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674 lines
22 KiB
674 lines
22 KiB
11 months ago
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<template>
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<view class="u-parse">
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<slot v-if="!nodes.length" />
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<!--#ifdef APP-PLUS-NVUE-->
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<web-view id="_top" ref="web" :style="'margin-top:-2px;height:'+height+'px'" @onPostMessage="_message" />
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<!--#endif-->
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<!--#ifndef APP-PLUS-NVUE-->
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<view id="_top" :style="showAm+(selectable?';user-select:text;-webkit-user-select:text':'')">
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<!--#ifdef H5 || MP-360-->
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<div :id="'rtf'+uid"></div>
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<!--#endif-->
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<!--#ifndef H5 || MP-360-->
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<u-trees :nodes="nodes" :lazyLoad="lazyLoad" :loading="loadingImg" :preview="preview"/>
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<!--#endif-->
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</view>
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<!--#endif-->
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</view>
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</template>
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<script>
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var search;
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// #ifndef H5 || APP-PLUS-NVUE || MP-360
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import Parser from '../u-trees/MpHtmlParser.js'
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var cache = {};
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// #ifdef MP-WEIXIN || MP-TOUTIAO
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var fs = uni.getFileSystemManager ? uni.getFileSystemManager() : null;
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// #endif
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var dom;
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// 计算 cache 的 key
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function hash(str) {
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for (var i = str.length, val = 5381; i--;)
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val += (val << 5) + str.charCodeAt(i);
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return val;
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}
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// #endif
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// #ifdef H5 || APP-PLUS-NVUE || MP-360
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import cfg from '../u-trees/config.js'
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var {
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windowWidth,
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platform
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} = uni.getSystemInfoSync()
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// #endif
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// #ifdef APP-PLUS-NVUE
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var weexDom = weex.requireModule('dom');
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// #endif
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/**
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* Parser 富文本组件
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* @tutorial https://github.com/jin-yufeng/Parser
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* @property {String} html 富文本数据
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* @property {Boolean} autopause 是否在播放一个视频时自动暂停其他视频
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* @property {Boolean} autoscroll 是否自动给所有表格添加一个滚动层
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* @property {Boolean} autosetTitle 是否自动将 title 标签中的内容设置到页面标题
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* @property {Number} compress 压缩等级
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* @property {String} domain 图片、视频等链接的主域名
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* @property {Boolean} lazyLoad 是否开启图片懒加载
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* @property {String} loadingImg 图片加载完成前的占位图
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* @property {Boolean} selectable 是否开启长按复制
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* @property {Object} tagStyle 标签的默认样式
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* @property {Boolean} showWithAnimation 是否使用渐显动画
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* @property {Boolean} useAnchor 是否使用锚点
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* @property {Boolean} useCache 是否缓存解析结果
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* @property {Boolean} preview 点击图片是否自动预览
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* @event {Function} parse 解析完成事件
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* @event {Function} load dom 加载完成事件
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* @event {Function} ready 所有图片加载完毕事件
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* @event {Function} error 错误事件
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* @event {Function} imgtap 图片点击事件
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* @event {Function} linkpress 链接点击事件
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* @author JinYufeng
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* @version 20201029
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* @listens MIT
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*/
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export default {
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name: 'parser',
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emits: ["parse", "load", "ready", "error", "imgtap", "linkpress"],
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data() {
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return {
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// #ifdef H5 || MP-360
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uid: this._uid,
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// #endif
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// #ifdef APP-PLUS-NVUE
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height: 1,
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// #endif
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// #ifndef APP-PLUS-NVUE
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showAm: '',
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// #endif
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nodes: []
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}
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},
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props: {
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html: String,
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autopause: {
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type: Boolean,
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default: true
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},
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preview: {
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type: Boolean,
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default: true
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},
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autoscroll: Boolean,
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autosetTitle: {
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type: Boolean,
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default: true
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},
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// #ifndef H5 || APP-PLUS-NVUE || MP-360
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compress: Number,
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loadingImg: String,
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useCache: Boolean,
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// #endif
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domain: String,
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lazyLoad: Boolean,
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selectable: Boolean,
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tagStyle: Object,
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showWithAnimation: Boolean,
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useAnchor: Boolean
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},
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watch: {
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html(html) {
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this.setContent(html);
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}
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},
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created() {
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// 图片数组
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this.imgList = [];
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this.imgList.each = function(f) {
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for (var i = 0, len = this.length; i < len; i++)
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this.setItem(i, f(this[i], i, this));
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}
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this.imgList.setItem = function(i, src) {
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if (i == void 0 || !src) return;
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// #ifndef MP-ALIPAY || APP-PLUS
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// 去重
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if (src.indexOf('http') == 0 && this.includes(src)) {
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var newSrc = src.split('://')[0];
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for (var j = newSrc.length, c; c = src[j]; j++) {
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if (c == '/' && src[j - 1] != '/' && src[j + 1] != '/') break;
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newSrc += Math.random() > 0.5 ? c.toUpperCase() : c;
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}
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newSrc += src.substr(j);
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return this[i] = newSrc;
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}
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// #endif
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this[i] = src;
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// 暂存 data src
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if (src.includes('data:image')) {
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var filePath, info = src.match(/data:image\/(\S+?);(\S+?),(.+)/);
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if (!info) return;
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// #ifdef MP-WEIXIN || MP-TOUTIAO
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filePath = `${wx.env.USER_DATA_PATH}/${Date.now()}.${info[1]}`;
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fs && fs.writeFile({
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filePath,
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data: info[3],
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encoding: info[2],
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success: () => this[i] = filePath
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})
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// #endif
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// #ifdef APP-PLUS
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filePath = `_doc/parser_tmp/${Date.now()}.${info[1]}`;
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var bitmap = new plus.nativeObj.Bitmap();
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bitmap.loadBase64Data(src, () => {
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bitmap.save(filePath, {}, () => {
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bitmap.clear()
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this[i] = filePath;
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})
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})
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// #endif
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}
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}
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},
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mounted() {
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// #ifdef H5 || MP-360
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this.document = document.getElementById('rtf' + this._uid);
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// #endif
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// #ifndef H5 || APP-PLUS-NVUE || MP-360
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if (dom) this.document = new dom(this);
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// #endif
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if (search) this.search = args => search(this, args);
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// #ifdef APP-PLUS-NVUE
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this.document = this.$refs.web;
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setTimeout(() => {
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// #endif
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if (this.html) this.setContent(this.html);
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// #ifdef APP-PLUS-NVUE
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}, 30)
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// #endif
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},
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// #ifndef VUE3
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beforeDestroy() {
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// #ifdef H5 || MP-360
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if (this._observer) this._observer.disconnect();
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// #endif
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this.imgList.each(src => {
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// #ifdef APP-PLUS
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if (src && src.includes('_doc')) {
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plus.io.resolveLocalFileSystemURL(src, entry => {
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entry.remove();
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});
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}
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// #endif
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// #ifdef MP-WEIXIN || MP-TOUTIAO
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if (src && src.includes(uni.env.USER_DATA_PATH))
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fs && fs.unlink({
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filePath: src
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})
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// #endif
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})
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clearInterval(this._timer);
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},
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// #endif
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// #ifdef VUE3
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beforeUnmount() {
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// #ifdef H5 || MP-360
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if (this._observer) this._observer.disconnect();
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// #endif
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this.imgList.each(src => {
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// #ifdef APP-PLUS
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if (src && src.includes('_doc')) {
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plus.io.resolveLocalFileSystemURL(src, entry => {
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entry.remove();
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});
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}
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// #endif
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// #ifdef MP-WEIXIN || MP-TOUTIAO
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if (src && src.includes(uni.env.USER_DATA_PATH))
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fs && fs.unlink({
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filePath: src
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})
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// #endif
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})
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clearInterval(this._timer);
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},
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// #endif
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methods: {
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// 设置富文本内容
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setContent(html, append) {
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// #ifdef APP-PLUS-NVUE
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if (!html)
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return this.height = 1;
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if (append)
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this.$refs.web.evalJs("var b=document.createElement('div');b.innerHTML='" + html.replace(/'/g, "\\'") +
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"';document.getElementById('parser').appendChild(b)");
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else {
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html =
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'<meta charset="utf-8" /><meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no"><style>html,body{width:100%;height:100%;overflow:hidden}body{margin:0}</style><base href="' +
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this.domain + '"><div id="parser"' + (this.selectable ? '>' : ' style="user-select:none">') + this._handleHtml(html).replace(/\n/g, '\\n') +
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'</div><script>"use strict";function e(e){if(window.__dcloud_weex_postMessage||window.__dcloud_weex_){var t={data:[e]};window.__dcloud_weex_postMessage?window.__dcloud_weex_postMessage(t):window.__dcloud_weex_.postMessage(JSON.stringify(t))}}document.body.onclick=function(){e({action:"click"})},' +
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(this.showWithAnimation ? 'document.body.style.animation="_show .5s",' : '') +
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'setTimeout(function(){e({action:"load",text:document.body.innerText,height:document.getElementById("parser").scrollHeight})},50);\x3c/script>';
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if (platform == 'android') html = html.replace(/%/g, '%25');
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this.$refs.web.evalJs("document.write('" + html.replace(/'/g, "\\'") + "');document.close()");
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}
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this.$refs.web.evalJs(
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'var t=document.getElementsByTagName("title");t.length&&e({action:"getTitle",title:t[0].innerText});for(var o,n=document.getElementsByTagName("style"),r=1;o=n[r++];)o.innerHTML=o.innerHTML.replace(/body/g,"#parser");for(var a,c=document.getElementsByTagName("img"),s=[],i=0==c.length,d=0,l=0,g=0;a=c[l];l++)parseInt(a.style.width||a.getAttribute("width"))>' +
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windowWidth + '&&(a.style.height="auto"),a.onload=function(){++d==c.length&&(i=!0)},a.onerror=function(){++d==c.length&&(i=!0),' + (cfg.errorImg ? 'this.src="' + cfg.errorImg + '",' : '') +
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'e({action:"error",source:"img",target:this})},a.hasAttribute("ignore")||"A"==a.parentElement.nodeName||(a.i=g++,s.push(a.getAttribute("original-src")||a.src||a.getAttribute("data-src")),a.onclick=function(t){t.stopPropagation(),e({action:"preview",img:{i:this.i,src:this.src}})});e({action:"getImgList",imgList:s});for(var u,m=document.getElementsByTagName("a"),f=0;u=m[f];f++)u.onclick=function(m){m.stopPropagation();var t,o=this.getAttribute("href");if("#"==o[0]){var n=document.getElementById(o.substr(1));n&&(t=n.offsetTop)}return e({action:"linkpress",href:o,offset:t}),!1};for(var h,y=document.getElementsByTagName("video"),v=0;h=y[v];v++)h.style.maxWidth="100%",h.onerror=function(){e({action:"error",source:"video",target:this})}' +
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(this.autopause ? ',h.onplay=function(){for(var e,t=0;e=y[t];t++)e!=this&&e.pause()}' : '') +
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';for(var _,p=document.getElementsByTagName("audio"),w=0;_=p[w];w++)_.onerror=function(){e({action:"error",source:"audio",target:this})};' +
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(this.autoscroll ? 'for(var T,E=document.getElementsByTagName("table"),B=0;T=E[B];B++){var N=document.createElement("div");N.style.overflow="scroll",T.parentNode.replaceChild(N,T),N.appendChild(T)}' : '') +
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'var x=document.getElementById("parser");clearInterval(window.timer),window.timer=setInterval(function(){i&&clearInterval(window.timer),e({action:"ready",ready:i,height:x.scrollHeight})},350)'
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)
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this.nodes = [1];
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// #endif
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// #ifdef H5 || MP-360
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if (!html) {
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if (this.rtf && !append) this.rtf.parentNode.removeChild(this.rtf);
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return;
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}
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var div = document.createElement('div');
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if (!append) {
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if (this.rtf) this.rtf.parentNode.removeChild(this.rtf);
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this.rtf = div;
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} else {
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if (!this.rtf) this.rtf = div;
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else this.rtf.appendChild(div);
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}
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div.innerHTML = this._handleHtml(html, append);
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for (var styles = this.rtf.getElementsByTagName('style'), i = 0, style; style = styles[i++];) {
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style.innerHTML = style.innerHTML.replace(/body/g, '#rtf' + this._uid);
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style.setAttribute('scoped', 'true');
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}
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// 懒加载
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if (!this._observer && this.lazyLoad && IntersectionObserver) {
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this._observer = new IntersectionObserver(changes => {
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for (let item, i = 0; item = changes[i++];) {
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if (item.isIntersecting) {
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item.target.src = item.target.getAttribute('data-src');
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item.target.removeAttribute('data-src');
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this._observer.unobserve(item.target);
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}
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}
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}, {
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rootMargin: '500px 0px 500px 0px'
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})
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}
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var _ts = this;
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// 获取标题
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var title = this.rtf.getElementsByTagName('title');
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if (title.length && this.autosetTitle)
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uni.setNavigationBarTitle({
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title: title[0].innerText
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})
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// 填充 domain
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var fill = target => {
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var src = target.getAttribute('src');
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if (this.domain && src) {
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if (src[0] == '/') {
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if (src[1] == '/')
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target.src = (this.domain.includes('://') ? this.domain.split('://')[0] : '') + ':' + src;
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else target.src = this.domain + src;
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} else if (!src.includes('://') && src.indexOf('data:') != 0) target.src = this.domain + '/' + src;
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}
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}
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// 图片处理
|
||
|
|
this.imgList.length = 0;
|
||
|
|
var imgs = this.rtf.getElementsByTagName('img');
|
||
|
|
for (let i = 0, j = 0, img; img = imgs[i]; i++) {
|
||
|
|
if (parseInt(img.style.width || img.getAttribute('width')) > windowWidth)
|
||
|
|
img.style.height = 'auto';
|
||
|
|
fill(img);
|
||
|
|
if (!img.hasAttribute('ignore') && img.parentElement.nodeName != 'A') {
|
||
|
|
img.i = j++;
|
||
|
|
_ts.imgList.push(img.getAttribute('original-src') || img.src || img.getAttribute('data-src'));
|
||
|
|
img.onclick = function(e) {
|
||
|
|
e.stopPropagation();
|
||
|
|
var preview = _ts.preview;
|
||
|
|
this.ignore = () => preview = false;
|
||
|
|
_ts.$emit('imgtap', this);
|
||
|
|
if (preview) {
|
||
|
|
uni.previewImage({
|
||
|
|
current: this.i,
|
||
|
|
urls: _ts.imgList
|
||
|
|
});
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
img.onerror = function() {
|
||
|
|
if (cfg.errorImg)
|
||
|
|
_ts.imgList[this.i] = this.src = cfg.errorImg;
|
||
|
|
_ts.$emit('error', {
|
||
|
|
source: 'img',
|
||
|
|
target: this
|
||
|
|
});
|
||
|
|
}
|
||
|
|
if (_ts.lazyLoad && this._observer && img.src && img.i != 0) {
|
||
|
|
img.setAttribute('data-src', img.src);
|
||
|
|
img.removeAttribute('src');
|
||
|
|
this._observer.observe(img);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// 链接处理
|
||
|
|
var links = this.rtf.getElementsByTagName('a');
|
||
|
|
for (var link of links) {
|
||
|
|
link.onclick = function(e) {
|
||
|
|
e.stopPropagation();
|
||
|
|
var jump = true,
|
||
|
|
href = this.getAttribute('href');
|
||
|
|
_ts.$emit('linkpress', {
|
||
|
|
href,
|
||
|
|
ignore: () => jump = false
|
||
|
|
});
|
||
|
|
if (jump && href) {
|
||
|
|
if (href[0] == '#') {
|
||
|
|
if (_ts.useAnchor) {
|
||
|
|
_ts.navigateTo({
|
||
|
|
id: href.substr(1)
|
||
|
|
})
|
||
|
|
}
|
||
|
|
} else if (href.indexOf('http') == 0 || href.indexOf('//') == 0)
|
||
|
|
return true;
|
||
|
|
else
|
||
|
|
uni.navigateTo({
|
||
|
|
url: href
|
||
|
|
})
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// 视频处理
|
||
|
|
var videos = this.rtf.getElementsByTagName('video');
|
||
|
|
_ts.videoContexts = videos;
|
||
|
|
for (let video, i = 0; video = videos[i++];) {
|
||
|
|
fill(video);
|
||
|
|
video.style.maxWidth = '100%';
|
||
|
|
video.onerror = function() {
|
||
|
|
_ts.$emit('error', {
|
||
|
|
source: 'video',
|
||
|
|
target: this
|
||
|
|
});
|
||
|
|
}
|
||
|
|
video.onplay = function() {
|
||
|
|
if (_ts.autopause)
|
||
|
|
for (let item, i = 0; item = _ts.videoContexts[i++];)
|
||
|
|
if (item != this) item.pause();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// 音频处理
|
||
|
|
var audios = this.rtf.getElementsByTagName('audio');
|
||
|
|
for (var audio of audios) {
|
||
|
|
fill(audio);
|
||
|
|
audio.onerror = function() {
|
||
|
|
_ts.$emit('error', {
|
||
|
|
source: 'audio',
|
||
|
|
target: this
|
||
|
|
});
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// 表格处理
|
||
|
|
if (this.autoscroll) {
|
||
|
|
var tables = this.rtf.getElementsByTagName('table');
|
||
|
|
for (var table of tables) {
|
||
|
|
let div = document.createElement('div');
|
||
|
|
div.style.overflow = 'scroll';
|
||
|
|
table.parentNode.replaceChild(div, table);
|
||
|
|
div.appendChild(table);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (!append) this.document.appendChild(this.rtf);
|
||
|
|
this.$nextTick(() => {
|
||
|
|
this.nodes = [1];
|
||
|
|
this.$emit('load');
|
||
|
|
});
|
||
|
|
setTimeout(() => this.showAm = '', 500);
|
||
|
|
// #endif
|
||
|
|
// #ifndef APP-PLUS-NVUE
|
||
|
|
// #ifndef H5 || MP-360
|
||
|
|
var nodes;
|
||
|
|
if (!html) return this.nodes = [];
|
||
|
|
var parser = new Parser(html, this);
|
||
|
|
// 缓存读取
|
||
|
|
if (this.useCache) {
|
||
|
|
var hashVal = hash(html);
|
||
|
|
if (cache[hashVal])
|
||
|
|
nodes = cache[hashVal];
|
||
|
|
else {
|
||
|
|
nodes = parser.parse();
|
||
|
|
cache[hashVal] = nodes;
|
||
|
|
}
|
||
|
|
} else nodes = parser.parse();
|
||
|
|
this.$emit('parse', nodes);
|
||
|
|
if (append) this.nodes = this.nodes.concat(nodes);
|
||
|
|
else this.nodes = nodes;
|
||
|
|
if (nodes.length && nodes.title && this.autosetTitle)
|
||
|
|
uni.setNavigationBarTitle({
|
||
|
|
title: nodes.title
|
||
|
|
})
|
||
|
|
if (this.imgList) this.imgList.length = 0;
|
||
|
|
this.videoContexts = [];
|
||
|
|
this.$nextTick(() => {
|
||
|
|
(function f(cs) {
|
||
|
|
for (var i = cs.length; i--;) {
|
||
|
|
if (cs[i].top) {
|
||
|
|
cs[i].controls = [];
|
||
|
|
cs[i].init();
|
||
|
|
f(cs[i].$children);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
})(this.$children)
|
||
|
|
this.$emit('load');
|
||
|
|
})
|
||
|
|
// #endif
|
||
|
|
var height;
|
||
|
|
clearInterval(this._timer);
|
||
|
|
this._timer = setInterval(() => {
|
||
|
|
// #ifdef H5 || MP-360
|
||
|
|
this.rect = this.rtf.getBoundingClientRect();
|
||
|
|
// #endif
|
||
|
|
// #ifndef H5 || MP-360
|
||
|
|
uni.createSelectorQuery().in(this)
|
||
|
|
.select('#_top').boundingClientRect().exec(res => {
|
||
|
|
if (!res) return;
|
||
|
|
this.rect = res[0];
|
||
|
|
// #endif
|
||
|
|
if (this.rect.height == height) {
|
||
|
|
this.$emit('ready', this.rect)
|
||
|
|
clearInterval(this._timer);
|
||
|
|
}
|
||
|
|
height = this.rect.height;
|
||
|
|
// #ifndef H5 || MP-360
|
||
|
|
});
|
||
|
|
// #endif
|
||
|
|
}, 350);
|
||
|
|
if (this.showWithAnimation && !append) this.showAm = 'animation:_show .5s';
|
||
|
|
// #endif
|
||
|
|
},
|
||
|
|
// 获取文本内容
|
||
|
|
getText(ns = this.nodes) {
|
||
|
|
var txt = '';
|
||
|
|
// #ifdef APP-PLUS-NVUE
|
||
|
|
txt = this._text;
|
||
|
|
// #endif
|
||
|
|
// #ifdef H5 || MP-360
|
||
|
|
txt = this.rtf.innerText;
|
||
|
|
// #endif
|
||
|
|
// #ifndef H5 || APP-PLUS-NVUE || MP-360
|
||
|
|
for (var i = 0, n; n = ns[i++];) {
|
||
|
|
if (n.type == 'text') txt += n.text.replace(/ /g, '\u00A0').replace(/</g, '<').replace(/>/g, '>')
|
||
|
|
.replace(/&/g, '&');
|
||
|
|
else if (n.type == 'br') txt += '\n';
|
||
|
|
else {
|
||
|
|
// 块级标签前后加换行
|
||
|
|
var block = n.name == 'p' || n.name == 'div' || n.name == 'tr' || n.name == 'li' || (n.name[0] == 'h' && n.name[1] >
|
||
|
|
'0' && n.name[1] < '7');
|
||
|
|
if (block && txt && txt[txt.length - 1] != '\n') txt += '\n';
|
||
|
|
if (n.children) txt += this.getText(n.children);
|
||
|
|
if (block && txt[txt.length - 1] != '\n') txt += '\n';
|
||
|
|
else if (n.name == 'td' || n.name == 'th') txt += '\t';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// #endif
|
||
|
|
return txt;
|
||
|
|
},
|
||
|
|
// 锚点跳转
|
||
|
|
in (obj) {
|
||
|
|
if (obj.page && obj.selector && obj.scrollTop) this._in = obj;
|
||
|
|
},
|
||
|
|
navigateTo(obj) {
|
||
|
|
if (!this.useAnchor) return obj.fail && obj.fail('Anchor is disabled');
|
||
|
|
// #ifdef APP-PLUS-NVUE
|
||
|
|
if (!obj.id)
|
||
|
|
weexDom.scrollToElement(this.$refs.web);
|
||
|
|
else
|
||
|
|
this.$refs.web.evalJs('var pos=document.getElementById("' + obj.id +
|
||
|
|
'");if(pos)post({action:"linkpress",href:"#",offset:pos.offsetTop+' + (obj.offset || 0) + '})');
|
||
|
|
obj.success && obj.success();
|
||
|
|
// #endif
|
||
|
|
// #ifndef APP-PLUS-NVUE
|
||
|
|
var d = ' ';
|
||
|
|
// #ifdef MP-WEIXIN || MP-QQ || MP-TOUTIAO
|
||
|
|
d = '>>>';
|
||
|
|
// #endif
|
||
|
|
var selector = uni.createSelectorQuery().in(this._in ? this._in.page : this).select((this._in ? this._in.selector :
|
||
|
|
'#_top') + (obj.id ? `${d}#${obj.id},${this._in?this._in.selector:'#_top'}${d}.${obj.id}` : '')).boundingClientRect();
|
||
|
|
if (this._in) selector.select(this._in.selector).scrollOffset().select(this._in.selector).boundingClientRect();
|
||
|
|
else selector.selectViewport().scrollOffset();
|
||
|
|
selector.exec(res => {
|
||
|
|
if (!res[0]) return obj.fail && obj.fail('Label not found')
|
||
|
|
var scrollTop = res[1].scrollTop + res[0].top - (res[2] ? res[2].top : 0) + (obj.offset || 0);
|
||
|
|
if (this._in) this._in.page[this._in.scrollTop] = scrollTop;
|
||
|
|
else uni.pageScrollTo({
|
||
|
|
scrollTop,
|
||
|
|
duration: 300
|
||
|
|
})
|
||
|
|
obj.success && obj.success();
|
||
|
|
})
|
||
|
|
// #endif
|
||
|
|
},
|
||
|
|
// 获取视频对象
|
||
|
|
getVideoContext(id) {
|
||
|
|
// #ifndef APP-PLUS-NVUE
|
||
|
|
if (!id) return this.videoContexts;
|
||
|
|
else
|
||
|
|
for (var i = this.videoContexts.length; i--;)
|
||
|
|
if (this.videoContexts[i].id == id) return this.videoContexts[i];
|
||
|
|
// #endif
|
||
|
|
},
|
||
|
|
// #ifdef H5 || APP-PLUS-NVUE || MP-360
|
||
|
|
_handleHtml(html, append) {
|
||
|
|
const classPrefix = ".u-parse ";
|
||
|
|
if (!append) {
|
||
|
|
// 处理 tag-style 和 userAgentStyles
|
||
|
|
var style = `<style>@keyframes _show{0%{opacity:0}100%{opacity:1}}${classPrefix}img{max-width:100%}`;
|
||
|
|
for (var item in cfg.userAgentStyles)
|
||
|
|
style += `${classPrefix}${item}{${cfg.userAgentStyles[item]}}`;
|
||
|
|
for (item in this.tagStyle)
|
||
|
|
style += `${classPrefix}${item}{${this.tagStyle[item]}}`;
|
||
|
|
style += '</style>';
|
||
|
|
html = style + html;
|
||
|
|
}
|
||
|
|
// 处理 rpx
|
||
|
|
if (html.includes('rpx'))
|
||
|
|
html = html.replace(/[0-9.]+\s*rpx/g, $ => (parseFloat($) * windowWidth / 750) + 'px');
|
||
|
|
return html;
|
||
|
|
},
|
||
|
|
// #endif
|
||
|
|
// #ifdef APP-PLUS-NVUE
|
||
|
|
_message(e) {
|
||
|
|
var _ts = this;
|
||
|
|
// 接收 web-view 消息
|
||
|
|
var d = e.detail.data[0];
|
||
|
|
switch (d.action) {
|
||
|
|
case 'load':
|
||
|
|
this.$emit('load');
|
||
|
|
this.height = d.height;
|
||
|
|
this._text = d.text;
|
||
|
|
break;
|
||
|
|
case 'getTitle':
|
||
|
|
if (this.autosetTitle)
|
||
|
|
uni.setNavigationBarTitle({
|
||
|
|
title: d.title
|
||
|
|
})
|
||
|
|
break;
|
||
|
|
case 'getImgList':
|
||
|
|
this.imgList.length = 0;
|
||
|
|
for (var i = d.imgList.length; i--;)
|
||
|
|
this.imgList.setItem(i, d.imgList[i]);
|
||
|
|
break;
|
||
|
|
case 'preview':
|
||
|
|
var preview = _ts.preview;
|
||
|
|
d.img.ignore = () => preview = false;
|
||
|
|
this.$emit('imgtap', d.img);
|
||
|
|
if (preview)
|
||
|
|
uni.previewImage({
|
||
|
|
current: d.img.i,
|
||
|
|
urls: this.imgList
|
||
|
|
})
|
||
|
|
break;
|
||
|
|
case 'linkpress':
|
||
|
|
var jump = true,
|
||
|
|
href = d.href;
|
||
|
|
this.$emit('linkpress', {
|
||
|
|
href,
|
||
|
|
ignore: () => jump = false
|
||
|
|
})
|
||
|
|
if (jump && href) {
|
||
|
|
if (href[0] == '#') {
|
||
|
|
if (this.useAnchor)
|
||
|
|
weexDom.scrollToElement(this.$refs.web, {
|
||
|
|
offset: d.offset
|
||
|
|
})
|
||
|
|
} else if (href.includes('://'))
|
||
|
|
plus.runtime.openWeb(href);
|
||
|
|
else
|
||
|
|
uni.navigateTo({
|
||
|
|
url: href
|
||
|
|
})
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 'error':
|
||
|
|
if (d.source == 'img' && cfg.errorImg)
|
||
|
|
this.imgList.setItem(d.target.i, cfg.errorImg);
|
||
|
|
this.$emit('error', {
|
||
|
|
source: d.source,
|
||
|
|
target: d.target
|
||
|
|
})
|
||
|
|
break;
|
||
|
|
case 'ready':
|
||
|
|
this.height = d.height;
|
||
|
|
if (d.ready) uni.createSelectorQuery().in(this).select('#_top').boundingClientRect().exec(res => {
|
||
|
|
this.rect = res[0];
|
||
|
|
this.$emit('ready', res[0]);
|
||
|
|
})
|
||
|
|
break;
|
||
|
|
case 'click':
|
||
|
|
this.$emit('click');
|
||
|
|
this.$emit('tap');
|
||
|
|
}
|
||
|
|
},
|
||
|
|
// #endif
|
||
|
|
}
|
||
|
|
}
|
||
|
|
</script>
|
||
|
|
|
||
|
|
<style lang="scss" scoped>
|
||
|
|
@keyframes _show {
|
||
|
|
0% {
|
||
|
|
opacity: 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
100% {
|
||
|
|
opacity: 1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* #ifdef MP-WEIXIN */
|
||
|
|
:host {
|
||
|
|
display: block;
|
||
|
|
overflow: auto;
|
||
|
|
-webkit-overflow-scrolling: touch;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* #endif */
|
||
|
|
</style>
|