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-rw-r--r--admin/include/functions.php185
1 files changed, 41 insertions, 144 deletions
diff --git a/admin/include/functions.php b/admin/include/functions.php
index c6f72c5f4..94ac4c962 100644
--- a/admin/include/functions.php
+++ b/admin/include/functions.php
@@ -251,175 +251,72 @@ DELETE FROM '.USERS_TABLE.'
}
/**
- * updates calculated informations about a set of categories : date_last and
- * nb_images. It also verifies that the representative picture is really
- * linked to the category. Optionnaly recursive.
+ * Verifies that the representative picture really exists in the db and
+ * picks up a random represantive if possible and based on config.
*
* @param mixed category id
- * @param boolean recursive
* @returns void
*/
-function update_category($ids = 'all', $recursive = false)
+function update_category($ids = 'all')
{
global $conf;
- // retrieving all categories to update
- $cat_ids = array();
-
- $query = '
-SELECT id
- FROM '.CATEGORIES_TABLE;
- if (is_array($ids))
- {
- if ($recursive)
- {
- foreach ($ids as $num => $id)
- {
- if ($num == 0)
- {
- $query.= '
- WHERE ';
- }
- else
- {
- $query.= '
- OR ';
- }
- $query.= 'uppercats REGEXP \'(^|,)'.$id.'(,|$)\'';
- }
- }
- else
- {
- $query.= '
- WHERE id IN ('.wordwrap(implode(', ', $ids), 80, "\n").')';
- }
- }
- $query.= '
-;';
- $cat_ids = array_unique(array_from_query($query, 'id'));
-
- if (count($cat_ids) == 0)
+ if ($ids=='all')
{
- return false;
+ $where_cats = '1=1';
}
-
- // calculate informations about categories retrieved
- $query = '
-SELECT category_id,
- COUNT(image_id) AS nb_images,
- MAX(date_available) AS date_last
- FROM '.IMAGES_TABLE.' INNER JOIN '.IMAGE_CATEGORY_TABLE.' ON id = image_id
- WHERE category_id IN ('.wordwrap(implode(', ', $cat_ids), 80, "\n").')
- GROUP BY category_id
-;';
- $result = pwg_query($query);
- $datas = array();
- $query_ids = array();
- while ( $row = mysql_fetch_array( $result ) )
+ elseif ( !is_array($ids) )
{
- array_push($query_ids, $row['category_id']);
-
- array_push(
- $datas,
- array(
- 'id' => $row['category_id'],
- 'date_last' => $row['date_last'],
- 'nb_images' => $row['nb_images']
- )
- );
+ $where_cats = '%s='.$ids;
}
- // if all links between a category and elements have disappeared, no line
- // is returned but the update must be done !
- foreach (array_diff($cat_ids, $query_ids) as $id)
+ else
{
- array_push($datas, array('id' => $id, 'nb_images' => 0));
+ if (count($ids) == 0)
+ {
+ return false;
+ }
+ $where_cats = '%s IN('.wordwrap(implode(', ', $ids), 120, "\n").')';
}
-
- $fields = array('primary' => array('id'),
- 'update' => array('date_last', 'nb_images'));
- mass_updates(CATEGORIES_TABLE, $fields, $datas);
-
- // representative pictures
- if (count($cat_ids) > 0)
- {
- // find all categories where the setted representative is not possible :
- // the picture does not exist
- $query = '
-SELECT c.id
+
+ // find all categories where the setted representative is not possible :
+ // the picture does not exist
+ $query = '
+SELECT DISTINCT c.id
FROM '.CATEGORIES_TABLE.' AS c LEFT JOIN '.IMAGES_TABLE.' AS i
ON c.representative_picture_id = i.id
WHERE representative_picture_id IS NOT NULL
- AND c.id IN ('.wordwrap(implode(', ', $cat_ids), 80, "\n").')
+ AND '.sprintf($where_cats, 'c.id').'
AND i.id IS NULL
;';
- $wrong_representant = array_from_query($query, 'id');
-
- if ($conf['allow_random_representative'])
- {
- if (count($wrong_representant) > 0)
- {
- $query = '
-UPDATE '.CATEGORIES_TABLE.'
- SET representative_picture_id = NULL
- WHERE id IN ('.wordwrap(implode(', ', $wrong_representant), 80, "\n").')
-;';
- pwg_query($query);
- }
- }
- else
- {
- $to_null = array();
- $to_rand = array();
-
- if (count($wrong_representant) > 0)
- {
- // among the categories with an unknown representant, we dissociate
- // categories containing pictures and categories containing no
- // pictures. Indeed, the representant must set to NULL if no picture
- // in the category and set to a random picture otherwise.
- $query = '
-SELECT id
- FROM '.CATEGORIES_TABLE.'
- WHERE id IN ('.wordwrap(implode(', ', $wrong_representant), 80, "\n").')
- AND nb_images = 0
-;';
- $to_null = array_from_query($query, 'id');
- $to_rand = array_diff($wrong_representant, $to_null);
- }
+ $wrong_representant = array_from_query($query, 'id');
- if (count($to_null) > 0)
- {
- $query = '
+ if (count($wrong_representant) > 0)
+ {
+ $query = '
UPDATE '.CATEGORIES_TABLE.'
SET representative_picture_id = NULL
- WHERE id IN ('.wordwrap(implode(', ', $to_null), 80, "\n").')
+ WHERE id IN ('.wordwrap(implode(', ', $wrong_representant), 120, "\n").')
;';
- pwg_query($query);
- }
+ pwg_query($query);
+ }
- // If the random representant is not allowed, we need to find
- // categories with elements and with no representant. Those categories
- // must be added to the list of categories to set to a random
- // representant.
- $query = '
-SELECT id
- FROM '.CATEGORIES_TABLE.'
+ if (!$conf['allow_random_representative'])
+ {
+ // If the random representant is not allowed, we need to find
+ // categories with elements and with no representant. Those categories
+ // must be added to the list of categories to set to a random
+ // representant.
+ $query = '
+SELECT DISTINCT id
+ FROM '.CATEGORIES_TABLE.' INNER JOIN '.IMAGE_CATEGORY_TABLE.'
+ ON id = category_id
WHERE representative_picture_id IS NULL
- AND nb_images != 0
- AND id IN ('.wordwrap(implode(', ', $cat_ids), 80, "\n").')
+ AND '.sprintf($where_cats, 'category_id').'
;';
- $to_rand =
- array_unique(
- array_merge(
- $to_rand,
- array_from_query($query, 'id')
- )
- );
-
- if (count($to_rand) > 0)
- {
- set_random_representant($to_rand);
- }
+ $to_rand = array_from_query($query, 'id');
+ if (count($to_rand) > 0)
+ {
+ set_random_representant($to_rand);
}
}
}