Eliminate , , and . see #5182
git-svn-id: http://svn.automattic.com/wordpress/trunk@6229 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
ryan
parent
714742b70e
commit
62d3a12280
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@ -348,6 +348,8 @@ function add_meta( $post_ID ) {
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if ( in_array($metakey, $protected) )
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return false;
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wp_cache_delete($post_ID, 'post_meta');
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$result = $wpdb->query( "
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INSERT INTO $wpdb->postmeta
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(post_id,meta_key,meta_value )
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@ -362,6 +364,9 @@ function delete_meta( $mid ) {
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global $wpdb;
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$mid = (int) $mid;
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$post_id = $wpdb->get_var("SELECT post_id FROM $wpdb->postmeta WHERE meta_id = '$mid'");
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wp_cache_delete($post_id, 'post_meta');
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return $wpdb->query( "DELETE FROM $wpdb->postmeta WHERE meta_id = '$mid'" );
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}
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@ -408,6 +413,9 @@ function update_meta( $mid, $mkey, $mvalue ) {
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if ( in_array($mkey, $protected) )
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return false;
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$post_id = $wpdb->get_var("SELECT post_id FROM $wpdb->postmeta WHERE meta_id = '$mid'");
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wp_cache_delete($post_id, 'post_meta');
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$mvalue = maybe_serialize( stripslashes( $mvalue ));
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$mvalue = $wpdb->escape( $mvalue );
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$mid = (int) $mid;
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@ -696,7 +696,7 @@ EOD;
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}
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function get_feed($page = 1, $post_type = 'post') {
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global $post, $wp, $wp_query, $posts, $wpdb, $blog_id, $post_cache;
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global $post, $wp, $wp_query, $posts, $wpdb, $blog_id;
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log_app('function',"get_feed($page, '$post_type')");
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ob_start();
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@ -715,7 +715,6 @@ EOD;
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$wp_query = $GLOBALS['wp_query'];
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$wpdb = $GLOBALS['wpdb'];
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$blog_id = (int) $GLOBALS['blog_id'];
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$post_cache = $GLOBALS['post_cache'];
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log_app('function',"query_posts(# " . print_r($wp_query, true) . "#)");
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log_app('function',"total_count(# $wp_query->max_num_pages #)");
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@ -756,7 +755,7 @@ EOD;
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function get_entry($postID, $post_type = 'post') {
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log_app('function',"get_entry($postID, '$post_type')");
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ob_start();
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global $posts, $post, $wp_query, $wp, $wpdb, $blog_id, $post_cache;
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global $posts, $post, $wp_query, $wp, $wpdb, $blog_id;
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switch($post_type) {
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case 'post':
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$varname = 'p';
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@ -26,7 +26,7 @@ function update_attached_file( $attachment_id, $file ) {
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}
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function &get_children($args = '', $output = OBJECT) {
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global $post_cache, $wpdb, $blog_id;
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global $wpdb;
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if ( empty( $args ) ) {
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if ( isset( $GLOBALS['post'] ) ) {
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@ -49,14 +49,13 @@ function &get_children($args = '', $output = OBJECT) {
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$children = get_posts( $r );
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if ( $children ) {
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foreach ( $children as $key => $child ) {
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$post_cache[$blog_id][$child->ID] =& $children[$key];
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$kids[$child->ID] =& $children[$key];
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}
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} else {
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if ( !$children )
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return false;
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}
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update_post_cache($children);
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foreach ( $children as $key => $child )
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$kids[$child->ID] =& $children[$key];
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if ( $output == OBJECT ) {
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return $kids;
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@ -93,36 +92,24 @@ function get_extended($post) {
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// Retrieves post data given a post ID or post object.
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// Handles post caching.
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function &get_post(&$post, $output = OBJECT, $filter = 'raw') {
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global $post_cache, $wpdb, $blog_id;
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global $wpdb;
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if ( empty($post) ) {
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if ( isset($GLOBALS['post']) )
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$_post = & $GLOBALS['post'];
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else
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$_post = null;
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return null;
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} elseif ( is_object($post) ) {
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if ( 'page' == $post->post_type )
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return get_page($post, $output, $filter);
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if ( !isset($post_cache[$blog_id][$post->ID]) )
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$post_cache[$blog_id][$post->ID] = &$post;
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$_post = & $post_cache[$blog_id][$post->ID];
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wp_cache_add($post->ID, $post, 'posts');
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$_post = &$post;
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} else {
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$post = (int) $post;
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if ( isset($post_cache[$blog_id][$post]) )
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$_post = & $post_cache[$blog_id][$post];
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elseif ( $_post = wp_cache_get($post, 'pages') )
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return get_page($_post, $output, $filter);
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else {
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if ( ! $_post = wp_cache_get($post, 'posts') ) {
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$_post = & $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->posts WHERE ID = %d LIMIT 1", $post));
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if ( 'page' == $_post->post_type )
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return get_page($_post, $output, $filter);
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$post_cache[$blog_id][$post] = & $_post;
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wp_cache_add($_post->ID, $_post, 'posts');
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}
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}
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if ( defined('WP_IMPORTING') )
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unset($post_cache[$blog_id]);
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$_post = sanitize_post($_post, $filter);
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if ( $output == OBJECT ) {
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@ -273,7 +260,7 @@ function get_posts($args) {
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//
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function add_post_meta($post_id, $key, $value, $unique = false) {
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global $wpdb, $post_meta_cache, $blog_id;
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global $wpdb;
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if ( $unique ) {
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// expected_slashed ($key)
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@ -282,7 +269,12 @@ function add_post_meta($post_id, $key, $value, $unique = false) {
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}
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}
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$post_meta_cache[$blog_id][$post_id][$key][] = $value;
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$cache = wp_cache_get($post_id, 'post_meta');
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if ( ! is_array($cache) )
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$cache = array();
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$cache[$key][] = $value;
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wp_cache_set($post_id, $cache, 'post_meta');
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$value = maybe_serialize($value);
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@ -293,7 +285,7 @@ function add_post_meta($post_id, $key, $value, $unique = false) {
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}
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function delete_post_meta($post_id, $key, $value = '') {
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global $wpdb, $post_meta_cache, $blog_id;
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global $wpdb;
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if ( empty($value) ) {
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// expected_slashed ($key)
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@ -309,49 +301,48 @@ function delete_post_meta($post_id, $key, $value = '') {
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if ( empty($value) ) {
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// expected_slashed ($key)
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$wpdb->query($wpdb->prepare("DELETE FROM $wpdb->postmeta WHERE post_id = %d AND meta_key = '$key'", $post_id));
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unset($post_meta_cache[$blog_id][$post_id][$key]);
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} else {
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// expected_slashed ($key, $value)
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$wpdb->query($wpdb->prepare("DELETE FROM $wpdb->postmeta WHERE post_id = %d AND meta_key = '$key' AND meta_value = '$value'", $post_id));
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$cache_key = $post_meta_cache[$blog_id][$post_id][$key];
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if ($cache_key) foreach ( $cache_key as $index => $data )
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if ( $data == $value )
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unset($post_meta_cache[$blog_id][$post_id][$key][$index]);
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}
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unset($post_meta_cache[$blog_id][$post_id][$key]);
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wp_cache_delete($post_id, 'post_meta');
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return true;
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}
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function get_post_meta($post_id, $key, $single = false) {
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global $wpdb, $post_meta_cache, $blog_id;
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global $wpdb;
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$post_id = (int) $post_id;
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if ( isset($post_meta_cache[$blog_id][$post_id][$key]) ) {
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$meta_cache = wp_cache_get($post_id, 'post_meta');
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if ( isset($meta_cache[$key]) ) {
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if ( $single ) {
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return maybe_unserialize( $post_meta_cache[$blog_id][$post_id][$key][0] );
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return maybe_unserialize( $meta_cache[$key][0] );
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} else {
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return maybe_unserialize( $post_meta_cache[$blog_id][$post_id][$key] );
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return maybe_unserialize( $meta_cache[$key] );
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}
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}
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if ( !isset($post_meta_cache[$blog_id][$post_id]) )
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if ( !$meta_cache ) {
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update_postmeta_cache($post_id);
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$meta_cache = wp_cache_get($post_id, 'post_meta');
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}
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if ( $single ) {
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if ( isset($post_meta_cache[$blog_id][$post_id][$key][0]) )
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return maybe_unserialize($post_meta_cache[$blog_id][$post_id][$key][0]);
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if ( isset($meta_cache[$key][0]) )
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return maybe_unserialize($meta_cache[$key][0]);
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else
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return '';
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} else {
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return maybe_unserialize($post_meta_cache[$blog_id][$post_id][$key]);
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} else {
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return maybe_unserialize($meta_cache[$key]);
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}
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}
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function update_post_meta($post_id, $key, $value, $prev_value = '') {
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global $wpdb, $post_meta_cache, $blog_id;
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global $wpdb;
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$original_value = $value;
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$value = maybe_serialize($value);
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@ -367,28 +358,22 @@ function update_post_meta($post_id, $key, $value, $prev_value = '') {
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if ( empty($prev_value) ) {
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// expected_slashed ($key)
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$wpdb->query($wpdb->prepare("UPDATE $wpdb->postmeta SET meta_value = %s WHERE meta_key = '$key' AND post_id = %d", $value, $post_id));
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$cache_key = $post_meta_cache[$blog_id][$post_id][$key];
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if ( !empty($cache_key) )
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foreach ($cache_key as $index => $data)
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$post_meta_cache[$blog_id][$post_id][$key][$index] = $original_value;
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} else {
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// expected_slashed ($key)
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$wpdb->query($wpdb->prepare("UPDATE $wpdb->postmeta SET meta_value = %s WHERE meta_key = '$key' AND post_id = %d AND meta_value = %s", $value, $post_id, $prev_value));
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$cache_key = $post_meta_cache[$blog_id][$post_id][$key];
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if ( !empty($cache_key) )
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foreach ($cache_key as $index => $data)
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if ( $data == $original_prev )
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$post_meta_cache[$blog_id][$post_id][$key][$index] = $original_value;
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}
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wp_cache_delete($post_id, 'post_meta');
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return true;
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}
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function delete_post_meta_by_key($post_meta_key) {
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global $wpdb, $post_meta_cache, $blog_id;
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global $wpdb;
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if ( $wpdb->query($wpdb->prepare("DELETE FROM $wpdb->postmeta WHERE meta_key = %s", $post_meta_key)) ) {
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unset($post_meta_cache[$blog_id]); // not worth doing the work to iterate through the cache
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// TODO Get post_ids and delete cache
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// wp_cache_delete($post_id, 'post_meta');
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return true;
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}
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return false;
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@ -396,17 +381,17 @@ function delete_post_meta_by_key($post_meta_key) {
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function get_post_custom($post_id = 0) {
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global $id, $post_meta_cache, $wpdb, $blog_id;
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global $id, $wpdb;
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if ( !$post_id )
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$post_id = (int) $id;
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$post_id = (int) $post_id;
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if ( !isset($post_meta_cache[$blog_id][$post_id]) )
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if ( ! wp_cache_get($post_id, 'post_meta') )
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update_postmeta_cache($post_id);
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return $post_meta_cache[$blog_id][$post_id];
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return wp_cache_get($post_id, 'post_meta');
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}
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function get_post_custom_keys( $post_id = 0 ) {
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@ -977,57 +962,14 @@ function get_all_page_ids() {
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// Retrieves page data given a page ID or page object.
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// Handles page caching.
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function &get_page(&$page, $output = OBJECT, $filter = 'raw') {
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global $wpdb, $blog_id;
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if ( empty($page) ) {
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if ( isset( $GLOBALS['page'] ) && isset( $GLOBALS['page']->ID ) ) {
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$_page = & $GLOBALS['page'];
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wp_cache_add($_page->ID, $_page, 'pages');
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} else {
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// shouldn't we just return NULL at this point? ~ Mark
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$_page = null;
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}
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} elseif ( is_object($page) ) {
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if ( 'post' == $page->post_type )
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return get_post($page, $output, $filter);
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wp_cache_add($page->ID, $page, 'pages');
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$_page = $page;
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} else {
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$page = (int) $page;
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// first, check the cache
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if ( ! ( $_page = wp_cache_get($page, 'pages') ) ) {
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// not in the page cache?
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if ( isset($GLOBALS['page']->ID) && ($page == $GLOBALS['page']->ID) ) { // for is_page() views
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// I don't think this code ever gets executed ~ Mark
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$_page = & $GLOBALS['page'];
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wp_cache_add($_page->ID, $_page, 'pages');
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} elseif ( isset($GLOBALS['post_cache'][$blog_id][$page]) ) { // it's actually a page, and is cached
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return get_post($page, $output, $filter);
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} else { // it's not in any caches, so off to the DB we go
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// Why are we using assignment for this query?
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$_page = & $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->posts WHERE ID= %d LIMIT 1", $page ));
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if ( 'post' == $_page->post_type )
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return get_post($_page, $output, $filter);
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// Potential issue: we're not checking to see if the post_type = 'page'
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// So all non-'post' posts will get cached as pages.
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wp_cache_add($_page->ID, $_page, 'pages');
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}
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}
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if ( isset( $GLOBALS['page'] ) && isset( $GLOBALS['page']->ID ) )
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return get_post($GLOBALS['page'], $output, $filter);
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else
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return null;
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}
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$_page = sanitize_post($_page, $filter);
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// at this point, one way or another, $_post contains the page object
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if ( $output == OBJECT ) {
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return $_page;
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} elseif ( $output == ARRAY_A ) {
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return get_object_vars($_page);
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} elseif ( $output == ARRAY_N ) {
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return array_values(get_object_vars($_page));
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} else {
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return $_page;
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}
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return get_post($page, $output, $filter);
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}
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function get_page_by_path($page_path, $output = OBJECT) {
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@ -1071,11 +1013,6 @@ function get_page_by_title($page_title, $output = OBJECT) {
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}
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function &get_page_children($page_id, $pages) {
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global $page_cache, $blog_id;
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if ( empty($pages) )
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$pages = &$page_cache[$blog_id];
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$page_list = array();
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foreach ( $pages as $page ) {
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if ( $page->post_parent == $page_id ) {
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@ -1694,118 +1631,94 @@ function get_lastpostmodified($timezone = 'server') {
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//
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function update_post_cache(&$posts) {
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global $post_cache, $blog_id;
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if ( !$posts )
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return;
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for ($i = 0; $i < count($posts); $i++) {
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$post_cache[$blog_id][$posts[$i]->ID] = &$posts[$i];
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}
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foreach ( $posts as $post )
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wp_cache_add($post->ID, $post, 'posts');
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}
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function clean_post_cache($id) {
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global $post_cache, $post_meta_cache, $post_term_cache, $blog_id;
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if ( isset( $post_cache[$blog_id][$id] ) )
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unset( $post_cache[$blog_id][$id] );
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if ( isset ($post_meta_cache[$blog_id][$id] ) )
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unset( $post_meta_cache[$blog_id][$id] );
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wp_cache_delete($id, 'posts');
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wp_cache_delete($id, 'post_meta');
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clean_object_term_cache($id, 'post');
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}
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function update_page_cache(&$pages) {
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global $page_cache, $blog_id;
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if ( !$pages )
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return;
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for ($i = 0; $i < count($pages); $i++) {
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$page_cache[$blog_id][$pages[$i]->ID] = &$pages[$i];
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wp_cache_add($pages[$i]->ID, $pages[$i], 'pages');
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}
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update_post_cache($pages);
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}
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function clean_page_cache($id) {
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global $page_cache, $blog_id;
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clean_post_cache($id);
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if ( isset( $page_cache[$blog_id][$id] ) )
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unset( $page_cache[$blog_id][$id] );
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wp_cache_delete($id, 'pages');
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wp_cache_delete( 'all_page_ids', 'pages' );
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wp_cache_delete( 'get_pages', 'page' );
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}
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|
||||
function update_post_caches(&$posts) {
|
||||
global $post_cache;
|
||||
global $wpdb, $blog_id;
|
||||
global $wpdb;
|
||||
|
||||
// No point in doing all this work if we didn't match any posts.
|
||||
if ( !$posts )
|
||||
return;
|
||||
|
||||
// Get the categories for all the posts
|
||||
for ($i = 0; $i < count($posts); $i++) {
|
||||
$post_id_array[] = $posts[$i]->ID;
|
||||
$post_cache[$blog_id][$posts[$i]->ID] = &$posts[$i];
|
||||
}
|
||||
update_post_cache($posts);
|
||||
|
||||
$post_id_list = implode(',', $post_id_array);
|
||||
$post_ids = array();
|
||||
|
||||
update_object_term_cache($post_id_list, 'post');
|
||||
for ($i = 0; $i < count($posts); $i++)
|
||||
$post_ids[] = $posts[$i]->ID;
|
||||
|
||||
update_postmeta_cache($post_id_list);
|
||||
update_object_term_cache($post_ids, 'post');
|
||||
|
||||
update_postmeta_cache($post_ids);
|
||||
}
|
||||
|
||||
function update_postmeta_cache($post_id_list = '') {
|
||||
global $wpdb, $post_meta_cache, $blog_id;
|
||||
function update_postmeta_cache($post_ids) {
|
||||
global $wpdb;
|
||||
|
||||
// We should validate this comma-separated list for the upcoming SQL query
|
||||
$post_id_list = preg_replace('|[^0-9,]|', '', $post_id_list);
|
||||
|
||||
if ( empty( $post_id_list ) )
|
||||
if ( empty( $post_ids ) )
|
||||
return false;
|
||||
|
||||
// we're marking each post as having its meta cached (with no keys... empty array), to prevent posts with no meta keys from being queried again
|
||||
// any posts that DO have keys will have this empty array overwritten with a proper array, down below
|
||||
$post_id_array = (array) explode(',', $post_id_list);
|
||||
$count = count( $post_id_array);
|
||||
for ( $i = 0; $i < $count; $i++ ) {
|
||||
$post_id = (int) $post_id_array[ $i ];
|
||||
if ( isset( $post_meta_cache[$blog_id][$post_id] ) ) { // If the meta is already cached
|
||||
unset( $post_id_array[ $i ] );
|
||||
continue;
|
||||
}
|
||||
$post_meta_cache[$blog_id][$post_id] = array();
|
||||
$ids = array();
|
||||
foreach ( $post_ids as $id ) {
|
||||
if ( false === wp_cache_get($id, 'post_meta') )
|
||||
$ids[] = $id;
|
||||
}
|
||||
if ( count( $post_id_array ) == 0 )
|
||||
return;
|
||||
$post_id_list = join( ',', $post_id_array ); // with already cached stuff removeds
|
||||
|
||||
if ( empty( $ids ) )
|
||||
return false;
|
||||
|
||||
// Get post-meta info
|
||||
if ( $meta_list = $wpdb->get_results("SELECT post_id, meta_key, meta_value FROM $wpdb->postmeta WHERE post_id IN($post_id_list) ORDER BY post_id, meta_key", ARRAY_A) ) {
|
||||
// Change from flat structure to hierarchical:
|
||||
if ( !isset($post_meta_cache) )
|
||||
$post_meta_cache[$blog_id] = array();
|
||||
|
||||
$id_list = join(',', $ids);
|
||||
$cache = array();
|
||||
if ( $meta_list = $wpdb->get_results("SELECT post_id, meta_key, meta_value FROM $wpdb->postmeta WHERE post_id IN ($id_list) ORDER BY post_id, meta_key", ARRAY_A) ) {
|
||||
foreach ($meta_list as $metarow) {
|
||||
$mpid = (int) $metarow['post_id'];
|
||||
$mkey = $metarow['meta_key'];
|
||||
$mval = $metarow['meta_value'];
|
||||
|
||||
// Force subkeys to be array type:
|
||||
if ( !isset($post_meta_cache[$blog_id][$mpid]) || !is_array($post_meta_cache[$blog_id][$mpid]) )
|
||||
$post_meta_cache[$blog_id][$mpid] = array();
|
||||
if ( !isset($post_meta_cache[$blog_id][$mpid]["$mkey"]) || !is_array($post_meta_cache[$blog_id][$mpid]["$mkey"]) )
|
||||
$post_meta_cache[$blog_id][$mpid]["$mkey"] = array();
|
||||
if ( !isset($cache[$mpid]) || !is_array($cache[$mpid]) )
|
||||
$cache[$mpid] = array();
|
||||
if ( !isset($cache[$mpid][$mkey]) || !is_array($cache[$mpid][$mkey]) )
|
||||
$cache[$mpid][$mkey] = array();
|
||||
|
||||
// Add a value to the current pid/key:
|
||||
$post_meta_cache[$blog_id][$mpid][$mkey][] = $mval;
|
||||
$cache[$mpid][$mkey][] = $mval;
|
||||
}
|
||||
}
|
||||
|
||||
foreach ( $ids as $id ) {
|
||||
if ( ! isset($cache[$id]) )
|
||||
$cache[$id] = array();
|
||||
}
|
||||
|
||||
foreach ( array_keys($cache) as $post)
|
||||
wp_cache_set($post, $cache[$post], 'post_meta');
|
||||
|
||||
return $cache;
|
||||
}
|
||||
|
||||
//
|
||||
|
|
|
|||
Loading…
Reference in New Issue