Ticket #17220: 17220.2.diff

wp-includes/post.php

@@ -4063 +4063 @@
  * @param string $post_type currently only supports 'post' or 'page'.
  * @return string SQL code that can be added to a where clause.
  */
-function get_private_posts_cap_sql($post_type) {
-        return get_posts_by_author_sql($post_type, FALSE);
+function get_private_posts_cap_sql( $post_type ) {
+        return get_posts_by_author_sql( $post_type, false );
 }
 
 /**
@@ -4078 +4078 @@
  * @param int $post_author Optional.  Query posts having a single author ID.
  * @return string SQL WHERE code that can be added to a query.
  */
-function get_posts_by_author_sql($post_type, $full = TRUE, $post_author = NULL) {
+function get_posts_by_author_sql( $post_type, $full = true, $post_author = null ) {
         global $user_ID, $wpdb;
 
         // Private posts
-        if ($post_type == 'post') {
-                $cap = 'read_private_posts';
-        // Private pages
-        } elseif ($post_type == 'page') {
-                $cap = 'read_private_pages';
-        // Dunno what it is, maybe plugins have their own post type?
-        } else {
-                $cap = '';
-                $cap = apply_filters('pub_priv_sql_capability', $cap);
+        $post_type_obj = get_post_type_object( $post_type );
+        if ( ! $post_type_obj )
+                return ' 1 = 0 ';
+        $cap = $post_type_obj->cap->read_private_posts;
 
-                if (empty($cap)) {
-                        // We don't know what it is, filters don't change anything,
-                        // so set the SQL up to return nothing.
-                        return ' 1 = 0 ';
-                }
-        }
-
-        if ($full) {
-                if (is_null($post_author)) {
-                        $sql = $wpdb->prepare('WHERE post_type = %s AND ', $post_type);
+        if ( $full ) {
+                if ( null === $post_author ) {
+                        $sql = $wpdb->prepare( 'WHERE post_type = %s AND ', $post_type );
                 } else {
-                        $sql = $wpdb->prepare('WHERE post_author = %d AND post_type = %s AND ', $post_author, $post_type);
+                        $sql = $wpdb->prepare( 'WHERE post_author = %d AND post_type = %s AND ', $post_author, $post_type );
                 }
         } else {
                 $sql = '';
@@ -4111 +4099 @@
 
         $sql .= "(post_status = 'publish'";
 
-        if (current_user_can($cap)) {
+        if ( current_user_can( $cap ) ) {
                 // Does the user have the capability to view private posts? Guess so.
                 $sql .= " OR post_status = 'private'";
-        } elseif (is_user_logged_in()) {
+        } elseif ( is_user_logged_in() ) {
                 // Users can view their own private posts.
                 $id = (int) $user_ID;
-                if (is_null($post_author) || !$full) {
+                if ( null === $post_author || ! $full ) {
                         $sql .= " OR post_status = 'private' AND post_author = $id";
-                } elseif ($id == (int)$post_author) {
+                } elseif ( $id == (int) $post_author ) {
                         $sql .= " OR post_status = 'private'";
                 } // else none
         } // else none

wp-includes/user.php

@@ -165 +165 @@
  * Number of posts written by a list of users.
  *
  * @since 3.0.0
- * @param array $users User ID number list.
+ * @param array $user_ids Array of user IDs.
+ * @param string|array $post_type Optional. Post type to check. Defaults to post.
  * @return array Amount of posts each user has written.
  */
-function count_many_users_posts($users) {
+function count_many_users_posts($users, $post_type = 'post' ) {
         global $wpdb;
 
         $count = array();
-        if ( ! is_array($users) || empty( $users ) )
+        if ( empty( $users ) || ! is_array( $users ) )
                 return $count;
 
-        $userlist = implode( ',', $users );
-        $where = get_posts_by_author_sql( 'post' );
+        $userlist = implode( ',', array_map( 'absint', $users ) );
+        $where = get_posts_by_author_sql( $post_type );
 
         $result = $wpdb->get_results( "SELECT post_author, COUNT(*) FROM $wpdb->posts $where AND post_author IN ($userlist) GROUP BY post_author", ARRAY_N );
         foreach ( $result as $row ) {