diff options
Diffstat (limited to 'admin/include')
| -rw-r--r-- | admin/include/functions.php | 154 |
1 files changed, 93 insertions, 61 deletions
diff --git a/admin/include/functions.php b/admin/include/functions.php index 2d3965f85..54aa938f0 100644 --- a/admin/include/functions.php +++ b/admin/include/functions.php @@ -25,6 +25,8 @@ // | USA. | // +-----------------------------------------------------------------------+ +include(PHPWG_ROOT_PATH.'admin/include/functions_metadata.php'); + $tab_ext_create_TN = array ( 'jpg', 'png', 'JPG', 'PNG' ); // is_image returns true if the given $filename (including the path) is a @@ -202,7 +204,10 @@ SELECT id { array_push($element_ids, $row['id']); } - delete_elements($element_ids); + if (count($element_ids) > 0) + { + delete_elements($element_ids); + } // destruction of the links between images and this category $query = ' @@ -235,7 +240,10 @@ SELECT id { array_push($subcat_ids, $row['id']); } - delete_categories($subcat_ids); + if (count($subcat_ids) > 0) + { + delete_categories($subcat_ids); + } // destruction of the category $query = ' @@ -253,34 +261,41 @@ DELETE FROM '.CATEGORIES_TABLE.' // - all the favorites associated to elements function delete_elements($ids) { + global $count_deleted; + // destruction of the comments on the image $query = ' DELETE FROM '.COMMENTS_TABLE.' - WHERE image_id IN ('.implode(',', $ids).') + WHERE image_id IN ( +'.wordwrap(implode(', ', $ids), 80, "\n").') ;'; - echo '<pre>'.$query.'</pre>'; mysql_query($query); // destruction of the links between images and this category $query = ' DELETE FROM '.IMAGE_CATEGORY_TABLE.' - WHERE image_id IN ('.implode(',', $ids).') + WHERE image_id IN ( +'.wordwrap(implode(', ', $ids), 80, "\n").') ;'; mysql_query($query); // destruction of the favorites associated with the picture $query = ' DELETE FROM '.FAVORITES_TABLE.' - WHERE image_id IN ('.implode(',', $ids).') + WHERE image_id IN ( +'.wordwrap(implode(', ', $ids), 80, "\n").') ;'; mysql_query($query); // destruction of the image $query = ' DELETE FROM '.IMAGES_TABLE.' - WHERE id IN ('.implode(',', $ids).') + WHERE id IN ( +'.wordwrap(implode(', ', $ids), 80, "\n").') ;'; mysql_query($query); + + $count_deleted+= count($ids); } // The delete_user function delete a user identified by the $user_id @@ -401,67 +416,68 @@ function check_favorites( $user_id ) } } -// update_category updates calculated informations about a category : -// date_last and nb_images. It also verifies that the representative picture -// is really linked to the category. -function update_category( $id = 'all' ) +/** + * updates calculated informations about a category : date_last and + * nb_images. It also verifies that the representative picture is really + * linked to the category. Recursive. + * + * @param mixed category id + * @returns void + */ +function update_category($id = 'all') { - if ( $id == 'all' ) + $cat_ids = array(); + + $query = ' +SELECT category_id, COUNT(image_id) AS count, max(date_available) AS date_last + FROM '.IMAGES_TABLE.' + INNER JOIN '.IMAGE_CATEGORY_TABLE.' ON id = image_id'; + if (is_numeric($id)) { - $query = 'SELECT id FROM '.CATEGORIES_TABLE.';'; - $result = mysql_query( $query ); - while ( $row = mysql_fetch_array( $result ) ) - { - // recursive call - update_category( $row['id'] ); - } + $query.= ' + WHERE uppercats REGEXP \'(^|,)'.$id.'(,|$)\''; } - else if ( is_numeric( $id ) ) + $query.= ' + GROUP BY category_id +;'; + $result = mysql_query( $query ); + while ( $row = mysql_fetch_array( $result ) ) { - // updating the number of pictures - $query = 'SELECT COUNT(*) as nb_images'; - $query.= ' FROM '.PREFIX_TABLE.'image_category'; - $query.= ' WHERE category_id = '.$id; - $query.= ';'; - list( $nb_images ) = mysql_fetch_array( mysql_query( $query ) ); - // updating the date_last - $query = 'SELECT MAX(date_available) AS date_available'; - $query.= ' FROM '.PREFIX_TABLE.'images'; - $query.= ' INNER JOIN '.PREFIX_TABLE.'image_category ON id = image_id'; - $query.= ' WHERE category_id = '.$id; - $query.= ';'; - list( $date_available ) = mysql_fetch_array( mysql_query( $query ) ); - - $query = 'UPDATE '.CATEGORIES_TABLE; - $query.= " SET date_last = '".$date_available."'"; - $query.= ', nb_images = '.$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 - $query = 'SELECT representative_picture_id'; - $query.= ' FROM '.CATEGORIES_TABLE; - $query.= ' WHERE id = '.$id; - $row = mysql_fetch_array( mysql_query( $query ) ); - // if the category has no representative picture (ie - // representative_picture_id == NULL) we don't update anything - if ( isset( $row['representative_picture_id'] ) ) + array_push($cat_ids, $row['category_id']); + $query = ' +UPDATE '.CATEGORIES_TABLE.' + SET date_last = \''.$row['date_last'].'\' + , nb_images = '.$row['count'].' + WHERE id = '.$row['category_id'].' +;'; + mysql_query($query); + } + + if (count($cat_ids) > 0) + { + $query = ' +SELECT id, representative_picture_id + FROM '.CATEGORIES_TABLE.' + WHERE representative_picture_id IS NOT NULL + AND id IN ('.implode(',', $cat_ids).') +;'; + $result = mysql_query( $query ); + while ( $row = mysql_fetch_array( $result ) ) { - $query = 'SELECT image_id'; - $query.= ' FROM '.PREFIX_TABLE.'image_category'; - $query.= ' WHERE category_id = '.$id; - $query.= ' AND image_id = '.$row['representative_picture_id']; - $query.= ';'; + $query = ' +SELECT image_id + FROM '.IMAGE_CATEGORY_TABLE.' + WHERE category_id = '.$row['id'].' + AND image_id = '.$row['representative_picture_id'].' +;'; $result = mysql_query( $query ); - if ( mysql_num_rows( $result ) == 0 ) + if (mysql_num_rows($result) == 0) { - $query = 'UPDATE '.CATEGORIES_TABLE; - $query.= ' SET representative_picture_id = NULL'; - $query.= ' WHERE id = '.$id; - $query.= ';'; + $query = ' +UPDATE '.CATEGORIES_TABLE.' + SET representative_picture_id = NULL + WHERE id = '.$row['id'].' +;'; mysql_query( $query ); } } @@ -881,4 +897,20 @@ function get_category_directories( $basedir ) } return $sub_dirs; } + +// my_error returns (or send to standard output) the message concerning the +// error occured for the last mysql query. +function my_error($header, $echo = true) +{ + $error = $header.'<span style="font-weight:bold;">N°= '.mysql_errno(); + $error.= ' -->> '.mysql_error()."</span><br /><br />\n"; + if ($echo) + { + echo $error; + } + else + { + return $error; + } +} ?> |