/**
* 生成一个头像储存路径
*
* 需要将size替换为相应规格号
*/
protected function getAvatarPath($meta)
{
if (empty($meta['size']) || empty($meta['type']) || empty($meta['name']) || empty($meta['uid'])) {
throw new Exception(Front::getInstance()->getHuiLang()->_('cdn.upload.files.error'));
}
$uid = $meta['uid'];
$config = $this->getConfig();
$type = Param::post('type', Param::TYPE_STRING);
//替换为10位，刚好10亿 1000,000,000
$uidStr = sprintf("%010d", $uid);
$filePath = $config['save_path'] . $type . SEP . substr($uidStr, 0, 4) . SEP . substr($uidStr, 4, 3) . SEP . substr($uidStr, 7, 3) . SEP;
//创建目录
if (!is_dir($filePath)) {
mkdir($filePath, 0777, TRUE);
}
$ext = $this->getExt($meta['name']);
$file = $filePath . '{size}' . $ext;
$result = array();
$result['file'] = $file;
$result['url'] = str_ireplace(SEP, URL_SEP, str_ireplace($config['save_path'], '', $file));
return $result;
}
protected function preCheck()
{
try {
$huiLang = Front::getInstance()->getHuiLang();
$appId = Param::post('app_id', Param::TYPE_STRING);
if (!$appId) {
return $this->format(self::API_FAIL, $huiLang->_('cdn.upload.app_id.null'));
}
if (empty($_FILES)) {
return $this->format(self::API_FAIL, $huiLang->_('cdn.upload.files.empty'));
}
$secret = $this->getAppSecret($appId);
$post = $this->remapPostArray($_POST);
//字符安全解密
if (!Utility::decrypt($post, $secret)) {
return $this->format(self::API_FAIL, $huiLang->_('cdn.upload.decode.failed'));
}
$config = $this->getConfig();
//上传文件校验处理 一个有错，全部终止
foreach ($_FILES as $key => $file) {
$meta = Param::post($key, Param::TYPE_ARRAY);
if (empty($meta['size']) || empty($meta['type']) || empty($meta['name']) || empty($meta['sha1'])) {
return $this->format(self::API_FAIL, $huiLang->_('cdn.upload.files.error'));
}
if ($file['error'] || $file['size'] != $meta['size'] || sha1_file($file['tmp_name']) != $meta['sha1']) {
return $this->format(self::API_FAIL, $huiLang->_('cdn.upload.files.finger.print.error'));
}
if (!empty($config['max_filesize']) && $file['size'] > $config['max_filesize'] * 1024 * 1024) {
return $this->format(self::API_FAIL, $huiLang->_('cdn.upload.files.maxsize.error', $config['max_filesize']));
}
}
return $this->format(self::API_SUCCESS, 'ok');
} catch (Exception $e) {
return $this->format(self::API_FAIL, $e->getMessage());
}
}