461 lines
14 KiB
PHP
Executable File
461 lines
14 KiB
PHP
Executable File
<?php
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/**
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* UEditor Widget扩展
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* @author xbzbing<xbzbing@gmail.com>
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* @link www.crazydb.com
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*
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* UEditor版本v1.4.3.1
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* Yii 版本 2.0+
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*/
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namespace crazydb\ueditor;
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use yii;
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use yii\imagine\Image;
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use yii\web\Controller;
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/**
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* Class UEditorController
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* 负责UEditor后台响应
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* @package crazydb\ueditor
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*/
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class UEditorController extends Controller
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{
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/**
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* UEditor的配置
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* @see http://fex-team.github.io/ueditor/#start-config
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* @var array
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*/
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public $config;
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/**
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* 列出文件/图片时需要忽略的文件夹
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* 主要用于处理缩略图管理，兼容比如elFinder之类的程序
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* @var array
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*/
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public $ignoreDir = [
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'.thumbnails'
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];
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/**
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* 缩略图设置
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* 默认为200*200，如果设置为空数组则不生成缩略图
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* @var array
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*/
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public $thumbnail = ['height' => 200, 'width' => 200];
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/**
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* 图片缩放设置
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* 默认不缩放。
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* 配置如 ['height'=>200,'width'=>200]
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* @var array
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*/
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public $zoom = [];
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/**
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* 水印设置
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* 参考配置如下：
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* ['path'=>'水印图片位置','start'=>[0, 0]]
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* 默认位置为[0, 0]，可不配置
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* @var array
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*/
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public $watermark = [];
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/**
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* 默认 action
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* @var string
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*/
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public $defaultAction = 'index';
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/**
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* Web根目录
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* @var string
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*/
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protected $webroot;
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public function init()
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{
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parent::init();
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//CSRF 基于 POST 验证，UEditor 无法添加自定义 POST 数据，同时由于这里不会产生安全问题，故简单粗暴地取消 CSRF 验证。
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//如需 CSRF 防御，可以使用 server_param 方法，然后在这里将 Get 的 CSRF 添加到 POST 的数组中。。。
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Yii::$app->request->enableCsrfValidation = false;
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//当客户使用低版本IE时，会使用swf上传插件，维持认证状态可以参考文档UEditor「自定义请求参数」部分。
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//http://fex.baidu.com/ueditor/#server-server_param
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//保留UE默认的配置引入方式
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if (file_exists(__DIR__ . '/config.json'))
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$CONFIG = json_decode(preg_replace("/\/\*[\s\S]+?\*\//", '', file_get_contents(__DIR__ . '/config.json')), true);
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else
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$CONFIG = [];
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if (!is_array($this->config))
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$this->config = [];
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if (!is_array($CONFIG))
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$CONFIG = [];
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$default = [
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'imagePathFormat' => '/upload/image/{yyyy}{mm}{dd}/{time}{rand:8}',
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'scrawlPathFormat' => '/upload/image/{yyyy}{mm}{dd}/{time}{rand:8}',
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'snapscreenPathFormat' => '/upload/image/{yyyy}{mm}{dd}/{time}{rand:8}',
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'catcherPathFormat' => '/upload/image/{yyyy}{mm}{dd}/{time}{rand:8}',
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'videoPathFormat' => '/upload/video/{yyyy}{mm}{dd}/{time}{rand:8}',
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'filePathFormat' => '/upload/file/{yyyy}{mm}{dd}/{rand:8}_{filename}',
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'imageManagerListPath' => '/upload/image/',
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'fileManagerListPath' => '/upload/file/',
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];
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$this->config = $this->config + $default + $CONFIG;
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$this->webroot = Yii::getAlias('@webroot');
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if(!is_array($this->thumbnail))
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$this->thumbnail = false;
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}
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/**
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* 蛋疼的统一后台入口
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*/
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public function actionIndex()
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{
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$action = strtolower(Yii::$app->request->get('action', 'config'));
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$actions = [
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'uploadimage' => 'upload-image',
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'uploadscrawl' => 'upload-scrawl',
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'uploadvideo' => 'upload-video',
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'uploadfile' => 'upload-file',
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'listimage' => 'list-image',
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'listfile' => 'list-file',
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'catchimage' => 'catch-image',
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'config' => 'config',
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'listinfo' => 'list-info'
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];
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if (isset($actions[$action]))
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return $this->run($actions[$action]);
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else
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return $this->show(['state' => 'Unknown action.']);
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}
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/**
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* 显示配置信息
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*/
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public function actionConfig()
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{
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return $this->show($this->config);
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}
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/**
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* 上传图片
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*/
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public function actionUploadImage()
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{
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$config = [
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'pathFormat' => $this->config['imagePathFormat'],
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'maxSize' => $this->config['imageMaxSize'],
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'allowFiles' => $this->config['imageAllowFiles']
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];
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$fieldName = $this->config['imageFieldName'];
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$result = $this->upload($fieldName, $config);
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return $this->show($result);
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}
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/**
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* 上传涂鸦
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*/
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public function actionUploadScrawl()
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{
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$config = [
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'pathFormat' => $this->config['scrawlPathFormat'],
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'maxSize' => $this->config['scrawlMaxSize'],
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'allowFiles' => $this->config['scrawlAllowFiles'],
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'oriName' => 'scrawl.png'
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];
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$fieldName = $this->config['scrawlFieldName'];
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$result = $this->upload($fieldName, $config, 'base64');
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return $this->show($result);
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}
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/**
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* 上传视频
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*/
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public function actionUploadVideo()
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{
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$config = [
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'pathFormat' => $this->config['videoPathFormat'],
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'maxSize' => $this->config['videoMaxSize'],
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'allowFiles' => $this->config['videoAllowFiles']
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];
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$fieldName = $this->config['videoFieldName'];
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$result = $this->upload($fieldName, $config);
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return $this->show($result);
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}
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/**
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* 上传文件
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*/
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public function actionUploadFile()
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{
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$config = [
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'pathFormat' => $this->config['filePathFormat'],
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'maxSize' => $this->config['fileMaxSize'],
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'allowFiles' => $this->config['fileAllowFiles']
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];
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$fieldName = $this->config['fileFieldName'];
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$result = $this->upload($fieldName, $config);
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return $this->show($result);
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}
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/**
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* 文件列表
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*/
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public function actionListFile()
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{
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$allowFiles = $this->config['fileManagerAllowFiles'];
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$listSize = $this->config['fileManagerListSize'];
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$path = $this->config['fileManagerListPath'];
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$result = $this->manage($allowFiles, $listSize, $path);
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return $this->show($result);
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}
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/**
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* 图片列表
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*/
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public function actionListImage()
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{
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$allowFiles = $this->config['imageManagerAllowFiles'];
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$listSize = $this->config['imageManagerListSize'];
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$path = $this->config['imageManagerListPath'];
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$result = $this->manage($allowFiles, $listSize, $path);
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return $this->show($result);
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}
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/**
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* 获取远程图片
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*/
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public function actionCatchImage()
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{
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/* 上传配置 */
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$config = [
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'pathFormat' => $this->config['catcherPathFormat'],
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'maxSize' => $this->config['catcherMaxSize'],
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'allowFiles' => $this->config['catcherAllowFiles'],
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'oriName' => 'remote.png'
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];
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$fieldName = $this->config['catcherFieldName'];
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/* 抓取远程图片 */
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$list = [];
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if (isset($_POST[$fieldName])) {
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$source = $_POST[$fieldName];
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} else {
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$source = $_GET[$fieldName];
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}
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foreach ($source as $imgUrl) {
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$item = new Uploader($imgUrl, $config, 'remote');
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$info = $item->getFileInfo();
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$info['thumbnail'] = $this->imageHandle($info['url']);
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$list[] = [
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'state' => $info['state'],
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'url' => $info['url'],
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'source' => $imgUrl
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];
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}
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/* 返回抓取数据 */
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return [
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'state' => count($list) ? 'SUCCESS' : 'ERROR',
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'list' => $list
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];
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}
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/**
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* 各种上传
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* @param $fieldName
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* @param $config
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* @param $base64
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* @return array
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*/
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protected function upload($fieldName, $config, $base64 = 'upload')
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{
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$up = new Uploader($fieldName, $config, $base64);
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$info = $up->getFileInfo();
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if ($this->thumbnail && $info['state'] == 'SUCCESS' && in_array($info['type'], ['.png', '.jpg', '.bmp', '.gif'])) {
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$info['thumbnail'] = Yii::$app->request->baseUrl . $this->imageHandle($info['url']);
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}
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$info['url'] = Yii::$app->request->baseUrl . $info['url'];
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$info['original'] = htmlspecialchars($info['original']);
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$info['width'] = $info['height'] = 500;
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return $info;
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}
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/**
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* 自动处理图片
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* @param $fullName
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* @return mixed|string
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*/
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protected function imageHandle($fullName)
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{
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if (substr($fullName, 0, 1) != '/')
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$fullName = '/' . $fullName;
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$file = $fullName;
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//先处理缩略图
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if ($this->thumbnail && !empty($this->thumbnail['height']) && !empty($this->thumbnail['width'])) {
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$file = pathinfo($file);
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$file = $file['dirname'] . '/' . $file['filename'] . '_thumbnail.' . $file['extension'];
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Image::thumbnail($this->webroot . $fullName, intval($this->thumbnail['width']), intval($this->thumbnail['height']))
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->save($this->webroot . $file);
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}
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//再处理缩放，默认不缩放
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//...缩放效果非常差劲-，-
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if (isset($this->zoom['height']) && isset($this->zoom['width'])) {
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$size = $this->getSize($this->webroot . $fullName);
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if ($size && $size[0] > 0 && $size[1] > 0) {
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$ratio = min([$this->zoom['height'] / $size[0], $this->zoom['width'] / $size[1], 1]);
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Image::thumbnail($this->webroot . $fullName, ceil($size[0] * $ratio), ceil($size[1] * $ratio))
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->save($this->webroot . $fullName);
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}
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}
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//最后生成水印
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if (isset($this->watermark['path']) && file_exists($this->watermark['path'])) {
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if (!isset($this->watermark['start']))
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$this->watermark['start'] = [0, 0];
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Image::watermark($file, $this->watermark['path'], $this->watermark['start'])
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->save($file);
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}
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return $file;
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}
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/**
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* 获取图片的大小
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* 主要用于获取图片大小并
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* @param $file
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* @return array
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*/
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protected function getSize($file)
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{
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if (!file_exists($file))
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return [];
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$info = pathinfo($file);
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$image = null;
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switch (strtolower($info['extension'])) {
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case 'gif':
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$image = imagecreatefromgif($file);
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break;
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case 'jpg':
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case 'jpeg':
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$image = imagecreatefromjpeg($file);
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break;
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case 'png':
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$image = imagecreatefrompng($file);
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break;
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default:
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break;
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}
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if ($image == null)
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return [];
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else
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return [imagesx($image), imagesy($image)];
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}
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/**
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* 文件和图片管理action使用
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* @param $allowFiles
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* @param $listSize
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* @param $path
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* @return array
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*/
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protected function manage($allowFiles, $listSize, $path)
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{
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$allowFiles = substr(str_replace('.', '|', join('', $allowFiles)), 1);
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/* 获取参数 */
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$size = isset($_GET['size']) ? $_GET['size'] : $listSize;
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$start = isset($_GET['start']) ? $_GET['start'] : 0;
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$end = $start + $size;
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/* 获取文件列表 */
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$path = $this->webroot . (substr($path, 0, 1) == '/' ? '' : '/') . $path;
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$files = $this->getFiles($path, $allowFiles);
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if (!count($files)) {
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$result = [
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'state' => 'no match file',
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'list' => [],
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'start' => $start,
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'total' => count($files),
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];
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return $result;
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}
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/* 获取指定范围的列表 */
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$len = count($files);
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for ($i = min($end, $len) - 1, $list = []; $i < $len && $i >= 0 && $i >= $start; $i--) {
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$list[] = $files[$i];
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}
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/* 返回数据 */
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$result = [
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'state' => 'SUCCESS',
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'list' => $list,
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'start' => $start,
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'total' => count($files),
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];
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return $result;
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}
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/**
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* 遍历获取目录下的指定类型的文件
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* @param $path
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* @param $allowFiles
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* @param array $files
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* @return array|null
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*/
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protected function getFiles($path, $allowFiles, &$files = [])
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{
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if (!is_dir($path)) return null;
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if (in_array(basename($path), $this->ignoreDir)) return null;
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if (substr($path, strlen($path) - 1) != '/') $path .= '/';
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$handle = opendir($path);
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//baseUrl用于兼容使用alias的二级目录部署方式
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$baseUrl = Yii::$app->request->baseUrl;
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while (false !== ($file = readdir($handle))) {
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if ($file != '.' && $file != '..') {
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$path2 = $path . $file;
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if (is_dir($path2)) {
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$this->getFiles($path2, $allowFiles, $files);
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} else {
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if ($this->action->id == 'list-image' && $this->thumbnail) {
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$pat = "/\_thumbnail\.(" . $allowFiles . ")$/i";
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} else {
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$pat = "/\.(" . $allowFiles . ")$/i";
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}
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if (preg_match($pat, $file)) {
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$files[] = [
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'url' => $baseUrl . substr($path2, strlen($this->webroot)),
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'mtime' => filemtime($path2)
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];
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}
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}
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}
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}
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return $files;
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}
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/**
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* 最终显示结果，自动输出 JSONP 或者 JSON
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* @param array $result
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* @return array
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*/
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protected function show($result)
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{
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$callback = Yii::$app->request->get('callback', null);
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if ($callback && is_string($callback)) {
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Yii::$app->response->format = yii\web\Response::FORMAT_JSONP;
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return [
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'callback' => $callback,
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'data' => $result
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];
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}
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Yii::$app->response->format = yii\web\Response::FORMAT_JSON;
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return $result;
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}
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}
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