Ticket #1787: heir_cats.diff

wp-includes/classes.php

@@ -420 +420 @@
 
                 // Category stuff for nice URIs
 
+                global $cache_categories;
                 if ('' != $q['category_name']) {
-                        if (stristr($q['category_name'],'/')) {
-                                $q['category_name'] = explode('/',$q['category_name']);
-                                if ($q['category_name'][count($q['category_name'])-1]) {
-                                        $q['category_name'] = $q['category_name'][count($q['category_name'])-1]; // no trailing slash
-                                } else {
-                                        $q['category_name'] = $q['category_name'][count($q['category_name'])-2]; // there was a trailling slash
-                                }
+                        $cat_paths = '/' . trim(urldecode($q['category_name']), '/');
+                        $q['category_name'] = sanitize_title(basename($cat_paths));
+                        $cat_paths = explode('/', $cat_paths);
+                        foreach($cat_paths as $pathdir) $cat_path .= ($pathdir!=''?'/':'') . sanitize_title($pathdir);
+                        $q['cat'] = array_reduce(
+                                $cache_categories, 
+                                create_function('$a, $b', 'return ($b->fullpath == "'.$cat_path.'") ? $b->cat_ID : $a;'),
+                                0
+                        );
+                        // If full path not found, look for last dir as category ignoring parent
+                        if($q['cat'] == 0) {
+                                $q['cat'] = array_reduce(
+                                        $cache_categories, 
+                                        create_function('$a, $b', 'return ($b->category_nicename == "'.$q['category_name'].'") ? $b->cat_ID : $a;'),
+                                        0
+                                );
                         }
-                        $q['category_name'] = sanitize_title($q['category_name']);
+                        
                         $tables = ", $wpdb->post2cat, $wpdb->categories";
                         $join = " LEFT JOIN $wpdb->post2cat ON ($wpdb->posts.ID = $wpdb->post2cat.post_id) LEFT JOIN $wpdb->categories ON ($wpdb->post2cat.category_id = $wpdb->categories.cat_ID) ";
                         $whichcat = " AND (category_nicename = '" . $q['category_name'] . "'";
-                        $q['cat'] = $wpdb->get_var("SELECT cat_ID FROM $wpdb->categories WHERE category_nicename = '" . $q['category_name'] . "'");
                         $whichcat .= get_category_children($q['cat'], " OR category_id = ");
                         $whichcat .= ")";
                 }

wp-includes/functions.php

@@ -1304 +1304 @@
 function update_category_cache() {
         global $cache_categories, $wpdb;
         if($dogs = $wpdb->get_results("SELECT * FROM $wpdb->categories")):
-        foreach ($dogs as $catt)
-                $cache_categories[$catt->cat_ID] = $catt;
+                foreach ($dogs as $catt) $cache_categories[$catt->cat_ID] = $catt;
+                foreach ($cache_categories as $catt) {
+                        $curcat = $catt->cat_ID;
+                        $cache_categories[$catt->cat_ID]->fullpath = '/' . $cache_categories[$catt->cat_ID]->category_nicename;
+                        while ($cache_categories[$curcat]->category_parent != 0) {
+                                $curcat = $cache_categories[$curcat]->category_parent;
+                                $cache_categories[$catt->cat_ID]->fullpath = '/' . $cache_categories[$curcat]->category_nicename . $cache_categories[$catt->cat_ID]->fullpath;
+                        } 
+                }
                 return true;
         else : 
                 return false;