vue+elementui Admin 结合的项目中使用TinyMce 富文本上传本地图片

1.其实element-admin中已经整合了tinyMce 富文本的配置,但是再项目需求中需要自己上传本地图片,就像这样(用霉霉来镇楼)

2.本次项目上传图片的思想:先拿到本地的图片转换为base64 的格式,传递给后端,后端保存后再返回给我们一个图片地址,最终我们需要的就是这个地址做显示和保存

vue+elementui Admin 结合的项目中使用TinyMce 富文本上传本地图片_第1张图片

具体的操作:因为安装和基本的富文本配置都由elementui +admin 给我们做了,我这里主要是再贴一些本次我用到的工具和配置

1)plugins:

   const  plugins= ['advlist anchor autolink autosave code codesample colorpicker colorpicker contextmenu directionality emoticons fullscreen hr image imagetools insertdatetime link lists media nonbreaking noneditable pagebreak paste preview print save searchreplace spellchecker tabfocus table template textcolor textpattern visualblocks visualchars wordcount ']

2)工具条 toolbar

const  toolbar = ['searchreplace fontselect formatselect fontsizeselect bold italic underline strikethrough forecolor backcolor', ' hr alignleft aligncenter alignright outdent indent blockquote undo redo removeformat subscript superscriptcode codesample bullist numlist ', ' table link image charmap preview anchor pagebreak insertdatetime media emoticons fullscreen ']

3)最后所有的配置,和图片的上传

export default {
  name: 'Tinymce',
  // components: { editorImage },
  props: {
    id: {
      type: String,
      default: function () {
        return 'vue-tinymce-' + +new Date() + ((Math.random() * 1000).toFixed(0) + '')
      }
    },
    value: {
      type: String,
      default: ''
    },
    config: {
      type: Object,
      default: () => {
        return {
          theme: 'modern',
          height: 400
        }
      }
    },
    toolbar: {
      type: Array,
      required: false,
      default () {
        return []
      }
    },
    accept: {
      default: 'image/jpeg, image/png',
      type: String
    },
    url: {
      default: '',
      type: String
    },

    maxSize: {
      default: 2097152,
      type: Number
    },
    withCredentials: {
      default: false,
      type: Boolean
    },

    menubar: {
      type: String,
      default: 'file edit insert view format table'
    },
    height: {
      type: [Number, String],
      required: false,
      default: 360
    },
    width: {
      type: [Number, String],
      required: false,
      default: 'auto'
    }
  },
  data () {
    return {
      Value: '',
      Url: '',
      upLoadBaseURL: 'process.env.VUE_APP_BASE_API',
      hasChange: false,
      hasInit: false,
      tinymceId: this.id,
      fullscreen: false,
      languageTypeList: {
        'zh': 'zh_CN',
        'en': 'en',
        'es': 'es_MX',
        'ja': 'ja'
      },
      api: {
        uploadImage: "/api/imageUpload"
      },
    }
  },
  computed: {
    containerWidth () {
      const width = this.width
      if (/^[\d]+(\.[\d]+)?$/.test(width)) { // matches `100`, `'100'`
        return `${width}px`
      }
      return width
    }
  },
  watch: {
    value (val) {
      if (!this.hasChange && this.hasInit) {
        this.$nextTick(() =>
          window.tinymce.get(this.tinymceId).setContent(val || ''))
      }
    }
  },
  mounted () {
    this.init()
  },
  activated () {
    if (window.tinymce) {
      this.initTinymce()
    }
  },
  deactivated () {
    this.destroyTinymce()
  },
  destroyed () {
    this.destroyTinymce()
  },
  methods: {
    init () {
      // dynamic load tinymce from cdn
      load(tinymceCDN, (err) => {
        if (err) {
          this.$message.error(err.message)
          return
        }
        this.initTinymce()
      })
    },
    initTinymce () {
      //  const _this = this
      const _this = this
      window.tinymce.init({
        selector: `#${this.tinymceId}`,
        language: this.languageTypeList['zh'],
        height: this.height,
        body_class: 'panel-body ',
        object_resizing: false,
        toolbar: this.toolbar.length > 0 ? this.toolbar : toolbar,
        menubar: this.menubar,
        plugins: plugins,
        end_container_on_empty_block: true,
        powerpaste_word_import: 'clean',
        code_dialog_height: 450,
        code_dialog_width: 1000,
        advlist_bullet_styles: 'square',
        advlist_number_styles: 'default',
        imagetools_cors_hosts: ['www.tinymce.com', 'codepen.io'],
        default_link_target: '_blank',
        link_title: false,
        // CONFIG: Paste  粘贴
        paste_retain_style_properties: 'all',
        paste_word_valid_elements: '*[*]',        // word需要它
        paste_data_images: true,                  // 粘贴的同时能把内容里的图片自动上传,非常强力的功能
        paste_convert_word_fake_lists: false,     // 插入word文档需要该属性
        paste_webkit_styles: 'all',
        paste_merge_formats: true,
        nonbreaking_force_tab: false,
        paste_auto_cleanup_on_paste: false,

        // CONFIG: ContentStyle 这块很重要, 在最后呈现的页面也要写入这个基本样式保证前后一致, `table`和`img`的问题基本就靠这个来填坑了
        content_style: `
            *                         { padding:0; margin:0; }
            html, body                { height:100%; }
            img                       { max-width:100%; display:block;height:auto; }
            a                         { text-decoration: none; }
            iframe                    { width: 100%; }
            p                         { line-height:1.6; margin: 0px; }
            table                     { word-wrap:break-word; word-break:break-all; max-width:100%; border:none; border-color:#999; }
            .mce-object-iframe        { width:100%; box-sizing:border-box; margin:0; padding:0; }
            ul,ol                     { list-style-position:inside; }
          `,

        insert_button_items: 'image link | inserttable',

        // CONFIG: StyleSelect
        style_formats: [
          {
            title: '首行缩进',
            block: 'p',
            styles: { 'text-indent': '2em' }
          },
          {
            title: '行高',
            items: [
              { title: '1', styles: { 'line-height': '1' }, inline: 'span' },
              { title: '1.5', styles: { 'line-height': '1.5' }, inline: 'span' },
              { title: '2', styles: { 'line-height': '2' }, inline: 'span' },
              { title: '2.5', styles: { 'line-height': '2.5' }, inline: 'span' },
              { title: '3', styles: { 'line-height': '3' }, inline: 'span' }
            ]
          }
        ],
        // FontSelect
        font_formats: `
            微软雅黑=微软雅黑;
            宋体=宋体;
            黑体=黑体;
            仿宋=仿宋;
            楷体=楷体;
            隶书=隶书;
            幼圆=幼圆;
            Andale Mono=andale mono,times;
            Arial=arial, helvetica,
            sans-serif;
            Arial Black=arial black, avant garde;
            Book Antiqua=book antiqua,palatino;
            Comic Sans MS=comic sans ms,sans-serif;
            Courier New=courier new,courier;
            Georgia=georgia,palatino;
            Helvetica=helvetica;
            Impact=impact,chicago;
            Symbol=symbol;
            Tahoma=tahoma,arial,helvetica,sans-serif;
            Terminal=terminal,monaco;
            Times New Roman=times new roman,times;
            Trebuchet MS=trebuchet ms,geneva;
            Verdana=verdana,geneva;
            Webdings=webdings;
            Wingdings=wingdings,zapf dingbats`,

        // Tab
        tabfocus_elements: ':prev,:next',
        object_resizing: true,
        // Image
        imagetools_toolbar: 'rotateleft rotateright | flipv fliph | editimage imageoptions',

        nonbreaking_force_tab: true, // inserting nonbreaking space   need Nonbreaking Space Plugin
        init_instance_callback: editor => {
          if (_this.value) {
            editor.setContent(_this.value)
          }
          _this.hasInit = true
          editor.on('NodeChange Change KeyUp SetContent', () => {
            this.hasChange = true
            this.$emit('input', editor.getContent())
          })
        },
        setup (editor) {  //自定义功能
          editor.on('FullscreenStateChanged', (e) => {
            _this.fullscreen = e.state
          })
        },

        // ....上传图片配置代码
        images_upload_handler: (blobInfo, success, failure) => {
          var reader = new FileReader();
          reader.readAsDataURL(blobInfo.blob());
          reader.onload = function () {
            raceApi.postImgUrl({ image: this.result }).then(res => {  //这里就是要上传base64  格式的图片的请求了 
              if (res.code == 200) {
                let url = res.data.domain + res.data.path
                success(url)
                console.log(url);
              }
            })
          }
        },

        // prop内传入的的config
        ...this.config,
        content_style: 'img {max-width:100% !important }', // 初始化赋值  这个主要是防止图片拉升变形的 (上传的图片再app显示会变形要加上这个)

        setup: (editor) => {
          // 抛出 'on-ready' 事件钩子
          editor.on(
            'init', () => {
              _this.loading = false
              _this.$emit('on-ready')
              editor.setContent(_this.value)
            }
          )
          // 抛出 'input' 事件钩子,同步value数据
          editor.on(
            'input change undo redo', () => {
              _this.$emit('input', editor.getContent())
            }
          )
        }

      })
    },
    destroyTinymce () {
      const tinymce = window.tinymce.get(this.tinymceId)
      if (this.fullscreen) {
        tinymce.execCommand('mceFullScreen')
      }

      if (tinymce) {
        tinymce.destroy()
      }
    },
    setContent (value) {
      window.tinymce.get(this.tinymceId).setContent(value)
    },
    getContent () {
      window.tinymce.get(this.tinymceId).getContent()
    },
    imageSuccessCBK (arr) {
      const _this = this
      arr.forEach(v => {
        window.tinymce.get(_this.tinymceId).insertContent(``)
      })
    }
  }
}
`

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