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<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbb\cache;
/**
* Class for grabbing/handling cached entries
*/
class service
{
/**
* Cache driver.
*
* @var \phpbb\cache\driver\driver_interface
*/
protected $driver;
/**
* The config.
*
* @var \phpbb\config\config
*/
protected $config;
/**
* Database connection.
*
* @var \phpbb\db\driver\driver_interface
*/
protected $db;
/**
* Root path.
*
* @var string
*/
protected $phpbb_root_path;
/**
* PHP file extension.
*
* @var string
*/
protected $php_ext;
/**
* Creates a cache service around a cache driver
*
* @param \phpbb\cache\driver\driver_interface $driver The cache driver
* @param \phpbb\config\config $config The config
* @param \phpbb\db\driver\driver_interface $db Database connection
* @param string $phpbb_root_path Root path
* @param string $php_ext PHP file extension
*/
public function __construct(\phpbb\cache\driver\driver_interface $driver, \phpbb\config\config $config, \phpbb\db\driver\driver_interface $db, $phpbb_root_path, $php_ext)
{
$this->set_driver($driver);
$this->config = $config;
$this->db = $db;
$this->phpbb_root_path = $phpbb_root_path;
$this->php_ext = $php_ext;
}
/**
* Returns the cache driver used by this cache service.
*
* @return \phpbb\cache\driver\driver_interface The cache driver
*/
public function get_driver()
{
return $this->driver;
}
/**
* Replaces the cache driver used by this cache service.
*
* @param \phpbb\cache\driver\driver_interface $driver The cache driver
*/
public function set_driver(\phpbb\cache\driver\driver_interface $driver)
{
$this->driver = $driver;
}
public function __call($method, $arguments)
{
return call_user_func_array(array($this->driver, $method), $arguments);
}
/**
* Obtain list of naughty words and build preg style replacement arrays for use by the
* calling script
*/
function obtain_word_list()
{
if (($censors = $this->driver->get('_word_censors')) === false)
{
$sql = 'SELECT word, replacement
FROM ' . WORDS_TABLE;
$result = $this->db->sql_query($sql);
$censors = array();
while ($row = $this->db->sql_fetchrow($result))
{
$censors['match'][] = get_censor_preg_expression($row['word']);
$censors['replace'][] = $row['replacement'];
}
$this->db->sql_freeresult($result);
$this->driver->put('_word_censors', $censors);
}
return $censors;
}
/**
* Obtain currently listed icons
*/
function obtain_icons()
{
if (($icons = $this->driver->get('_icons')) === false)
{
// Topic icons
$sql = 'SELECT *
FROM ' . ICONS_TABLE . '
ORDER BY icons_order';
$result = $this->db->sql_query($sql);
$icons = array();
while ($row = $this->db->sql_fetchrow($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'];
}
$this->db->sql_freeresult($result);
$this->driver->put('_icons', $icons);
}
return $icons;
}
/**
* Obtain ranks
*/
function obtain_ranks()
{
if (($ranks = $this->driver->get('_ranks')) === false)
{
$sql = 'SELECT *
FROM ' . RANKS_TABLE . '
ORDER BY rank_min DESC';
$result = $this->db->sql_query($sql);
$ranks = array();
while ($row = $this->db->sql_fetchrow($result))
{
if ($row['rank_special'])
{
unset($row['rank_min']);
$ranks['special'][$row['rank_id']] = $row;
}
else
{
$ranks['normal'][$row['rank_id']] = $row;
}
}
$this->db->sql_freeresult($result);
$this->driver->put('_ranks', $ranks);
}
return $ranks;
}
/**
* Obtain allowed extensions
*
* @param mixed $forum_id If false then check for private messaging, if int then check for forum id. If true, then only return extension informations.
*
* @return array allowed extensions array.
*/
function obtain_attach_extensions($forum_id)
{
if (($extensions = $this->driver->get('_extensions')) === false)
{
$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 = $this->db->sql_query($sql);
while ($row = $this->db->sql_fetchrow($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'],
'group_name' => $row['group_name'],
);
$allowed_forums = ($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;
}
}
$this->db->sql_freeresult($result);
$this->driver->put('_extensions', $extensions);
}
// Forum post
if ($forum_id === false)
{
// We are checking for private messages, therefore we only need to get the pm extensions...
$return = array('_allowed_' => array());
foreach ($extensions['_allowed_pm'] as $extension => $check)
{
$return['_allowed_'][$extension] = 0;
$return[$extension] = $extensions[$extension];
}
$extensions = $return;
}
else if ($forum_id === true)
{
return $extensions;
}
else
{
$forum_id = (int) $forum_id;
$return = array('_allowed_' => array());
foreach ($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)
{
$return['_allowed_'][$extension] = 0;
$return[$extension] = $extensions[$extension];
}
}
$extensions = $return;
}
if (!isset($extensions['_allowed_']))
{
$extensions['_allowed_'] = array();
}
return $extensions;
}
/**
* Obtain active bots
*/
function obtain_bots()
{
if (($bots = $this->driver->get('_bots')) === false)
{
switch ($this->db->get_sql_layer())
{
case 'mssql':
case 'mssql_odbc':
case 'mssqlnative':
$sql = 'SELECT user_id, bot_agent, bot_ip
FROM ' . BOTS_TABLE . '
WHERE bot_active = 1
ORDER BY LEN(bot_agent) DESC';
break;
// LENGTH supported by MySQL, IBM DB2 and Oracle for sure...
default:
$sql = 'SELECT user_id, bot_agent, bot_ip
FROM ' . BOTS_TABLE . '
WHERE bot_active = 1
ORDER BY LENGTH(bot_agent) DESC';
break;
}
$result = $this->db->sql_query($sql);
$bots = array();
while ($row = $this->db->sql_fetchrow($result))
{
$bots[] = $row;
}
$this->db->sql_freeresult($result);
$this->driver->put('_bots', $bots);
}
return $bots;
}
/**
* Obtain cfg file data
*/
function obtain_cfg_items($style)
{
$parsed_array = $this->driver->get('_cfg_' . $style['style_path']);
if ($parsed_array === false)
{
$parsed_array = array();
}
$filename = $this->phpbb_root_path . 'styles/' . $style['style_path'] . '/style.cfg';
if (!file_exists($filename))
{
return $parsed_array;
}
if (!isset($parsed_array['filetime']) || (($this->config['load_tplcompile'] && @filemtime($filename) > $parsed_array['filetime'])))
{
// Re-parse cfg file
$parsed_array = parse_cfg_file($filename);
$parsed_array['filetime'] = @filemtime($filename);
$this->driver->put('_cfg_' . $style['style_path'], $parsed_array);
}
return $parsed_array;
}
/**
* Obtain disallowed usernames
*/
function obtain_disallowed_usernames()
{
if (($usernames = $this->driver->get('_disallowed_usernames')) === false)
{
$sql = 'SELECT disallow_username
FROM ' . DISALLOW_TABLE;
$result = $this->db->sql_query($sql);
$usernames = array();
while ($row = $this->db->sql_fetchrow($result))
{
$usernames[] = str_replace('%', '.*?', preg_quote(utf8_clean_string($row['disallow_username']), '#'));
}
$this->db->sql_freeresult($result);
$this->driver->put('_disallowed_usernames', $usernames);
}
return $usernames;
}
}
|
