class.ilMediaImageUtil.php

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<?php

/* Copyright (c) 1998-2014 ILIAS open source, Extended GPL, see docs/LICENSE */

class ilMediaImageUtil
{
        static function getImageSize($a_location)
        {
                if (substr($a_location, 0, 4) == "http")
                {
                        include_once("./Services/WebServices/Curl/classes/class.ilCurlConnection.php");
                        if (ilCurlConnection::_isCurlExtensionLoaded())
                        {
                                $dir = ilUtil::getDataDir() . "/temp/mob/remote_img";
                                ilUtil::makeDirParents($dir);
                                $filename = $dir."/".uniqid();
                                $file = fopen($filename, "w");
                                $c = new ilCurlConnection($a_location);
                                $c->init();
                                require_once './Services/Http/classes/class.ilProxySettings.php';
                                if (ilProxySettings::_getInstance()->isActive())
                                {
                                        $proxy = ilProxySettings::_getInstance()->getHost();
                                        if (($p = ilProxySettings::_getInstance()->getPort()) != "")
                                        {
                                                $proxy .= ":" . $p;
                                        }
                                        $c->setOpt(CURLOPT_PROXY, $proxy);
                                }
                                $c->setOpt(CURLOPT_MAXREDIRS, 3);
                                $c->setOpt(CURLOPT_HEADER, 0);
                                $c->setOpt(CURLOPT_RETURNTRANSFER, 1);
                                $c->setOpt(CURLOPT_FILE, $file);
                                $c->exec();
                                $c->close();
                                fclose($file);
                                $size = @getimagesize($filename);
                                unlink($filename);
                        }
                        else
                        {
                                $size = @getimagesize($a_location);
                        }
                }
                else
                {
                        $size = @getimagesize($a_location);
                }
                return $size;
        }
}

?>