<template>
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<view :class="'interlayer '+(c||'')" :style="s">
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<block v-for="(n, i) in nodes" v-bind:key="i">
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<!--图片-->
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<view v-if="n.name=='img'" :class="'_img '+n.attrs.class" :style="n.attrs.style" :data-attrs="n.attrs" @tap.stop="imgtap">
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<rich-text v-if="ctrl[i]!=0" :nodes="[{attrs:{src:loading&&(ctrl[i]||0)<2?loading:(lazyLoad&&!ctrl[i]?placeholder:(ctrl[i]==3?errorImg:n.attrs.src||'')),alt:n.attrs.alt||'',width:n.attrs.width||'',style:'-webkit-touch-callout:none;max-width:100%;display:block'+(n.attrs.height?';height:'+n.attrs.height:'')},name:'img'}]" />
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<image class="_image" :src="lazyLoad&&!ctrl[i]?placeholder:n.attrs.src" :lazy-load="lazyLoad"
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:show-menu-by-longpress="!n.attrs.ignore" :data-i="i" :data-index="n.attrs.i" data-source="img" @load="loadImg"
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@error="error" />
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</view>
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<!--文本-->
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<text v-else-if="n.type=='text'" decode>{{n.text}}</text>
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<!--#ifndef MP-BAIDU-->
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<text v-else-if="n.name=='br'">\n</text>
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<!--#endif-->
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<!--视频-->
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<view v-else-if="((n.lazyLoad&&!n.attrs.autoplay)||(n.name=='video'&&!loadVideo))&&ctrl[i]==undefined" :id="n.attrs.id"
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:class="'_video '+(n.attrs.class||'')" :style="n.attrs.style" :data-i="i" @tap.stop="_loadVideo" />
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<video v-else-if="n.name=='video'" :id="n.attrs.id" :class="n.attrs.class" :style="n.attrs.style" :autoplay="n.attrs.autoplay||ctrl[i]==0"
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:controls="n.attrs.controls" :loop="n.attrs.loop" :muted="n.attrs.muted" :poster="n.attrs.poster" :src="n.attrs.source[ctrl[i]||0]"
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:unit-id="n.attrs['unit-id']" :data-id="n.attrs.id" :data-i="i" data-source="video" @error="error" @play="play" />
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<!--音频-->
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<audio v-else-if="n.name=='audio'" :ref="n.attrs.id" :class="n.attrs.class" :style="n.attrs.style" :author="n.attrs.author"
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:autoplay="n.attrs.autoplay" :controls="n.attrs.controls" :loop="n.attrs.loop" :name="n.attrs.name" :poster="n.attrs.poster"
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:src="n.attrs.source[ctrl[i]||0]" :data-i="i" :data-id="n.attrs.id" data-source="audio" @error.native="error"
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@play.native="play" />
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<!--链接-->
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<view v-else-if="n.name=='a'" :id="n.attrs.id" :class="'_a '+(n.attrs.class||'')" hover-class="_hover" :style="n.attrs.style"
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:data-attrs="n.attrs" @tap.stop="linkpress">
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<trees class="_span" c="_span" :nodes="n.children" />
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</view>
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<!--广告-->
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<!--<ad v-else-if="n.name=='ad'" :class="n.attrs.class" :style="n.attrs.style" :unit-id="n.attrs['unit-id']" :appid="n.attrs.appid" :apid="n.attrs.apid" :type="n.attrs.type" :adpid="n.attrs.adpid" data-source="ad" @error="error" />-->
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<!--列表-->
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<view v-else-if="n.name=='li'" :id="n.attrs.id" :class="n.attrs.class" :style="(n.attrs.style||'')+';display:flex;flex-direction:row'">
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<view v-if="n.type=='ol'" class="_ol-bef">{{n.num}}</view>
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<view v-else class="_ul-bef">
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<view v-if="n.floor%3==0" class="_ul-p1">█</view>
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<view v-else-if="n.floor%3==2" class="_ul-p2" />
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<view v-else class="_ul-p1" style="border-radius:50%">█</view>
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</view>
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<trees class="_li" c="_li" :nodes="n.children" :lazyLoad="lazyLoad" :loading="loading" />
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</view>
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<!--表格-->
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<view v-else-if="n.name=='table'&&n.c&&n.flag" :id="n.attrs.id" :class="n.attrs.class" :style="(n.attrs.style||'')+';display:grid'">
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<trees v-for="(cell,n) in n.children" v-bind:key="n" :class="cell.attrs.class" :c="cell.attrs.class" :style="cell.attrs.style"
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:s="cell.attrs.style" :nodes="cell.children" />
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</view>
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<view v-else-if="n.name=='table'&&n.c" :id="n.attrs.id" :class="n.attrs.class" :style="(n.attrs.style||'')+';display:table'">
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<view v-for="(tbody, o) in n.children" v-bind:key="o" :class="tbody.attrs.class" :style="(tbody.attrs.style||'')+(tbody.name[0]=='t'?';display:table-'+(tbody.name=='tr'?'row':'row-group'):'')">
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<view v-for="(tr, p) in tbody.children" v-bind:key="p" :class="tr.attrs.class" :style="(tr.attrs.style||'')+(tr.name[0]=='t'?';display:table-'+(tr.name=='tr'?'row':'cell'):'')">
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<trees v-if="tr.name=='td'" :nodes="tr.children" />
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<trees v-else v-for="(td, q) in tr.children" v-bind:key="q" :class="td.attrs.class" :c="td.attrs.class" :style="(td.attrs.style||'')+(td.name[0]=='t'?';display:table-'+(td.name=='tr'?'row':'cell'):'')"
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:s="(td.attrs.style||'')+(td.name[0]=='t'?';display:table-'+(td.name=='tr'?'row':'cell'):'')" :nodes="td.children" />
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</view>
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</view>
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</view>
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<!--#ifdef APP-PLUS-->
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<iframe v-else-if="n.name=='iframe'" :style="n.attrs.style" :allowfullscreen="n.attrs.allowfullscreen" :frameborder="n.attrs.frameborder"
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:width="n.attrs.width" :height="n.attrs.height" :src="n.attrs.src" />
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<embed v-else-if="n.name=='embed'" :style="n.attrs.style" :width="n.attrs.width" :height="n.attrs.height" :src="n.attrs.src" />
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<!--#endif-->
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<!--富文本-->
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<!--#ifdef MP-WEIXIN || MP-QQ || APP-PLUS-->
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<rich-text v-else-if="handler.use(n)" :id="n.attrs.id" :class="'_p __'+n.name" :nodes="[n]" />
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<!--#endif-->
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<!--#ifndef MP-WEIXIN || MP-QQ || APP-PLUS-->
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<rich-text v-else-if="!n.c" :id="n.attrs.id" :nodes="[n]" style="display:inline" />
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<!--#endif-->
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<trees v-else :class="(n.attrs.id||'')+' _'+n.name+' '+(n.attrs.class||'')" :c="(n.attrs.id||'')+' _'+n.name+' '+(n.attrs.class||'')"
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:style="n.attrs.style" :s="n.attrs.style" :nodes="n.children" :lazyLoad="lazyLoad" :loading="loading" />
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</block>
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</view>
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</template>
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<script module="handler" lang="wxs" src="./handler.wxs"></script>
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<script>
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global.Parser = {};
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import trees from './trees'
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const errorImg = require('../libs/config.js').errorImg;
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export default {
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components: {
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trees
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},
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name: 'trees',
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data() {
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return {
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ctrl: [],
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placeholder: 'data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="300" height="225"/>',
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errorImg,
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loadVideo: typeof plus == 'undefined',
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// #ifndef MP-ALIPAY
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c: '',
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s: ''
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// #endif
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}
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},
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props: {
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nodes: Array,
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lazyLoad: Boolean,
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loading: String,
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// #ifdef MP-ALIPAY
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c: String,
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s: String
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// #endif
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},
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mounted() {
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for (this.top = this.$parent; this.top.$options.name != 'parser'; this.top = this.top.$parent);
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this.init();
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},
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// #ifdef APP-PLUS
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beforeDestroy() {
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this.observer && this.observer.disconnect();
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},
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// #endif
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methods: {
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init() {
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for (var i = this.nodes.length, n; n = this.nodes[--i];) {
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if (n.name == 'img') {
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this.top.imgList.setItem(n.attrs.i, n.attrs['original-src'] || n.attrs.src);
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// #ifdef APP-PLUS
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if (this.lazyLoad && !this.observer) {
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this.observer = uni.createIntersectionObserver(this).relativeToViewport({
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top: 500,
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bottom: 500
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});
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setTimeout(() => {
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this.observer.observe('._img', res => {
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if (res.intersectionRatio) {
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for (var j = this.nodes.length; j--;)
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if (this.nodes[j].name == 'img')
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this.$set(this.ctrl, j, 1);
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this.observer.disconnect();
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}
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})
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}, 0)
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}
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// #endif
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} else if (n.name == 'video' || n.name == 'audio') {
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var ctx;
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if (n.name == 'video') {
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ctx = uni.createVideoContext(n.attrs.id
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// #ifndef MP-BAIDU
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, this
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// #endif
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);
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} else if (this.$refs[n.attrs.id])
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ctx = this.$refs[n.attrs.id][0];
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if (ctx) {
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ctx.id = n.attrs.id;
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this.top.videoContexts.push(ctx);
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}
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}
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}
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// #ifdef APP-PLUS
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// APP 上避免 video 错位需要延时渲染
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setTimeout(() => {
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this.loadVideo = true;
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}, 1000)
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// #endif
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},
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play(e) {
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var contexts = this.top.videoContexts;
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if (contexts.length > 1 && this.top.autopause)
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for (var i = contexts.length; i--;)
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if (contexts[i].id != e.currentTarget.dataset.id)
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contexts[i].pause();
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},
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imgtap(e) {
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var attrs = e.currentTarget.dataset.attrs;
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if (!attrs.ignore) {
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var preview = true,
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data = {
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id: e.target.id,
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src: attrs.src,
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ignore: () => preview = false
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};
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global.Parser.onImgtap && global.Parser.onImgtap(data);
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this.top.$emit('imgtap', data);
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if (preview) {
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var urls = this.top.imgList,
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current = urls[attrs.i] ? parseInt(attrs.i) : (urls = [attrs.src], 0);
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uni.previewImage({
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current,
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urls
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})
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}
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}
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},
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loadImg(e) {
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var i = e.currentTarget.dataset.i;
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if (this.lazyLoad && !this.ctrl[i]) {
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// #ifdef QUICKAPP-WEBVIEW
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this.$set(this.ctrl, i, 0);
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this.$nextTick(function() {
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// #endif
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// #ifndef APP-PLUS
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this.$set(this.ctrl, i, 1);
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// #endif
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// #ifdef QUICKAPP-WEBVIEW
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})
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// #endif
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} else if (this.loading && this.ctrl[i] != 2) {
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// #ifdef QUICKAPP-WEBVIEW
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this.$set(this.ctrl, i, 0);
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this.$nextTick(function() {
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// #endif
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this.$set(this.ctrl, i, 2);
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// #ifdef QUICKAPP-WEBVIEW
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})
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// #endif
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}
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},
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linkpress(e) {
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var jump = true,
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attrs = e.currentTarget.dataset.attrs;
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attrs.ignore = () => jump = false;
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global.Parser.onLinkpress && global.Parser.onLinkpress(attrs);
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this.top.$emit('linkpress', attrs);
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if (jump) {
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// #ifdef MP
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if (attrs['app-id']) {
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return uni.navigateToMiniProgram({
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appId: attrs['app-id'],
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path: attrs.path
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})
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}
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// #endif
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if (attrs.href) {
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if (attrs.href[0] == '#') {
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if (this.top.useAnchor)
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this.top.navigateTo({
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id: attrs.href.substring(1)
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})
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} else if (attrs.href.indexOf('http') == 0 || attrs.href.indexOf('//') == 0) {
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// #ifdef APP-PLUS
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plus.runtime.openWeb(attrs.href);
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// #endif
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// #ifndef APP-PLUS
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uni.setClipboardData({
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data: attrs.href,
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success: () =>
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uni.showToast({
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title: '链接已复制'
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})
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})
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// #endif
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} else
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uni.navigateTo({
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url: attrs.href,
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fail() {
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uni.switchTab({
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url: attrs.href,
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})
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}
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})
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}
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}
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},
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error(e) {
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var target = e.currentTarget,
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source = target.dataset.source,
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i = target.dataset.i;
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if (source == 'video' || source == 'audio') {
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// 加载其他 source
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var index = this.ctrl[i] ? this.ctrl[i].i + 1 : 1;
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if (index < this.nodes[i].attrs.source.length)
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this.$set(this.ctrl, i, index);
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if (e.detail.__args__)
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e.detail = e.detail.__args__[0];
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} else if (errorImg && source == 'img') {
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this.top.imgList.setItem(target.dataset.index, errorImg);
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this.$set(this.ctrl, i, 3);
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}
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this.top && this.top.$emit('error', {
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source,
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target,
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errMsg: e.detail.errMsg
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});
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},
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_loadVideo(e) {
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this.$set(this.ctrl, e.target.dataset.i, 0);
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}
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}
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}
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</script>
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<style>
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/* 在这里引入自定义样式 */
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/* 链接和图片效果 */
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._a {
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display: inline;
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padding: 1.5px 0 1.5px 0;
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color: #366092;
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word-break: break-all;
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}
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._hover {
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text-decoration: underline;
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opacity: 0.7;
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}
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._img {
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display: inline-block;
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max-width: 100%;
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overflow: hidden;
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}
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/* #ifdef MP-WEIXIN */
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:host {
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display: inline;
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}
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/* #endif */
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/* #ifndef MP-ALIPAY || APP-PLUS */
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.interlayer {
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display: inherit;
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flex-direction: inherit;
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flex-wrap: inherit;
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align-content: inherit;
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align-items: inherit;
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justify-content: inherit;
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width: 100%;
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white-space: inherit;
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}
|
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/* #endif */
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._b,
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._strong {
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font-weight: bold;
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}
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/* #ifndef MP-ALIPAY */
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._blockquote,
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._div,
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._p,
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._ol,
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._ul,
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._li {
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display: block;
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}
|
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/* #endif */
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._code {
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font-family: monospace;
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}
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._del {
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text-decoration: line-through;
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}
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._em,
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._i {
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font-style: italic;
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}
|
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._h1 {
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font-size: 2em;
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}
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._h2 {
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font-size: 1.5em;
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}
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._h3 {
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font-size: 1.17em;
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}
|
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._h5 {
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font-size: 0.83em;
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}
|
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._h6 {
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font-size: 0.67em;
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}
|
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._h1,
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._h2,
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._h3,
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._h4,
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._h5,
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._h6 {
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display: block;
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font-weight: bold;
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}
|
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._image {
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display: block;
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width: 100%;
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height: 360px;
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margin-top: -360px;
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opacity: 0;
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}
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._ins {
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text-decoration: underline;
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}
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._li {
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flex: 1;
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width: 0;
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}
|
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._ol-bef {
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width: 36px;
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margin-right: 5px;
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text-align: right;
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}
|
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._ul-bef {
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display: block;
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margin: 0 12px 0 23px;
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line-height: normal;
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}
|
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._ol-bef,
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._ul-bef {
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flex: none;
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user-select: none;
|
}
|
|
._ul-p1 {
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display: inline-block;
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width: 0.3em;
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height: 0.3em;
|
overflow: hidden;
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line-height: 0.3em;
|
}
|
|
._ul-p2 {
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display: inline-block;
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width: 0.23em;
|
height: 0.23em;
|
border: 0.05em solid black;
|
border-radius: 50%;
|
}
|
|
._q::before {
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content: '"';
|
}
|
|
._q::after {
|
content: '"';
|
}
|
|
._sub {
|
font-size: smaller;
|
vertical-align: sub;
|
}
|
|
._sup {
|
font-size: smaller;
|
vertical-align: super;
|
}
|
|
/* #ifdef MP-ALIPAY || APP-PLUS || QUICKAPP-WEBVIEW */
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._abbr,
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._b,
|
._code,
|
._del,
|
._em,
|
._i,
|
._ins,
|
._label,
|
._q,
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._span,
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._strong,
|
._sub,
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._sup {
|
display: inline;
|
}
|
|
/* #endif */
|
|
/* #ifdef MP-WEIXIN || MP-QQ */
|
.__bdo,
|
.__bdi,
|
.__ruby,
|
.__rt {
|
display: inline-block;
|
}
|
|
/* #endif */
|
._video {
|
position: relative;
|
display: inline-block;
|
width: 300px;
|
height: 225px;
|
background-color: black;
|
}
|
|
._video::after {
|
position: absolute;
|
top: 50%;
|
left: 50%;
|
margin: -15px 0 0 -15px;
|
content: '';
|
border-color: transparent transparent transparent white;
|
border-style: solid;
|
border-width: 15px 0 15px 30px;
|
}
|
</style>
|
