WangEditor快速实现版

WangEditor快速实现版

效果

案例代码

后端

package com.diy.springboot.controller;import cn.hutool.core.util.IdUtil;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiImplicitParam;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;import java.io.File;
import java.io.IOException;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;@Api(tags = "富文本编辑器文件上传接口")
@RestController
@RequestMapping("/editor")
public class WangEditorUploadController {@Value("${files.upload.path}")private String fileUploadPath;@ApiOperation(value = "上传图片或视频", notes = "支持图片(jpg,jpeg,png,gif,bmp)和视频(mp4,avi,mkv,mov)格式")@ApiImplicitParam(name = "file", value = "文件", required = true, dataType = "MultipartFile")@PostMapping("/upload")public ResponseEntity<Map<String, Object>> upload(@RequestParam MultipartFile file) {if (file.isEmpty()) {return ResponseEntity.badRequest().body(createErrorResponse());}String originalFilename = file.getOriginalFilename();String fileType = getFileType(originalFilename);if ("other".equals(fileType)) {return ResponseEntity.badRequest().body(createErrorResponse());}try {String fileUUID = IdUtil.fastSimpleUUID() + originalFilename.substring(originalFilename.lastIndexOf("."));File uploadFile = new File(fileUploadPath + fileUUID);File parentFile = uploadFile.getParentFile();if (!parentFile.exists()) {parentFile.mkdirs();}file.transferTo(uploadFile);return ResponseEntity.ok(createImageResponse(fileUUID));} catch (IOException e) {return ResponseEntity.badRequest().body(createErrorResponse());}}@ApiOperation(value = "获取文件类型", hidden = true)private String getFileType(String filename) {String ext = filename.substring(filename.lastIndexOf(".")).toLowerCase();switch (ext) {case ".jpg":case ".jpeg":case ".png":case ".gif":case ".bmp":return "image";case ".mp4":case ".avi":case ".mkv":case ".mov":return "video";default:return "other";}}@ApiOperation(value = "创建错误响应", hidden = true)private Map<String, Object> createErrorResponse() {Map<String, Object> response = new HashMap<>();response.put("errno", 1);response.put("data", Collections.emptyMap());return response;}@ApiOperation(value = "创建图片响应", hidden = true)private Map<String, Object> createImageResponse(String filename) {Map<String, Object> response = new HashMap<>();response.put("errno", 0);Map<String, String> imageData = new HashMap<>();imageData.put("url", "http://localhost:9090/file/" + filename);response.put("data", imageData);return response;}
}

前端

<template><div id="app"><h1>富文本编辑器与HTML渲染</h1><el-row><el-button type="primary" @click="logEditorContent">输出编辑器内容</el-button><el-button type="success" @click="loadSampleContent">回显内容</el-button><el-button type="warning" @click="renderUnsafeHtml">渲染HTML（XSS演示）</el-button></el-row><el-divider></el-divider><div ref="editorContainer" style="border: 1px solid #ccc;"></div><el-divider></el-divider><h2>渲染的HTML内容：</h2><div v-html="renderedContent"></div></div>
</template><script>
import E from 'wangeditor'export default {name: 'App',data() {return {editor: null,renderedContent: '',}},mounted() {this.$nextTick(() => {this.editor = new E(this.$refs.editorContainer)// 配置图片上传的服务器接口this.editor.config.uploadImgServer = 'http://localhost:9090/editor/upload';this.editor.config.uploadFileName = 'file';// 配置视频上传的服务器接口this.editor.config.uploadVideoServer = 'http://localhost:9090/editor/upload';this.editor.config.uploadVideoName = 'file';this.editor.highlight = window.hljs;// 修改图片上传的回调处理逻辑，适配后端返回的数据结构this.editor.config.uploadImgHooks = {customInsert: (insertImgFn, result) => {if (result.errno === 0 && result.data && result.data.url) {// 直接使用data.url，不再假设data是数组insertImgFn(result.data.url);} else {console.error('图片上传失败', result);}},};// 视频上传的回调处理逻辑this.editor.config.uploadVideoHooks = {customInsert: (insertVideoFn, result) => {if (result.errno === 0 && result.data && result.data.url) {insertVideoFn(result.data.url);} else {console.error('视频上传失败', result);}},};this.editor.create()})},beforeDestroy() {if (this.editor) {this.editor.destroy()}},methods: {logEditorContent() {if (this.editor) {const content = this.editor.txt.html()console.log("编辑器内容:", content)this.renderedContent = content}},loadSampleContent() {if (this.editor) {const sampleContent = `<h2>欢迎使用 WangEditor</h2><p>这是一个<strong>富文本编辑器</strong>示例。</p><ul><li>支持多种格式</li><li>易于使用</li><li>功能强大</li></ul><p>你可以在这里添加<span style="color: blue;">各种样式</span>的文本。</p><blockquote>这是一个引用示例。</blockquote>`this.editor.txt.html(sampleContent)this.renderedContent = sampleContent}},renderUnsafeHtml() {const unsafeHtml = '<img src="x" onerror="alert(\'XSS 攻击演示\')">'this.editor.txt.html(unsafeHtml)this.renderedContent = unsafeHtml}},
}
</script><style>
#app {width: 80%;margin: 20px auto;
}.w-e-text-container {height: 300px !important;
}
</style>