PHP FLEXIUtilities::funcIsDisabled方法代码示例

//.........这里部分代码省略.........
            		if (!$packager->create($archivepath, $files)) {
            			$msg = JText::_('FLEXI_OPERATION_FAILED'). ": compressed archive could not be created";
            			$app->enqueueMessage($msg, 'notice');
            			$this->setRedirect('index.php', '');
            			return;
            		}*/
            $za = new flexicontent_zip();
            $res = $za->open($archivepath, ZipArchive::CREATE);
            if ($res !== true) {
                $msg = JText::_('FLEXI_OPERATION_FAILED') . ": compressed archive could not be created";
                $app->enqueueMessage($msg, 'notice');
                $this->setRedirect('index.php', '');
                return;
            }
            $za->addDir($targetpath, "");
            $za->close();
            // *********************************
            // Remove temporary folder structure
            // *********************************
            if (!JFolder::delete($targetpath)) {
                $msg = "Temporary folder " . $targetpath . " could not be deleted";
                $app->enqueueMessage($msg, 'notice');
            }
            // Delete old files (they can not be deleted during download time ...)
            $tmp_path = JPath::clean($app->getCfg('tmp_path'));
            $matched_files = JFolder::files($tmp_path, 'fcmd_uid_.*', $recurse = false, $fullpath = true);
            foreach ($matched_files as $archive_file) {
                //echo "Seconds passed:". (time() - filemtime($tmp_folder)) ."<br>". "$filename was last modified: " . date ("F d Y H:i:s.", filemtime($tmp_folder)) . "<br>";
                if (time() - filemtime($archive_file) > 3600) {
                    JFile::delete($archive_file);
                }
            }
            // Delete old tmp folder (in case that the some archiving procedures were interrupted thus their tmp folder were not deleted)
            $matched_folders = JFolder::folders($tmp_path, 'fcmd_uid_.*', $recurse = false, $fullpath = true);
            foreach ($matched_folders as $tmp_folder) {
                //echo "Seconds passed:". (time() - filemtime($tmp_folder)) ."<br>". "$filename was last modified: " . date ("F d Y H:i:s.", filemtime($tmp_folder)) . "<br>";
                JFolder::delete($tmp_folder);
            }
            $dlfile = new stdClass();
            $dlfile->filename = 'cart_files_' . date('m-d-Y_H-i-s') . '.zip';
            // a friendly name instead of  $archivename
            $dlfile->abspath = $archivepath;
        } else {
            $dlfile = reset($valid_files);
        }
        // Get file filesize and extension
        $dlfile->size = filesize($dlfile->abspath);
        $dlfile->ext = strtolower(JFile::getExt($dlfile->filename));
        // Set content type of file (that is an archive for multi-download)
        $ctypes = array("pdf" => "application/pdf", "exe" => "application/octet-stream", "rar" => "application/zip", "zip" => "application/zip", "txt" => "text/plain", "doc" => "application/msword", "xls" => "application/vnd.ms-excel", "ppt" => "application/vnd.ms-powerpoint", "gif" => "image/gif", "png" => "image/png", "jpeg" => "image/jpg", "jpg" => "image/jpg", "mp3" => "audio/mpeg");
        $dlfile->ctype = isset($ctypes[$dlfile->ext]) ? $ctypes[$dlfile->ext] : "application/force-download";
        // *****************************************
        // Output an appropriate Content-Type header
        // *****************************************
        header("Pragma: public");
        // required
        header("Expires: 0");
        header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
        header("Cache-Control: private", false);
        // required for certain browsers
        header("Content-Type: " . $dlfile->ctype);
        //quotes to allow spaces in filenames
        $download_filename = strlen($dlfile->filename_original) ? $dlfile->filename_original : $dlfile->filename;
        if ($method == 'view') {
            header("Content-Disposition: inline; filename=\"" . $download_filename . "\";");
        } else {
            header("Content-Disposition: attachment; filename=\"" . $download_filename . "\";");
        }
        header("Content-Transfer-Encoding: binary");
        header("Content-Length: " . $dlfile->size);
        // *******************************
        // Finally read file and output it
        // *******************************
        if (!FLEXIUtilities::funcIsDisabled('set_time_limit')) {
            @set_time_limit(0);
        }
        $chunksize = 1 * (1024 * 1024);
        // 1MB, highest possible for fread should be 8MB
        if (1 || $dlfile->size > $chunksize) {
            $handle = @fopen($dlfile->abspath, "rb");
            while (!feof($handle)) {
                print @fread($handle, $chunksize);
                ob_flush();
                flush();
            }
            fclose($handle);
        } else {
            // This is good for small files, it will read an output the file into
            // memory and output it, it will cause a memory exhausted error on large files
            ob_clean();
            flush();
            readfile($dlfile->abspath);
        }
        // ****************************************************
        // In case of multi-download clear the session variable
        // ****************************************************
        //if ($task=='download_tree') $session->set($tree_var, false,'flexicontent');
        // Done ... terminate execution
        $app->close();
    }