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- some bugfixes

git-svn-id: file:///svn/phpbb/trunk@5255 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
Meik Sievertsen
2005-10-04 21:39:47 +00:00
parent 5449c591a9
commit 1981196e99
8 changed files with 84 additions and 69 deletions

View File

@@ -8,6 +8,79 @@
*
*/
/**
* Recalculate Binary Tree
*/
function recalc_btree($sql_id, $sql_table)
{
global $db;
/* Init table, id's, etc...
$sql_id = 'module_id'; // 'forum_id'
$sql_table = MODULES_TABLE; // FORUMS_TABLE
*/
if (!$sql_id || !$sql_table)
{
return;
}
$sql = "SELECT $sql_id, parent_id, left_id, right_id
FROM $sql_table
ORDER BY left_id ASC, parent_id ASC, $sql_id ASC";
$f_result = $db->sql_query($sql);
while ($item_data = $db->sql_fetchrow($f_result))
{
if ($item_data['parent_id'])
{
$sql = "SELECT left_id, right_id
FROM $sql_table
WHERE $sql_id = {$item_data['parent_id']}";
$result = $db->sql_query($sql);
if (!$row = $db->sql_fetchrow($result))
{
$sql = "UPDATE $sql_table SET parent_id = 0 WHERE $sql_id = " . $item_data[$sql_id];
$db->sql_query($sql);
}
$db->sql_freeresult($result);
$sql = "UPDATE $sql_table
SET left_id = left_id + 2, right_id = right_id + 2
WHERE left_id > {$row['right_id']}";
$db->sql_query($sql);
$sql = "UPDATE $sql_table
SET right_id = right_id + 2
WHERE {$row['left_id']} BETWEEN left_id AND right_id";
$db->sql_query($sql);
$item_data['left_id'] = $row['right_id'];
$item_data['right_id'] = $row['right_id'] + 1;
}
else
{
$sql = "SELECT MAX(right_id) AS right_id
FROM $sql_table";
$result = $db->sql_query($sql);
$row = $db->sql_fetchrow($result);
$db->sql_freeresult($result);
$item_data['left_id'] = $row['right_id'] + 1;
$item_data['right_id'] = $row['right_id'] + 2;
}
$sql = "UPDATE $sql_table
SET left_id = {$item_data['left_id']}, right_id = {$item_data['right_id']}
WHERE $sql_id = " . $item_data[$sql_id];
$db->sql_query($sql);
}
$db->sql_freeresult($f_result);
}
/**
* Simple version of jumpbox, just lists authed forums
*/