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Copy 3.0.x branch to trunk
git-svn-id: file:///svn/phpbb/trunk@10211 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
Meik Sievertsen
293
phpBB/style.php
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293
phpBB/style.php
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<?php
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/**
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*
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* @package phpBB3
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* @version $Id$
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* @copyright (c) 2005 phpBB Group
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* @license http://opensource.org/licenses/gpl-license.php GNU Public License
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*
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*/
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/**
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* @ignore
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*/
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define('IN_PHPBB', true);
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$phpbb_root_path = (defined('PHPBB_ROOT_PATH')) ? PHPBB_ROOT_PATH : './';
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$phpEx = substr(strrchr(__FILE__, '.'), 1);
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// Report all errors, except notices
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error_reporting(E_ALL ^ E_NOTICE);
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require($phpbb_root_path . 'config.' . $phpEx);
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if (!defined('PHPBB_INSTALLED') || empty($dbms) || empty($acm_type))
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{
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exit;
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}
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if (version_compare(PHP_VERSION, '6.0.0-dev', '<'))
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{
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@set_magic_quotes_runtime(0);
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}
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// Load Extensions
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if (!empty($load_extensions))
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{
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$load_extensions = explode(',', $load_extensions);
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foreach ($load_extensions as $extension)
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{
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@dl(trim($extension));
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}
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}
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$sid = (isset($_GET['sid']) && !is_array($_GET['sid'])) ? htmlspecialchars($_GET['sid']) : '';
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$id = (isset($_GET['id'])) ? intval($_GET['id']) : 0;
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if (strspn($sid, 'abcdefABCDEF0123456789') !== strlen($sid))
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{
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$sid = '';
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}
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// This is a simple script to grab and output the requested CSS data stored in the DB
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// We include a session_id check to try and limit 3rd party linking ... unless they
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// happen to have a current session it will output nothing. We will also cache the
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// resulting CSS data for five minutes ... anything to reduce the load on the SQL
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// server a little
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if ($id)
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{
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// Include files
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require($phpbb_root_path . 'includes/acm/acm_' . $acm_type . '.' . $phpEx);
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require($phpbb_root_path . 'includes/cache.' . $phpEx);
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require($phpbb_root_path . 'includes/db/' . $dbms . '.' . $phpEx);
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require($phpbb_root_path . 'includes/constants.' . $phpEx);
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require($phpbb_root_path . 'includes/functions.' . $phpEx);
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$db = new $sql_db();
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$cache = new cache();
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// Connect to DB
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if (!@$db->sql_connect($dbhost, $dbuser, $dbpasswd, $dbname, $dbport, false, false))
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{
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exit;
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}
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unset($dbpasswd);
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$config = $cache->obtain_config();
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$user = false;
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if ($sid)
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{
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$sql = 'SELECT u.user_id, u.user_lang
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FROM ' . SESSIONS_TABLE . ' s, ' . USERS_TABLE . " u
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WHERE s.session_id = '" . $db->sql_escape($sid) . "'
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AND s.session_user_id = u.user_id";
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$result = $db->sql_query($sql);
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$user = $db->sql_fetchrow($result);
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$db->sql_freeresult($result);
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}
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$recompile = $config['load_tplcompile'];
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if (!$user)
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{
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$id = ($id) ? $id : $config['default_style'];
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// Commented out because calls do not always include the SID anymore
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// $recompile = false;
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$user = array('user_id' => ANONYMOUS);
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}
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$sql = 'SELECT s.style_id, c.theme_id, c.theme_data, c.theme_path, c.theme_name, c.theme_mtime, i.*, t.template_path
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FROM ' . STYLES_TABLE . ' s, ' . STYLES_TEMPLATE_TABLE . ' t, ' . STYLES_THEME_TABLE . ' c, ' . STYLES_IMAGESET_TABLE . ' i
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WHERE s.style_id = ' . $id . '
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AND t.template_id = s.template_id
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AND c.theme_id = s.theme_id
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AND i.imageset_id = s.imageset_id';
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$result = $db->sql_query($sql, 300);
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$theme = $db->sql_fetchrow($result);
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$db->sql_freeresult($result);
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if (!$theme)
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{
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exit;
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}
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if ($user['user_id'] == ANONYMOUS)
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{
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$user['user_lang'] = $config['default_lang'];
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}
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$user_image_lang = (file_exists($phpbb_root_path . 'styles/' . $theme['imageset_path'] . '/imageset/' . $user['user_lang'])) ? $user['user_lang'] : $config['default_lang'];
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// Same query in session.php
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$sql = 'SELECT *
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FROM ' . STYLES_IMAGESET_DATA_TABLE . '
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WHERE imageset_id = ' . $theme['imageset_id'] . "
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AND image_filename <> ''
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AND image_lang IN ('" . $db->sql_escape($user_image_lang) . "', '')";
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$result = $db->sql_query($sql, 3600);
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$img_array = array();
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while ($row = $db->sql_fetchrow($result))
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{
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$img_array[$row['image_name']] = $row;
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}
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$db->sql_freeresult($result);
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// gzip_compression
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if ($config['gzip_compress'])
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{
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// IE6 is not able to compress the style (do not ask us why!)
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$browser = (!empty($_SERVER['HTTP_USER_AGENT'])) ? strtolower(htmlspecialchars((string) $_SERVER['HTTP_USER_AGENT'])) : '';
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if ($browser && strpos($browser, 'msie 6.0') === false && @extension_loaded('zlib') && !headers_sent())
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{
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ob_start('ob_gzhandler');
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}
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}
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// Expire time of seven days if not recached
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$expire_time = 7*86400;
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$recache = false;
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// Re-cache stylesheet data if necessary
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if ($recompile || empty($theme['theme_data']))
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{
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$recache = (empty($theme['theme_data'])) ? true : false;
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$update_time = time();
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// We test for stylesheet.css because it is faster and most likely the only file changed on common themes
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if (!$recache && $theme['theme_mtime'] < @filemtime("{$phpbb_root_path}styles/" . $theme['theme_path'] . '/theme/stylesheet.css'))
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{
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$recache = true;
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$update_time = @filemtime("{$phpbb_root_path}styles/" . $theme['theme_path'] . '/theme/stylesheet.css');
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}
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else if (!$recache)
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{
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$last_change = $theme['theme_mtime'];
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$dir = @opendir("{$phpbb_root_path}styles/{$theme['theme_path']}/theme");
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if ($dir)
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{
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while (($entry = readdir($dir)) !== false)
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{
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if (substr(strrchr($entry, '.'), 1) == 'css' && $last_change < @filemtime("{$phpbb_root_path}styles/{$theme['theme_path']}/theme/{$entry}"))
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{
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$recache = true;
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break;
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}
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}
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closedir($dir);
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}
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}
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}
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if ($recache)
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{
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include_once($phpbb_root_path . 'includes/acp/acp_styles.' . $phpEx);
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$theme['theme_data'] = acp_styles::db_theme_data($theme);
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$theme['theme_mtime'] = $update_time;
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// Save CSS contents
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$sql_ary = array(
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'theme_mtime' => $theme['theme_mtime'],
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'theme_data' => $theme['theme_data']
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);
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$sql = 'UPDATE ' . STYLES_THEME_TABLE . ' SET ' . $db->sql_build_array('UPDATE', $sql_ary) . "
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WHERE theme_id = {$theme['theme_id']}";
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$db->sql_query($sql);
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$cache->destroy('sql', STYLES_THEME_TABLE);
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}
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// Only set the expire time if the theme changed data is older than 30 minutes - to cope with changes from the ACP
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if ($recache || $theme['theme_mtime'] > (time() - 1800))
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{
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header('Expires: 0');
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}
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else
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{
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header('Expires: ' . gmdate('D, d M Y H:i:s \G\M\T', time() + $expire_time));
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}
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header('Content-type: text/css; charset=UTF-8');
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// Parse Theme Data
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$replace = array(
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'{T_THEME_PATH}' => "{$phpbb_root_path}styles/" . $theme['theme_path'] . '/theme',
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'{T_TEMPLATE_PATH}' => "{$phpbb_root_path}styles/" . $theme['template_path'] . '/template',
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'{T_IMAGESET_PATH}' => "{$phpbb_root_path}styles/" . $theme['imageset_path'] . '/imageset',
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'{T_IMAGESET_LANG_PATH}' => "{$phpbb_root_path}styles/" . $theme['imageset_path'] . '/imageset/' . $user_image_lang,
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'{T_STYLESHEET_NAME}' => $theme['theme_name'],
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'{S_USER_LANG}' => $user['user_lang']
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);
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$theme['theme_data'] = str_replace(array_keys($replace), array_values($replace), $theme['theme_data']);
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$matches = array();
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preg_match_all('#\{IMG_([A-Za-z0-9_]*?)_(WIDTH|HEIGHT|SRC)\}#', $theme['theme_data'], $matches);
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$imgs = $find = $replace = array();
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if (isset($matches[0]) && sizeof($matches[0]))
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{
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foreach ($matches[1] as $i => $img)
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{
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$img = strtolower($img);
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$find[] = $matches[0][$i];
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if (!isset($img_array[$img]))
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{
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$replace[] = '';
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continue;
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}
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if (!isset($imgs[$img]))
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{
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$img_data = &$img_array[$img];
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$imgsrc = ($img_data['image_lang'] ? $img_data['image_lang'] . '/' : '') . $img_data['image_filename'];
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$imgs[$img] = array(
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'src' => $phpbb_root_path . 'styles/' . $theme['imageset_path'] . '/imageset/' . $imgsrc,
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'width' => $img_data['image_width'],
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'height' => $img_data['image_height'],
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);
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}
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switch ($matches[2][$i])
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{
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case 'SRC':
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$replace[] = $imgs[$img]['src'];
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break;
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case 'WIDTH':
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$replace[] = $imgs[$img]['width'];
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break;
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case 'HEIGHT':
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$replace[] = $imgs[$img]['height'];
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break;
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default:
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continue;
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}
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}
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if (sizeof($find))
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{
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$theme['theme_data'] = str_replace($find, $replace, $theme['theme_data']);
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}
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}
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echo $theme['theme_data'];
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if (!empty($cache))
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{
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$cache->unload();
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}
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$db->sql_close();
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}
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exit;
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?>
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