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Fix primary key on term_relationships. Add wp_set_object_terms(). Setting post tags working now. see #4189 

git-svn-id: http://svn.automattic.com/wordpress/trunk@5515 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
ryan 2007-05-22 20:39:26 +00:00
parent 0c80a47d13
commit 6ecc901391
3 changed files with 48 additions and 42 deletions
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2
wp-admin/upgrade-schema.php
View File

@ -31,7 +31,7 @@ CREATE TABLE $wpdb->term_taxonomy (
CREATE TABLE $wpdb->term_relationships (
object_id bigint(20) NOT NULL default 0,
term_taxonomy_id bigint(20) NOT NULL default 0,
PRIMARY KEY (object_id),
PRIMARY KEY (object_id, term_taxonomy_id),
KEY (term_taxonomy_id)
) $charset_collate;
CREATE TABLE $wpdb->comments (

2
wp-includes/post.php
View File

@ -794,7 +794,7 @@ function wp_set_post_tags( $post_id = 0, $tags = '', $append = false ) {
if ( empty($tags) )
$tags = array();
$tags = (is_array($tags)) ? $tags : explode( ',', $tags );
add_term_relationship($tags, $post_id, 'post_tag');
wp_set_object_terms($post_id, $tags, 'post_tag', $append);
}
function wp_set_post_categories($post_ID = 0, $post_categories = array()) {

86
wp-includes/taxonomy.php
View File

@ -43,8 +43,8 @@ function add_term( $term, $taxonomy, $args = array() ) {
return $term_id;
$wpdb->query("INSERT INTO $wpdb->term_taxonomy (term_id, taxonomy, description, parent, count) VALUES ('$term_id', '$taxonomy', '$description', '$parent', '0')");
// TODO: Maybe return both term_id and tt_id.
return $term_id;
$tt_id = (int) $wpdb->insert_id;
return array('term_id' => $term_id, 'term_taxonomy_id' => $tt_id);
}
/**
@ -58,10 +58,21 @@ function remove_term() {}
*/
function is_term($term, $taxonomy = '') {
global $wpdb;
if ( ! $term = sanitize_title($term) )
return 0;
return $wpdb->get_var("SELECT term_id FROM $wpdb->terms WHERE slug = '$term'");
if ( is_int($term) ) {
$where = "t.term_id = '$term'";
} else {
if ( ! $term = sanitize_title($term) )
return 0;
$where = "t.slug = '$term'";
}
$term_id = $wpdb->get_var("SELECT term_id FROM $wpdb->terms as t WHERE $where");
if ( empty($taxonomy) || empty($term_id) )
return $term_id;
return $wpdb->get_row("SELECT tt.term_id, tt.term_taxonomy_id FROM $wpdb->terms AS t INNER JOIN $wpdb->term_taxonomy as tt ON tt.term_id = t.term_id WHERE $where AND tt.taxonomy = '$taxonomy'", ARRAY_A);
}
/**
@ -83,56 +94,51 @@ function get_defined_terms($terms) {
/**
* Relates an object (post, link etc) to a term and taxonomy type. Creates the term and taxonomy
* relationship if it doesn't already exist. Creates a term if it doesn't exist (using the slug).
* @param array|int|string $term The slug or id of the term.
* @param int $object_id The object to relate to.
* @param array|int|string $term The slug or id of the term.
* @param array|string $taxonomies The context(s) in which to relate the term to the object.
*/
function add_term_relationship($terms, $object_id, $taxonomies) {
function wp_set_object_terms($object_id, $terms, $taxonomies, $append = false) {
global $wpdb;
$object_id = (int) $object_id;
if ( !is_array($taxonomies) )
$taxonomies = array($taxonomies);
if ( !is_array($terms) )
$terms = array($terms);
$defined_terms = get_defined_terms($terms);
foreach ( $terms as $term ) {
if ( !is_int($term) ) {
if ( !isset($defined_terms[$term]) )
$new_terms[] = $term;
$slugs[] = $term;
} else {
$term_ids[] = $term;
}
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'");
}
$term_clause = isset($term_ids) ? 'tt.term_id IN (' . implode(', ', $term_ids) . ')' : '';
if ( isset($slugs) ) {
if ($term_clause) {
$term_clause .= ' OR ';
}
$term_clause .= "t.slug IN ('" . implode("', '", $slugs) . "')";
$term_join = "INNER JOIN $wpdb->terms AS t ON tt.term_id = t.term_id";
} else {
$term_join = '';
}
// Now add or increment the term taxonomy relationships. This is inefficient at the moment.
$tt_ids = array();
foreach ( $taxonomies as $taxonomy ) {
foreach ( $terms as $term ) {
add_term($term, $taxonomy);
foreach ($terms as $term) {
if ( !$id = is_term($term, $taxonomy) )
$id = add_term($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')");
}
}
$taxonomies = "'" . implode("', '", $taxonomies) . "'";
// Finally, relate the term and taxonomy to the object.
// Use IGNORE to avoid dupe warnings for now.
$wpdb->query("INSERT IGNORE INTO $wpdb->term_relationships(object_id, term_taxonomy_id) SELECT '$object_id', term_taxonomy_id FROM $wpdb->term_taxonomy AS tt $term_join WHERE ($term_clause) AND tt.taxonomy IN ($taxonomies)");
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)");
}
}
return $tt_ids;
}
/**
* Returns the terms associated with the given object(s), in the supplied taxonomies.
* @param int|array $object_id The id of the object(s)) to retrieve for.
@ -144,7 +150,7 @@ function get_object_terms($object_id, $taxonomy) {
$taxonomies = ($single_taxonomy = !is_array($taxonomy)) ? array($taxonomy) : $taxonomy;
$object_ids = ($single_object = !is_array($object_id)) ? array($object_id) : $object_id;
$taxonomies = "'" . implode("', '", $taxonomies) . "'";
$taxonomies = "'" . implode("', '", $taxonomies) . "'";
$object_ids = implode(', ', $object_ids);
if ( $taxonomy_data = $wpdb->get_results("SELECT t.* FROM $wpdb->terms AS t INNER JOIN $wpdb->term_taxonomy AS tt ON tt.term_id = t.term_id INNER JOIN $wpdb->term_relationships AS tr ON tr.term_taxonomy_id = tt.term_taxonomy_id WHERE tt.taxonomy IN ($taxonomies) AND tr.object_id IN ($object_ids)") ) {