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476 lines
12 KiB
476 lines
12 KiB
<!--
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trees 递归显示组件
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github：https://github.com/jin-yufeng/Parser
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docs：https://jin-yufeng.github.io/Parser
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插件市场：https://ext.dcloud.net.cn/plugin?id=805
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author：JinYufeng
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update：2020/04/13
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-->
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<template>
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<view class="interlayer">
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<block v-for="(n, index) in nodes" v-bind:key="index">
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<!--图片-->
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<!--#ifdef MP-WEIXIN || MP-QQ || MP-ALIPAY || APP-PLUS-->
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<rich-text v-if="n.name=='img'" :id="n.attrs.id" class="_img" :style="''+handler.getStyle(n.attrs.style)" :nodes="handler.getNode(n,!lazyLoad||imgLoad)"
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:data-attrs="n.attrs" @tap="imgtap" @longpress="imglongtap" />
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<!--#endif-->
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<!--#ifdef MP-BAIDU || MP-TOUTIAO-->
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<rich-text v-if="n.name=='img'" :id="n.attrs.id" class="_img" :style="n.attrs.contain" :nodes='[n]' :data-attrs="n.attrs"
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@tap="imgtap" @longpress="imglongtap" />
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<!--#endif-->
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<!--文本-->
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<!--#ifdef MP-WEIXIN || MP-QQ || APP-PLUS-->
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<rich-text v-else-if="n.decode" class="_entity" :nodes="[n]"></rich-text>
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<!--#endif-->
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<text v-else-if="n.type=='text'" decode>{{n.text}}</text>
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<text v-else-if="n.name=='br'">\n</text>
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<!--视频-->
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<view v-else-if="n.name=='video'">
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<view v-if="(!loadVideo||n.lazyLoad)&&!(controls[n.attrs.id]&&controls[n.attrs.id].play)" :id="n.attrs.id" :class="'_video '+(n.attrs.class||'')"
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:style="n.attrs.style" @tap="_loadVideo" />
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<video v-else :id="n.attrs.id" :class="n.attrs.class" :style="n.attrs.style" :autoplay="n.attrs.autoplay||(controls[n.attrs.id]&&controls[n.attrs.id].play)"
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:controls="n.attrs.controls" :loop="n.attrs.loop" :muted="n.attrs.muted" :poster="n.attrs.poster" :src="n.attrs.source[(controls[n.attrs.id]&&controls[n.attrs.id].index)||0]"
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:unit-id="n.attrs['unit-id']" :data-id="n.attrs.id" data-from="video" data-source="source" @error="error" @play="play" />
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</view>
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<!--音频-->
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<audio v-else-if="n.name=='audio'" :class="n.attrs.class" :style="n.attrs.style" :author="n.attrs.author" :autoplay="n.attrs.autoplay"
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:controls="n.attrs.controls" :loop="n.attrs.loop" :name="n.attrs.name" :poster="n.attrs.poster" :src="n.attrs.source[(controls[n.attrs.id]&&controls[n.attrs.id].index)||0]"
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:data-id="n.attrs.id" data-from="audio" data-source="source" @error="error" @play="play" />
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<!--链接-->
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<view v-else-if="n.name=='a'" :class="'_a '+(n.attrs.class||'')" hover-class="_hover" :style="n.attrs.style"
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:data-attrs="n.attrs" @tap="linkpress">
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<trees class="_span" :nodes="n.children" />
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</view>
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<!--广告（按需打开注释）-->
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<!--#ifdef MP-WEIXIN || MP-QQ || MP-TOUTIAO-->
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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']"
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data-from="ad" @error="error" />-->
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<!--#endif-->
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<!--#ifdef MP-BAIDU-->
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<!--<ad v-else-if="n.name=='ad'" :class="n.attrs.class" :style="n.attrs.style" :appid="n.attrs.appid"
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:apid="n.attrs.apid" :type="n.attrs.type" data-from="ad" @error="error" />-->
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<!--#endif-->
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<!--#ifdef APP-PLUS-->
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<!--<ad v-else-if="n.name=='ad'" :class="n.attrs.class" :style="n.attrs.style" :adpid="n.attrs.adpid"
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data-from="ad" @error="error" />-->
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<!--#endif-->
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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'">
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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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<!--#ifdef MP-ALIPAY-->
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<view class="_li">
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<trees :nodes="n.children" />
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</view>
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<!--#endif-->
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<!--#ifndef MP-ALIPAY-->
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<trees class="_li" :nodes="n.children" :lazyLoad="lazyLoad" :loadVideo="loadVideo" />
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<!--#endif-->
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</view>
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<!--表格-->
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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, i) in n.children" v-bind:key="i" :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, j) in tbody.children" v-bind:key="j" :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" :lazyLoad="lazyLoad" :loadVideo="loadVideo" />
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<block v-else>
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<!--#ifdef MP-ALIPAY-->
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<view v-for="(td, k) in tr.children" v-bind:key="k" :class="td.attrs.class" :style="(td.attrs.style||'')+(td.name[0]=='t'?';display:table-'+(td.name=='tr'?'row':'cell'):'')">
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<trees :nodes="td.children" />
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</view>
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<!--#endif-->
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<!--#ifndef MP-ALIPAY-->
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<trees v-for="(td, k) in tr.children" v-bind:key="k" :class="td.attrs.class" :style="(td.attrs.style||'')+(td.name[0]=='t'?';display:table-'+(td.name=='tr'?'row':'cell'):'')"
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:nodes="td.children" :lazyLoad="lazyLoad" :loadVideo="loadVideo" />
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<!--#endif-->
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</block>
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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 || MP-ALIPAY || APP-PLUS-->
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<rich-text v-else-if="handler.useRichText(n)" :id="n.attrs.id" :class="'_p __'+n.name" :nodes="[n]" />
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<!--#endif-->
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<!--#ifdef MP-BAIDU || MP-TOUTIAO-->
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<rich-text v-else-if="!(n.c||n.continue)" :id="n.attrs.id" :class="_p" :style="n.attrs.contain" :nodes="[n]" />
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<!--#endif-->
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<!--#ifdef MP-ALIPAY-->
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<view v-else :id="n.attrs.id" :class="'_'+n.name+' '+(n.attrs.class||'')" :style="n.attrs.style">
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<trees :nodes="n.children" />
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</view>
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<!--#endif-->
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<!--#ifndef MP-ALIPAY-->
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<trees v-else :class="(n.attrs.id||'')+' _'+n.name+' '+(n.attrs.class||'')" :style="n.attrs.style" :nodes="n.children"
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:lazyLoad="lazyLoad" :loadVideo="loadVideo" />
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<!--#endif-->
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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 module="handler" lang="sjs" src="./handler.sjs"></script>
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<script>
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global.Parser = {};
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import trees from './trees'
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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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controls: {},
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// #ifdef MP-WEIXIN || MP-QQ || APP-PLUS
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imgLoad: false,
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// #endif
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// #ifndef APP-PLUS
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loadVideo: true
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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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// #ifdef MP-WEIXIN || MP-QQ || H5 || APP-PLUS
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lazyLoad: Boolean,
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// #endif
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// #ifdef APP-PLUS
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loadVideo: Boolean
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// #endif
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},
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mounted() {
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// 获取顶层组件
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this.top = this.$parent;
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while (this.top.$options.name != 'parser') {
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if (this.top.top) {
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this.top = this.top.top;
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break;
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}
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this.top = this.top.$parent;
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}
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},
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// #ifdef MP-WEIXIN || MP-QQ || APP-PLUS
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beforeDestroy() {
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if (this.observer)
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this.observer.disconnect();
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},
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// #endif
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methods: {
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// #ifndef MP-ALIPAY
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play(e) {
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if (this.top.videoContexts.length > 1 && this.top.autopause)
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for (var i = this.top.videoContexts.length; i--;)
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if (this.top.videoContexts[i].id != e.currentTarget.dataset.id)
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this.top.videoContexts[i].pause();
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},
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// #endif
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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, 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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imglongtap(e) {
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var attrs = e.item.dataset.attrs;
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if (!attrs.ignore)
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this.top.$emit('imglongtap', {
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id: e.target.id,
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src: attrs.src
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})
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},
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linkpress(e) {
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var jump = true,
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attrs = e.currentTarget.dataset.attrs;
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attrs.ignore = () => jump = false;
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global.Parser.onLinkpress && global.Parser.onLinkpress(attrs);
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this.top.$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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})
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}
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}
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},
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error(e) {
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var context, target = e.currentTarget,
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source = target.dataset.from;
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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.controls[target.id] ? this.controls[target.id].index + 1 : 1;
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if (index < target.dataset.source.length)
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this.$set(this.controls, target.id + '.index', index);
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if (source == 'video') context = uni.createVideoContext(target.id, this);
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}
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this.top && this.top.$emit('error', {
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source,
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target,
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errMsg: e.detail.errMsg,
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errCode: e.detail.errCode,
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context
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});
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},
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_loadVideo(e) {
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this.$set(this.controls, e.currentTarget.id, {
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play: true,
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index: 0
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})
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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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color: #366092;
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word-break: break-all;
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padding: 1.5px 0 1.5px 0;
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}
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._hover {
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opacity: 0.7;
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text-decoration: underline;
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}
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._img {
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display: inline-block;
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text-indent: 0;
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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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/* #ifdef MP */
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.interlayer {
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align-content: inherit;
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align-items: inherit;
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display: inherit;
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flex-direction: inherit;
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flex-wrap: 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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._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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._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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._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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margin-right: 5px;
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text-align: right;
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width: 36px;
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}
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._ul-bef {
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line-height: normal;
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margin: 0 12px 0 23px;
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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;
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}
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._ul-p1 {
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display: inline-block;
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height: 0.3em;
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line-height: 0.3em;
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overflow: hidden;
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width: 0.3em;
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}
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._ul-p2 {
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border: 0.05em solid black;
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border-radius: 50%;
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display: inline-block;
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height: 0.23em;
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width: 0.23em;
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}
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._q::before {
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content: '"';
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}
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._q::after {
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content: '"';
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}
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._sub {
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font-size: smaller;
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vertical-align: sub;
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}
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._sup {
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font-size: smaller;
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vertical-align: super;
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}
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/* #ifndef MP-WEIXIN */
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._abbr,
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._b,
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._code,
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._del,
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._em,
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._i,
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._ins,
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._label,
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._q,
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._span,
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._strong,
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._sub,
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._sup {
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display: inline;
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}
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/* #endif */
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/* #ifdef MP-WEIXIN || MP-QQ || MP-ALIPAY */
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.__bdo,
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.__bdi,
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.__ruby,
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.__rt,
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._entity {
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display: inline-block;
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}
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/* #endif */
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._video {
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background-color: black;
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display: inline-block;
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height: 225px;
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position: relative;
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width: 300px;
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}
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._video::after {
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border-color: transparent transparent transparent white;
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border-style: solid;
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border-width: 15px 0 15px 30px;
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content: '';
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left: 50%;
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margin: -15px 0 0 -15px;
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position: absolute;
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top: 50%;
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}
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</style>
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