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Diffstat (limited to 'wp-admin/import/stp.php')
| -rw-r--r-- | wp-admin/import/stp.php | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/wp-admin/import/stp.php b/wp-admin/import/stp.php new file mode 100644 index 0000000..9d5371c --- /dev/null +++ b/wp-admin/import/stp.php @@ -0,0 +1,155 @@ +<?php +class STP_Import { + function header() { + echo '<div class="wrap">'; + echo '<h2>'.__('Import Simple Tagging').'</h2>'; + echo '<p>'.__('Steps may take a few minutes depending on the size of your database. Please be patient.').'<br /><br /></p>'; + } + + function footer() { + echo '</div>'; + } + + function greet() { + echo '<div class="narrow">'; + echo '<p>'.__('Howdy! This imports tags from an existing Simple Tagging 1.6.2 installation into this blog using the new WordPress native tagging structure.').'</p>'; + echo '<p>'.__('This has not been tested on any other versions of Simple Tagging. Mileage may vary.').'</p>'; + echo '<p>'.__('To accommodate larger databases for those tag-crazy authors out there, we have made this into an easy 4-step program to help you kick that nasty Simple Tagging habit. Just keep clicking along and we will let you know when you are in the clear!').'</p>'; + echo '<p><strong>'.__('Don’t be stupid - backup your database before proceeding!').'</strong></p>'; + echo '<form action="admin.php?import=stp&step=1" method="post">'; + wp_nonce_field('import-stp'); + echo '<p class="submit"><input type="submit" name="submit" value="'.__('Step 1 »').'" /></p>'; + echo '</form>'; + echo '</div>'; + } + + function dispatch () { + if ( empty( $_GET['step'] ) ) { + $step = 0; + } else { + $step = (int) $_GET['step']; + } + // load the header + $this->header(); + switch ( $step ) { + case 0 : + $this->greet(); + break; + case 1 : + check_admin_referer('import-stp'); + $this->import_posts(); + break; + case 2: + check_admin_referer('import-stp'); + $this->import_t2p(); + break; + case 3: + check_admin_referer('import-stp'); + $this->cleanup_import(); + break; + } + // load the footer + $this->footer(); + } + + + function import_posts ( ) { + echo '<div class="narrow">'; + echo '<p><h3>'.__('Reading STP Post Tags…').'</h3></p>'; + + // read in all the STP tag -> post settings + $posts = $this->get_stp_posts(); + + // if we didn't get any tags back, that's all there is folks! + if ( !is_array($posts) ) { + echo '<p>' . __('No posts were found to have tags!') . '</p>'; + return false; + } + else { + // if there's an existing entry, delete it + if ( get_option('stpimp_posts') ) { + delete_option('stpimp_posts'); + } + + add_option('stpimp_posts', $posts); + $count = count($posts); + echo '<p>' . sprintf( __('Done! <strong>%s</strong> tag to post relationships were read.'), $count ) . '<br /></p>'; + } + + echo '<form action="admin.php?import=stp&step=2" method="post">'; + wp_nonce_field('import-stp'); + echo '<p class="submit"><input type="submit" name="submit" value="'.__('Step 2 »').'" /></p>'; + echo '</form>'; + echo '</div>'; + } + + + function import_t2p ( ) { + echo '<div class="narrow">'; + echo '<p><h3>'.__('Adding Tags to Posts…').'</h3></p>'; + + // run that funky magic! + $tags_added = $this->tag2post(); + + echo '<p>' . sprintf( __('Done! <strong>%s</strong> tags where added!'), $tags_added ) . '<br /></p>'; + echo '<form action="admin.php?import=stp&step=3" method="post">'; + wp_nonce_field('import-stp'); + echo '<p class="submit"><input type="submit" name="submit" value="'.__('Step 3 »').'" /></p>'; + echo '</form>'; + echo '</div>'; + } + + function get_stp_posts ( ) { + global $wpdb; + // read in all the posts from the STP post->tag table: should be wp_post2tag + $posts_query = "SELECT post_id, tag_name FROM " . $wpdb->prefix . "stp_tags"; + $posts = $wpdb->get_results($posts_query); + return $posts; + } + + function tag2post ( ) { + global $wpdb; + + // get the tags and posts we imported in the last 2 steps + $posts = get_option('stpimp_posts'); + + // null out our results + $tags_added = 0; + + // loop through each post and add its tags to the db + foreach ( $posts as $this_post ) { + $the_post = (int) $this_post->post_id; + $the_tag = $wpdb->escape($this_post->tag_name); + // try to add the tag + wp_add_post_tags($the_post, $the_tag); + $tags_added++; + } + + // that's it, all posts should be linked to their tags properly, pending any errors we just spit out! + return $tags_added; + } + + function cleanup_import ( ) { + delete_option('stpimp_posts'); + $this->done(); + } + + function done ( ) { + echo '<div class="narrow">'; + echo '<p><h3>'.__('Import Complete!').'</h3></p>'; + echo '<p>' . __('OK, so we lied about this being a 4-step program! You’re done!') . '</p>'; + echo '<p>' . __('Now wasn’t that easy?') . '</p>'; + echo '</div>'; + } + + function STP_Import ( ) { + // Nothing. + } +} + +// create the import object +$stp_import = new STP_Import(); + +// add it to the import page! +register_importer('stp', 'Simple Tagging', __('Import Simple Tagging tags into the new native tagging structure.'), array($stp_import, 'dispatch')); +?>
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