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- removed some unused code

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- mass_updates function does not need SELECT VERSION() 
- rewrote update_uppercats to avoid db update if no change

git-svn-id: http://piwigo.org/svn/branches/branch-1_7@2303 68402e56-0260-453c-a942-63ccdbb3a9ee
This commit is contained in:
rvelices 2008-04-19 02:59:18 +00:00
parent 3909b99f1e
commit e74943520a
1 changed files with 24 additions and 50 deletions
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74
admin/include/functions.php
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@ -62,8 +62,6 @@ DELETE FROM '.SITES_TABLE.'
// The function works recursively.
function delete_categories($ids)
{
global $counts;
if (count($ids) == 0)
{
return;
@ -124,10 +122,6 @@ DELETE FROM '.OLD_PERMALINKS_TABLE.'
WHERE cat_id IN ('.implode(',',$ids).')';
pwg_query($query);
if (isset($counts['del_categories']))
{
$counts['del_categories']+= count($ids);
}
trigger_action('delete_categories', $ids);
}
@ -138,8 +132,6 @@ DELETE FROM '.OLD_PERMALINKS_TABLE.'
// - all the favorites associated to elements
function delete_elements($ids)
{
global $counts;
if (count($ids) == 0)
{
return;
@ -201,10 +193,6 @@ DELETE FROM '.IMAGES_TABLE.'
;';
pwg_query($query);
if (isset($counts['del_elements']))
{
$counts['del_elements']+= count($ids);
}
trigger_action('delete_elements', $ids);
}
@ -578,9 +566,7 @@ function mass_updates($tablename, $dbfields, $datas)
{
// depending on the MySQL version, we use the multi table update or N
// update queries
$query = 'SELECT VERSION() AS version;';
list($mysql_version) = mysql_fetch_array(pwg_query($query));
if (count($datas) < 10 or version_compare($mysql_version, '4.0.4') < 0)
if (count($datas) < 10 or version_compare(mysql_get_server_info(), '4.0.4') < 0)
{
// MySQL is prior to version 4.0.4, multi table update feature is not
// available
@ -1187,48 +1173,36 @@ DELETE
*/
function update_uppercats()
{
$uppercat_ids = array();
$query = '
SELECT id, id_uppercat
SELECT id, id_uppercat, uppercats
FROM '.CATEGORIES_TABLE.'
;';
$result = pwg_query($query);
while ($row = mysql_fetch_array($result))
{
$uppercat_ids[$row['id']] =
!empty($row['id_uppercat']) ? $row['id_uppercat'] : 'NULL';
}
// uppercats array associates a category id to the list of uppercats id.
$uppercats = array();
foreach (array_keys($uppercat_ids) as $id)
{
$uppercats[$id] = array();
$uppercat = $id;
while ($uppercat != 'NULL')
{
array_push($uppercats[$id], $uppercat);
$uppercat = $uppercat_ids[$uppercat];
}
}
$cat_map = hash_from_query($query, 'id');
$datas = array();
foreach ($uppercats as $id => $list)
foreach ($cat_map as $id => $cat)
{
array_push(
$datas,
array(
'id' => $id,
'uppercats' => implode(',', array_reverse($list))
)
);
}
$upper_list = array();
$uppercat = $id;
while ($uppercat)
{
array_push($upper_list, $uppercat);
$uppercat = $cat_map[$uppercat]['id_uppercat'];
}
$new_uppercats = implode(',', array_reverse($upper_list));
if ($new_uppercats != $cat['uppercats'])
{
array_push(
$datas,
array(
'id' => $id,
'uppercats' => $new_uppercats
)
);
}
}
$fields = array('primary' => array('id'), 'update' => array('uppercats'));
mass_updates(CATEGORIES_TABLE, $fields, $datas);
}