| 1 | <?php
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| 2 | /**
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| 3 | * Blogger Importer
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| 4 | *
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| 5 | * @package WordPress
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| 6 | * @subpackage Importer
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| 7 | */
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| 8 |
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| 9 | /**
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| 10 | * How many records per GData query
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| 11 | *
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| 12 | * @package WordPress
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| 13 | * @subpackage Blogger_Import
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| 14 | * @var int
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| 15 | * @since unknown
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| 16 | */
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| 17 | define( 'MAX_RESULTS', 50 );
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| 18 |
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| 19 | /**
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| 20 | * How many seconds to let the script run
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| 21 | *
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| 22 | * @package WordPress
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| 23 | * @subpackage Blogger_Import
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| 24 | * @var int
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| 25 | * @since unknown
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| 26 | */
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| 27 | define( 'MAX_EXECUTION_TIME', 20 );
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| 28 |
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| 29 | /**
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| 30 | * How many seconds between status bar updates
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| 31 | *
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| 32 | * @package WordPress
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| 33 | * @subpackage Blogger_Import
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| 34 | * @var int
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| 35 | * @since unknown
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| 36 | */
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| 37 | define( 'STATUS_INTERVAL', 3 );
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| 38 |
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| 39 | /**
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| 40 | * Blogger Importer class
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| 41 | *
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| 42 | * @since unknown
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| 43 | */
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| 44 | class Blogger_Import {
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| 45 |
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| 46 | // Shows the welcome screen and the magic auth link.
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| 47 | function greet() {
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| 48 | $next_url = get_option('siteurl') . '/wp-admin/index.php?import=blogger&noheader=true';
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| 49 | $auth_url = "https://www.google.com/accounts/AuthSubRequest";
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| 50 | $title = __('Import Blogger');
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| 51 | $welcome = __('Howdy! This importer allows you to import posts and comments from your Blogger account into your WordPress blog.');
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| 52 | $prereqs = __('To use this importer, you must have a Google account and an upgraded (New, was Beta) blog hosted on blogspot.com or a custom domain (not FTP).');
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| 53 | $stepone = __('The first thing you need to do is tell Blogger to let WordPress access your account. You will be sent back here after providing authorization.');
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| 54 | $auth = esc_attr__('Authorize');
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| 55 |
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| 56 | echo "
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| 57 | <div class='wrap'>
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| 58 | ".screen_icon()."
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| 59 | <h2>$title</h2>
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| 60 | <p>$welcome</p><p>$prereqs</p><p>$stepone</p>
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| 61 | <form action='$auth_url' method='get'>
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| 62 | <p class='submit' style='text-align:left;'>
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| 63 | <input type='submit' class='button' value='$auth' />
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| 64 | <input type='hidden' name='scope' value='http://www.blogger.com/feeds/' />
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| 65 | <input type='hidden' name='session' value='1' />
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| 66 | <input type='hidden' name='secure' value='0' />
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| 67 | <input type='hidden' name='next' value='$next_url' />
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| 68 | </p>
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| 69 | </form>
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| 70 | </div>\n";
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| 71 | }
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| 72 |
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| 73 | function uh_oh($title, $message, $info) {
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| 74 | echo "<div class='wrap'>";
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| 75 | screen_icon();
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| 76 | echo "<h2>$title</h2><p>$message</p><pre>$info</pre></div>";
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| 77 | }
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| 78 |
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| 79 | function auth() {
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| 80 | // We have a single-use token that must be upgraded to a session token.
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| 81 | $token = preg_replace( '/[^-_0-9a-zA-Z]/', '', $_GET['token'] );
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| 82 | $headers = array(
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| 83 | "GET /accounts/AuthSubSessionToken HTTP/1.0",
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| 84 | "Authorization: AuthSub token=\"$token\""
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| 85 | );
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| 86 | $request = join( "\r\n", $headers ) . "\r\n\r\n";
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| 87 | $sock = $this->_get_auth_sock( );
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| 88 | if ( ! $sock ) return false;
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| 89 | $response = $this->_txrx( $sock, $request );
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| 90 | preg_match( '/token=([-_0-9a-z]+)/i', $response, $matches );
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| 91 | if ( empty( $matches[1] ) ) {
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| 92 | $this->uh_oh(
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| 93 | __( 'Authorization failed' ),
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| 94 | __( 'Something went wrong. If the problem persists, send this info to support:' ),
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| 95 | htmlspecialchars($response)
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| 96 | );
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| 97 | return false;
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| 98 | }
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| 99 | $this->token = $matches[1];
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| 100 |
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| 101 | wp_redirect( remove_query_arg( array( 'token', 'noheader' ) ) );
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| 102 | }
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| 103 |
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| 104 | function get_token_info() {
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| 105 | $headers = array(
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| 106 | "GET /accounts/AuthSubTokenInfo HTTP/1.0",
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| 107 | "Authorization: AuthSub token=\"$this->token\""
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| 108 | );
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| 109 | $request = join( "\r\n", $headers ) . "\r\n\r\n";
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| 110 | $sock = $this->_get_auth_sock( );
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| 111 | if ( ! $sock ) return;
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| 112 | $response = $this->_txrx( $sock, $request );
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| 113 | return $this->parse_response($response);
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| 114 | }
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| 115 |
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| 116 | function token_is_valid() {
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| 117 | $info = $this->get_token_info();
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| 118 |
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| 119 | if ( $info['code'] == 200 )
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| 120 | return true;
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| 121 |
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| 122 | return false;
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| 123 | }
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| 124 |
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| 125 | function show_blogs($iter = 0) {
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| 126 | if ( empty($this->blogs) ) {
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| 127 | $headers = array(
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| 128 | "GET /feeds/default/blogs HTTP/1.0",
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| 129 | "Host: www.blogger.com",
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| 130 | "Authorization: AuthSub token=\"$this->token\""
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| 131 | );
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| 132 | $request = join( "\r\n", $headers ) . "\r\n\r\n";
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| 133 | $sock = $this->_get_blogger_sock( );
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| 134 | if ( ! $sock ) return;
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| 135 | $response = $this->_txrx( $sock, $request );
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| 136 |
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| 137 | // Quick and dirty XML mining.
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| 138 | list( $headers, $xml ) = explode( "\r\n\r\n", $response );
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| 139 | $p = xml_parser_create();
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| 140 | xml_parse_into_struct($p, $xml, $vals, $index);
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| 141 | xml_parser_free($p);
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| 142 |
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| 143 | $this->title = $vals[$index['TITLE'][0]]['value'];
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| 144 |
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| 145 | // Give it a few retries... this step often flakes out the first time.
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| 146 | if ( empty( $index['ENTRY'] ) ) {
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| 147 | if ( $iter < 3 ) {
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| 148 | return $this->show_blogs($iter + 1);
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| 149 | } else {
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| 150 | $this->uh_oh(
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| 151 | __('Trouble signing in'),
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| 152 | __('We were not able to gain access to your account. Try starting over.'),
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| 153 | ''
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| 154 | );
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| 155 | return false;
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| 156 | }
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| 157 | }
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| 158 |
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| 159 | foreach ( $index['ENTRY'] as $i ) {
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| 160 | $blog = array();
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| 161 | while ( ( $tag = $vals[$i] ) && ! ( $tag['tag'] == 'ENTRY' && $tag['type'] == 'close' ) ) {
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| 162 | if ( $tag['tag'] == 'TITLE' ) {
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| 163 | $blog['title'] = $tag['value'];
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| 164 | } elseif ( $tag['tag'] == 'SUMMARY' ) {
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| 165 | $blog['summary'] == $tag['value'];
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| 166 | } elseif ( $tag['tag'] == 'LINK' ) {
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| 167 | if ( $tag['attributes']['REL'] == 'alternate' && $tag['attributes']['TYPE'] == 'text/html' ) {
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| 168 | $parts = parse_url( $tag['attributes']['HREF'] );
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| 169 | $blog['host'] = $parts['host'];
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| 170 | } elseif ( $tag['attributes']['REL'] == 'edit' )
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| 171 | $blog['gateway'] = $tag['attributes']['HREF'];
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| 172 | }
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| 173 | ++$i;
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| 174 | }
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| 175 | if ( ! empty ( $blog ) ) {
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| 176 | $blog['total_posts'] = $this->get_total_results('posts', $blog['host']);
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| 177 | $blog['total_comments'] = $this->get_total_results('comments', $blog['host']);
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| 178 | $blog['mode'] = 'init';
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| 179 | $this->blogs[] = $blog;
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| 180 | }
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| 181 | }
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| 182 |
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| 183 | if ( empty( $this->blogs ) ) {
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| 184 | $this->uh_oh(
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| 185 | __('No blogs found'),
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| 186 | __('We were able to log in but there were no blogs. Try a different account next time.'),
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| 187 | ''
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| 188 | );
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| 189 | return false;
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| 190 | }
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| 191 | }
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| 192 | //echo '<pre>'.print_r($this,1).'</pre>';
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| 193 | $start = esc_js( __('Import') );
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| 194 | $continue = esc_js( __('Continue') );
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| 195 | $stop = esc_js( __('Importing...') );
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| 196 | $authors = esc_js( __('Set Authors') );
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| 197 | $loadauth = esc_js( __('Preparing author mapping form...') );
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| 198 | $authhead = esc_js( __('Final Step: Author Mapping') );
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| 199 | $nothing = esc_js( __('Nothing was imported. Had you already imported this blog?') );
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| 200 | $title = __('Blogger Blogs');
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| 201 | $name = __('Blog Name');
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| 202 | $url = __('Blog URL');
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| 203 | $action = __('The Magic Button');
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| 204 | $posts = __('Posts');
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| 205 | $comments = __('Comments');
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| 206 | $noscript = __('This feature requires Javascript but it seems to be disabled. Please enable Javascript and then reload this page. Don’t worry, you can turn it back off when you’re done.');
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| 207 |
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| 208 | $interval = STATUS_INTERVAL * 1000;
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| 209 |
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| 210 | foreach ( $this->blogs as $i => $blog ) {
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| 211 | if ( $blog['mode'] == 'init' )
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| 212 | $value = $start;
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| 213 | elseif ( $blog['mode'] == 'posts' || $blog['mode'] == 'comments' )
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| 214 | $value = $continue;
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| 215 | else
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| 216 | $value = $authors;
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| 217 | $value = esc_attr($value);
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| 218 | $blogtitle = esc_js( $blog['title'] );
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| 219 | $pdone = isset($blog['posts_done']) ? (int) $blog['posts_done'] : 0;
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| 220 | $cdone = isset($blog['comments_done']) ? (int) $blog['comments_done'] : 0;
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| 221 | $init .= "blogs[$i]=new blog($i,'$blogtitle','{$blog['mode']}'," . $this->get_js_status($i) . ');';
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| 222 | $pstat = "<div class='ind' id='pind$i'> </div><div id='pstat$i' class='stat'>$pdone/{$blog['total_posts']}</div>";
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| 223 | $cstat = "<div class='ind' id='cind$i'> </div><div id='cstat$i' class='stat'>$cdone/{$blog['total_comments']}</div>";
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| 224 | $rows .= "<tr id='blog$i'><td class='blogtitle'>$blogtitle</td><td class='bloghost'>{$blog['host']}</td><td class='bar'>$pstat</td><td class='bar'>$cstat</td><td class='submit'><input type='submit' class='button' id='submit$i' value='$value' /><input type='hidden' name='blog' value='$i' /></td></tr>\n";
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| 225 | }
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| 226 |
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| 227 | echo "<div class='wrap'><h2>$title</h2><noscript>$noscript</noscript><table cellpadding='5px'><thead><tr><td>$name</td><td>$url</td><td>$posts</td><td>$comments</td><td>$action</td></tr></thead>\n$rows</table></div>";
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| 228 | echo "
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| 229 | <script type='text/javascript'>
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| 230 | /* <![CDATA[ */
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| 231 | var strings = {cont:'$continue',stop:'$stop',stopping:'$stopping',authors:'$authors',nothing:'$nothing'};
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| 232 | var blogs = {};
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| 233 | function blog(i, title, mode, status){
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| 234 | this.blog = i;
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| 235 | this.mode = mode;
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| 236 | this.title = title;
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| 237 | this.status = status;
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| 238 | this.button = document.getElementById('submit'+this.blog);
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| 239 | };
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| 240 | blog.prototype = {
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| 241 | start: function() {
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| 242 | this.cont = true;
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| 243 | this.kick();
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| 244 | this.check();
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| 245 | },
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| 246 | kick: function() {
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| 247 | ++this.kicks;
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| 248 | var i = this.blog;
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| 249 | jQuery.post('admin.php?import=blogger&noheader=true',{blog:this.blog},function(text,result){blogs[i].kickd(text,result)});
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| 250 | },
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| 251 | check: function() {
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| 252 | ++this.checks;
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| 253 | var i = this.blog;
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| 254 | jQuery.post('admin.php?import=blogger&noheader=true&status=true',{blog:this.blog},function(text,result){blogs[i].checkd(text,result)});
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| 255 | },
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| 256 | kickd: function(text, result) {
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| 257 | if ( result == 'error' ) {
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| 258 | // TODO: exception handling
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| 259 | if ( this.cont )
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| 260 | setTimeout('blogs['+this.blog+'].kick()', 1000);
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| 261 | } else {
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| 262 | if ( text == 'done' ) {
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| 263 | this.stop();
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| 264 | this.done();
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| 265 | } else if ( text == 'nothing' ) {
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| 266 | this.stop();
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| 267 | this.nothing();
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| 268 | } else if ( text == 'continue' ) {
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| 269 | this.kick();
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| 270 | } else if ( this.mode = 'stopped' )
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| 271 | jQuery(this.button).attr('value', strings.cont);
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| 272 | }
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| 273 | --this.kicks;
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| 274 | },
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| 275 | checkd: function(text, result) {
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| 276 | if ( result == 'error' ) {
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| 277 | // TODO: exception handling
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| 278 | } else {
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| 279 | eval('this.status='+text);
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| 280 | jQuery('#pstat'+this.blog).empty().append(this.status.p1+'/'+this.status.p2);
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| 281 | jQuery('#cstat'+this.blog).empty().append(this.status.c1+'/'+this.status.c2);
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| 282 | this.update();
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| 283 | if ( this.cont || this.kicks > 0 )
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| 284 | setTimeout('blogs['+this.blog+'].check()', $interval);
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| 285 | }
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| 286 | --this.checks;
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| 287 | },
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| 288 | update: function() {
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| 289 | jQuery('#pind'+this.blog).width(((this.status.p1>0&&this.status.p2>0)?(this.status.p1/this.status.p2*jQuery('#pind'+this.blog).parent().width()):1)+'px');
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| 290 | jQuery('#cind'+this.blog).width(((this.status.c1>0&&this.status.c2>0)?(this.status.c1/this.status.c2*jQuery('#cind'+this.blog).parent().width()):1)+'px');
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| 291 | },
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| 292 | stop: function() {
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| 293 | this.cont = false;
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| 294 | },
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| 295 | done: function() {
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| 296 | this.mode = 'authors';
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| 297 | jQuery(this.button).attr('value', strings.authors);
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| 298 | },
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| 299 | nothing: function() {
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| 300 | this.mode = 'nothing';
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| 301 | jQuery(this.button).remove();
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| 302 | alert(strings.nothing);
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| 303 | },
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| 304 | getauthors: function() {
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| 305 | if ( jQuery('div.wrap').length > 1 )
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| 306 | jQuery('div.wrap').gt(0).remove();
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| 307 | jQuery('div.wrap').empty().append('<h2>$authhead</h2><h3>' + this.title + '</h3>');
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| 308 | jQuery('div.wrap').append('<p id=\"auth\">$loadauth</p>');
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| 309 | jQuery('p#auth').load('index.php?import=blogger&noheader=true&authors=1',{blog:this.blog});
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| 310 | },
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| 311 | init: function() {
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| 312 | this.update();
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| 313 | var i = this.blog;
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| 314 | jQuery(this.button).bind('click', function(){return blogs[i].click();});
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| 315 | this.kicks = 0;
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| 316 | this.checks = 0;
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| 317 | },
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| 318 | click: function() {
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| 319 | if ( this.mode == 'init' || this.mode == 'stopped' || this.mode == 'posts' || this.mode == 'comments' ) {
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| 320 | this.mode = 'started';
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| 321 | this.start();
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| 322 | jQuery(this.button).attr('value', strings.stop);
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| 323 | } else if ( this.mode == 'started' ) {
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| 324 | return false; // let it run...
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| 325 | this.mode = 'stopped';
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| 326 | this.stop();
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| 327 | if ( this.checks > 0 || this.kicks > 0 ) {
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| 328 | this.mode = 'stopping';
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| 329 | jQuery(this.button).attr('value', strings.stopping);
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| 330 | } else {
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| 331 | jQuery(this.button).attr('value', strings.cont);
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| 332 | }
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| 333 | } else if ( this.mode == 'authors' ) {
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| 334 | document.location = 'index.php?import=blogger&authors=1&blog='+this.blog;
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| 335 | //this.mode = 'authors2';
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| 336 | //this.getauthors();
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| 337 | }
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| 338 | return false;
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| 339 | }
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| 340 | };
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| 341 | $init
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| 342 | jQuery.each(blogs, function(i, me){me.init();});
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| 343 | /* ]]> */
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| 344 | </script>\n";
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| 345 | }
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| 346 |
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| 347 | // Handy function for stopping the script after a number of seconds.
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| 348 | function have_time() {
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| 349 | global $importer_started;
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| 350 | if ( time() - $importer_started > MAX_EXECUTION_TIME )
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| 351 | die('continue');
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| 352 | return true;
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| 353 | }
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| 354 |
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| 355 | function get_total_results($type, $host) {
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| 356 | $headers = array(
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| 357 | "GET /feeds/$type/default?max-results=1&start-index=2 HTTP/1.0",
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| 358 | "Host: $host",
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| 359 | "Authorization: AuthSub token=\"$this->token\""
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| 360 | );
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| 361 | $request = join( "\r\n", $headers ) . "\r\n\r\n";
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| 362 | $sock = $this->_get_blogger_sock( $host );
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| 363 | if ( ! $sock ) return;
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| 364 | $response = $this->_txrx( $sock, $request );
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| 365 | $response = $this->parse_response( $response );
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| 366 | $parser = xml_parser_create();
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| 367 | xml_parse_into_struct($parser, $response['body'], $struct, $index);
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| 368 | xml_parser_free($parser);
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| 369 | $total_results = $struct[$index['OPENSEARCH:TOTALRESULTS'][0]]['value'];
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| 370 | return (int) $total_results;
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| 371 | }
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|---|
| 372 |
|
|---|
| 373 | function import_blog($blogID) {
|
|---|
| 374 | global $importing_blog;
|
|---|
| 375 | $importing_blog = $blogID;
|
|---|
| 376 |
|
|---|
| 377 | if ( isset($_GET['authors']) )
|
|---|
| 378 | return print($this->get_author_form());
|
|---|
| 379 |
|
|---|
| 380 | header('Content-Type: text/plain');
|
|---|
| 381 |
|
|---|
| 382 | if ( isset($_GET['status']) )
|
|---|
| 383 | die($this->get_js_status());
|
|---|
| 384 |
|
|---|
| 385 | if ( isset($_GET['saveauthors']) )
|
|---|
| 386 | die($this->save_authors());
|
|---|
| 387 |
|
|---|
| 388 | $blog = $this->blogs[$blogID];
|
|---|
| 389 | $total_results = $this->get_total_results('posts', $blog['host']);
|
|---|
| 390 | $this->blogs[$importing_blog]['total_posts'] = $total_results;
|
|---|
| 391 |
|
|---|
| 392 | $start_index = $total_results - MAX_RESULTS + 1;
|
|---|
| 393 |
|
|---|
| 394 | if ( isset( $this->blogs[$importing_blog]['posts_start_index'] ) )
|
|---|
| 395 | $start_index = (int) $this->blogs[$importing_blog]['posts_start_index'];
|
|---|
| 396 | elseif ( $total_results > MAX_RESULTS )
|
|---|
| 397 | $start_index = $total_results - MAX_RESULTS + 1;
|
|---|
| 398 | else
|
|---|
| 399 | $start_index = 1;
|
|---|
| 400 |
|
|---|
| 401 | // This will be positive until we have finished importing posts
|
|---|
| 402 | if ( $start_index > 0 ) {
|
|---|
| 403 | // Grab all the posts
|
|---|
| 404 | $this->blogs[$importing_blog]['mode'] = 'posts';
|
|---|
| 405 | $query = "start-index=$start_index&max-results=" . MAX_RESULTS;
|
|---|
| 406 | do {
|
|---|
| 407 | $index = $struct = $entries = array();
|
|---|
| 408 | $headers = array(
|
|---|
| 409 | "GET /feeds/posts/default?$query HTTP/1.0",
|
|---|
| 410 | "Host: {$blog['host']}",
|
|---|
| 411 | "Authorization: AuthSub token=\"$this->token\""
|
|---|
| 412 | );
|
|---|
| 413 | $request = join( "\r\n", $headers ) . "\r\n\r\n";
|
|---|
| 414 | $sock = $this->_get_blogger_sock( $blog['host'] );
|
|---|
| 415 | if ( ! $sock ) return; // TODO: Error handling
|
|---|
| 416 | $response = $this->_txrx( $sock, $request );
|
|---|
| 417 |
|
|---|
| 418 | $response = $this->parse_response( $response );
|
|---|
| 419 |
|
|---|
| 420 | // Extract the entries and send for insertion
|
|---|
| 421 | preg_match_all( '/<entry[^>]*>.*?<\/entry>/s', $response['body'], $matches );
|
|---|
| 422 | if ( count( $matches[0] ) ) {
|
|---|
| 423 | $entries = array_reverse($matches[0]);
|
|---|
| 424 | foreach ( $entries as $entry ) {
|
|---|
| 425 | $entry = "<feed>$entry</feed>";
|
|---|
| 426 | $AtomParser = new AtomParser();
|
|---|
| 427 | $AtomParser->parse( $entry );
|
|---|
| 428 | $result = $this->import_post($AtomParser->entry);
|
|---|
| 429 | if ( is_wp_error( $result ) )
|
|---|
| 430 | return $result;
|
|---|
| 431 | unset($AtomParser);
|
|---|
| 432 | }
|
|---|
| 433 | } else break;
|
|---|
| 434 |
|
|---|
| 435 | // Get the 'previous' query string which we'll use on the next iteration
|
|---|
| 436 | $query = '';
|
|---|
| 437 | $links = preg_match_all('/<link([^>]*)>/', $response['body'], $matches);
|
|---|
| 438 | if ( count( $matches[1] ) )
|
|---|
| 439 | foreach ( $matches[1] as $match )
|
|---|
| 440 | if ( preg_match('/rel=.previous./', $match) )
|
|---|
| 441 | $query = @html_entity_decode( preg_replace('/^.*href=[\'"].*\?(.+)[\'"].*$/', '$1', $match), ENT_COMPAT, get_option('blog_charset') );
|
|---|
| 442 |
|
|---|
| 443 | if ( $query ) {
|
|---|
| 444 | parse_str($query, $q);
|
|---|
| 445 | $this->blogs[$importing_blog]['posts_start_index'] = (int) $q['start-index'];
|
|---|
| 446 | } else
|
|---|
| 447 | $this->blogs[$importing_blog]['posts_start_index'] = 0;
|
|---|
| 448 | $this->save_vars();
|
|---|
| 449 | } while ( !empty( $query ) && $this->have_time() );
|
|---|
| 450 | }
|
|---|
| 451 |
|
|---|
| 452 | $total_results = $this->get_total_results( 'comments', $blog['host'] );
|
|---|
| 453 | $this->blogs[$importing_blog]['total_comments'] = $total_results;
|
|---|
| 454 |
|
|---|
| 455 | if ( isset( $this->blogs[$importing_blog]['comments_start_index'] ) )
|
|---|
| 456 | $start_index = (int) $this->blogs[$importing_blog]['comments_start_index'];
|
|---|
| 457 | elseif ( $total_results > MAX_RESULTS )
|
|---|
| 458 | $start_index = $total_results - MAX_RESULTS + 1;
|
|---|
| 459 | else
|
|---|
| 460 | $start_index = 1;
|
|---|
| 461 |
|
|---|
| 462 | if ( $start_index > 0 ) {
|
|---|
| 463 | // Grab all the comments
|
|---|
| 464 | $this->blogs[$importing_blog]['mode'] = 'comments';
|
|---|
| 465 | $query = "start-index=$start_index&max-results=" . MAX_RESULTS;
|
|---|
| 466 | do {
|
|---|
| 467 | $index = $struct = $entries = array();
|
|---|
| 468 | $headers = array(
|
|---|
| 469 | "GET /feeds/comments/default?$query HTTP/1.0",
|
|---|
| 470 | "Host: {$blog['host']}",
|
|---|
| 471 | "Authorization: AuthSub token=\"$this->token\""
|
|---|
| 472 | );
|
|---|
| 473 | $request = join( "\r\n", $headers ) . "\r\n\r\n";
|
|---|
| 474 | $sock = $this->_get_blogger_sock( $blog['host'] );
|
|---|
| 475 | if ( ! $sock ) return; // TODO: Error handling
|
|---|
| 476 | $response = $this->_txrx( $sock, $request );
|
|---|
| 477 |
|
|---|
| 478 | $response = $this->parse_response( $response );
|
|---|
| 479 |
|
|---|
| 480 | // Extract the comments and send for insertion
|
|---|
| 481 | preg_match_all( '/<entry[^>]*>.*?<\/entry>/s', $response['body'], $matches );
|
|---|
| 482 | if ( count( $matches[0] ) ) {
|
|---|
| 483 | $entries = array_reverse( $matches[0] );
|
|---|
| 484 | foreach ( $entries as $entry ) {
|
|---|
| 485 | $entry = "<feed>$entry</feed>";
|
|---|
| 486 | $AtomParser = new AtomParser();
|
|---|
| 487 | $AtomParser->parse( $entry );
|
|---|
| 488 | $this->import_comment($AtomParser->entry);
|
|---|
| 489 | unset($AtomParser);
|
|---|
| 490 | }
|
|---|
| 491 | }
|
|---|
| 492 |
|
|---|
| 493 | // Get the 'previous' query string which we'll use on the next iteration
|
|---|
| 494 | $query = '';
|
|---|
| 495 | $links = preg_match_all('/<link([^>]*)>/', $response['body'], $matches);
|
|---|
| 496 | if ( count( $matches[1] ) )
|
|---|
| 497 | foreach ( $matches[1] as $match )
|
|---|
| 498 | if ( preg_match('/rel=.previous./', $match) )
|
|---|
| 499 | $query = @html_entity_decode( preg_replace('/^.*href=[\'"].*\?(.+)[\'"].*$/', '$1', $match), ENT_COMPAT, get_option('blog_charset') );
|
|---|
| 500 |
|
|---|
| 501 | parse_str($query, $q);
|
|---|
| 502 |
|
|---|
| 503 | $this->blogs[$importing_blog]['comments_start_index'] = (int) $q['start-index'];
|
|---|
| 504 | $this->save_vars();
|
|---|
| 505 | } while ( !empty( $query ) && $this->have_time() );
|
|---|
| 506 | }
|
|---|
| 507 | $this->blogs[$importing_blog]['mode'] = 'authors';
|
|---|
| 508 | $this->save_vars();
|
|---|
| 509 | if ( !$this->blogs[$importing_blog]['posts_done'] && !$this->blogs[$importing_blog]['comments_done'] )
|
|---|
| 510 | die('nothing');
|
|---|
| 511 | do_action('import_done', 'blogger');
|
|---|
| 512 | die('done');
|
|---|
| 513 | }
|
|---|
| 514 |
|
|---|
| 515 | function convert_date( $date ) {
|
|---|
| 516 | preg_match('#([0-9]{4})-([0-9]{2})-([0-9]{2})T([0-9]{2}):([0-9]{2}):([0-9]{2})(?:\.[0-9]+)?(Z|[\+|\-][0-9]{2,4}){0,1}#', $date, $date_bits);
|
|---|
| 517 | $offset = iso8601_timezone_to_offset( $date_bits[7] );
|
|---|
| 518 | $timestamp = gmmktime($date_bits[4], $date_bits[5], $date_bits[6], $date_bits[2], $date_bits[3], $date_bits[1]);
|
|---|
| 519 | $timestamp -= $offset; // Convert from Blogger local time to GMT
|
|---|
| 520 | $timestamp += get_option('gmt_offset') * 3600; // Convert from GMT to WP local time
|
|---|
| 521 | return gmdate('Y-m-d H:i:s', $timestamp);
|
|---|
| 522 | }
|
|---|
| 523 |
|
|---|
| 524 | function no_apos( $string ) {
|
|---|
| 525 | return str_replace( ''', "'", $string);
|
|---|
| 526 | }
|
|---|
| 527 |
|
|---|
| 528 | function min_whitespace( $string ) {
|
|---|
| 529 | return preg_replace( '|\s+|', ' ', $string );
|
|---|
| 530 | }
|
|---|
| 531 |
|
|---|
| 532 | function import_post( $entry ) {
|
|---|
| 533 | global $importing_blog;
|
|---|
| 534 |
|
|---|
| 535 | // The old permalink is all Blogger gives us to link comments to their posts.
|
|---|
| 536 | if ( isset( $entry->draft ) )
|
|---|
| 537 | $rel = 'self';
|
|---|
| 538 | else
|
|---|
| 539 | $rel = 'alternate';
|
|---|
| 540 | foreach ( $entry->links as $link ) {
|
|---|
| 541 | if ( $link['rel'] == $rel ) {
|
|---|
| 542 | $parts = parse_url( $link['href'] );
|
|---|
| 543 | $entry->old_permalink = $parts['path'];
|
|---|
| 544 | break;
|
|---|
| 545 | }
|
|---|
| 546 | }
|
|---|
| 547 |
|
|---|
| 548 | $post_date = $this->convert_date( $entry->published );
|
|---|
| 549 | $post_content = trim( addslashes( $this->no_apos( @html_entity_decode( $entry->content, ENT_COMPAT, get_option('blog_charset') ) ) ) );
|
|---|
| 550 | $post_title = trim( addslashes( $this->no_apos( $this->min_whitespace( $entry->title ) ) ) );
|
|---|
| 551 | $post_status = isset( $entry->draft ) ? 'draft' : 'publish';
|
|---|
| 552 |
|
|---|
| 553 | // Clean up content
|
|---|
| 554 | $post_content = preg_replace_callback('|<(/?[A-Z]+)|', create_function('$match', 'return "<" . strtolower($match[1]);'), $post_content);
|
|---|
| 555 | $post_content = str_replace('<br>', '<br />', $post_content);
|
|---|
| 556 | $post_content = str_replace('<hr>', '<hr />', $post_content);
|
|---|
| 557 |
|
|---|
| 558 | // Checks for duplicates
|
|---|
| 559 | if ( isset( $this->blogs[$importing_blog]['posts'][$entry->old_permalink] ) ) {
|
|---|
| 560 | ++$this->blogs[$importing_blog]['posts_skipped'];
|
|---|
| 561 | } elseif ( $post_id = post_exists( $post_title, $post_content, $post_date ) ) {
|
|---|
| 562 | $this->blogs[$importing_blog]['posts'][$entry->old_permalink] = $post_id;
|
|---|
| 563 | ++$this->blogs[$importing_blog]['posts_skipped'];
|
|---|
| 564 | } else {
|
|---|
| 565 | $post = compact('post_date', 'post_content', 'post_title', 'post_status');
|
|---|
| 566 |
|
|---|
| 567 | $post_id = wp_insert_post($post);
|
|---|
| 568 | if ( is_wp_error( $post_id ) )
|
|---|
| 569 | return $post_id;
|
|---|
| 570 |
|
|---|
| 571 | wp_create_categories( array_map( 'addslashes', $entry->categories ), $post_id );
|
|---|
| 572 |
|
|---|
| 573 | $author = $this->no_apos( strip_tags( $entry->author ) );
|
|---|
| 574 |
|
|---|
| 575 | add_post_meta( $post_id, 'blogger_blog', $this->blogs[$importing_blog]['host'], true );
|
|---|
| 576 | add_post_meta( $post_id, 'blogger_author', $author, true );
|
|---|
| 577 | add_post_meta( $post_id, 'blogger_permalink', $entry->old_permalink, true );
|
|---|
| 578 |
|
|---|
| 579 | $this->blogs[$importing_blog]['posts'][$entry->old_permalink] = $post_id;
|
|---|
| 580 | ++$this->blogs[$importing_blog]['posts_done'];
|
|---|
| 581 | }
|
|---|
| 582 | $this->save_vars();
|
|---|
| 583 | return;
|
|---|
| 584 | }
|
|---|
| 585 |
|
|---|
| 586 | function import_comment( $entry ) {
|
|---|
| 587 | global $importing_blog;
|
|---|
| 588 |
|
|---|
| 589 | // Drop the #fragment and we have the comment's old post permalink.
|
|---|
| 590 | foreach ( $entry->links as $link ) {
|
|---|
| 591 | if ( $link['rel'] == 'alternate' ) {
|
|---|
| 592 | $parts = parse_url( $link['href'] );
|
|---|
| 593 | $entry->old_permalink = $parts['fragment'];
|
|---|
| 594 | $entry->old_post_permalink = $parts['path'];
|
|---|
| 595 | break;
|
|---|
| 596 | }
|
|---|
| 597 | }
|
|---|
| 598 |
|
|---|
| 599 | $comment_post_ID = (int) $this->blogs[$importing_blog]['posts'][$entry->old_post_permalink];
|
|---|
| 600 | preg_match('#<name>(.+?)</name>.*(?:\<uri>(.+?)</uri>)?#', $entry->author, $matches);
|
|---|
| 601 | $comment_author = addslashes( $this->no_apos( strip_tags( (string) $matches[1] ) ) );
|
|---|
| 602 | $comment_author_url = addslashes( $this->no_apos( strip_tags( (string) $matches[2] ) ) );
|
|---|
| 603 | $comment_date = $this->convert_date( $entry->updated );
|
|---|
| 604 | $comment_content = addslashes( $this->no_apos( @html_entity_decode( $entry->content, ENT_COMPAT, get_option('blog_charset') ) ) );
|
|---|
| 605 |
|
|---|
| 606 | // Clean up content
|
|---|
| 607 | $comment_content = preg_replace_callback('|<(/?[A-Z]+)|', create_function('$match', 'return "<" . strtolower($match[1]);'), $comment_content);
|
|---|
| 608 | $comment_content = str_replace('<br>', '<br />', $comment_content);
|
|---|
| 609 | $comment_content = str_replace('<hr>', '<hr />', $comment_content);
|
|---|
| 610 |
|
|---|
| 611 | // Checks for duplicates
|
|---|
| 612 | if (
|
|---|
| 613 | isset( $this->blogs[$importing_blog]['comments'][$entry->old_permalink] ) ||
|
|---|
| 614 | comment_exists( $comment_author, $comment_date )
|
|---|
| 615 | ) {
|
|---|
| 616 | ++$this->blogs[$importing_blog]['comments_skipped'];
|
|---|
| 617 | } else {
|
|---|
| 618 | $comment = compact('comment_post_ID', 'comment_author', 'comment_author_url', 'comment_date', 'comment_content');
|
|---|
| 619 |
|
|---|
| 620 | $comment_id = wp_insert_comment($comment);
|
|---|
| 621 |
|
|---|
| 622 | $this->blogs[$importing_blog]['comments'][$entry->old_permalink] = $comment_id;
|
|---|
| 623 |
|
|---|
| 624 | ++$this->blogs[$importing_blog]['comments_done'];
|
|---|
| 625 | }
|
|---|
| 626 | $this->save_vars();
|
|---|
| 627 | }
|
|---|
| 628 |
|
|---|
| 629 | function get_js_status($blog = false) {
|
|---|
| 630 | global $importing_blog;
|
|---|
| 631 | if ( $blog === false )
|
|---|
| 632 | $blog = $this->blogs[$importing_blog];
|
|---|
| 633 | else
|
|---|
| 634 | $blog = $this->blogs[$blog];
|
|---|
| 635 | $p1 = isset( $blog['posts_done'] ) ? (int) $blog['posts_done'] : 0;
|
|---|
| 636 | $p2 = isset( $blog['total_posts'] ) ? (int) $blog['total_posts'] : 0;
|
|---|
| 637 | $c1 = isset( $blog['comments_done'] ) ? (int) $blog['comments_done'] : 0;
|
|---|
| 638 | $c2 = isset( $blog['total_comments'] ) ? (int) $blog['total_comments'] : 0;
|
|---|
| 639 | return "{p1:$p1,p2:$p2,c1:$c1,c2:$c2}";
|
|---|
| 640 | }
|
|---|
| 641 |
|
|---|
| 642 | function get_author_form($blog = false) {
|
|---|
| 643 | global $importing_blog, $wpdb, $current_user;
|
|---|
| 644 | if ( $blog === false )
|
|---|
| 645 | $blog = & $this->blogs[$importing_blog];
|
|---|
| 646 | else
|
|---|
| 647 | $blog = & $this->blogs[$blog];
|
|---|
| 648 |
|
|---|
| 649 | if ( !isset( $blog['authors'] ) ) {
|
|---|
| 650 | $post_ids = array_values($blog['posts']);
|
|---|
| 651 | $authors = (array) $wpdb->get_col("SELECT DISTINCT meta_value FROM $wpdb->postmeta WHERE meta_key = 'blogger_author' AND post_id IN (" . join( ',', $post_ids ) . ")");
|
|---|
| 652 | $blog['authors'] = array_map(null, $authors, array_fill(0, count($authors), $current_user->ID));
|
|---|
| 653 | $this->save_vars();
|
|---|
| 654 | }
|
|---|
| 655 |
|
|---|
| 656 | $directions = __('All posts were imported with the current user as author. Use this form to move each Blogger user’s posts to a different WordPress user. You may <a href="users.php">add users</a> and then return to this page and complete the user mapping. This form may be used as many times as you like until you activate the “Restart” function below.');
|
|---|
| 657 | $heading = __('Author mapping');
|
|---|
| 658 | $blogtitle = "{$blog['title']} ({$blog['host']})";
|
|---|
| 659 | $mapthis = __('Blogger username');
|
|---|
| 660 | $tothis = __('WordPress login');
|
|---|
| 661 | $submit = esc_js( __('Save Changes') );
|
|---|
| 662 |
|
|---|
| 663 | foreach ( $blog['authors'] as $i => $author )
|
|---|
| 664 | $rows .= "<tr><td><label for='authors[$i]'>{$author[0]}</label></td><td><select name='authors[$i]' id='authors[$i]'>" . $this->get_user_options($author[1]) . "</select></td></tr>";
|
|---|
| 665 |
|
|---|
| 666 | return "<div class='wrap'><h2>$heading</h2><h3>$blogtitle</h3><p>$directions</p><form action='index.php?import=blogger&noheader=true&saveauthors=1' method='post'><input type='hidden' name='blog' value='" . esc_attr($importing_blog) . "' /><table cellpadding='5'><thead><td>$mapthis</td><td>$tothis</td></thead>$rows<tr><td></td><td class='submit'><input type='submit' class='button authorsubmit' value='$submit' /></td></tr></table></form></div>";
|
|---|
| 667 | }
|
|---|
| 668 |
|
|---|
| 669 | function get_user_options($current) {
|
|---|
| 670 | global $importer_users;
|
|---|
| 671 | if ( ! isset( $importer_users ) )
|
|---|
| 672 | $importer_users = (array) get_users_of_blog();
|
|---|
| 673 |
|
|---|
| 674 | foreach ( $importer_users as $user ) {
|
|---|
| 675 | $sel = ( $user->user_id == $current ) ? " selected='selected'" : '';
|
|---|
| 676 | $options .= "<option value='$user->user_id'$sel>$user->display_name</option>";
|
|---|
| 677 | }
|
|---|
| 678 |
|
|---|
| 679 | return $options;
|
|---|
| 680 | }
|
|---|
| 681 |
|
|---|
| 682 | function save_authors() {
|
|---|
| 683 | global $importing_blog, $wpdb;
|
|---|
| 684 | $authors = (array) $_POST['authors'];
|
|---|
| 685 |
|
|---|
| 686 | $host = $this->blogs[$importing_blog]['host'];
|
|---|
| 687 |
|
|---|
| 688 | // Get an array of posts => authors
|
|---|
| 689 | $post_ids = (array) $wpdb->get_col( $wpdb->prepare("SELECT post_id FROM $wpdb->postmeta WHERE meta_key = 'blogger_blog' AND meta_value = %s", $host) );
|
|---|
| 690 | $post_ids = join( ',', $post_ids );
|
|---|
| 691 | $results = (array) $wpdb->get_results("SELECT post_id, meta_value FROM $wpdb->postmeta WHERE meta_key = 'blogger_author' AND post_id IN ($post_ids)");
|
|---|
| 692 | foreach ( $results as $row )
|
|---|
| 693 | $authors_posts[$row->post_id] = $row->meta_value;
|
|---|
| 694 |
|
|---|
| 695 | foreach ( $authors as $author => $user_id ) {
|
|---|
| 696 | $user_id = (int) $user_id;
|
|---|
| 697 |
|
|---|
| 698 | // Skip authors that haven't been changed
|
|---|
| 699 | if ( $user_id == $this->blogs[$importing_blog]['authors'][$author][1] )
|
|---|
| 700 | continue;
|
|---|
| 701 |
|
|---|
| 702 | // Get a list of the selected author's posts
|
|---|
| 703 | $post_ids = (array) array_keys( $authors_posts, $this->blogs[$importing_blog]['authors'][$author][0] );
|
|---|
| 704 | $post_ids = join( ',', $post_ids);
|
|---|
| 705 |
|
|---|
| 706 | $wpdb->query( $wpdb->prepare("UPDATE $wpdb->posts SET post_author = %d WHERE id IN ($post_ids)", $user_id) );
|
|---|
| 707 | $this->blogs[$importing_blog]['authors'][$author][1] = $user_id;
|
|---|
| 708 | }
|
|---|
| 709 | $this->save_vars();
|
|---|
| 710 |
|
|---|
| 711 | wp_redirect('edit.php');
|
|---|
| 712 | }
|
|---|
| 713 |
|
|---|
| 714 | function _get_auth_sock() {
|
|---|
| 715 | // Connect to https://www.google.com
|
|---|
| 716 | if ( !$sock = @ fsockopen('ssl://www.google.com', 443, $errno, $errstr) ) {
|
|---|
| 717 | $this->uh_oh(
|
|---|
| 718 | __('Could not connect to https://www.google.com'),
|
|---|
| 719 | __('There was a problem opening a secure connection to Google. This is what went wrong:'),
|
|---|
| 720 | "$errstr ($errno)"
|
|---|
| 721 | );
|
|---|
| 722 | return false;
|
|---|
| 723 | }
|
|---|
| 724 | return $sock;
|
|---|
| 725 | }
|
|---|
| 726 |
|
|---|
| 727 | function _get_blogger_sock($host = 'www2.blogger.com') {
|
|---|
| 728 | if ( !$sock = @ fsockopen($host, 80, $errno, $errstr) ) {
|
|---|
| 729 | $this->uh_oh(
|
|---|
| 730 | sprintf( __('Could not connect to %s'), $host ),
|
|---|
| 731 | __('There was a problem opening a connection to Blogger. This is what went wrong:'),
|
|---|
| 732 | "$errstr ($errno)"
|
|---|
| 733 | );
|
|---|
| 734 | return false;
|
|---|
| 735 | }
|
|---|
| 736 | return $sock;
|
|---|
| 737 | }
|
|---|
| 738 |
|
|---|
| 739 | function _txrx( $sock, $request ) {
|
|---|
| 740 | fwrite( $sock, $request );
|
|---|
| 741 | while ( ! feof( $sock ) )
|
|---|
| 742 | $response .= @ fread ( $sock, 8192 );
|
|---|
| 743 | fclose( $sock );
|
|---|
| 744 | return $response;
|
|---|
| 745 | }
|
|---|
| 746 |
|
|---|
| 747 | function revoke($token) {
|
|---|
| 748 | $headers = array(
|
|---|
| 749 | "GET /accounts/AuthSubRevokeToken HTTP/1.0",
|
|---|
| 750 | "Authorization: AuthSub token=\"$token\""
|
|---|
| 751 | );
|
|---|
| 752 | $request = join( "\r\n", $headers ) . "\r\n\r\n";
|
|---|
| 753 | $sock = $this->_get_auth_sock( );
|
|---|
| 754 | if ( ! $sock ) return false;
|
|---|
| 755 | $this->_txrx( $sock, $request );
|
|---|
| 756 | }
|
|---|
| 757 |
|
|---|
| 758 | function restart() {
|
|---|
| 759 | global $wpdb;
|
|---|
| 760 | $options = get_option( 'blogger_importer' );
|
|---|
| 761 |
|
|---|
| 762 | if ( isset( $options['token'] ) )
|
|---|
| 763 | $this->revoke( $options['token'] );
|
|---|
| 764 |
|
|---|
| 765 | delete_option('blogger_importer');
|
|---|
| 766 | $wpdb->query("DELETE FROM $wpdb->postmeta WHERE meta_key = 'blogger_author'");
|
|---|
| 767 | wp_redirect('?import=blogger');
|
|---|
| 768 | }
|
|---|
| 769 |
|
|---|
| 770 | // Returns associative array of code, header, cookies, body. Based on code from php.net.
|
|---|
| 771 | function parse_response($this_response) {
|
|---|
| 772 | // Split response into header and body sections
|
|---|
| 773 | list($response_headers, $response_body) = explode("\r\n\r\n", $this_response, 2);
|
|---|
| 774 | $response_header_lines = explode("\r\n", $response_headers);
|
|---|
| 775 |
|
|---|
| 776 | // First line of headers is the HTTP response code
|
|---|
| 777 | $http_response_line = array_shift($response_header_lines);
|
|---|
| 778 | if(preg_match('@^HTTP/[0-9]\.[0-9] ([0-9]{3})@',$http_response_line, $matches)) { $response_code = $matches[1]; }
|
|---|
| 779 |
|
|---|
| 780 | // put the rest of the headers in an array
|
|---|
| 781 | $response_header_array = array();
|
|---|
| 782 | foreach($response_header_lines as $header_line) {
|
|---|
| 783 | list($header,$value) = explode(': ', $header_line, 2);
|
|---|
| 784 | $response_header_array[$header] .= $value."\n";
|
|---|
| 785 | }
|
|---|
| 786 |
|
|---|
| 787 | $cookie_array = array();
|
|---|
| 788 | $cookies = explode("\n", $response_header_array["Set-Cookie"]);
|
|---|
| 789 | foreach($cookies as $this_cookie) { array_push($cookie_array, "Cookie: ".$this_cookie); }
|
|---|
| 790 |
|
|---|
| 791 | return array("code" => $response_code, "header" => $response_header_array, "cookies" => $cookie_array, "body" => $response_body);
|
|---|
| 792 | }
|
|---|
| 793 |
|
|---|
| 794 | // Step 9: Congratulate the user
|
|---|
| 795 | function congrats() {
|
|---|
| 796 | $blog = (int) $_GET['blog'];
|
|---|
| 797 | echo '<h1>'.__('Congratulations!').'</h1><p>'.__('Now that you have imported your Blogger blog into WordPress, what are you going to do? Here are some suggestions:').'</p><ul><li>'.__('That was hard work! Take a break.').'</li>';
|
|---|
| 798 | if ( count($this->import['blogs']) > 1 )
|
|---|
| 799 | echo '<li>'.__('In case you haven’t done it already, you can import the posts from your other blogs:'). $this->show_blogs() . '</li>';
|
|---|
| 800 | if ( $n = count($this->import['blogs'][$blog]['newusers']) )
|
|---|
| 801 | echo '<li>'.sprintf(__('Go to <a href="%s" target="%s">Authors & Users</a>, where you can modify the new user(s) or delete them. If you want to make all of the imported posts yours, you will be given that option when you delete the new authors.'), 'users.php', '_parent').'</li>';
|
|---|
| 802 | echo '<li>'.__('For security, click the link below to reset this importer.').'</li>';
|
|---|
| 803 | echo '</ul>';
|
|---|
| 804 | }
|
|---|
| 805 |
|
|---|
| 806 | // Figures out what to do, then does it.
|
|---|
| 807 | function start() {
|
|---|
| 808 | if ( isset($_POST['restart']) )
|
|---|
| 809 | $this->restart();
|
|---|
| 810 |
|
|---|
| 811 | $options = get_option('blogger_importer');
|
|---|
| 812 |
|
|---|
| 813 | if ( is_array($options) )
|
|---|
| 814 | foreach ( $options as $key => $value )
|
|---|
| 815 | $this->$key = $value;
|
|---|
| 816 |
|
|---|
| 817 | if ( isset( $_REQUEST['blog'] ) ) {
|
|---|
| 818 | $blog = is_array($_REQUEST['blog']) ? array_shift( $keys = array_keys( $_REQUEST['blog'] ) ) : $_REQUEST['blog'];
|
|---|
| 819 | $blog = (int) $blog;
|
|---|
| 820 | $result = $this->import_blog( $blog );
|
|---|
| 821 | if ( is_wp_error( $result ) )
|
|---|
| 822 | echo $result->get_error_message();
|
|---|
| 823 | } elseif ( isset($_GET['token']) )
|
|---|
| 824 | $this->auth();
|
|---|
| 825 | elseif ( isset($this->token) && $this->token_is_valid() )
|
|---|
| 826 | $this->show_blogs();
|
|---|
| 827 | else
|
|---|
| 828 | $this->greet();
|
|---|
| 829 |
|
|---|
| 830 | $saved = $this->save_vars();
|
|---|
| 831 |
|
|---|
| 832 | if ( $saved && !isset($_GET['noheader']) ) {
|
|---|
| 833 | $restart = __('Restart');
|
|---|
| 834 | $message = __('We have saved some information about your Blogger account in your WordPress database. Clearing this information will allow you to start over. Restarting will not affect any posts you have already imported. If you attempt to re-import a blog, duplicate posts and comments will be skipped.');
|
|---|
| 835 | $submit = esc_attr__('Clear account information');
|
|---|
| 836 | echo "<div class='wrap'><h2>$restart</h2><p>$message</p><form method='post' action='?import=blogger&noheader=true'><p class='submit' style='text-align:left;'><input type='submit' class='button' value='$submit' name='restart' /></p></form></div>";
|
|---|
| 837 | }
|
|---|
| 838 | }
|
|---|
| 839 |
|
|---|
| 840 | function save_vars() {
|
|---|
| 841 | $vars = get_object_vars($this);
|
|---|
| 842 | update_option( 'blogger_importer', $vars );
|
|---|
| 843 |
|
|---|
| 844 | return !empty($vars);
|
|---|
| 845 | }
|
|---|
| 846 |
|
|---|
| 847 | function admin_head() {
|
|---|
| 848 | ?>
|
|---|
| 849 | <style type="text/css">
|
|---|
| 850 | td { text-align: center; line-height: 2em;}
|
|---|
| 851 | thead td { font-weight: bold; }
|
|---|
| 852 | .bar {
|
|---|
| 853 | width: 200px;
|
|---|
| 854 | text-align: left;
|
|---|
| 855 | line-height: 2em;
|
|---|
| 856 | padding: 0px;
|
|---|
| 857 | }
|
|---|
| 858 | .ind {
|
|---|
| 859 | position: absolute;
|
|---|
| 860 | background-color: #83B4D8;
|
|---|
| 861 | width: 1px;
|
|---|
| 862 | z-index: 9;
|
|---|
| 863 | }
|
|---|
| 864 | .stat {
|
|---|
| 865 | z-index: 10;
|
|---|
| 866 | position: relative;
|
|---|
| 867 | text-align: center;
|
|---|
| 868 | }
|
|---|
| 869 | </style>
|
|---|
| 870 | <?php
|
|---|
| 871 | }
|
|---|
| 872 |
|
|---|
| 873 | function Blogger_Import() {
|
|---|
| 874 | global $importer_started;
|
|---|
| 875 | $importer_started = time();
|
|---|
| 876 | if ( isset( $_GET['import'] ) && $_GET['import'] == 'blogger' ) {
|
|---|
| 877 | wp_enqueue_script('jquery');
|
|---|
| 878 | add_action('admin_head', array(&$this, 'admin_head'));
|
|---|
| 879 | }
|
|---|
| 880 | }
|
|---|
| 881 | }
|
|---|
| 882 |
|
|---|
| 883 | $blogger_import = new Blogger_Import();
|
|---|
| 884 |
|
|---|
| 885 | register_importer('blogger', __('Blogger'), __('Import posts, comments, and users from a Blogger blog.'), array ($blogger_import, 'start'));
|
|---|
| 886 |
|
|---|
| 887 | class AtomEntry {
|
|---|
| 888 | var $links = array();
|
|---|
| 889 | var $categories = array();
|
|---|
| 890 | }
|
|---|
| 891 |
|
|---|
| 892 | class AtomParser {
|
|---|
| 893 |
|
|---|
| 894 | var $ATOM_CONTENT_ELEMENTS = array('content','summary','title','subtitle','rights');
|
|---|
| 895 | var $ATOM_SIMPLE_ELEMENTS = array('id','updated','published','draft','author');
|
|---|
| 896 |
|
|---|
| 897 | var $depth = 0;
|
|---|
| 898 | var $indent = 2;
|
|---|
| 899 | var $in_content;
|
|---|
| 900 | var $ns_contexts = array();
|
|---|
| 901 | var $ns_decls = array();
|
|---|
| 902 | var $is_xhtml = false;
|
|---|
| 903 | var $skipped_div = false;
|
|---|
| 904 |
|
|---|
| 905 | var $entry;
|
|---|
| 906 |
|
|---|
| 907 | function AtomParser() {
|
|---|
| 908 |
|
|---|
| 909 | $this->entry = new AtomEntry();
|
|---|
| 910 | $this->map_attrs_func = create_function('$k,$v', 'return "$k=\"$v\"";');
|
|---|
| 911 | $this->map_xmlns_func = create_function('$p,$n', '$xd = "xmlns"; if(strlen($n[0])>0) $xd .= ":{$n[0]}"; return "{$xd}=\"{$n[1]}\"";');
|
|---|
| 912 | }
|
|---|
| 913 |
|
|---|
| 914 | function parse($xml) {
|
|---|
| 915 |
|
|---|
| 916 | global $app_logging;
|
|---|
| 917 | array_unshift($this->ns_contexts, array());
|
|---|
| 918 |
|
|---|
| 919 | $parser = xml_parser_create_ns();
|
|---|
| 920 | xml_set_object($parser, $this);
|
|---|
| 921 | xml_set_element_handler($parser, "start_element", "end_element");
|
|---|
| 922 | xml_parser_set_option($parser,XML_OPTION_CASE_FOLDING,0);
|
|---|
| 923 | xml_parser_set_option($parser,XML_OPTION_SKIP_WHITE,0);
|
|---|
| 924 | xml_set_character_data_handler($parser, "cdata");
|
|---|
| 925 | xml_set_default_handler($parser, "_default");
|
|---|
| 926 | xml_set_start_namespace_decl_handler($parser, "start_ns");
|
|---|
| 927 | xml_set_end_namespace_decl_handler($parser, "end_ns");
|
|---|
| 928 |
|
|---|
| 929 | $contents = "";
|
|---|
| 930 |
|
|---|
| 931 | xml_parse($parser, $xml);
|
|---|
| 932 |
|
|---|
| 933 | xml_parser_free($parser);
|
|---|
| 934 |
|
|---|
| 935 | return true;
|
|---|
| 936 | }
|
|---|
| 937 |
|
|---|
| 938 | function start_element($parser, $name, $attrs) {
|
|---|
| 939 |
|
|---|
| 940 | $tag = array_pop(split(":", $name));
|
|---|
| 941 |
|
|---|
| 942 | array_unshift($this->ns_contexts, $this->ns_decls);
|
|---|
| 943 |
|
|---|
| 944 | $this->depth++;
|
|---|
| 945 |
|
|---|
| 946 | if(!empty($this->in_content)) {
|
|---|
| 947 | $attrs_prefix = array();
|
|---|
| 948 |
|
|---|
| 949 | // resolve prefixes for attributes
|
|---|
| 950 | foreach($attrs as $key => $value) {
|
|---|
| 951 | $attrs_prefix[$this->ns_to_prefix($key)] = $this->xml_escape($value);
|
|---|
| 952 | }
|
|---|
| 953 | $attrs_str = join(' ', array_map($this->map_attrs_func, array_keys($attrs_prefix), array_values($attrs_prefix)));
|
|---|
| 954 | if(strlen($attrs_str) > 0) {
|
|---|
| 955 | $attrs_str = " " . $attrs_str;
|
|---|
| 956 | }
|
|---|
| 957 |
|
|---|
| 958 | $xmlns_str = join(' ', array_map($this->map_xmlns_func, array_keys($this->ns_contexts[0]), array_values($this->ns_contexts[0])));
|
|---|
| 959 | if(strlen($xmlns_str) > 0) {
|
|---|
| 960 | $xmlns_str = " " . $xmlns_str;
|
|---|
| 961 | }
|
|---|
| 962 |
|
|---|
| 963 | // handle self-closing tags (case: a new child found right-away, no text node)
|
|---|
| 964 | if(count($this->in_content) == 2) {
|
|---|
| 965 | array_push($this->in_content, ">");
|
|---|
| 966 | }
|
|---|
| 967 |
|
|---|
| 968 | array_push($this->in_content, "<". $this->ns_to_prefix($name) ."{$xmlns_str}{$attrs_str}");
|
|---|
| 969 | } else if(in_array($tag, $this->ATOM_CONTENT_ELEMENTS) || in_array($tag, $this->ATOM_SIMPLE_ELEMENTS)) {
|
|---|
| 970 | $this->in_content = array();
|
|---|
| 971 | $this->is_xhtml = $attrs['type'] == 'xhtml';
|
|---|
| 972 | array_push($this->in_content, array($tag,$this->depth));
|
|---|
| 973 | } else if($tag == 'link') {
|
|---|
| 974 | array_push($this->entry->links, $attrs);
|
|---|
| 975 | } else if($tag == 'category') {
|
|---|
| 976 | array_push($this->entry->categories, $attrs['term']);
|
|---|
| 977 | }
|
|---|
| 978 |
|
|---|
| 979 | $this->ns_decls = array();
|
|---|
| 980 | }
|
|---|
| 981 |
|
|---|
| 982 | function end_element($parser, $name) {
|
|---|
| 983 |
|
|---|
| 984 | $tag = array_pop(split(":", $name));
|
|---|
| 985 |
|
|---|
| 986 | if(!empty($this->in_content)) {
|
|---|
| 987 | if($this->in_content[0][0] == $tag &&
|
|---|
| 988 | $this->in_content[0][1] == $this->depth) {
|
|---|
| 989 | array_shift($this->in_content);
|
|---|
| 990 | if($this->is_xhtml) {
|
|---|
| 991 | $this->in_content = array_slice($this->in_content, 2, count($this->in_content)-3);
|
|---|
| 992 | }
|
|---|
| 993 | $this->entry->$tag = join('',$this->in_content);
|
|---|
| 994 | $this->in_content = array();
|
|---|
| 995 | } else {
|
|---|
| 996 | $endtag = $this->ns_to_prefix($name);
|
|---|
| 997 | if (strpos($this->in_content[count($this->in_content)-1], '<' . $endtag) !== false) {
|
|---|
| 998 | array_push($this->in_content, "/>");
|
|---|
| 999 | } else {
|
|---|
| 1000 | array_push($this->in_content, "</$endtag>");
|
|---|
| 1001 | }
|
|---|
| 1002 | }
|
|---|
| 1003 | }
|
|---|
| 1004 |
|
|---|
| 1005 | array_shift($this->ns_contexts);
|
|---|
| 1006 |
|
|---|
| 1007 | #print str_repeat(" ", $this->depth * $this->indent) . "end_element('$name')" ."\n";
|
|---|
| 1008 |
|
|---|
| 1009 | $this->depth--;
|
|---|
| 1010 | }
|
|---|
| 1011 |
|
|---|
| 1012 | function start_ns($parser, $prefix, $uri) {
|
|---|
| 1013 | #print str_repeat(" ", $this->depth * $this->indent) . "starting: " . $prefix . ":" . $uri . "\n";
|
|---|
| 1014 | array_push($this->ns_decls, array($prefix,$uri));
|
|---|
| 1015 | }
|
|---|
| 1016 |
|
|---|
| 1017 | function end_ns($parser, $prefix) {
|
|---|
| 1018 | #print str_repeat(" ", $this->depth * $this->indent) . "ending: #" . $prefix . "#\n";
|
|---|
| 1019 | }
|
|---|
| 1020 |
|
|---|
| 1021 | function cdata($parser, $data) {
|
|---|
| 1022 | #print str_repeat(" ", $this->depth * $this->indent) . "data: #" . $data . "#\n";
|
|---|
| 1023 | if(!empty($this->in_content)) {
|
|---|
| 1024 | // handle self-closing tags (case: text node found, need to close element started)
|
|---|
| 1025 | if (strpos($this->in_content[count($this->in_content)-1], '<') !== false) {
|
|---|
| 1026 | array_push($this->in_content, ">");
|
|---|
| 1027 | }
|
|---|
| 1028 | array_push($this->in_content, $this->xml_escape($data));
|
|---|
| 1029 | }
|
|---|
| 1030 | }
|
|---|
| 1031 |
|
|---|
| 1032 | function _default($parser, $data) {
|
|---|
| 1033 | # when does this gets called?
|
|---|
| 1034 | }
|
|---|
| 1035 |
|
|---|
| 1036 |
|
|---|
| 1037 | function ns_to_prefix($qname) {
|
|---|
| 1038 | $components = split(":", $qname);
|
|---|
| 1039 | $name = array_pop($components);
|
|---|
| 1040 |
|
|---|
| 1041 | if(!empty($components)) {
|
|---|
| 1042 | $ns = join(":",$components);
|
|---|
| 1043 | foreach($this->ns_contexts as $context) {
|
|---|
| 1044 | foreach($context as $mapping) {
|
|---|
| 1045 | if($mapping[1] == $ns && strlen($mapping[0]) > 0) {
|
|---|
| 1046 | return "$mapping[0]:$name";
|
|---|
| 1047 | }
|
|---|
| 1048 | }
|
|---|
| 1049 | }
|
|---|
| 1050 | }
|
|---|
| 1051 | return $name;
|
|---|
| 1052 | }
|
|---|
| 1053 |
|
|---|
| 1054 | function xml_escape($string)
|
|---|
| 1055 | {
|
|---|
| 1056 | return str_replace(array('&','"',"'",'<','>'),
|
|---|
| 1057 | array('&','"',''','<','>'),
|
|---|
| 1058 | $string );
|
|---|
| 1059 | }
|
|---|
| 1060 | }
|
|---|
| 1061 |
|
|---|
| 1062 | ?>
|
|---|
