diff options
| author | z0rglub <z0rglub@piwigo.org> | 2004-01-15 23:19:51 +0000 |
|---|---|---|
| committer | z0rglub <z0rglub@piwigo.org> | 2004-01-15 23:19:51 +0000 |
| commit | b8d74dde50298cbe4f99ada6c87b363ee9344b86 (patch) | |
| tree | 66d07e15bc1ab802382fa03f4869d695854a2440 /admin/include/functions.php | |
| parent | 384ec739f6c11ab82f9a57e9398e954206c7a7ca (diff) | |
improved function update_category essentially by using INNER JOIN instead of
LEFT JOIN
git-svn-id: http://piwigo.org/svn/branches/release-1_3@281 68402e56-0260-453c-a942-63ccdbb3a9ee
Diffstat (limited to '')
| -rw-r--r-- | admin/include/functions.php | 20 |
1 files changed, 8 insertions, 12 deletions
diff --git a/admin/include/functions.php b/admin/include/functions.php index ea2669cb0..518cd4c73 100644 --- a/admin/include/functions.php +++ b/admin/include/functions.php @@ -379,26 +379,22 @@ function update_category( $id = 'all' ) $query.= ' FROM '.PREFIX_TABLE.'image_category'; $query.= ' WHERE category_id = '.$id; $query.= ';'; - $row = mysql_fetch_array( mysql_query( $query ) ); - $query = 'UPDATE '.PREFIX_TABLE.'categories'; - $query.= ' SET nb_images = '.$row['nb_images']; - $query.= ' WHERE id = '.$id; - $query.= ';'; - mysql_query( $query ); + list( $nb_images ) = mysql_fetch_array( mysql_query( $query ) ); // updating the date_last - $query = 'SELECT date_available'; + $query = 'SELECT MAX(date_available) AS date_available'; $query.= ' FROM '.PREFIX_TABLE.'images'; - $query.= ' LEFT JOIN '.PREFIX_TABLE.'image_category ON id = image_id'; + $query.= ' INNER JOIN '.PREFIX_TABLE.'image_category ON id = image_id'; $query.= ' WHERE category_id = '.$id; - $query.= ' ORDER BY date_available DESC'; - $query.= ' LIMIT 0,1'; $query.= ';'; - $row = mysql_fetch_array( mysql_query( $query ) ); + list( $date_available ) = mysql_fetch_array( mysql_query( $query ) ); + $query = 'UPDATE '.PREFIX_TABLE.'categories'; - $query.= " SET date_last = '".$row['date_available']."'"; + $query.= " SET date_last = '".$date_available."'"; + $query.= ' SET nb_images = '.$nb_images; $query.= ' WHERE id = '.$id; $query.= ';'; mysql_query( $query ); + // updating the representative_picture_id : if the representative // picture of the category is not any more linked to the category, we // have to set representative_picture_id to NULL |