/** * 下载一个远程文件 * @param string $url */ function download($url, $bhv) { if (!$url || !PwDownload::checkUrl($url)) { return false; } $filetype = PwDownload::getFileExt($url); $filename = PwDownload::getFileName($url); if (!$filetype || !$filename) { return false; } //文件类型判定 if (!$filetype || !isset($bhv->ftype[$filetype])) { return false; } $fileContent = PwDownload::getContents($url); //文件尺寸判定 $fileSize = strlen($fileContent); if ($fileSize < 1 || $fileSize > $bhv->ftype[$filetype] * 1024) { unset($fileContent, $fileSize); return false; } //init $array = array('id' => 0, 'attname' => 'download', 'name' => $filename, 'size' => intval($fileSize), 'type' => 'zip', 'ifthumb' => 0, 'fileuploadurl' => '', 'ext' => $filetype); //保存 list($saveFilename, $saveDir) = $bhv->getFilePath($array); $source = PwUpload::savePath($bhv->ifftp, $saveFilename, $saveDir); $tmpname = tempnam(DOWNLOAD_TEMP_PATH, DOWNLOAD_FILE_PREFIX); writeover($tmpname, $fileContent); if (!PwDownload::downloadMove($tmpname, $source)) { showUploadMsg('upload_error'); } $array['fileuploadurl'] = $saveDir . $saveFilename; PwUpload::operateAttach($source, $saveFilename, $saveDir, $array, $bhv); return $array; }