diff options
Diffstat (limited to 'mod/profile/icondirect.php')
| -rw-r--r-- | mod/profile/icondirect.php | 91 |
1 files changed, 70 insertions, 21 deletions
diff --git a/mod/profile/icondirect.php b/mod/profile/icondirect.php index 353ce389c..5f1599e0d 100644 --- a/mod/profile/icondirect.php +++ b/mod/profile/icondirect.php @@ -1,28 +1,77 @@ <?php +/** + * Elgg profile icon cache/bypass + * + * + * @package ElggProfile + */ - /** - * Elgg profile icon cache/bypass - * - * @package ElggProfile - * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2 - * @author Curverider Ltd <info@elgg.com> - * @copyright Curverider Ltd 2008-2010 - * @link http://elgg.com/ - */ +// Get DB settings +require_once(dirname(dirname(dirname(__FILE__))). '/engine/settings.php'); - // This should provide faster access to profile icons by not loading the - // engine but directly grabbing the file from the user's profile directory. - // The speedup was broken in Elgg 1.7 because of a change in directory structure. - // The link to this script is provided in profile_usericon_hook(). To work - // in 1.7 forward, the link has to be updated to provide more information. - // The profile icon filename should also be changed to not use username. +global $CONFIG; - // To see previous code, see svn history. +// won't be able to serve anything if no joindate or guid +if (!isset($_GET['joindate']) || !isset($_GET['guid'])) { + header("HTTP/1.1 404 Not Found"); + exit; +} - // At the moment, this does not serve much of a purpose other than provide - // continuity. It currently just includes icon.php which uses the engine. +$join_date = (int)$_GET['joindate']; +$last_cache = (int)$_GET['lastcache']; // icontime +$guid = (int)$_GET['guid']; - // see #1989 and #2035 +// If is the same ETag, content didn't changed. +$etag = $last_cache . $guid; +if (isset($_SERVER['HTTP_IF_NONE_MATCH']) && trim($_SERVER['HTTP_IF_NONE_MATCH']) == "\"$etag\"") { + header("HTTP/1.1 304 Not Modified"); + exit; +} - require_once(dirname(dirname(dirname(__FILE__))) . "/engine/start.php"); - require_once(dirname(__FILE__).'/icon.php'); +$size = strtolower($_GET['size']); +if (!in_array($size, array('large', 'medium', 'small', 'tiny', 'master', 'topbar'))) { + $size = "medium"; +} + +$mysql_dblink = @mysql_connect($CONFIG->dbhost, $CONFIG->dbuser, $CONFIG->dbpass, true); +if ($mysql_dblink) { + if (@mysql_select_db($CONFIG->dbname, $mysql_dblink)) { + $result = mysql_query("select name, value from {$CONFIG->dbprefix}datalists where name='dataroot'", $mysql_dblink); + if ($result) { + $row = mysql_fetch_object($result); + while ($row) { + if ($row->name == 'dataroot') { + $data_root = $row->value; + } + $row = mysql_fetch_object($result); + } + } + + @mysql_close($mysql_dblink); + + if (isset($data_root)) { + + // this depends on ElggDiskFilestore::makeFileMatrix() + $user_path = date('Y/m/d/', $join_date) . $guid; + + $filename = "$data_root$user_path/profile/{$guid}{$size}.jpg"; + $filesize = @filesize($filename); + if ($filesize) { + header("Content-type: image/jpeg"); + header('Expires: ' . gmdate('D, d M Y H:i:s \G\M\T', strtotime("+6 months")), true); + header("Pragma: public"); + header("Cache-Control: public"); + header("Content-Length: $filesize"); + header("ETag: \"$etag\""); + readfile($filename); + exit; + } + } + } + +} + +// something went wrong so load engine and try to forward to default icon +require_once(dirname(dirname(dirname(__FILE__))) . "/engine/start.php"); +elgg_log("Profile icon direct failed.", "WARNING"); +forward("_graphics/icons/user/default{$size}.gif"); |