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<title>[12109] trunk/wp-admin: Export and import custom taxonomies.</title>
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<div id="msg">
<dl>
<dt>Revision</dt> <dd><a href="http://trac.wordpress.org/changeset/12109">12109</a></dd>
<dt>Author</dt> <dd>ryan</dd>
<dt>Date</dt> <dd>2009-10-26 13:57:55 +0000 (Mon, 26 Oct 2009)</dd>
</dl>
<h3>Log Message</h3>
<pre>Export and import custom taxonomies. Props chrisscott. fixes <a href="http://trac.wordpress.org/ticket/10012">#10012</a></pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkwpadminimportwordpressphp">trunk/wp-admin/import/wordpress.php</a></li>
<li><a href="#trunkwpadminincludesexportphp">trunk/wp-admin/includes/export.php</a></li>
</ul>
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<div id="patch">
<h3>Diff</h3>
<a id="trunkwpadminimportwordpressphp"></a>
<div class="modfile"><h4>Modified: trunk/wp-admin/import/wordpress.php (12108 => 12109)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-admin/import/wordpress.php 2009-10-26 09:04:21 UTC (rev 12108)
+++ trunk/wp-admin/import/wordpress.php 2009-10-26 13:57:55 UTC (rev 12109)
</span><span class="lines">@@ -27,6 +27,7 @@
</span><span class="cx"> var $author_ids = array ();
</span><span class="cx"> var $tags = array ();
</span><span class="cx"> var $categories = array ();
</span><ins>+ var $terms = array ();
</ins><span class="cx">
</span><span class="cx"> var $j = -1;
</span><span class="cx"> var $fetch_attachments = false;
</span><span class="lines">@@ -122,6 +123,11 @@
</span><span class="cx"> $this->tags[] = $tag[1];
</span><span class="cx"> continue;
</span><span class="cx"> }
</span><ins>+ if ( false !== strpos($importline, '<wp:term>') ) {
+ preg_match('|<wp:term>(.*?)</wp:term>|is', $importline, $term);
+ $this->terms[] = $term[1];
+ continue;
+ }
</ins><span class="cx"> if ( false !== strpos($importline, '<item>') ) {
</span><span class="cx"> $this->post = '';
</span><span class="cx"> $doing_entry = true;
</span><span class="lines">@@ -337,7 +343,44 @@
</span><span class="cx"> $tag_ID = wp_insert_term($tag_name, 'post_tag', $tagarr);
</span><span class="cx"> }
</span><span class="cx"> }
</span><ins>+
+ function process_terms() {
+ global $wpdb, $wp_taxonomies;
+
+ $custom_taxonomies = $wp_taxonomies;
+ // get rid of the standard taxonomies
+ unset( $custom_taxonomies['category'] );
+ unset( $custom_taxonomies['post_tag'] );
+ unset( $custom_taxonomies['link_category'] );
+
+ $custom_taxonomies = array_keys( $custom_taxonomies );
+ $current_terms = (array) get_terms( $custom_taxonomies, 'get=all' );
+ $taxonomies = array();
+ foreach ( $current_terms as $term ) {
+ if ( isset( $_terms[$term->taxonomy] ) ) {
+ $taxonomies[$term->taxonomy] = array_merge( $taxonomies[$term->taxonomy], array($term->name) );
+ } else {
+ $taxonomies[$term->taxonomy] = array($term->name);
+ }
+ }
</ins><span class="cx">
</span><ins>+ while ( $c = array_shift($this->terms) ) {
+ $term_name = trim($this->get_tag( $c, 'wp:term_name' ));
+ $term_taxonomy = trim($this->get_tag( $c, 'wp:term_taxonomy' ));
+
+ // If the term exists in the taxonomy we leave it alone
+ if ( isset($taxonomies[$term_taxonomy] ) && in_array( $term_name, $taxonomies[$term_taxonomy] ) )
+ continue;
+
+ $slug = $this->get_tag( $c, 'wp:term_slug' );
+ $description = $this->get_tag( $c, 'wp:term_description' );
+
+ $termarr = compact('slug', 'description');
+
+ $term_ID = wp_insert_term($term_name, $this->get_tag( $c, 'wp:term_taxonomy' ), $termarr);
+ }
+ }
+
</ins><span class="cx"> function process_author($post) {
</span><span class="cx"> $author = $this->get_tag( $post, 'dc:creator' );
</span><span class="cx"> if ($author)
</span><span class="lines">@@ -748,6 +791,7 @@
</span><span class="cx"> $this->get_entries();
</span><span class="cx"> $this->process_categories();
</span><span class="cx"> $this->process_tags();
</span><ins>+ $this->process_terms();
</ins><span class="cx"> $result = $this->process_posts();
</span><span class="cx"> wp_suspend_cache_invalidation(false);
</span><span class="cx"> $this->backfill_parents();
</span></span></pre></div>
<a id="trunkwpadminincludesexportphp"></a>
<div class="modfile"><h4>Modified: trunk/wp-admin/includes/export.php (12108 => 12109)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-admin/includes/export.php 2009-10-26 09:04:21 UTC (rev 12108)
+++ trunk/wp-admin/includes/export.php 2009-10-26 13:57:55 UTC (rev 12109)
</span><span class="lines">@@ -24,7 +24,7 @@
</span><span class="cx"> * @param unknown_type $author
</span><span class="cx"> */
</span><span class="cx"> function export_wp($author='') {
</span><del>-global $wpdb, $post_ids, $post;
</del><ins>+global $wpdb, $post_ids, $post, $wp_taxonomies;
</ins><span class="cx">
</span><span class="cx"> do_action('export_wp');
</span><span class="cx">
</span><span class="lines">@@ -46,6 +46,13 @@
</span><span class="cx"> $categories = (array) get_categories('get=all');
</span><span class="cx"> $tags = (array) get_tags('get=all');
</span><span class="cx">
</span><ins>+$custom_taxonomies = $wp_taxonomies;
+unset($custom_taxonomies['category']);
+unset($custom_taxonomies['post_tag']);
+unset($custom_taxonomies['link_category']);
+$custom_taxonomies = array_keys($custom_taxonomies);
+$terms = (array) get_terms($custom_taxonomies, 'get=all');
+
</ins><span class="cx"> /**
</span><span class="cx"> * {@internal Missing Short Description}}
</span><span class="cx"> *
</span><span class="lines">@@ -186,7 +193,35 @@
</span><span class="cx"> * {@internal Missing Short Description}}
</span><span class="cx"> *
</span><span class="cx"> * @since unknown
</span><ins>+ *
+ * @param object $t Term Object
</ins><span class="cx"> */
</span><ins>+function wxr_term_name($t) {
+ if ( empty($t->name) )
+ return;
+
+ echo '<wp:term_name>' . wxr_cdata($t->name) . '</wp:term_name>';
+}
+
+/**
+ * {@internal Missing Short Description}}
+ *
+ * @since unknown
+ *
+ * @param object $t Term Object
+ */
+function wxr_term_description($t) {
+ if ( empty($t->description) )
+ return;
+
+ echo '<wp:term_description>' . wxr_cdata($t->description) . '</wp:term_description>';
+}
+
+/**
+ * {@internal Missing Short Description}}
+ *
+ * @since unknown
+ */
</ins><span class="cx"> function wxr_post_taxonomy() {
</span><span class="cx"> $categories = get_the_category();
</span><span class="cx"> $tags = get_the_tags();
</span><span class="lines">@@ -256,6 +291,9 @@
</span><span class="cx"> <?php if ( $tags ) : foreach ( $tags as $t ) : ?>
</span><span class="cx"> <wp:tag><wp:tag_slug><?php echo $t->slug; ?></wp:tag_slug><?php wxr_tag_name($t); ?><?php wxr_tag_description($t); ?></wp:tag>
</span><span class="cx"> <?php endforeach; endif; ?>
</span><ins>+<?php if ( $terms ) : foreach ( $terms as $t ) : ?>
+ <wp:term><wp:term_taxonomy><?php echo $t->taxonomy; ?></wp:term_taxonomy><wp:term_slug><?php echo $t->slug; ?></wp:term_slug><wp:term_parent><?php echo $t->parent ? $custom_taxonomies[$t->parent]->name : ''; ?></wp:term_parent><?php wxr_term_name($t); ?><?php wxr_term_description($t); ?></wp:term>
+<?php endforeach; endif; ?>
</ins><span class="cx"> <?php do_action('rss2_head'); ?>
</span><span class="cx"> <?php if ($post_ids) {
</span><span class="cx"> global $wp_query;
</span></span></pre>
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