Ticket #4822: 4822.diff

wp-includes/link-template.php

@@ -365 +365 @@
 
         $join = '';
         if ( $in_same_cat ) {
-                $join = " INNER JOIN $wpdb->term_relationships AS tr ON $wpdb->posts.ID = tr.object_id ";
+                $join = " INNER JOIN $wpdb->term_relationships AS tr ON p.ID = tr.object_id ";
                 $cat_array = wp_get_object_terms($post->ID, 'category', 'fields=tt_ids');
                 $join .= ' AND (tr.term_taxonomy_id = ' . intval($cat_array[0]);
                 for ( $i = 1; $i < (count($cat_array)); $i++ ) {
@@ -378 +378 @@
         if ( !empty($excluded_categories) ) {
                 $blah = explode(' and ', $excluded_categories);
                 $posts_in_ex_cats = get_objects_in_term($blah, 'category');
-                $posts_in_ex_cats_sql = 'AND ID NOT IN (' . implode($posts_in_ex_cats, ',') . ')';
+                $posts_in_ex_cats_sql = 'AND p.ID NOT IN (' . implode($posts_in_ex_cats, ',') . ')';
         }
 
         $join  = apply_filters( 'get_previous_post_join', $join, $in_same_cat, $excluded_categories );
-        $where = apply_filters( 'get_previous_post_where', "WHERE post_date < '$current_post_date' AND post_type = 'post' AND post_status = 'publish' $posts_in_ex_cats_sql", $in_same_cat, $excluded_categories );
-        $sort  = apply_filters( 'get_previous_post_sort', 'ORDER BY post_date DESC LIMIT 1' );
+        $where = apply_filters( 'get_previous_post_where', "WHERE p.post_date < '$current_post_date' AND p.post_type = 'post' AND p.post_status = 'publish' $posts_in_ex_cats_sql", $in_same_cat, $excluded_categories );
+        $sort  = apply_filters( 'get_previous_post_sort', 'ORDER BY p.post_date DESC LIMIT 1' );
 
-        return @$wpdb->get_row("SELECT ID, post_title FROM $wpdb->posts $join $where $sort");
+        return @$wpdb->get_row("SELECT p.ID, p.post_title FROM $wpdb->posts AS p $join $where $sort");
 }
 
 function get_next_post($in_same_cat = false, $excluded_categories = '') {
@@ -398 +398 @@
 
         $join = '';
         if ( $in_same_cat ) {
-                $join = " INNER JOIN $wpdb->term_relationships AS tr ON $wpdb->posts.ID = tr.object_id ";
+                $join = " INNER JOIN $wpdb->term_relationships AS tr ON p.ID = tr.object_id ";
                 $cat_array = wp_get_object_terms($post->ID, 'category', 'fields=tt_ids');
                 $join .= ' AND (tr.term_taxonomy_id = ' . intval($cat_array[0]);
                 for ( $i = 1; $i < (count($cat_array)); $i++ ) {
@@ -411 +411 @@
         if ( !empty($excluded_categories) ) {
                 $blah = explode(' and ', $excluded_categories);
                 $posts_in_ex_cats = get_objects_in_term($blah, 'category');
-                $posts_in_ex_cats_sql = 'AND ID NOT IN (' . implode($posts_in_ex_cats, ',') . ')';
+                $posts_in_ex_cats_sql = 'AND p.ID NOT IN (' . implode($posts_in_ex_cats, ',') . ')';
         }
 
         $join  = apply_filters( 'get_next_post_join', $join, $in_same_cat, $excluded_categories );
-        $where = apply_filters( 'get_next_post_where', "WHERE post_date > '$current_post_date' AND post_type = 'post' AND post_status = 'publish' $posts_in_ex_cats_sql AND ID != $post->ID", $in_same_cat, $excluded_categories );
-        $sort  = apply_filters( 'get_next_post_sort', 'ORDER BY post_date ASC LIMIT 1' );
+        $where = apply_filters( 'get_next_post_where', "WHERE p.post_date > '$current_post_date' AND p.post_type = 'post' AND p.post_status = 'publish' $posts_in_ex_cats_sql AND p.ID != $post->ID", $in_same_cat, $excluded_categories );
+        $sort  = apply_filters( 'get_next_post_sort', 'ORDER BY p.post_date ASC LIMIT 1' );
 
-        return @$wpdb->get_row("SELECT ID, post_title FROM $wpdb->posts $join $where $sort");
+        return @$wpdb->get_row("SELECT p.ID, p.post_title FROM $wpdb->posts AS p $join $where $sort");
 }