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/*!
 * editormd图片粘贴上传插件
 *
 * @file   image-handle-paste.js
 * @author codehui
 * @date   2018-11-07
 * @link   https://www.codehui.net
 */

(function() {

    var factory = function (exports) {
		var $            = jQuery;           // if using module loader(Require.js/Sea.js).
		var pluginName   = "image-handle-paste";  // 定义插件名称
		
		//图片粘贴上传方法
		exports.fn.imagePaste = function() {
			var _this       = this;
			var cm          = _this.cm;
			var settings    = _this.settings;
			var editor      = _this.editor;
			var classPrefix = _this.classPrefix;
			var id 		 = _this.id;
			
			if(!settings.imageUpload || !settings.imageUploadURL){
				console.log('你还未开启图片上传或者没有配置上传地址');
				return false;
			}
			
			//监听粘贴板事件
			$('#' + id).on('paste', function (e) {
				
				var items = (e.clipboardData || e.originalEvent.clipboardData).items;

				//判断图片类型
				if (items && items[0].type.indexOf('image') > -1) {
					
					var file = items[0].getAsFile();
					
					/*生成blob
					var blobImg = URL.createObjectURL(file);
					*/
					
					/*base64
					var reader = new FileReader();
					reader.readAsDataURL(file);
					reader.onload = function (e) {
						var base64Img = e.target.result //图片的base64
					}
					*/
					
					// 创建FormData对象进行ajax上传
					var forms = new FormData(document.forms[0]); //Filename
					forms.append(classPrefix + "image-file", file, "file_"+Date.parse(new Date())+".png"); // 文件
					
					_this.executePlugin("imageDialog", "image-dialog/image-dialog");
					
					_ajax(settings.imageUploadURL, forms, function(ret){
						if(ret.success == 1){
							$("." + classPrefix + "image-dialog").find("input[data-url]").val(ret.url);
							//cm.replaceSelection("![](" + ret.url  + ")");
						}
						console.log(ret.message);
					})
				}
			})
		};
		// ajax上传图片 可自行处理
		var _ajax = function(url, data, callback) {
			$.ajax({
				"type": 'post',
		        "cache": false,
		        "url": url,
		        "data": data,
		        "dateType": "json",
		        "processData": false,
				"contentType": false,
				"mimeType": "multipart/form-data",
				success: function(ret){
					callback(JSON.parse(ret));
				},
				error: function (err){
					console.log('请求失败')
				}
			})
		}
	};
    
	// CommonJS/Node.js
	if (typeof require === "function" && typeof exports === "object" && typeof module === "object")
    { 
        module.exports = factory;
    }
	else if (typeof define === "function")  // AMD/CMD/Sea.js
    {
		if (define.amd) { // for Require.js

			define(["editormd"], function(editormd) {
                factory(editormd);
            });

		} else { // for Sea.js
			define(function(require) {
                var editormd = require("./../../editormd");
                factory(editormd);
            });
		}
	} 
	else
	{
        factory(window.editormd);
	}

})();

<script type="text/javascript" src="/static/plugins/editor.md/plugins/image-handle-paste/image-handle-paste.js"></script>

editor.imagePaste();