Files
lsky-pro/application/index/controller/Api.php
T
2018-10-12 23:41:22 +08:00

145 lines
4.7 KiB
PHP

<?php
/**
* User: Wisp X
* Date: 2018/9/26
* Time: 21:51
* Link: https://gitee.com/wispx
*/
namespace app\index\controller;
use app\common\model\Images;
use think\Db;
use think\Exception;
use think\facade\Config;
class Api extends Base
{
public function upload()
{
if ($this->request->isPost()) {
Db::startTrans();
try {
if (!$this->config['allowed_tourist_upload'] && !$this->user) {
throw new Exception('管理员关闭了游客上传,请先登录账号', 401);
}
$image = $this->getImage();
$size = $image->getSize();
$mime = $image->getMime();
$sha1 = $image->hash('sha1');
$md5 = $image->hash('md5');
if ($this->user) {
if (($this->user->use_quota + $size) > $this->user->quota) {
throw new Exception('保存失败!您的储存容量不足,请联系管理员!', 0);
}
}
// 当前储存策略
$currentStrategy = strtolower($this->config['storage_strategy']);
// 获取当前储存策略配置
$strategyConfig = $this->currentStrategyConfig;
// 获取当前驱动实例
$strategy = $this->getStrategyInstance();
$pathname = $this->makePathname($image->getInfo('name'));
if (!$strategy->create($pathname, $image->getPathname())) {
if (Config::get('app.app_debug')) {
throw new Exception($strategy->getError(), 500);
}
throw new Exception('上传失败', 500);
}
$cdnDomain = $currentStrategy . '_cdn_domain';
$domain = $this->request->domain();
if (array_key_exists($cdnDomain, $strategyConfig)) {
if ($strategyConfig[$cdnDomain]) {
$domain = $strategyConfig[$cdnDomain];
}
}
if (!Images::create([
'user_id' => $this->user ? $this->user->id : 0,
'strategy' => $currentStrategy,
'path' => dirname($pathname),
'name' => basename($pathname),
'pathname' => $pathname,
'size' => $size,
'mime' => $mime,
'sha1' => $sha1,
'md5' => $md5
])) {
$strategy->delete($pathname);
throw new Exception('图片数据保存失败', 500);
}
$data = [
'name' => $image->getInfo('name'),
'url' => make_url($domain, $pathname),
];
if ($this->user) {
$data['quota'] = sprintf('%.2f', (float)$this->user->quota);
$data['use_quota'] = sprintf('%.2f', (float)$this->user->use_quota);
}
Db::commit();
} catch (Exception $e) {
Db::rollback();
return $this->result(null, $e->getCode(), $e->getMessage());
}
return $this->result($data, 200, '上传成功');
}
}
/**
* 获取图片资源
*
* @return array|null|\think\File
* @throws Exception
*/
private function getImage()
{
$image = $this->request->file('image');
if (null === $image) {
throw new Exception('图片资源获取失败!');
}
if (!is_uploaded_file($image->getPathname())) {
throw new Exception('file is not uploaded via HTTP POST');
}
if (!$image->check([
'size' => $this->config['upload_max_size'],
'ext' => filter_comma($this->config['upload_allowed_exts']),
])) {
throw new Exception($image->getError());
}
return $image;
}
/**
* Make pathname
*
* @param $name 文件名
*
* @return string
*/
private function makePathname($name)
{
$naming = Config::pull('naming');
$path = trim(str_replace(
array_column($naming['path'], 'name'),
array_column($naming['path'], 'value'),
$this->config['path_naming_rule']
), '/');
$file = trim(str_replace(
array_column($naming['file'], 'name'),
array_column($naming['file'], 'value'),
$this->config['file_naming_rule']
), '/') . '.' . get_file_ext($name);
return $path . '/' . $file;
}
}