URL-encodes things that were already in the query string
|
---|
| 1357 | if ( is_array( func_get_arg( 0 ) ) ) {
|
---|
| 1358 | $kayvees = func_get_arg( 0 );
|
---|
| 1359 | $qs = array_merge( $qs, $kayvees );
|
---|
| 1360 | } else {
|
---|
| 1361 | $qs[func_get_arg( 0 )] = func_get_arg( 1 );
|
---|
| 1362 | }
|
---|
| 1363 |
|
---|
| 1364 | foreach ( (array) $qs as $k => $v ) {
|
---|
| 1365 | if ( $v === false )
|
---|
| 1366 | unset( $qs[$k] );
|
---|
| 1367 | }
|
---|
| 1368 |
|
---|
| 1369 | $ret = build_query( $qs );
|
---|
| 1370 | $ret = trim( $ret, '?' );
|
---|
| 1371 | $ret = preg_replace( '#=(&|$)#', '$1', $ret );
|
---|
| 1372 | $ret = $protocol . $base . $ret . $frag;
|
---|
| 1373 | $ret = rtrim( $ret, '?' );
|
---|
| 1374 | return $ret;
|
---|
| 1375 | }
|
---|
| 1376 |
|
---|
| 1377 | /**
|
---|
| 1378 | * Removes an item or list from the query string.
|
---|
| 1379 | *
|
---|
| 1380 | * @since 1.5.0
|
---|
| 1381 | *
|
---|
| 1382 | * @param string|array $key Query key or keys to remove.
|
---|
| 1383 | * @param bool $query When false uses the $_SERVER value.
|
---|
| 1384 | * @return string New URL query string.
|
---|
| 1385 | */
|
---|
| 1386 | function remove_query_arg( $key, $query=false ) {
|
---|
| 1387 | if ( is_array( $key ) ) { // removing multiple keys
|
---|
| 1388 | foreach ( $key as $k )
|
---|
| 1389 | $query = add_query_arg( $k, false, $query );
|
---|
| 1390 | return $query;
|
---|
| 1391 | }
|
---|
| 1392 | return add_query_arg( $key, false, $query );
|
---|
| 1393 | }
|
---|
| 1394 |
|
---|
| 1395 | /**
|
---|
| 1396 | * Walks the array while sanitizing the contents.
|
---|
| 1397 | *
|
---|
| 1398 | * @uses $wpdb Used to sanitize values
|
---|
| 1399 | * @since 0.71
|
---|
| 1400 | *
|
---|
| 1401 | * @param array $array Array to used to walk while sanitizing contents.
|
---|
| 1402 | * @return array Sanitized $array.
|
---|
| 1403 | */
|
---|
| 1404 | function add_magic_quotes( $array ) {
|
---|
| 1405 | global $wpdb;
|
---|
| 1406 |
|
---|
| 1407 | foreach ( (array) $array as $k => $v ) {
|
---|
| 1408 | if ( is_array( $v ) ) {
|
---|
| 1409 | $array[$k] = add_magic_quotes( $v );
|
---|
| 1410 | } else {
|
---|
| 1411 | $array[$k] = $wpdb->escape( $v );
|
---|
| 1412 | }
|
---|
| 1413 | }
|
---|
| 1414 | return $array;
|
---|
| 1415 | }
|
---|
| 1416 |
|
---|
| 1417 | /**
|
---|
| 1418 | * HTTP request for URI to retrieve content.
|
---|
| 1419 | *
|
---|
| 1420 | * @since 1.5.1
|
---|
| 1421 | * @uses wp_remote_get()
|
---|
| 1422 | *
|
---|
| 1423 | * @param string $uri URI/URL of web page to retrieve.
|
---|
| 1424 | * @return bool|string HTTP content. False on failure.
|
---|
| 1425 | */
|
---|
| 1426 | function wp_remote_fopen( $uri ) {
|
---|
| 1427 | $parsed_url = @parse_url( $uri );
|
---|
| 1428 |
|
---|
| 1429 | if ( !$parsed_url || !is_array( $parsed_url ) )
|
---|
| 1430 | return false;
|
---|
| 1431 |
|
---|
| 1432 | $options = array();
|
---|
| 1433 | $options['timeout'] = 10;
|
---|
| 1434 |
|
---|
| 1435 | $response = wp_remote_get( $uri, $options );
|
---|
| 1436 |
|
---|
| 1437 | if ( is_wp_error( $response ) )
|
---|
| 1438 | return false;
|
---|
| 1439 |
|
---|
| 1440 | return $response['body'];
|
---|
| 1441 | }
|
---|
| 1442 |
|
---|
| 1443 | /**
|
---|
| 1444 | * Setup the WordPress query.
|
---|
| 1445 | *
|
---|
| 1446 | * @since 2.0.0
|
---|
| 1447 | *
|
---|
| 1448 | * @param string $query_vars Default WP_Query arguments.
|
---|
| 1449 | */
|
---|
| 1450 | function wp( $query_vars = '' ) {
|
---|
| 1451 | global $wp, $wp_query, $wp_the_query;
|
---|
| 1452 | $wp->main( $query_vars );
|
---|
| 1453 |
|
---|
| 1454 | if( !isset($wp_the_query) )
|
---|
| 1455 | $wp_the_query = $wp_query;
|
---|
| 1456 | }
|
---|
| 1457 |
|
---|
| 1458 | /**
|
---|
| 1459 | * Retrieve the description for the HTTP status.
|
---|
| 1460 | *
|
---|
| 1461 | * @since 2.3.0
|
---|
| 1462 | *
|
---|
| 1463 | * @param int $code HTTP status code.
|
---|
| 1464 | * @return string Empty string if not found, or description if found.
|
---|
| 1465 | */
|
---|
| 1466 | function get_status_header_desc( $code ) {
|
---|
| 1467 | global $wp_header_to_desc;
|
---|
| 1468 |
|
---|
| 1469 | $code = absint( $code );
|
---|
| 1470 |
|
---|
| 1471 | if ( !isset( $wp_header_to_desc ) ) {
|
---|
| 1472 | $wp_header_to_desc = array(
|
---|
| 1473 | 100 => 'Continue',
|
---|
| 1474 | 101 => 'Switching Protocols',
|
---|
| 1475 | 102 => 'Processing',
|
---|
| 1476 |
|
---|
| 1477 | 200 => 'OK',
|
---|
| 1478 | 201 => 'Created',
|
---|
| 1479 | 202 => 'Accepted',
|
---|
| 1480 | 203 => 'Non-Authoritative Information',
|
---|
| 1481 | 204 => 'No Content',
|
---|
| 1482 | 205 => 'Reset Content',
|
---|
| 1483 | 206 => 'Partial Content',
|
---|
| 1484 | 207 => 'Multi-Status',
|
---|
| 1485 | 226 => 'IM Used',
|
---|
| 1486 |
|
---|
| 1487 | 300 => 'Multiple Choices',
|
---|
| 1488 | 301 => 'Moved Permanently',
|
---|
| 1489 | 302 => 'Found',
|
---|
| 1490 | 303 => 'See Other',
|
---|
| 1491 | 304 => 'Not Modified',
|
---|
| 1492 | 305 => 'Use Proxy',
|
---|
| 1493 | 306 => 'Reserved',
|
---|
| 1494 | 307 => 'Temporary Redirect',
|
---|
| 1495 |
|
---|
| 1496 | 400 => 'Bad Request',
|
---|
| 1497 | 401 => 'Unauthorized',
|
---|
| 1498 | 402 => 'Payment Required',
|
---|
| 1499 | 403 => 'Forbidden',
|
---|
| 1500 | 404 => 'Not Found',
|
---|
| 1501 | 405 => 'Method Not Allowed',
|
---|
| 1502 | 406 => 'Not Acceptable',
|
---|
| 1503 | 407 => 'Proxy Authentication Required',
|
---|
| 1504 | 408 => 'Request Timeout',
|
---|
| 1505 | 409 => 'Conflict',
|
---|
| 1506 | 410 => 'Gone',
|
---|
| 1507 | 411 => 'Length Required',
|
---|
| 1508 | 412 => 'Precondition Failed',
|
---|
| 1509 | 413 => 'Request Entity Too Large',
|
---|
| 1510 | 414 => 'Request-URI Too Long',
|
---|
| 1511 | 415 => 'Unsupported Media Type',
|
---|
| 1512 | 416 => 'Requested Range Not Satisfiable',
|
---|
| 1513 | 417 => 'Expectation Failed',
|
---|
| 1514 | 422 => 'Unprocessable Entity',
|
---|
| 1515 | 423 => 'Locked',
|
---|
| 1516 | 424 => 'Failed Dependency',
|
---|
| 1517 | 426 => 'Upgrade Required',
|
---|
| 1518 |
|
---|
| 1519 | 500 => 'Internal Server Error',
|
---|
| 1520 | 501 => 'Not Implemented',
|
---|
| 1521 | 502 => 'Bad Gateway',
|
---|
| 1522 | 503 => 'Service Unavailable',
|
---|
| 1523 | 504 => 'Gateway Timeout',
|
---|
| 1524 | 505 => 'HTTP Version Not Supported',
|
---|
| 1525 | 506 => 'Variant Also Negotiates',
|
---|
| 1526 | 507 => 'Insufficient Storage',
|
---|
| 1527 | 510 => 'Not Extended'
|
---|
| 1528 | );
|
---|
| 1529 | }
|
---|
| 1530 |
|
---|
| 1531 | if ( isset( $wp_header_to_desc[$code] ) )
|
---|
| 1532 | return $wp_header_to_desc[$code];
|
---|
| 1533 | else
|
---|
| 1534 | return '';
|
---|
| 1535 | }
|
---|
| 1536 |
|
---|
| 1537 | /**
|
---|
| 1538 | * Set HTTP status header.
|
---|
| 1539 | *
|
---|
| 1540 | * @since 2.0.0
|
---|
| 1541 | * @uses apply_filters() Calls 'status_header' on status header string, HTTP
|
---|
| 1542 | * HTTP code, HTTP code description, and protocol string as separate
|
---|
| 1543 | * parameters.
|
---|
| 1544 | *
|
---|
| 1545 | * @param int $header HTTP status code
|
---|
| 1546 | * @return null Does not return anything.
|
---|
| 1547 | */
|
---|
| 1548 | function status_header( $header ) {
|
---|
| 1549 | $text = get_status_header_desc( $header );
|
---|
| 1550 |
|
---|
| 1551 | if ( empty( $text ) )
|
---|
| 1552 | return false;
|
---|
| 1553 |
|
---|
| 1554 | $protocol = $_SERVER["SERVER_PROTOCOL"];
|
---|
| 1555 | if ( 'HTTP/1.1' != $protocol && 'HTTP/1.0' != $protocol )
|
---|
| 1556 | $protocol = 'HTTP/1.0';
|
---|
| 1557 | $status_header = "$protocol $header $text";
|
---|
| 1558 | if ( function_exists( 'apply_filters' ) )
|
---|
| 1559 | $status_header = apply_filters( 'status_header', $status_header, $header, $text, $protocol );
|
---|
| 1560 |
|
---|
| 1561 | return @header( $status_header, true, $header );
|
---|
| 1562 | }
|
---|
| 1563 |
|
---|
| 1564 | /**
|
---|
| 1565 | * Gets the header information to prevent caching.
|
---|
| 1566 | *
|
---|
| 1567 | * The several different headers cover the different ways cache prevention is handled
|
---|
| 1568 | * by different browsers
|
---|
| 1569 | *
|
---|
| 1570 | * @since 2.8
|
---|
| 1571 | *
|
---|
| 1572 | * @uses apply_filters()
|
---|
| 1573 | * @return array The associative array of header names and field values.
|
---|
| 1574 | */
|
---|
| 1575 | function wp_get_nocache_headers() {
|
---|
| 1576 | $headers = array(
|
---|
| 1577 | 'Expires' => 'Wed, 11 Jan 1984 05:00:00 GMT',
|
---|
| 1578 | 'Last-Modified' => gmdate( 'D, d M Y H:i:s' ) . ' GMT',
|
---|
| 1579 | 'Cache-Control' => 'no-cache, must-revalidate, max-age=0',
|
---|
| 1580 | 'Pragma' => 'no-cache',
|
---|
| 1581 | );
|
---|
| 1582 |
|
---|
| 1583 | if ( function_exists('apply_filters') ) {
|
---|
| 1584 | $headers = apply_filters('nocache_headers', $headers);
|
---|
| 1585 | }
|
---|
| 1586 | return $headers;
|
---|
| 1587 | }
|
---|
| 1588 |
|
---|
| 1589 | /**
|
---|
| 1590 | * Sets the headers to prevent caching for the different browsers.
|
---|
| 1591 | *
|
---|
| 1592 | * Different browsers support different nocache headers, so several headers must
|
---|
| 1593 | * be sent so that all of them get the point that no caching should occur.
|
---|
| 1594 | *
|
---|
| 1595 | * @since 2.0.0
|
---|
| 1596 | * @uses wp_get_nocache_headers()
|
---|
| 1597 | */
|
---|
| 1598 | function nocache_headers() {
|
---|
| 1599 | $headers = wp_get_nocache_headers();
|
---|
| 1600 | foreach( (array) $headers as $name => $field_value )
|
---|
| 1601 | @header("{$name}: {$field_value}");
|
---|
| 1602 | }
|
---|
| 1603 |
|
---|
| 1604 | /**
|
---|
| 1605 | * Set the headers for caching for 10 days with JavaScript content type.
|
---|
| 1606 | *
|
---|
| 1607 | * @since 2.1.0
|
---|
| 1608 | */
|
---|
| 1609 | function cache_javascript_headers() {
|
---|
| 1610 | $expiresOffset = 864000; // 10 days
|
---|
| 1611 | header( "Content-Type: text/javascript; charset=" . get_bloginfo( 'charset' ) );
|
---|
| 1612 | header( "Vary: Accept-Encoding" ); // Handle proxies
|
---|
| 1613 | header( "Expires: " . gmdate( "D, d M Y H:i:s", time() + $expiresOffset ) . " GMT" );
|
---|
| 1614 | }
|
---|
| 1615 |
|
---|
| 1616 | /**
|
---|
| 1617 | * Retrieve the number of database queries during the WordPress execution.
|
---|
| 1618 | *
|
---|
| 1619 | * @since 2.0.0
|
---|
| 1620 | *
|
---|
| 1621 | * @return int Number of database queries
|
---|
| 1622 | */
|
---|
| 1623 | function get_num_queries() {
|
---|
| 1624 | global $wpdb;
|
---|
| 1625 | return $wpdb->num_queries;
|
---|
| 1626 | }
|
---|
| 1627 |
|
---|
| 1628 | /**
|
---|
| 1629 | * Whether input is yes or no. Must be 'y' to be true.
|
---|
| 1630 | *
|
---|
| 1631 | * @since 1.0.0
|
---|
| 1632 | *
|
---|
| 1633 | * @param string $yn Character string containing either 'y' or 'n'
|
---|
| 1634 | * @return bool True if yes, false on anything else
|
---|
| 1635 | */
|
---|
| 1636 | function bool_from_yn( $yn ) {
|
---|
| 1637 | return ( strtolower( $yn ) == 'y' );
|
---|
| 1638 | }
|
---|
| 1639 |
|
---|
| 1640 | /**
|
---|
| 1641 | * Loads the feed template from the use of an action hook.
|
---|
| 1642 | *
|
---|
| 1643 | * If the feed action does not have a hook, then the function will die with a
|
---|
| 1644 | * message telling the visitor that the feed is not valid.
|
---|
| 1645 | *
|
---|
| 1646 | * It is better to only have one hook for each feed.
|
---|
| 1647 | *
|
---|
| 1648 | * @since 2.1.0
|
---|
| 1649 | * @uses $wp_query Used to tell if the use a comment feed.
|
---|
| 1650 | * @uses do_action() Calls 'do_feed_$feed' hook, if a hook exists for the feed.
|
---|
| 1651 | */
|
---|
| 1652 | function do_feed() {
|
---|
| 1653 | global $wp_query;
|
---|
| 1654 |
|
---|
| 1655 | $feed = get_query_var( 'feed' );
|
---|
| 1656 |
|
---|
| 1657 | // Remove the pad, if present.
|
---|
| 1658 | $feed = preg_replace( '/^_+/', '', $feed );
|
---|
| 1659 |
|
---|
| 1660 | if ( $feed == '' || $feed == 'feed' )
|
---|
| 1661 | $feed = get_default_feed();
|
---|
| 1662 |
|
---|
| 1663 | $hook = 'do_feed_' . $feed;
|
---|
| 1664 | if ( !has_action($hook) ) {
|
---|
| 1665 | $message = sprintf( __( 'ERROR: %s is not a valid feed template' ), esc_html($feed));
|
---|
| 1666 | wp_die($message);
|
---|
| 1667 | }
|
---|
| 1668 |
|
---|
| 1669 | do_action( $hook, $wp_query->is_comment_feed );
|
---|
| 1670 | }
|
---|
| 1671 |
|
---|
| 1672 | /**
|
---|
| 1673 | * Load the RDF RSS 0.91 Feed template.
|
---|
| 1674 | *
|
---|
| 1675 | * @since 2.1.0
|
---|
| 1676 | */
|
---|
| 1677 | function do_feed_rdf() {
|
---|
| 1678 | load_template( ABSPATH . WPINC . '/feed-rdf.php' );
|
---|
| 1679 | }
|
---|
| 1680 |
|
---|
| 1681 | /**
|
---|
| 1682 | * Load the RSS 1.0 Feed Template
|
---|
| 1683 | *
|
---|
| 1684 | * @since 2.1.0
|
---|
| 1685 | */
|
---|
| 1686 | function do_feed_rss() {
|
---|
| 1687 | load_template( ABSPATH . WPINC . '/feed-rss.php' );
|
---|
| 1688 | }
|
---|
| 1689 |
|
---|
| 1690 | /**
|
---|
| 1691 | * Load either the RSS2 comment feed or the RSS2 posts feed.
|
---|
| 1692 | *
|
---|
| 1693 | * @since 2.1.0
|
---|
| 1694 | *
|
---|
| 1695 | * @param bool $for_comments True for the comment feed, false for normal feed.
|
---|
| 1696 | */
|
---|
| 1697 | function do_feed_rss2( $for_comments ) {
|
---|
| 1698 | if ( $for_comments )
|
---|
| 1699 | load_template( ABSPATH . WPINC . '/feed-rss2-comments.php' );
|
---|
| 1700 | else
|
---|
| 1701 | load_template( ABSPATH . WPINC . '/feed-rss2.php' );
|
---|
| 1702 | }
|
---|
| 1703 |
|
---|
| 1704 | /**
|
---|
| 1705 | * Load either Atom comment feed or Atom posts feed.
|
---|
| 1706 | *
|
---|
| 1707 | * @since 2.1.0
|
---|
| 1708 | *
|
---|
| 1709 | * @param bool $for_comments True for the comment feed, false for normal feed.
|
---|
| 1710 | */
|
---|
| 1711 | function do_feed_atom( $for_comments ) {
|
---|
| 1712 | if ($for_comments)
|
---|
| 1713 | load_template( ABSPATH . WPINC . '/feed-atom-comments.php');
|
---|
| 1714 | else
|
---|
| 1715 | load_template( ABSPATH . WPINC . '/feed-atom.php' );
|
---|
| 1716 | }
|
---|
| 1717 |
|
---|
| 1718 | /**
|
---|
| 1719 | * Display the robot.txt file content.
|
---|
| 1720 | *
|
---|
| 1721 | * The echo content should be with usage of the permalinks or for creating the
|
---|
| 1722 | * robot.txt file.
|
---|
| 1723 | *
|
---|
| 1724 | * @since 2.1.0
|
---|
| 1725 | * @uses do_action() Calls 'do_robotstxt' hook for displaying robot.txt rules.
|
---|
| 1726 | */
|
---|
| 1727 | function do_robots() {
|
---|
| 1728 | header( 'Content-Type: text/plain; charset=utf-8' );
|
---|
| 1729 |
|
---|
| 1730 | do_action( 'do_robotstxt' );
|
---|
| 1731 |
|
---|
| 1732 | if ( '0' == get_option( 'blog_public' ) ) {
|
---|
| 1733 | echo "User-agent: *\n";
|
---|
| 1734 | echo "Disallow: /\n";
|
---|
| 1735 | } else {
|
---|
| 1736 | echo "User-agent: *\n";
|
---|
| 1737 | echo "Disallow:\n";
|
---|
| 1738 | }
|
---|
| 1739 | }
|
---|
| 1740 |
|
---|
| 1741 | /**
|
---|
| 1742 | * Test whether blog is already installed.
|
---|
| 1743 | *
|
---|
| 1744 | * The cache will be checked first. If you have a cache plugin, which saves the
|
---|
| 1745 | * cache values, then this will work. If you use the default WordPress cache,
|
---|
| 1746 | * and the database goes away, then you might have problems.
|
---|
| 1747 | *
|
---|
| 1748 | * Checks for the option siteurl for whether WordPress is installed.
|
---|
| 1749 | *
|
---|
| 1750 | * @since 2.1.0
|
---|
| 1751 | * @uses $wpdb
|
---|
| 1752 | *
|
---|
| 1753 | * @return bool Whether blog is already installed.
|
---|
| 1754 | */
|
---|
| 1755 | function is_blog_installed() {
|
---|
| 1756 | global $wpdb;
|
---|
| 1757 |
|
---|
| 1758 | // Check cache first. If options table goes away and we have true cached, oh well.
|
---|
| 1759 | if ( wp_cache_get( 'is_blog_installed' ) )
|
---|
| 1760 | return true;
|
---|
| 1761 |
|
---|
| 1762 | $suppress = $wpdb->suppress_errors();
|
---|
| 1763 | $alloptions = wp_load_alloptions();
|
---|
| 1764 | // If siteurl is not set to autoload, check it specifically
|
---|
| 1765 | if ( !isset( $alloptions['siteurl'] ) )
|
---|
| 1766 | $installed = $wpdb->get_var( "SELECT option_value FROM $wpdb->options WHERE option_name = 'siteurl'" );
|
---|
| 1767 | else
|
---|
| 1768 | $installed = $alloptions['siteurl'];
|
---|
| 1769 | $wpdb->suppress_errors( $suppress );
|
---|
| 1770 |
|
---|
| 1771 | $installed = !empty( $installed );
|
---|
| 1772 | wp_cache_set( 'is_blog_installed', $installed );
|
---|
| 1773 |
|
---|
| 1774 | return $installed;
|
---|
| 1775 | }
|
---|
| 1776 |
|
---|
| 1777 | /**
|
---|
| 1778 | * Retrieve URL with nonce added to URL query.
|
---|
| 1779 | *
|
---|
| 1780 | * @package WordPress
|
---|
| 1781 | * @subpackage Security
|
---|
| 1782 | * @since 2.0.4
|
---|
| 1783 | *
|
---|
| 1784 | * @param string $actionurl URL to add nonce action
|
---|
| 1785 | * @param string $action Optional. Nonce action name
|
---|
| 1786 | * @return string URL with nonce action added.
|
---|
| 1787 | */
|
---|
| 1788 | function wp_nonce_url( $actionurl, $action = -1 ) {
|
---|
| 1789 | $actionurl = str_replace( '&', '&', $actionurl );
|
---|
| 1790 | return esc_html( add_query_arg( '_wpnonce', wp_create_nonce( $action ), $actionurl ) );
|
---|
| 1791 | }
|
---|
| 1792 |
|
---|
| 1793 | /**
|
---|
| 1794 | * Retrieve or display nonce hidden field for forms.
|
---|
| 1795 | *
|
---|
| 1796 | * The nonce field is used to validate that the contents of the form came from
|
---|
| 1797 | * the location on the current site and not somewhere else. The nonce does not
|
---|
| 1798 | * offer absolute protection, but should protect against most cases. It is very
|
---|
| 1799 | * important to use nonce field in forms.
|
---|
| 1800 | *
|
---|
| 1801 | * If you set $echo to true and set $referer to true, then you will need to
|
---|
| 1802 | * retrieve the {@link wp_referer_field() wp referer field}. If you have the
|
---|
| 1803 | * $referer set to true and are echoing the nonce field, it will also echo the
|
---|
| 1804 | * referer field.
|
---|
| 1805 | *
|
---|
| 1806 | * The $action and $name are optional, but if you want to have better security,
|
---|
| 1807 | * it is strongly suggested to set those two parameters. It is easier to just
|
---|
| 1808 | * call the function without any parameters, because validation of the nonce
|
---|
| 1809 | * doesn't require any parameters, but since crackers know what the default is
|
---|
| 1810 | * it won't be difficult for them to find a way around your nonce and cause
|
---|
| 1811 | * damage.
|
---|
| 1812 | *
|
---|
| 1813 | * The input name will be whatever $name value you gave. The input value will be
|
---|
| 1814 | * the nonce creation value.
|
---|
| 1815 | *
|
---|
| 1816 | * @package WordPress
|
---|
| 1817 | * @subpackage Security
|
---|
| 1818 | * @since 2.0.4
|
---|
| 1819 | *
|
---|
| 1820 | * @param string $action Optional. Action name.
|
---|
| 1821 | * @param string $name Optional. Nonce name.
|
---|
| 1822 | * @param bool $referer Optional, default true. Whether to set the referer field for validation.
|
---|
| 1823 | * @param bool $echo Optional, default true. Whether to display or return hidden form field.
|
---|
| 1824 | * @return string Nonce field.
|
---|
| 1825 | */
|
---|
| 1826 | function wp_nonce_field( $action = -1, $name = "_wpnonce", $referer = true , $echo = true ) {
|
---|
| 1827 | $name = esc_attr( $name );
|
---|
| 1828 | $nonce_field = '<input type="hidden" id="' . $name . '" name="' . $name . '" value="' . wp_create_nonce( $action ) . '" />';
|
---|
| 1829 | if ( $echo )
|
---|
| 1830 | echo $nonce_field;
|
---|
| 1831 |
|
---|
| 1832 | if ( $referer )
|
---|
| 1833 | wp_referer_field( $echo, 'previous' );
|
---|
| 1834 |
|
---|
| 1835 | return $nonce_field;
|
---|
| 1836 | }
|
---|
| 1837 |
|
---|
| 1838 | /**
|
---|
| 1839 | * Retrieve or display referer hidden field for forms.
|
---|
| 1840 | *
|
---|
| 1841 | * The referer link is the current Request URI from the server super global. The
|
---|
| 1842 | * input name is '_wp_http_referer', in case you wanted to check manually.
|
---|
| 1843 | *
|
---|
| 1844 | * @package WordPress
|
---|
| 1845 | * @subpackage Security
|
---|
| 1846 | * @since 2.0.4
|
---|
| 1847 | *
|
---|
| 1848 | * @param bool $echo Whether to echo or return the referer field.
|
---|
| 1849 | * @return string Referer field.
|
---|
| 1850 | */
|
---|
| 1851 | function wp_referer_field( $echo = true) {
|
---|
| 1852 | $ref = esc_attr( $_SERVER['REQUEST_URI'] );
|
---|
| 1853 | $referer_field = '<input type="hidden" name="_wp_http_referer" value="'. $ref . '" />';
|
---|
| 1854 |
|
---|
| 1855 | if ( $echo )
|
---|
| 1856 | echo $referer_field;
|
---|
| 1857 | return $referer_field;
|
---|
| 1858 | }
|
---|
| 1859 |
|
---|
| 1860 | /**
|
---|
| 1861 | * Retrieve or display original referer hidden field for forms.
|
---|
| 1862 | *
|
---|
| 1863 | * The input name is '_wp_original_http_referer' and will be either the same
|
---|
| 1864 | * value of {@link wp_referer_field()}, if that was posted already or it will
|
---|
| 1865 | * be the current page, if it doesn't exist.
|
---|
| 1866 | *
|
---|
| 1867 | * @package WordPress
|
---|
| 1868 | * @subpackage Security
|
---|
| 1869 | * @since 2.0.4
|
---|
| 1870 | *
|
---|
| 1871 | * @param bool $echo Whether to echo the original http referer
|
---|
| 1872 | * @param string $jump_back_to Optional, default is 'current'. Can be 'previous' or page you want to jump back to.
|
---|
| 1873 | * @return string Original referer field.
|
---|
| 1874 | */
|
---|
| 1875 | function wp_original_referer_field( $echo = true, $jump_back_to = 'current' ) {
|
---|
| 1876 | $jump_back_to = ( 'previous' == $jump_back_to ) ? wp_get_referer() : $_SERVER['REQUEST_URI'];
|
---|
| 1877 | $ref = ( wp_get_original_referer() ) ? wp_get_original_referer() : $jump_back_to;
|
---|
| 1878 | $orig_referer_field = '<input type="hidden" name="_wp_original_http_referer" value="' . esc_attr( stripslashes( $ref ) ) . '" />';
|
---|
| 1879 | if ( $echo )
|
---|
| 1880 | echo $orig_referer_field;
|
---|
| 1881 | return $orig_referer_field;
|
---|
| 1882 | }
|
---|
| 1883 |
|
---|
| 1884 | /**
|
---|
| 1885 | * Retrieve referer from '_wp_http_referer', HTTP referer, or current page respectively.
|
---|
| 1886 | *
|
---|
| 1887 | * @package WordPress
|
---|
| 1888 | * @subpackage Security
|
---|
| 1889 | * @since 2.0.4
|
---|
| 1890 | *
|
---|
| 1891 | * @return string|bool False on failure. Referer URL on success.
|
---|
| 1892 | */
|
---|
| 1893 | function wp_get_referer() {
|
---|
| 1894 | $ref = '';
|
---|
| 1895 | if ( ! empty( $_REQUEST['_wp_http_referer'] ) )
|
---|
| 1896 | $ref = $_REQUEST['_wp_http_referer'];
|
---|
| 1897 | else if ( ! empty( $_SERVER['HTTP_REFERER'] ) )
|
---|
| 1898 | $ref = $_SERVER['HTTP_REFERER'];
|
---|
| 1899 |
|
---|
| 1900 | if ( $ref !== $_SERVER['REQUEST_URI'] )
|
---|
| 1901 | return $ref;
|
---|
| 1902 | return false;
|
---|
| 1903 | }
|
---|
| 1904 |
|
---|
| 1905 | /**
|
---|
| 1906 | * Retrieve original referer that was posted, if it exists.
|
---|
| 1907 | *
|
---|
| 1908 | * @package WordPress
|
---|
| 1909 | * @subpackage Security
|
---|
| 1910 | * @since 2.0.4
|
---|
| 1911 | *
|
---|
| 1912 | * @return string|bool False if no original referer or original referer if set.
|
---|
| 1913 | */
|
---|
| 1914 | function wp_get_original_referer() {
|
---|
| 1915 | if ( !empty( $_REQUEST['_wp_original_http_referer'] ) )
|
---|
| 1916 | return $_REQUEST['_wp_original_http_referer'];
|
---|
| 1917 | return false;
|
---|
| 1918 | }
|
---|
| 1919 |
|
---|
| 1920 | /**
|
---|
| 1921 | * Recursive directory creation based on full path.
|
---|
| 1922 | *
|
---|
| 1923 | * Will attempt to set permissions on folders.
|
---|
| 1924 | *
|
---|
| 1925 | * @since 2.0.1
|
---|
| 1926 | *
|
---|
| 1927 | * @param string $target Full path to attempt to create.
|
---|
| 1928 | * @return bool Whether the path was created or not. True if path already exists.
|
---|
| 1929 | */
|
---|
| 1930 | function wp_mkdir_p( $target ) {
|
---|
| 1931 | // from php.net/mkdir user contributed notes
|
---|
| 1932 | $target = str_replace( '//', '/', $target );
|
---|
| 1933 | if ( file_exists( $target ) )
|
---|
| 1934 | return @is_dir( $target );
|
---|
| 1935 |
|
---|
| 1936 | // Attempting to create the directory may clutter up our display.
|
---|
| 1937 | if ( @mkdir( $target ) ) {
|
---|
| 1938 | $stat = @stat( dirname( $target ) );
|
---|
| 1939 | $dir_perms = $stat['mode'] & 0007777; // Get the permission bits.
|
---|
| 1940 | @chmod( $target, $dir_perms );
|
---|
| 1941 | return true;
|
---|
| 1942 | } elseif ( is_dir( dirname( $target ) ) ) {
|
---|
| 1943 | return false;
|
---|
| 1944 | }
|
---|
| 1945 |
|
---|
| 1946 | // If the above failed, attempt to create the parent node, then try again.
|
---|
| 1947 | if ( ( $target != '/' ) && ( wp_mkdir_p( dirname( $target ) ) ) )
|
---|
| 1948 | return wp_mkdir_p( $target );
|
---|
| 1949 |
|
---|
| 1950 | return false;
|
---|
| 1951 | }
|
---|
| 1952 |
|
---|
| 1953 | /**
|
---|
| 1954 | * Test if a give filesystem path is absolute ('/foo/bar', 'c:\windows').
|
---|
| 1955 | *
|
---|
| 1956 | * @since 2.5.0
|
---|
| 1957 | *
|
---|
| 1958 | * @param string $path File path
|
---|
| 1959 | * @return bool True if path is absolute, false is not absolute.
|
---|
| 1960 | */
|
---|
| 1961 | function path_is_absolute( $path ) {
|
---|
| 1962 | // this is definitive if true but fails if $path does not exist or contains a symbolic link
|
---|
| 1963 | if ( realpath($path) == $path )
|
---|
| 1964 | return true;
|
---|
| 1965 |
|
---|
| 1966 | if ( strlen($path) == 0 || $path{0} == '.' )
|
---|
| 1967 | return false;
|
---|
| 1968 |
|
---|
| 1969 | // windows allows absolute paths like this
|
---|
| 1970 | if ( preg_match('#^[a-zA-Z]:\\\\#', $path) )
|
---|
| 1971 | return true;
|
---|
| 1972 |
|
---|
| 1973 | // a path starting with / or \ is absolute; anything else is relative
|
---|
| 1974 | return (bool) preg_match('#^[/\\\\]#', $path);
|
---|
| 1975 | }
|
---|
| 1976 |
|
---|
| 1977 | /**
|
---|
| 1978 | * Join two filesystem paths together (e.g. 'give me $path relative to $base').
|
---|
| 1979 | *
|
---|
| 1980 | * If the $path is absolute, then it the full path is returned.
|
---|
| 1981 | *
|
---|
| 1982 | * @since 2.5.0
|
---|
| 1983 | *
|
---|
| 1984 | * @param string $base
|
---|
| 1985 | * @param string $path
|
---|
| 1986 | * @return string The path with the base or absolute path.
|
---|
| 1987 | */
|
---|
| 1988 | function path_join( $base, $path ) {
|
---|
| 1989 | if ( path_is_absolute($path) )
|
---|
| 1990 | return $path;
|
---|
| 1991 |
|
---|
| 1992 | return rtrim($base, '/') . '/' . ltrim($path, '/');
|
---|
| 1993 | }
|
---|
| 1994 |
|
---|
| 1995 | /**
|
---|
| 1996 | * Get an array containing the current upload directory's path and url.
|
---|
| 1997 | *
|
---|
| 1998 | * Checks the 'upload_path' option, which should be from the web root folder,
|
---|
| 1999 | * and if it isn't empty it will be used. If it is empty, then the path will be
|
---|
| 2000 | * 'WP_CONTENT_DIR/uploads'. If the 'UPLOADS' constant is defined, then it will
|
---|
| 2001 | * override the 'upload_path' option and 'WP_CONTENT_DIR/uploads' path.
|
---|
| 2002 | *
|
---|
| 2003 | * The upload URL path is set either by the 'upload_url_path' option or by using
|
---|
| 2004 | * the 'WP_CONTENT_URL' constant and appending '/uploads' to the path.
|
---|
| 2005 | *
|
---|
| 2006 | * If the 'uploads_use_yearmonth_folders' is set to true (checkbox if checked in
|
---|
| 2007 | * the administration settings panel), then the time will be used. The format
|
---|
| 2008 | * will be year first and then month.
|
---|
| 2009 | *
|
---|
| 2010 | * If the path couldn't be created, then an error will be returned with the key
|
---|
| 2011 | * 'error' containing the error message. The error suggests that the parent
|
---|
| 2012 | * directory is not writable by the server.
|
---|
| 2013 | *
|
---|
| 2014 | * On success, the returned array will have many indices:
|
---|
| 2015 | * 'path' - base directory and sub directory or full path to upload directory.
|
---|
| 2016 | * 'url' - base url and sub directory or absolute URL to upload directory.
|
---|
| 2017 | * 'subdir' - sub directory if uploads use year/month folders option is on.
|
---|
| 2018 | * 'basedir' - path without subdir.
|
---|
| 2019 | * 'baseurl' - URL path without subdir.
|
---|
| 2020 | * 'error' - set to false.
|
---|
| 2021 | *
|
---|
| 2022 | * @since 2.0.0
|
---|
| 2023 | * @uses apply_filters() Calls 'upload_dir' on returned array.
|
---|
| 2024 | *
|
---|
| 2025 | * @param string $time Optional. Time formatted in 'yyyy/mm'.
|
---|
| 2026 | * @return array See above for description.
|
---|
| 2027 | */
|
---|
| 2028 | function wp_upload_dir( $time = null ) {
|
---|
| 2029 | $siteurl = get_option( 'siteurl' );
|
---|
| 2030 | $upload_path = get_option( 'upload_path' );
|
---|
| 2031 | $upload_path = trim($upload_path);
|
---|
| 2032 | if ( empty($upload_path) )
|
---|
| 2033 | $dir = WP_CONTENT_DIR . '/uploads';
|
---|
| 2034 | else
|
---|
| 2035 | $dir = $upload_path;
|
---|
| 2036 |
|
---|
| 2037 | // $dir is absolute, $path is (maybe) relative to ABSPATH
|
---|
| 2038 | $dir = path_join( ABSPATH, $dir );
|
---|
| 2039 |
|
---|
| 2040 | if ( !$url = get_option( 'upload_url_path' ) ) {
|
---|
| 2041 | if ( empty($upload_path) or ( $upload_path == $dir ) )
|
---|
| 2042 | $url = WP_CONTENT_URL . '/uploads';
|
---|
| 2043 | else
|
---|
| 2044 | $url = trailingslashit( $siteurl ) . $upload_path;
|
---|
| 2045 | }
|
---|
| 2046 |
|
---|
| 2047 | if ( defined('UPLOADS') ) {
|
---|
| 2048 | $dir = ABSPATH . UPLOADS;
|
---|
| 2049 | $url = trailingslashit( $siteurl ) . UPLOADS;
|
---|
| 2050 | }
|
---|
| 2051 |
|
---|
| 2052 | $bdir = $dir;
|
---|
| 2053 | $burl = $url;
|
---|
| 2054 |
|
---|
| 2055 | $subdir = '';
|
---|
| 2056 | if ( get_option( 'uploads_use_yearmonth_folders' ) ) {
|
---|
| 2057 | // Generate the yearly and monthly dirs
|
---|
| 2058 | if ( !$time )
|
---|
| 2059 | $time = current_time( 'mysql' );
|
---|
| 2060 | $y = substr( $time, 0, 4 );
|
---|
| 2061 | $m = substr( $time, 5, 2 );
|
---|
| 2062 | $subdir = "/$y/$m";
|
---|
| 2063 | }
|
---|
| 2064 |
|
---|
| 2065 | $dir .= $subdir;
|
---|
| 2066 | $url .= $subdir;
|
---|
| 2067 |
|
---|
| 2068 | $uploads = apply_filters( 'upload_dir', array( 'path' => $dir, 'url' => $url, 'subdir' => $subdir, 'basedir' => $bdir, 'baseurl' => $burl, 'error' => false ) );
|
---|
| 2069 |
|
---|
| 2070 | // Make sure we have an uploads dir
|
---|
| 2071 | if ( ! wp_mkdir_p( $uploads['path'] ) ) {
|
---|
| 2072 | $message = sprintf( __( 'Unable to create directory %s. Is its parent directory writable by the server?' ), $uploads['path'] );
|
---|
| 2073 | return array( 'error' => $message );
|
---|
| 2074 | }
|
---|
| 2075 |
|
---|
| 2076 | return $uploads;
|
---|
| 2077 | }
|
---|
| 2078 |
|
---|
| 2079 | /**
|
---|
| 2080 | * Get a filename that is sanitized and unique for the given directory.
|
---|
| 2081 | *
|
---|
| 2082 | * If the filename is not unique, then a number will be added to the filename
|
---|
| 2083 | * before the extension, and will continue adding numbers until the filename is
|
---|
| 2084 | * unique.
|
---|
| 2085 | *
|
---|
| 2086 | * The callback must accept two parameters, the first one is the directory and
|
---|
| 2087 | * the second is the filename. The callback must be a function.
|
---|
| 2088 | *
|
---|
| 2089 | * @since 2.5
|
---|
| 2090 | *
|
---|
| 2091 | * @param string $dir
|
---|
| 2092 | * @param string $filename
|
---|
| 2093 | * @param string $unique_filename_callback Function name, must be a function.
|
---|
| 2094 | * @return string New filename, if given wasn't unique.
|
---|
| 2095 | */
|
---|
| 2096 | function wp_unique_filename( $dir, $filename, $unique_filename_callback = null ) {
|
---|
| 2097 | // sanitize the file name before we begin processing
|
---|
| 2098 | $filename = sanitize_file_name($filename);
|
---|
| 2099 |
|
---|
| 2100 | // separate the filename into a name and extension
|
---|
| 2101 | $info = pathinfo($filename);
|
---|
| 2102 | $ext = !empty($info['extension']) ? $info['extension'] : '';
|
---|
| 2103 | $name = basename($filename, ".{$ext}");
|
---|
| 2104 |
|
---|
| 2105 | // edge case: if file is named '.ext', treat as an empty name
|
---|
| 2106 | if( $name === ".$ext" )
|
---|
| 2107 | $name = '';
|
---|
| 2108 |
|
---|
| 2109 | // Increment the file number until we have a unique file to save in $dir. Use $override['unique_filename_callback'] if supplied.
|
---|
| 2110 | if ( $unique_filename_callback && function_exists( $unique_filename_callback ) ) {
|
---|
| 2111 | $filename = $unique_filename_callback( $dir, $name );
|
---|
| 2112 | } else {
|
---|
| 2113 | $number = '';
|
---|
| 2114 |
|
---|
| 2115 | if ( !empty( $ext ) )
|
---|
| 2116 | $ext = ".$ext";
|
---|
| 2117 |
|
---|
| 2118 | while ( file_exists( $dir . "/$filename" ) ) {
|
---|
| 2119 | if ( '' == "$number$ext" )
|
---|
| 2120 | $filename = $filename . ++$number . $ext;
|
---|
| 2121 | else
|
---|
| 2122 | $filename = str_replace( "$number$ext", ++$number . $ext, $filename );
|
---|
| 2123 | }
|
---|
| 2124 | }
|
---|
| 2125 |
|
---|
| 2126 | return $filename;
|
---|
| 2127 | }
|
---|
| 2128 |
|
---|
| 2129 | /**
|
---|
| 2130 | * Create a file in the upload folder with given content.
|
---|
| 2131 | *
|
---|
| 2132 | * If there is an error, then the key 'error' will exist with the error message.
|
---|
| 2133 | * If success, then the key 'file' will have the unique file path, the 'url' key
|
---|
| 2134 | * will have the link to the new file. and the 'error' key will be set to false.
|
---|
| 2135 | *
|
---|
| 2136 | * This function will not move an uploaded file to the upload folder. It will
|
---|
| 2137 | * create a new file with the content in $bits parameter. If you move the upload
|
---|
| 2138 | * file, read the content of the uploaded file, and then you can give the
|
---|
| 2139 | * filename and content to this function, which will add it to the upload
|
---|
| 2140 | * folder.
|
---|
| 2141 | *
|
---|
| 2142 | * The permissions will be set on the new file automatically by this function.
|
---|
| 2143 | *
|
---|
| 2144 | * @since 2.0.0
|
---|
| 2145 | *
|
---|
| 2146 | * @param string $name
|
---|
| 2147 | * @param null $deprecated Not used. Set to null.
|
---|
| 2148 | * @param mixed $bits File content
|
---|
| 2149 | * @param string $time Optional. Time formatted in 'yyyy/mm'.
|
---|
| 2150 | * @return array
|
---|
| 2151 | */
|
---|
| 2152 | function wp_upload_bits( $name, $deprecated, $bits, $time = null ) {
|
---|
| 2153 | if ( empty( $name ) )
|
---|
| 2154 | return array( 'error' => __( 'Empty filename' ) );
|
---|
| 2155 |
|
---|
| 2156 | $wp_filetype = wp_check_filetype( $name );
|
---|
| 2157 | if ( !$wp_filetype['ext'] )
|
---|
| 2158 | return array( 'error' => __( 'Invalid file type' ) );
|
---|
| 2159 |
|
---|
| 2160 | $upload = wp_upload_dir( $time );
|
---|
| 2161 |
|
---|
| 2162 | if ( $upload['error'] !== false )
|
---|
| 2163 | return $upload;
|
---|
| 2164 |
|
---|
| 2165 | $filename = wp_unique_filename( $upload['path'], $name );
|
---|
| 2166 |
|
---|
| 2167 | $new_file = $upload['path'] . "/$filename";
|
---|
| 2168 | if ( ! wp_mkdir_p( dirname( $new_file ) ) ) {
|
---|
| 2169 | $message = sprintf( __( 'Unable to create directory %s. Is its parent directory writable by the server?' ), dirname( $new_file ) );
|
---|
| 2170 | return array( 'error' => $message );
|
---|
| 2171 | }
|
---|
| 2172 |
|
---|
| 2173 | $ifp = @ fopen( $new_file, 'wb' );
|
---|
| 2174 | if ( ! $ifp )
|
---|
| 2175 | return array( 'error' => sprintf( __( 'Could not write file %s' ), $new_file ) );
|
---|
| 2176 |
|
---|
| 2177 | @fwrite( $ifp, $bits );
|
---|
| 2178 | fclose( $ifp );
|
---|
| 2179 | // Set correct file permissions
|
---|
| 2180 | $stat = @ stat( dirname( $new_file ) );
|
---|
| 2181 | $perms = $stat['mode'] & 0007777;
|
---|
| 2182 | $perms = $perms & 0000666;
|
---|
| 2183 | @ chmod( $new_file, $perms );
|
---|
| 2184 |
|
---|
| 2185 | // Compute the URL
|
---|
| 2186 | $url = $upload['url'] . "/$filename";
|
---|
| 2187 |
|
---|
| 2188 | return array( 'file' => $new_file, 'url' => $url, 'error' => false );
|
---|
| 2189 | }
|
---|
| 2190 |
|
---|
| 2191 | /**
|
---|
| 2192 | * Retrieve the file type based on the extension name.
|
---|
| 2193 | *
|
---|
| 2194 | * @package WordPress
|
---|
| 2195 | * @since 2.5.0
|
---|
| 2196 | * @uses apply_filters() Calls 'ext2type' hook on default supported types.
|
---|
| 2197 | *
|
---|
| 2198 | * @param string $ext The extension to search.
|
---|
| 2199 | * @return string|null The file type, example: audio, video, document, spreadsheet, etc. Null if not found.
|
---|
| 2200 | */
|
---|
| 2201 | function wp_ext2type( $ext ) {
|
---|
| 2202 | $ext2type = apply_filters('ext2type', array(
|
---|
| 2203 | 'audio' => array('aac','ac3','aif','aiff','mp1','mp2','mp3','m3a','m4a','m4b','ogg','ram','wav','wma'),
|
---|
| 2204 | 'video' => array('asf','avi','divx','dv','mov','mpg','mpeg','mp4','mpv','ogm','qt','rm','vob','wmv', 'm4v'),
|
---|
| 2205 | 'document' => array('doc','docx','pages','odt','rtf','pdf'),
|
---|
| 2206 | 'spreadsheet' => array('xls','xlsx','numbers','ods'),
|
---|
| 2207 | 'interactive' => array('ppt','pptx','key','odp','swf'),
|
---|
| 2208 | 'text' => array('txt'),
|
---|
| 2209 | 'archive' => array('tar','bz2','gz','cab','dmg','rar','sea','sit','sqx','zip'),
|
---|
| 2210 | 'code' => array('css','html','php','js'),
|
---|
| 2211 | ));
|
---|
| 2212 | foreach ( $ext2type as $type => $exts )
|
---|
| 2213 | if ( in_array($ext, $exts) )
|
---|
| 2214 | return $type;
|
---|
| 2215 | }
|
---|
| 2216 |
|
---|
| 2217 | /**
|
---|
| 2218 | * Retrieve the file type from the file name.
|
---|
| 2219 | *
|
---|
| 2220 | * You can optionally define the mime array, if needed.
|
---|
| 2221 | *
|
---|
| 2222 | * @since 2.0.4
|
---|
| 2223 | *
|
---|
| 2224 | * @param string $filename File name or path.
|
---|
| 2225 | * @param array $mimes Optional. Key is the file extension with value as the mime type.
|
---|
| 2226 | * @return array Values with extension first and mime type.
|
---|
| 2227 | */
|
---|
| 2228 | function wp_check_filetype( $filename, $mimes = null ) {
|
---|
| 2229 | // Accepted MIME types are set here as PCRE unless provided.
|
---|
| 2230 | $mimes = ( is_array( $mimes ) ) ? $mimes : apply_filters( 'upload_mimes', array(
|
---|
| 2231 | 'jpg|jpeg|jpe' => 'image/jpeg',
|
---|
| 2232 | 'gif' => 'image/gif',
|
---|
| 2233 | 'png' => 'image/png',
|
---|
| 2234 | 'bmp' => 'image/bmp',
|
---|
| 2235 | 'tif|tiff' => 'image/tiff',
|
---|
| 2236 | 'ico' => 'image/x-icon',
|
---|
| 2237 | 'asf|asx|wax|wmv|wmx' => 'video/asf',
|
---|
| 2238 | 'avi' => 'video/avi',
|
---|
| 2239 | 'divx' => 'video/divx',
|
---|
| 2240 | 'mov|qt' => 'video/quicktime',
|
---|
| 2241 | 'mpeg|mpg|mpe' => 'video/mpeg',
|
---|
| 2242 | 'txt|c|cc|h' => 'text/plain',
|
---|
| 2243 | 'rtx' => 'text/richtext',
|
---|
| 2244 | 'css' => 'text/css',
|
---|
| 2245 | 'htm|html' => 'text/html',
|
---|
| 2246 | 'mp3|m4a' => 'audio/mpeg',
|
---|
| 2247 | 'mp4|m4v' => 'video/mp4',
|
---|
| 2248 | 'ra|ram' => 'audio/x-realaudio',
|
---|
| 2249 | 'wav' => 'audio/wav',
|
---|
| 2250 | 'ogg' => 'audio/ogg',
|
---|
| 2251 | 'mid|midi' => 'audio/midi',
|
---|
| 2252 | 'wma' => 'audio/wma',
|
---|
| 2253 | 'rtf' => 'application/rtf',
|
---|
| 2254 | 'js' => 'application/javascript',
|
---|
| 2255 | 'pdf' => 'application/pdf',
|
---|
| 2256 | 'doc|docx' => 'application/msword',
|
---|
| 2257 | 'pot|pps|ppt|pptx' => 'application/vnd.ms-powerpoint',
|
---|
| 2258 | 'wri' => 'application/vnd.ms-write',
|
---|
| 2259 | 'xla|xls|xlsx|xlt|xlw' => 'application/vnd.ms-excel',
|
---|
| 2260 | 'mdb' => 'application/vnd.ms-access',
|
---|
| 2261 | 'mpp' => 'application/vnd.ms-project',
|
---|
| 2262 | 'swf' => 'application/x-shockwave-flash',
|
---|
| 2263 | 'class' => 'application/java',
|
---|
| 2264 | 'tar' => 'application/x-tar',
|
---|
| 2265 | 'zip' => 'application/zip',
|
---|
| 2266 | 'gz|gzip' => 'application/x-gzip',
|
---|
| 2267 | 'exe' => 'application/x-msdownload',
|
---|
| 2268 | // openoffice formats
|
---|
| 2269 | 'odt' => 'application/vnd.oasis.opendocument.text',
|
---|
| 2270 | 'odp' => 'application/vnd.oasis.opendocument.presentation',
|
---|
| 2271 | 'ods' => 'application/vnd.oasis.opendocument.spreadsheet',
|
---|
| 2272 | 'odg' => 'application/vnd.oasis.opendocument.graphics',
|
---|
| 2273 | 'odc' => 'application/vnd.oasis.opendocument.chart',
|
---|
| 2274 | 'odb' => 'application/vnd.oasis.opendocument.database',
|
---|
| 2275 | 'odf' => 'application/vnd.oasis.opendocument.formula',
|
---|
| 2276 | )
|
---|
| 2277 | );
|
---|
| 2278 |
|
---|
| 2279 | $type = false;
|
---|
| 2280 | $ext = false;
|
---|
| 2281 |
|
---|
| 2282 | foreach ( $mimes as $ext_preg => $mime_match ) {
|
---|
| 2283 | $ext_preg = '!\.(' . $ext_preg . ')$!i';
|
---|
| 2284 | if ( preg_match( $ext_preg, $filename, $ext_matches ) ) {
|
---|
| 2285 | $type = $mime_match;
|
---|
| 2286 | $ext = $ext_matches[1];
|
---|
| 2287 | break;
|
---|
| 2288 | }
|
---|
| 2289 | }
|
---|
| 2290 |
|
---|
| 2291 | return compact( 'ext', 'type' );
|
---|
| 2292 | }
|
---|
| 2293 |
|
---|
| 2294 | /**
|
---|
| 2295 | * Retrieve nonce action "Are you sure" message.
|
---|
| 2296 | *
|
---|
| 2297 | * The action is split by verb and noun. The action format is as follows:
|
---|
| 2298 | * verb-action_extra. The verb is before the first dash and has the format of
|
---|
| 2299 | * letters and no spaces and numbers. The noun is after the dash and before the
|
---|
| 2300 | * underscore, if an underscore exists. The noun is also only letters.
|
---|
| 2301 | *
|
---|
| 2302 | * The filter will be called for any action, which is not defined by WordPress.
|
---|
| 2303 | * You may use the filter for your plugin to explain nonce actions to the user,
|
---|
| 2304 | * when they get the "Are you sure?" message. The filter is in the format of
|
---|
| 2305 | * 'explain_nonce_$verb-$noun' with the $verb replaced by the found verb and the
|
---|
| 2306 | * $noun replaced by the found noun. The two parameters that are given to the
|
---|
| 2307 | * hook are the localized "Are you sure you want to do this?" message with the
|
---|
| 2308 | * extra text (the text after the underscore).
|
---|
| 2309 | *
|
---|
| 2310 | * @package WordPress
|
---|
| 2311 | * @subpackage Security
|
---|
| 2312 | * @since 2.0.4
|
---|
| 2313 | *
|
---|
| 2314 | * @param string $action Nonce action.
|
---|
| 2315 | * @return string Are you sure message.
|
---|
| 2316 | */
|
---|
| 2317 | function wp_explain_nonce( $action ) {
|
---|
| 2318 | if ( $action !== -1 && preg_match( '/([a-z]+)-([a-z]+)(_(.+))?/', $action, $matches ) ) {
|
---|
| 2319 | $verb = $matches[1];
|
---|
| 2320 | $noun = $matches[2];
|
---|
| 2321 |
|
---|
| 2322 | $trans = array();
|
---|
| 2323 | $trans['update']['attachment'] = array( __( 'Your attempt to edit this attachment: “%s” has failed.' ), 'get_the_title' );
|
---|
| 2324 |
|
---|
| 2325 | $trans['add']['category'] = array( __( 'Your attempt to add this category has failed.' ), false );
|
---|
| 2326 | $trans['delete']['category'] = array( __( 'Your attempt to delete this category: “%s” has failed.' ), 'get_cat_name' );
|
---|
| 2327 | $trans['update']['category'] = array( __( 'Your attempt to edit this category: “%s” has failed.' ), 'get_cat_name' );
|
---|
| 2328 |
|
---|
| 2329 | $trans['delete']['comment'] = array( __( 'Your attempt to delete this comment: “%s” has failed.' ), 'use_id' );
|
---|
| 2330 | $trans['unapprove']['comment'] = array( __( 'Your attempt to unapprove this comment: “%s” has failed.' ), 'use_id' );
|
---|
| 2331 | $trans['approve']['comment'] = array( __( 'Your attempt to approve this comment: “%s” has failed.' ), 'use_id' );
|
---|
| 2332 | $trans['update']['comment'] = array( __( 'Your attempt to edit this comment: “%s” has failed.' ), 'use_id' );
|
---|
| 2333 | $trans['bulk']['comments'] = array( __( 'Your attempt to bulk modify comments has failed.' ), false );
|
---|
| 2334 | $trans['moderate']['comments'] = array( __( 'Your attempt to moderate comments has failed.' ), false );
|
---|
| 2335 |
|
---|
| 2336 | $trans['add']['bookmark'] = array( __( 'Your attempt to add this link has failed.' ), false );
|
---|
| 2337 | $trans['delete']['bookmark'] = array( __( 'Your attempt to delete this link: “%s” has failed.' ), 'use_id' );
|
---|
| 2338 | $trans['update']['bookmark'] = array( __( 'Your attempt to edit this link: “%s” has failed.' ), 'use_id' );
|
---|
| 2339 | $trans['bulk']['bookmarks'] = array( __( 'Your attempt to bulk modify links has failed.' ), false );
|
---|
| 2340 |
|
---|
| 2341 | $trans['add']['page'] = array( __( 'Your attempt to add this page has failed.' ), false );
|
---|
| 2342 | $trans['delete']['page'] = array( __( 'Your attempt to delete this page: “%s” has failed.' ), 'get_the_title' );
|
---|
| 2343 | $trans['update']['page'] = array( __( 'Your attempt to edit this page: “%s” has failed.' ), 'get_the_title' );
|
---|
| 2344 |
|
---|
| 2345 | $trans['edit']['plugin'] = array( __( 'Your attempt to edit this plugin file: “%s” has failed.' ), 'use_id' );
|
---|
| 2346 | $trans['activate']['plugin'] = array( __( 'Your attempt to activate this plugin: “%s” has failed.' ), 'use_id' );
|
---|
| 2347 | $trans['deactivate']['plugin'] = array( __( 'Your attempt to deactivate this plugin: “%s” has failed.' ), 'use_id' );
|
---|
| 2348 | $trans['upgrade']['plugin'] = array( __( 'Your attempt to upgrade this plugin: “%s” has failed.' ), 'use_id' );
|
---|
| 2349 |
|
---|
| 2350 | $trans['add']['post'] = array( __( 'Your attempt to add this post has failed.' ), false );
|
---|
| 2351 | $trans['delete']['post'] = array( __( 'Your attempt to delete this post: “%s” has failed.' ), 'get_the_title' );
|
---|
| 2352 | $trans['update']['post'] = array( __( 'Your attempt to edit this post: “%s” has failed.' ), 'get_the_title' );
|
---|
| 2353 |
|
---|
| 2354 | $trans['add']['user'] = array( __( 'Your attempt to add this user has failed.' ), false );
|
---|
| 2355 | $trans['delete']['users'] = array( __( 'Your attempt to delete users has failed.' ), false );
|
---|
| 2356 | $trans['bulk']['users'] = array( __( 'Your attempt to bulk modify users has failed.' ), false );
|
---|
| 2357 | $trans['update']['user'] = array( __( 'Your attempt to edit this user: “%s” has failed.' ), 'get_the_author_meta', 'display_name' );
|
---|
| 2358 | $trans['update']['profile'] = array( __( 'Your attempt to modify the profile for: “%s” has failed.' ), 'get_the_author_meta', 'display_name' );
|
---|
| 2359 |
|
---|
| 2360 | $trans['update']['options'] = array( __( 'Your attempt to edit your settings has failed.' ), false );
|
---|
| 2361 | $trans['update']['permalink'] = array( __( 'Your attempt to change your permalink structure to: %s has failed.' ), 'use_id' );
|
---|
| 2362 | $trans['edit']['file'] = array( __( 'Your attempt to edit this file: “%s” has failed.' ), 'use_id' );
|
---|
| 2363 | $trans['edit']['theme'] = array( __( 'Your attempt to edit this theme file: “%s” has failed.' ), 'use_id' );
|
---|
| 2364 | $trans['switch']['theme'] = array( __( 'Your attempt to switch to this theme: “%s” has failed.' ), 'use_id' );
|
---|
| 2365 |
|
---|
| 2366 | $trans['log']['out'] = array( sprintf( __( 'You are attempting to log out of %s' ), get_bloginfo( 'sitename' ) ), false );
|
---|
| 2367 |
|
---|
| 2368 | if ( isset( $trans[$verb][$noun] ) ) {
|
---|
| 2369 | if ( !empty( $trans[$verb][$noun][1] ) ) {
|
---|
| 2370 | $lookup = $trans[$verb][$noun][1];
|
---|
| 2371 | if ( isset($trans[$verb][$noun][2]) )
|
---|
| 2372 | $lookup_value = $trans[$verb][$noun][2];
|
---|
| 2373 | $object = $matches[4];
|
---|
| 2374 | if ( 'use_id' != $lookup ) {
|
---|
| 2375 | if ( isset( $lookup_value ) )
|
---|
| 2376 | $object = call_user_func( $lookup, $lookup_value, $object );
|
---|
| 2377 | else
|
---|
| 2378 | $object = call_user_func( $lookup, $object );
|
---|
| 2379 | }
|
---|
| 2380 | return sprintf( $trans[$verb][$noun][0], esc_html($object) );
|
---|
| 2381 | } else {
|
---|
| 2382 | return $trans[$verb][$noun][0];
|
---|
| 2383 | }
|
---|
| 2384 | }
|
---|
| 2385 |
|
---|
| 2386 | return apply_filters( 'explain_nonce_' . $verb . '-' . $noun, __( 'Are you sure you want to do this?' ), $matches[4] );
|
---|
| 2387 | } else {
|
---|
| 2388 | return apply_filters( 'explain_nonce_' . $action, __( 'Are you sure you want to do this?' ) );
|
---|
| 2389 | }
|
---|
| 2390 | }
|
---|
| 2391 |
|
---|
| 2392 | /**
|
---|
| 2393 | * Display "Are You Sure" message to confirm the action being taken.
|
---|
| 2394 | *
|
---|
| 2395 | * If the action has the nonce explain message, then it will be displayed along
|
---|
| 2396 | * with the "Are you sure?" message.
|
---|
| 2397 | *
|
---|
| 2398 | * @package WordPress
|
---|
| 2399 | * @subpackage Security
|
---|
| 2400 | * @since 2.0.4
|
---|
| 2401 | *
|
---|
| 2402 | * @param string $action The nonce action.
|
---|
| 2403 | */
|
---|
| 2404 | function wp_nonce_ays( $action ) {
|
---|
| 2405 | $title = __( 'WordPress Failure Notice' );
|
---|
| 2406 | $html = esc_html( wp_explain_nonce( $action ) );
|
---|
| 2407 | if ( wp_get_referer() )
|
---|
| 2408 | $html .= "</p><p><a href='" . esc_url( remove_query_arg( 'updated', wp_get_referer() ) ) . "'>" . __( 'Please try again.' ) . "</a>";
|
---|
| 2409 | elseif ( 'log-out' == $action )
|
---|
| 2410 | $html .= "</p><p>" . sprintf( __( "Do you really want to <a href='%s'>log out</a>?"), wp_logout_url() );
|
---|
| 2411 |
|
---|
| 2412 | wp_die( $html, $title);
|
---|
| 2413 | }
|
---|
| 2414 |
|
---|
| 2415 | /**
|
---|
| 2416 | * Kill WordPress execution and display HTML message with error message.
|
---|
| 2417 | *
|
---|
| 2418 | * Call this function complements the die() PHP function. The difference is that
|
---|
| 2419 | * HTML will be displayed to the user. It is recommended to use this function
|
---|
| 2420 | * only, when the execution should not continue any further. It is not
|
---|
| 2421 | * recommended to call this function very often and try to handle as many errors
|
---|
| 2422 | * as possible siliently.
|
---|
| 2423 | *
|
---|
| 2424 | * @since 2.0.4
|
---|
| 2425 | *
|
---|
| 2426 | * @param string $message Error message.
|
---|
| 2427 | * @param string $title Error title.
|
---|
| 2428 | * @param string|array $args Optional arguements to control behaviour.
|
---|
| 2429 | */
|
---|
| 2430 | function wp_die( $message, $title = '', $args = array() ) {
|
---|
| 2431 | global $wp_locale;
|
---|
| 2432 |
|
---|
| 2433 | $defaults = array( 'response' => 500 );
|
---|
| 2434 | $r = wp_parse_args($args, $defaults);
|
---|
| 2435 |
|
---|
| 2436 | $have_gettext = function_exists('__');
|
---|
| 2437 |
|
---|
| 2438 | if ( function_exists( 'is_wp_error' ) && is_wp_error( $message ) ) {
|
---|
| 2439 | if ( empty( $title ) ) {
|
---|
| 2440 | $error_data = $message->get_error_data();
|
---|
| 2441 | if ( is_array( $error_data ) && isset( $error_data['title'] ) )
|
---|
| 2442 | $title = $error_data['title'];
|
---|
| 2443 | }
|
---|
| 2444 | $errors = $message->get_error_messages();
|
---|
| 2445 | switch ( count( $errors ) ) :
|
---|
| 2446 | case 0 :
|
---|
| 2447 | $message = '';
|
---|
| 2448 | break;
|
---|
| 2449 | case 1 :
|
---|
| 2450 | $message = "<p>{$errors[0]}</p>";
|
---|
| 2451 | break;
|
---|
| 2452 | default :
|
---|
| 2453 | $message = "<ul>\n\t\t<li>" . join( "</li>\n\t\t<li>", $errors ) . "</li>\n\t</ul>";
|
---|
| 2454 | break;
|
---|
| 2455 | endswitch;
|
---|
| 2456 | } elseif ( is_string( $message ) ) {
|
---|
| 2457 | $message = "<p>$message</p>";
|
---|
| 2458 | }
|
---|
| 2459 |
|
---|
| 2460 | if ( isset( $r['back_link'] ) && $r['back_link'] ) {
|
---|
| 2461 | $back_text = $have_gettext? __('« Back') : '« Back';
|
---|
| 2462 | $message .= "\n<p><a href='javascript:history.back()'>$back_text</p>";
|
---|
| 2463 | }
|
---|
| 2464 |
|
---|
| 2465 | if ( defined( 'WP_SITEURL' ) && '' != WP_SITEURL )
|
---|
| 2466 | $admin_dir = WP_SITEURL . '/wp-admin/';
|
---|
| 2467 | elseif ( function_exists( 'get_bloginfo' ) && '' != get_bloginfo( 'wpurl' ) )
|
---|
| 2468 | $admin_dir = get_bloginfo( 'wpurl' ) . '/wp-admin/';
|
---|
| 2469 | elseif ( strpos( $_SERVER['PHP_SELF'], 'wp-admin' ) !== false )
|
---|
| 2470 | $admin_dir = '';
|
---|
| 2471 | else
|
---|
| 2472 | $admin_dir = 'wp-admin/';
|
---|
| 2473 |
|
---|
| 2474 | if ( !function_exists( 'did_action' ) || !did_action( 'admin_head' ) ) :
|
---|
| 2475 | if( !headers_sent() ){
|
---|
| 2476 | status_header( $r['response'] );
|
---|
| 2477 | nocache_headers();
|
---|
| 2478 | header( 'Content-Type: text/html; charset=utf-8' );
|
---|
| 2479 | }
|
---|
| 2480 |
|
---|
| 2481 | if ( empty($title) ) {
|
---|
| 2482 | $title = $have_gettext? __('WordPress › Error') : 'WordPress › Error';
|
---|
| 2483 | }
|
---|
| 2484 |
|
---|
| 2485 | $text_direction = 'ltr';
|
---|
| 2486 | if ( isset($r['text_direction']) && $r['text_direction'] == 'rtl' ) $text_direction = 'rtl';
|
---|
| 2487 | if ( ( $wp_locale ) && ( 'rtl' == $wp_locale->text_direction ) ) $text_direction = 'rtl';
|
---|
| 2488 | ?>
|
---|
| 2489 | <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
---|
| 2490 | <html xmlns="http://www.w3.org/1999/xhtml" <?php if ( function_exists( 'language_attributes' ) ) language_attributes(); ?>>
|
---|
| 2491 | <head>
|
---|
| 2492 | <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
|
---|
| 2493 | <title><?php echo $title ?></title>
|
---|
| 2494 | <link rel="stylesheet" href="<?php echo $admin_dir; ?>css/install.css" type="text/css" />
|
---|
| 2495 | <?php
|
---|
| 2496 | if ( 'rtl' == $text_direction ) : ?>
|
---|
| 2497 | <link rel="stylesheet" href="<?php echo $admin_dir; ?>css/install-rtl.css" type="text/css" />
|
---|
| 2498 | <?php endif; ?>
|
---|
| 2499 | </head>
|
---|
| 2500 | <body id="error-page">
|
---|
| 2501 | <?php endif; ?>
|
---|
| 2502 | <?php echo $message; ?>
|
---|
| 2503 | </body>
|
---|
| 2504 | <!-- Ticket #8942, IE bug fix: always pad the error page with enough characters such that it is greater than 512 bytes, even after gzip compression abcdefghijklmnopqrstuvwxyz1234567890aabbccddeeffgghhiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz11223344556677889900abacbcbdcdcededfefegfgfhghgihihjijikjkjlklkmlmlnmnmononpopoqpqprqrqsrsrtstsubcbcdcdedefefgfabcadefbghicjkldmnoepqrfstugvwxhyz1i234j567k890laabmbccnddeoeffpgghqhiirjjksklltmmnunoovppqwqrrxsstytuuzvvw0wxx1yyz2z113223434455666777889890091abc2def3ghi4jkl5mno6pqr7stu8vwx9yz11aab2bcc3dd4ee5ff6gg7hh8ii9j0jk1kl2lmm3nnoo4p5pq6qrr7ss8tt9uuvv0wwx1x2yyzz13aba4cbcb5dcdc6dedfef8egf9gfh0ghg1ihi2hji3jik4jkj5lkl6kml7mln8mnm9ono -->
|
---|
| 2505 | </html>
|
---|
| 2506 | <?php
|
---|
| 2507 | die();
|
---|
| 2508 | }
|
---|
| 2509 |
|
---|
| 2510 | /**
|
---|
| 2511 | * Retrieve the WordPress home page URL.
|
---|
| 2512 | *
|
---|
| 2513 | * If the constant named 'WP_HOME' exists, then it willl be used and returned by
|
---|
| 2514 | * the function. This can be used to counter the redirection on your local
|
---|
| 2515 | * development environment.
|
---|
| 2516 | *
|
---|
| 2517 | * @access private
|
---|
| 2518 | * @package WordPress
|
---|
| 2519 | * @since 2.2.0
|
---|
| 2520 | *
|
---|
| 2521 | * @param string $url URL for the home location
|
---|
| 2522 | * @return string Homepage location.
|
---|
| 2523 | */
|
---|
| 2524 | function _config_wp_home( $url = '' ) {
|
---|
| 2525 | if ( defined( 'WP_HOME' ) )
|
---|
| 2526 | return WP_HOME;
|
---|
| 2527 | return $url;
|
---|
| 2528 | }
|
---|
| 2529 |
|
---|
| 2530 | /**
|
---|
| 2531 | * Retrieve the WordPress site URL.
|
---|
| 2532 | *
|
---|
| 2533 | * If the constant named 'WP_SITEURL' is defined, then the value in that
|
---|
| 2534 | * constant will always be returned. This can be used for debugging a site on
|
---|
| 2535 | * your localhost while not having to change the database to your URL.
|
---|
| 2536 | *
|
---|
| 2537 | * @access private
|
---|
| 2538 | * @package WordPress
|
---|
| 2539 | * @since 2.2.0
|
---|
| 2540 | *
|
---|
| 2541 | * @param string $url URL to set the WordPress site location.
|
---|
| 2542 | * @return string The WordPress Site URL
|
---|
| 2543 | */
|
---|
| 2544 | function _config_wp_siteurl( $url = '' ) {
|
---|
| 2545 | if ( defined( 'WP_SITEURL' ) )
|
---|
| 2546 | return WP_SITEURL;
|
---|
| 2547 | return $url;
|
---|
| 2548 | }
|
---|
| 2549 |
|
---|
| 2550 | /**
|
---|
| 2551 | * Set the localized direction for MCE plugin.
|
---|
| 2552 | *
|
---|
| 2553 | * Will only set the direction to 'rtl', if the WordPress locale has the text
|
---|
| 2554 | * direction set to 'rtl'.
|
---|
| 2555 | *
|
---|
| 2556 | * Fills in the 'directionality', 'plugins', and 'theme_advanced_button1' array
|
---|
| 2557 | * keys. These keys are then returned in the $input array.
|
---|
| 2558 | *
|
---|
| 2559 | * @access private
|
---|
| 2560 | * @package WordPress
|
---|
| 2561 | * @subpackage MCE
|
---|
| 2562 | * @since 2.1.0
|
---|
| 2563 | *
|
---|
| 2564 | * @param array $input MCE plugin array.
|
---|
| 2565 | * @return array Direction set for 'rtl', if needed by locale.
|
---|
| 2566 | */
|
---|
| 2567 | function _mce_set_direction( $input ) {
|
---|
| 2568 | global $wp_locale;
|
---|
| 2569 |
|
---|
| 2570 | if ( 'rtl' == $wp_locale->text_direction ) {
|
---|
| 2571 | $input['directionality'] = 'rtl';
|
---|
| 2572 | $input['plugins'] .= ',directionality';
|
---|
| 2573 | $input['theme_advanced_buttons1'] .= ',ltr';
|
---|
| 2574 | }
|
---|
| 2575 |
|
---|
| 2576 | return $input;
|
---|
| 2577 | }
|
---|
| 2578 |
|
---|
| 2579 |
|
---|
| 2580 | /**
|
---|
| 2581 | * Convert smiley code to the icon graphic file equivalent.
|
---|
| 2582 | *
|
---|
| 2583 | * You can turn off smilies, by going to the write setting screen and unchecking
|
---|
| 2584 | * the box, or by setting 'use_smilies' option to false or removing the option.
|
---|
| 2585 | *
|
---|
| 2586 | * Plugins may override the default smiley list by setting the $wpsmiliestrans
|
---|
| 2587 | * to an array, with the key the code the blogger types in and the value the
|
---|
| 2588 | * image file.
|
---|
| 2589 | *
|
---|
| 2590 | * The $wp_smiliessearch global is for the regular expression and is set each
|
---|
| 2591 | * time the function is called.
|
---|
| 2592 | *
|
---|
| 2593 | * The full list of smilies can be found in the function and won't be listed in
|
---|
| 2594 | * the description. Probably should create a Codex page for it, so that it is
|
---|
| 2595 | * available.
|
---|
| 2596 | *
|
---|
| 2597 | * @global array $wpsmiliestrans
|
---|
| 2598 | * @global array $wp_smiliessearch
|
---|
| 2599 | * @since 2.2.0
|
---|
| 2600 | */
|
---|
| 2601 | function smilies_init() {
|
---|
| 2602 | global $wpsmiliestrans, $wp_smiliessearch;
|
---|
| 2603 |
|
---|
| 2604 | // don't bother setting up smilies if they are disabled
|
---|
| 2605 | if ( !get_option( 'use_smilies' ) )
|
---|
| 2606 | return;
|
---|
| 2607 |
|
---|
| 2608 | if ( !isset( $wpsmiliestrans ) ) {
|
---|
| 2609 | $wpsmiliestrans = array(
|
---|
| 2610 | ':mrgreen:' => 'icon_mrgreen.gif',
|
---|
| 2611 | ':neutral:' => 'icon_neutral.gif',
|
---|
| 2612 | ':twisted:' => 'icon_twisted.gif',
|
---|
| 2613 | ':arrow:' => 'icon_arrow.gif',
|
---|
| 2614 | ':shock:' => 'icon_eek.gif',
|
---|
| 2615 | ':smile:' => 'icon_smile.gif',
|
---|
| 2616 | ':???:' => 'icon_confused.gif',
|
---|
| 2617 | ':cool:' => 'icon_cool.gif',
|
---|
| 2618 | ':evil:' => 'icon_evil.gif',
|
---|
| 2619 | ':grin:' => 'icon_biggrin.gif',
|
---|
| 2620 | ':idea:' => 'icon_idea.gif',
|
---|
| 2621 | ':oops:' => 'icon_redface.gif',
|
---|
| 2622 | ':razz:' => 'icon_razz.gif',
|
---|
| 2623 | ':roll:' => 'icon_rolleyes.gif',
|
---|
| 2624 | ':wink:' => 'icon_wink.gif',
|
---|
| 2625 | ':cry:' => 'icon_cry.gif',
|
---|
| 2626 | ':eek:' => 'icon_surprised.gif',
|
---|
| 2627 | ':lol:' => 'icon_lol.gif',
|
---|
| 2628 | ':mad:' => 'icon_mad.gif',
|
---|
| 2629 | ':sad:' => 'icon_sad.gif',
|
---|
| 2630 | '8-)' => 'icon_cool.gif',
|
---|
| 2631 | '8-O' => 'icon_eek.gif',
|
---|
| 2632 | ':-(' => 'icon_sad.gif',
|
---|
| 2633 | ':-)' => 'icon_smile.gif',
|
---|
| 2634 | ':-?' => 'icon_confused.gif',
|
---|
| 2635 | ':-D' => 'icon_biggrin.gif',
|
---|
| 2636 | ':-P' => 'icon_razz.gif',
|
---|
| 2637 | ':-o' => 'icon_surprised.gif',
|
---|
| 2638 | ':-x' => 'icon_mad.gif',
|
---|
| 2639 | ':-|' => 'icon_neutral.gif',
|
---|
| 2640 | ';-)' => 'icon_wink.gif',
|
---|
| 2641 | '8)' => 'icon_cool.gif',
|
---|
| 2642 | '8O' => 'icon_eek.gif',
|
---|
| 2643 | ':(' => 'icon_sad.gif',
|
---|
| 2644 | ':)' => 'icon_smile.gif',
|
---|
| 2645 | ':?' => 'icon_confused.gif',
|
---|
| 2646 | ':D' => 'icon_biggrin.gif',
|
---|
| 2647 | ':P' => 'icon_razz.gif',
|
---|
| 2648 | ':o' => 'icon_surprised.gif',
|
---|
| 2649 | ':x' => 'icon_mad.gif',
|
---|
| 2650 | ':|' => 'icon_neutral.gif',
|
---|
| 2651 | ';)' => 'icon_wink.gif',
|
---|
| 2652 | ':!:' => 'icon_exclaim.gif',
|
---|
| 2653 | ':?:' => 'icon_question.gif',
|
---|
| 2654 | );
|
---|
| 2655 | }
|
---|
| 2656 |
|
---|
| 2657 | if (count($wpsmiliestrans) == 0) {
|
---|
| 2658 | return;
|
---|
| 2659 | }
|
---|
| 2660 |
|
---|
| 2661 | /*
|
---|
| 2662 | * NOTE: we sort the smilies in reverse key order. This is to make sure
|
---|
| 2663 | * we match the longest possible smilie (:???: vs :?) as the regular
|
---|
| 2664 | * expression used below is first-match
|
---|
| 2665 | */
|
---|
| 2666 | krsort($wpsmiliestrans);
|
---|
| 2667 |
|
---|
| 2668 | $wp_smiliessearch = '/(?:\s|^)';
|
---|
| 2669 |
|
---|
| 2670 | $subchar = '';
|
---|
| 2671 | foreach ( (array) $wpsmiliestrans as $smiley => $img ) {
|
---|
| 2672 | $firstchar = substr($smiley, 0, 1);
|
---|
| 2673 | $rest = substr($smiley, 1);
|
---|
| 2674 |
|
---|
| 2675 | // new subpattern?
|
---|
| 2676 | if ($firstchar != $subchar) {
|
---|
| 2677 | if ($subchar != '') {
|
---|
| 2678 | $wp_smiliessearch .= ')|(?:\s|^)';
|
---|
| 2679 | }
|
---|
| 2680 | $subchar = $firstchar;
|
---|
| 2681 | $wp_smiliessearch .= preg_quote($firstchar, '/') . '(?:';
|
---|
| 2682 | } else {
|
---|
| 2683 | $wp_smiliessearch .= '|';
|
---|
| 2684 | }
|
---|
| 2685 | $wp_smiliessearch .= preg_quote($rest, '/');
|
---|
| 2686 | }
|
---|
| 2687 |
|
---|
| 2688 | $wp_smiliessearch .= ')(?:\s|$)/m';
|
---|
| 2689 | }
|
---|
| 2690 |
|
---|
| 2691 | /**
|
---|
| 2692 | * Merge user defined arguments into defaults array.
|
---|
| 2693 | *
|
---|
| 2694 | * This function is used throughout WordPress to allow for both string or array
|
---|
| 2695 | * to be merged into another array.
|
---|
| 2696 | *
|
---|
| 2697 | * @since 2.2.0
|
---|
| 2698 | *
|
---|
| 2699 | * @param string|array $args Value to merge with $defaults
|
---|
| 2700 | * @param array $defaults Array that serves as the defaults.
|
---|
| 2701 | * @return array Merged user defined values with defaults.
|
---|
| 2702 | */
|
---|
| 2703 | function wp_parse_args( $args, $defaults = '' ) {
|
---|
| 2704 | if ( is_object( $args ) )
|
---|
| 2705 | $r = get_object_vars( $args );
|
---|
| 2706 | elseif ( is_array( $args ) )
|
---|
| 2707 | $r =& $args;
|
---|
| 2708 | else
|
---|
| 2709 | wp_parse_str( $args, $r );
|
---|
| 2710 |
|
---|
| 2711 | if ( is_array( $defaults ) )
|
---|
| 2712 | return array_merge( $defaults, $r );
|
---|
| 2713 | return $r;
|
---|
| 2714 | }
|
---|
| 2715 |
|
---|
| 2716 | /**
|
---|
| 2717 | * Determines if Widgets library should be loaded.
|
---|
| 2718 | *
|
---|
| 2719 | * Checks to make sure that the widgets library hasn't already been loaded. If
|
---|
| 2720 | * it hasn't, then it will load the widgets library and run an action hook.
|
---|
| 2721 | *
|
---|
| 2722 | * @since 2.2.0
|
---|
| 2723 | * @uses add_action() Calls '_admin_menu' hook with 'wp_widgets_add_menu' value.
|
---|
| 2724 | */
|
---|
| 2725 | function wp_maybe_load_widgets() {
|
---|
| 2726 | if ( ! apply_filters('load_default_widgets', true) )
|
---|
| 2727 | return;
|
---|
| 2728 | require_once( ABSPATH . WPINC . '/default-widgets.php' );
|
---|
| 2729 | add_action( '_admin_menu', 'wp_widgets_add_menu' );
|
---|
| 2730 | }
|
---|
| 2731 |
|
---|
| 2732 | /**
|
---|
| 2733 | * Append the Widgets menu to the themes main menu.
|
---|
| 2734 | *
|
---|
| 2735 | * @since 2.2.0
|
---|
| 2736 | * @uses $submenu The administration submenu list.
|
---|
| 2737 | */
|
---|
| 2738 | function wp_widgets_add_menu() {
|
---|
| 2739 | global $submenu;
|
---|
| 2740 | $submenu['themes.php'][7] = array( __( 'Widgets' ), 'switch_themes', 'widgets.php' );
|
---|
| 2741 | ksort( $submenu['themes.php'], SORT_NUMERIC );
|
---|
| 2742 | }
|
---|
| 2743 |
|
---|
| 2744 | /**
|
---|
| 2745 | * Flush all output buffers for PHP 5.2.
|
---|
| 2746 | *
|
---|
| 2747 | * Make sure all output buffers are flushed before our singletons our destroyed.
|
---|
| 2748 | *
|
---|
| 2749 | * @since 2.2.0
|
---|
| 2750 | */
|
---|
| 2751 | function wp_ob_end_flush_all() {
|
---|
| 2752 | $levels = ob_get_level();
|
---|
| 2753 | for ($i=0; $i<$levels; $i++)
|
---|
| 2754 | ob_end_flush();
|
---|
| 2755 | }
|
---|
| 2756 |
|
---|
| 2757 | /**
|
---|
| 2758 | * Load the correct database class file.
|
---|
| 2759 | *
|
---|
| 2760 | * This function is used to load the database class file either at runtime or by
|
---|
| 2761 | * wp-admin/setup-config.php We must globalise $wpdb to ensure that it is
|
---|
| 2762 | * defined globally by the inline code in wp-db.php.
|
---|
| 2763 | *
|
---|
| 2764 | * @since 2.5.0
|
---|
| 2765 | * @global $wpdb WordPress Database Object
|
---|
| 2766 | */
|
---|
| 2767 | function require_wp_db() {
|
---|
| 2768 | global $wpdb;
|
---|
| 2769 | if ( file_exists( WP_CONTENT_DIR . '/db.php' ) )
|
---|
| 2770 | require_once( WP_CONTENT_DIR . '/db.php' );
|
---|
| 2771 | else
|
---|
| 2772 | require_once( ABSPATH . WPINC . '/wp-db.php' );
|
---|
| 2773 | }
|
---|
| 2774 |
|
---|
| 2775 | /**
|
---|
| 2776 | * Load custom DB error or display WordPress DB error.
|
---|
| 2777 | *
|
---|
| 2778 | * If a file exists in the wp-content directory named db-error.php, then it will
|
---|
| 2779 | * be loaded instead of displaying the WordPress DB error. If it is not found,
|
---|
| 2780 | * then the WordPress DB error will be displayed instead.
|
---|
| 2781 | *
|
---|
| 2782 | * The WordPress DB error sets the HTTP status header to 500 to try to prevent
|
---|
| 2783 | * search engines from caching the message. Custom DB messages should do the
|
---|
| 2784 | * same.
|
---|
| 2785 | *
|
---|
| 2786 | * This function was backported to the the WordPress 2.3.2, but originally was
|
---|
| 2787 | * added in WordPress 2.5.0.
|
---|
| 2788 | *
|
---|
| 2789 | * @since 2.3.2
|
---|
| 2790 | * @uses $wpdb
|
---|
| 2791 | */
|
---|
| 2792 | function dead_db() {
|
---|
| 2793 | global $wpdb;
|
---|
| 2794 |
|
---|
| 2795 | // Load custom DB error template, if present.
|
---|
| 2796 | if ( file_exists( WP_CONTENT_DIR . '/db-error.php' ) ) {
|
---|
| 2797 | require_once( WP_CONTENT_DIR . '/db-error.php' );
|
---|
| 2798 | die();
|
---|
| 2799 | }
|
---|
| 2800 |
|
---|
| 2801 | // If installing or in the admin, provide the verbose message.
|
---|
| 2802 | if ( defined('WP_INSTALLING') || defined('WP_ADMIN') )
|
---|
| 2803 | wp_die($wpdb->error);
|
---|
| 2804 |
|
---|
| 2805 | // Otherwise, be terse.
|
---|
| 2806 | status_header( 500 );
|
---|
| 2807 | nocache_headers();
|
---|
| 2808 | header( 'Content-Type: text/html; charset=utf-8' );
|
---|
| 2809 | ?>
|
---|
| 2810 | <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
---|
| 2811 | <html xmlns="http://www.w3.org/1999/xhtml" <?php if ( function_exists( 'language_attributes' ) ) language_attributes(); ?>>
|
---|
| 2812 | <head>
|
---|
| 2813 | <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
|
---|
| 2814 | <title>Database Error</title>
|
---|
| 2815 |
|
---|
| 2816 | </head>
|
---|
| 2817 | <body>
|
---|
| 2818 | <h1>Error establishing a database connection</h1>
|
---|
| 2819 | </body>
|
---|
| 2820 | </html>
|
---|
| 2821 | <?php
|
---|
| 2822 | die();
|
---|
| 2823 | }
|
---|
| 2824 |
|
---|
| 2825 | /**
|
---|
| 2826 | * Converts value to nonnegative integer.
|
---|
| 2827 | *
|
---|
| 2828 | * @since 2.5.0
|
---|
| 2829 | *
|
---|
| 2830 | * @param mixed $maybeint Data you wish to have convered to an nonnegative integer
|
---|
| 2831 | * @return int An nonnegative integer
|
---|
| 2832 | */
|
---|
| 2833 | function absint( $maybeint ) {
|
---|
| 2834 | return abs( intval( $maybeint ) );
|
---|
| 2835 | }
|
---|
| 2836 |
|
---|
| 2837 | /**
|
---|
| 2838 | * Determines if the blog can be accessed over SSL.
|
---|
| 2839 | *
|
---|
| 2840 | * Determines if blog can be accessed over SSL by using cURL to access the site
|
---|
| 2841 | * using the https in the siteurl. Requires cURL extension to work correctly.
|
---|
| 2842 | *
|
---|
| 2843 | * @since 2.5.0
|
---|
| 2844 | *
|
---|
| 2845 | * @return bool Whether or not SSL access is available
|
---|
| 2846 | */
|
---|
| 2847 | function url_is_accessable_via_ssl($url)
|
---|
| 2848 | {
|
---|
| 2849 | if (in_array('curl', get_loaded_extensions())) {
|
---|
| 2850 | $ssl = preg_replace( '/^http:\/\//', 'https://', $url );
|
---|
| 2851 |
|
---|
| 2852 | $ch = curl_init();
|
---|
| 2853 | curl_setopt($ch, CURLOPT_URL, $ssl);
|
---|
| 2854 | curl_setopt($ch, CURLOPT_FAILONERROR, true);
|
---|
| 2855 | curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
|
---|
| 2856 | curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
|
---|
| 2857 | curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5);
|
---|
| 2858 |
|
---|
| 2859 | curl_exec($ch);
|
---|
| 2860 |
|
---|
| 2861 | $status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
|
---|
| 2862 | curl_close ($ch);
|
---|
| 2863 |
|
---|
| 2864 | if ($status == 200 || $status == 401) {
|
---|
| 2865 | return true;
|
---|
| 2866 | }
|
---|
| 2867 | }
|
---|
| 2868 | return false;
|
---|
| 2869 | }
|
---|
| 2870 |
|
---|
| 2871 | /**
|
---|
| 2872 | * Secure URL, if available or the given URL.
|
---|
| 2873 | *
|
---|
| 2874 | * @since 2.5.0
|
---|
| 2875 | *
|
---|
| 2876 | * @param string $url Complete URL path with transport.
|
---|
| 2877 | * @return string Secure or regular URL path.
|
---|
| 2878 | */
|
---|
| 2879 | function atom_service_url_filter($url)
|
---|
| 2880 | {
|
---|
| 2881 | if ( url_is_accessable_via_ssl($url) )
|
---|
| 2882 | return preg_replace( '/^http:\/\//', 'https://', $url );
|
---|
| 2883 | else
|
---|
| 2884 | return $url;
|
---|
| 2885 | }
|
---|
| 2886 |
|
---|
| 2887 | /**
|
---|
| 2888 | * Marks a function as deprecated and informs when it has been used.
|
---|
| 2889 | *
|
---|
| 2890 | * There is a hook deprecated_function_run that will be called that can be used
|
---|
| 2891 | * to get the backtrace up to what file and function called the deprecated
|
---|
| 2892 | * function.
|
---|
| 2893 | *
|
---|
| 2894 | * The current behavior is to trigger an user error if WP_DEBUG is defined and
|
---|
| 2895 | * is true.
|
---|
| 2896 | *
|
---|
| 2897 | * This function is to be used in every function in depreceated.php
|
---|
| 2898 | *
|
---|
| 2899 | * @package WordPress
|
---|
| 2900 | * @package Debug
|
---|
| 2901 | * @since 2.5.0
|
---|
| 2902 | * @access private
|
---|
| 2903 | *
|
---|
| 2904 | * @uses do_action() Calls 'deprecated_function_run' and passes the function name and what to use instead.
|
---|
| 2905 | * @uses apply_filters() Calls 'deprecated_function_trigger_error' and expects boolean value of true to do trigger or false to not trigger error.
|
---|
| 2906 | *
|
---|
| 2907 | * @param string $function The function that was called
|
---|
| 2908 | * @param string $version The version of WordPress that deprecated the function
|
---|
| 2909 | * @param string $replacement Optional. The function that should have been called
|
---|
| 2910 | */
|
---|
| 2911 | function _deprecated_function($function, $version, $replacement=null) {
|
---|
| 2912 |
|
---|
| 2913 | do_action('deprecated_function_run', $function, $replacement);
|
---|
| 2914 |
|
---|
| 2915 | // Allow plugin to filter the output error trigger
|
---|
| 2916 | if( defined('WP_DEBUG') && ( true === WP_DEBUG ) && apply_filters( 'deprecated_function_trigger_error', true )) {
|
---|
| 2917 | if( !is_null($replacement) )
|
---|
| 2918 | trigger_error( sprintf( __('%1$s is <strong>deprecated</strong> since version %2$s! Use %3$s instead.'), $function, $version, $replacement ) );
|
---|
| 2919 | else
|
---|
| 2920 | trigger_error( sprintf( __('%1$s is <strong>deprecated</strong> since version %2$s with no alternative available.'), $function, $version ) );
|
---|
| 2921 | }
|
---|
| 2922 | }
|
---|
| 2923 |
|
---|
| 2924 | /**
|
---|
| 2925 | * Marks a file as deprecated and informs when it has been used.
|
---|
| 2926 | *
|
---|
| 2927 | * There is a hook deprecated_file_included that will be called that can be used
|
---|
| 2928 | * to get the backtrace up to what file and function included the deprecated
|
---|
| 2929 | * file.
|
---|
| 2930 | *
|
---|
| 2931 | * The current behavior is to trigger an user error if WP_DEBUG is defined and
|
---|
| 2932 | * is true.
|
---|
| 2933 | *
|
---|
| 2934 | * This function is to be used in every file that is depreceated
|
---|
| 2935 | *
|
---|
| 2936 | * @package WordPress
|
---|
| 2937 | * @package Debug
|
---|
| 2938 | * @since 2.5.0
|
---|
| 2939 | * @access private
|
---|
| 2940 | *
|
---|
| 2941 | * @uses do_action() Calls 'deprecated_file_included' and passes the file name and what to use instead.
|
---|
| 2942 | * @uses apply_filters() Calls 'deprecated_file_trigger_error' and expects boolean value of true to do trigger or false to not trigger error.
|
---|
| 2943 | *
|
---|
| 2944 | * @param string $file The file that was included
|
---|
| 2945 | * @param string $version The version of WordPress that deprecated the function
|
---|
| 2946 | * @param string $replacement Optional. The function that should have been called
|
---|
| 2947 | */
|
---|
| 2948 | function _deprecated_file($file, $version, $replacement=null) {
|
---|
| 2949 |
|
---|
| 2950 | do_action('deprecated_file_included', $file, $replacement);
|
---|
| 2951 |
|
---|
| 2952 | // Allow plugin to filter the output error trigger
|
---|
| 2953 | if( defined('WP_DEBUG') && ( true === WP_DEBUG ) && apply_filters( 'deprecated_file_trigger_error', true )) {
|
---|
| 2954 | if( !is_null($replacement) )
|
---|
| 2955 | trigger_error( sprintf( __('%1$s is <strong>deprecated</strong> since version %2$s! Use %3$s instead.'), $file, $version, $replacement ) );
|
---|
| 2956 | else
|
---|
| 2957 | trigger_error( sprintf( __('%1$s is <strong>deprecated</strong> since version %2$s with no alternative available.'), $file, $version ) );
|
---|
| 2958 | }
|
---|
| 2959 | }
|
---|
| 2960 |
|
---|
| 2961 | /**
|
---|
| 2962 | * Is the server running earlier than 1.5.0 version of lighttpd
|
---|
| 2963 | *
|
---|
| 2964 | * @since 2.5.0
|
---|
| 2965 | *
|
---|
| 2966 | * @return bool Whether the server is running lighttpd < 1.5.0
|
---|
| 2967 | */
|
---|
| 2968 | function is_lighttpd_before_150() {
|
---|
| 2969 | $server_parts = explode( '/', isset( $_SERVER['SERVER_SOFTWARE'] )? $_SERVER['SERVER_SOFTWARE'] : '' );
|
---|
| 2970 | $server_parts[1] = isset( $server_parts[1] )? $server_parts[1] : '';
|
---|
| 2971 | return 'lighttpd' == $server_parts[0] && -1 == version_compare( $server_parts[1], '1.5.0' );
|
---|
| 2972 | }
|
---|
| 2973 |
|
---|
| 2974 | /**
|
---|
| 2975 | * Does the specified module exist in the apache config?
|
---|
| 2976 | *
|
---|
| 2977 | * @since 2.5.0
|
---|
| 2978 | *
|
---|
| 2979 | * @param string $mod e.g. mod_rewrite
|
---|
| 2980 | * @param bool $default The default return value if the module is not found
|
---|
| 2981 | * @return bool
|
---|
| 2982 | */
|
---|
| 2983 | function apache_mod_loaded($mod, $default = false) {
|
---|
| 2984 | global $is_apache;
|
---|
| 2985 |
|
---|
| 2986 | if ( !$is_apache )
|
---|
| 2987 | return false;
|
---|
| 2988 |
|
---|
| 2989 | if ( function_exists('apache_get_modules') ) {
|
---|
| 2990 | $mods = apache_get_modules();
|
---|
| 2991 | if ( in_array($mod, $mods) )
|
---|
| 2992 | return true;
|
---|
| 2993 | } elseif ( function_exists('phpinfo') ) {
|
---|
| 2994 | ob_start();
|
---|
| 2995 | phpinfo(8);
|
---|
| 2996 | $phpinfo = ob_get_clean();
|
---|
| 2997 | if ( false !== strpos($phpinfo, $mod) )
|
---|
| 2998 | return true;
|
---|
| 2999 | }
|
---|
| 3000 | return $default;
|
---|
| 3001 | }
|
---|
| 3002 |
|
---|
| 3003 | /**
|
---|
| 3004 | * File validates against allowed set of defined rules.
|
---|
| 3005 | *
|
---|
| 3006 | * A return value of '1' means that the $file contains either '..' or './'. A
|
---|
| 3007 | * return value of '2' means that the $file contains ':' after the first
|
---|
| 3008 | * character. A return value of '3' means that the file is not in the allowed
|
---|
| 3009 | * files list.
|
---|
| 3010 | *
|
---|
| 3011 | * @since 1.2.0
|
---|
| 3012 | *
|
---|
| 3013 | * @param string $file File path.
|
---|
| 3014 | * @param array $allowed_files List of allowed files.
|
---|
| 3015 | * @return int 0 means nothing is wrong, greater than 0 means something was wrong.
|
---|
| 3016 | */
|
---|
| 3017 | function validate_file( $file, $allowed_files = '' ) {
|
---|
| 3018 | if ( false !== strpos( $file, '..' ))
|
---|
| 3019 | return 1;
|
---|
| 3020 |
|
---|
| 3021 | if ( false !== strpos( $file, './' ))
|
---|
| 3022 | return 1;
|
---|
| 3023 |
|
---|
| 3024 | if (':' == substr( $file, 1, 1 ))
|
---|
| 3025 | return 2;
|
---|
| 3026 |
|
---|
| 3027 | if (!empty ( $allowed_files ) && (!in_array( $file, $allowed_files ) ) )
|
---|
| 3028 | return 3;
|
---|
| 3029 |
|
---|
| 3030 | return 0;
|
---|
| 3031 | }
|
---|
| 3032 |
|
---|
| 3033 | /**
|
---|
| 3034 | * Determine if SSL is used.
|
---|
| 3035 | *
|
---|
| 3036 | * @since 2.6.0
|
---|
| 3037 | *
|
---|
| 3038 | * @return bool True if SSL, false if not used.
|
---|
| 3039 | */
|
---|
| 3040 | function is_ssl() {
|
---|
| 3041 | if ( isset($_SERVER['HTTPS']) ) {
|
---|
| 3042 | if ( 'on' == strtolower($_SERVER['HTTPS']) )
|
---|
| 3043 | return true;
|
---|
| 3044 | if ( '1' == $_SERVER['HTTPS'] )
|
---|
| 3045 | return true;
|
---|
| 3046 | } elseif ( isset($_SERVER['SERVER_PORT']) && ( '443' == $_SERVER['SERVER_PORT'] ) ) {
|
---|
| 3047 | return true;
|
---|
| 3048 | }
|
---|
| 3049 | return false;
|
---|
| 3050 | }
|
---|
| 3051 |
|
---|
| 3052 | /**
|
---|
| 3053 | * Whether SSL login should be forced.
|
---|
| 3054 | *
|
---|
| 3055 | * @since 2.6.0
|
---|
| 3056 | *
|
---|
| 3057 | * @param string|bool $force Optional.
|
---|
| 3058 | * @return bool True if forced, false if not forced.
|
---|
| 3059 | */
|
---|
| 3060 | function force_ssl_login($force = '') {
|
---|
| 3061 | static $forced;
|
---|
| 3062 |
|
---|
| 3063 | if ( '' != $force ) {
|
---|
| 3064 | $old_forced = $forced;
|
---|
| 3065 | $forced = $force;
|
---|
| 3066 | return $old_forced;
|
---|
| 3067 | }
|
---|
| 3068 |
|
---|
| 3069 | return $forced;
|
---|
| 3070 | }
|
---|
| 3071 |
|
---|
| 3072 | /**
|
---|
| 3073 | * Whether to force SSL used for the Administration Panels.
|
---|
| 3074 | *
|
---|
| 3075 | * @since 2.6.0
|
---|
| 3076 | *
|
---|
| 3077 | * @param string|bool $force
|
---|
| 3078 | * @return bool True if forced, false if not forced.
|
---|
| 3079 | */
|
---|
| 3080 | function force_ssl_admin($force = '') {
|
---|
| 3081 | static $forced;
|
---|
| 3082 |
|
---|
| 3083 | if ( '' != $force ) {
|
---|
| 3084 | $old_forced = $forced;
|
---|
| 3085 | $forced = $force;
|
---|
| 3086 | return $old_forced;
|
---|
| 3087 | }
|
---|
| 3088 |
|
---|
| 3089 | return $forced;
|
---|
| 3090 | }
|
---|
| 3091 |
|
---|
| 3092 | /**
|
---|
| 3093 | * Guess the URL for the site.
|
---|
| 3094 | *
|
---|
| 3095 | * Will remove wp-admin links to retrieve only return URLs not in the wp-admin
|
---|
| 3096 | * directory.
|
---|
| 3097 | *
|
---|
| 3098 | * @since 2.6.0
|
---|
| 3099 | *
|
---|
| 3100 | * @return string
|
---|
| 3101 | */
|
---|
| 3102 | function wp_guess_url() {
|
---|
| 3103 | if ( defined('WP_SITEURL') && '' != WP_SITEURL ) {
|
---|
| 3104 | $url = WP_SITEURL;
|
---|
| 3105 | } else {
|
---|
| 3106 | $schema = ( isset($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) == 'on' ) ? 'https://' : 'http://';
|
---|
| 3107 | $url = preg_replace('|/wp-admin/.*|i', '', $schema . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']);
|
---|
| 3108 | }
|
---|
| 3109 | return $url;
|
---|
| 3110 | }
|
---|
| 3111 |
|
---|
| 3112 | /**
|
---|
| 3113 | * Suspend cache invalidation.
|
---|
| 3114 | *
|
---|
| 3115 | * Turns cache invalidation on and off. Useful during imports where you don't wont to do invalidations
|
---|
| 3116 | * every time a post is inserted. Callers must be sure that what they are doing won't lead to an inconsistent
|
---|
| 3117 | * cache when invalidation is suspended.
|
---|
| 3118 | *
|
---|
| 3119 | * @since 2.7.0
|
---|
| 3120 | *
|
---|
| 3121 | * @param bool $suspend Whether to suspend or enable cache invalidation
|
---|
| 3122 | * @return bool The current suspend setting
|
---|
| 3123 | */
|
---|
| 3124 | function wp_suspend_cache_invalidation($suspend = true) {
|
---|
| 3125 | global $_wp_suspend_cache_invalidation;
|
---|
| 3126 |
|
---|
| 3127 | $current_suspend = $_wp_suspend_cache_invalidation;
|
---|
| 3128 | $_wp_suspend_cache_invalidation = $suspend;
|
---|
| 3129 | return $current_suspend;
|
---|
| 3130 | }
|
---|
| 3131 |
|
---|
| 3132 | function get_site_option( $key, $default = false, $use_cache = true ) {
|
---|
| 3133 | return get_option($key, $default);
|
---|
| 3134 | }
|
---|
| 3135 |
|
---|
| 3136 | // expects $key, $value not to be SQL escaped
|
---|
| 3137 | function add_site_option( $key, $value ) {
|
---|
| 3138 | return add_option($key, $value);
|
---|
| 3139 | }
|
---|
| 3140 |
|
---|
| 3141 | // expects $key, $value not to be SQL escaped
|
---|
| 3142 | function update_site_option( $key, $value ) {
|
---|
| 3143 | return update_option($key, $value);
|
---|
| 3144 | }
|
---|
| 3145 |
|
---|
| 3146 | /**
|
---|
| 3147 | * gmt_offset modification for smart timezone handling
|
---|
| 3148 | *
|
---|
| 3149 | * Overrides the gmt_offset option if we have a timezone_string available
|
---|
| 3150 | */
|
---|
| 3151 | function wp_timezone_override_offset() {
|
---|
| 3152 | if ( !wp_timezone_supported() ) {
|
---|
| 3153 | return false;
|
---|
| 3154 | }
|
---|
| 3155 | if ( !$timezone_string = get_option( 'timezone_string' ) ) {
|
---|
| 3156 | return false;
|
---|
| 3157 | }
|
---|
| 3158 |
|
---|
| 3159 | @date_default_timezone_set( $timezone_string );
|
---|
| 3160 | $timezone_object = timezone_open( $timezone_string );
|
---|
| 3161 | $datetime_object = date_create();
|
---|
| 3162 | if ( false === $timezone_object || false === $datetime_object ) {
|
---|
| 3163 | return false;
|
---|
| 3164 | }
|
---|
| 3165 | return round( timezone_offset_get( $timezone_object, $datetime_object ) / 3600, 2 );
|
---|
| 3166 | }
|
---|
| 3167 |
|
---|
| 3168 | /**
|
---|
| 3169 | * Check for PHP timezone support
|
---|
| 3170 | */
|
---|
| 3171 | function wp_timezone_supported() {
|
---|
| 3172 | $support = false;
|
---|
| 3173 | if (
|
---|
| 3174 | function_exists( 'date_default_timezone_set' ) &&
|
---|
| 3175 | function_exists( 'timezone_identifiers_list' ) &&
|
---|
| 3176 | function_exists( 'timezone_open' ) &&
|
---|
| 3177 | function_exists( 'timezone_offset_get' )
|
---|
| 3178 | ) {
|
---|
| 3179 | $support = true;
|
---|
| 3180 | }
|
---|
| 3181 | return apply_filters( 'timezone_support', $support );
|
---|
| 3182 | }
|
---|
| 3183 |
|
---|
| 3184 | function _wp_timezone_choice_usort_callback( $a, $b ) {
|
---|
| 3185 | // Don't use translated versions of Etc
|
---|
| 3186 | if ( 'Etc' === $a['continent'] && 'Etc' === $b['continent'] ) {
|
---|
| 3187 | // Make the order of these more like the old dropdown
|
---|
| 3188 | if ( 'GMT+' === substr( $a['city'], 0, 4 ) && 'GMT+' === substr( $b['city'], 0, 4 ) ) {
|
---|
| 3189 | return -1 * ( strnatcasecmp( $a['city'], $b['city'] ) );
|
---|
| 3190 | }
|
---|
| 3191 | if ( 'UTC' === $a['city'] ) {
|
---|
| 3192 | if ( 'GMT+' === substr( $b['city'], 0, 4 ) ) {
|
---|
| 3193 | return 1;
|
---|
| 3194 | }
|
---|
| 3195 | return -1;
|
---|
| 3196 | }
|
---|
| 3197 | if ( 'UTC' === $b['city'] ) {
|
---|
| 3198 | if ( 'GMT+' === substr( $a['city'], 0, 4 ) ) {
|
---|
| 3199 | return -1;
|
---|
| 3200 | }
|
---|
| 3201 | return 1;
|
---|
| 3202 | }
|
---|
| 3203 | return strnatcasecmp( $a['city'], $b['city'] );
|
---|
| 3204 | }
|
---|
| 3205 | if ( $a['t_continent'] == $b['t_continent'] ) {
|
---|
| 3206 | if ( $a['t_city'] == $b['t_city'] ) {
|
---|
| 3207 | return strnatcasecmp( $a['t_subcity'], $b['t_subcity'] );
|
---|
| 3208 | }
|
---|
| 3209 | return strnatcasecmp( $a['t_city'], $b['t_city'] );
|
---|
| 3210 | } else {
|
---|
| 3211 | // Force Etc to the bottom of the list
|
---|
| 3212 | if ( 'Etc' === $a['continent'] ) {
|
---|
| 3213 | return 1;
|
---|
| 3214 | }
|
---|
| 3215 | if ( 'Etc' === $b['continent'] ) {
|
---|
| 3216 | return -1;
|
---|
| 3217 | }
|
---|
| 3218 | return strnatcasecmp( $a['t_continent'], $b['t_continent'] );
|
---|
| 3219 | }
|
---|
| 3220 | }
|
---|
| 3221 |
|
---|
| 3222 | /**
|
---|
| 3223 | * Gives a nicely formatted list of timezone strings // temporary! Not in final
|
---|
| 3224 | *
|
---|
| 3225 | * @param $selected_zone string Selected Zone
|
---|
| 3226 | *
|
---|
| 3227 | */
|
---|
| 3228 | function wp_timezone_choice( $selected_zone ) {
|
---|
| 3229 | static $mo_loaded = false;
|
---|
| 3230 |
|
---|
| 3231 | $continents = array( 'Africa', 'America', 'Antarctica', 'Arctic', 'Asia', 'Atlantic', 'Australia', 'Europe', 'Indian', 'Pacific', 'Etc' );
|
---|
| 3232 |
|
---|
| 3233 | // Load translations for continents and cities
|
---|
| 3234 | if ( !$mo_loaded ) {
|
---|
| 3235 | $locale = get_locale();
|
---|
| 3236 | $mofile = WP_LANG_DIR . '/continents-cities-' . $locale . '.mo';
|
---|
| 3237 | load_textdomain( 'continents-cities', $mofile );
|
---|
| 3238 | $mo_loaded = true;
|
---|
| 3239 | }
|
---|
| 3240 |
|
---|
| 3241 | $zonen = array();
|
---|
| 3242 | foreach ( timezone_identifiers_list() as $zone ) {
|
---|
| 3243 | $zone = explode( '/', $zone );
|
---|
| 3244 | if ( !in_array( $zone[0], $continents ) ) {
|
---|
| 3245 | continue;
|
---|
| 3246 | }
|
---|
| 3247 | if ( 'Etc' === $zone[0] && in_array( $zone[1], array( 'UCT', 'GMT', 'GMT0', 'GMT+0', 'GMT-0', 'Greenwich', 'Universal', 'Zulu' ) ) ) {
|
---|
| 3248 | continue;
|
---|
| 3249 | }
|
---|
| 3250 |
|
---|
| 3251 | // This determines what gets set and translated - we don't translate Etc/* strings here, they are done later
|
---|
| 3252 | $exists = array(
|
---|
| 3253 | 0 => ( isset( $zone[0] ) && $zone[0] ) ? true : false,
|
---|
| 3254 | 1 => ( isset( $zone[1] ) && $zone[1] ) ? true : false,
|
---|
| 3255 | 2 => ( isset( $zone[2] ) && $zone[2] ) ? true : false
|
---|
| 3256 | );
|
---|
| 3257 | $exists[3] = ( $exists[0] && 'Etc' !== $zone[0] ) ? true : false;
|
---|
| 3258 | $exists[4] = ( $exists[1] && $exists[3] ) ? true : false;
|
---|
| 3259 | $exists[5] = ( $exists[2] && $exists[3] ) ? true : false;
|
---|
| 3260 |
|
---|
| 3261 | $zonen[] = array(
|
---|
| 3262 | 'continent' => ( $exists[0] ? $zone[0] : '' ),
|
---|
| 3263 | 'city' => ( $exists[1] ? $zone[1] : '' ),
|
---|
| 3264 | 'subcity' => ( $exists[2] ? $zone[2] : '' ),
|
---|
| 3265 | 't_continent' => ( $exists[3] ? translate( str_replace( '_', ' ', $zone[0] ), 'continents-cities' ) : '' ),
|
---|
| 3266 | 't_city' => ( $exists[4] ? translate( str_replace( '_', ' ', $zone[1] ), 'continents-cities' ) : '' ),
|
---|
| 3267 | 't_subcity' => ( $exists[5] ? translate( str_replace( '_', ' ', $zone[2] ), 'continents-cities' ) : '' )
|
---|
| 3268 | );
|
---|
| 3269 | }
|
---|
| 3270 | usort( $zonen, '_wp_timezone_choice_usort_callback' );
|
---|
| 3271 |
|
---|
| 3272 | $structure = array();
|
---|
| 3273 |
|
---|
| 3274 | if ( empty( $selected_zone ) ) {
|
---|
| 3275 | $structure[] = '<option selected="selected" value="">' . __( 'Select a city' ) . '</option>';
|
---|
| 3276 | }
|
---|
| 3277 |
|
---|
| 3278 | foreach ( $zonen as $key => $zone ) {
|
---|
| 3279 | // Build value in an array to join later
|
---|
| 3280 | $value = array( $zone['continent'] );
|
---|
| 3281 |
|
---|
| 3282 | if ( empty( $zone['city'] ) ) {
|
---|
| 3283 | // It's at the continent level (generally won't happen)
|
---|
| 3284 | $display = $zone['t_continent'];
|
---|
| 3285 | } else {
|
---|
| 3286 | // It's inside a continent group
|
---|
| 3287 |
|
---|
| 3288 | // Continent optgroup
|
---|
| 3289 | if ( !isset( $zonen[$key - 1] ) || $zonen[$key - 1]['continent'] !== $zone['continent'] ) {
|
---|
| 3290 | $label = ( 'Etc' === $zone['continent'] ) ? __( 'Manual offsets' ) : $zone['t_continent'];
|
---|
| 3291 | $structure[] = '<optgroup label="'. esc_attr( $label ) .'">';
|
---|
| 3292 | }
|
---|
| 3293 |
|
---|
| 3294 | // Add the city to the value
|
---|
| 3295 | $value[] = $zone['city'];
|
---|
| 3296 | if ( 'Etc' === $zone['continent'] ) {
|
---|
| 3297 | if ( 'UTC' === $zone['city'] ) {
|
---|
| 3298 | $display = '';
|
---|
| 3299 | } else {
|
---|
| 3300 | $display = str_replace( 'GMT', '', $zone['city'] );
|
---|
| 3301 | $display = strtr( $display, '+-', '-+' ) . ':00';
|
---|
| 3302 | }
|
---|
| 3303 | $display = sprintf( __( 'UTC %s' ), $display );
|
---|
| 3304 | } else {
|
---|
| 3305 | $display = $zone['t_city'];
|
---|
| 3306 | if ( !empty( $zone['subcity'] ) ) {
|
---|
| 3307 | // Add the subcity to the value
|
---|
| 3308 | $value[] = $zone['subcity'];
|
---|
| 3309 | $display .= ' - ' . $zone['t_subcity'];
|
---|
| 3310 | }
|
---|
| 3311 | }
|
---|
| 3312 | }
|
---|
| 3313 |
|
---|
| 3314 | // Build the value
|
---|
| 3315 | $value = join( '/', $value );
|
---|
| 3316 | $selected = '';
|
---|
| 3317 | if ( $value === $selected_zone ) {
|
---|
| 3318 | $selected = 'selected="selected" ';
|
---|
| 3319 | }
|
---|
| 3320 | $structure[] = '<option ' . $selected . 'value="' . esc_attr( $value ) . '">' . esc_html( $display ) . "</option>";
|
---|
| 3321 |
|
---|
| 3322 | // Close continent optgroup
|
---|
| 3323 | if ( !empty( $zone['city'] ) && ( !isset($zonen[$key + 1]) || (isset( $zonen[$key + 1] ) && $zonen[$key + 1]['continent'] !== $zone['continent']) ) ) {
|
---|
| 3324 | $structure[] = '</optgroup>';
|
---|
| 3325 | }
|
---|
| 3326 | }
|
---|
| 3327 |
|
---|
| 3328 | return join( "\n", $structure );
|
---|
| 3329 | }
|
---|
| 3330 |
|
---|
| 3331 |
|
---|
| 3332 |
|
---|
| 3333 | /**
|
---|
| 3334 | * Strip close comment and close php tags from file headers used by WP
|
---|
| 3335 | * See http://core.trac.wordpress.org/ticket/8497
|
---|
| 3336 | *
|
---|
| 3337 | * @since 2.8
|
---|
| 3338 | **/
|
---|
| 3339 | function _cleanup_header_comment($str) {
|
---|
| 3340 | return trim(preg_replace("/\s*(?:\*\/|\?>).*/", '', $str));
|
---|
| 3341 | }
|
---|
| 3342 | ?>
|
---|