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