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Code Issues Releases Wiki Activity

- adding recalc_btree (not used atm)

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git-svn-id: file:///svn/phpbb/trunk@5022 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
Meik Sievertsen
2004-11-06 14:11:47 +00:00
parent 87d4e80a77
commit 836771cfb8
2 changed files with 62 additions and 3 deletions
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59
phpBB/adm/admin_forums.php
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@@ -1581,6 +1581,65 @@ function delete_forum_content($forum_id)
$db->sql_transaction('commit');
}
function recalc_btree()
{
global $db;
$sql = 'SELECT forum_id, parent_id, left_id, right_id
FROM ' . FORUMS_TABLE . '
ORDER BY parent_id ASC';
$f_result = $db->sql_query($sql);
while ($forum_data = $db->sql_fetchrow($f_result))
{
if ($forum_data['parent_id'])
{
$sql = 'SELECT left_id, right_id
FROM ' . FORUMS_TABLE . '
WHERE forum_id = ' . $forum_data['parent_id'];
$result = $db->sql_query($sql);
if (!$row = $db->sql_fetchrow($result))
{
$sql = 'UPDATE ' . FORUMS_TABLE . ' SET parent_id = 0 WHERE forum_id = ' . $forum_data['forum_id'];
$db->sql_query($sql);
}
$db->sql_freeresult($result);
$sql = 'UPDATE ' . FORUMS_TABLE . '
SET left_id = left_id + 2, right_id = right_id + 2
WHERE left_id > ' . $row['right_id'];
$db->sql_query($sql);
$sql = 'UPDATE ' . FORUMS_TABLE . '
SET right_id = right_id + 2
WHERE ' . $row['left_id'] . ' BETWEEN left_id AND right_id';
$db->sql_query($sql);
$forum_data['left_id'] = $row['right_id'];
$forum_data['right_id'] = $row['right_id'] + 1;
}
else
{
$sql = 'SELECT MAX(right_id) AS right_id
FROM ' . FORUMS_TABLE;
$result = $db->sql_query($sql);
$row = $db->sql_fetchrow($result);
$db->sql_freeresult($result);
$forum_data['left_id'] = $row['right_id'] + 1;
$forum_data['right_id'] = $row['right_id'] + 2;
}
$sql = 'UPDATE ' . FORUMS_TABLE . '
SET left_id = ' . $forum_data['left_id'] . ', right_id = ' . $forum_data['right_id'] . '
WHERE forum_id = ' . $forum_data['forum_id'];
$db->sql_query($sql);
}
$db->sql_freeresult($f_result);
}
//
// End function block
// ------------------