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8790a28916
git-svn-id: http://svn.automattic.com/wordpress/trunk@5984 1a063a9b-81f0-0310-95a4-ce76da25c4cd
238 lines
8.8 KiB
PHP
238 lines
8.8 KiB
PHP
<?php
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class JeromesKeyword_Import {
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function header() {
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echo '<div class="wrap">';
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echo '<h2>'.__('Import Jerome’s Keywords').'</h2>';
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echo '<p>'.__('Steps may take a few minutes depending on the size of your database. Please be patient.').'<br /><br /></p>';
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}
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function footer() {
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echo '</div>';
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}
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function greet() {
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echo '<div class="narrow">';
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echo '<p>'.__('Howdy! This imports tags from an existing Jerome’s Keywords installation into this blog using the new WordPress native tagging structure.').'</p>';
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echo '<p>'.__('This is suitable for Jerome’s Keywords version 1.x and 2.0a.').'</p>';
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echo '<p><strong>'.__('All existing Jerome’s Keywords will be removed after import.').'</strong></p>';
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echo '<p><strong>'.__('Don’t be stupid - backup your database before proceeding!').'</strong></p>';
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echo '<form action="admin.php?import=jkw&step=1" method="post">';
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wp_nonce_field('import-jkw');
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echo '<p class="submit"><input type="submit" name="submit" value="'.__('Import Version 1.x »').'" /></p>';
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echo '</form>';
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echo '<form action="admin.php?import=jkw&step=3" method="post">';
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wp_nonce_field('import-jkw');
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echo '<p class="submit"><input type="submit" name="submit" value="'.__('Import Version 2.0a »').'" /></p>';
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echo '</form>';
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echo '</div>';
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}
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function dispatch () {
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if ( empty( $_GET['step'] ) ) {
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$step = 0;
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} else {
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$step = (int) $_GET['step'];
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}
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// load the header
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$this->header();
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switch ( $step ) {
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case 0 :
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$this->greet();
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break;
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case 1 :
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check_admin_referer('import-jkw');
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$this->check_V1_post_keyword( true );
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break;
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case 2 :
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check_admin_referer('import-jkw');
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$this->check_V1_post_keyword( false );
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break;
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case 3 :
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check_admin_referer('import-jkw');
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$this->check_V2_post_keyword( true );
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break;
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case 4 :
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check_admin_referer('import-jkw');
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$this->check_V2_post_keyword( false );
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break;
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case 5:
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check_admin_referer('import-jkw');
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$this->cleanup_V2_import();
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break;
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case 6:
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$this->done();
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break;
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}
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// load the footer
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$this->footer();
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}
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function check_V1_post_keyword ( $precheck = true ) {
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global $wpdb;
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echo '<div class="narrow">';
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echo '<p><h3>'.__('Reading Jerome’s Keywords Tags…').'</h3></p>';
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// import Jerome's Keywords tags
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$qry = "SELECT post_id, meta_id, meta_key, meta_value FROM $wpdb->postmeta WHERE $wpdb->postmeta.meta_key = 'keywords'";
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$metakeys = $wpdb->get_results($qry);
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if ( !is_array($metakeys)) {
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echo '<p>' . __('No Tags Found!') . '</p>';
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return false;
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} else {
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$count = count($metakeys);
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echo '<p>' . sprintf( __('Done! <strong>%s</strong> posts with tags were read.'), $count ) . '<br /></p>';
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echo '<ul>';
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foreach ($metakeys as $post_meta) {
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if ($post_meta->meta_value != '') {
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$post_keys = explode(',', $post_meta->meta_value);
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foreach($post_keys as $keyword) {
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$keyword = addslashes(trim($keyword));
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if ($keyword != ''){
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echo '<li>' . $post_meta->post_id . ' - ' . $keyword . '</li>';
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if( !$precheck ){
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wp_add_post_tags($post_meta->post_id, $keyword);
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}
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}
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}
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}
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if( !$precheck ){
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delete_post_meta($post_meta->post_id, 'keywords');
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}
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}
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echo '</ul>';
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}
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echo '<form action="admin.php?import=jkw&step='.($precheck? 2:6).'" method="post">';
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wp_nonce_field('import-jkw');
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echo '<p class="submit"><input type="submit" name="submit" value="'.__('Next »').'" /></p>';
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echo '</form>';
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echo '</div>';
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}
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function check_V2_post_keyword ( $precheck = true ) {
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global $wpdb;
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echo '<div class="narrow">';
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echo '<p><h3>'.__('Reading Jerome’s Keywords Tags…').'</h3></p>';
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// import Jerome's Keywords tags
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$tablename = $wpdb->prefix . substr(get_option('jkeywords_keywords_table'), 1, -1);
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$qry = "SELECT post_id, tag_name FROM $tablename";
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$metakeys = $wpdb->get_results($qry);
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if ( !is_array($metakeys)) {
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echo '<p>' . __('No Tags Found!') . '</p>';
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return false;
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}
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else {
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$count = count($metakeys);
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echo '<p>' . sprintf( __('Done! <strong>%s</strong> tags were read.'), $count ) . '<br /></p>';
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echo '<ul>';
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foreach($metakeys as $post_meta) {
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$keyword = addslashes(trim($post_meta->tag_name));
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if ($keyword != ''){
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echo '<li>' . $post_meta->post_id . ' - ' . $keyword . '</li>';
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if( !$precheck ){
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wp_add_post_tags($post_meta->post_id, $keyword);
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}
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}
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}
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echo '</ul>';
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}
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echo '<form action="admin.php?import=jkw&step='.($precheck? 4:5).'" method="post">';
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wp_nonce_field('import-jkw');
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echo '<p class="submit"><input type="submit" name="submit" value="'.__('Next »').'" /></p>';
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echo '</form>';
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echo '</div>';
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}
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function cleanup_V2_import ( ) {
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global $wpdb;
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/* options from V2.0a (jeromes-keywords.php) */
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$options = array(
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'version' => '2.0', // keywords options version
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'keywords_table' => 'jkeywords', // table where keywords/tags are stored
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'query_varname' => 'tag', // HTTP var name used for tag searches
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'template' => 'keywords.php', // template file to use for displaying tag queries
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'meta_always_include' => '', // meta keywords to always include
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'meta_includecats' => 'default', // default' => include cats in meta keywords only for home page
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// all' => includes cats on every page, none' => never included
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'meta_autoheader' => '1', // automatically output meta keywords in header
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'search_strict' => '1', // returns only exact tag matches if true
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'use_feed_cats' => '1', // insert tags into feeds as categories
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/* post tag options */
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'post_linkformat' => '', // post tag format (initialized to $link_localsearch)
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'post_tagseparator' => ', ', // tag separator character(s)
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'post_includecats' => '0', // include categories in post's tag list
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'post_notagstext' => 'none', // text to display if no tags found
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/* tag cloud options */
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'cloud_linkformat' => '', // post tag format (initialized to $link_tagcloud)
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'cloud_tagseparator' => ' ', // tag separator character(s)
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'cloud_includecats' => '0', // include categories in tag cloud
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'cloud_sortorder' => 'natural', // tag sorting: natural, countup/asc, countdown/desc, alpha
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'cloud_displaymax' => '0', // maximum # of tags to display (all if set to zero)
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'cloud_displaymin' => '0', // minimum tag count to include in tag cloud
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'cloud_scalemax' => '0', // maximum value for count scaling (no scaling if zero)
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'cloud_scalemin' => '0' // minimum value for count scaling
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);
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$tablename = $wpdb->prefix . substr(get_option('jkeywords_keywords_table'), 1, -1);
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$wpdb->query('DROP TABLE IF EXISTS ' . $tablename);
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foreach($options as $optname => $optval) {
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delete_option('jkeywords_' . $optname);
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}
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$this->done();
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}
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function done ( ) {
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echo '<div class="narrow">';
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echo '<p><h3>'.__('Import Complete!').'</h3></p>';
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echo '</div>';
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}
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function JeromesKeyword_Import ( ) {
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// Nothing.
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}
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}
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// create the import object
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$jkw_import = new JeromesKeyword_Import();
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// add it to the import page!
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register_importer('jkw', 'Jerome’s Keywords', __('Import Jerome’s Keywords into the new native tagging structure.'), array($jkw_import, 'dispatch'));
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?>
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