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Fix object term relationship deletion and count updating. 

git-svn-id: http://svn.automattic.com/wordpress/trunk@5556 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
ryan 2007-05-27 05:15:18 +00:00
parent 2918f50e90
commit c816b51b8c
3 changed files with 120 additions and 74 deletions
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12
wp-admin/includes/bookmark.php
View File

@ -44,17 +44,9 @@ function wp_delete_link($link_id) {
do_action('delete_link', $link_id);
$categories = wp_get_link_cats($link_id);
if( is_array( $categories ) ) {
foreach ( $categories as $category ) {
$wpdb->query("UPDATE $wpdb->categories SET link_count = link_count - 1 WHERE cat_ID = '$category'");
wp_cache_delete($category, 'category');
do_action('edit_category', $cat_id);
}
}
wp_delete_object_term_relationships($link_id, 'link_category');
$wpdb->query("DELETE FROM $wpdb->link2cat WHERE link_id = '$link_id'");
return $wpdb->query("DELETE FROM $wpdb->links WHERE link_id = '$link_id'");
$wpdb->query("DELETE FROM $wpdb->links WHERE link_id = '$link_id'");
do_action('deleted_link', $link_id);
}

31
wp-includes/post.php
View File

@ -410,16 +410,8 @@ function wp_delete_post($postid = 0) {
do_action('delete_post', $postid);
if ( 'publish' == $post->post_status && 'post' == $post->post_type ) {
$categories = wp_get_post_categories($post->ID);
if ( is_array( $categories ) ) {
foreach ( $categories as $cat_id ) {
$wpdb->query("UPDATE $wpdb->categories SET category_count = category_count - 1 WHERE cat_ID = '$cat_id'");
wp_cache_delete($cat_id, 'category');
do_action('edit_category', $cat_id);
}
}
}
// TODO delete for pluggable post taxonomies too
wp_delete_object_term_relationships($postid, array('category', 'post_tag'));
if ( 'page' == $post->post_type )
$wpdb->query("UPDATE $wpdb->posts SET post_parent = $post->post_parent WHERE post_parent = $postid AND post_type = 'page'");
@ -430,8 +422,6 @@ function wp_delete_post($postid = 0) {
$wpdb->query("DELETE FROM $wpdb->comments WHERE comment_post_ID = $postid");
$wpdb->query("DELETE FROM $wpdb->post2cat WHERE post_id = $postid");
$wpdb->query("DELETE FROM $wpdb->postmeta WHERE post_id = $postid");
if ( 'page' == $post->post_type ) {
@ -444,19 +434,24 @@ function wp_delete_post($postid = 0) {
return $post;
}
function wp_get_post_categories($post_id = 0) {
function wp_get_post_categories( $post_id = 0, $args = array() ) {
$post_id = (int) $post_id;
$cats = get_object_terms($post_id, 'category', 'get=fields');
$defaults = array('fields' => 'ids');
$args = wp_parse_args( $args, $defaults );
$cats = get_object_terms($post_id, 'category', $args);
return $cats;
}
function wp_get_post_tags( $post_id = 0 ) {
global $tag_cache, $blog_id;
function wp_get_post_tags( $post_id = 0, $args = array() ) {
$post_id = (int) $post_id;
$defaults = array('fields' => 'all');
$args = wp_parse_args( $args, $defaults );
$tags = get_object_terms($post_id, 'post_tag');
$tags = get_object_terms($post_id, 'post_tag', $args);
return $tags;
}

151
wp-includes/taxonomy.php
View File

@ -103,6 +103,26 @@ function wp_insert_term( $term, $taxonomy, $args = array() ) {
return array('term_id' => $term_id, 'term_taxonomy_id' => $tt_id);
}
function wp_delete_object_term_relationships( $object_id, $taxonomies ) {
global $wpdb;
$object_id = (int) $object_id;
if ( !is_array($taxonomies) )
$taxonomies = array($taxonomies);
$terms = get_object_terms($object_id, $taxonomies, 'fields=tt_ids');
$in_terms = "'" . implode("', '", $terms) . "'";
error_log("Terms: " . var_export($terms, true), 0);
$wpdb->query("DELETE FROM $wpdb->term_relationships WHERE object_id = '$object_id' AND term_taxonomy_id IN ($in_terms)");
// Assume all taxonomies have the same object type
$taxonomy = get_taxonomy($taxonomies[0]);
wp_update_term_count($terms, $taxonomy['object_type']);
// TODO clear the cache
}
/**
* Removes a term from the database.
*/
@ -218,6 +238,22 @@ function wp_update_term( $term, $taxonomy, $args = array() ) {
return array('term_id' => $term_id, 'term_taxonomy_id' => $tt_id);
}
function wp_update_term_count( $terms, $object_type ) {
if ( empty($terms) )
return false;
// TODO validate object_type
if ( !is_array($terms) )
$terms = array($terms);
$terms = array_map('intval', $terms);
do_action("count_${object_type}_terms", $terms);
return true;
}
/**
* Returns the index of a defined term, or 0 (false) if the term doesn't exist.
*/
@ -261,50 +297,54 @@ function get_defined_terms($terms) {
* relationship if it doesn't already exist. Creates a term if it doesn't exist (using the slug).
* @param int $object_id The object to relate to.
* @param array|int|string $term The slug or id of the term.
* @param array|string $taxonomies The context(s) in which to relate the term to the object.
* @param array|string $taxonomy The context in which to relate the term to the object.
*/
function wp_set_object_terms($object_id, $terms, $taxonomies, $append = false) {
function wp_set_object_terms($object_id, $terms, $taxonomy, $append = false) {
global $wpdb;
$object_id = (int) $object_id;
if ( !is_array($taxonomies) )
$taxonomies = array($taxonomies);
if ( ! is_taxonomy($taxonomy) )
return false;
if ( !is_array($terms) )
$terms = array($terms);
if ( ! $append ) {
$in_taxonomies = "'" . implode("', '", $taxonomies) . "'";
$old_terms = $wpdb->get_col("SELECT tr.term_taxonomy_id FROM $wpdb->term_relationships AS tr INNER JOIN $wpdb->term_taxonomy AS tt ON tr.term_taxonomy_id = tt.term_taxonomy_id WHERE tt.taxonomy IN ($in_taxonomies) AND tr.object_id = '$object_id'");
$old_terms = $wpdb->get_col("SELECT tr.term_taxonomy_id FROM $wpdb->term_relationships AS tr INNER JOIN $wpdb->term_taxonomy AS tt ON tr.term_taxonomy_id = tt.term_taxonomy_id WHERE tt.taxonomy = '$taxonomy' AND tr.object_id = '$object_id'");
if ( empty($old_terms) )
$old_terms = array();
}
$tt_ids = array();
$term_ids = array();
foreach ( $taxonomies as $taxonomy ) {
foreach ($terms as $term) {
if ( !$id = is_term($term, $taxonomy) )
$id = wp_insert_term($term, $taxonomy);
$id = $id['term_taxonomy_id'];
$tt_ids[] = $id;
if ( $wpdb->get_var("SELECT term_taxonomy_id FROM $wpdb->term_relationships WHERE object_id = '$object_id' AND term_taxonomy_id = '$id'") )
continue;
$wpdb->query("INSERT INTO $wpdb->term_relationships (object_id, term_taxonomy_id) VALUES ('$object_id', '$id')");
$wpdb->query("UPDATE $wpdb->term_taxonomy SET count = count + 1 WHERE term_taxonomy_id = $id");
}
foreach ($terms as $term) {
if ( !$id = is_term($term, $taxonomy) )
$id = wp_insert_term($term, $taxonomy);
$term_ids[] = $id['term_id'];
$id = $id['term_taxonomy_id'];
$tt_ids[] = $id;
if ( $wpdb->get_var("SELECT term_taxonomy_id FROM $wpdb->term_relationships WHERE object_id = '$object_id' AND term_taxonomy_id = '$id'") )
continue;
$wpdb->query("INSERT INTO $wpdb->term_relationships (object_id, term_taxonomy_id) VALUES ('$object_id', '$id')");
}
$taxonomy_data = get_taxonomy($taxonomy);
wp_update_term_count($tt_ids, $taxonomy_data['object_type']);
if ( ! $append ) {
$delete_terms = array_diff($old_terms, $tt_ids);
if ( $delete_terms ) {
$delete_terms = "'" . implode("', '", $delete_terms) . "'";
$wpdb->query("DELETE FROM $wpdb->term_relationships WHERE term_taxonomy_id IN ($delete_terms)");
$wpdb->query("UPDATE $wpdb->term_taxonomy SET count = count - 1 WHERE term_taxonomy_id IN ($delete_terms)");
wp_update_term_count($delete_terms, $taxonomy_data['object_type']);
}
}
clean_term_cache($term_ids, $taxonomy);
return $tt_ids;
}
@ -314,11 +354,15 @@ function wp_set_object_terms($object_id, $terms, $taxonomies, $append = false) {
* @param string|array $taxonomies The taxonomies to retrieve terms from.
* @return array The requested term data.
*/
function get_object_terms($object_id, $taxonomy, $args = array()) {
function get_object_terms($object_ids, $taxonomies, $args = array()) {
global $wpdb;
$taxonomies = ($single_taxonomy = !is_array($taxonomy)) ? array($taxonomy) : $taxonomy;
// TODO cast to int
$object_ids = ($single_object = !is_array($object_id)) ? array($object_id) : $object_id;
if ( !is_array($taxonomies) )
$taxonomies = array($taxonomies);
if ( !is_array($object_ids) )
$object_ids = array($object_ids);
$object_ids = array_map('intval', $object_ids);
$defaults = array('orderby' => 'name', 'order' => 'ASC', 'fields' => 'all');
$args = wp_parse_args( $args, $defaults );
@ -343,28 +387,13 @@ function get_object_terms($object_id, $taxonomy, $args = array()) {
$taxonomy_data = $wpdb->get_results($query);
else if ( 'ids' == $fields )
$taxonomy_data = $wpdb->get_col($query);
else if ( 'tt_ids' == $fields )
$taxonomy_data = $wpdb->get_col("SELECT term_taxonomy_id FROM $wpdb->term_relationships WHERE object_id IN ($object_ids) ORDER BY term_taxonomy_id $order");
if ( ! $taxonomy_data )
return array();
if ($single_taxonomy && $single_object) {
// Just one kind of taxonomy for one object.
return $taxonomy_data;
} else {
foreach ($taxonomy_data as $data) {
if ($single_taxonomy) {
// Many objects, one taxonomy type.
$return[$data->object_id][] = $data;
} elseif ($single_object) {
// One object, many taxonomies.
$return[$data->taxonomy][] = $data;
} else {
// Many objects, many taxonomies.
$return[$data->object_id][$data->taxonomy][] = $data;
}
}
return $return;
}
return $taxonomy_data;
}
function &get_terms($taxonomies, $args = '') {
@ -484,7 +513,7 @@ function &get_terms($taxonomies, $args = '') {
if ( $child_of || $hierarchical ) {
$children = _get_term_hierarchy($taxonomies[0]);
if ( ! empty($children) )
$terms = & _get_term_children($child_of, $terms);
$terms = & _get_term_children($child_of, $terms, $taxonomies[0]);
}
/*
@ -583,8 +612,14 @@ function get_term_by($field, $value, $taxonomy, $output = OBJECT) {
}
}
function clean_term_cache($id, $taxonomy) {
wp_cache_delete($id, $taxonomy);
function clean_term_cache($ids, $taxonomy) {
if ( !is_array($ids) )
$ids = array($ids);
foreach ( $ids as $id ) {
wp_cache_delete($id, $taxonomy);
}
wp_cache_delete('all_ids', $taxonomy);
wp_cache_delete('get', $taxonomy);
delete_option("{$taxonomy}_children");
@ -598,7 +633,7 @@ function _get_term_hierarchy($taxonomy) {
return $children;
$children = array();
$terms = get_terms('category', 'hide_empty=0&hierarchical=0');
$terms = get_terms($taxonomy, 'hide_empty=0&hierarchical=0');
foreach ( $terms as $term ) {
if ( $term->parent > 0 )
$children[$cterm->parent][] = $term->term_id;
@ -608,12 +643,12 @@ function _get_term_hierarchy($taxonomy) {
return $children;
}
function &_get_term_children($term_id, $terms) {
function &_get_term_children($term_id, $terms, $taxonomy) {
if ( empty($terms) )
return array();
$term_list = array();
$has_children = _get_term_hierarchy();
$has_children = _get_term_hierarchy($taxonomy);
if ( ( 0 != $term_id ) && ! isset($has_children[$term_id]) )
return array();
@ -628,7 +663,7 @@ function &_get_term_children($term_id, $terms) {
if ( !isset($has_children[$term->term_id]) )
continue;
if ( $children = _get_cat_children($term->term_id, $terms) )
if ( $children = _get_term_children($term->term_id, $terms, $taxonomy) )
$term_list = array_merge($term_list, $children);
}
}
@ -636,4 +671,28 @@ function &_get_term_children($term_id, $terms) {
return $term_list;
}
//
// Default callbacks
//
function _update_post_term_count( $terms ) {
global $wpdb;
foreach ( $terms as $term ) {
$count = $wpdb->get_var("SELECT COUNT(*) FROM $wpdb->term_relationships, $wpdb->posts WHERE $wpdb->posts.ID = $wpdb->term_relationships.object_id AND post_status = 'publish' AND post_type = 'post' AND term_taxonomy_id = '$term'");
$wpdb->query("UPDATE $wpdb->term_taxonomy SET count = '$count' WHERE term_taxonomy_id = '$term'");
}
}
add_action('count_post_terms', '_update_post_term_count');
function _update_link_term_count( $terms ) {
global $wpdb;
foreach ( $terms as $term ) {
$count = $wpdb->get_var("SELECT COUNT(*) FROM $wpdb->term_relationships WHERE term_taxonomy_id = '$term'");
$wpdb->query("UPDATE $wpdb->term_taxonomy SET count = '$count' WHERE term_taxonomy_id = '$term'");
}
}
add_action('count_link_terms', '_update_link_term_count');
?>