Gazelle/sections/image/index.php
Git fb83d88439 10 changes from Fri Sep 9 18:31:41 2011 +0200 to Fri Sep 9 22:33:05 2011 +0200
Make sure
Trim trailing spaces
Fixes http://what.cd/forums.php?action=viewthread&threadid=101865&postid=3478072#post3478072
Trimmed trailing whitespace
Treats IP search as if they begin with a |
Sorts the Assign To box in staff pms alphabetically.
Enable any/all option for tags in request filter
Minor tweaks
Show all used filters in the sphinx debug table
Better detection of jpeg in image.php
2011-09-10 08:00:10 +00:00

92 lines
2.9 KiB
PHP

<?
// Main image proxy page
// The image proxy does not use script_start.php, its code instead resides entirely in image.php in the document root
// Bear this in mind when you try to use script_start functions.
if(!check_perms('site_proxy_images')) { error('forbidden'); }
$URL = isset($_GET['i']) ? htmlspecialchars_decode($_GET['i']) : null;
if(!extension_loaded('openssl') && strtoupper($URL[4]) == 'S') { error('badprotocol'); }
if(!preg_match('/^'.IMAGE_REGEX.'/is',$URL,$Matches)) {
error('invalid');
}
if(isset($_GET['c'])) {
list($Data,$Type) = $Cache->get_value('image_cache_'.md5($URL));
$Cached = true;
}
if(!isset($Data) || !$Data) {
$Cached = false;
$Data = @file_get_contents($URL,0,stream_context_create(array('http'=>array('timeout'=>15))));
if(!$Data || empty($Data)) {
error('timeout');
}
$Type = image_type($Data);
if($Type && function_exists('imagecreatefrom'.$Type)) {
$Image = imagecreatefromstring($Data);
if(invisible($Image)) {
error('invisible');
}
if(verysmall($Image)) {
error('small');
}
}
if(isset($_GET['c']) && strlen($Data) < 262144) {
$Cache->cache_value('image_cache_'.md5($URL), array($Data,$Type), 3600*24*7);
}
}
// Enforce avatar rules
if(isset($_GET['avatar'])) {
if(!is_number($_GET['avatar'])) { die(); }
$UserID = $_GET['avatar'];
$Height = image_height($Type, $Data);
if(strlen($Data)>256*1024 || $Height>400) {
// Sometimes the cached image we have isn't the actual image
if($Cached) {
$Data2 = @file_get_contents($URL,0,stream_context_create(array('http'=>array('timeout'=>15))));
} else {
$Data2 = $Data;
}
if(strlen($Data2)>256*1024 || image_height($Type, $Data2)>400) {
require_once(SERVER_ROOT.'/classes/class_mysql.php');
require_once(SERVER_ROOT.'/classes/class_time.php'); //Require the time class
$DB = new DB_MYSQL;
$DBURL = db_string($URL);
// Reset avatar, add mod note
$UserInfo = $Cache->get_value('user_info_'.$UserID);
$UserInfo['Avatar'] = '';
$Cache->cache_value('user_info_'.$UserID, $UserInfo, 2592000);
$DB->query("UPDATE users_info SET Avatar='', AdminComment=CONCAT('".sqltime()." - Avatar reset automatically (Size: ".number_format((strlen($Data))/1024)."kb, Height: ".$Height."px). Used to be $DBURL\n\n', AdminComment) WHERE UserID='$UserID'");
// Send PM
send_pm($UserID,0,"Your avatar has been automatically reset","The following avatar rules have been in effect for months now:
[b]Avatars must not exceed 256kB or be vertically longer than 400px. [/b]
Your avatar at $DBURL has been found to exceed these rules. As such, it has been automatically reset. You are welcome to reinstate your avatar once it has been resized down to an acceptable size.");
}
}
}
/*
TODO: solve this properl for photoshop output images which prepend shit to the image file. skip it or strip it
if (!isset($Type)) {
error('timeout');
}
*/
if(isset($Type)) {
header('Content-type: image/'.$Type);
}
echo $Data;
?>