1 | <?php
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2 | /**
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3 | * WordPress Link Template Functions
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4 | *
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5 | * @package WordPress
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6 | * @subpackage Template
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7 | */
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8 |
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9 | /**
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10 | * Display the permalink for the current post.
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11 | *
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12 | * @since 1.2.0
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13 | * @uses apply_filters() Calls 'the_permalink' filter on the permalink string.
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14 | */
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15 | function the_permalink() {
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16 | echo apply_filters('the_permalink', get_permalink());
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17 | }
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18 |
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19 | /**
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20 | * Retrieve trailing slash string, if blog set for adding trailing slashes.
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21 | *
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22 | * Conditionally adds a trailing slash if the permalink structure has a trailing
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23 | * slash, strips the trailing slash if not. The string is passed through the
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24 | * 'user_trailingslashit' filter. Will remove trailing slash from string, if
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25 | * blog is not set to have them.
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26 | *
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27 | * @since 2.2.0
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28 | * @uses $wp_rewrite
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29 | *
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30 | * @param $string String a URL with or without a trailing slash.
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31 | * @param $type_of_url String the type of URL being considered (e.g. single, category, etc) for use in the filter.
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32 | * @return string
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33 | */
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34 | function user_trailingslashit($string, $type_of_url = '') {
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35 | global $wp_rewrite;
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36 | if ( $wp_rewrite->use_trailing_slashes )
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37 | $string = trailingslashit($string);
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38 | else
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39 | $string = untrailingslashit($string);
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40 |
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41 | // Note that $type_of_url can be one of following:
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42 | // single, single_trackback, single_feed, single_paged, feed, category, page, year, month, day, paged
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43 | $string = apply_filters('user_trailingslashit', $string, $type_of_url);
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44 | return $string;
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45 | }
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46 |
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47 | /**
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48 | * Display permalink anchor for current post.
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49 | *
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50 | * The permalink mode title will use the post title for the 'a' element 'id'
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51 | * attribute. The id mode uses 'post-' with the post ID for the 'id' attribute.
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52 | *
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53 | * @since 0.71
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54 | *
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55 | * @param string $mode Permalink mode can be either 'title', 'id', or default, which is 'id'.
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56 | */
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57 | function permalink_anchor($mode = 'id') {
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58 | global $post;
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59 | switch ( strtolower($mode) ) {
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60 | case 'title':
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61 | $title = sanitize_title($post->post_title) . '-' . $post->ID;
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62 | echo '<a id="'.$title.'"></a>';
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63 | break;
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64 | case 'id':
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65 | default:
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66 | echo '<a id="post-' . $post->ID . '"></a>';
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67 | break;
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68 | }
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69 | }
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70 |
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71 | /**
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72 | * Retrieve full permalink for current post or post ID.
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73 | *
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74 | * @since 1.0.0
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75 | *
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76 | * @param int $id Optional. Post ID.
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77 | * @param bool $leavename Optional, defaults to false. Whether to keep post name or page name.
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78 | * @return string
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79 | */
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80 | function get_permalink($id = 0, $leavename = false) {
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81 | $rewritecode = array(
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82 | '%year%',
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83 | '%monthnum%',
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84 | '%day%',
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85 | '%hour%',
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86 | '%minute%',
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87 | '%second%',
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88 | $leavename? '' : '%postname%',
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89 | '%post_id%',
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90 | '%category%',
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91 | '%author%',
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92 | $leavename? '' : '%pagename%',
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93 | );
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94 |
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95 | if ( is_object($id) && isset($id->filter) && 'sample' == $id->filter ) {
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96 | $post = $id;
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97 | $sample = true;
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98 | } else {
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99 | $post = &get_post($id);
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100 | $sample = false;
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101 | }
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102 |
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103 | if ( empty($post->ID) ) return false;
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104 |
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105 | if ( $post->post_type == 'page' )
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106 | return get_page_link($post->ID, $leavename, $sample);
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107 | elseif ($post->post_type == 'attachment')
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108 | return get_attachment_link($post->ID);
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109 |
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110 | $permalink = get_option('permalink_structure');
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111 |
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112 | if ( '' != $permalink && !in_array($post->post_status, array('draft', 'pending')) ) {
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113 | $unixtime = strtotime($post->post_date);
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114 |
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115 | $category = '';
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116 | if ( strpos($permalink, '%category%') !== false ) {
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117 | $cats = get_the_category($post->ID);
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118 | if ( $cats ) {
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119 | usort($cats, '_usort_terms_by_ID'); // order by ID
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120 | $category = $cats[0]->slug;
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121 | if ( $parent = $cats[0]->parent )
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122 | $category = get_category_parents($parent, false, '/', true) . $category;
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123 | }
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124 | // show default category in permalinks, without
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125 | // having to assign it explicitly
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126 | if ( empty($category) ) {
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127 | $default_category = get_category( get_option( 'default_category' ) );
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128 | $category = is_wp_error( $default_category ) ? '' : $default_category->slug;
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129 | }
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130 | }
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131 |
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132 | $author = '';
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133 | if ( strpos($permalink, '%author%') !== false ) {
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134 | $authordata = get_userdata($post->post_author);
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135 | $author = $authordata->user_nicename;
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136 | }
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137 |
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138 | $date = explode(" ",date('Y m d H i s', $unixtime));
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139 | $rewritereplace =
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140 | array(
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141 | $date[0],
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142 | $date[1],
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143 | $date[2],
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144 | $date[3],
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145 | $date[4],
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146 | $date[5],
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147 | $post->post_name,
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148 | $post->ID,
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149 | $category,
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150 | $author,
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151 | $post->post_name,
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152 | );
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153 | $permalink = get_option('home') . str_replace($rewritecode, $rewritereplace, $permalink);
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154 | $permalink = user_trailingslashit($permalink, 'single');
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155 | return apply_filters('post_link', $permalink, $post, $leavename);
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156 | } else { // if they're not using the fancy permalink option
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157 | $permalink = trailingslashit(get_option('home')) . '?p=' . $post->ID;
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158 | return apply_filters('post_link', $permalink, $post, $leavename);
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159 | }
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160 | }
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161 |
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162 | /**
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163 | * Retrieve permalink from post ID.
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164 | *
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165 | * @since 1.0.0
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166 | *
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167 | * @param int $post_id Optional. Post ID.
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168 | * @param mixed $deprecated Not used.
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169 | * @return string
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170 | */
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171 | function post_permalink($post_id = 0, $deprecated = '') {
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172 | return get_permalink($post_id);
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173 | }
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174 |
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175 | /**
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176 | * Retrieve the permalink for current page or page ID.
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177 | *
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178 | * Respects page_on_front. Use this one.
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179 | *
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180 | * @since 1.5.0
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181 | *
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182 | * @param int $id Optional. Post ID.
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183 | * @param bool $leavename Optional, defaults to false. Whether to keep page name.
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184 | * @param bool $sample Optional, defaults to false. Is it a sample permalink.
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185 | * @return string
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186 | */
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187 | function get_page_link( $id = false, $leavename = false, $sample = false ) {
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188 | global $post;
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189 |
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190 | $id = (int) $id;
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191 | if ( !$id )
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192 | $id = (int) $post->ID;
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193 |
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194 | if ( 'page' == get_option('show_on_front') && $id == get_option('page_on_front') )
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195 | $link = get_option('home');
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196 | else
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197 | $link = _get_page_link( $id , $leavename, $sample );
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198 |
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199 | return apply_filters('page_link', $link, $id);
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200 | }
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201 |
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202 | /**
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203 | * Retrieve the page permalink.
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204 | *
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205 | * Ignores page_on_front. Internal use only.
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206 | *
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207 | * @since 2.1.0
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208 | * @access private
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209 | *
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210 | * @param int $id Optional. Post ID.
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211 | * @param bool $leavename Optional. Leave name.
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212 | * @param bool $sample Optional. Sample permalink.
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213 | * @return string
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214 | */
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215 | function _get_page_link( $id = false, $leavename = false, $sample = false ) {
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216 | global $post, $wp_rewrite;
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217 |
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218 | if ( !$id )
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219 | $id = (int) $post->ID;
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220 | else
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221 | $post = &get_post($id);
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222 |
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223 | $pagestruct = $wp_rewrite->get_page_permastruct();
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224 |
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225 | if ( '' != $pagestruct && ( ( isset($post->post_status) && 'draft' != $post->post_status ) || $sample ) ) {
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226 | $link = get_page_uri($id);
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227 | $link = ( $leavename ) ? $pagestruct : str_replace('%pagename%', $link, $pagestruct);
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228 | $link = trailingslashit(get_option('home')) . "$link";
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229 | $link = user_trailingslashit($link, 'page');
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230 | } else {
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231 | $link = trailingslashit(get_option('home')) . "?page_id=$id";
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232 | }
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233 |
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234 | return apply_filters( '_get_page_link', $link, $id );
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235 | }
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236 |
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237 | /**
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238 | * Retrieve permalink for attachment.
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239 | *
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240 | * This can be used in the WordPress Loop or outside of it.
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241 | *
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242 | * @since 2.0.0
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243 | *
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244 | * @param int $id Optional. Post ID.
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245 | * @return string
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246 | */
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247 | function get_attachment_link($id = false) {
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248 | global $post, $wp_rewrite;
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249 |
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250 | $link = false;
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251 |
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252 | if (! $id) {
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253 | $id = (int) $post->ID;
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254 | }
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255 |
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256 | $object = get_post($id);
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257 | if ( $wp_rewrite->using_permalinks() && ($object->post_parent > 0) && ($object->post_parent != $id) ) {
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258 | $parent = get_post($object->post_parent);
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259 | if ( 'page' == $parent->post_type )
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260 | $parentlink = _get_page_link( $object->post_parent ); // Ignores page_on_front
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261 | else
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262 | $parentlink = get_permalink( $object->post_parent );
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263 | if ( is_numeric($object->post_name) || false !== strpos(get_option('permalink_structure'), '%category%') )
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264 | $name = 'attachment/' . $object->post_name; // <permalink>/<int>/ is paged so we use the explicit attachment marker
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265 | else
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266 | $name = $object->post_name;
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267 | if (strpos($parentlink, '?') === false)
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268 | $link = user_trailingslashit( trailingslashit($parentlink) . $name );
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269 | }
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270 |
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271 | if (! $link ) {
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272 | $link = trailingslashit(get_bloginfo('url')) . "?attachment_id=$id";
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273 | }
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274 |
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275 | return apply_filters('attachment_link', $link, $id);
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276 | }
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277 |
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278 | /**
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279 | * Retrieve the permalink for the year archives.
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280 | *
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281 | * @since 1.5.0
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282 | *
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283 | * @param int|bool $year False for current year or year for permalink.
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284 | * @return string
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285 | */
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286 | function get_year_link($year) {
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287 | global $wp_rewrite;
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288 | if ( !$year )
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289 | $year = gmdate('Y', time()+(get_option('gmt_offset') * 3600));
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290 | $yearlink = $wp_rewrite->get_year_permastruct();
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291 | if ( !empty($yearlink) ) {
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292 | $yearlink = str_replace('%year%', $year, $yearlink);
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293 | return apply_filters('year_link', get_option('home') . user_trailingslashit($yearlink, 'year'), $year);
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294 | } else {
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295 | return apply_filters('year_link', trailingslashit(get_option('home')) . '?m=' . $year, $year);
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296 | }
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297 | }
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298 |
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299 | /**
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300 | * Retrieve the permalink for the month archives with year.
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301 | *
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302 | * @since 1.0.0
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303 | *
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304 | * @param bool|int $year False for current year. Integer of year.
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305 | * @param bool|int $month False for current month. Integer of month.
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306 | * @return string
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307 | */
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308 | function get_month_link($year, $month) {
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309 | global $wp_rewrite;
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310 | if ( !$year )
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311 | $year = gmdate('Y', time()+(get_option('gmt_offset') * 3600));
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312 | if ( !$month )
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313 | $month = gmdate('m', time()+(get_option('gmt_offset') * 3600));
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314 | $monthlink = $wp_rewrite->get_month_permastruct();
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315 | if ( !empty($monthlink) ) {
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316 | $monthlink = str_replace('%year%', $year, $monthlink);
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317 | $monthlink = str_replace('%monthnum%', zeroise(intval($month), 2), $monthlink);
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318 | return apply_filters('month_link', get_option('home') . user_trailingslashit($monthlink, 'month'), $year, $month);
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319 | } else {
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320 | return apply_filters('month_link', trailingslashit(get_option('home')) . '?m=' . $year . zeroise($month, 2), $year, $month);
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321 | }
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322 | }
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323 |
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324 | /**
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325 | * Retrieve the permalink for the day archives with year and month.
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326 | *
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327 | * @since 1.0.0
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328 | *
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329 | * @param bool|int $year False for current year. Integer of year.
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330 | * @param bool|int $month False for current month. Integer of month.
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331 | * @param bool|int $day False for current day. Integer of day.
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332 | * @return string
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333 | */
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334 | function get_day_link($year, $month, $day) {
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335 | global $wp_rewrite;
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336 | if ( !$year )
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337 | $year = gmdate('Y', time()+(get_option('gmt_offset') * 3600));
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338 | if ( !$month )
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339 | $month = gmdate('m', time()+(get_option('gmt_offset') * 3600));
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340 | if ( !$day )
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341 | $day = gmdate('j', time()+(get_option('gmt_offset') * 3600));
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342 |
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343 | $daylink = $wp_rewrite->get_day_permastruct();
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344 | if ( !empty($daylink) ) {
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345 | $daylink = str_replace('%year%', $year, $daylink);
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346 | $daylink = str_replace('%monthnum%', zeroise(intval($month), 2), $daylink);
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347 | $daylink = str_replace('%day%', zeroise(intval($day), 2), $daylink);
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348 | return apply_filters('day_link', get_option('home') . user_trailingslashit($daylink, 'day'), $year, $month, $day);
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349 | } else {
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350 | return apply_filters('day_link', trailingslashit(get_option('home')) . '?m=' . $year . zeroise($month, 2) . zeroise($day, 2), $year, $month, $day);
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351 | }
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352 | }
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353 |
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354 | /**
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355 | * Retrieve the permalink for the feed type.
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356 | *
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357 | * @since 1.5.0
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358 | *
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359 | * @param string $feed Optional, defaults to default feed. Feed type.
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360 | * @return string
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361 | */
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362 | function get_feed_link($feed = '') {
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363 | global $wp_rewrite;
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364 |
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365 | $permalink = $wp_rewrite->get_feed_permastruct();
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366 | if ( '' != $permalink ) {
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367 | if ( false !== strpos($feed, 'comments_') ) {
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368 | $feed = str_replace('comments_', '', $feed);
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369 | $permalink = $wp_rewrite->get_comment_feed_permastruct();
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370 | }
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371 |
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372 | if ( get_default_feed() == $feed )
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373 | $feed = '';
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374 |
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375 | $permalink = str_replace('%feed%', $feed, $permalink);
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376 | $permalink = preg_replace('#/+#', '/', "/$permalink");
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377 | $output = get_option('home') . user_trailingslashit($permalink, 'feed');
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378 | } else {
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379 | if ( empty($feed) )
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380 | $feed = get_default_feed();
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381 |
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382 | if ( false !== strpos($feed, 'comments_') )
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383 | $feed = str_replace('comments_', 'comments-', $feed);
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384 |
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385 | $output = trailingslashit(get_option('home')) . "?feed={$feed}";
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386 | }
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387 |
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388 | return apply_filters('feed_link', $output, $feed);
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389 | }
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390 |
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391 | /**
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392 | * Retrieve the permalink for the post comments feed.
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393 | *
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394 | * @since 2.2.0
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395 | *
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396 | * @param int $post_id Optional. Post ID.
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397 | * @param string $feed Optional. Feed type.
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398 | * @return string
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399 | */
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400 | function get_post_comments_feed_link($post_id = '', $feed = '') {
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401 | global $id;
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402 |
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403 | if ( empty($post_id) )
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404 | $post_id = (int) $id;
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405 |
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406 | if ( empty($feed) )
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407 | $feed = get_default_feed();
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408 |
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409 | if ( '' != get_option('permalink_structure') ) {
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410 | $url = trailingslashit( get_permalink($post_id) ) . 'feed';
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411 | if ( $feed != get_default_feed() )
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412 | $url .= "/$feed";
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413 | $url = user_trailingslashit($url, 'single_feed');
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414 | } else {
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415 | $type = get_post_field('post_type', $post_id);
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416 | if ( 'page' == $type )
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417 | $url = trailingslashit(get_option('home')) . "?feed=$feed&page_id=$post_id";
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418 | else
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419 | $url = trailingslashit(get_option('home')) . "?feed=$feed&p=$post_id";
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420 | }
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421 |
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422 | return apply_filters('post_comments_feed_link', $url);
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423 | }
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424 |
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425 | /**
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426 | * Display the comment feed link for a post.
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427 | *
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428 | * Prints out the comment feed link for a post. Link text is placed in the
|
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429 | * anchor. If no link text is specified, default text is used. If no post ID is
|
---|
430 | * specified, the current post is used.
|
---|
431 | *
|
---|
432 | * @package WordPress
|
---|
433 | * @subpackage Feed
|
---|
434 | * @since 2.5.0
|
---|
435 | *
|
---|
436 | * @param string $link_text Descriptive text.
|
---|
437 | * @param int $post_id Optional post ID. Default to current post.
|
---|
438 | * @param string $feed Optional. Feed format.
|
---|
439 | * @return string Link to the comment feed for the current post.
|
---|
440 | */
|
---|
441 | function post_comments_feed_link( $link_text = '', $post_id = '', $feed = '' ) {
|
---|
442 | $url = get_post_comments_feed_link($post_id, $feed);
|
---|
443 | if ( empty($link_text) )
|
---|
444 | $link_text = __('Comments Feed');
|
---|
445 |
|
---|
446 | echo apply_filters( 'post_comments_feed_link_html', "<a href='$url'>$link_text</a>", $post_id, $feed );
|
---|
447 | }
|
---|
448 |
|
---|
449 | /**
|
---|
450 | * Retrieve the feed link for a given author.
|
---|
451 | *
|
---|
452 | * Returns a link to the feed for all posts by a given author. A specific feed
|
---|
453 | * can be requested or left blank to get the default feed.
|
---|
454 | *
|
---|
455 | * @package WordPress
|
---|
456 | * @subpackage Feed
|
---|
457 | * @since 2.5.0
|
---|
458 | *
|
---|
459 | * @param int $author_id ID of an author.
|
---|
460 | * @param string $feed Optional. Feed type.
|
---|
461 | * @return string Link to the feed for the author specified by $author_id.
|
---|
462 | */
|
---|
463 | function get_author_feed_link( $author_id, $feed = '' ) {
|
---|
464 | $author_id = (int) $author_id;
|
---|
465 | $permalink_structure = get_option('permalink_structure');
|
---|
466 |
|
---|
467 | if ( empty($feed) )
|
---|
468 | $feed = get_default_feed();
|
---|
469 |
|
---|
470 | if ( '' == $permalink_structure ) {
|
---|
471 | $link = trailingslashit(get_option('home')) . "?feed=$feed&author=" . $author_id;
|
---|
472 | } else {
|
---|
473 | $link = get_author_posts_url($author_id);
|
---|
474 | if ( $feed == get_default_feed() )
|
---|
475 | $feed_link = 'feed';
|
---|
476 | else
|
---|
477 | $feed_link = "feed/$feed";
|
---|
478 |
|
---|
479 | $link = trailingslashit($link) . user_trailingslashit($feed_link, 'feed');
|
---|
480 | }
|
---|
481 |
|
---|
482 | $link = apply_filters('author_feed_link', $link, $feed);
|
---|
483 |
|
---|
484 | return $link;
|
---|
485 | }
|
---|
486 |
|
---|
487 | /**
|
---|
488 | * Retrieve the feed link for a category.
|
---|
489 | *
|
---|
490 | * Returns a link to the feed for all post in a given category. A specific feed
|
---|
491 | * can be requested or left blank to get the default feed.
|
---|
492 | *
|
---|
493 | * @package WordPress
|
---|
494 | * @subpackage Feed
|
---|
495 | * @since 2.5.0
|
---|
496 | *
|
---|
497 | * @param int $cat_id ID of a category.
|
---|
498 | * @param string $feed Optional. Feed type.
|
---|
499 | * @return string Link to the feed for the category specified by $cat_id.
|
---|
500 | */
|
---|
501 | function get_category_feed_link($cat_id, $feed = '') {
|
---|
502 | $cat_id = (int) $cat_id;
|
---|
503 |
|
---|
504 | $category = get_category($cat_id);
|
---|
505 |
|
---|
506 | if ( empty($category) || is_wp_error($category) )
|
---|
507 | return false;
|
---|
508 |
|
---|
509 | if ( empty($feed) )
|
---|
510 | $feed = get_default_feed();
|
---|
511 |
|
---|
512 | $permalink_structure = get_option('permalink_structure');
|
---|
513 |
|
---|
514 | if ( '' == $permalink_structure ) {
|
---|
515 | $link = trailingslashit(get_option('home')) . "?feed=$feed&cat=" . $cat_id;
|
---|
516 | } else {
|
---|
517 | $link = get_category_link($cat_id);
|
---|
518 | if( $feed == get_default_feed() )
|
---|
519 | $feed_link = 'feed';
|
---|
520 | else
|
---|
521 | $feed_link = "feed/$feed";
|
---|
522 |
|
---|
523 | $link = trailingslashit($link) . user_trailingslashit($feed_link, 'feed');
|
---|
524 | }
|
---|
525 |
|
---|
526 | $link = apply_filters('category_feed_link', $link, $feed);
|
---|
527 |
|
---|
528 | return $link;
|
---|
529 | }
|
---|
530 |
|
---|
531 | /**
|
---|
532 | * Retrieve permalink for feed of tag.
|
---|
533 | *
|
---|
534 | * @since 2.3.0
|
---|
535 | *
|
---|
536 | * @param int $tag_id Tag ID.
|
---|
537 | * @param string $feed Optional. Feed type.
|
---|
538 | * @return string
|
---|
539 | */
|
---|
540 | function get_tag_feed_link($tag_id, $feed = '') {
|
---|
541 | $tag_id = (int) $tag_id;
|
---|
542 |
|
---|
543 | $tag = get_tag($tag_id);
|
---|
544 |
|
---|
545 | if ( empty($tag) || is_wp_error($tag) )
|
---|
546 | return false;
|
---|
547 |
|
---|
548 | $permalink_structure = get_option('permalink_structure');
|
---|
549 |
|
---|
550 | if ( empty($feed) )
|
---|
551 | $feed = get_default_feed();
|
---|
552 |
|
---|
553 | if ( '' == $permalink_structure ) {
|
---|
554 | $link = trailingslashit(get_option('home')) . "?feed=$feed&tag=" . $tag->slug;
|
---|
555 | } else {
|
---|
556 | $link = get_tag_link($tag->term_id);
|
---|
557 | if ( $feed == get_default_feed() )
|
---|
558 | $feed_link = 'feed';
|
---|
559 | else
|
---|
560 | $feed_link = "feed/$feed";
|
---|
561 | $link = trailingslashit($link) . user_trailingslashit($feed_link, 'feed');
|
---|
562 | }
|
---|
563 |
|
---|
564 | $link = apply_filters('tag_feed_link', $link, $feed);
|
---|
565 |
|
---|
566 | return $link;
|
---|
567 | }
|
---|
568 |
|
---|
569 | /**
|
---|
570 | * Retrieve edit tag link.
|
---|
571 | *
|
---|
572 | * @since 2.7.0
|
---|
573 | *
|
---|
574 | * @param int $tag_id Tag ID
|
---|
575 | * @return string
|
---|
576 | */
|
---|
577 | function get_edit_tag_link( $tag_id = 0, $taxonomy = 'post_tag' ) {
|
---|
578 | $tag = get_term($tag_id, $taxonomy);
|
---|
579 |
|
---|
580 | if ( !current_user_can('manage_categories') )
|
---|
581 | return;
|
---|
582 |
|
---|
583 | $location = admin_url('edit-tags.php?action=edit&taxonomy=' . $taxonomy . '&tag_ID=' . $tag->term_id);
|
---|
584 | return apply_filters( 'get_edit_tag_link', $location );
|
---|
585 | }
|
---|
586 |
|
---|
587 | /**
|
---|
588 | * Display or retrieve edit tag link with formatting.
|
---|
589 | *
|
---|
590 | * @since 2.7.0
|
---|
591 | *
|
---|
592 | * @param string $link Optional. Anchor text.
|
---|
593 | * @param string $before Optional. Display before edit link.
|
---|
594 | * @param string $after Optional. Display after edit link.
|
---|
595 | * @param int|object $tag Tag object or ID
|
---|
596 | * @return string|null HTML content, if $echo is set to false.
|
---|
597 | */
|
---|
598 | function edit_tag_link( $link = '', $before = '', $after = '', $tag = null ) {
|
---|
599 | $tag = get_term($tag, 'post_tag');
|
---|
600 |
|
---|
601 | if ( !current_user_can('manage_categories') )
|
---|
602 | return;
|
---|
603 |
|
---|
604 | if ( empty($link) )
|
---|
605 | $link = __('Edit This');
|
---|
606 |
|
---|
607 | $link = '<a href="' . get_edit_tag_link( $tag->term_id ) . '" title="' . __( 'Edit tag' ) . '">' . $link . '</a>';
|
---|
608 | echo $before . apply_filters( 'edit_tag_link', $link, $tag->term_id ) . $after;
|
---|
609 | }
|
---|
610 |
|
---|
611 | /**
|
---|
612 | * Retrieve the permalink for the feed of the search results.
|
---|
613 | *
|
---|
614 | * @since 2.5.0
|
---|
615 | *
|
---|
616 | * @param string $search_query Optional. Search query.
|
---|
617 | * @param string $feed Optional. Feed type.
|
---|
618 | * @return string
|
---|
619 | */
|
---|
620 | function get_search_feed_link($search_query = '', $feed = '') {
|
---|
621 | if ( empty($search_query) )
|
---|
622 | $search = esc_attr(get_search_query());
|
---|
623 | else
|
---|
624 | $search = esc_attr(stripslashes($search_query));
|
---|
625 |
|
---|
626 | if ( empty($feed) )
|
---|
627 | $feed = get_default_feed();
|
---|
628 |
|
---|
629 | $link = trailingslashit(get_option('home')) . "?s=$search&feed=$feed";
|
---|
630 |
|
---|
631 | $link = apply_filters('search_feed_link', $link);
|
---|
632 |
|
---|
633 | return $link;
|
---|
634 | }
|
---|
635 |
|
---|
636 | /**
|
---|
637 | * Retrieve the permalink for the comments feed of the search results.
|
---|
638 | *
|
---|
639 | * @since 2.5.0
|
---|
640 | *
|
---|
641 | * @param string $search_query Optional. Search query.
|
---|
642 | * @param string $feed Optional. Feed type.
|
---|
643 | * @return string
|
---|
644 | */
|
---|
645 | function get_search_comments_feed_link($search_query = '', $feed = '') {
|
---|
646 | if ( empty($search_query) )
|
---|
647 | $search = esc_attr(get_search_query());
|
---|
648 | else
|
---|
649 | $search = esc_attr(stripslashes($search_query));
|
---|
650 |
|
---|
651 | if ( empty($feed) )
|
---|
652 | $feed = get_default_feed();
|
---|
653 |
|
---|
654 | $link = trailingslashit(get_option('home')) . "?s=$search&feed=comments-$feed";
|
---|
655 |
|
---|
656 | $link = apply_filters('search_feed_link', $link);
|
---|
657 |
|
---|
658 | return $link;
|
---|
659 | }
|
---|
660 |
|
---|
661 | /**
|
---|
662 | * Retrieve edit posts link for post.
|
---|
663 | *
|
---|
664 | * Can be used within the WordPress loop or outside of it. Can be used with
|
---|
665 | * pages, posts, attachments, and revisions.
|
---|
666 | *
|
---|
667 | * @since 2.3.0
|
---|
668 | *
|
---|
669 | * @param int $id Optional. Post ID.
|
---|
670 | * @param string $context Optional, default to display. How to write the '&', defaults to '&'.
|
---|
671 | * @return string
|
---|
672 | */
|
---|
673 | function get_edit_post_link( $id = 0, $context = 'display' ) {
|
---|
674 | if ( !$post = &get_post( $id ) )
|
---|
675 | return;
|
---|
676 |
|
---|
677 | if ( 'display' == $context )
|
---|
678 | $action = 'action=edit&';
|
---|
679 | else
|
---|
680 | $action = 'action=edit&';
|
---|
681 |
|
---|
682 | switch ( $post->post_type ) :
|
---|
683 | case 'page' :
|
---|
684 | if ( !current_user_can( 'edit_page', $post->ID ) )
|
---|
685 | return;
|
---|
686 | $file = 'page';
|
---|
687 | $var = 'post';
|
---|
688 | break;
|
---|
689 | case 'attachment' :
|
---|
690 | if ( !current_user_can( 'edit_post', $post->ID ) )
|
---|
691 | return;
|
---|
692 | $file = 'media';
|
---|
693 | $var = 'attachment_id';
|
---|
694 | break;
|
---|
695 | case 'revision' :
|
---|
696 | if ( !current_user_can( 'edit_post', $post->ID ) )
|
---|
697 | return;
|
---|
698 | $file = 'revision';
|
---|
699 | $var = 'revision';
|
---|
700 | $action = '';
|
---|
701 | break;
|
---|
702 | default :
|
---|
703 | if ( !current_user_can( 'edit_post', $post->ID ) )
|
---|
704 | return;
|
---|
705 | $file = 'post';
|
---|
706 | $var = 'post';
|
---|
707 | break;
|
---|
708 | endswitch;
|
---|
709 |
|
---|
710 | return apply_filters( 'get_edit_post_link', admin_url("$file.php?{$action}$var=$post->ID"), $post->ID, $context );
|
---|
711 | }
|
---|
712 |
|
---|
713 | /**
|
---|
714 | * Display edit post link for post.
|
---|
715 | *
|
---|
716 | * @since 1.0.0
|
---|
717 | *
|
---|
718 | * @param string $link Optional. Anchor text.
|
---|
719 | * @param string $before Optional. Display before edit link.
|
---|
720 | * @param string $after Optional. Display after edit link.
|
---|
721 | * @param int $id Optional. Post ID.
|
---|
722 | */
|
---|
723 | function edit_post_link( $link = 'Edit This', $before = '', $after = '', $id = 0 ) {
|
---|
724 | if ( !$post = &get_post( $id ) )
|
---|
725 | return;
|
---|
726 |
|
---|
727 | if ( !$url = get_edit_post_link( $post->ID ) )
|
---|
728 | return;
|
---|
729 |
|
---|
730 | $link = '<a class="post-edit-link" href="' . $url . '" title="' . esc_attr( __( 'Edit post' ) ) . '">' . $link . '</a>';
|
---|
731 | echo $before . apply_filters( 'edit_post_link', $link, $post->ID ) . $after;
|
---|
732 | }
|
---|
733 |
|
---|
734 | /**
|
---|
735 | * Retrieve edit comment link.
|
---|
736 | *
|
---|
737 | * @since 2.3.0
|
---|
738 | *
|
---|
739 | * @param int $comment_id Optional. Comment ID.
|
---|
740 | * @return string
|
---|
741 | */
|
---|
742 | function get_edit_comment_link( $comment_id = 0 ) {
|
---|
743 | $comment = &get_comment( $comment_id );
|
---|
744 | $post = &get_post( $comment->comment_post_ID );
|
---|
745 |
|
---|
746 | if ( $post->post_type == 'page' ) {
|
---|
747 | if ( !current_user_can( 'edit_page', $post->ID ) )
|
---|
748 | return;
|
---|
749 | } else {
|
---|
750 | if ( !current_user_can( 'edit_post', $post->ID ) )
|
---|
751 | return;
|
---|
752 | }
|
---|
753 |
|
---|
754 | $location = admin_url('comment.php?action=editcomment&c=') . $comment->comment_ID;
|
---|
755 | return apply_filters( 'get_edit_comment_link', $location );
|
---|
756 | }
|
---|
757 |
|
---|
758 | /**
|
---|
759 | * Display or retrieve edit comment link with formatting.
|
---|
760 | *
|
---|
761 | * @since 1.0.0
|
---|
762 | *
|
---|
763 | * @param string $link Optional. Anchor text.
|
---|
764 | * @param string $before Optional. Display before edit link.
|
---|
765 | * @param string $after Optional. Display after edit link.
|
---|
766 | * @return string|null HTML content, if $echo is set to false.
|
---|
767 | */
|
---|
768 | function edit_comment_link( $link = 'Edit This', $before = '', $after = '' ) {
|
---|
769 | global $comment, $post;
|
---|
770 |
|
---|
771 | if ( $post->post_type == 'attachment' ) {
|
---|
772 | } elseif ( $post->post_type == 'page' ) {
|
---|
773 | if ( !current_user_can( 'edit_page', $post->ID ) )
|
---|
774 | return;
|
---|
775 | } else {
|
---|
776 | if ( !current_user_can( 'edit_post', $post->ID ) )
|
---|
777 | return;
|
---|
778 | }
|
---|
779 |
|
---|
780 | $link = '<a class="comment-edit-link" href="' . get_edit_comment_link( $comment->comment_ID ) . '" title="' . __( 'Edit comment' ) . '">' . $link . '</a>';
|
---|
781 | echo $before . apply_filters( 'edit_comment_link', $link, $comment->comment_ID ) . $after;
|
---|
782 | }
|
---|
783 |
|
---|
784 | /**
|
---|
785 | * Display edit bookmark (literally a URL external to blog) link.
|
---|
786 | *
|
---|
787 | * @since 2.7.0
|
---|
788 | *
|
---|
789 | * @param int $link Optional. Bookmark ID.
|
---|
790 | * @return string
|
---|
791 | */
|
---|
792 | function get_edit_bookmark_link( $link = 0 ) {
|
---|
793 | $link = get_bookmark( $link );
|
---|
794 |
|
---|
795 | if ( !current_user_can('manage_links') )
|
---|
796 | return;
|
---|
797 |
|
---|
798 | $location = admin_url('link.php?action=edit&link_id=') . $link->link_id;
|
---|
799 | return apply_filters( 'get_edit_bookmark_link', $location, $link->link_id );
|
---|
800 | }
|
---|
801 |
|
---|
802 | /**
|
---|
803 | * Display edit bookmark (literally a URL external to blog) link anchor content.
|
---|
804 | *
|
---|
805 | * @since 2.7.0
|
---|
806 | *
|
---|
807 | * @param string $link Optional. Anchor text.
|
---|
808 | * @param string $before Optional. Display before edit link.
|
---|
809 | * @param string $after Optional. Display after edit link.
|
---|
810 | * @param int $bookmark Optional. Bookmark ID.
|
---|
811 | */
|
---|
812 | function edit_bookmark_link( $link = '', $before = '', $after = '', $bookmark = null ) {
|
---|
813 | $bookmark = get_bookmark($bookmark);
|
---|
814 |
|
---|
815 | if ( !current_user_can('manage_links') )
|
---|
816 | return;
|
---|
817 |
|
---|
818 | if ( empty($link) )
|
---|
819 | $link = __('Edit This');
|
---|
820 |
|
---|
821 | $link = '<a href="' . get_edit_bookmark_link( $link ) . '" title="' . __( 'Edit link' ) . '">' . $link . '</a>';
|
---|
822 | echo $before . apply_filters( 'edit_bookmark_link', $link, $bookmark->link_id ) . $after;
|
---|
823 | }
|
---|
824 |
|
---|
825 | // Navigation links
|
---|
826 |
|
---|
827 | /**
|
---|
828 | * Retrieve previous post link that is adjacent to current post.
|
---|
829 | *
|
---|
830 | * @since 1.5.0
|
---|
831 | *
|
---|
832 | * @param bool $in_same_cat Optional. Whether link should be in same category.
|
---|
833 | * @param string $excluded_categories Optional. Excluded categories IDs.
|
---|
834 | * @return string
|
---|
835 | */
|
---|
836 | function get_previous_post($in_same_cat = false, $excluded_categories = '') {
|
---|
837 | return get_adjacent_post($in_same_cat, $excluded_categories);
|
---|
838 | }
|
---|
839 |
|
---|
840 | /**
|
---|
841 | * Retrieve next post link that is adjacent to current post.
|
---|
842 | *
|
---|
843 | * @since 1.5.0
|
---|
844 | *
|
---|
845 | * @param bool $in_same_cat Optional. Whether link should be in same category.
|
---|
846 | * @param string $excluded_categories Optional. Excluded categories IDs.
|
---|
847 | * @return string
|
---|
848 | */
|
---|
849 | function get_next_post($in_same_cat = false, $excluded_categories = '') {
|
---|
850 | return get_adjacent_post($in_same_cat, $excluded_categories, false);
|
---|
851 | }
|
---|
852 |
|
---|
853 | /**
|
---|
854 | * Retrieve adjacent post link.
|
---|
855 | *
|
---|
856 | * Can either be next or previous post link.
|
---|
857 | *
|
---|
858 | * @since 2.5.0
|
---|
859 | *
|
---|
860 | * @param bool $in_same_cat Optional. Whether link should be in same category.
|
---|
861 | * @param string $excluded_categories Optional. Excluded categories IDs.
|
---|
862 | * @param bool $previous Optional. Whether to retrieve previous post.
|
---|
863 | * @return string
|
---|
864 | */
|
---|
865 | function get_adjacent_post($in_same_cat = false, $excluded_categories = '', $previous = true) {
|
---|
866 | global $post, $wpdb;
|
---|
867 |
|
---|
868 | if ( empty($post) || !is_single() || is_attachment() )
|
---|
869 | return null;
|
---|
870 |
|
---|
871 | $current_post_date = $post->post_date;
|
---|
872 |
|
---|
873 | $join = '';
|
---|
874 | $posts_in_ex_cats_sql = '';
|
---|
875 | if ( $in_same_cat || !empty($excluded_categories) ) {
|
---|
876 | $join = " INNER JOIN $wpdb->term_relationships AS tr ON p.ID = tr.object_id INNER JOIN $wpdb->term_taxonomy tt ON tr.term_taxonomy_id = tt.term_taxonomy_id";
|
---|
877 |
|
---|
878 | if ( $in_same_cat ) {
|
---|
879 | $cat_array = wp_get_object_terms($post->ID, 'category', 'fields=ids');
|
---|
880 | $join .= " AND tt.taxonomy = 'category' AND tt.term_id IN (" . implode(',', $cat_array) . ")";
|
---|
881 | }
|
---|
882 |
|
---|
883 | $posts_in_ex_cats_sql = "AND tt.taxonomy = 'category'";
|
---|
884 | if ( !empty($excluded_categories) ) {
|
---|
885 | $excluded_categories = array_map('intval', explode(' and ', $excluded_categories));
|
---|
886 | if ( !empty($cat_array) ) {
|
---|
887 | $excluded_categories = array_diff($excluded_categories, $cat_array);
|
---|
888 | $posts_in_ex_cats_sql = '';
|
---|
889 | }
|
---|
890 |
|
---|
891 | if ( !empty($excluded_categories) ) {
|
---|
892 | $posts_in_ex_cats_sql = " AND tt.taxonomy = 'category' AND tt.term_id NOT IN (" . implode($excluded_categories, ',') . ')';
|
---|
893 | }
|
---|
894 | }
|
---|
895 | }
|
---|
896 |
|
---|
897 | $adjacent = $previous ? 'previous' : 'next';
|
---|
898 | $op = $previous ? '<' : '>';
|
---|
899 | $order = $previous ? 'DESC' : 'ASC';
|
---|
900 |
|
---|
901 | $join = apply_filters( "get_{$adjacent}_post_join", $join, $in_same_cat, $excluded_categories );
|
---|
902 | $where = apply_filters( "get_{$adjacent}_post_where", $wpdb->prepare("WHERE p.post_date $op %s AND p.post_type = 'post' AND p.post_status = 'publish' $posts_in_ex_cats_sql", $current_post_date), $in_same_cat, $excluded_categories );
|
---|
903 | $sort = apply_filters( "get_{$adjacent}_post_sort", "ORDER BY p.post_date $order LIMIT 1" );
|
---|
904 |
|
---|
905 | $query = "SELECT p.* FROM $wpdb->posts AS p $join $where $sort";
|
---|
906 | $query_key = 'adjacent_post_' . md5($query);
|
---|
907 | $result = wp_cache_get($query_key, 'counts');
|
---|
908 | if ( false !== $result )
|
---|
909 | return $result;
|
---|
910 |
|
---|
911 | $result = $wpdb->get_row("SELECT p.* FROM $wpdb->posts AS p $join $where $sort");
|
---|
912 | if ( null === $result )
|
---|
913 | $result = '';
|
---|
914 |
|
---|
915 | wp_cache_set($query_key, $result, 'counts');
|
---|
916 | return $result;
|
---|
917 | }
|
---|
918 |
|
---|
919 | /**
|
---|
920 | * Get adjacent post relational link.
|
---|
921 | *
|
---|
922 | * Can either be next or previous post relational link.
|
---|
923 | *
|
---|
924 | * @since 2.8.0
|
---|
925 | *
|
---|
926 | * @param string $title Optional. Link title format.
|
---|
927 | * @param bool $in_same_cat Optional. Whether link should be in same category.
|
---|
928 | * @param string $excluded_categories Optional. Excluded categories IDs.
|
---|
929 | * @param bool $previous Optional, default is true. Whether display link to previous post.
|
---|
930 | * @return string
|
---|
931 | */
|
---|
932 | function get_adjacent_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '', $previous = true) {
|
---|
933 | if ( $previous && is_attachment() )
|
---|
934 | $post = & get_post($GLOBALS['post']->post_parent);
|
---|
935 | else
|
---|
936 | $post = get_adjacent_post($in_same_cat,$excluded_categories,$previous);
|
---|
937 |
|
---|
938 | if ( empty($post) )
|
---|
939 | return;
|
---|
940 |
|
---|
941 | if ( empty($post->post_title) )
|
---|
942 | $post->post_title = $previous ? __('Previous Post') : __('Next Post');
|
---|
943 |
|
---|
944 | $date = mysql2date(get_option('date_format'), $post->post_date);
|
---|
945 |
|
---|
946 | $title = str_replace('%title', $post->post_title, $title);
|
---|
947 | $title = str_replace('%date', $date, $title);
|
---|
948 | $title = apply_filters('the_title', $title, $post);
|
---|
949 |
|
---|
950 | $link = $previous ? "<link rel='prev' title='" : "<link rel='next' title='";
|
---|
951 | $link .= esc_attr( $title );
|
---|
952 | $link .= "' href='" . get_permalink($post) . "' />\n";
|
---|
953 |
|
---|
954 | $adjacent = $previous ? 'previous' : 'next';
|
---|
955 | return apply_filters( "{$adjacent}_post_rel_link", $link );
|
---|
956 | }
|
---|
957 |
|
---|
958 | /**
|
---|
959 | * Display relational links for the posts adjacent to the current post.
|
---|
960 | *
|
---|
961 | * @since 2.8.0
|
---|
962 | *
|
---|
963 | * @param string $title Optional. Link title format.
|
---|
964 | * @param bool $in_same_cat Optional. Whether link should be in same category.
|
---|
965 | * @param string $excluded_categories Optional. Excluded categories IDs.
|
---|
966 | */
|
---|
967 | function adjacent_posts_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '') {
|
---|
968 | echo get_adjacent_post_rel_link($title, $in_same_cat, $excluded_categories = '', true);
|
---|
969 | echo get_adjacent_post_rel_link($title, $in_same_cat, $excluded_categories = '', false);
|
---|
970 | }
|
---|
971 |
|
---|
972 | /**
|
---|
973 | * Display relational link for the next post adjacent to the current post.
|
---|
974 | *
|
---|
975 | * @since 2.8.0
|
---|
976 | *
|
---|
977 | * @param string $title Optional. Link title format.
|
---|
978 | * @param bool $in_same_cat Optional. Whether link should be in same category.
|
---|
979 | * @param string $excluded_categories Optional. Excluded categories IDs.
|
---|
980 | */
|
---|
981 | function next_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '') {
|
---|
982 | echo get_adjacent_post_rel_link($title, $in_same_cat, $excluded_categories = '', false);
|
---|
983 | }
|
---|
984 |
|
---|
985 | /**
|
---|
986 | * Display relational link for the previous post adjacent to the current post.
|
---|
987 | *
|
---|
988 | * @since 2.8.0
|
---|
989 | *
|
---|
990 | * @param string $title Optional. Link title format.
|
---|
991 | * @param bool $in_same_cat Optional. Whether link should be in same category.
|
---|
992 | * @param string $excluded_categories Optional. Excluded categories IDs.
|
---|
993 | */
|
---|
994 | function prev_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '') {
|
---|
995 | echo get_adjacent_post_rel_link($title, $in_same_cat, $excluded_categories = '', true);
|
---|
996 | }
|
---|
997 |
|
---|
998 | /**
|
---|
999 | * Retrieve boundary post.
|
---|
1000 | *
|
---|
1001 | * Boundary being either the first or last post by publish date within the contraitns specified
|
---|
1002 | * by in same category or excluded categories.
|
---|
1003 | *
|
---|
1004 | * @since 2.8.0
|
---|
1005 | *
|
---|
1006 | * @param bool $in_same_cat Optional. Whether returned post should be in same category.
|
---|
1007 | * @param string $excluded_categories Optional. Excluded categories IDs.
|
---|
1008 | * @param bool $previous Optional. Whether to retrieve first post.
|
---|
1009 | * @return object
|
---|
1010 | */
|
---|
1011 | function get_boundary_post($in_same_cat = false, $excluded_categories = '', $start = true) {
|
---|
1012 | global $post, $wpdb;
|
---|
1013 |
|
---|
1014 | if ( empty($post) || !is_single() || is_attachment() )
|
---|
1015 | return null;
|
---|
1016 |
|
---|
1017 | $cat_array = array();
|
---|
1018 | $excluded_categories = array();
|
---|
1019 | if ( !empty($in_same_cat) || !empty($excluded_categories) ) {
|
---|
1020 | if ( !empty($in_same_cat) ) {
|
---|
1021 | $cat_array = wp_get_object_terms($post->ID, 'category', 'fields=ids');
|
---|
1022 | }
|
---|
1023 |
|
---|
1024 | if ( !empty($excluded_categories) ) {
|
---|
1025 | $excluded_categories = array_map('intval', explode(',', $excluded_categories));
|
---|
1026 |
|
---|
1027 | if ( !empty($cat_array) )
|
---|
1028 | $excluded_categories = array_diff($excluded_categories, $cat_array);
|
---|
1029 |
|
---|
1030 | $inverse_cats = array();
|
---|
1031 | foreach ( $excluded_categories as $excluded_category)
|
---|
1032 | $inverse_cats[] = $excluded_category * -1;
|
---|
1033 | $excluded_categories = $inverse_cats;
|
---|
1034 | }
|
---|
1035 | }
|
---|
1036 |
|
---|
1037 | $categories = implode(',', array_merge($cat_array, $excluded_categories) );
|
---|
1038 |
|
---|
1039 | $order = $start ? 'ASC' : 'DESC';
|
---|
1040 |
|
---|
1041 | return get_posts( array('numberposts' => 1, 'order' => $order, 'orderby' => 'ID', 'category' => $categories) );
|
---|
1042 | }
|
---|
1043 |
|
---|
1044 | /**
|
---|
1045 | * Get boundary post relational link.
|
---|
1046 | *
|
---|
1047 | * Can either be start or end post relational link.
|
---|
1048 | *
|
---|
1049 | * @since 2.8.0
|
---|
1050 | *
|
---|
1051 | * @param string $title Optional. Link title format.
|
---|
1052 | * @param bool $in_same_cat Optional. Whether link should be in same category.
|
---|
1053 | * @param string $excluded_categories Optional. Excluded categories IDs.
|
---|
1054 | * @param bool $start Optional, default is true. Whether display link to first post.
|
---|
1055 | * @return string
|
---|
1056 | */
|
---|
1057 | function get_boundary_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '', $start = true) {
|
---|
1058 | $posts = get_boundary_post($in_same_cat,$excluded_categories,$start);
|
---|
1059 | // Even though we limited get_posts to return only 1 item it still returns an array of objects.
|
---|
1060 | $post = $posts[0];
|
---|
1061 |
|
---|
1062 | if ( empty($post) )
|
---|
1063 | return;
|
---|
1064 |
|
---|
1065 | if ( empty($post->post_title) )
|
---|
1066 | $post->post_title = $start ? __('First Post') : __('Last Post');
|
---|
1067 |
|
---|
1068 | $date = mysql2date(get_option('date_format'), $post->post_date);
|
---|
1069 |
|
---|
1070 | $title = str_replace('%title', $post->post_title, $title);
|
---|
1071 | $title = str_replace('%date', $date, $title);
|
---|
1072 | $title = apply_filters('the_title', $title, $post);
|
---|
1073 |
|
---|
1074 | $link = $start ? "<link rel='start' title='" : "<link rel='end' title='";
|
---|
1075 | $link .= esc_attr($title);
|
---|
1076 | $link .= "' href='" . get_permalink($post) . "' />\n";
|
---|
1077 |
|
---|
1078 | $boundary = $start ? 'start' : 'end';
|
---|
1079 | return apply_filters( "{$boundary}_post_rel_link", $link );
|
---|
1080 | }
|
---|
1081 |
|
---|
1082 | /**
|
---|
1083 | * Display relational link for the first post.
|
---|
1084 | *
|
---|
1085 | * @since 2.8.0
|
---|
1086 | *
|
---|
1087 | * @param string $title Optional. Link title format.
|
---|
1088 | * @param bool $in_same_cat Optional. Whether link should be in same category.
|
---|
1089 | * @param string $excluded_categories Optional. Excluded categories IDs.
|
---|
1090 | */
|
---|
1091 | function start_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '') {
|
---|
1092 | echo get_boundary_post_rel_link($title, $in_same_cat, $excluded_categories, true);
|
---|
1093 | }
|
---|
1094 |
|
---|
1095 | /**
|
---|
1096 | * Get site index relational link.
|
---|
1097 | *
|
---|
1098 | * @since 2.8.0
|
---|
1099 | *
|
---|
1100 | * @return string
|
---|
1101 | */
|
---|
1102 | function get_index_rel_link() {
|
---|
1103 | $link = "<link rel='index' title='" . esc_attr(get_bloginfo('name')) . "' href='" . get_bloginfo('siteurl') . "' />\n";
|
---|
1104 | return apply_filters( "index_rel_link", $link );
|
---|
1105 | }
|
---|
1106 |
|
---|
1107 | /**
|
---|
1108 | * Display relational link for the site index.
|
---|
1109 | *
|
---|
1110 | * @since 2.8.0
|
---|
1111 | */
|
---|
1112 | function index_rel_link() {
|
---|
1113 | echo get_index_rel_link();
|
---|
1114 | }
|
---|
1115 |
|
---|
1116 | /**
|
---|
1117 | * Get parent post relational link.
|
---|
1118 | *
|
---|
1119 | * @since 2.8.0
|
---|
1120 | *
|
---|
1121 | * @param string $title Optional. Link title format.
|
---|
1122 | * @return string
|
---|
1123 | */
|
---|
1124 | function get_parent_post_rel_link($title = '%title') {
|
---|
1125 | if ( ! empty( $GLOBALS['post'] ) && ! empty( $GLOBALS['post']->post_parent ) )
|
---|
1126 | $post = & get_post($GLOBALS['post']->post_parent);
|
---|
1127 |
|
---|
1128 | if ( empty($post) )
|
---|
1129 | return;
|
---|
1130 |
|
---|
1131 | $date = mysql2date(get_option('date_format'), $post->post_date);
|
---|
1132 |
|
---|
1133 | $title = str_replace('%title', $post->post_title, $title);
|
---|
1134 | $title = str_replace('%date', $date, $title);
|
---|
1135 | $title = apply_filters('the_title', $title, $post);
|
---|
1136 |
|
---|
1137 | $link = "<link rel='up' title='";
|
---|
1138 | $link .= esc_attr( $title );
|
---|
1139 | $link .= "' href='" . get_permalink($post) . "' />\n";
|
---|
1140 |
|
---|
1141 | return apply_filters( "parent_post_rel_link", $link );
|
---|
1142 | }
|
---|
1143 |
|
---|
1144 | /**
|
---|
1145 | * Display relational link for parent item
|
---|
1146 | *
|
---|
1147 | * @since 2.8.0
|
---|
1148 | */
|
---|
1149 | function parent_post_rel_link($title = '%title') {
|
---|
1150 | echo get_parent_post_rel_link($title);
|
---|
1151 | }
|
---|
1152 |
|
---|
1153 | /**
|
---|
1154 | * Display previous post link that is adjacent to the current post.
|
---|
1155 | *
|
---|
1156 | * @since 1.5.0
|
---|
1157 | *
|
---|
1158 | * @param string $format Optional. Link anchor format.
|
---|
1159 | * @param string $link Optional. Link permalink format.
|
---|
1160 | * @param bool $in_same_cat Optional. Whether link should be in same category.
|
---|
1161 | * @param string $excluded_categories Optional. Excluded categories IDs.
|
---|
1162 | */
|
---|
1163 | function previous_post_link($format='« %link', $link='%title', $in_same_cat = false, $excluded_categories = '') {
|
---|
1164 | adjacent_post_link($format, $link, $in_same_cat, $excluded_categories, true);
|
---|
1165 | }
|
---|
1166 |
|
---|
1167 | /**
|
---|
1168 | * Display next post link that is adjacent to the current post.
|
---|
1169 | *
|
---|
1170 | * @since 1.5.0
|
---|
1171 | *
|
---|
1172 | * @param string $format Optional. Link anchor format.
|
---|
1173 | * @param string $link Optional. Link permalink format.
|
---|
1174 | * @param bool $in_same_cat Optional. Whether link should be in same category.
|
---|
1175 | * @param string $excluded_categories Optional. Excluded categories IDs.
|
---|
1176 | */
|
---|
1177 | function next_post_link($format='%link »', $link='%title', $in_same_cat = false, $excluded_categories = '') {
|
---|
1178 | adjacent_post_link($format, $link, $in_same_cat, $excluded_categories, false);
|
---|
1179 | }
|
---|
1180 |
|
---|
1181 | /**
|
---|
1182 | * Display adjacent post link.
|
---|
1183 | *
|
---|
1184 | * Can be either next post link or previous.
|
---|
1185 | *
|
---|
1186 | * @since 2.5.0
|
---|
1187 | *
|
---|
1188 | * @param string $format Link anchor format.
|
---|
1189 | * @param string $link Link permalink format.
|
---|
1190 | * @param bool $in_same_cat Optional. Whether link should be in same category.
|
---|
1191 | * @param string $excluded_categories Optional. Excluded categories IDs.
|
---|
1192 | * @param bool $previous Optional, default is true. Whether display link to previous post.
|
---|
1193 | */
|
---|
1194 | function adjacent_post_link($format, $link, $in_same_cat = false, $excluded_categories = '', $previous = true) {
|
---|
1195 | if ( $previous && is_attachment() )
|
---|
1196 | $post = & get_post($GLOBALS['post']->post_parent);
|
---|
1197 | else
|
---|
1198 | $post = get_adjacent_post($in_same_cat, $excluded_categories, $previous);
|
---|
1199 |
|
---|
1200 | if ( !$post )
|
---|
1201 | return;
|
---|
1202 |
|
---|
1203 | $title = $post->post_title;
|
---|
1204 |
|
---|
1205 | if ( empty($post->post_title) )
|
---|
1206 | $title = $previous ? __('Previous Post') : __('Next Post');
|
---|
1207 |
|
---|
1208 | $title = apply_filters('the_title', $title, $post);
|
---|
1209 | $date = mysql2date(get_option('date_format'), $post->post_date);
|
---|
1210 |
|
---|
1211 | $string = '<a href="'.get_permalink($post).'">';
|
---|
1212 | $link = str_replace('%title', $title, $link);
|
---|
1213 | $link = str_replace('%date', $date, $link);
|
---|
1214 | $link = $string . $link . '</a>';
|
---|
1215 |
|
---|
1216 | $format = str_replace('%link', $link, $format);
|
---|
1217 |
|
---|
1218 | $adjacent = $previous ? 'previous' : 'next';
|
---|
1219 | echo apply_filters( "{$adjacent}_post_link", $format, $link );
|
---|
1220 | }
|
---|
1221 |
|
---|
1222 | /**
|
---|
1223 | * Retrieve get links for page numbers.
|
---|
1224 | *
|
---|
1225 | * @since 1.5.0
|
---|
1226 | *
|
---|
1227 | * @param int $pagenum Optional. Page ID.
|
---|
1228 | * @return string
|
---|
1229 | */
|
---|
1230 | function get_pagenum_link($pagenum = 1) {
|
---|
1231 | global $wp_rewrite;
|
---|
1232 |
|
---|
1233 | $pagenum = (int) $pagenum;
|
---|
1234 |
|
---|
1235 | $request = remove_query_arg( 'paged' );
|
---|
1236 |
|
---|
1237 | $home_root = parse_url(get_option('home'));
|
---|
1238 | $home_root = ( isset($home_root['path']) ) ? $home_root['path'] : '';
|
---|
1239 | $home_root = preg_quote( trailingslashit( $home_root ), '|' );
|
---|
1240 |
|
---|
1241 | $request = preg_replace('|^'. $home_root . '|', '', $request);
|
---|
1242 | $request = preg_replace('|^/+|', '', $request);
|
---|
1243 |
|
---|
1244 | if ( !$wp_rewrite->using_permalinks() || is_admin() ) {
|
---|
1245 | $base = trailingslashit( get_bloginfo( 'home' ) );
|
---|
1246 |
|
---|
1247 | if ( $pagenum > 1 ) {
|
---|
1248 | $result = add_query_arg( 'paged', $pagenum, $base . $request );
|
---|
1249 | } else {
|
---|
1250 | $result = $base . $request;
|
---|
1251 | }
|
---|
1252 | } else {
|
---|
1253 | $qs_regex = '|\?.*?$|';
|
---|
1254 | preg_match( $qs_regex, $request, $qs_match );
|
---|
1255 |
|
---|
1256 | if ( !empty( $qs_match[0] ) ) {
|
---|
1257 | $query_string = $qs_match[0];
|
---|
1258 | $request = preg_replace( $qs_regex, '', $request );
|
---|
1259 | } else {
|
---|
1260 | $query_string = '';
|
---|
1261 | }
|
---|
1262 |
|
---|
1263 | $request = preg_replace( '|page/\d+/?$|', '', $request);
|
---|
1264 | $request = preg_replace( '|^index\.php|', '', $request);
|
---|
1265 | $request = ltrim($request, '/');
|
---|
1266 |
|
---|
1267 | $base = trailingslashit( get_bloginfo( 'url' ) );
|
---|
1268 |
|
---|
1269 | if ( $wp_rewrite->using_index_permalinks() && ( $pagenum > 1 || '' != $request ) )
|
---|
1270 | $base .= 'index.php/';
|
---|
1271 |
|
---|
1272 | if ( $pagenum > 1 ) {
|
---|
1273 | $request = ( ( !empty( $request ) ) ? trailingslashit( $request ) : $request ) . user_trailingslashit( 'page/' . $pagenum, 'paged' );
|
---|
1274 | }
|
---|
1275 |
|
---|
1276 | $result = $base . $request . $query_string;
|
---|
1277 | }
|
---|
1278 |
|
---|
1279 | $result = apply_filters('get_pagenum_link', $result);
|
---|
1280 |
|
---|
1281 | return $result;
|
---|
1282 | }
|
---|
1283 |
|
---|
1284 | /**
|
---|
1285 | * Retrieve next posts pages link.
|
---|
1286 | *
|
---|
1287 | * Backported from 2.1.3 to 2.0.10.
|
---|
1288 | *
|
---|
1289 | * @since 2.0.10
|
---|
1290 | *
|
---|
1291 | * @param int $max_page Optional. Max pages.
|
---|
1292 | * @return string
|
---|
1293 | */
|
---|
1294 | function get_next_posts_page_link($max_page = 0) {
|
---|
1295 | global $paged;
|
---|
1296 |
|
---|
1297 | if ( !is_single() ) {
|
---|
1298 | if ( !$paged )
|
---|
1299 | $paged = 1;
|
---|
1300 | $nextpage = intval($paged) + 1;
|
---|
1301 | if ( !$max_page || $max_page >= $nextpage )
|
---|
1302 | return get_pagenum_link($nextpage);
|
---|
1303 | }
|
---|
1304 | }
|
---|
1305 |
|
---|
1306 | /**
|
---|
1307 | * Display or return the next posts pages link.
|
---|
1308 | *
|
---|
1309 | * @since 0.71
|
---|
1310 | *
|
---|
1311 | * @param int $max_page Optional. Max pages.
|
---|
1312 | * @param boolean $echo Optional. Echo or return;
|
---|
1313 | */
|
---|
1314 | function next_posts( $max_page = 0, $echo = true ) {
|
---|
1315 | $output = esc_url( get_next_posts_page_link( $max_page ) );
|
---|
1316 |
|
---|
1317 | if ( $echo )
|
---|
1318 | echo $output;
|
---|
1319 | else
|
---|
1320 | return $output;
|
---|
1321 | }
|
---|
1322 |
|
---|
1323 | /**
|
---|
1324 | * Return the next posts pages link.
|
---|
1325 | *
|
---|
1326 | * @since 2.7.0
|
---|
1327 | *
|
---|
1328 | * @param string $label Content for link text.
|
---|
1329 | * @param int $max_page Optional. Max pages.
|
---|
1330 | * @return string|null
|
---|
1331 | */
|
---|
1332 | function get_next_posts_link( $label = 'Next Page »', $max_page = 0 ) {
|
---|
1333 | global $paged, $wp_query;
|
---|
1334 |
|
---|
1335 | if ( !$max_page ) {
|
---|
1336 | $max_page = $wp_query->max_num_pages;
|
---|
1337 | }
|
---|
1338 |
|
---|
1339 | if ( !$paged )
|
---|
1340 | $paged = 1;
|
---|
1341 |
|
---|
1342 | $nextpage = intval($paged) + 1;
|
---|
1343 |
|
---|
1344 | if ( !is_single() && ( empty($paged) || $nextpage <= $max_page) ) {
|
---|
1345 | $attr = apply_filters( 'next_posts_link_attributes', '' );
|
---|
1346 | return '<a href="' . next_posts( $max_page, false ) . "\" $attr>". preg_replace('/&([^#])(?![a-z]{1,8};)/', '&$1', $label) .'</a>';
|
---|
1347 | }
|
---|
1348 | }
|
---|
1349 |
|
---|
1350 | /**
|
---|
1351 | * Display the next posts pages link.
|
---|
1352 | *
|
---|
1353 | * @since 0.71
|
---|
1354 | * @uses get_next_posts_link()
|
---|
1355 | *
|
---|
1356 | * @param string $label Content for link text.
|
---|
1357 | * @param int $max_page Optional. Max pages.
|
---|
1358 | */
|
---|
1359 | function next_posts_link( $label = 'Next Page »', $max_page = 0 ) {
|
---|
1360 | echo get_next_posts_link( $label, $max_page );
|
---|
1361 | }
|
---|
1362 |
|
---|
1363 | /**
|
---|
1364 | * Retrieve previous post pages link.
|
---|
1365 | *
|
---|
1366 | * Will only return string, if not on a single page or post.
|
---|
1367 | *
|
---|
1368 | * Backported to 2.0.10 from 2.1.3.
|
---|
1369 | *
|
---|
1370 | * @since 2.0.10
|
---|
1371 | *
|
---|
1372 | * @return string|null
|
---|
1373 | */
|
---|
1374 | function get_previous_posts_page_link() {
|
---|
1375 | global $paged;
|
---|
1376 |
|
---|
1377 | if ( !is_single() ) {
|
---|
1378 | $nextpage = intval($paged) - 1;
|
---|
1379 | if ( $nextpage < 1 )
|
---|
1380 | $nextpage = 1;
|
---|
1381 | return get_pagenum_link($nextpage);
|
---|
1382 | }
|
---|
1383 | }
|
---|
1384 |
|
---|
1385 | /**
|
---|
1386 | * Display or return the previous posts pages link.
|
---|
1387 | *
|
---|
1388 | * @since 0.71
|
---|
1389 | *
|
---|
1390 | * @param boolean $echo Optional. Echo or return;
|
---|
1391 | */
|
---|
1392 | function previous_posts( $echo = true ) {
|
---|
1393 | $output = esc_url( get_previous_posts_page_link() );
|
---|
1394 |
|
---|
1395 | if ( $echo )
|
---|
1396 | echo $output;
|
---|
1397 | else
|
---|
1398 | return $output;
|
---|
1399 | }
|
---|
1400 |
|
---|
1401 | /**
|
---|
1402 | * Return the previous posts pages link.
|
---|
1403 | *
|
---|
1404 | * @since 2.7.0
|
---|
1405 | *
|
---|
1406 | * @param string $label Optional. Previous page link text.
|
---|
1407 | * @return string|null
|
---|
1408 | */
|
---|
1409 | function get_previous_posts_link( $label = '« Previous Page' ) {
|
---|
1410 | global $paged;
|
---|
1411 |
|
---|
1412 | if ( !is_single() && $paged > 1 ) {
|
---|
1413 | $attr = apply_filters( 'previous_posts_link_attributes', '' );
|
---|
1414 | return '<a href="' . previous_posts( false ) . "\" $attr>". preg_replace( '/&([^#])(?![a-z]{1,8};)/', '&$1', $label ) .'</a>';
|
---|
1415 | }
|
---|
1416 | }
|
---|
1417 |
|
---|
1418 | /**
|
---|
1419 | * Display the previous posts page link.
|
---|
1420 | *
|
---|
1421 | * @since 0.71
|
---|
1422 | * @uses get_previous_posts_link()
|
---|
1423 | *
|
---|
1424 | * @param string $label Optional. Previous page link text.
|
---|
1425 | */
|
---|
1426 | function previous_posts_link( $label = '« Previous Page' ) {
|
---|
1427 | echo get_previous_posts_link( $label );
|
---|
1428 | }
|
---|
1429 |
|
---|
1430 | /**
|
---|
1431 | * Return post pages link navigation for previous and next pages.
|
---|
1432 | *
|
---|
1433 | * @since 2.8
|
---|
1434 | *
|
---|
1435 | * @param string|array $args Optional args.
|
---|
1436 | * @return string The posts link navigation.
|
---|
1437 | */
|
---|
1438 | function get_posts_nav_link( $args = array() ) {
|
---|
1439 | global $wp_query;
|
---|
1440 |
|
---|
1441 | $return = '';
|
---|
1442 |
|
---|
1443 | if ( !is_singular() ) {
|
---|
1444 | $defaults = array(
|
---|
1445 | 'sep' => ' — ',
|
---|
1446 | 'prelabel' => __('« Previous Page'),
|
---|
1447 | 'nxtlabel' => __('Next Page »'),
|
---|
1448 | );
|
---|
1449 | $args = wp_parse_args( $args, $defaults );
|
---|
1450 |
|
---|
1451 | $max_num_pages = $wp_query->max_num_pages;
|
---|
1452 | $paged = get_query_var('paged');
|
---|
1453 |
|
---|
1454 | //only have sep if there's both prev and next results
|
---|
1455 | if ($paged < 2 || $paged >= $max_num_pages) {
|
---|
1456 | $args['sep'] = '';
|
---|
1457 | }
|
---|
1458 |
|
---|
1459 | if ( $max_num_pages > 1 ) {
|
---|
1460 | $return = get_previous_posts_link($args['prelabel']);
|
---|
1461 | $return .= preg_replace('/&([^#])(?![a-z]{1,8};)/', '&$1', $args['sep']);
|
---|
1462 | $return .= get_next_posts_link($args['nxtlabel']);
|
---|
1463 | }
|
---|
1464 | }
|
---|
1465 | return $return;
|
---|
1466 |
|
---|
1467 | }
|
---|
1468 |
|
---|
1469 | /**
|
---|
1470 | * Display post pages link navigation for previous and next pages.
|
---|
1471 | *
|
---|
1472 | * @since 0.71
|
---|
1473 | *
|
---|
1474 | * @param string $sep Optional. Separator for posts navigation links.
|
---|
1475 | * @param string $prelabel Optional. Label for previous pages.
|
---|
1476 | * @param string $nxtlabel Optional Label for next pages.
|
---|
1477 | */
|
---|
1478 | function posts_nav_link( $sep = '', $prelabel = '', $nxtlabel = '' ) {
|
---|
1479 | $args = array_filter( compact('sep', 'prelabel', 'nxtlabel') );
|
---|
1480 | echo get_posts_nav_link($args);
|
---|
1481 | }
|
---|
1482 |
|
---|
1483 | /**
|
---|
1484 | * Retrieve page numbers links.
|
---|
1485 | *
|
---|
1486 | * @since 2.7.0
|
---|
1487 | *
|
---|
1488 | * @param int $pagenum Optional. Page number.
|
---|
1489 | * @return string
|
---|
1490 | */
|
---|
1491 | function get_comments_pagenum_link( $pagenum = 1, $max_page = 0 ) {
|
---|
1492 | global $post, $wp_rewrite;
|
---|
1493 |
|
---|
1494 | $pagenum = (int) $pagenum;
|
---|
1495 |
|
---|
1496 | $result = get_permalink( $post->ID );
|
---|
1497 |
|
---|
1498 | if ( 'newest' == get_option('default_comments_page') ) {
|
---|
1499 | if ( $pagenum != $max_page ) {
|
---|
1500 | if ( $wp_rewrite->using_permalinks() )
|
---|
1501 | $result = user_trailingslashit( trailingslashit($result) . 'comment-page-' . $pagenum, 'commentpaged');
|
---|
1502 | else
|
---|
1503 | $result = add_query_arg( 'cpage', $pagenum, $result );
|
---|
1504 | }
|
---|
1505 | } elseif ( $pagenum > 1 ) {
|
---|
1506 | if ( $wp_rewrite->using_permalinks() )
|
---|
1507 | $result = user_trailingslashit( trailingslashit($result) . 'comment-page-' . $pagenum, 'commentpaged');
|
---|
1508 | else
|
---|
1509 | $result = add_query_arg( 'cpage', $pagenum, $result );
|
---|
1510 | }
|
---|
1511 |
|
---|
1512 | $result .= '#comments';
|
---|
1513 |
|
---|
1514 | $result = apply_filters('get_comments_pagenum_link', $result);
|
---|
1515 |
|
---|
1516 | return $result;
|
---|
1517 | }
|
---|
1518 |
|
---|
1519 | /**
|
---|
1520 | * Return the link to next comments pages.
|
---|
1521 | *
|
---|
1522 | * @since 2.7.1
|
---|
1523 | *
|
---|
1524 | * @param string $label Optional. Label for link text.
|
---|
1525 | * @param int $max_page Optional. Max page.
|
---|
1526 | * @return string|null
|
---|
1527 | */
|
---|
1528 | function get_next_comments_link( $label = '', $max_page = 0 ) {
|
---|
1529 | global $wp_query;
|
---|
1530 |
|
---|
1531 | if ( !is_singular() || !get_option('page_comments') )
|
---|
1532 | return;
|
---|
1533 |
|
---|
1534 | $page = get_query_var('cpage');
|
---|
1535 |
|
---|
1536 | $nextpage = intval($page) + 1;
|
---|
1537 |
|
---|
1538 | if ( empty($max_page) )
|
---|
1539 | $max_page = $wp_query->max_num_comment_pages;
|
---|
1540 |
|
---|
1541 | if ( empty($max_page) )
|
---|
1542 | $max_page = get_comment_pages_count();
|
---|
1543 |
|
---|
1544 | if ( $nextpage > $max_page )
|
---|
1545 | return;
|
---|
1546 |
|
---|
1547 | if ( empty($label) )
|
---|
1548 | $label = __('Newer Comments »');
|
---|
1549 |
|
---|
1550 | return '<a href="' . esc_url( get_comments_pagenum_link( $nextpage, $max_page ) ) . '" ' . apply_filters( 'next_comments_link_attributes', '' ) . '>'. preg_replace('/&([^#])(?![a-z]{1,8};)/', '&$1', $label) .'</a>';
|
---|
1551 | }
|
---|
1552 |
|
---|
1553 | /**
|
---|
1554 | * Display the link to next comments pages.
|
---|
1555 | *
|
---|
1556 | * @since 2.7.0
|
---|
1557 | *
|
---|
1558 | * @param string $label Optional. Label for link text.
|
---|
1559 | * @param int $max_page Optional. Max page.
|
---|
1560 | */
|
---|
1561 | function next_comments_link( $label = '', $max_page = 0 ) {
|
---|
1562 | echo get_next_comments_link( $label, $max_page );
|
---|
1563 | }
|
---|
1564 |
|
---|
1565 | /**
|
---|
1566 | * Return the previous comments page link.
|
---|
1567 | *
|
---|
1568 | * @since 2.7.1
|
---|
1569 | *
|
---|
1570 | * @param string $label Optional. Label for comments link text.
|
---|
1571 | * @return string|null
|
---|
1572 | */
|
---|
1573 | function get_previous_comments_link( $label = '' ) {
|
---|
1574 | if ( !is_singular() || !get_option('page_comments') )
|
---|
1575 | return;
|
---|
1576 |
|
---|
1577 | $page = get_query_var('cpage');
|
---|
1578 |
|
---|
1579 | if ( intval($page) <= 1 )
|
---|
1580 | return;
|
---|
1581 |
|
---|
1582 | $prevpage = intval($page) - 1;
|
---|
1583 |
|
---|
1584 | if ( empty($label) )
|
---|
1585 | $label = __('« Older Comments');
|
---|
1586 |
|
---|
1587 | return '<a href="' . esc_url( get_comments_pagenum_link( $prevpage ) ) . '" ' . apply_filters( 'previous_comments_link_attributes', '' ) . '>' . preg_replace('/&([^#])(?![a-z]{1,8};)/', '&$1', $label) .'</a>';
|
---|
1588 | }
|
---|
1589 |
|
---|
1590 | /**
|
---|
1591 | * Display the previous comments page link.
|
---|
1592 | *
|
---|
1593 | * @since 2.7.0
|
---|
1594 | *
|
---|
1595 | * @param string $label Optional. Label for comments link text.
|
---|
1596 | */
|
---|
1597 | function previous_comments_link( $label = '' ) {
|
---|
1598 | echo get_previous_comments_link( $label );
|
---|
1599 | }
|
---|
1600 |
|
---|
1601 | /**
|
---|
1602 | * Create pagination links for the comments on the current post.
|
---|
1603 | *
|
---|
1604 | * @see paginate_links()
|
---|
1605 | * @since 2.7.0
|
---|
1606 | *
|
---|
1607 | * @param string|array $args Optional args. See paginate_links.
|
---|
1608 | * @return string Markup for pagination links.
|
---|
1609 | */
|
---|
1610 | function paginate_comments_links($args = array()) {
|
---|
1611 | global $wp_query, $wp_rewrite;
|
---|
1612 |
|
---|
1613 | if ( !is_singular() || !get_option('page_comments') )
|
---|
1614 | return;
|
---|
1615 |
|
---|
1616 | $page = get_query_var('cpage');
|
---|
1617 | if ( !$page )
|
---|
1618 | $page = 1;
|
---|
1619 | $max_page = get_comment_pages_count();
|
---|
1620 | $defaults = array(
|
---|
1621 | 'base' => add_query_arg( 'cpage', '%#%' ),
|
---|
1622 | 'format' => '',
|
---|
1623 | 'total' => $max_page,
|
---|
1624 | 'current' => $page,
|
---|
1625 | 'echo' => true,
|
---|
1626 | 'add_fragment' => '#comments'
|
---|
1627 | );
|
---|
1628 | if ( $wp_rewrite->using_permalinks() )
|
---|
1629 | $defaults['base'] = user_trailingslashit(trailingslashit(get_permalink()) . 'comment-page-%#%', 'commentpaged');
|
---|
1630 |
|
---|
1631 | $args = wp_parse_args( $args, $defaults );
|
---|
1632 | $page_links = paginate_links( $args );
|
---|
1633 |
|
---|
1634 | if ( $args['echo'] )
|
---|
1635 | echo $page_links;
|
---|
1636 | else
|
---|
1637 | return $page_links;
|
---|
1638 | }
|
---|
1639 |
|
---|
1640 | /**
|
---|
1641 | * Retrieve shortcut link.
|
---|
1642 | *
|
---|
1643 | * Use this in 'a' element 'href' attribute.
|
---|
1644 | *
|
---|
1645 | * @since 2.6.0
|
---|
1646 | *
|
---|
1647 | * @return string
|
---|
1648 | */
|
---|
1649 | function get_shortcut_link() {
|
---|
1650 | $link = "javascript:
|
---|
1651 | var d=document,
|
---|
1652 | w=window,
|
---|
1653 | e=w.getSelection,
|
---|
1654 | k=d.getSelection,
|
---|
1655 | x=d.selection,
|
---|
1656 | s=(e?e():(k)?k():(x?x.createRange().text:0)),
|
---|
1657 | f='" . admin_url('press-this.php') . "',
|
---|
1658 | l=d.location,
|
---|
1659 | e=encodeURIComponent,
|
---|
1660 | g=f+'?u='+e(l.href)+'&t='+e(d.title)+'&s='+e(s)+'&v=2';
|
---|
1661 | function a(){
|
---|
1662 | if(!w.open(g,'t','toolbar=0,resizable=0,scrollbars=1,status=1,width=720,height=570')){
|
---|
1663 | l.href=g;
|
---|
1664 | }
|
---|
1665 | }";
|
---|
1666 | if (strpos($_SERVER['HTTP_USER_AGENT'], 'Firefox') !== false)
|
---|
1667 | $link .= 'setTimeout(a,0);';
|
---|
1668 | else
|
---|
1669 | $link .= 'a();';
|
---|
1670 |
|
---|
1671 | $link .= "void(0);";
|
---|
1672 |
|
---|
1673 | $link = str_replace(array("\r", "\n", "\t"), '', $link);
|
---|
1674 |
|
---|
1675 | return apply_filters('shortcut_link', $link);
|
---|
1676 | }
|
---|
1677 |
|
---|
1678 | /**
|
---|
1679 | * Retrieve the site url.
|
---|
1680 | *
|
---|
1681 | * Returns the 'site_url' option with the appropriate protocol, 'https' if
|
---|
1682 | * is_ssl() and 'http' otherwise. If $scheme is 'http' or 'https', is_ssl() is
|
---|
1683 | * overridden.
|
---|
1684 | *
|
---|
1685 | * @package WordPress
|
---|
1686 | * @since 2.6.0
|
---|
1687 | *
|
---|
1688 | * @param string $path Optional. Path relative to the site url.
|
---|
1689 | * @param string $scheme Optional. Scheme to give the site url context. Currently 'http','https', 'login', 'login_post', or 'admin'.
|
---|
1690 | * @return string Site url link with optional path appended.
|
---|
1691 | */
|
---|
1692 | function site_url($path = '', $scheme = null) {
|
---|
1693 | // should the list of allowed schemes be maintained elsewhere?
|
---|
1694 | $orig_scheme = $scheme;
|
---|
1695 | if ( !in_array($scheme, array('http', 'https')) ) {
|
---|
1696 | if ( ( 'login_post' == $scheme || 'rpc' == $scheme ) && ( force_ssl_login() || force_ssl_admin() ) )
|
---|
1697 | $scheme = 'https';
|
---|
1698 | elseif ( ('login' == $scheme) && ( force_ssl_admin() ) )
|
---|
1699 | $scheme = 'https';
|
---|
1700 | elseif ( ('admin' == $scheme) && force_ssl_admin() )
|
---|
1701 | $scheme = 'https';
|
---|
1702 | else
|
---|
1703 | $scheme = ( is_ssl() ? 'https' : 'http' );
|
---|
1704 | }
|
---|
1705 |
|
---|
1706 | $url = str_replace( 'http://', "{$scheme}://", get_option('siteurl') );
|
---|
1707 |
|
---|
1708 | if ( !empty($path) && is_string($path) && strpos($path, '..') === false )
|
---|
1709 | $url .= '/' . ltrim($path, '/');
|
---|
1710 |
|
---|
1711 | return apply_filters('site_url', $url, $path, $orig_scheme);
|
---|
1712 | }
|
---|
1713 |
|
---|
1714 | /**
|
---|
1715 | * Retrieve the url to the admin area.
|
---|
1716 | *
|
---|
1717 | * @package WordPress
|
---|
1718 | * @since 2.6.0
|
---|
1719 | *
|
---|
1720 | * @param string $path Optional path relative to the admin url
|
---|
1721 | * @return string Admin url link with optional path appended
|
---|
1722 | */
|
---|
1723 | function admin_url($path = '') {
|
---|
1724 | $url = site_url('wp-admin/', 'admin');
|
---|
1725 |
|
---|
1726 | if ( !empty($path) && is_string($path) && strpos($path, '..') === false )
|
---|
1727 | $url .= ltrim($path, '/');
|
---|
1728 |
|
---|
1729 | return apply_filters('admin_url', $url, $path);
|
---|
1730 | }
|
---|
1731 |
|
---|
1732 | /**
|
---|
1733 | * Retrieve the url to the includes directory.
|
---|
1734 | *
|
---|
1735 | * @package WordPress
|
---|
1736 | * @since 2.6.0
|
---|
1737 | *
|
---|
1738 | * @param string $path Optional. Path relative to the includes url.
|
---|
1739 | * @return string Includes url link with optional path appended.
|
---|
1740 | */
|
---|
1741 | function includes_url($path = '') {
|
---|
1742 | $url = site_url() . '/' . WPINC . '/';
|
---|
1743 |
|
---|
1744 | if ( !empty($path) && is_string($path) && strpos($path, '..') === false )
|
---|
1745 | $url .= ltrim($path, '/');
|
---|
1746 |
|
---|
1747 | return apply_filters('includes_url', $url, $path);
|
---|
1748 | }
|
---|
1749 |
|
---|
1750 | /**
|
---|
1751 | * Retrieve the url to the content directory.
|
---|
1752 | *
|
---|
1753 | * @package WordPress
|
---|
1754 | * @since 2.6.0
|
---|
1755 | *
|
---|
1756 | * @param string $path Optional. Path relative to the content url.
|
---|
1757 | * @return string Content url link with optional path appended.
|
---|
1758 | */
|
---|
1759 | function content_url($path = '') {
|
---|
1760 | $scheme = ( is_ssl() ? 'https' : 'http' );
|
---|
1761 | $url = WP_CONTENT_URL;
|
---|
1762 | if ( 0 === strpos($url, 'http') ) {
|
---|
1763 | if ( is_ssl() )
|
---|
1764 | $url = str_replace( 'http://', "{$scheme}://", $url );
|
---|
1765 | }
|
---|
1766 |
|
---|
1767 | if ( !empty($path) && is_string($path) && strpos($path, '..') === false )
|
---|
1768 | $url .= '/' . ltrim($path, '/');
|
---|
1769 |
|
---|
1770 | return apply_filters('content_url', $url, $path);
|
---|
1771 | }
|
---|
1772 |
|
---|
1773 | /**
|
---|
1774 | * Retrieve the url to the plugins directory or to a specific file within that directory.
|
---|
1775 | * You can hardcode the plugin slug in $path or pass __FILE__ as a second argument to get the correct folder name.
|
---|
1776 | *
|
---|
1777 | * @package WordPress
|
---|
1778 | * @since 2.6.0
|
---|
1779 | *
|
---|
1780 | * @param string $path Optional. Path relative to the plugins url.
|
---|
1781 | * @param string $plugin Optional. The plugin file that you want to be relative to - i.e. pass in __FILE__
|
---|
1782 | * @return string Plugins url link with optional path appended.
|
---|
1783 | */
|
---|
1784 | function plugins_url($path = '', $plugin = '') {
|
---|
1785 | $scheme = ( is_ssl() ? 'https' : 'http' );
|
---|
1786 |
|
---|
1787 | if ( $plugin !== '' && preg_match('#^' . preg_quote(WPMU_PLUGIN_DIR . DIRECTORY_SEPARATOR, '#') . '#', $plugin) ) {
|
---|
1788 | $url = WPMU_PLUGIN_URL;
|
---|
1789 | } else {
|
---|
1790 | $url = WP_PLUGIN_URL;
|
---|
1791 | }
|
---|
1792 |
|
---|
1793 | if ( 0 === strpos($url, 'http') ) {
|
---|
1794 | if ( is_ssl() )
|
---|
1795 | $url = str_replace( 'http://', "{$scheme}://", $url );
|
---|
1796 | }
|
---|
1797 |
|
---|
1798 | if ( !empty($plugin) && is_string($plugin) ) {
|
---|
1799 | $folder = dirname(plugin_basename($plugin));
|
---|
1800 | if ('.' != $folder)
|
---|
1801 | $url .= '/' . ltrim($folder, '/');
|
---|
1802 | }
|
---|
1803 |
|
---|
1804 | if ( !empty($path) && is_string($path) && strpos($path, '..') === false )
|
---|
1805 | $url .= '/' . ltrim($path, '/');
|
---|
1806 |
|
---|
1807 | return apply_filters('plugins_url', $url, $path, $plugin);
|
---|
1808 | }
|
---|
1809 |
|
---|
1810 | ?>
|
---|