app-rich-text-editor.vue 12.1 KB
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<template>
  <textarea :id="id"></textarea>
</template>
<script lang = 'ts'>
import { Vue, Component, Prop, Model, Watch } from 'vue-property-decorator';
import { Subject } from 'rxjs';
import { Environment } from '@/environments/environment';
import axios from 'axios';

import tinymce from "tinymce/tinymce";
import 'tinymce/themes/modern';
import 'tinymce/plugins/link';
import 'tinymce/plugins/paste';
import 'tinymce/plugins/table';
import 'tinymce/plugins/image';
import 'tinymce/plugins/imagetools';
import 'tinymce/plugins/codesample';
import 'tinymce/plugins/code';
import 'tinymce/plugins/fullscreen';
import 'tinymce/plugins/preview';

const tinymceCode:any = tinymce;



@Component({})
export default class AppRichTextEditor extends Vue {

    /**
     * 传入值
     * 
     * @type {*}
     * @memberof AppRichTextEditor
     */
    @Prop() value?: any;
    
    /**
     * 输入name
     * 
     * @type {string}
     * @memberof AppRichTextEditor
     */
    @Prop() name?: string;

    /**
     * 输入高度
     * 
     * @type {*}
     * @memberof AppRichTextEditor
     */
    @Prop() height?: any;

    /**
     * 是否禁用
     * 
     * @type {boolean}
     * @memberof AppRichTextEditor
     */
    @Prop() disabled?: boolean;

    /**
     * 表单状态
     *
     * @type {Subject<any>}
     * @memberof AppRichTextEditor
     */
    @Prop() public formState?: Subject<any>;

    /**
     * 上传文件路径
     * 
     * @type {string}
     * @memberof AppRichTextEditor
     */
    public uploadUrl = Environment.UploadFile;

    /**
     * 下载路径
     * 
     * @type {string}
     * @memberof AppRichTextEditor
     */
    public downloadUrl =  Environment.BaseUrl + Environment.ExportFile;

    /**
     * 当前富文本
     * 
     * @type {*}
     * @memberof AppRichTextEditor
     */
    public editor: any = null;

    /**
     *  当前富文本id
     * 
     * @type {string}
     * @memberof AppRichTextEditor
     */
    public id: string = this.$util.createUUID();

    /**
     * 当前语言,默认中文
     * 
     * @type {*}
     * @memberof AppRichTextEditor
     */
    public langu: any = localStorage.getItem('local') ? localStorage.getItem('local') : 'zh-CN' ;

    /**
     * 上传params
     *
     * @type {Array<any>}
     * @memberof AppRichTextEditor
     */
    public upload_params: Array<any> = [];

    /**
     * 导出params
     *
     * @type {Array<any>}
     * @memberof AppRichTextEditor
     */
    public export_params: Array<any> = [];

    /**
     * 上传参数
     *
     * @type {string}
     * @memberof AppRichTextEditor
     */
    @Prop() public uploadparams?: any;

    /**
     * 下载参数
     *
     * @type {string}
     * @memberof AppRichTextEditor
     */
    @Prop() public exportparams?: any;

    /**
     * 视图参数
     *
     * @type {*}
     * @memberof AppRichTextEditor
     */
    @Prop() public viewparams!: any;

    /**
     * 视图上下文
     *
     * @type {*}
     * @memberof AppRichTextEditor
     */
    @Prop() public context!: any;

    /**
     * 表单数据
     *
     * @type {string}
     * @memberof AppRichTextEditor
     */
    @Prop() public data!: string;
    
    /**
     * 语言映射文件
     * 
     * @type {*}
     * @memberof AppRichTextEditor
     */
    public languMap:any = {
        'zh-CN': 'zh_CN',
        'en-US': 'en_US',
    };

    /**
     * 是否处于激活状态
     * 
     * @type {boolean}
     * @memberof AppRichTextEditor
     */
    public isActived:boolean = true;

    /**
     * 是否需要初始化
     * 
     * @type {boolean}
     * @memberof AppRichTextEditor
     */
    public isNeedInit:boolean = false;

    /**
     * 生命周期
     *
     * @memberof AppRichTextEditor
     */
    public created() {
        if(this.formState) {
            this.formState.subscribe(({ type, data }) => {
                if (Object.is('load', type)) {
                    this.getParams();
                    if (!this.value) {
                        this.init();
                    }
                }
            });
        }
    }
    
    /**
     * 生命周期:激活
     *
     * @memberof AppRichTextEditor
     */
    public activated(){
        this.isActived = true;
        if(this.isNeedInit){
            this.init();
            this.isNeedInit = false;
        }
    }

    /**
     * 生命周期:缓存
     *
     * @memberof AppRichTextEditor
     */
    public deactivated(){
        this.isActived = false;
    }

    /**
     * 生命周期:初始化富文本
     * 
     * @memberof AppRichTextEditor
     */
    public mounted() {
        this.init();
    }
    
    /**
     * 生命周期:销毁富文本
     * 
     * @memberof AppRichTextEditor
     */
    public destoryed(){
        if(this.editor){
            tinymceCode.remove('#' + this.id);
        }
    }

    /**
     * 监听value值
     * 
     * @memberof AppRichTextEditor
     */
    @Watch('value', { immediate: true, deep: true })
    oncurrentContent(newval: any, val: any) {
        if (newval) {
            this.init();
        }
        this.getParams();
    }

    /**
     * 监听语言变化
     */
    @Watch('$i18n.locale')
    onLocaleChange(newval: any, val: any) {
        this.langu = newval;
        if(this.isActived){
            this.init();
        }else{
            this.isNeedInit = true;
        }
    }

    /**
     * 初始化富文本
     * 
     * @memberof AppRichTextEditor
     */
    public init() {
        this.destoryed();
        let richtexteditor = this;
        tinymceCode.init({
            selector: '#' + richtexteditor.id,
            width: 'calc( 100% - 2px )',
            height: richtexteditor.height,
            min_height: 400,
            branding: false,
            plugins: ['link', 'paste', 'table', 'image', 'codesample', 'code', 'fullscreen', 'preview'],
            toolbar: 'undo redo | styleselect | bold italic | alignleft aligncenter alignright alignjustify | outdent indent | link image | fontselect fontsizeselect',
            fontsize_formats: "8pt 10pt 12pt 14pt 18pt 24pt 36pt",
            font_formats: "微软雅黑=Microsoft YaHei,'微软雅黑';宋体=SimSun,'宋体';黑体=SimHei,'黑体';仿宋=FangSong,'仿宋';楷体=KaiTi,'楷体';隶书=LiSu,'隶书';幼圆=YouYuan,'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",
            content_style: ".mce-content-body {font-size:14pt;font-family:Microsoft YaHei,'微软雅黑',sans-serif;}",
            codesample_languages: [
                { text: 'HTML/XML', value: 'markup' },
                { text: 'JavaScript', value: 'javascript' },
                { text: 'CSS', value: 'css' },
                { text: 'PHP', value: 'php' },
                { text: 'Ruby', value: 'ruby' },
                { text: 'Python', value: 'python' },
                { text: 'Java', value: 'java' },
                { text: 'C', value: 'c' },
                { text: 'C#', value: 'csharp' },
                { text: 'C++', value: 'cpp' }
            ],
            paste_data_images: true,
            codesample_content_css: 'assets/tinymce/prism.css',
            skin_url: './assets/tinymce/skins/lightgray',
            language_url: './assets/tinymce/langs/' + richtexteditor.languMap[richtexteditor.langu] + '.js',
            language:richtexteditor.languMap[richtexteditor.langu],
            setup: (editor: any) => {
                richtexteditor.editor = editor;
                editor.on('blur', () => {
                    const content = editor.getContent();
                    richtexteditor.$emit('change', content);
                });
            },
            images_upload_handler: (bolbinfo: any, success: any, failure: any) => {
                const formData = new FormData();
                formData.append('file', bolbinfo.blob(), bolbinfo.filename());
                let _url = richtexteditor.uploadUrl;
                if (this.upload_params.length > 0 ) {
                    _url +='?';
                    this.upload_params.forEach((item:any,i:any)=>{
                        _url += `${Object.keys(item)[0]}=${Object.values(item)[0]}`;
                        if(i<this.upload_params.length-1){
                            _url += '&';
                        }
                    })    
                }
                this.uploadUrl = _url;
                richtexteditor.uploadFile(_url, formData).subscribe((file: any) => {
                    let downloadUrl =   richtexteditor.downloadUrl;
                    if (file.filename) {
                        const id: string = file.fileid;
                        const url: string = `${downloadUrl}/${id}`
                        success(url);
                    }
                    if (this.export_params.length > 0) {
                        downloadUrl +='?';
                        this.export_params.forEach((item:any,i:any)=>{
                            downloadUrl += `${Object.keys(item)[0]}=${Object.values(item)[0]}`;
                            if(i<this.export_params.length-1){
                                downloadUrl += '&';
                            }
                        })
                    }
                }, (error: any) => {
                    console.log(error);
                    failure('HTTP Error: ' + error.status);
                });
            },
            init_instance_callback: (editor: any) => {
                richtexteditor.editor = editor;
                let value = (richtexteditor.value && richtexteditor.value.length > 0) ? richtexteditor.value : '';
                if (richtexteditor.editor) {
                    richtexteditor.editor.setContent(value);
                }
                if (richtexteditor.disabled) {
                    richtexteditor.editor.setMode('readonly');
                }
            }
        });
    }

    /**
     * 上传文件
     * 
     * @param url 路径
     * @param formData 文件对象 
     * @memberof AppRichTextEditor
     */
    public uploadFile(url: string, formData: any) {
        let _this = this;
        const subject: Subject<any> = new Subject<any>();
        axios({
            method: 'post',
            url: url,
            data: formData,
            headers: { 'Content-Type': 'image/png', 'Accept': 'application/json' },
        }).then((response: any) => {
            if (response.status === 200) {
                subject.next(response.data);
            } else {
                subject.error(response);
            }
        }).catch((response: any) => {
            subject.error(response);
        });
        return subject;
    }

    /**
     *获取上传,导出参数
     *
     *@memberof AppRichTextEditor
     */
    public getParams(){
        let uploadparams: any = JSON.parse(JSON.stringify(this.uploadparams));
        let exportparams: any = JSON.parse(JSON.stringify(this.exportparams));

        let upload_params: Array<string> = [];
        let export_params: Array<string> = [];

        let param:any = this.viewparams;
        let context:any = this.context;
        let _data:any = JSON.parse(this.data);

        if (this.uploadparams && !Object.is(this.uploadparams, '')) {
            upload_params = this.$util.computedNavData(_data,param,context,uploadparams);    
        }
        if (this.exportparams && !Object.is(this.exportparams, '')) {
            export_params = this.$util.computedNavData(_data,param,context,exportparams);
        }
        
        this.upload_params = [];
        this.export_params = [];

        for (const item in upload_params) {
            this.upload_params.push({
                [item]:upload_params[item]
            })
        }
        for (const item in export_params) {
            this.export_params.push({
                [item]:export_params[item]
            })
        }
    }
}
</script>
<style lang="less">
</style>