/**
* 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;
}
