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<?php

/**

* Corrects avatar filenames to match the new avatar delivery method.

*

* You should make a backup from your users table and the avatar directory in case something goes wrong

*/

die("Please read the first lines of this script for instructions on how to enable it");

set_time_limit(0);

define('IN_PHPBB', true);

$phpbb_root_path = './../';

$phpEx = substr(strrchr(__FILE__, '.'), 1);

include($phpbb_root_path . 'common.'.$phpEx);

// Start session management

$user->session_begin();

$auth->acl($user->data);

$user->setup();

$echos = 0;

if (!isset($config['avatar_salt']))

{

$cache->purge();

if (!isset($config['avatar_salt']))

{

die('database not up to date');

}

die('database not up to date');

}

// let's start with the users using a group_avatar.

$sql = 'SELECT group_id, group_avatar

FROM ' . GROUPS_TABLE . '

WHERE group_avatar_type = ' . AVATAR_UPLOAD;

// We'll skip these, so remember them

$group_avatars = array();

echo '<br /> Updating groups' . "\n";

$result = $db->sql_query($sql);

while ($row = $db->sql_fetchrow($result))

{

$new_avatar_name = adjust_avatar($row['group_avatar'], 'g' . $row['group_id']);

$group_avatars[] = $new_avatar_name;

// failure is probably due to the avatar name already being adjusted

if ($new_avatar_name !== false)

{

$sql = 'UPDATE ' . USERS_TABLE . "

SET user_avatar = '" . $db->sql_escape($new_avatar_name) . "'

WHERE user_avatar = '" . $db->sql_escape($row['group_avatar']) . "'

AND user_avatar_type = " . AVATAR_UPLOAD;

$db->sql_query($sql);

$sql = 'UPDATE ' . GROUPS_TABLE . "

SET group_avatar = '" . $db->sql_escape($new_avatar_name) . "'

WHERE group_id = {$row['group_id']}";

$db->sql_query($sql);

}

else

{

echo '<br /> Failed updating group ' . $row['group_id'] . "\n";

}

if ($echos > 200)

{

echo '<br />' . "\n";

$echos = 0;

}

echo '.';

$echos++;

flush();

}

$db->sql_freeresult($result);

$sql = 'SELECT user_id, username, user_avatar, user_avatar_type

FROM ' . USERS_TABLE . '

WHERE user_avatar_type = ' . AVATAR_UPLOAD . '

AND ' . $db->sql_in_set('user_avatar', $group_avatars, true, true);

$result = $db->sql_query($sql);

echo '<br /> Updating users' . "\n";

while ($row = $db->sql_fetchrow($result))

{

$new_avatar_name = adjust_avatar($row['user_avatar'], $row['user_id']);

// failure is probably due to the avatar name already being adjusted

if ($new_avatar_name !== false)

{

$sql = 'UPDATE ' . USERS_TABLE . "

SET user_avatar = '" . $db->sql_escape($new_avatar_name) . "'

WHERE user_id = {$row['user_id']}";

$db->sql_query($sql);

}

else

{

// nuke this avatar

$sql = 'UPDATE ' . USERS_TABLE . "

SET user_avatar = '', user_avatar_type = 0

WHERE user_id = {$row['user_id']}";

$db->sql_query($sql);

echo '<br /> Failed updating user ' . $row['user_id'] . "\n";

}

if ($echos > 200)

{

echo '<br />' . "\n";

$echos = 0;

}

echo '.';

$echos++;

flush();

}

$db->sql_freeresult($result);

echo 'FINISHED';

// Done

$db->sql_close();

function adjust_avatar($old_name, $midfix)

{

global $config, $phpbb_root_path;

$avatar_path = $phpbb_root_path . $config['avatar_path'];

$extension = strtolower(substr(strrchr($old_name, '.'), 1));

$new_name = $config['avatar_salt'] . '_' . $midfix . '.' . $extension;

if (@file_exists($avatar_path . '/' . $old_name) && @is_writable($avatar_path . '/' . $old_name) && @is_writable($avatar_path . '/' . $new_name))

{

@rename($avatar_path . '/' . $old_name, $avatar_path . '/' . $new_name);

return $midfix . '.' . $extension;

}

return false;

}