wangEditor使用與配置圖片上傳

wangeditor   v:3.3.1

參考手冊:https://www.kancloud.cn/wangfupeng/wangeditor3/335782

下載:https://github.com/wangfupeng1988/wangEditor/releases

html:

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title>UE</title>
    <link rel="stylesheet" href="">
	<script src="http://code.jquery.com/jquery-1.11.3.js"></script>
	 <script src="https://unpkg.com/[email protected]/release/wangEditor.min.js"></script>

</head>
<body>


<form id="form" method="post">
			<div id="contentDiv" style="width: 1000px;"></div>
			<textarea name="content" id="content" style="display:none" ></textarea>
		</form>
		<button id="btn1">獲取富文本text內容</button>
		<button id="btn2">獲取富文本html內容</button>
		<button id="btn3">獲取表單信息</button>
		<button id="btn4">獲取文本域內容</button>
	</body>
	<script>
		var E = window.wangEditor;
		var editor = new E('#contentDiv')
		var $text1 = $('#content');
		editor.customConfig.onchange = function (html) {
			// 監控變化,同步更新富文本內容到 textarea
			$text1.val(html);
		}
		editor.customConfig.uploadImgMaxSize = 1 * 1024 * 1024
		editor.customConfig.uploadImgServer = './imgupload.php';	//自定義上傳圖片(改成自己寫的圖片上傳方法的路徑)
		editor.customConfig.uploadFileName = 'imgFile';	//自定義文件名 
		/* 這樣的話PHP後臺這樣獲取文件信息
		//將文件上傳的信息取出賦給變量
        $name = $_FILES['imgFile']['name'];
        $tmp_name = $_FILES['imgFile']['tmp_name'];
        $size = $_FILES['imgFile']['size'];
        $error = $_FILES['imgFile']['error'];
		*/
		editor.customConfig.uploadImgHooks = {
		 success: function (xhr, editor, result) {
			console.log(result);
        // 圖片上傳並返回結果,圖片插入成功之後觸發
        // xhr 是 XMLHttpRequst 對象,editor 是編輯器對象,result 是服務器端返回的結果
    },
		
			customInsert: function (insertImg, result, editor) {
			
		
				// 圖片上傳並返回結果,自定義插入圖片的事件(而不是編輯器自動插入圖片!!!)
				// insertImg 是插入圖片的函數,editor 是編輯器對象,result 是服務器端返回的結果
		
				// 舉例:假如上傳圖片成功後,服務器端返回的是 {url:'....'} 這種格式,即可這樣插入圖片:
				var url = result.data[0];
				insertImg(url)
		
				// result 必須是一個 JSON 格式字符串!!!否則報錯
			}
		}
		editor.customConfig.customAlert = function (info) {	//關閉默認提示信息
			// info 是需要提示的內容
			//alert('自定義提示:' + info)
		}
		// 或者 var editor = new E( document.getElementById('content') )
		editor.create();
		$text1.val(editor.txt.html());
		
		//獲取內容
		$('#btn1').click(function(){
			alert(editor.txt.text());	// 讀取 text
		});
		$('#btn2').click(function(){
			alert(editor.txt.html());	// 讀取 html
		});
		$('#btn3').click(function(){
			var formData = new FormData($( "#form" )[0]);
			alert(formData);
		});
		$('#btn4').click(function(){
			alert($('#content').val());	// 讀取 html
		});
	</script>




</body>
</html>

 

php

<?php

class upload{
	protected $fileName;
	protected $maxSize;
	protected $allowMime;
	protected $allowExt;
	protected $uploadPath;
	protected $imgFlag;
	protected $fileInfo;
	protected $error;
	protected $ext;
	/**
	 * @param string $fileName
	 * @param string $uploadPath
	 * @param string $imgFlag
	 * @param number $maxSize
	 * @param array $allowExt
	 * @param array $allowMime
	 */
	public function __construct($fileName='myFile',$uploadPath='./uploads',$imgFlag=true,$maxSize=5242880,$allowExt=array('jpeg','jpg','png','gif'),$allowMime=array('image/jpeg','image/png','image/gif')){
		$this->fileName=$fileName;
		$this->maxSize=$maxSize;
		$this->allowMime=$allowMime;
		$this->allowExt=$allowExt;
		$this->uploadPath=$uploadPath;
		$this->imgFlag=$imgFlag;
		$this->fileInfo=$_FILES[$this->fileName];
	}
	/**
	 * 檢測上傳文件是否出錯
	 * @return boolean
	 */
	protected function checkError(){
		if(!is_null($this->fileInfo)){
			if($this->fileInfo['error']>0){
				switch($this->fileInfo['error']){
					case 1:
						$this->error='超過了PHP配置文件中upload_max_filesize選項的值';
						break;
					case 2:
						$this->error='超過了表單中MAX_FILE_SIZE設置的值';
						break;
					case 3:
						$this->error='文件部分被上傳';
						break;
					case 4:
						$this->error='沒有選擇上傳文件';
						break;
					case 6:
						$this->error='沒有找到臨時目錄';
						break;
					case 7:
						$this->error='文件不可寫';
						break;
					case 8:
						$this->error='由於PHP的擴展程序中斷文件上傳';
						break;
						
				}
				return false;
			}else{
				return true;
			}
		}else{
			$this->error='文件上傳出錯';
			return false;
		}
	}
	/**
	 * 檢測上傳文件的大小
	 * @return boolean
	 */
	protected function checkSize(){
		if($this->fileInfo['size']>$this->maxSize){
			$this->error='上傳文件過大';
			return false;
		}
		return true;
	}
	/**
	 * 檢測擴展名
	 * @return boolean
	 */
	protected function checkExt(){
		$this->ext=strtolower(pathinfo($this->fileInfo['name'],PATHINFO_EXTENSION));
		if(!in_array($this->ext,$this->allowExt)){
			$this->error='不允許的擴展名';
			return false;
		}
		return true;
	}
	/**
	 * 檢測文件的類型
	 * @return boolean
	 */
	protected function checkMime(){
		if(!in_array($this->fileInfo['type'],$this->allowMime)){
			$this->error='不允許的文件類型';
			return false;
		}
		return true;
	}
	/**
	 * 檢測是否是真實圖片
	 * @return boolean
	 */
	protected function checkTrueImg(){
		if($this->imgFlag){
			if(!@getimagesize($this->fileInfo['tmp_name'])){
				$this->error='不是真實圖片';
				return false;
			}
			return true;
		}
	}
	/**
	 * 檢測是否通過HTTP POST方式上傳上來的
	 * @return boolean
	 */
	protected function checkHTTPPost(){
		if(!is_uploaded_file($this->fileInfo['tmp_name'])){
			$this->error='文件不是通過HTTP POST方式上傳上來的';
			return false;
		}
		return true;
	}
	/**
	 *顯示錯誤 
	 */
	protected function showError(){
		exit('<span style="color:red">'.$this->error.'</span>');
	}
	/**
	 * 檢測目錄不存在則創建
	 */
	protected function checkUploadPath(){
		if(!file_exists($this->uploadPath)){
			mkdir($this->uploadPath,0777,true);
		}
	}
	/**
	 * 產生唯一字符串
	 * @return string
	 */
	protected function getUniName(){
		return md5(uniqid(microtime(true),true));
	}
	/**
	 * 上傳文件
	 * @return string
	 */
	public function uploadFile(){
		if($this->checkError()&&$this->checkSize()&&$this->checkExt()&&$this->checkMime()&&$this->checkTrueImg() && $this->checkHTTPPost()){
	
			$this->checkUploadPath();
			$this->uniName=$this->getUniName();
			$this->destination=$this->uploadPath.'/'.$this->uniName.'.'.$this->ext;
			if(@move_uploaded_file($this->fileInfo['tmp_name'], $this->destination)){ 
			$res = ['error'=>0,'data'=>[$this->destination]];
			echo json_encode($res);
				//return  $this->destination;
			
			}else{    
				$this->error='文件移動失敗';
				$this->showError();
			}
		}else{
			$this->showError();
		}
	}
}

$arr = new upload('imgFile');
$res = $arr->uploadFile();






?>

 

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