mirror of
https://github.com/WordPress/WordPress.git
synced 2024-08-26 15:53:08 +02:00
git-svn-id: http://svn.automattic.com/wordpress/trunk@6950 1a063a9b-81f0-0310-95a4-ce76da25c4cd
1018 lines
36 KiB
PHP
1018 lines
36 KiB
PHP
<?php
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define( 'MAX_RESULTS', 50 ); // How many records per GData query
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define( 'MAX_EXECUTION_TIME', 20 ); // How many seconds to let the script run
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define( 'STATUS_INTERVAL', 3 ); // How many seconds between status bar updates
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class Blogger_Import {
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// Shows the welcome screen and the magic auth link.
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function greet() {
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$next_url = get_option('siteurl') . '/wp-admin/index.php?import=blogger&noheader=true';
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$auth_url = "https://www.google.com/accounts/AuthSubRequest";
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$title = __('Import Blogger');
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$welcome = __('Howdy! This importer allows you to import posts and comments from your Blogger account into your WordPress blog.');
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$prereqs = __('To use this importer, you must have a Google account and an upgraded (New, was Beta) blog hosted on blogspot.com or a custom domain (not FTP).');
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$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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$auth = __('Authorize');
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echo "
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<div class='wrap'><h2>$title</h2><p>$welcome</p><p>$prereqs</p><p>$stepone</p>
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<form action='$auth_url' method='get'>
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<p class='submit' style='text-align:left;'>
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<input type='submit' class='button' value='$auth' />
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<input type='hidden' name='scope' value='http://www.blogger.com/feeds/' />
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<input type='hidden' name='session' value='1' />
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<input type='hidden' name='secure' value='0' />
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<input type='hidden' name='next' value='$next_url' />
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</p>
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</form>
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</div>\n";
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}
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function uh_oh($title, $message, $info) {
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echo "<div class='wrap'><h2>$title</h2><p>$message</p><pre>$info</pre></div>";
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}
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function auth() {
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// We have a single-use token that must be upgraded to a session token.
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$token = preg_replace( '/[^-_0-9a-zA-Z]/', '', $_GET['token'] );
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$headers = array(
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"GET /accounts/AuthSubSessionToken HTTP/1.0",
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"Authorization: AuthSub token=\"$token\""
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);
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$request = join( "\r\n", $headers ) . "\r\n\r\n";
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$sock = $this->_get_auth_sock( );
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if ( ! $sock ) return false;
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$response = $this->_txrx( $sock, $request );
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preg_match( '/token=([-_0-9a-z]+)/i', $response, $matches );
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if ( empty( $matches[1] ) ) {
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$this->uh_oh(
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__( 'Authorization failed' ),
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__( 'Something went wrong. If the problem persists, send this info to support:' ),
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htmlspecialchars($response)
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);
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return false;
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}
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$this->token = $matches[1];
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wp_redirect( remove_query_arg( array( 'token', 'noheader' ) ) );
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}
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function get_token_info() {
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$headers = array(
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"GET /accounts/AuthSubTokenInfo HTTP/1.0",
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"Authorization: AuthSub token=\"$this->token\""
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);
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$request = join( "\r\n", $headers ) . "\r\n\r\n";
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$sock = $this->_get_auth_sock( );
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if ( ! $sock ) return;
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$response = $this->_txrx( $sock, $request );
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return $this->parse_response($response);
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}
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function token_is_valid() {
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$info = $this->get_token_info();
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if ( $info['code'] == 200 )
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return true;
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return false;
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}
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function show_blogs($iter = 0) {
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if ( empty($this->blogs) ) {
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$headers = array(
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"GET /feeds/default/blogs HTTP/1.0",
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"Host: www.blogger.com",
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"Authorization: AuthSub token=\"$this->token\""
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);
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$request = join( "\r\n", $headers ) . "\r\n\r\n";
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$sock = $this->_get_blogger_sock( );
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if ( ! $sock ) return;
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$response = $this->_txrx( $sock, $request );
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// Quick and dirty XML mining.
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list( $headers, $xml ) = explode( "\r\n\r\n", $response );
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$p = xml_parser_create();
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xml_parse_into_struct($p, $xml, $vals, $index);
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xml_parser_free($p);
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$this->title = $vals[$index['TITLE'][0]]['value'];
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// Give it a few retries... this step often flakes out the first time.
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if ( empty( $index['ENTRY'] ) ) {
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if ( $iter < 3 ) {
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return $this->show_blogs($iter + 1);
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} else {
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$this->uh_oh(
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__('Trouble signing in'),
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__('We were not able to gain access to your account. Try starting over.'),
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''
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);
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return false;
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}
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}
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foreach ( $index['ENTRY'] as $i ) {
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$blog = array();
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while ( ( $tag = $vals[$i] ) && ! ( $tag['tag'] == 'ENTRY' && $tag['type'] == 'close' ) ) {
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if ( $tag['tag'] == 'TITLE' ) {
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$blog['title'] = $tag['value'];
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} elseif ( $tag['tag'] == 'SUMMARY' ) {
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$blog['summary'] == $tag['value'];
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} elseif ( $tag['tag'] == 'LINK' ) {
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if ( $tag['attributes']['REL'] == 'alternate' && $tag['attributes']['TYPE'] == 'text/html' ) {
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$parts = parse_url( $tag['attributes']['HREF'] );
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$blog['host'] = $parts['host'];
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} elseif ( $tag['attributes']['REL'] == 'edit' )
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$blog['gateway'] = $tag['attributes']['HREF'];
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}
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++$i;
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}
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if ( ! empty ( $blog ) ) {
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$blog['total_posts'] = $this->get_total_results('posts', $blog['host']);
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$blog['total_comments'] = $this->get_total_results('comments', $blog['host']);
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$blog['mode'] = 'init';
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$this->blogs[] = $blog;
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}
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}
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if ( empty( $this->blogs ) ) {
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$this->uh_oh(
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__('No blogs found'),
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__('We were able to log in but there were no blogs. Try a different account next time.'),
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''
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);
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return false;
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}
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}
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//echo '<pre>'.print_r($this,1).'</pre>';
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$start = js_escape( __('Import') );
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$continue = js_escape( __('Continue') );
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$stop = js_escape( __('Importing...') );
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$authors = js_escape( __('Set Authors') );
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$loadauth = js_escape( __('Preparing author mapping form...') );
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$authhead = js_escape( __('Final Step: Author Mapping') );
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$nothing = js_escape( __('Nothing was imported. Had you already imported this blog?') );
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$title = __('Blogger Blogs');
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$name = __('Blog Name');
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$url = __('Blog URL');
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$action = __('The Magic Button');
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$posts = __('Posts');
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$comments = __('Comments');
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$noscript = __('This feature requires Javascript but it seems to be disabled. Please enable Javascript and then reload this page. Don\'t worry, you can turn it back off when you\'re done.');
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$interval = STATUS_INTERVAL * 1000;
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foreach ( $this->blogs as $i => $blog ) {
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if ( $blog['mode'] == 'init' )
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$value = $start;
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elseif ( $blog['mode'] == 'posts' || $blog['mode'] == 'comments' )
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$value = $continue;
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else
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$value = $authors;
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$blogtitle = js_escape( $blog['title'] );
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$pdone = isset($blog['posts_done']) ? (int) $blog['posts_done'] : 0;
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$cdone = isset($blog['comments_done']) ? (int) $blog['comments_done'] : 0;
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$init .= "blogs[$i]=new blog($i,'$blogtitle','{$blog['mode']}'," . $this->get_js_status($i) . ');';
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$pstat = "<div class='ind' id='pind$i'> </div><div id='pstat$i' class='stat'>$pdone/{$blog['total_posts']}</div>";
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$cstat = "<div class='ind' id='cind$i'> </div><div id='cstat$i' class='stat'>$cdone/{$blog['total_comments']}</div>";
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$rows .= "<tr id='blog$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='$i' /></td></tr>\n";
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}
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echo "<div class='wrap'><h2>$title</h2><noscript>$noscript</noscript><table cellpadding='5px'><thead><td>$name</td><td>$url</td><td>$posts</td><td>$comments</td><td>$action</td></thead>\n$rows</table></form></div>";
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echo "
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<script type='text/javascript'>
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var strings = {cont:'$continue',stop:'$stop',stopping:'$stopping',authors:'$authors',nothing:'$nothing'};
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var blogs = {};
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function blog(i, title, mode, status){
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this.blog = i;
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this.mode = mode;
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this.title = title;
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this.status = status;
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this.button = document.getElementById('submit'+this.blog);
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};
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blog.prototype = {
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start: function() {
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this.cont = true;
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this.kick();
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this.check();
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},
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kick: function() {
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++this.kicks;
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var i = this.blog;
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jQuery.post('admin.php?import=blogger&noheader=true',{blog:this.blog},function(text,result){blogs[i].kickd(text,result)});
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},
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check: function() {
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++this.checks;
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var i = this.blog;
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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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},
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kickd: function(text, result) {
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if ( result == 'error' ) {
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// TODO: exception handling
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if ( this.cont )
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setTimeout('blogs['+this.blog+'].kick()', 1000);
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} else {
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if ( text == 'done' ) {
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this.stop();
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this.done();
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} else if ( text == 'nothing' ) {
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this.stop();
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this.nothing();
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} else if ( text == 'continue' ) {
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this.kick();
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} else if ( this.mode = 'stopped' )
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jQuery(this.button).attr('value', strings.cont);
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}
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--this.kicks;
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},
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checkd: function(text, result) {
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if ( result == 'error' ) {
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// TODO: exception handling
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} else {
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eval('this.status='+text);
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jQuery('#pstat'+this.blog).empty().append(this.status.p1+'/'+this.status.p2);
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jQuery('#cstat'+this.blog).empty().append(this.status.c1+'/'+this.status.c2);
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this.update();
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if ( this.cont || this.kicks > 0 )
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setTimeout('blogs['+this.blog+'].check()', $interval);
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}
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--this.checks;
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},
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update: function() {
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jQuery('#pind'+this.blog).width(((this.status.p1>0&&this.status.p2>0)?(this.status.p1/this.status.p2*jQuery('#pind'+this.blog).parent().width()):1)+'px');
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jQuery('#cind'+this.blog).width(((this.status.c1>0&&this.status.c2>0)?(this.status.c1/this.status.c2*jQuery('#cind'+this.blog).parent().width()):1)+'px');
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},
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stop: function() {
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this.cont = false;
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},
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done: function() {
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this.mode = 'authors';
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jQuery(this.button).attr('value', strings.authors);
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},
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nothing: function() {
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this.mode = 'nothing';
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jQuery(this.button).remove();
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alert(strings.nothing);
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},
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getauthors: function() {
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if ( jQuery('div.wrap').length > 1 )
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jQuery('div.wrap').gt(0).remove();
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jQuery('div.wrap').empty().append('<h2>$authhead</h2><h3>' + this.title + '</h3>');
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jQuery('div.wrap').append('<p id=\"auth\">$loadauth</p>');
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jQuery('p#auth').load('index.php?import=blogger&noheader=true&authors=1',{blog:this.blog});
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},
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init: function() {
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this.update();
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var i = this.blog;
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jQuery(this.button).bind('click', function(){return blogs[i].click();});
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this.kicks = 0;
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this.checks = 0;
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},
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click: function() {
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if ( this.mode == 'init' || this.mode == 'stopped' || this.mode == 'posts' || this.mode == 'comments' ) {
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this.mode = 'started';
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this.start();
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jQuery(this.button).attr('value', strings.stop);
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} else if ( this.mode == 'started' ) {
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return false; // let it run...
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this.mode = 'stopped';
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this.stop();
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if ( this.checks > 0 || this.kicks > 0 ) {
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this.mode = 'stopping';
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jQuery(this.button).attr('value', strings.stopping);
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} else {
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jQuery(this.button).attr('value', strings.cont);
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}
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} else if ( this.mode == 'authors' ) {
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document.location = 'index.php?import=blogger&authors=1&blog='+this.blog;
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//this.mode = 'authors2';
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//this.getauthors();
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}
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return false;
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}
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};
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$init
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jQuery.each(blogs, function(i, me){me.init();});
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</script>\n";
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}
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// Handy function for stopping the script after a number of seconds.
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function have_time() {
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global $importer_started;
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if ( time() - $importer_started > MAX_EXECUTION_TIME )
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die('continue');
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return true;
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}
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function get_total_results($type, $host) {
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$headers = array(
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"GET /feeds/$type/default?max-results=1&start-index=2 HTTP/1.0",
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"Host: $host",
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"Authorization: AuthSub token=\"$this->token\""
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);
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$request = join( "\r\n", $headers ) . "\r\n\r\n";
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$sock = $this->_get_blogger_sock( $host );
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if ( ! $sock ) return;
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$response = $this->_txrx( $sock, $request );
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$response = $this->parse_response( $response );
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$parser = xml_parser_create();
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xml_parse_into_struct($parser, $response['body'], $struct, $index);
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xml_parser_free($parser);
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$total_results = $struct[$index['OPENSEARCH:TOTALRESULTS'][0]]['value'];
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return (int) $total_results;
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}
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function import_blog($blogID) {
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global $importing_blog;
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$importing_blog = $blogID;
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if ( isset($_GET['authors']) )
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return print($this->get_author_form());
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header('Content-Type: text/plain');
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if ( isset($_GET['status']) )
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die($this->get_js_status());
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if ( isset($_GET['saveauthors']) )
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die($this->save_authors());
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$blog = $this->blogs[$blogID];
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$total_results = $this->get_total_results('posts', $blog['host']);
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$this->blogs[$importing_blog]['total_posts'] = $total_results;
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$start_index = $total_results - MAX_RESULTS + 1;
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if ( isset( $this->blogs[$importing_blog]['posts_start_index'] ) )
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$start_index = (int) $this->blogs[$importing_blog]['posts_start_index'];
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elseif ( $total_results > MAX_RESULTS )
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$start_index = $total_results - MAX_RESULTS + 1;
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else
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$start_index = 1;
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// This will be positive until we have finished importing posts
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if ( $start_index > 0 ) {
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// Grab all the posts
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$this->blogs[$importing_blog]['mode'] = 'posts';
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$query = "start-index=$start_index&max-results=" . MAX_RESULTS;
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do {
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$index = $struct = $entries = array();
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$headers = array(
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"GET /feeds/posts/default?$query HTTP/1.0",
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"Host: {$blog['host']}",
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"Authorization: AuthSub token=\"$this->token\""
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);
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$request = join( "\r\n", $headers ) . "\r\n\r\n";
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$sock = $this->_get_blogger_sock( $blog['host'] );
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if ( ! $sock ) return; // TODO: Error handling
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$response = $this->_txrx( $sock, $request );
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$response = $this->parse_response( $response );
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// Extract the entries and send for insertion
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preg_match_all( '/<entry[^>]*>.*?<\/entry>/s', $response['body'], $matches );
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if ( count( $matches[0] ) ) {
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$entries = array_reverse($matches[0]);
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foreach ( $entries as $entry ) {
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$entry = "<feed>$entry</feed>";
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$AtomParser = new AtomParser();
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$AtomParser->parse( $entry );
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$result = $this->import_post($AtomParser->entry);
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if ( is_wp_error( $result ) )
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return $result;
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unset($AtomParser);
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}
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} else break;
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// Get the 'previous' query string which we'll use on the next iteration
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$query = '';
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$links = preg_match_all('/<link([^>]*)>/', $response['body'], $matches);
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if ( count( $matches[1] ) )
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foreach ( $matches[1] as $match )
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if ( preg_match('/rel=.previous./', $match) )
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$query = html_entity_decode( preg_replace('/^.*href=[\'"].*\?(.+)[\'"].*$/', '$1', $match) );
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if ( $query ) {
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parse_str($query, $q);
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$this->blogs[$importing_blog]['posts_start_index'] = (int) $q['start-index'];
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} else
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$this->blogs[$importing_blog]['posts_start_index'] = 0;
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$this->save_vars();
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} while ( !empty( $query ) && $this->have_time() );
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}
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$total_results = $this->get_total_results( 'comments', $blog['host'] );
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$this->blogs[$importing_blog]['total_comments'] = $total_results;
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if ( isset( $this->blogs[$importing_blog]['comments_start_index'] ) )
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$start_index = (int) $this->blogs[$importing_blog]['comments_start_index'];
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elseif ( $total_results > MAX_RESULTS )
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$start_index = $total_results - MAX_RESULTS + 1;
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else
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$start_index = 1;
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if ( $start_index > 0 ) {
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// Grab all the comments
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$this->blogs[$importing_blog]['mode'] = 'comments';
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$query = "start-index=$start_index&max-results=" . MAX_RESULTS;
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do {
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$index = $struct = $entries = array();
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$headers = array(
|
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"GET /feeds/comments/default?$query HTTP/1.0",
|
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"Host: {$blog['host']}",
|
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"Authorization: AuthSub token=\"$this->token\""
|
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);
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$request = join( "\r\n", $headers ) . "\r\n\r\n";
|
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$sock = $this->_get_blogger_sock( $blog['host'] );
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if ( ! $sock ) return; // TODO: Error handling
|
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$response = $this->_txrx( $sock, $request );
|
|
|
|
$response = $this->parse_response( $response );
|
|
|
|
// Extract the comments and send for insertion
|
|
preg_match_all( '/<entry[^>]*>.*?<\/entry>/s', $response['body'], $matches );
|
|
if ( count( $matches[0] ) ) {
|
|
$entries = array_reverse( $matches[0] );
|
|
foreach ( $entries as $entry ) {
|
|
$entry = "<feed>$entry</feed>";
|
|
$AtomParser = new AtomParser();
|
|
$AtomParser->parse( $entry );
|
|
$this->import_comment($AtomParser->entry);
|
|
unset($AtomParser);
|
|
}
|
|
}
|
|
|
|
// Get the 'previous' query string which we'll use on the next iteration
|
|
$query = '';
|
|
$links = preg_match_all('/<link([^>]*)>/', $response['body'], $matches);
|
|
if ( count( $matches[1] ) )
|
|
foreach ( $matches[1] as $match )
|
|
if ( preg_match('/rel=.previous./', $match) )
|
|
$query = html_entity_decode( preg_replace('/^.*href=[\'"].*\?(.+)[\'"].*$/', '$1', $match) );
|
|
|
|
parse_str($query, $q);
|
|
|
|
$this->blogs[$importing_blog]['comments_start_index'] = (int) $q['start-index'];
|
|
$this->save_vars();
|
|
} while ( !empty( $query ) && $this->have_time() );
|
|
}
|
|
$this->blogs[$importing_blog]['mode'] = 'authors';
|
|
$this->save_vars();
|
|
if ( !$this->blogs[$importing_blog]['posts_done'] && !$this->blogs[$importing_blog]['comments_done'] )
|
|
die('nothing');
|
|
do_action('import_done', 'blogger');
|
|
die('done');
|
|
}
|
|
|
|
function convert_date( $date ) {
|
|
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);
|
|
$offset = iso8601_timezone_to_offset( $date_bits[7] );
|
|
$timestamp = gmmktime($date_bits[4], $date_bits[5], $date_bits[6], $date_bits[2], $date_bits[3], $date_bits[1]);
|
|
$timestamp -= $offset; // Convert from Blogger local time to GMT
|
|
$timestamp += get_option('gmt_offset') * 3600; // Convert from GMT to WP local time
|
|
return gmdate('Y-m-d H:i:s', $timestamp);
|
|
}
|
|
|
|
function no_apos( $string ) {
|
|
return str_replace( ''', "'", $string);
|
|
}
|
|
|
|
function min_whitespace( $string ) {
|
|
return preg_replace( '|\s+|', ' ', $string );
|
|
}
|
|
|
|
function import_post( $entry ) {
|
|
global $wpdb, $importing_blog;
|
|
|
|
// The old permalink is all Blogger gives us to link comments to their posts.
|
|
if ( isset( $entry->draft ) )
|
|
$rel = 'self';
|
|
else
|
|
$rel = 'alternate';
|
|
foreach ( $entry->links as $link ) {
|
|
if ( $link['rel'] == $rel ) {
|
|
$parts = parse_url( $link['href'] );
|
|
$entry->old_permalink = $parts['path'];
|
|
break;
|
|
}
|
|
}
|
|
|
|
$post_date = $this->convert_date( $entry->published );
|
|
$post_content = trim( addslashes( $this->no_apos( html_entity_decode( $entry->content ) ) ) );
|
|
$post_title = trim( addslashes( $this->no_apos( $this->min_whitespace( $entry->title ) ) ) );
|
|
$post_status = isset( $entry->draft ) ? 'draft' : 'publish';
|
|
|
|
// Clean up content
|
|
$post_content = preg_replace('|<(/?[A-Z]+)|e', "'<' . strtolower('$1')", $post_content);
|
|
$post_content = str_replace('<br>', '<br />', $post_content);
|
|
$post_content = str_replace('<hr>', '<hr />', $post_content);
|
|
|
|
// Checks for duplicates
|
|
if ( isset( $this->blogs[$importing_blog]['posts'][$entry->old_permalink] ) ) {
|
|
++$this->blogs[$importing_blog]['posts_skipped'];
|
|
} elseif ( $post_id = post_exists( $post_title, $post_content, $post_date ) ) {
|
|
$this->blogs[$importing_blog]['posts'][$entry->old_permalink] = $post_id;
|
|
++$this->blogs[$importing_blog]['posts_skipped'];
|
|
} else {
|
|
$post = compact('post_date', 'post_content', 'post_title', 'post_status');
|
|
|
|
$post_id = wp_insert_post($post);
|
|
if ( is_wp_error( $post_id ) )
|
|
return $post_id;
|
|
|
|
wp_create_categories( array_map( 'addslashes', $entry->categories ), $post_id );
|
|
|
|
$author = $this->no_apos( strip_tags( $entry->author ) );
|
|
|
|
add_post_meta( $post_id, 'blogger_blog', $this->blogs[$importing_blog]['host'], true );
|
|
add_post_meta( $post_id, 'blogger_author', $author, true );
|
|
add_post_meta( $post_id, 'blogger_permalink', $entry->old_permalink, true );
|
|
|
|
$this->blogs[$importing_blog]['posts'][$entry->old_permalink] = $post_id;
|
|
++$this->blogs[$importing_blog]['posts_done'];
|
|
}
|
|
$this->save_vars();
|
|
return;
|
|
}
|
|
|
|
function import_comment( $entry ) {
|
|
global $importing_blog;
|
|
|
|
// Drop the #fragment and we have the comment's old post permalink.
|
|
foreach ( $entry->links as $link ) {
|
|
if ( $link['rel'] == 'alternate' ) {
|
|
$parts = parse_url( $link['href'] );
|
|
$entry->old_permalink = $parts['fragment'];
|
|
$entry->old_post_permalink = $parts['path'];
|
|
break;
|
|
}
|
|
}
|
|
|
|
$comment_post_ID = (int) $this->blogs[$importing_blog]['posts'][$entry->old_post_permalink];
|
|
preg_match('#<name>(.+?)</name>.*(?:\<uri>(.+?)</uri>)?#', $entry->author, $matches);
|
|
$comment_author = addslashes( $this->no_apos( strip_tags( (string) $matches[1] ) ) );
|
|
$comment_author_url = addslashes( $this->no_apos( strip_tags( (string) $matches[2] ) ) );
|
|
$comment_date = $this->convert_date( $entry->updated );
|
|
$comment_content = addslashes( $this->no_apos( html_entity_decode( $entry->content ) ) );
|
|
|
|
// Clean up content
|
|
$comment_content = preg_replace('|<(/?[A-Z]+)|e', "'<' . strtolower('$1')", $comment_content);
|
|
$comment_content = str_replace('<br>', '<br />', $comment_content);
|
|
$comment_content = str_replace('<hr>', '<hr />', $comment_content);
|
|
|
|
// Checks for duplicates
|
|
if (
|
|
isset( $this->blogs[$importing_blog]['comments'][$entry->old_permalink] ) ||
|
|
comment_exists( $comment_author, $comment_date )
|
|
) {
|
|
++$this->blogs[$importing_blog]['comments_skipped'];
|
|
} else {
|
|
$comment = compact('comment_post_ID', 'comment_author', 'comment_author_url', 'comment_date', 'comment_content');
|
|
|
|
$comment_id = wp_insert_comment($comment);
|
|
|
|
$this->blogs[$importing_blog]['comments'][$entry->old_permalink] = $comment_id;
|
|
|
|
++$this->blogs[$importing_blog]['comments_done'];
|
|
}
|
|
$this->save_vars();
|
|
}
|
|
|
|
function get_js_status($blog = false) {
|
|
global $importing_blog;
|
|
if ( $blog === false )
|
|
$blog = $this->blogs[$importing_blog];
|
|
else
|
|
$blog = $this->blogs[$blog];
|
|
$p1 = isset( $blog['posts_done'] ) ? (int) $blog['posts_done'] : 0;
|
|
$p2 = isset( $blog['total_posts'] ) ? (int) $blog['total_posts'] : 0;
|
|
$c1 = isset( $blog['comments_done'] ) ? (int) $blog['comments_done'] : 0;
|
|
$c2 = isset( $blog['total_comments'] ) ? (int) $blog['total_comments'] : 0;
|
|
return "{p1:$p1,p2:$p2,c1:$c1,c2:$c2}";
|
|
}
|
|
|
|
function get_author_form($blog = false) {
|
|
global $importing_blog, $wpdb, $current_user;
|
|
if ( $blog === false )
|
|
$blog = & $this->blogs[$importing_blog];
|
|
else
|
|
$blog = & $this->blogs[$blog];
|
|
|
|
if ( !isset( $blog['authors'] ) ) {
|
|
$post_ids = array_values($blog['posts']);
|
|
$authors = (array) $wpdb->get_col("SELECT DISTINCT meta_value FROM $wpdb->postmeta WHERE meta_key = 'blogger_author' AND post_id IN (" . join( ',', $post_ids ) . ")");
|
|
$blog['authors'] = array_map(null, $authors, array_fill(0, count($authors), $current_user->ID));
|
|
$this->save_vars();
|
|
}
|
|
|
|
$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.');
|
|
$heading = __('Author mapping');
|
|
$blogtitle = "{$blog['title']} ({$blog['host']})";
|
|
$mapthis = __('Blogger username');
|
|
$tothis = __('WordPress login');
|
|
$submit = js_escape( __('Save Changes') );
|
|
|
|
foreach ( $blog['authors'] as $i => $author )
|
|
$rows .= "<tr><td><label for='authors[$i]'>{$author[0]}</label></td><td><select name='authors[$i]' id='authors[$i]'>" . $this->get_user_options($author[1]) . "</select></td></tr>";
|
|
|
|
return "<div class='wrap'><h2>$heading</h2><h3>$blogtitle</h3><p>$directions</p><form action='index.php?import=blogger&noheader=true&saveauthors=1' method='post'><input type='hidden' name='blog' value='$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>";
|
|
}
|
|
|
|
function get_user_options($current) {
|
|
global $wpdb, $importer_users;
|
|
if ( ! isset( $importer_users ) )
|
|
$importer_users = (array) get_users_of_blog();
|
|
|
|
foreach ( $importer_users as $user ) {
|
|
$sel = ( $user->user_id == $current ) ? " selected='selected'" : '';
|
|
$options .= "<option value='$user->user_id'$sel>$user->display_name</option>";
|
|
}
|
|
|
|
return $options;
|
|
}
|
|
|
|
function save_authors() {
|
|
global $importing_blog, $wpdb;
|
|
$authors = (array) $_POST['authors'];
|
|
|
|
$host = $this->blogs[$importing_blog]['host'];
|
|
|
|
// Get an array of posts => authors
|
|
$post_ids = (array) $wpdb->get_col("SELECT post_id FROM $wpdb->postmeta WHERE meta_key = 'blogger_blog' AND meta_value = '$host'");
|
|
$post_ids = join( ',', $post_ids );
|
|
$results = (array) $wpdb->get_results("SELECT post_id, meta_value FROM $wpdb->postmeta WHERE meta_key = 'blogger_author' AND post_id IN ($post_ids)");
|
|
foreach ( $results as $row )
|
|
$authors_posts[$row->post_id] = $row->meta_value;
|
|
|
|
foreach ( $authors as $author => $user_id ) {
|
|
$user_id = (int) $user_id;
|
|
|
|
// Skip authors that haven't been changed
|
|
if ( $user_id == $this->blogs[$importing_blog]['authors'][$author][1] )
|
|
continue;
|
|
|
|
// Get a list of the selected author's posts
|
|
$post_ids = (array) array_keys( $authors_posts, $this->blogs[$importing_blog]['authors'][$author][0] );
|
|
$post_ids = join( ',', $post_ids);
|
|
|
|
$wpdb->query("UPDATE $wpdb->posts SET post_author = $user_id WHERE id IN ($post_ids)");
|
|
$this->blogs[$importing_blog]['authors'][$author][1] = $user_id;
|
|
}
|
|
$this->save_vars();
|
|
|
|
wp_redirect('edit.php');
|
|
}
|
|
|
|
function _get_auth_sock() {
|
|
// Connect to https://www.google.com
|
|
if ( !$sock = @ fsockopen('ssl://www.google.com', 443, $errno, $errstr) ) {
|
|
$this->uh_oh(
|
|
__('Could not connect to https://www.google.com'),
|
|
__('There was a problem opening a secure connection to Google. This is what went wrong:'),
|
|
"$errstr ($errno)"
|
|
);
|
|
return false;
|
|
}
|
|
return $sock;
|
|
}
|
|
|
|
function _get_blogger_sock($host = 'www2.blogger.com') {
|
|
if ( !$sock = @ fsockopen($host, 80, $errno, $errstr) ) {
|
|
$this->uh_oh(
|
|
sprintf( __('Could not connect to %s'), $host ),
|
|
__('There was a problem opening a connection to Blogger. This is what went wrong:'),
|
|
"$errstr ($errno)"
|
|
);
|
|
return false;
|
|
}
|
|
return $sock;
|
|
}
|
|
|
|
function _txrx( $sock, $request ) {
|
|
fwrite( $sock, $request );
|
|
while ( ! feof( $sock ) )
|
|
$response .= @ fread ( $sock, 8192 );
|
|
fclose( $sock );
|
|
return $response;
|
|
}
|
|
|
|
function revoke($token) {
|
|
$headers = array(
|
|
"GET /accounts/AuthSubRevokeToken HTTP/1.0",
|
|
"Authorization: AuthSub token=\"$token\""
|
|
);
|
|
$request = join( "\r\n", $headers ) . "\r\n\r\n";
|
|
$sock = $this->_get_auth_sock( );
|
|
if ( ! $sock ) return false;
|
|
$this->_txrx( $sock, $request );
|
|
}
|
|
|
|
function restart() {
|
|
global $wpdb;
|
|
$options = get_option( 'blogger_importer' );
|
|
|
|
if ( isset( $options['token'] ) )
|
|
$this->revoke( $options['token'] );
|
|
|
|
delete_option('blogger_importer');
|
|
$wpdb->query("DELETE FROM $wpdb->postmeta WHERE meta_key = 'blogger_author'");
|
|
wp_redirect('?import=blogger');
|
|
}
|
|
|
|
// Returns associative array of code, header, cookies, body. Based on code from php.net.
|
|
function parse_response($this_response) {
|
|
// Split response into header and body sections
|
|
list($response_headers, $response_body) = explode("\r\n\r\n", $this_response, 2);
|
|
$response_header_lines = explode("\r\n", $response_headers);
|
|
|
|
// First line of headers is the HTTP response code
|
|
$http_response_line = array_shift($response_header_lines);
|
|
if(preg_match('@^HTTP/[0-9]\.[0-9] ([0-9]{3})@',$http_response_line, $matches)) { $response_code = $matches[1]; }
|
|
|
|
// put the rest of the headers in an array
|
|
$response_header_array = array();
|
|
foreach($response_header_lines as $header_line) {
|
|
list($header,$value) = explode(': ', $header_line, 2);
|
|
$response_header_array[$header] .= $value."\n";
|
|
}
|
|
|
|
$cookie_array = array();
|
|
$cookies = explode("\n", $response_header_array["Set-Cookie"]);
|
|
foreach($cookies as $this_cookie) { array_push($cookie_array, "Cookie: ".$this_cookie); }
|
|
|
|
return array("code" => $response_code, "header" => $response_header_array, "cookies" => $cookie_array, "body" => $response_body);
|
|
}
|
|
|
|
// Step 9: Congratulate the user
|
|
function congrats() {
|
|
$blog = (int) $_GET['blog'];
|
|
echo '<h1>'.__('Congratulations!').'</h1><p>'.__('Now that you have imported your Blogger blog into WordPress, what are you going to do? Here are some suggestions:').'</p><ul><li>'.__('That was hard work! Take a break.').'</li>';
|
|
if ( count($this->import['blogs']) > 1 )
|
|
echo '<li>'.__('In case you haven\'t done it already, you can import the posts from your other blogs:'). $this->show_blogs() . '</li>';
|
|
if ( $n = count($this->import['blogs'][$blog]['newusers']) )
|
|
echo '<li>'.sprintf(__('Go to <a href="%s" target="%s">Authors & Users</a>, where you can modify the new user(s) or delete them. If you want to make all of the imported posts yours, you will be given that option when you delete the new authors.'), 'users.php', '_parent').'</li>';
|
|
echo '<li>'.__('For security, click the link below to reset this importer.').'</li>';
|
|
echo '</ul>';
|
|
}
|
|
|
|
// Figures out what to do, then does it.
|
|
function start() {
|
|
if ( isset($_POST['restart']) )
|
|
$this->restart();
|
|
|
|
$options = get_option('blogger_importer');
|
|
|
|
if ( is_array($options) )
|
|
foreach ( $options as $key => $value )
|
|
$this->$key = $value;
|
|
|
|
if ( isset( $_REQUEST['blog'] ) ) {
|
|
$blog = is_array($_REQUEST['blog']) ? array_shift( array_keys( $_REQUEST['blog'] ) ) : $_REQUEST['blog'];
|
|
$blog = (int) $blog;
|
|
$result = $this->import_blog( $blog );
|
|
if ( is_wp_error( $result ) )
|
|
echo $result->get_error_message();
|
|
} elseif ( isset($_GET['token']) )
|
|
$this->auth();
|
|
elseif ( $this->token && $this->token_is_valid() )
|
|
$this->show_blogs();
|
|
else
|
|
$this->greet();
|
|
|
|
$saved = $this->save_vars();
|
|
|
|
if ( $saved && !isset($_GET['noheader']) ) {
|
|
$restart = __('Restart');
|
|
$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.');
|
|
$submit = __('Clear account information');
|
|
echo "<div class='wrap'><h2>$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>";
|
|
}
|
|
}
|
|
|
|
function save_vars() {
|
|
$vars = get_object_vars($this);
|
|
update_option( 'blogger_importer', $vars );
|
|
|
|
return !empty($vars);
|
|
}
|
|
|
|
function admin_head() {
|
|
?>
|
|
<style type="text/css">
|
|
td { text-align: center; line-height: 2em;}
|
|
thead td { font-weight: bold; }
|
|
.bar {
|
|
width: 200px;
|
|
text-align: left;
|
|
line-height: 2em;
|
|
padding: 0px;
|
|
}
|
|
.ind {
|
|
position: absolute;
|
|
background-color: #83B4D8;
|
|
width: 1px;
|
|
z-index: 9;
|
|
}
|
|
.stat {
|
|
z-index: 10;
|
|
position: relative;
|
|
text-align: center;
|
|
}
|
|
</style>
|
|
<?php
|
|
}
|
|
|
|
function Blogger_Import() {
|
|
global $importer_started;
|
|
$importer_started = time();
|
|
if ( isset( $_GET['import'] ) && $_GET['import'] == 'blogger' ) {
|
|
wp_enqueue_script('jquery');
|
|
add_action('admin_head', array(&$this, 'admin_head'));
|
|
}
|
|
}
|
|
}
|
|
|
|
$blogger_import = new Blogger_Import();
|
|
|
|
register_importer('blogger', __('Blogger'), __('Import posts, comments, and users from a Blogger blog'), array ($blogger_import, 'start'));
|
|
|
|
class AtomEntry {
|
|
var $links = array();
|
|
var $categories = array();
|
|
}
|
|
|
|
class AtomParser {
|
|
|
|
var $ATOM_CONTENT_ELEMENTS = array('content','summary','title','subtitle','rights');
|
|
var $ATOM_SIMPLE_ELEMENTS = array('id','updated','published','draft','author');
|
|
|
|
var $depth = 0;
|
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var $indent = 2;
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var $in_content;
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var $ns_contexts = array();
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var $ns_decls = array();
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var $is_xhtml = false;
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var $skipped_div = false;
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var $entry;
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function AtomParser() {
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$this->entry = new AtomEntry();
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$this->map_attrs_func = create_function('$k,$v', 'return "$k=\"$v\"";');
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$this->map_xmlns_func = create_function('$p,$n', '$xd = "xmlns"; if(strlen($n[0])>0) $xd .= ":{$n[0]}"; return "{$xd}=\"{$n[1]}\"";');
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}
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function parse($xml) {
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global $app_logging;
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array_unshift($this->ns_contexts, array());
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$parser = xml_parser_create_ns();
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xml_set_object($parser, $this);
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xml_set_element_handler($parser, "start_element", "end_element");
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xml_parser_set_option($parser,XML_OPTION_CASE_FOLDING,0);
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xml_parser_set_option($parser,XML_OPTION_SKIP_WHITE,0);
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xml_set_character_data_handler($parser, "cdata");
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xml_set_default_handler($parser, "_default");
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xml_set_start_namespace_decl_handler($parser, "start_ns");
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xml_set_end_namespace_decl_handler($parser, "end_ns");
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$contents = "";
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xml_parse($parser, $xml);
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xml_parser_free($parser);
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return true;
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}
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function start_element($parser, $name, $attrs) {
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$tag = array_pop(split(":", $name));
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array_unshift($this->ns_contexts, $this->ns_decls);
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$this->depth++;
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if(!empty($this->in_content)) {
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$attrs_prefix = array();
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// resolve prefixes for attributes
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foreach($attrs as $key => $value) {
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$attrs_prefix[$this->ns_to_prefix($key)] = $this->xml_escape($value);
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}
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$attrs_str = join(' ', array_map($this->map_attrs_func, array_keys($attrs_prefix), array_values($attrs_prefix)));
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if(strlen($attrs_str) > 0) {
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$attrs_str = " " . $attrs_str;
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}
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$xmlns_str = join(' ', array_map($this->map_xmlns_func, array_keys($this->ns_contexts[0]), array_values($this->ns_contexts[0])));
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if(strlen($xmlns_str) > 0) {
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$xmlns_str = " " . $xmlns_str;
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}
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// handle self-closing tags (case: a new child found right-away, no text node)
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if(count($this->in_content) == 2) {
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array_push($this->in_content, ">");
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}
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array_push($this->in_content, "<". $this->ns_to_prefix($name) ."{$xmlns_str}{$attrs_str}");
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} else if(in_array($tag, $this->ATOM_CONTENT_ELEMENTS) || in_array($tag, $this->ATOM_SIMPLE_ELEMENTS)) {
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$this->in_content = array();
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$this->is_xhtml = $attrs['type'] == 'xhtml';
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array_push($this->in_content, array($tag,$this->depth));
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} else if($tag == 'link') {
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array_push($this->entry->links, $attrs);
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} else if($tag == 'category') {
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array_push($this->entry->categories, $attrs['term']);
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}
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$this->ns_decls = array();
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}
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function end_element($parser, $name) {
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$tag = array_pop(split(":", $name));
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if(!empty($this->in_content)) {
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if($this->in_content[0][0] == $tag &&
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$this->in_content[0][1] == $this->depth) {
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array_shift($this->in_content);
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if($this->is_xhtml) {
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$this->in_content = array_slice($this->in_content, 2, count($this->in_content)-3);
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}
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$this->entry->$tag = join('',$this->in_content);
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$this->in_content = array();
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} else {
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$endtag = $this->ns_to_prefix($name);
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if (strpos($this->in_content[count($this->in_content)-1], '<' . $endtag) !== false) {
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array_push($this->in_content, "/>");
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} else {
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array_push($this->in_content, "</$endtag>");
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}
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}
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}
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array_shift($this->ns_contexts);
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#print str_repeat(" ", $this->depth * $this->indent) . "end_element('$name')" ."\n";
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$this->depth--;
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}
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function start_ns($parser, $prefix, $uri) {
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|
#print str_repeat(" ", $this->depth * $this->indent) . "starting: " . $prefix . ":" . $uri . "\n";
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array_push($this->ns_decls, array($prefix,$uri));
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}
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function end_ns($parser, $prefix) {
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|
#print str_repeat(" ", $this->depth * $this->indent) . "ending: #" . $prefix . "#\n";
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|
}
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function cdata($parser, $data) {
|
|
#print str_repeat(" ", $this->depth * $this->indent) . "data: #" . $data . "#\n";
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if(!empty($this->in_content)) {
|
|
// handle self-closing tags (case: text node found, need to close element started)
|
|
if (strpos($this->in_content[count($this->in_content)-1], '<') !== false) {
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array_push($this->in_content, ">");
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}
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array_push($this->in_content, $this->xml_escape($data));
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}
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}
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|
function _default($parser, $data) {
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|
# when does this gets called?
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|
}
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function ns_to_prefix($qname) {
|
|
$components = split(":", $qname);
|
|
$name = array_pop($components);
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|
|
if(!empty($components)) {
|
|
$ns = join(":",$components);
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|
foreach($this->ns_contexts as $context) {
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|
foreach($context as $mapping) {
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|
if($mapping[1] == $ns && strlen($mapping[0]) > 0) {
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|
return "$mapping[0]:$name";
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|
}
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|
}
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|
}
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|
}
|
|
return $name;
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|
}
|
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|
function xml_escape($string)
|
|
{
|
|
return str_replace(array('&','"',"'",'<','>'),
|
|
array('&','"',''','<','>'),
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|
$string );
|
|
}
|
|
}
|
|
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|
?>
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