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Start moving link categories to taxonomy. see #4189

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git-svn-id: https://develop.svn.wordpress.org/trunk@5523 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Ryan Boren
2007-05-23 07:15:10 +00:00
parent 7f3e74ffca
commit feb66bda9c
4 changed files with 73 additions and 116 deletions
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68
wp-admin/admin-db.php
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@@ -463,78 +463,22 @@ function wp_delete_link($link_id) {
do_action('deleted_link', $link_id);
}
function wp_get_link_cats($link_ID = 0) {
global $wpdb;
function wp_get_link_cats($link_id = 0) {
$sql = "SELECT category_id
FROM $wpdb->link2cat
WHERE link_id = $link_ID
ORDER BY category_id";
$cats = get_object_terms($link_id, 'link_category', 'get=ids');
$result = $wpdb->get_col($sql);
if ( !$result )
$result = array();
return array_unique($result);
return array_unique($cats);
}
function wp_set_link_cats($link_ID = 0, $link_categories = array()) {
global $wpdb;
function wp_set_link_cats($link_id = 0, $link_categories = array()) {
// If $link_categories isn't already an array, make it one:
if (!is_array($link_categories) || 0 == count($link_categories))
$link_categories = array(get_option('default_link_category'));
$link_categories = array_map('intval', $link_categories);
$link_categories = array_unique($link_categories);
// First the old categories
$old_categories = $wpdb->get_col("
SELECT category_id
FROM $wpdb->link2cat
WHERE link_id = '$link_ID'");
if (!$old_categories) {
$old_categories = array();
} else {
$old_categories = array_unique($old_categories);
}
// Delete any?
$delete_cats = array_diff($old_categories,$link_categories);
if ($delete_cats) {
foreach ($delete_cats as $del) {
$del = (int) $del;
$wpdb->query("
DELETE FROM $wpdb->link2cat
WHERE category_id = '$del'
AND link_id = '$link_ID'
");
}
}
// Add any?
$add_cats = array_diff($link_categories, $old_categories);
if ($add_cats) {
foreach ($add_cats as $new_cat) {
$new_cat = (int) $new_cat;
if ( !empty($new_cat) )
$wpdb->query("
INSERT INTO $wpdb->link2cat (link_id, category_id)
VALUES ('$link_ID', '$new_cat')");
}
}
// Update category counts.
$all_affected_cats = array_unique(array_merge($link_categories, $old_categories));
foreach ( $all_affected_cats as $cat_id ) {
$count = $wpdb->get_var("SELECT COUNT(*) FROM $wpdb->link2cat, $wpdb->links WHERE $wpdb->links.link_id = $wpdb->link2cat.link_id AND category_id = '$cat_id'");
$wpdb->query("UPDATE $wpdb->categories SET link_count = '$count' WHERE cat_ID = '$cat_id'");
wp_cache_delete($cat_id, 'category');
do_action('edit_category', $cat_id);
}
wp_set_object_terms($link_id, $link_categories, 'link_category');
} // wp_set_link_cats()
function post_exists($title, $content = '', $post_date = '') {