diff options
Diffstat (limited to 'phpBB/style.php')
| -rw-r--r-- | phpBB/style.php | 293 |
1 files changed, 293 insertions, 0 deletions
diff --git a/phpBB/style.php b/phpBB/style.php new file mode 100644 index 0000000000..0b4c3d0d41 --- /dev/null +++ b/phpBB/style.php @@ -0,0 +1,293 @@ +<?php +/** +* +* @package phpBB3 +* @version $Id$ +* @copyright (c) 2005 phpBB Group +* @license http://opensource.org/licenses/gpl-license.php GNU Public License +* +*/ + +/** +* @ignore +*/ +define('IN_PHPBB', true); +$phpbb_root_path = (defined('PHPBB_ROOT_PATH')) ? PHPBB_ROOT_PATH : './'; +$phpEx = substr(strrchr(__FILE__, '.'), 1); + +// Report all errors, except notices +error_reporting(E_ALL ^ E_NOTICE); + +require($phpbb_root_path . 'config.' . $phpEx); + +if (!defined('PHPBB_INSTALLED') || empty($dbms) || empty($acm_type)) +{ + exit; +} + +if (version_compare(PHP_VERSION, '6.0.0-dev', '<')) +{ + @set_magic_quotes_runtime(0); +} + +// Load Extensions +if (!empty($load_extensions)) +{ + $load_extensions = explode(',', $load_extensions); + + foreach ($load_extensions as $extension) + { + @dl(trim($extension)); + } +} + + +$sid = (isset($_GET['sid']) && !is_array($_GET['sid'])) ? htmlspecialchars($_GET['sid']) : ''; +$id = (isset($_GET['id'])) ? intval($_GET['id']) : 0; + +if (strspn($sid, 'abcdefABCDEF0123456789') !== strlen($sid)) +{ + $sid = ''; +} + +// This is a simple script to grab and output the requested CSS data stored in the DB +// We include a session_id check to try and limit 3rd party linking ... unless they +// happen to have a current session it will output nothing. We will also cache the +// resulting CSS data for five minutes ... anything to reduce the load on the SQL +// server a little +if ($id) +{ + // Include files + require($phpbb_root_path . 'includes/acm/acm_' . $acm_type . '.' . $phpEx); + require($phpbb_root_path . 'includes/cache.' . $phpEx); + require($phpbb_root_path . 'includes/db/' . $dbms . '.' . $phpEx); + require($phpbb_root_path . 'includes/constants.' . $phpEx); + require($phpbb_root_path . 'includes/functions.' . $phpEx); + + $db = new $sql_db(); + $cache = new cache(); + + // Connect to DB + if (!@$db->sql_connect($dbhost, $dbuser, $dbpasswd, $dbname, $dbport, false, false)) + { + exit; + } + unset($dbpasswd); + + $config = $cache->obtain_config(); + $user = false; + + if ($sid) + { + $sql = 'SELECT u.user_id, u.user_lang + FROM ' . SESSIONS_TABLE . ' s, ' . USERS_TABLE . " u + WHERE s.session_id = '" . $db->sql_escape($sid) . "' + AND s.session_user_id = u.user_id"; + $result = $db->sql_query($sql); + $user = $db->sql_fetchrow($result); + $db->sql_freeresult($result); + } + + $recompile = $config['load_tplcompile']; + if (!$user) + { + $id = ($id) ? $id : $config['default_style']; +// Commented out because calls do not always include the SID anymore +// $recompile = false; + $user = array('user_id' => ANONYMOUS); + } + + $sql = 'SELECT s.style_id, c.theme_id, c.theme_data, c.theme_path, c.theme_name, c.theme_mtime, i.*, t.template_path + FROM ' . STYLES_TABLE . ' s, ' . STYLES_TEMPLATE_TABLE . ' t, ' . STYLES_THEME_TABLE . ' c, ' . STYLES_IMAGESET_TABLE . ' i + WHERE s.style_id = ' . $id . ' + AND t.template_id = s.template_id + AND c.theme_id = s.theme_id + AND i.imageset_id = s.imageset_id'; + $result = $db->sql_query($sql, 300); + $theme = $db->sql_fetchrow($result); + $db->sql_freeresult($result); + + if (!$theme) + { + exit; + } + + if ($user['user_id'] == ANONYMOUS) + { + $user['user_lang'] = $config['default_lang']; + } + + $user_image_lang = (file_exists($phpbb_root_path . 'styles/' . $theme['imageset_path'] . '/imageset/' . $user['user_lang'])) ? $user['user_lang'] : $config['default_lang']; + + // Same query in session.php + $sql = 'SELECT * + FROM ' . STYLES_IMAGESET_DATA_TABLE . ' + WHERE imageset_id = ' . $theme['imageset_id'] . " + AND image_filename <> '' + AND image_lang IN ('" . $db->sql_escape($user_image_lang) . "', '')"; + $result = $db->sql_query($sql, 3600); + + $img_array = array(); + while ($row = $db->sql_fetchrow($result)) + { + $img_array[$row['image_name']] = $row; + } + $db->sql_freeresult($result); + + // gzip_compression + if ($config['gzip_compress']) + { + // IE6 is not able to compress the style (do not ask us why!) + $browser = (!empty($_SERVER['HTTP_USER_AGENT'])) ? strtolower(htmlspecialchars((string) $_SERVER['HTTP_USER_AGENT'])) : ''; + + if ($browser && strpos($browser, 'msie 6.0') === false && @extension_loaded('zlib') && !headers_sent()) + { + ob_start('ob_gzhandler'); + } + } + + // Expire time of seven days if not recached + $expire_time = 7*86400; + $recache = false; + + // Re-cache stylesheet data if necessary + if ($recompile || empty($theme['theme_data'])) + { + $recache = (empty($theme['theme_data'])) ? true : false; + $update_time = time(); + + // We test for stylesheet.css because it is faster and most likely the only file changed on common themes + if (!$recache && $theme['theme_mtime'] < @filemtime("{$phpbb_root_path}styles/" . $theme['theme_path'] . '/theme/stylesheet.css')) + { + $recache = true; + $update_time = @filemtime("{$phpbb_root_path}styles/" . $theme['theme_path'] . '/theme/stylesheet.css'); + } + else if (!$recache) + { + $last_change = $theme['theme_mtime']; + $dir = @opendir("{$phpbb_root_path}styles/{$theme['theme_path']}/theme"); + + if ($dir) + { + while (($entry = readdir($dir)) !== false) + { + if (substr(strrchr($entry, '.'), 1) == 'css' && $last_change < @filemtime("{$phpbb_root_path}styles/{$theme['theme_path']}/theme/{$entry}")) + { + $recache = true; + break; + } + } + closedir($dir); + } + } + } + + if ($recache) + { + include_once($phpbb_root_path . 'includes/acp/acp_styles.' . $phpEx); + + $theme['theme_data'] = acp_styles::db_theme_data($theme); + $theme['theme_mtime'] = $update_time; + + // Save CSS contents + $sql_ary = array( + 'theme_mtime' => $theme['theme_mtime'], + 'theme_data' => $theme['theme_data'] + ); + + $sql = 'UPDATE ' . STYLES_THEME_TABLE . ' SET ' . $db->sql_build_array('UPDATE', $sql_ary) . " + WHERE theme_id = {$theme['theme_id']}"; + $db->sql_query($sql); + + $cache->destroy('sql', STYLES_THEME_TABLE); + } + + // Only set the expire time if the theme changed data is older than 30 minutes - to cope with changes from the ACP + if ($recache || $theme['theme_mtime'] > (time() - 1800)) + { + header('Expires: 0'); + } + else + { + header('Expires: ' . gmdate('D, d M Y H:i:s \G\M\T', time() + $expire_time)); + } + + header('Content-type: text/css; charset=UTF-8'); + + // Parse Theme Data + $replace = array( + '{T_THEME_PATH}' => "{$phpbb_root_path}styles/" . $theme['theme_path'] . '/theme', + '{T_TEMPLATE_PATH}' => "{$phpbb_root_path}styles/" . $theme['template_path'] . '/template', + '{T_IMAGESET_PATH}' => "{$phpbb_root_path}styles/" . $theme['imageset_path'] . '/imageset', + '{T_IMAGESET_LANG_PATH}' => "{$phpbb_root_path}styles/" . $theme['imageset_path'] . '/imageset/' . $user_image_lang, + '{T_STYLESHEET_NAME}' => $theme['theme_name'], + '{S_USER_LANG}' => $user['user_lang'] + ); + + $theme['theme_data'] = str_replace(array_keys($replace), array_values($replace), $theme['theme_data']); + + $matches = array(); + preg_match_all('#\{IMG_([A-Za-z0-9_]*?)_(WIDTH|HEIGHT|SRC)\}#', $theme['theme_data'], $matches); + + $imgs = $find = $replace = array(); + if (isset($matches[0]) && sizeof($matches[0])) + { + foreach ($matches[1] as $i => $img) + { + $img = strtolower($img); + $find[] = $matches[0][$i]; + + if (!isset($img_array[$img])) + { + $replace[] = ''; + continue; + } + + if (!isset($imgs[$img])) + { + $img_data = &$img_array[$img]; + $imgsrc = ($img_data['image_lang'] ? $img_data['image_lang'] . '/' : '') . $img_data['image_filename']; + $imgs[$img] = array( + 'src' => $phpbb_root_path . 'styles/' . $theme['imageset_path'] . '/imageset/' . $imgsrc, + 'width' => $img_data['image_width'], + 'height' => $img_data['image_height'], + ); + } + + switch ($matches[2][$i]) + { + case 'SRC': + $replace[] = $imgs[$img]['src']; + break; + + case 'WIDTH': + $replace[] = $imgs[$img]['width']; + break; + + case 'HEIGHT': + $replace[] = $imgs[$img]['height']; + break; + + default: + continue; + } + } + + if (sizeof($find)) + { + $theme['theme_data'] = str_replace($find, $replace, $theme['theme_data']); + } + } + + echo $theme['theme_data']; + + if (!empty($cache)) + { + $cache->unload(); + } + $db->sql_close(); +} + +exit; + +?>
\ No newline at end of file |