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mirror of https://github.com/phpbb/phpbb.git synced 2025-05-10 17:45:18 +02:00
Meik Sievertsen 3cd007c49d change cache:: to phpbb_cache::
git-svn-id: file:///svn/phpbb/trunk@9226 89ea8834-ac86-4346-8a33-228a782c2dd0
2008-12-24 14:44:19 +00:00

425 lines
9.5 KiB
PHP

<?php
/**
*
* @package acm
* @version $Id$
* @copyright (c) 2005, 2008 phpBB Group
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
*
*/
/**
* @ignore
*/
if (!defined('IN_PHPBB'))
{
exit;
}
/**
* Class for obtaining cached entries, for example censor word list, configuration...
* @package acm
*/
class phpbb_cache
{
/**
* We do not want this object instantiable
*/
private function ___construct() { }
/**
* Required phpBB objects
*/
public $phpbb_required = array('config', 'acm', 'db');
/**
* Optional phpBB objects
*/
public $phpbb_optional = array();
/**
* Get config values
*
* @return array configuration
* @access public
*/
public static function obtain_config()
{
if ((phpbb::$config = phpbb::$acm->get('#config')) !== false)
{
$sql = 'SELECT config_name, config_value
FROM ' . CONFIG_TABLE . '
WHERE is_dynamic = 1';
$result = phpbb::$db->sql_query($sql);
while ($row = phpbb::$db->sql_fetchrow($result))
{
phpbb::$config[$row['config_name']] = $row['config_value'];
}
phpbb::$db->sql_freeresult($result);
}
else
{
phpbb::$config = $cached_config = array();
$sql = 'SELECT config_name, config_value, is_dynamic
FROM ' . CONFIG_TABLE;
$result = phpbb::$db->sql_query($sql);
while ($row = phpbb::$db->sql_fetchrow($result))
{
if (!$row['is_dynamic'])
{
$cached_config[$row['config_name']] = $row['config_value'];
}
phpbb::$config[$row['config_name']] = $row['config_value'];
}
phpbb::$db->sql_freeresult($result);
phpbb::$acm->put('#config', $cached_config);
}
return phpbb::$config;
}
/**
* Obtain list of naughty words and build preg style replacement arrays for use by the calling script
*
* @return array Censored words
* @access public
*/
public static function obtain_word_list()
{
if (($censors = phpbb::$acm->get('word_censors')) === false)
{
$sql = 'SELECT word, replacement
FROM ' . WORDS_TABLE;
$result = phpbb::$db->sql_query($sql);
$censors = array();
while ($row = phpbb::$db->sql_fetchrow($result))
{
$censors['match'][] = '#(?<!\w)(' . str_replace('\*', '\w*?', preg_quote($row['word'], '#')) . ')(?!\w)#i';
$censors['replace'][] = $row['replacement'];
}
phpbb::$db->sql_freeresult($result);
phpbb::$acm->put('word_censors', $censors);
}
return $censors;
}
/**
* Obtain currently listed icons
*
* @return array Icons
* @access public
*/
public static function obtain_icons()
{
if (($icons = phpbb::$acm->get('icons')) === false)
{
// Topic icons
$sql = 'SELECT *
FROM ' . ICONS_TABLE . '
ORDER BY icons_order';
$result = phpbb::$db->sql_query($sql);
$icons = array();
while ($row = phpbb::$db->sql_fetchrow($result))
{
$icons[$row['icons_id']]['img'] = $row['icons_url'];
$icons[$row['icons_id']]['width'] = (int) $row['icons_width'];
$icons[$row['icons_id']]['height'] = (int) $row['icons_height'];
$icons[$row['icons_id']]['display'] = (bool) $row['display_on_posting'];
}
phpbb::$db->sql_freeresult($result);
phpbb::$acm->put('icons', $icons);
}
return $icons;
}
/**
* Obtain ranks
*
* @return Ranks
* @access public
*/
public static function obtain_ranks()
{
if (($ranks = phpbb::$acm->get('ranks')) === false)
{
$sql = 'SELECT *
FROM ' . RANKS_TABLE . '
ORDER BY rank_min DESC';
$result = phpbb::$db->sql_query($sql);
$ranks = array();
while ($row = phpbb::$db->sql_fetchrow($result))
{
if ($row['rank_special'])
{
$ranks['special'][$row['rank_id']] = array(
'rank_title' => $row['rank_title'],
'rank_image' => $row['rank_image']
);
}
else
{
$ranks['normal'][] = array(
'rank_title' => $row['rank_title'],
'rank_min' => $row['rank_min'],
'rank_image' => $row['rank_image']
);
}
}
phpbb::$db->sql_freeresult($result);
phpbb::$acm->put('ranks', $ranks);
}
return $ranks;
}
/**
* Put attachment extensions data into cache
*
* @return array Cached extensions
* @access private
*/
private static function cache_extensions()
{
$extensions = array(
'_allowed_post' => array(),
'_allowed_pm' => array(),
);
// The rule is to only allow those extensions defined. ;)
$sql = 'SELECT e.extension, g.*
FROM ' . EXTENSIONS_TABLE . ' e, ' . EXTENSION_GROUPS_TABLE . ' g
WHERE e.group_id = g.group_id
AND (g.allow_group = 1 OR g.allow_in_pm = 1)';
$result = phpbb::$db->sql_query($sql);
while ($row = phpbb::$db->sql_fetchrow($result))
{
$extension = strtolower(trim($row['extension']));
$extensions[$extension] = array(
'display_cat' => (int) $row['cat_id'],
'download_mode' => (int) $row['download_mode'],
'upload_icon' => trim($row['upload_icon']),
'max_filesize' => (int) $row['max_filesize'],
'allow_group' => $row['allow_group'],
'allow_in_pm' => $row['allow_in_pm'],
);
$allowed_forums = ($row['allowed_forums']) ? unserialize(trim($row['allowed_forums'])) : array();
// Store allowed extensions forum wise
if ($row['allow_group'])
{
$extensions['_allowed_post'][$extension] = (!sizeof($allowed_forums)) ? 0 : $allowed_forums;
}
if ($row['allow_in_pm'])
{
$extensions['_allowed_pm'][$extension] = 0;
}
}
phpbb::$db->sql_freeresult($result);
phpbb::$acm->put('extensions', $extensions);
return $extensions;
}
/**
* Obtain allowed attachment extensions in private messages
*
* @return array Allowed extensions
* @access public
*/
public static function obtain_extensions_pm()
{
if (($extensions = phpbb::$acm->get('extensions')) === false)
{
$extensions = self::cache_extensions();
}
// We are checking for private messages, therefore we only need to get the pm extensions...
$result = array('_allowed_' => array());
foreach ($extensions['_allowed_pm'] as $extension => $check)
{
$result['_allowed_'][$extension] = 0;
$result[$extension] = $extensions[$extension];
}
return $result;
}
/**
* Obtain allowed attachment extensions in specific forum
*
* @param int $forum_id The forum id
* @return array Allowed extensions within the specified forum
* @access public
*/
public static function obtain_extensions_forum($forum_id)
{
if (($extensions = phpbb::$acm->get('extensions')) === false)
{
$extensions = self::cache_extensions();
}
$forum_id = (int) $forum_id;
$result = array('_allowed_' => array());
foreach ($extensions['_allowed_post'] as $extension => $check)
{
// Check for allowed forums
if (is_array($check))
{
$allowed = (!in_array($forum_id, $check)) ? false : true;
}
else
{
$allowed = true;
}
if ($allowed)
{
$result['_allowed_'][$extension] = 0;
$result[$extension] = $extensions[$extension];
}
}
if (!isset($result['_allowed_']))
{
$result['_allowed_'] = array();
}
return $result;
}
/**
* Obtain general attachment extension information
*
* @return array Cached extension information
* @access public
*/
public static function obtain_extensions()
{
if (($extensions = phpbb::$acm->get('extensions')) === false)
{
$extensions = self::cache_extensions();
}
return $extensions;
}
/**
* Obtain active bots
*
* @return array Active bots
* @access public
*/
public static function obtain_bots()
{
if (($bots = phpbb::$acm->get('bots')) === false)
{
// @todo We order by last visit date. This way we are able to safe some cycles by checking the most active ones first.
$sql = 'SELECT user_id, bot_agent, bot_ip
FROM ' . BOTS_TABLE . '
WHERE bot_active = 1
ORDER BY ' . phpbb::$db->sql_function('length_varchar', 'bot_agent') . 'DESC';
$result = phpbb::$db->sql_query($sql);
$bots = array();
while ($row = phpbb::$db->sql_fetchrow($result))
{
$bots[] = $row;
}
phpbb::$db->sql_freeresult($result);
phpbb::$acm->put('bots', $bots);
}
return $bots;
}
/**
* Obtain Styles .cfg file data
*
* @param array $theme An array containing the path to the items
* @param string $item The specific item to get: 'theme', 'template', or 'imageset'
* @return array The configuration
* @access public
*/
public static function obtain_cfg_item($theme, $item = 'theme')
{
$parsed_array = phpbb::$acm->get('cfg_' . $item . '_' . $theme[$item . '_path']);
if ($parsed_array === false)
{
$parsed_array = array();
}
$reparse = false;
$filename = PHPBB_ROOT_PATH . 'styles/' . $theme[$item . '_path'] . '/' . $item . '/' . $item . '.cfg';
if (!file_exists($filename))
{
return $parsed_array;
}
if (!isset($parsed_array['filetime']) || ((phpbb::$config['load_tplcompile'] && @filemtime($filename) > $parsed_array['filetime'])))
{
$reparse = true;
}
// Re-parse cfg file
if ($reparse)
{
$parsed_array = parse_cfg_file($filename);
$parsed_array['filetime'] = @filemtime($filename);
phpbb::$acm->put('cfg_' . $item . '_' . $theme[$item . '_path'], $parsed_array);
}
return $parsed_array;
}
/**
* Obtain disallowed usernames
*
* @return array Disallowed usernames
* @access public
*/
public static function obtain_disallowed_usernames()
{
if (($usernames = phpbb::$acm->get('disallowed_usernames')) === false)
{
$sql = 'SELECT disallow_username
FROM ' . DISALLOW_TABLE;
$result = phpbb::$db->sql_query($sql);
$usernames = array();
while ($row = phpbb::$db->sql_fetchrow($result))
{
$usernames[] = str_replace('%', '.*?', preg_quote(utf8_clean_string($row['disallow_username']), '#'));
}
phpbb::$db->sql_freeresult($result);
phpbb::$acm->put('disallowed_usernames', $usernames);
}
return $usernames;
}
}
?>