+++ /dev/null
-<?php
-
-/**
- * LiveJournal API Importer
- *
- * @package WordPress
- * @subpackage Importer
- */
-
-// XML-RPC library for communicating with LiveJournal API
-require_once( ABSPATH . WPINC . '/class-IXR.php' );
-
-/**
- * LiveJournal API Importer class
- *
- * Imports your LiveJournal contents into WordPress using the LJ API
- *
- * @since 2.8
- */
-class LJ_API_Import {
-
- var $comments_url = 'http://www.livejournal.com/export_comments.bml';
- var $ixr_url = 'http://www.livejournal.com/interface/xmlrpc';
- var $ixr;
- var $username;
- var $password;
- var $comment_meta;
- var $comments;
- var $usermap;
- var $postmap;
- var $commentmap;
- var $pointers = array();
-
- // This list taken from LJ, they don't appear to have an API for it
- var $moods = array( '1' => 'aggravated',
- '10' => 'discontent',
- '100' => 'rushed',
- '101' => 'contemplative',
- '102' => 'nerdy',
- '103' => 'geeky',
- '104' => 'cynical',
- '105' => 'quixotic',
- '106' => 'crazy',
- '107' => 'creative',
- '108' => 'artistic',
- '109' => 'pleased',
- '11' => 'energetic',
- '110' => 'bitchy',
- '111' => 'guilty',
- '112' => 'irritated',
- '113' => 'blank',
- '114' => 'apathetic',
- '115' => 'dorky',
- '116' => 'impressed',
- '117' => 'naughty',
- '118' => 'predatory',
- '119' => 'dirty',
- '12' => 'enraged',
- '120' => 'giddy',
- '121' => 'surprised',
- '122' => 'shocked',
- '123' => 'rejected',
- '124' => 'numb',
- '125' => 'cheerful',
- '126' => 'good',
- '127' => 'distressed',
- '128' => 'intimidated',
- '129' => 'crushed',
- '13' => 'enthralled',
- '130' => 'devious',
- '131' => 'thankful',
- '132' => 'grateful',
- '133' => 'jealous',
- '134' => 'nervous',
- '14' => 'exhausted',
- '15' => 'happy',
- '16' => 'high',
- '17' => 'horny',
- '18' => 'hungry',
- '19' => 'infuriated',
- '2' => 'angry',
- '20' => 'irate',
- '21' => 'jubilant',
- '22' => 'lonely',
- '23' => 'moody',
- '24' => 'pissed off',
- '25' => 'sad',
- '26' => 'satisfied',
- '27' => 'sore',
- '28' => 'stressed',
- '29' => 'thirsty',
- '3' => 'annoyed',
- '30' => 'thoughtful',
- '31' => 'tired',
- '32' => 'touched',
- '33' => 'lazy',
- '34' => 'drunk',
- '35' => 'ditzy',
- '36' => 'mischievous',
- '37' => 'morose',
- '38' => 'gloomy',
- '39' => 'melancholy',
- '4' => 'anxious',
- '40' => 'drained',
- '41' => 'excited',
- '42' => 'relieved',
- '43' => 'hopeful',
- '44' => 'amused',
- '45' => 'determined',
- '46' => 'scared',
- '47' => 'frustrated',
- '48' => 'indescribable',
- '49' => 'sleepy',
- '5' => 'bored',
- '51' => 'groggy',
- '52' => 'hyper',
- '53' => 'relaxed',
- '54' => 'restless',
- '55' => 'disappointed',
- '56' => 'curious',
- '57' => 'mellow',
- '58' => 'peaceful',
- '59' => 'bouncy',
- '6' => 'confused',
- '60' => 'nostalgic',
- '61' => 'okay',
- '62' => 'rejuvenated',
- '63' => 'complacent',
- '64' => 'content',
- '65' => 'indifferent',
- '66' => 'silly',
- '67' => 'flirty',
- '68' => 'calm',
- '69' => 'refreshed',
- '7' => 'crappy',
- '70' => 'optimistic',
- '71' => 'pessimistic',
- '72' => 'giggly',
- '73' => 'pensive',
- '74' => 'uncomfortable',
- '75' => 'lethargic',
- '76' => 'listless',
- '77' => 'recumbent',
- '78' => 'exanimate',
- '79' => 'embarrassed',
- '8' => 'cranky',
- '80' => 'envious',
- '81' => 'sympathetic',
- '82' => 'sick',
- '83' => 'hot',
- '84' => 'cold',
- '85' => 'worried',
- '86' => 'loved',
- '87' => 'awake',
- '88' => 'working',
- '89' => 'productive',
- '9' => 'depressed',
- '90' => 'accomplished',
- '91' => 'busy',
- '92' => 'blah',
- '93' => 'full',
- '95' => 'grumpy',
- '96' => 'weird',
- '97' => 'nauseated',
- '98' => 'ecstatic',
- '99' => 'chipper' );
-
- function header() {
- echo '<div class="wrap">';
- screen_icon();
- echo '<h2>' . __( 'Import LiveJournal' ) . '</h2>';
- }
-
- function footer() {
- echo '</div>';
- }
-
- function greet() {
- ?>
- <div class="narrow">
- <form action="admin.php?import=livejournal" method="post">
- <?php wp_nonce_field( 'lj-api-import' ) ?>
- <?php if ( get_option( 'ljapi_username' ) && get_option( 'ljapi_password' ) ) : ?>
- <input type="hidden" name="step" value="<?php echo esc_attr( get_option( 'ljapi_step' ) ) ?>" />
- <p><?php _e( 'It looks like you attempted to import your LiveJournal posts previously and got interrupted.' ) ?></p>
- <p class="submit">
- <input type="submit" class="button-primary" value="<?php esc_attr_e( 'Continue previous import' ) ?>" />
- </p>
- <p class="submitbox"><a href="<?php echo esc_url($_SERVER['PHP_SELF'] . '?import=livejournal&step=-1&_wpnonce=' . wp_create_nonce( 'lj-api-import' ) . '&_wp_http_referer=' . esc_attr( $_SERVER['REQUEST_URI'] )) ?>" class="deletion submitdelete"><?php _e( 'Cancel & start a new import' ) ?></a></p>
- <p>
- <?php else : ?>
- <input type="hidden" name="step" value="1" />
- <input type="hidden" name="login" value="true" />
- <p><?php _e( 'Howdy! This importer allows you to connect directly to LiveJournal and download all your entries and comments' ) ?></p>
- <p><?php _e( 'Enter your LiveJournal username and password below so we can connect to your account:' ) ?></p>
-
- <table class="form-table">
-
- <tr>
- <th scope="row"><label for="lj_username"><?php _e( 'LiveJournal Username' ) ?></label></th>
- <td><input type="text" name="lj_username" id="lj_username" class="regular-text" /></td>
- </tr>
-
- <tr>
- <th scope="row"><label for="lj_password"><?php _e( 'LiveJournal Password' ) ?></label></th>
- <td><input type="password" name="lj_password" id="lj_password" class="regular-text" /></td>
- </tr>
-
- </table>
-
- <p><?php _e( 'If you have any entries on LiveJournal which are marked as private, they will be password-protected when they are imported so that only people who know the password can see them.' ) ?></p>
- <p><?php _e( 'If you don’t enter a password, ALL ENTRIES from your LiveJournal will be imported as public posts in WordPress.' ) ?></p>
- <p><?php _e( 'Enter the password you would like to use for all protected entries here:' ) ?></p>
- <table class="form-table">
-
- <tr>
- <th scope="row"><label for="protected_password"><?php _e( 'Protected Post Password' ) ?></label></th>
- <td><input type="text" name="protected_password" id="protected_password" class="regular-text" /></td>
- </tr>
-
- </table>
-
- <p><?php _e( "<strong>WARNING:</strong> This can take a really long time if you have a lot of entries in your LiveJournal, or a lot of comments. Ideally, you should only start this process if you can leave your computer alone while it finishes the import." ) ?></p>
-
- <p class="submit">
- <input type="submit" class="button-primary" value="<?php esc_attr_e( 'Connect to LiveJournal and Import' ) ?>" />
- </p>
-
- <p><?php _e( '<strong>NOTE:</strong> If the import process is interrupted for <em>any</em> reason, come back to this page and it will continue from where it stopped automatically.' ) ?></p>
-
- <noscript>
- <p><?php _e( '<strong>NOTE:</strong> You appear to have JavaScript disabled, so you will need to manually click through each step of this importer. If you enable JavaScript, it will step through automatically.' ) ?></p>
- </noscript>
- <?php endif; ?>
- </form>
- </div>
- <?php
- }
-
- function download_post_meta() {
- $total = (int) get_option( 'ljapi_total' );
- $count = (int) get_option( 'ljapi_count' );
- $lastsync = get_option( 'ljapi_lastsync' );
- if ( !$lastsync ) {
- update_option( 'ljapi_lastsync', '1900-01-01 00:00:00' );
- }
- $sync_item_times = get_option( 'ljapi_sync_item_times' );
- if ( !is_array( $sync_item_times ) )
- $sync_item_times = array();
-
- do {
- $lastsync = date( 'Y-m-d H:i:s', strtotime( get_option( 'ljapi_lastsync' ) ) );
- $synclist = $this->lj_ixr( 'syncitems', array( 'ver' => 1, 'lastsync' => $lastsync ) );
- if ( is_wp_error( $synclist ) )
- return $synclist;
-
- // Keep track of if we've downloaded everything
- $total = $synclist['total'];
- $count = $synclist['count'];
-
- foreach ( $synclist['syncitems'] as $event ) {
- if ( substr( $event['item'], 0, 2 ) == 'L-' ) {
- $sync_item_times[ str_replace( 'L-', '', $event['item'] ) ] = $event['time'];
- if ( $event['time'] > $lastsync ) {
- $lastsync = $event['time'];
- update_option( 'ljapi_lastsync', $lastsync );
- }
- }
- }
- } while ( $total > $count );
- // endwhile - all post meta is cached locally
- unset( $synclist );
- update_option( 'ljapi_sync_item_times', $sync_item_times );
- update_option( 'ljapi_total', $total );
- update_option( 'ljapi_count', $count );
-
- echo '<p>' . __( 'Post metadata has been downloaded, proceeding with posts...' ) . '</p>';
- }
-
- function download_post_bodies() {
- $imported_count = (int) get_option( 'ljapi_imported_count' );
- $sync_item_times = get_option( 'ljapi_sync_item_times' );
- $lastsync = get_option( 'ljapi_lastsync_posts' );
- if ( !$lastsync )
- update_option( 'ljapi_lastsync_posts', date( 'Y-m-d H:i:s', 0 ) );
-
- $count = 0;
- echo '<ol>';
- do {
- $lastsync = date( 'Y-m-d H:i:s', strtotime( get_option( 'ljapi_lastsync_posts' ) ) );
-
- // Get the batch of items that match up with the syncitems list
- $itemlist = $this->lj_ixr( 'getevents', array( 'ver' => 1,
- 'selecttype' => 'syncitems',
- 'lineendings' => 'pc',
- 'lastsync' => $lastsync ) );
- if ( is_wp_error( $itemlist ) )
- return $itemlist;
-
- if ( $num = count( $itemlist['events'] ) ) {
- for ( $e = 0; $e < count( $itemlist['events'] ); $e++ ) {
- $event = $itemlist['events'][$e];
- $imported_count++;
- $inserted = $this->import_post( $event );
- if ( is_wp_error( $inserted ) )
- return $inserted;
- if ( $sync_item_times[ $event['itemid'] ] > $lastsync )
- $lastsync = $sync_item_times[ $event['itemid'] ];
- wp_cache_flush();
- }
- update_option( 'ljapi_lastsync_posts', $lastsync );
- update_option( 'ljapi_imported_count', $imported_count );
- update_option( 'ljapi_last_sync_count', $num );
- }
- $count++;
- } while ( $num > 0 && $count < 3 ); // Doing up to 3 requests at a time to avoid memory problems
-
- // Used so that step1 knows when to stop posting back on itself
- update_option( 'ljapi_last_sync_count', $num );
-
- // Counter just used to show progress to user
- update_option( 'ljapi_post_batch', ( (int) get_option( 'ljapi_post_batch' ) + 1 ) );
-
- echo '</ol>';
- }
-
- function _normalize_tag( $matches ) {
- return '<' . strtolower( $matches[1] );
- }
-
- function import_post( $post ) {
- global $wpdb;
-
- // Make sure we haven't already imported this one
- if ( $this->get_wp_post_ID( $post['itemid'] ) )
- return;
-
- $user = wp_get_current_user();
- $post_author = $user->ID;
- $post['security'] = !empty( $post['security'] ) ? $post['security'] : '';
- $post_status = ( 'private' == trim( $post['security'] ) ) ? 'private' : 'publish'; // Only me
- $post_password = ( 'usemask' == trim( $post['security'] ) ) ? $this->protected_password : ''; // "Friends" via password
-
- // For some reason, LJ sometimes sends a date as "2004-04-1408:38:00" (no space btwn date/time)
- $post_date = $post['eventtime'];
- if ( 18 == strlen( $post_date ) )
- $post_date = substr( $post_date, 0, 10 ) . ' ' . substr( $post_date, 10 );
-
- // Cleaning up and linking the title
- $post_title = isset( $post['subject'] ) ? trim( $post['subject'] ) : '';
- $post_title = $this->translate_lj_user( $post_title ); // Translate it, but then we'll strip the link
- $post_title = strip_tags( $post_title ); // Can't have tags in the title in WP
- $post_title = $wpdb->escape( $post_title );
-
- // Clean up content
- $post_content = $post['event'];
- $post_content = preg_replace_callback( '|<(/?[A-Z]+)|', array( &$this, '_normalize_tag' ), $post_content );
- // XHTMLize some tags
- $post_content = str_replace( '<br>', '<br />', $post_content );
- $post_content = str_replace( '<hr>', '<hr />', $post_content );
- // lj-cut ==> <!--more-->
- $post_content = preg_replace( '|<lj-cut text="([^"]*)">|is', '<!--more $1-->', $post_content );
- $post_content = str_replace( array( '<lj-cut>', '</lj-cut>' ), array( '<!--more-->', '' ), $post_content );
- $first = strpos( $post_content, '<!--more' );
- $post_content = substr( $post_content, 0, $first + 1 ) . preg_replace( '|<!--more(.*)?-->|sUi', '', substr( $post_content, $first + 1 ) );
- // lj-user ==> a href
- $post_content = $this->translate_lj_user( $post_content );
- //$post_content = force_balance_tags( $post_content );
- $post_content = $wpdb->escape( $post_content );
-
- // Handle any tags associated with the post
- $tags_input = !empty( $post['props']['taglist'] ) ? $post['props']['taglist'] : '';
-
- // Check if comments are closed on this post
- $comment_status = !empty( $post['props']['opt_nocomments'] ) ? 'closed' : 'open';
-
- echo '<li>';
- if ( $post_id = post_exists( $post_title, $post_content, $post_date ) ) {
- printf( __( 'Post <strong>%s</strong> already exists.' ), stripslashes( $post_title ) );
- } else {
- printf( __( 'Imported post <strong>%s</strong>...' ), stripslashes( $post_title ) );
- $postdata = compact( 'post_author', 'post_date', 'post_content', 'post_title', 'post_status', 'post_password', 'tags_input', 'comment_status' );
- $post_id = wp_insert_post( $postdata, true );
- if ( is_wp_error( $post_id ) ) {
- if ( 'empty_content' == $post_id->get_error_code() )
- return; // Silent skip on "empty" posts
- return $post_id;
- }
- if ( !$post_id ) {
- _e( 'Couldn’t get post ID (creating post failed!)' );
- echo '</li>';
- return new WP_Error( 'insert_post_failed', __( 'Failed to create post.' ) );
- }
-
- // Handle all the metadata for this post
- $this->insert_postmeta( $post_id, $post );
- }
- echo '</li>';
- }
-
- // Convert lj-user tags to links to that user
- function translate_lj_user( $str ) {
- return preg_replace( '|<lj\s+user\s*=\s*["\']([\w-]+)["\']>|', '<a href="http://$1.livejournal.com/" class="lj-user">$1</a>', $str );
- }
-
- function insert_postmeta( $post_id, $post ) {
- // Need the original LJ id for comments
- add_post_meta( $post_id, 'lj_itemid', $post['itemid'] );
-
- // And save the permalink on LJ in case we want to link back or something
- add_post_meta( $post_id, 'lj_permalink', $post['url'] );
-
- // Supports the following "props" from LJ, saved as lj_<prop_name> in wp_postmeta
- // Adult Content - adult_content
- // Location - current_coords + current_location
- // Mood - current_mood (translated from current_moodid)
- // Music - current_music
- // Userpic - picture_keyword
- foreach ( array( 'adult_content', 'current_coords', 'current_location', 'current_moodid', 'current_music', 'picture_keyword' ) as $prop ) {
- if ( !empty( $post['props'][$prop] ) ) {
- if ( 'current_moodid' == $prop ) {
- $prop = 'current_mood';
- $val = $this->moods[ $post['props']['current_moodid'] ];
- } else {
- $val = $post['props'][$prop];
- }
- add_post_meta( $post_id, 'lj_' . $prop, $val );
- }
- }
- }
-
- // Set up a session (authenticate) with LJ
- function get_session() {
- // Get a session via XMLRPC
- $cookie = $this->lj_ixr( 'sessiongenerate', array( 'ver' => 1, 'expiration' => 'short' ) );
- if ( is_wp_error( $cookie ) )
- return new WP_Error( 'cookie', __( 'Could not get a cookie from LiveJournal. Please try again soon.' ) );
- return new WP_Http_Cookie( array( 'name' => 'ljsession', 'value' => $cookie['ljsession'] ) );
- }
-
- // Loops through and gets comment meta from LJ in batches
- function download_comment_meta() {
- $cookie = $this->get_session();
- if ( is_wp_error( $cookie ) )
- return $cookie;
-
- // Load previous state (if any)
- $this->usermap = (array) get_option( 'ljapi_usermap' );
- $maxid = get_option( 'ljapi_maxid' ) ? get_option( 'ljapi_maxid' ) : 1;
- $highest_id = get_option( 'ljapi_highest_id' ) ? get_option( 'ljapi_highest_id' ) : 0;
-
- // We need to loop over the metadata request until we have it all
- while ( $maxid > $highest_id ) {
- // Now get the meta listing
- $results = wp_remote_get( $this->comments_url . '?get=comment_meta&startid=' . ( $highest_id + 1 ),
- array( 'cookies' => array( $cookie ), 'timeout' => 20 ) );
- if ( is_wp_error( $results ) )
- return new WP_Error( 'comment_meta', __( 'Failed to retrieve comment meta information from LiveJournal. Please try again soon.' ) );
-
- $results = wp_remote_retrieve_body( $results );
-
- // Get the maxid so we know if we have them all yet
- preg_match( '|<maxid>(\d+)</maxid>|', $results, $matches );
- if ( 0 == $matches[1] ) {
- // No comment meta = no comments for this journal
- echo '<p>' . __( 'You have no comments to import!' ) . '</p>';
- update_option( 'ljapi_highest_id', 1 );
- update_option( 'ljapi_highest_comment_id', 1 );
- return false; // Bail out of comment importing entirely
- }
- $maxid = !empty( $matches[1] ) ? $matches[1] : $maxid;
-
- // Parse comments and get highest id available
- preg_match_all( '|<comment id=\'(\d+)\'|is', $results, $matches );
- foreach ( $matches[1] as $id ) {
- if ( $id > $highest_id )
- $highest_id = $id;
- }
-
- // Parse out the list of user mappings, and add it to the known list
- preg_match_all( '|<usermap id=\'(\d+)\' user=\'([^\']+)\' />|', $results, $matches );
- foreach ( $matches[1] as $count => $userid )
- $this->usermap[$userid] = $matches[2][$count]; // need this in memory for translating ids => names
-
- wp_cache_flush();
- }
- // endwhile - should have seen all comment meta at this point
-
- update_option( 'ljapi_usermap', $this->usermap );
- update_option( 'ljapi_maxid', $maxid );
- update_option( 'ljapi_highest_id', $highest_id );
-
- echo '<p>' . __( ' Comment metadata downloaded successfully, proceeding with comment bodies...' ) . '</p>';
-
- return true;
- }
-
- // Downloads actual comment bodies from LJ
- // Inserts them all directly to the DB, with additional info stored in "spare" fields
- function download_comment_bodies() {
- global $wpdb;
- $cookie = $this->get_session();
- if ( is_wp_error( $cookie ) )
- return $cookie;
-
- // Load previous state (if any)
- $this->usermap = (array) get_option( 'ljapi_usermap' );
- $maxid = get_option( 'ljapi_maxid' ) ? (int) get_option( 'ljapi_maxid' ) : 1;
- $highest_id = (int) get_option( 'ljapi_highest_comment_id' );
- $loop = 0;
- while ( $maxid > $highest_id && $loop < 5 ) { // We do 5 loops per call to avoid memory limits
- $loop++;
-
- // Get a batch of comments, using the highest_id we've already got as a starting point
- $results = wp_remote_get( $this->comments_url . '?get=comment_body&startid=' . ( $highest_id + 1 ),
- array( 'cookies' => array( $cookie ), 'timeout' => 20 ) );
- if ( is_wp_error( $results ) )
- return new WP_Error( 'comment_bodies', __( 'Failed to retrieve comment bodies from LiveJournal. Please try again soon.' ) );
-
- $results = wp_remote_retrieve_body( $results );
-
- // Parse out each comment and insert directly
- preg_match_all( '|<comment id=\'(\d+)\'.*</comment>|iUs', $results, $matches );
- for ( $c = 0; $c < count( $matches[0] ); $c++ ) {
- // Keep track of highest id seen
- if ( $matches[1][$c] > $highest_id ) {
- $highest_id = $matches[1][$c];
- update_option( 'ljapi_highest_comment_id', $highest_id );
- }
-
- $comment = $matches[0][$c];
-
- // Filter out any captured, deleted comments (nothing useful to import)
- $comment = preg_replace( '|<comment id=\'\d+\' jitemid=\'\d+\' posterid=\'\d+\' state=\'D\'[^/]*/>|is', '', $comment );
-
- // Parse this comment into an array and insert
- $comment = $this->parse_comment( $comment );
- $comment = wp_filter_comment( $comment );
- $id = wp_insert_comment( $comment );
-
- // Clear cache
- clean_comment_cache( $id );
- }
-
- // Clear cache to preseve memory
- wp_cache_flush();
- }
- // endwhile - all comments downloaded and ready for bulk processing
-
- // Counter just used to show progress to user
- update_option( 'ljapi_comment_batch', ( (int) get_option( 'ljapi_comment_batch' ) + 1 ) );
-
- return true;
- }
-
- // Takes a block of XML and parses out all the elements of the comment
- function parse_comment( $comment ) {
- global $wpdb;
-
- // Get the top-level attributes
- preg_match( '|<comment([^>]+)>|i', $comment, $attribs );
- preg_match( '| id=\'(\d+)\'|i', $attribs[1], $matches );
- $lj_comment_ID = $matches[1];
- preg_match( '| jitemid=\'(\d+)\'|i', $attribs[1], $matches );
- $lj_comment_post_ID = $matches[1];
- preg_match( '| posterid=\'(\d+)\'|i', $attribs[1], $matches );
- $comment_author_ID = isset( $matches[1] ) ? $matches[1] : 0;
- preg_match( '| parentid=\'(\d+)\'|i', $attribs[1], $matches ); // optional
- $lj_comment_parent = isset( $matches[1] ) ? $matches[1] : 0;
- preg_match( '| state=\'([SDFA])\'|i', $attribs[1], $matches ); // optional
- $lj_comment_state = isset( $matches[1] ) ? $matches[1] : 'A';
-
- // Clean up "subject" - this will become the first line of the comment in WP
- preg_match( '|<subject>(.*)</subject>|is', $comment, $matches );
- if ( isset( $matches[1] ) ) {
- $comment_subject = $wpdb->escape( trim( $matches[1] ) );
- if ( 'Re:' == $comment_subject )
- $comment_subject = '';
- }
-
- // Get the body and HTMLize it
- preg_match( '|<body>(.*)</body>|is', $comment, $matches );
- $comment_content = !empty( $comment_subject ) ? $comment_subject . "\n\n" . $matches[1] : $matches[1];
- $comment_content = @html_entity_decode( $comment_content, ENT_COMPAT, get_option('blog_charset') );
- $comment_content = str_replace( ''', "'", $comment_content );
- $comment_content = wpautop( $comment_content );
- $comment_content = str_replace( '<br>', '<br />', $comment_content );
- $comment_content = str_replace( '<hr>', '<hr />', $comment_content );
- $comment_content = preg_replace_callback( '|<(/?[A-Z]+)|', array( &$this, '_normalize_tag' ), $comment_content );
- $comment_content = $wpdb->escape( trim( $comment_content ) );
-
- // Get and convert the date
- preg_match( '|<date>(.*)</date>|i', $comment, $matches );
- $comment_date = trim( str_replace( array( 'T', 'Z' ), ' ', $matches[1] ) );
-
- // Grab IP if available
- preg_match( '|<property name=\'poster_ip\'>(.*)</property>|i', $comment, $matches ); // optional
- $comment_author_IP = isset( $matches[1] ) ? $matches[1] : '';
-
- // Try to get something useful for the comment author, especially if it was "my" comment
- $author = ( empty( $comment_author_ID ) || empty( $this->usermap[$comment_author_ID] ) || substr( $this->usermap[$comment_author_ID], 0, 4 ) == 'ext_' ) ? __( 'Anonymous' ) : $this->usermap[$comment_author_ID];
- if ( get_option( 'ljapi_username' ) == $author ) {
- $user = wp_get_current_user();
- $user_id = $user->ID;
- $author = $user->display_name;
- $url = trailingslashit( get_option( 'home' ) );
- } else {
- $user_id = 0;
- $url = ( __( 'Anonymous' ) == $author ) ? '' : 'http://' . $author . '.livejournal.com/';
- }
-
- // Send back the array of details
- return array( 'lj_comment_ID' => $lj_comment_ID,
- 'lj_comment_post_ID' => $lj_comment_post_ID,
- 'lj_comment_parent' => ( !empty( $lj_comment_parent ) ? $lj_comment_parent : 0 ),
- 'lj_comment_state' => $lj_comment_state,
- 'comment_post_ID' => $this->get_wp_post_ID( $lj_comment_post_ID ),
- 'comment_author' => $author,
- 'comment_author_url' => $url,
- 'comment_author_email' => '',
- 'comment_content' => $comment_content,
- 'comment_date' => $comment_date,
- 'comment_author_IP' => ( !empty( $comment_author_IP ) ? $comment_author_IP : '' ),
- 'comment_approved' => ( in_array( $lj_comment_state, array( 'A', 'F' ) ) ? 1 : 0 ),
- 'comment_karma' => $lj_comment_ID, // Need this and next value until rethreading is done
- 'comment_agent' => $lj_comment_parent,
- 'comment_type' => 'livejournal', // Custom type, so we can find it later for processing
- 'user_ID' => $user_id
- );
- }
-
-
- // Gets the post_ID that a LJ post has been saved as within WP
- function get_wp_post_ID( $post ) {
- global $wpdb;
-
- if ( empty( $this->postmap[$post] ) )
- $this->postmap[$post] = (int) $wpdb->get_var( $wpdb->prepare( "SELECT post_id FROM $wpdb->postmeta WHERE meta_key = 'lj_itemid' AND meta_value = %d", $post ) );
-
- return $this->postmap[$post];
- }
-
- // Gets the comment_ID that a LJ comment has been saved as within WP
- function get_wp_comment_ID( $comment ) {
- global $wpdb;
- if ( empty( $this->commentmap[$comment] ) )
- $this->commentmap[$comment] = $wpdb->get_var( $wpdb->prepare( "SELECT comment_ID FROM $wpdb->comments WHERE comment_karma = %d", $comment ) );
- return $this->commentmap[$comment];
- }
-
- function lj_ixr() {
- if ( $challenge = $this->ixr->query( 'LJ.XMLRPC.getchallenge' ) ) {
- $challenge = $this->ixr->getResponse();
- }
- if ( isset( $challenge['challenge'] ) ) {
- $params = array( 'username' => $this->username,
- 'auth_method' => 'challenge',
- 'auth_challenge' => $challenge['challenge'],
- 'auth_response' => md5( $challenge['challenge'] . md5( $this->password ) ) );
- } else {
- return new WP_Error( 'IXR', __( 'LiveJournal is not responding to authentication requests. Please wait a while and then try again.' ) );
- }
-
- $args = func_get_args();
- $method = array_shift( $args );
- if ( isset( $args[0] ) )
- $params = array_merge( $params, $args[0] );
- if ( $this->ixr->query( 'LJ.XMLRPC.' . $method, $params ) ) {
- return $this->ixr->getResponse();
- } else {
- return new WP_Error( 'IXR', __( 'XML-RPC Request Failed -- ' ) . $this->ixr->getErrorCode() . ': ' . $this->ixr->getErrorMessage() );
- }
- }
-
- function dispatch() {
- if ( empty( $_REQUEST['step'] ) )
- $step = 0;
- else
- $step = (int) $_REQUEST['step'];
-
- $this->header();
-
- switch ( $step ) {
- case -1 :
- $this->cleanup();
- // Intentional no break
- case 0 :
- $this->greet();
- break;
- case 1 :
- case 2 :
- case 3 :
- check_admin_referer( 'lj-api-import' );
- $result = $this->{ 'step' . $step }();
- if ( is_wp_error( $result ) ) {
- $this->throw_error( $result, $step );
- }
- break;
- }
-
- $this->footer();
- }
-
- // Technically the first half of step 1, this is separated to allow for AJAX
- // calls. Sets up some variables and options and confirms authentication.
- function setup() {
- global $verified;
- // Get details from form or from DB
- if ( !empty( $_POST['lj_username'] ) && !empty( $_POST['lj_password'] ) ) {
- // Store details for later
- $this->username = $_POST['lj_username'];
- $this->password = $_POST['lj_password'];
- update_option( 'ljapi_username', $this->username );
- update_option( 'ljapi_password', $this->password );
- } else {
- $this->username = get_option( 'ljapi_username' );
- $this->password = get_option( 'ljapi_password' );
- }
-
- // This is the password to set on protected posts
- if ( !empty( $_POST['protected_password'] ) ) {
- $this->protected_password = $_POST['protected_password'];
- update_option( 'ljapi_protected_password', $this->protected_password );
- } else {
- $this->protected_password = get_option( 'ljapi_protected_password' );
- }
-
- // Log in to confirm the details are correct
- if ( empty( $this->username ) || empty( $this->password ) ) {
- ?>
- <p><?php _e( 'Please enter your LiveJournal username <em>and</em> password so we can download your posts and comments.' ) ?></p>
- <p><a href="<?php echo esc_url($_SERVER['PHP_SELF'] . '?import=livejournal&step=-1&_wpnonce=' . wp_create_nonce( 'lj-api-import' ) . '&_wp_http_referer=' . esc_attr( str_replace( '&step=1', '', $_SERVER['REQUEST_URI'] ) ) ) ?>"><?php _e( 'Start again' ) ?></a></p>
- <?php
- return false;
- }
- $verified = $this->lj_ixr( 'login' );
- if ( is_wp_error( $verified ) ) {
- if ( 100 == $this->ixr->getErrorCode() || 101 == $this->ixr->getErrorCode() ) {
- delete_option( 'ljapi_username' );
- delete_option( 'ljapi_password' );
- delete_option( 'ljapi_protected_password' );
- ?>
- <p><?php _e( 'Logging in to LiveJournal failed. Check your username and password and try again.' ) ?></p>
- <p><a href="<?php echo esc_url($_SERVER['PHP_SELF'] . '?import=livejournal&step=-1&_wpnonce=' . wp_create_nonce( 'lj-api-import' ) . '&_wp_http_referer=' . esc_attr( str_replace( '&step=1', '', $_SERVER['REQUEST_URI'] ) ) ) ?>"><?php _e( 'Start again' ) ?></a></p>
- <?php
- return false;
- } else {
- return $verified;
- }
- } else {
- update_option( 'ljapi_verified', 'yes' );
- }
-
- // Set up some options to avoid them autoloading (these ones get big)
- add_option( 'ljapi_sync_item_times', '', '', 'no' );
- add_option( 'ljapi_usermap', '', '', 'no' );
- update_option( 'ljapi_comment_batch', 0 );
-
- return true;
- }
-
- // Check form inputs and start importing posts
- function step1() {
- global $verified;
- set_time_limit( 0 );
- update_option( 'ljapi_step', 1 );
- if ( !$this->ixr ) $this->ixr = new IXR_Client( $this->ixr_url, false, 80, 30 );
- if ( empty( $_POST['login'] ) ) {
- // We're looping -- load some details from DB
- $this->username = get_option( 'ljapi_username' );
- $this->password = get_option( 'ljapi_password' );
- $this->protected_password = get_option( 'ljapi_protected_password' );
- } else {
- // First run (non-AJAX)
- $setup = $this->setup();
- if ( !$setup ) {
- return false;
- } else if ( is_wp_error( $setup ) ) {
- $this->throw_error( $setup, 1 );
- return false;
- }
- }
-
- echo '<div id="ljapi-status">';
- echo '<h3>' . __( 'Importing Posts' ) . '</h3>';
- echo '<p>' . __( 'We’re downloading and importing your LiveJournal posts...' ) . '</p>';
- if ( get_option( 'ljapi_post_batch' ) && count( get_option( 'ljapi_sync_item_times' ) ) ) {
- $batch = count( get_option( 'ljapi_sync_item_times' ) );
- $batch = $count > 300 ? ceil( $batch / 300 ) : 1;
- echo '<p><strong>' . sprintf( __( 'Imported post batch %d of <strong>approximately</strong> %d' ), ( get_option( 'ljapi_post_batch' ) + 1 ), $batch ) . '</strong></p>';
- }
- ob_flush(); flush();
-
- if ( !get_option( 'ljapi_lastsync' ) || '1900-01-01 00:00:00' == get_option( 'ljapi_lastsync' ) ) {
- // We haven't downloaded meta yet, so do that first
- $result = $this->download_post_meta();
- if ( is_wp_error( $result ) ) {
- $this->throw_error( $result, 1 );
- return false;
- }
- }
-
- // Download a batch of actual posts
- $result = $this->download_post_bodies();
- if ( is_wp_error( $result ) ) {
- if ( 406 == $this->ixr->getErrorCode() ) {
- ?>
- <p><strong><?php _e( 'Uh oh – LiveJournal has disconnected us because we made too many requests to their servers too quickly.' ) ?></strong></p>
- <p><strong><?php _e( 'We’ve saved where you were up to though, so if you come back to this importer in about 30 minutes, you should be able to continue from where you were.' ) ?></strong></p>
- <?php
- echo $this->next_step( 1, __( 'Try Again' ) );
- return false;
- } else {
- $this->throw_error( $result, 1 );
- return false;
- }
- }
-
- if ( get_option( 'ljapi_last_sync_count' ) > 0 ) {
- ?>
- <form action="admin.php?import=livejournal" method="post" id="ljapi-auto-repost">
- <?php wp_nonce_field( 'lj-api-import' ) ?>
- <input type="hidden" name="step" id="step" value="1" />
- <p><input type="submit" class="button-primary" value="<?php esc_attr_e( 'Import the next batch' ) ?>" /> <span id="auto-message"></span></p>
- </form>
- <?php $this->auto_ajax( 'ljapi-auto-repost', 'auto-message', 0 ); ?>
- <?php
- } else {
- echo '<p>' . __( 'Your posts have all been imported, but wait – there’s more! Now we need to download & import your comments.' ) . '</p>';
- echo $this->next_step( 2, __( 'Download my comments »' ) );
- $this->auto_submit();
- }
- echo '</div>';
- }
-
- // Download comments to local XML
- function step2() {
- set_time_limit( 0 );
- update_option( 'ljapi_step', 2 );
- $this->username = get_option( 'ljapi_username' );
- $this->password = get_option( 'ljapi_password' );
- $this->ixr = new IXR_Client( $this->ixr_url, false, 80, 30 );
-
- echo '<div id="ljapi-status">';
- echo '<h3>' . __( 'Downloading Comments' ) . '</h3>';
- echo '<p>' . __( 'Now we will download your comments so we can import them (this could take a <strong>long</strong> time if you have lots of comments)...' ) . '</p>';
- ob_flush(); flush();
-
- if ( !get_option( 'ljapi_usermap' ) ) {
- // We haven't downloaded meta yet, so do that first
- $result = $this->download_comment_meta();
- if ( is_wp_error( $result ) ) {
- $this->throw_error( $result, 2 );
- return false;
- }
- }
-
- // Download a batch of actual comments
- $result = $this->download_comment_bodies();
- if ( is_wp_error( $result ) ) {
- $this->throw_error( $result, 2 );
- return false;
- }
-
- $maxid = get_option( 'ljapi_maxid' ) ? (int) get_option( 'ljapi_maxid' ) : 1;
- $highest_id = (int) get_option( 'ljapi_highest_comment_id' );
- if ( $maxid > $highest_id ) {
- $batch = $maxid > 5000 ? ceil( $maxid / 5000 ) : 1;
- ?>
- <form action="admin.php?import=livejournal" method="post" id="ljapi-auto-repost">
- <p><strong><?php printf( __( 'Imported comment batch %d of <strong>approximately</strong> %d' ), get_option( 'ljapi_comment_batch' ), $batch ) ?></strong></p>
- <?php wp_nonce_field( 'lj-api-import' ) ?>
- <input type="hidden" name="step" id="step" value="2" />
- <p><input type="submit" class="button-primary" value="<?php esc_attr_e( 'Import the next batch' ) ?>" /> <span id="auto-message"></span></p>
- </form>
- <?php $this->auto_ajax( 'ljapi-auto-repost', 'auto-message', 0 ); ?>
- <?php
- } else {
- echo '<p>' . __( 'Your comments have all been imported now, but we still need to rebuild your conversation threads.' ) . '</p>';
- echo $this->next_step( 3, __( 'Rebuild my comment threads »' ) );
- $this->auto_submit();
- }
- echo '</div>';
- }
-
- // Re-thread comments already in the DB
- function step3() {
- global $wpdb;
- set_time_limit( 0 );
- update_option( 'ljapi_step', 3 );
-
- echo '<div id="ljapi-status">';
- echo '<h3>' . __( 'Threading Comments' ) . '</h3>';
- echo '<p>' . __( 'We are now re-building the threading of your comments (this can also take a while if you have lots of comments)...' ) . '</p>';
- ob_flush(); flush();
-
- // Only bother adding indexes if they have over 5000 comments (arbitrary number)
- $imported_comments = $wpdb->get_var( "SELECT COUNT(*) FROM {$wpdb->comments} WHERE comment_type = 'livejournal'" );
- $added_indices = false;
- if ( 5000 < $imported_comments ) {
- include_once(ABSPATH . 'wp-admin/includes/upgrade.php');
- $added_indices = true;
- add_clean_index( $wpdb->comments, 'comment_type' );
- add_clean_index( $wpdb->comments, 'comment_karma' );
- add_clean_index( $wpdb->comments, 'comment_agent' );
- }
-
- // Get LJ comments, which haven't been threaded yet, 5000 at a time and thread them
- while ( $comments = $wpdb->get_results( "SELECT comment_ID, comment_agent FROM {$wpdb->comments} WHERE comment_type = 'livejournal' AND comment_agent != '0' LIMIT 5000", OBJECT ) ) {
- foreach ( $comments as $comment ) {
- $wpdb->update( $wpdb->comments,
- array( 'comment_parent' => $this->get_wp_comment_ID( $comment->comment_agent ), 'comment_type' => 'livejournal-done' ),
- array( 'comment_ID' => $comment->comment_ID ) );
- }
- wp_cache_flush();
- $wpdb->flush();
- }
-
- // Revert the comments table back to normal and optimize it to reclaim space
- if ( $added_indices ) {
- drop_index( $wpdb->comments, 'comment_type' );
- drop_index( $wpdb->comments, 'comment_karma' );
- drop_index( $wpdb->comments, 'comment_agent' );
- $wpdb->query( "OPTIMIZE TABLE {$wpdb->comments}" );
- }
-
- // Clean up database and we're out
- $this->cleanup();
- do_action( 'import_done', 'livejournal' );
- if ( $imported_comments > 1 )
- echo '<p>' . sprintf( __( "Successfully re-threaded %s comments." ), number_format( $imported_comments ) ) . '</p>';
- echo '<h3>';
- printf( __( 'All done. <a href="%s">Have fun!</a>' ), get_option( 'home' ) );
- echo '</h3>';
- echo '</div>';
- }
-
- // Output an error message with a button to try again.
- function throw_error( $error, $step ) {
- echo '<p><strong>' . $error->get_error_message() . '</strong></p>';
- echo $this->next_step( $step, __( 'Try Again' ) );
- }
-
- // Returns the HTML for a link to the next page
- function next_step( $next_step, $label, $id = 'ljapi-next-form' ) {
- $str = '<form action="admin.php?import=livejournal" method="post" id="' . $id . '">';
- $str .= wp_nonce_field( 'lj-api-import', '_wpnonce', true, false );
- $str .= wp_referer_field( false );
- $str .= '<input type="hidden" name="step" id="step" value="' . esc_attr($next_step) . '" />';
- $str .= '<p><input type="submit" class="button-primary" value="' . esc_attr( $label ) . '" /> <span id="auto-message"></span></p>';
- $str .= '</form>';
-
- return $str;
- }
-
- // Automatically submit the specified form after $seconds
- // Include a friendly countdown in the element with id=$msg
- function auto_submit( $id = 'ljapi-next-form', $msg = 'auto-message', $seconds = 10 ) {
- ?><script type="text/javascript">
- next_counter = <?php echo $seconds ?>;
- jQuery(document).ready(function(){
- ljapi_msg();
- });
-
- function ljapi_msg() {
- str = '<?php _e( "Continuing in %d" ) ?>';
- jQuery( '#<?php echo $msg ?>' ).text( str.replace( /%d/, next_counter ) );
- if ( next_counter <= 0 ) {
- if ( jQuery( '#<?php echo $id ?>' ).length ) {
- jQuery( "#<?php echo $id ?> input[type='submit']" ).hide();
- str = '<?php _e( "Continuing" ) ?> <img src="images/wpspin_light.gif" alt="" id="processing" align="top" />';
- jQuery( '#<?php echo $msg ?>' ).html( str );
- jQuery( '#<?php echo $id ?>' ).submit();
- return;
- }
- }
- next_counter = next_counter - 1;
- setTimeout('ljapi_msg()', 1000);
- }
- </script><?php
- }
-
- // Automatically submit the form with #id to continue the process
- // Hide any submit buttons to avoid people clicking them
- // Display a countdown in the element indicated by $msg for "Continuing in x"
- function auto_ajax( $id = 'ljapi-next-form', $msg = 'auto-message', $seconds = 5 ) {
- ?><script type="text/javascript">
- next_counter = <?php echo $seconds ?>;
- jQuery(document).ready(function(){
- ljapi_msg();
- });
-
- function ljapi_msg() {
- str = '<?php _e( "Continuing in %d" ) ?>';
- jQuery( '#<?php echo $msg ?>' ).text( str.replace( /%d/, next_counter ) );
- if ( next_counter <= 0 ) {
- if ( jQuery( '#<?php echo $id ?>' ).length ) {
- jQuery( "#<?php echo $id ?> input[type='submit']" ).hide();
- jQuery.ajaxSetup({'timeout':3600000});
- str = '<?php _e( "Processing next batch." ) ?> <img src="images/wpspin_light.gif" alt="" id="processing" align="top" />';
- jQuery( '#<?php echo $msg ?>' ).html( str );
- jQuery('#ljapi-status').load(ajaxurl, {'action':'lj-importer',
- 'step':jQuery('#step').val(),
- '_wpnonce':'<?php echo wp_create_nonce( 'lj-api-import' ) ?>',
- '_wp_http_referer':'<?php echo $_SERVER['REQUEST_URI'] ?>'});
- return;
- }
- }
- next_counter = next_counter - 1;
- setTimeout('ljapi_msg()', 1000);
- }
- </script><?php
- }
-
- // Remove all options used during import process and
- // set wp_comments entries back to "normal" values
- function cleanup() {
- global $wpdb;
-
- delete_option( 'ljapi_username' );
- delete_option( 'ljapi_password' );
- delete_option( 'ljapi_protected_password' );
- delete_option( 'ljapi_verified' );
- delete_option( 'ljapi_total' );
- delete_option( 'ljapi_count' );
- delete_option( 'ljapi_lastsync' );
- delete_option( 'ljapi_last_sync_count' );
- delete_option( 'ljapi_sync_item_times' );
- delete_option( 'ljapi_lastsync_posts' );
- delete_option( 'ljapi_post_batch' );
- delete_option( 'ljapi_imported_count' );
- delete_option( 'ljapi_maxid' );
- delete_option( 'ljapi_usermap' );
- delete_option( 'ljapi_highest_id' );
- delete_option( 'ljapi_highest_comment_id' );
- delete_option( 'ljapi_comment_batch' );
- delete_option( 'ljapi_step' );
-
- $wpdb->update( $wpdb->comments,
- array( 'comment_karma' => 0, 'comment_agent' => 'WP LJ Importer', 'comment_type' => '' ),
- array( 'comment_type' => 'livejournal-done' ) );
- $wpdb->update( $wpdb->comments,
- array( 'comment_karma' => 0, 'comment_agent' => 'WP LJ Importer', 'comment_type' => '' ),
- array( 'comment_type' => 'livejournal' ) );
- }
-
- function LJ_API_Import() {
- $this->__construct();
- }
-
- function __construct() {
- // Nothing
- }
-}
-
-$lj_api_import = new LJ_API_Import();
-
-register_importer( 'livejournal', __( 'LiveJournal' ), __( 'Import posts from LiveJournal using their API.' ), array( $lj_api_import, 'dispatch' ) );
-?>
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