/**
* 从网络传输文件，直接使用linux的wget命令
* @param string $inputfile 来源地址
* @param string $outputfile 输出文件路径
* @return int
*/
function wget($inputfile, $outputfile)
{
//在线获取文件类型
$onlinefiletype = online_filetype($inputfile);
//wget续传抓取文件
$command = "wget -c '" . escapeshellcmd($inputfile) . "' -O '{$outputfile}' -T 120 -t 5";
exec($command, $result, $retval);
/*if (defined('cmd_render') && !cmd_render){
$command .= ' 2>&1 >/dev/null';
echo $command,"\n";
}*/
if ($retval) {
return implode("\n", $result);
}
if (!is_file($outputfile)) {
return "{$outputfile} not exists";
}
//获取抓取下来的文件类型
$localfiletype = filemime($outputfile);
if ($onlinefiletype && $onlinefiletype != $localfiletype) {
return "online {$onlinefiletype} not match local {$localfiletype}";
}
return 0;
}
}
});
$app->get('/admin/media/{id}', function ($request, $response, $args) {
$db = getConnection();
try {
echo json_encode(getMedia($db, $args['id']));
} catch (Exception $e) {
error_status($response, $e->getMessage());
}
});
$app->get('/admin/files', function ($request, $response, $args) {
try {
$file = $request->getQueryParams()['file'];
if (file_exists($file) && is_file($file)) {
$dispositionResponse = $response->withHeader('Content-disposition', 'attachment; filename=' . basename($file));
$typeResponse = $dispositionResponse->withHeader('Content-type', filemime($file));
$typeResponse->getBody()->write(file_get_contents(getcwd() . '/' . $file));
return $typeResponse;
} elseif (file_exists($file) && is_dir($file)) {
$typeResponse = $response->withHeader('Content-type', 'text/x-dir');
$files = scandir(getcwd() . '/' . $file);
array_shift($files);
$typeResponse->getBody()->write($file . '/:' . implode("|", $files));
return $typeResponse;
} else {
error_status($response, 'Error: ' . $file . ' does not exist.');
}
} catch (Exception $e) {
error_status($response, $e->getMessage());
}
});
/**
* 通过CURL向指定的url路径上传文件
* @param string $url 目标url地址
* @param string $file 要上传的本地文件
* @param array|string $postFields 附带的post数据数组|字串
* @param string $fieldname 自定义文件表单名
* @return boolean
*/
function curl_upload($url, $file, $postFields = null, $fieldname = 'file')
{
if (!function_exists('curl_init')) {
return false;
}
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_HEADER, false);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
if (is_string($postFields)) {
parse_str($postFields, $postFields);
} else {
$postFields = (array) $postFields;
}
if (class_exists('\\CURLFile')) {
curl_setopt($ch, CURLOPT_SAFE_UPLOAD, true);
$postFields[$fieldname] = new \CURLFile(realpath($file));
/*curl_setopt($ch, CURLOPT_POSTFIELDS, array(
$fieldname => new \CURLFile(realpath($file))
));*/
} else {
if (defined('CURLOPT_SAFE_UPLOAD')) {
curl_setopt($ch, CURLOPT_SAFE_UPLOAD, false);
}
$filename = basename($file);
$type = filemime($file);
$postFields[$fieldname] = '@' . realpath($file) . ";type=" . $type . ";filename=" . $filename;
/*curl_setopt($ch, CURLOPT_POSTFIELDS, array(
$fieldname => '@' . realpath($file) . ";type=" . $type . ";filename=" . $filename
));*/
}
curl_setopt($ch, CURLOPT_POSTFIELDS, $postFields);
$return_data = curl_exec($ch);
curl_close($ch);
return $return_data;
}
