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817 lines
30 KiB
817 lines
30 KiB
<?php
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/**
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* +----------------------------------------------------------------------
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* | 上传控制器
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* +----------------------------------------------------------------------
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* .::::.
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* .::::::::. | AUTHOR: siyu
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* ::::::::::: | EMAIL: 407593529@qq.com
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* ..:::::::::::' | QQ: 407593529
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* '::::::::::::' | DATETIME: 2019/04/03
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* .::::::::::
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* '::::::::::::::..
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* ..::::::::::::.
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* ``::::::::::::::::
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* ::::``:::::::::' .:::.
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* ::::' ':::::' .::::::::.
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* .::::' :::: .:::::::'::::.
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* .:::' ::::: .:::::::::' ':::::.
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* .::' :::::.:::::::::' ':::::.
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* .::' ::::::::::::::' ``::::.
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* ...::: ::::::::::::' ``::.
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* ```` ':. ':::::::::' ::::..
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* '.:::::' ':'````..
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* +----------------------------------------------------------------------
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*/
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namespace app\admin\controller;
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use think\App;
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use think\facade\Request;
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class Upload extends Base
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{
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// 上传方式 [chunk 大文件分片上传, tp 沿用TP上传]
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private $uploadType = "";
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// 上传验证规则
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protected $uploadValidate = [];
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// 构造方法
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public function __construct(App $app)
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{
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parent::__construct($app);
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// 默认上传方式
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$this->uploadType = "chunk";
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// 验证规则
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$this->uploadValidate = [
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'file' => $this->uploadVal()
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];
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}
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// 上传文件
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public function index()
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{
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if (Request::param('from') == 'ckeditor') {
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// 获取上传文件表单字段名
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$fileKey = array_keys(request()->file());
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$path = [];
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for ($i = 0; $i < count($fileKey); $i++) {
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// 获取表单上传文件并执行上传操作
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$uploadFile = $this->uploadFile($fileKey[$i]);
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if ($uploadFile['code'] == 1) {
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$path[] = 'http://' . $_SERVER['HTTP_HOST'] . $uploadFile['url'];
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} else {
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$path = [];
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$error = $uploadFile['msg'];
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}
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}
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if ($path) {
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$result['uploaded'] = true;
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// 分辨是否截图上传，截图上传只能上传一个，非截图上传可以上传多个
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if (Request::param('responseType') == 'json') {
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$result["url"] = $path[0];
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} else {
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$result["url"] = $path;
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}
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return json($result);
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} else {
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// 上传失败
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$result['uploaded'] = false;
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$result['url'] = '';
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$result['message'] = $error;
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return json($result);
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}
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} else if ((Request::param('from') == 'ueditor')) {
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return $this->ueIndex();
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} else {
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if ($this->uploadType == 'tp') {
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// webupload [file是webloader固定写入的隐藏文本名称]
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return json($this->uploadFile('file'));
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} else {
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return json($this->bigUpload());
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}
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}
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}
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// 上传验证规则
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private function uploadVal()
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{
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$file = [];
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if (Request::param('upload_type') == 'file' || Request::param('action') == 'upload_video' | Request::param('action') == 'upload_file') {
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// 文件限制
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if ($this->system['upload_file_ext']) {
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$file['fileExt'] = $this->removeExt($this->system['upload_file_ext']);
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} else {
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$file['fileExt'] = 'rar,zip,avi,rmvb,3gp,flv,mp3,mp4,txt,doc,xls,ppt,pdf,xls,docx,xlsx,doc';
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}
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// 限制文件大小(单位b)
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if ($this->system['upload_file_size']) {
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$file['fileSize'] = $this->system['upload_file_size'] * 1024;
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}
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} else {
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// 图片限制
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if ($this->system['upload_image_ext']) {
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$file['fileExt'] = $this->removeExt($this->system['upload_image_ext']);
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} else {
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$file['fileExt'] = 'jpg,png,gif,jpeg';
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}
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// 限制图片大小(单位b)
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if ($this->system['upload_image_size']) {
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$file['fileSize'] = $this->system['upload_image_size'] * 1024;
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}
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}
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return $file;
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}
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// tp上传文件
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private function uploadFile(string $fileName)
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{
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$file = request()->file($fileName);
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try {
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validate($this->uploadValidate)
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->check(['file' => $file]);
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$savename = \think\facade\Filesystem::disk('public')->putFile('uploads', $file);
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// windows系统中路径反斜杠处理
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$savename = '/' . str_replace('\\', '/', $savename);
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// 上传驱动
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$savename = $this->uploadDriver($savename);
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if (is_array($savename)) {
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return [
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'code' => 0,
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'msg' => $savename['msg'],
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'url' => '',
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];
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}
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return [
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'code' => 1,
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'msg' => '上传成功',
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'url' => $savename
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];
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} catch (\Exception $e) { // think\exception\ValidateException 取消验证异常捕获
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return [
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'code' => 0,
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'msg' => 'ERROR:' . $e->getMessage(),
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'url' => ''
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];
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}
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}
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// 大文件切片上传
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private function bigUpload()
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{
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// 验证
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$file = request()->file('file');
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try {
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validate($this->uploadValidate)
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->check(['file' => $file]);
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} catch (\Exception $e) { // think\exception\ValidateException 取消验证异常捕获
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return [
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'code' => 0,
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'msg' => 'ERROR:' . $e->getMessage(),
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'url' => ''
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];
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}
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// Make sure file is not cached (as it happens for example on iOS devices)
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header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
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header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
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header("Cache-Control: no-store, no-cache, must-revalidate");
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header("Cache-Control: post-check=0, pre-check=0", false);
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header("Pragma: no-cache");
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// 跨域支持
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// header("Access-Control-Allow-Origin: *");
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// other CORS headers if any...
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if ($_SERVER['REQUEST_METHOD'] == 'OPTIONS') {
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exit; // finish preflight CORS requests here
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}
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if (!empty($_REQUEST['debug'])) {
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$random = rand(0, intval($_REQUEST['debug']));
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if ($random === 0) {
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header("HTTP/1.0 500 Internal Server Error");
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exit;
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}
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}
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// 页面执行时间不限制
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@set_time_limit(5 * 60);
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// Uncomment this one to fake upload time
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// usleep(5000);
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// Settings
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// $targetDir = ini_get("upload_tmp_dir") . DIRECTORY_SEPARATOR . "plupload";
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// 设置临时上传目录
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$targetDir = public_path() . DIRECTORY_SEPARATOR . 'uploads' . DIRECTORY_SEPARATOR . 'temp';
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// 设置上传目录
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$uploadDir = public_path() . DIRECTORY_SEPARATOR . 'uploads' . DIRECTORY_SEPARATOR . date('Ymd');
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// 上传完后清空临时目录
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$cleanupTargetDir = true;
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// 临时文件期限
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$maxFileAge = 5 * 3600;
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// 创建临时目录
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if (!file_exists($targetDir)) {
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@mkdir($targetDir);
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}
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// 创建上传目录
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if (!file_exists($uploadDir)) {
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@mkdir($uploadDir);
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}
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// 获取上传文件名称
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$fileName = $file->getOriginalName();
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$oldName = $fileName;
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$fileName = iconv('UTF-8', 'gb2312', $fileName);
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// 临时上传完整目录信息
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$filePath = $targetDir . DIRECTORY_SEPARATOR . $fileName;
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// 定义命名规则
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$pathInfo = pathinfo($fileName);
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// md5
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$fileName = md5(time() . $pathInfo['basename']) . '.' . $pathInfo['extension'];
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// 正式上传完整目录信息
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$uploadPath = $uploadDir . DIRECTORY_SEPARATOR . $fileName;
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// Chunking might be enabled
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$chunk = isset($_REQUEST["chunk"]) ? intval($_REQUEST["chunk"]) : 0;
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$chunks = isset($_REQUEST["chunks"]) ? intval($_REQUEST["chunks"]) : 1;
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// 清空临时目录
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if ($cleanupTargetDir) {
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if (!is_dir($targetDir) || !$dir = opendir($targetDir)) {
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return [
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'code' => 0,
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'msg' => 'Failed to open temp directory.',
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'url' => ''
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];
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}
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while (($file = readdir($dir)) !== false) {
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$tmpfilePath = $targetDir . DIRECTORY_SEPARATOR . $file;
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// 如果临时文件是当前文件，则转到下一个
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if ($tmpfilePath == "{$filePath}_{$chunk}.part" || $tmpfilePath == "{$filePath}_{$chunk}.parttmp") {
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continue;
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}
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// 如果临时文件早于最大使用期限并且不是当前文件，则将其删除
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if (preg_match('/\.(part|parttmp)$/', $file) && (@filemtime($tmpfilePath) < time() - $maxFileAge)) {
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@unlink($tmpfilePath);
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}
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}
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closedir($dir);
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}
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// 打开临时文件
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if (!$out = @fopen("{$filePath}_{$chunk}.parttmp", "wb")) {
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return [
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'code' => 0,
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'msg' => 'Failed to open output stream.',
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'url' => ''
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];
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}
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if (!empty($_FILES)) {
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if ($_FILES["file"]["error"] || !is_uploaded_file($_FILES["file"]["tmp_name"])) {
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return [
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'code' => 0,
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'msg' => 'Failed to move uploaded file.',
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'url' => ''
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];
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}
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// 读取二进制输入流并将其附加到临时文件
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if (!$in = @fopen($_FILES["file"]["tmp_name"], "rb")) {
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return [
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'code' => 0,
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'msg' => 'Failed to open input stream.',
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'url' => ''
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];
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}
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} else {
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if (!$in = @fopen("php://input", "rb")) {
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return [
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'code' => 0,
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'msg' => 'Failed to open input stream.',
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'url' => ''
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];
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}
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}
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while ($buff = fread($in, 4096)) {
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fwrite($out, $buff);
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}
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@fclose($out);
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@fclose($in);
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rename("{$filePath}_{$chunk}.parttmp", "{$filePath}_{$chunk}.part");
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$index = 0;
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$done = true;
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for ($index = 0; $index < $chunks; $index++) {
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if (!file_exists("{$filePath}_{$index}.part")) {
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$done = false;
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break;
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}
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}
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if ($done) {
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if (!$out = @fopen($uploadPath, "wb")) {
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return [
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'code' => 0,
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'msg' => 'Failed to open output stream.',
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'url' => ''
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];
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}
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if (flock($out, LOCK_EX)) {
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for ($index = 0; $index < $chunks; $index++) {
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if (!$in = @fopen("{$filePath}_{$index}.part", "rb")) {
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break;
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}
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while ($buff = fread($in, 4096)) {
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fwrite($out, $buff);
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}
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@fclose($in);
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@unlink("{$filePath}_{$index}.part");
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}
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flock($out, LOCK_UN);
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}
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@fclose($out);
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// 输出
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// 移除public目录
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$uploadPath = str_replace(public_path() . DIRECTORY_SEPARATOR, '', $uploadPath);
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// windows系统中路径反斜杠处理
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$uploadPath = '/' . str_replace('\\', '/', $uploadPath);
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// 上传驱动
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$uploadPath = $this->uploadDriver($uploadPath);
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if (is_array($uploadPath)) {
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return [
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'code' => 0,
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'msg' => $uploadPath['msg'],
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'url' => '',
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];
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}
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return [
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'code' => 1,
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'msg' => '上传完毕',
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'url' => 'http://' . $_SERVER['HTTP_HOST'] . $uploadPath,
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'title' => $_FILES["file"]['name'],
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'original' => $_FILES["file"]['name'],
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'state' => 'SUCCESS',
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];
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/*$response = [
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'success'=>true,
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'oldName'=>$oldName,
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'filePaht'=>$uploadPath,
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'fileSize'=>$data['size'],
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'fileSuffixes'=>$pathInfo['extension'],
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'file_id'=>$data['id'],
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];
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die(json_encode($response));*/
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}
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// Return Success JSON-RPC response
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die('{"jsonrpc" : "2.0", "result" : null, "id" : "id"}');
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}
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// 移除上传危险后缀
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private function removeExt(string $ext = '')
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{
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$ext = strtolower($ext);
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if (strpos($ext, 'php') !== false) {
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$ext = str_ireplace("php", "", $ext);
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return $this->removeExt($ext);
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}
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if (strpos($ext, 'asp') !== false) {
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$ext = str_ireplace("asp", "", $ext);
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return $this->removeExt($ext);
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}
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return $ext;
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}
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// 上传驱动
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private function uploadDriver(string $fineName = '')
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{
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if ($fineName) {
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$uploadDriver = \app\common\model\System::where('id', 1)->value('upload_driver');
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if ($uploadDriver == '1') {
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return $fineName;
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} else if ($uploadDriver == '2') {
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// 阿里云
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$urlArr = hook('aliyunOssHook', ['url' => $fineName]);
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$urlArr = json_decode($urlArr, true);
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if (isset($urlArr['error']) && $urlArr['error'] == 0) {
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return $urlArr['data'];
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} else {
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return $urlArr;
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}
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} else if ($uploadDriver == '3') {
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// 七牛云
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$urlArr = hook('qiniuOssHook', ['url' => $fineName]);
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$urlArr = json_decode($urlArr, true);
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if (isset($urlArr['error']) && $urlArr['error'] == 0) {
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return $urlArr['data'];
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} else {
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return $urlArr;
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}
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}
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}
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}
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// ===================================Ueditor===================================
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// 配置信息，部分信息会重新赋值，仅做参考
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private $ueConfig = [
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/* 上传图片配置项 */
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"imageActionName" => "upload_image", /* 执行上传图片的action名称 */
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"imageFieldName" => "file", /* 提交的图片表单名称 */
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"imageMaxSize" => 10485760, /* 上传大小限制，单位B 102400=100KB, 512000=500KB,1048576=1M */
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"imageAllowFiles" => [".png", ".jpg", ".jpeg", ".gif", ".bmp", ".webp"], /* 上传图片格式显示 */
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"imageCompressEnable" => true, /* 是否压缩图片,默认是true */
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"imageCompressBorder" => 1600, /* 图片压缩最长边限制 */
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"imageInsertAlign" => "none", /* 插入的图片浮动方式 */
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"imageUrlPrefix" => "", /* 图片访问路径前缀 */
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"imagePathFormat" => "",
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/* 截图工具上传 */
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"snapscreenActionName" => "upload_image", /* 执行上传截图的action名称 */
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"snapscreenPathFormat" => "", /* 上传保存路径,可以自定义保存路径和文件名格式 */
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"snapscreenUrlPrefix" => "", /* 图片访问路径前缀 */
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"snapscreenInsertAlign" => "none", /* 插入的图片浮动方式 */
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/* 抓取远程图片配置 */
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"catcherLocalDomain" => ["127.0.0.1", "localhost", "img.baidu.com"],
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"catcherActionName" => "catch_image", /* 执行抓取远程图片的action名称 */
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"catcherFieldName" => "file", /* 提交的图片列表表单名称 */
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"catcherPathFormat" => "", /* 上传保存路径,可以自定义保存路径和文件名格式 */
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"catcherUrlPrefix" => "", /* 图片访问路径前缀 */
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"catcherMaxSize" => 10485760, /* 上传大小限制，单位B 102400=100KB, 512000=500KB,1048576=1M */
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"catcherAllowFiles" => [".png", ".jpg", ".jpeg", ".gif", ".bmp"], /* 抓取图片格式显示 */
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/* 上传视频配置 */
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"videoActionName" => "upload_video", /* 执行上传视频的action名称 */
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"videoFieldName" => "file", /* 提交的视频表单名称 */
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"videoPathFormat" => "./upload/ueditor/video/{yyyy}{mm}{dd}/{time}{rand:6}", /* 上传保存路径,可以自定义保存路径和文件名格式 */
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"videoUrlPrefix" => "", /* 视频访问路径前缀 */
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"videoMaxSize" => 104857600, /* 上传大小限制，单位B，默认100MB */
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"videoAllowFiles" => [
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".flv", ".swf", ".mkv", ".avi", ".rm", ".rmvb", ".mpeg", ".mpg",
|
|
".ogg", ".ogv", ".mov", ".wmv", ".mp4", ".webm", ".mp3", ".wav", ".mid"
|
|
], /* 上传视频格式显示 */
|
|
|
|
/* 上传文件配置 */
|
|
"fileActionName" => "upload_file", /* controller里,执行上传视频的action名称 */
|
|
"fileFieldName" => "file", /* 提交的文件表单名称 */
|
|
"filePathFormat" => "", /* 上传保存路径,可以自定义保存路径和文件名格式 */
|
|
"fileUrlPrefix" => "", /* 文件访问路径前缀 */
|
|
"fileMaxSize" => 51200000, /* 上传大小限制，单位B，默认50MB */
|
|
"fileAllowFiles" => [
|
|
".png", ".jpg", ".jpeg", ".gif", ".bmp",
|
|
".flv", ".swf", ".mkv", ".avi", ".rm", ".rmvb", ".mpeg", ".mpg",
|
|
".ogg", ".ogv", ".mov", ".wmv", ".mp4", ".webm", ".mp3", ".wav", ".mid",
|
|
".rar", ".zip", ".tar", ".gz", ".7z", ".bz2", ".cab", ".iso",
|
|
".doc", ".docx", ".xls", ".xlsx", ".ppt", ".pptx", ".pdf", ".txt", ".md", ".xml",
|
|
], /* 上传文件格式显示 */
|
|
|
|
/* 列出指定目录下的图片 */
|
|
"imageManagerActionName" => "list_image", /* 执行图片管理的action名称 */
|
|
"imageManagerListPath" => "", /* 指定要列出图片的目录 */
|
|
"imageManagerListSize" => 20, /* 每次列出文件数量 */
|
|
"imageManagerUrlPrefix" => "", /* 图片访问路径前缀 */
|
|
"imageManagerInsertAlign" => "none", /* 插入的图片浮动方式 */
|
|
"imageManagerAllowFiles" => [".png", ".jpg", ".jpeg", ".gif", ".bmp"], /* 列出的文件类型 */
|
|
|
|
/* 列出指定目录下的文件 */
|
|
"fileManagerActionName" => "list_file", /* 执行文件管理的action名称 */
|
|
"fileManagerListPath" => "", /* 指定要列出文件的目录 */
|
|
"fileManagerUrlPrefix" => "", /* 文件访问路径前缀 */
|
|
"fileManagerListSize" => 20, /* 每次列出文件数量 */
|
|
"fileManagerAllowFiles" => [
|
|
".png", ".jpg", ".jpeg", ".gif", ".bmp",
|
|
".flv", ".swf", ".mkv", ".avi", ".rm", ".rmvb", ".mpeg", ".mpg",
|
|
".ogg", ".ogv", ".mov", ".wmv", ".mp4", ".webm", ".mp3", ".wav", ".mid",
|
|
".rar", ".zip", ".tar", ".gz", ".7z", ".bz2", ".cab", ".iso",
|
|
".doc", ".docx", ".xls", ".xlsx", ".ppt", ".pptx", ".pdf", ".txt", ".md", ".xml",
|
|
], /* 列出的文件类型 */
|
|
];
|
|
|
|
// 针对ueditor的请求链接进行分发
|
|
private function ueIndex()
|
|
{
|
|
$action = Request::param('action', '');
|
|
switch ($action) {
|
|
case 'config':
|
|
return json($this->ueConfig);
|
|
break;
|
|
|
|
/* 上传图片 */
|
|
case 'upload_image':
|
|
return json($this->bigUpload());
|
|
break;
|
|
|
|
/* 上传视频 */
|
|
case 'upload_video':
|
|
return json($this->bigUpload());
|
|
break;
|
|
|
|
/* 上传文件 */
|
|
case 'upload_file':
|
|
return json($this->bigUpload());
|
|
break;
|
|
|
|
/* 列出图片 */
|
|
case 'list_image':
|
|
$allowFiles = $this->system['upload_image_ext'];
|
|
$listSize = $this->ueConfig['imageManagerListSize'];
|
|
$path = public_path() . 'uploads';
|
|
$get = Request::param();
|
|
$result = $this->fileList($allowFiles, $listSize, $path, $get);
|
|
break;
|
|
|
|
/* 列出文件 */
|
|
case 'list_file':
|
|
$allowFiles = $this->system['upload_file_ext'];
|
|
$listSize = $this->ueConfig['imageManagerListSize'];
|
|
$path = public_path() . 'uploads';
|
|
$get = Request::param();
|
|
$result = $this->fileList($allowFiles, $listSize, $path, $get);
|
|
break;
|
|
|
|
/* 抓取远程文件 */
|
|
case 'catch_image':
|
|
$config = [
|
|
"maxSize" => $this->system['upload_image_size'],
|
|
"allowFiles" => $this->system['upload_image_ext'] ? explode(',', $this->system['upload_image_ext']) : [],
|
|
"oriName" => "remote.png",
|
|
];
|
|
|
|
/* 抓取远程图片 */
|
|
$list = [];
|
|
$failList = []; //错误的列表
|
|
$source = Request::param('file');
|
|
if (empty($source)) {
|
|
return $this->error('参数错误');
|
|
}
|
|
|
|
foreach ($source as $imgUrl) {
|
|
$remoteResult = $this->saveRemote($config, $imgUrl);
|
|
if (is_array($remoteResult) && $remoteResult['code'] == 1) {
|
|
array_push($list, [
|
|
"state" => $remoteResult["state"],
|
|
"url" => $remoteResult["url"],
|
|
"size" => $remoteResult["size"],
|
|
"title" => htmlspecialchars($remoteResult["title"]),
|
|
"original" => htmlspecialchars($remoteResult["original"]),
|
|
"source" => htmlspecialchars($imgUrl),
|
|
]);
|
|
} else {
|
|
array_push($failList, [
|
|
"state" => 'ERROR',
|
|
"source" => htmlspecialchars($imgUrl),
|
|
]);
|
|
}
|
|
}
|
|
|
|
$result = [
|
|
'state' => count($list) ? 'SUCCESS' : 'ERROR',
|
|
'list' => $list,
|
|
'fail_list' => $failList,
|
|
];
|
|
break;
|
|
|
|
default:
|
|
return $this->error('请求地址出错');
|
|
break;
|
|
}
|
|
|
|
return json($result);
|
|
}
|
|
|
|
/**
|
|
* 文件列表
|
|
* @param string $allowFiles 指定的文件后缀
|
|
* @param int $listSize 列表分页数量
|
|
* @param string $path 文件目录
|
|
* @param array $get ['size'=>xxx,'start'=>xxx]
|
|
* @return array
|
|
*/
|
|
private function fileList($allowFiles, $listSize, $path, $get)
|
|
{
|
|
$dirname = $path;
|
|
$allowFiles = substr(str_replace(",", "|", $allowFiles), 0);
|
|
|
|
/* 获取参数 */
|
|
$size = isset($get['size']) ? htmlspecialchars($get['size']) : $listSize;
|
|
$start = isset($get['start']) ? htmlspecialchars($get['start']) : 0;
|
|
$end = $start + $size;
|
|
|
|
/* 获取文件列表 */
|
|
$files = $this->getFiles($dirname, $allowFiles);
|
|
if (!count($files)) {
|
|
return [
|
|
"code" => 0,
|
|
"state" => "no match file",
|
|
"list" => [],
|
|
"start" => $start,
|
|
"total" => count($files),
|
|
];
|
|
}
|
|
|
|
/* 获取指定范围的列表 */
|
|
$len = count($files);
|
|
for ($i = min($end, $len) - 1, $list = array(); $i < $len && $i >= 0 && $i >= $start; $i--) {
|
|
$list[] = $files[$i];
|
|
}
|
|
|
|
/* 返回数据 */
|
|
$result = [
|
|
"code" => 1,
|
|
"state" => "SUCCESS",
|
|
"list" => $list,
|
|
"start" => $start,
|
|
"total" => count($files),
|
|
];
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* 遍历获取目录下的指定类型的文件
|
|
* @param string $path 文件路径
|
|
* @param string $allowFiles 指定的文件后缀,以|分隔的文本
|
|
* @param array $files 文件数组
|
|
* @return array
|
|
*/
|
|
private function getFiles($path, $allowFiles, &$files = array())
|
|
{
|
|
if (!is_dir($path)) {
|
|
return [];
|
|
}
|
|
if (substr($path, strlen($path) - 1) != '/') {
|
|
$path .= '/';
|
|
}
|
|
|
|
$handle = opendir($path);
|
|
while (false !== ($file = readdir($handle))) {
|
|
if ($file != '.' && $file != '..') {
|
|
$path2 = $path . $file;
|
|
if (is_dir($path2)) {
|
|
$this->getFiles($path2, $allowFiles, $files);
|
|
} else {
|
|
if (preg_match("/\.(" . $allowFiles . ")$/i", $file)) {
|
|
$files[] = array(
|
|
'url' => preg_replace('/(.*)upload/i', '/upload', $path2),
|
|
'mtime' => filemtime($path2),
|
|
);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return $files;
|
|
}
|
|
|
|
/**
|
|
* 拉取远程图片
|
|
* @return mixed
|
|
*/
|
|
private function saveRemote($config, $fieldName)
|
|
{
|
|
$imgUrl = htmlspecialchars($fieldName);
|
|
$imgUrl = str_replace("&", "&", $imgUrl);
|
|
|
|
// http开头验证
|
|
if (strpos($imgUrl, "http") !== 0) {
|
|
return [
|
|
'code' => 0,
|
|
'msg' => '链接不是http|https链接',
|
|
'url' => '',
|
|
];
|
|
}
|
|
// 获取请求头并检测死链
|
|
$heads = get_headers($imgUrl, true);
|
|
if (!(stristr($heads[0], "200") && stristr($heads[0], "OK"))) {
|
|
return [
|
|
'code' => 0,
|
|
'msg' => '链接不可用',
|
|
'url' => '',
|
|
];
|
|
}
|
|
// 格式验证(扩展名验证和Content-Type验证)
|
|
$fileType = strtolower(strrchr(strrchr($imgUrl, '/'), '.'));
|
|
$fileType = ltrim($fileType, '.');
|
|
// img链接后缀可能为空,Content-Type须为image
|
|
if ((!empty($fileType) && !in_array($fileType, $config['allowFiles'])) || stristr($heads['Content-Type'], "image") === -1) {
|
|
return [
|
|
'code' => 0,
|
|
'msg' => '链接contentType不正确',
|
|
'url' => '',
|
|
];
|
|
}
|
|
|
|
// 解析出域名作为http_referer
|
|
$urlArr = explode('/', $imgUrl);
|
|
$protocol = str_replace(':', '', $urlArr[0]);
|
|
$httpReferer = $protocol . ':' . '//' . $urlArr[2];
|
|
|
|
// 打开输出缓冲区并获取远程图片
|
|
ob_start();
|
|
$context = stream_context_create([
|
|
'http' => array(
|
|
//'header' => "Referer:$httpReferer", //突破防盗链,不可用
|
|
'user_agent' => 'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.142 Safari/537.36', //突破防盗链
|
|
'follow_location' => false, // don't follow redirects
|
|
),
|
|
]);
|
|
$res = false;
|
|
$message = '';
|
|
try {
|
|
$res = readfile($imgUrl, false, $context);
|
|
} catch (\Exception $e) {
|
|
$message = $e->getMessage();
|
|
}
|
|
|
|
$img = ob_get_contents();
|
|
ob_end_clean();
|
|
|
|
if ($res === false) {
|
|
return [
|
|
'code' => 0,
|
|
'msg' => $message,
|
|
'url' => '',
|
|
];
|
|
}
|
|
|
|
preg_match("/[\/]([^\/]*)[\.]?[^\.\/]*$/", $imgUrl, $fileName);
|
|
|
|
$dirname = public_path() . DIRECTORY_SEPARATOR . 'uploads' . DIRECTORY_SEPARATOR . date('Ymd') . DIRECTORY_SEPARATOR;
|
|
$file['oriName'] = $fileName ? $fileName[1] : "";
|
|
$file['filesize'] = strlen($img);
|
|
$file['ext'] = strtolower(strrchr($config['oriName'], '.'));
|
|
$file['name'] = uniqid() . $file['ext'];
|
|
$file['fullName'] = $dirname . $file['name'];
|
|
$fullName = $file['fullName'];
|
|
|
|
// 检查文件大小是否超出限制
|
|
if ($config["maxSize"] > 0 && $file['filesize'] >= $config["maxSize"] * 1024) {
|
|
return [
|
|
'code' => 0,
|
|
'msg' => '文件大小超出网站限制',
|
|
'url' => '',
|
|
];
|
|
}
|
|
|
|
// 创建目录失败
|
|
if (!file_exists($dirname) && !mkdir($dirname, 0777, true)) {
|
|
return [
|
|
'code' => 0,
|
|
'msg' => '目录创建失败',
|
|
'url' => '',
|
|
];
|
|
} else if (!is_writeable($dirname)) {
|
|
return [
|
|
'code' => 0,
|
|
'msg' => '目录没有写权限',
|
|
'url' => '',
|
|
];
|
|
}
|
|
|
|
// 移动文件
|
|
if (!(file_put_contents($fullName, $img) && file_exists($fullName))) {
|
|
return [
|
|
'code' => 0,
|
|
'msg' => '写入文件内容错误',
|
|
'url' => '',
|
|
];
|
|
}
|
|
// 移动成功
|
|
$data = array(
|
|
'code' => 1,
|
|
'state' => 'SUCCESS',
|
|
'url' => '/uploads/' . date('Ymd') . '/' . $file['name'],
|
|
'title' => $file['name'],
|
|
'original' => $file['oriName'],
|
|
'type' => $file['ext'],
|
|
'size' => $file['filesize'],
|
|
);
|
|
return $data;
|
|
}
|
|
|
|
}
|
|
|