Use own category_exists() function, and only list categories to convert. fixes #4107

git-svn-id: http://svn.automattic.com/wordpress/trunk@5229 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
rob1n 2007-04-10 16:57:21 +00:00
parent 27f9b4a0fb
commit 1a15286ed5

View File

@ -14,7 +14,9 @@ class WP_Categories_to_Tags {
}
function populate_all_categories() {
$this->all_categories =& get_categories('hide_empty=0&hierarchal=0');
global $wpdb;
$this->all_categories = $wpdb->get_results("SELECT * FROM $wpdb->categories WHERE (type & ~ " . TAXONOMY_TAG . ") != 0 ORDER BY cat_name ASC");
}
function welcome() {
@ -70,6 +72,20 @@ class WP_Categories_to_Tags {
print '</ul>';
}
function _category_exists($cat_id) {
global $wpdb;
$cat_id = (int) $cat_id;
$maybe_exists = $wpdb->get_results("SELECT cat_ID from $wpdb->categories WHERE cat_ID = '$cat_id'");
if (count($maybe_exists) > 0) {
return true;
} else {
return false;
}
}
function convert_them() {
global $wpdb;
@ -89,7 +105,7 @@ class WP_Categories_to_Tags {
print '<li>' . __('Converting category') . ' #' . $cat_id . '... ';
if (!category_exists($cat_id)) {
if (!$this->_category_exists($cat_id)) {
_e('Category doesn\'t exist!');
} else {
$category =& get_category($cat_id);
@ -100,11 +116,19 @@ class WP_Categories_to_Tags {
$type = TAXONOMY_TAG;
}
// Set the category itself to $type from above
$wpdb->query("UPDATE $wpdb->categories SET type = '$type' WHERE cat_ID = '{$category->cat_ID}'");
$wpdb->query("UPDATE $wpdb->post2cat SET rel_type = 'tag' WHERE cat_ID = '{$category->cat_ID}'");
// Set relationships in post2cat to 'tag', category_count becomes tag_count
$wpdb->query("UPDATE $wpdb->post2cat SET rel_type = 'tag' WHERE category_ID = '{$category->cat_ID}'");
$wpdb->query("UPDATE $wpdb->categories SET tag_count = '{$category->category_count}', category_count = '0' WHERE cat_ID = '{$category->cat_ID}'");
// Set all parents to 0 (root-level) if their parent was the converted tag
$wpdb->query("UPDATE $wpdb->categories SET category_parent = 0 WHERE category_parent = '{$category->cat_ID}'");
// Clean the cache
clean_category_cache($category->cat_ID);
_e('Converted successfully.');
}
@ -112,8 +136,6 @@ class WP_Categories_to_Tags {
}
print '</ul>';
clean_category_cache();
}
function init() {