[JavaScript知识库] wangEditor 富文本编辑器实现--识别--屏蔽--敏感词汇，上传图片---上传本地视频

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[JavaScript知识库]wangEditor 富文本编辑器实现--识别--屏蔽--敏感词汇，上传图片---上传本地视频

效果图
在这里插入图片描述
直接把完整组件拿出来，使用时候自己看好接口干嘛的，对应上
<template>
  <div class="box">
    <el-button
      type="primary"
      icon="el-icon-view"
      style="cursor: pointer; margin-bottom: 20px"
      @click="see()"
      >预览</el-button
    >
    <el-button
      v-if="!isignore"
      type="primary"
      @click="sensitive()"
      icon="el-icon-view"
      style="cursor: pointer; margin-bottom: 20px"
      >一键忽略敏感词汇</el-button
    >
    <el-button
      v-else
      type="success"
      icon="el-icon-check"
      style="cursor: pointer; margin-bottom: 20px"
      >已忽略敏感词汇</el-button
    >
    <!-- <el-button

      type="primary"
      @click="discern()"
      icon="el-icon-view"
      style="cursor: pointer; margin-bottom: 20px"
      >识别</el-button
    > -->
    <el-button
      v-if="isignore"
      type="warning"
      @click="again()"
      icon="el-icon-close"
      style="cursor: pointer; margin-bottom: 20px"
      >解除忽略</el-button
    >

    <div id="editor"></div>
    <!-- <el-row>
      <el-col :span="12"> <div id="editor"></div></el-col>
      <el-col :span="12">
        预览
        <hr />
        <div class="html" v-html="contentEditor"></div
      ></el-col>
    </el-row> -->

    <div id="editorBox" v-if="lookSEE">
      <el-dialog :visible.sync="lookSEE">
        <el-dialog
          width="1100px"
          title="正文内容 > 效果预览"
          :visible.sync="lookSEE"
          append-to-body
          @close="concal()"
        >
          <hr />
          <div class="html" v-html="contentEditor"></div>
          <div slot="footer" class="dialog-footer">
            <el-button @click="concal()">取消</el-button>
          </div>
        </el-dialog>
      </el-dialog>
    </div>
  </div>
</template>

<script>
import E from "wangeditor";
import { getToken } from "@/utils/auth";//获取请求头
import { uploadPath } from "@/api/upload";//上传文件的地址
import {  alllist } from "@/api/business/sensitiveWord";//获取敏感词列表
export default {
  data() {
    return {
      contentEditor: "",
      lookSEE: false,
      isignore: true,
      ignore: '<i style="display: none;">已忽略敏感词</i>',
      editor: undefined,
      show: true,
      ignoreChars:
        " \t\r\n~!@#$%^&*()_+-=【】、{}|;':\"，。、《》？αβγδεζηθικλμνξοπρστυφχψωΑΒΓΔΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΩ。，、；：？！…—·ˉ¨‘’“”々～‖∶＂＇｀｜〃〔〕〈〉《》「」『』．〖〗【】（）［］｛｝ⅠⅡⅢⅣⅤⅥⅦⅧⅨⅩⅪⅫ⒈⒉⒊⒋⒌⒍⒎⒏⒐⒑⒒⒓⒔⒕⒖⒗⒘⒙⒚⒛㈠㈡㈢㈣㈤㈥㈦㈧㈨㈩①②③④⑤⑥⑦⑧⑨⑩⑴⑵⑶⑷⑸⑹⑺⑻⑼⑽⑾⑿⒀⒁⒂⒃⒄⒅⒆⒇≈≡≠＝≤≥＜＞≮≯∷±＋－×÷／∫∮∝∞∧∨∑∏∪∩∈∵∴⊥∥∠⌒⊙≌∽√§№☆★○●◎◇◆□℃‰€■△▲※→←↑↓〓¤°＃＆＠＼︿＿￣―┌┍┎┐┑┒┓─┄┈├┝┞┟┠┡┢┣│┆┊┬┭┮┯┰┱┲┳┼┽┾┿╀╁╂╃└┕┖┗┘┙┚┛━┅┉┤┥┦┧┨┩┪┫┃┇┋┴┵┶┷┸┹┺┻╋╊╉╈╇╆╅╄",
      ignoreObj: {},
      keywords: ["敏感词请更改", "法轮功"],
      sensitiveWords: undefined,
      map: undefined,
      iskeyword: false, //是否包含敏感词
      queryParams: {},
    };
  },
  props: {
    contentHtml: {
      type: String,
      default() {
        return "";
      },
    },
  },

  created() {
    // console.log(this.contentHtml,"传参内容");
    for (let i = 0, j = this.ignoreChars.length; i < j; i++) {
      this.ignoreObj[this.ignoreChars.charCodeAt(i)] = true;
    }
      // 获取敏感词库对象
    alllist(this.queryParams, this.$i18n.locale).then((response) => {
      this.keywords = response.data;

      this.map = this.buildMap(this.keywords);
    });
    if (this.contentHtml) {
      this.contentEditor = this.contentHtml;
    }

    // 判断是否已经忽略敏感词汇
    let reg = new RegExp(/<i style="display: none;">已忽略敏感词<\/i>/, "g");
    this.isignore = reg.test(this.contentEditor);
  },
  mounted() {
    this.editor = new E("#editor");
    // 设置编辑区域高度为 300px
    this.editor.config.height = 300;
    // 编辑器 z-index 默认为 10000，可以自行调整。
    this.editor.config.zIndex = 20;
    // 可以修改 placeholder 的提示文字。
    this.editor.config.placeholder = "请输入正文";
    // 取消自动 focus
    this.editor.config.focus = false;

    // *****************************************************
    this.editor.config.menus = [
      "head",
      "bold",
      "fontSize",
      "fontName",
      "italic",
      "underline",
      "strikeThrough",
      "indent",
      "lineHeight",
      "foreColor",
      "backColor",
      "link",
      "list",
      // "todo",
      "justify",
      "quote",
      "emoticon",
      "image",
      "video",
      "table",
      // "code", // 插入代码
      "splitLine",
      "undo",
      "redo",
    ];
    // *****************************************************
    // 配置颜色（文字颜色、背景色）
    this.editor.config.colors = [
      "#333333",
      "#1c487f",
      "#eeece0",
      "#4d80bf",
      "#ffffff",
      "#FF0000",
      "#00FF00",
      " #0000FF",
      "#FF00FF",
      "#FFFF00",
      "#70DB93",
      "#5C3317",
    ];
    // *****************************************************
    // 配置字体
    this.editor.config.fontNames = [
      // 字符串形式
      // "仿宋",
      // "黑体",
      // "楷体",
      // "标楷体",
      // "华文仿宋",
      // "华文楷体",
      // "宋体",
      "微软雅黑",
      "Microsoft YaHei",
      // "Times New Roman",
      // "Arial",
      // "Tahoma",
      // "Verdana",
      // "Courier New",
    ];
    // *****************************************************
    // 设置字号，只能改变  name字段
    this.editor.config.fontSizes = {
      "x-small": { name: "14px", value: "1" },
      small: { name: "16px", value: "2" },
      normal: { name: "18px", value: "3" },
      large: { name: "20px", value: "4" },
      "x-large": { name: "22px", value: "5" },
      "xx-large": { name: "24px", value: "6" },
      "xxx-large": { name: "26px", value: "7" },
    };
    // 配置行高
    this.editor.config.lineHeights = [
      "1",
      "1.25",
      "1.5",
      "1.75",
      "2",
      "2.5",
      "3",
    ];
    // *****************************************************
    // 插入网络图片的回调
    this.editor.config.linkImgCallback = function (src, alt, href) {
    };
    // *********************粘贴********************************
    // 关闭粘贴样式的过滤
    this.editor.config.pasteFilterStyle = false;
    // 忽略粘贴内容中的图片
    this.editor.config.pasteIgnoreImg = false;

    // ************************敏感词  处理*****************************
    // 粘贴文本识别敏感词
    this.editor.config.pasteTextHandle = (pasteStr) => {
      // 对粘贴的文本进行处理
      //   sss = false;
      let arr = this.checkSensitive(pasteStr);
      if (arr) this.iskeyword = true;
      arr.forEach((item, index) => {
        var reg = new RegExp(item, "g");
        pasteStr = pasteStr.replace(
          reg,
          `&nbsp;<span id="checkSensitive" style="background-color: rgb(250, 228, 34);">${item}<i style="color: rgb(250, 0, 0);font-style: italic;">[敏感词，请更改]</i></span>&nbsp;`
        );
      });
      return pasteStr;
    };

    // *************************上传图片****************************
    this.editor.config.showLinkImg = true; //上传网络图片
    // // this.editor.config.uploadImgShowBase64 = true; //base64 保存图片

    // 限制图片大小和类型
    this.editor.config.uploadImgMaxSize = 8 * 1024 * 1024; // 8M
    // 如果不希望限制类型，可将其设为空数组:
    this.editor.config.uploadImgAccept = [];
    this.editor.config.uploadImgMaxLength = 3; // 一次最多上传 5 个图片
    // console.log(uploadPath, "请求地址");
    this.editor.config.uploadImgServer = uploadPath; // 上传图片的接口地址
    this.editor.config.uploadFileName = "file"; // formdata中的name属性
    // this.editor.config.debug = true; // 开启debug模式
    this.editor.config.uploadImgHeaders = {
      Authorization: getToken(), // 设置请求头
    };

    this.editor.config.uploadImgHooks = {
      // 图片上传并返回结果，但图片插入错误时触发
      fail: function (xhr, editor, result) {
        // console.log(xhr, "插入错误时触发 xhr");
        // console.log(editor, "插入错误时触发 editor");
        // console.log(result, "插入错误时触发 result");
      },
      success: function (xhr, editor, result) {
        // 图片上传并返回结果，图片插入成功之后触发
        // console.log(xhr, editor, result, "成功之后触发");
      },
      before: function (xhr, editor, files) {
        // 图片上传之前触发
        // xhr 是 XMLHttpRequst 对象，editor 是编辑器对象，files 是选择的图片文件
        // 如果返回的结果是 {prevent: true, msg: 'xxxx'} 则表示用户放弃上传
        // console.log(xhr, editor, files, "图片上传之前触发");
      },
      error: function (xhr, editor) {
        // console.log(xhr.response, editor, "图片上传出错时触发");
      },
      // 图片上传并返回了结果，想要自己把图片插入到编辑器中
      // 例如服务器端返回的不是 { errno: 0, data: [...] } 这种格式，可使用 customInsert
      customInsert: function (insertImgFn, result) {
        // result 即服务端返回的接口
        // insertImgFn 可把图片插入到编辑器，传入图片 src ，执行函数即可
        insertImgFn(result.data.full);
      },
    };
    // *********************上传本地视频******************************
    this.editor.config.uploadVideoServer = uploadPath; // 上传的接口地址
    this.editor.config.uploadVideoParams = {
      'Content-Type': 'multipart/form-data; boundary=----WebKitFormBoundarycZm1pHksXeHS6t5r'
    }
    this.editor.config.uploadVideoHeaders = {
      Authorization: getToken(), // 设置请求头
    };
      let this_ = this

    this.editor.config.uploadVideoName = "file";
    this.editor.config.uploadVideoHooks = {
      // 上传完成处理方法
      fail: (xhr, editor, result) => {
        // 插入图片失败回调
      },
      success: (xhr, editor, result) => {
        // 图片上传成功回调
      },
      timeout: (xhr, editor) => {
        // 网络超时的回调
      },
      error: (xhr, editor) => {
        // 图片上传错误的回调
        console.log("err--->", xhr);
      },
      customInsert: function (insertVideo, result) {
        console.log("result--->", result);
        const link = result.data.full;
        insertVideo(link)
        },
    };
    // ***********************创建富文本***************

    this.editor.config.onchange = (html) => {
      this.contentEditor = html;
      this.sentContent();
    };
    this.editor.config.onfocus = (html) => {

      if (this.isignore) {
        // console.log("有标识，不识别");
        this.sendIskeyword();
        this.contentEditor = html;
      } else {
        // console.log("没有标识，要识别");
        // console.log(html);
        this.changIsignore(html);
      }
      this.sentContent();
    };
    this.editor.create();
    // 初始化
    this.$nextTick(() => {
      if (this.contentEditor) {
        // console.log("初始化");
        this.editor.txt.html(this.contentEditor);
      }
    });
  },

  methods: {
    // 忽略功能
    sensitive() {
      this.isignore = true;
      this.show = false;
      // 给已经设置忽略的字符串添加标识 === 》 在this.contentEditor 最前面添加一个隐藏的i标签
      this.contentEditor = this.ignore + this.contentEditor;
      let reg = new RegExp(
        /<i style="color: rgb\(250, 0, 0\);font-style: italic;">\[敏感词，请更改\]<\/i>/,
        "g"
      );
      let reg1 = new RegExp(
        /style="background-color: rgb\(250, 228, 34\);"/,
        "g"
      );
      this.contentEditor = this.contentEditor.replace(reg1, "");
      this.contentEditor = this.contentEditor.replace(reg, "");
      this.editor.txt.html(this.contentEditor);

      this.sentContent();
      this.sendIskeyword();
    },
    // 向父组件传递富文本内容
    sentContent() {
      this.$emit("sentContent", this.contentEditor);
    },
    // 向父组件传递富文本是否包含敏感词
    sendIskeyword() {
      let reg = new RegExp(/\[敏感词，请更改\]/);
      let val = reg.test(this.contentEditor);
      this.$emit("sendIskeyword", val);
    },
    // 解除忽略
    again() {
      let reg = new RegExp(/<i style="display: none;">已忽略敏感词<\/i>/, "g");
      this.contentEditor = this.contentEditor.replace(reg, "");
      this.isignore = false;
      this.changIsignore(this.contentEditor);

      this.sendIskeyword();
    },
    // 预览
    see() {
      this.lookSEE = true;
      if (this.isignore) {
        // console.log("有标识，不识别");
        this.sendIskeyword();
        this.contentEditor = this.contentEditor;
      } else {
        // console.log("没有标识，要识别");
        this.changIsignore(this.contentEditor);
      }
    },
    concal() {
      this.lookSEE = false;
    },
    changIsignore(html) {
      //处理忽略敏感词
      // console.log("处理忽略敏感词");
      let arr = this.checkSensitive(html);
      arr.forEach((item, index) => {
        var reg = new RegExp(item, "g");
        html = html.replace(
          reg,
          `&nbsp;<span id="checkSensitive" style="background-color: rgb(250, 228, 34);">${item}<i style="color: rgb(250, 0, 0);font-style: italic;">[敏感词，请更改]</i></span>&nbsp;`
        );
      });
      this.contentEditor = html;
      this.editor.txt.html(this.contentEditor);
      if (arr.length > 0) {
        this.sendIskeyword();
      } else {
        this.sendIskeyword();
      }
    },
    // 具体检测代码。
    check(map, content) {
      const result = [];
      let stack = [];
      let point = map;
      for (let i = 0, len = content.length; i < len; ++i) {
        const code = content.charCodeAt(i);
        if (this.ignoreObj[code]) {
          continue;
        }
        const ch = content.charAt(i);
        const item = point[ch.toLowerCase()];
        if (!item) {
          i = i - stack.length;
          stack = [];
          point = map;
        } else if (item.empty) {
          stack.push(ch);
          result.push(stack.join(""));
          stack = [];
          point = map;
        } else {
          stack.push(ch);
          point = item;
        }
      }
      return result;
    },
    buildMap(wordList) {
      const result = {};

      for (let i = 0, len = wordList.length; i < len; ++i) {
        let map = result;
        const word = wordList[i];
        for (let j = 0; j < word.length; ++j) {
          const ch = word.charAt(j).toLowerCase();
          if (map[ch]) {
            map = map[ch];
            if (map.empty) {
              break;
            }
          } else {
            if (map.empty) {
              delete map.empty;
            }
            map[ch] = {
              empty: true,
            };
            map = map[ch];
          }
        }
      }
      return result;
    },
    checkSensitive(content) {
      const words = this.check(this.map, content);
      return words;
    },
  },
};
</script>

<style scoped>
/* #editor {
width: 50%;
} */
#contentEditor {
  width: 900px;
}
.html {
  /* width: 50%; */
  margin-top: 20px;
  height: 100%;
  min-height: 70vh;
}
.wrap {
  /* position: absolute; */
  width: 670px;
  height: 300px;
  line-height: 300px;
  background-color: rgb(75, 73, 73);
  color: #fff;
  text-align: center;
}
.box {
  position: relative;
}
/* 预览样式 */

/* 修改富文本字号 */
font[size="1"] {
  font-size: 14px;
}
font[size="2"] {
  font-size: 16px;
}
font[size="3"] {
  font-size: 18px;
}
font[size="4"] {
  font-size: 20px;
}
font[size="5"] {
  font-size: 22px;
}
font[size="6"] {
  font-size: 24px;
}
font[size="7"] {
  font-size: 26px;
}
/* table 样式 */
.html >>> table {
  border-top: 1px solid #ccc;
  border-left: 1px solid #ccc;
  margin: 10px 0;
  line-height: 1.5;
}
.html >>> table td,
.html >>> table th {
  border-bottom: 1px solid #ccc;
  border-right: 1px solid #ccc;
  padding: 3px 5px;
  min-height: 30px;
  height: 30px;
}
.html >>> table th {
  border-bottom: 2px solid #ccc;
  text-align: center;
  background-color: #f1f1f1;
}
</style>