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576 lines
16 KiB
576 lines
16 KiB
<template> |
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<view :id="attrs.id" :class="'_block _'+name+' '+attrs.class" :style="attrs.style"> |
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<block v-for="(n, i) in childs" v-bind:key="i"> |
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<!-- 图片 --> |
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<!-- 占位图 --> |
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<image v-if="n.name==='img'&&!n.t&&((opts[1]&&!ctrl[i])||ctrl[i]<0)" class="_img" :style="n.attrs.style" :src="ctrl[i]<0?opts[2]:opts[1]" mode="widthFix" /> |
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<!-- 显示图片 --> |
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<!-- #ifdef H5 || (APP-PLUS && VUE2) --> |
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<img v-if="n.name==='img'" :id="n.attrs.id" :class="'_img '+n.attrs.class" :style="(ctrl[i]===-1?'display:none;':'')+n.attrs.style" :src="n.attrs.src||(ctrl.load?n.attrs['data-src']:'')" :data-i="i" @load="imgLoad" @error="mediaError" @tap.stop="imgTap" @longpress="imgLongTap" /> |
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<!-- #endif --> |
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<!-- #ifndef H5 || (APP-PLUS && VUE2) --> |
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<!-- 表格中的图片，使用 rich-text 防止大小不正确 --> |
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<rich-text v-if="n.name==='img'&&n.t" :style="'display:'+n.t" :nodes="'<img class=\'_img\' style=\''+n.attrs.style+'\' src=\''+n.attrs.src+'\'>'" :data-i="i" @tap.stop="imgTap" /> |
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<!-- #endif --> |
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<!-- #ifndef H5 || APP-PLUS --> |
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<image v-else-if="n.name==='img'" :id="n.attrs.id" :class="'_img '+n.attrs.class" :style="(ctrl[i]===-1?'display:none;':'')+'width:'+(ctrl[i]||1)+'px;height:1px;'+n.attrs.style" :src="n.attrs.src" :mode="!n.h?'widthFix':(!n.w?'heightFix':'')" :lazy-load="opts[0]" :webp="n.webp" :show-menu-by-longpress="opts[3]&&!n.attrs.ignore" :image-menu-prevent="!opts[3]||n.attrs.ignore" :data-i="i" @load="imgLoad" @error="mediaError" @tap.stop="imgTap" @longpress="imgLongTap" /> |
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<!-- #endif --> |
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<!-- #ifdef APP-PLUS && VUE3 --> |
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<image v-else-if="n.name==='img'" :id="n.attrs.id" :class="'_img '+n.attrs.class" :style="(ctrl[i]===-1?'display:none;':'')+'width:'+(ctrl[i]||1)+'px;'+n.attrs.style" :src="n.attrs.src||(ctrl.load?n.attrs['data-src']:'')" :mode="!n.h?'widthFix':(!n.w?'heightFix':'')" :data-i="i" @load="imgLoad" @error="mediaError" @tap.stop="imgTap" @longpress="imgLongTap" /> |
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<!-- #endif --> |
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<!-- 文本 --> |
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<!-- #ifdef MP-WEIXIN --> |
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<text v-else-if="n.text" :user-select="opts[4]=='force'&&isiOS" decode>{{n.text}}</text> |
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<!-- #endif --> |
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<!-- #ifndef MP-WEIXIN || MP-BAIDU || MP-ALIPAY || MP-TOUTIAO --> |
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<text v-else-if="n.text" decode>{{n.text}}</text> |
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<!-- #endif --> |
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<text v-else-if="n.name==='br'">\n</text> |
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<!-- 链接 --> |
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<view v-else-if="n.name==='a'" :id="n.attrs.id" :class="(n.attrs.href?'_a ':'')+n.attrs.class" hover-class="_hover" :style="'display:inline;'+n.attrs.style" :data-i="i" @tap.stop="linkTap"> |
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<node name="span" :childs="n.children" :opts="opts" style="display:inherit" /> |
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</view> |
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<!-- 视频 --> |
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<!-- #ifdef APP-PLUS --> |
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<view v-else-if="n.html" :id="n.attrs.id" :class="'_video '+n.attrs.class" :style="n.attrs.style" v-html="n.html" @vplay.stop="play" /> |
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<!-- #endif --> |
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<!-- #ifndef APP-PLUS --> |
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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" :controls="n.attrs.controls" :loop="n.attrs.loop" :muted="n.attrs.muted" :object-fit="n.attrs['object-fit']" :poster="n.attrs.poster" :src="n.src[ctrl[i]||0]" :data-i="i" @play="play" @error="mediaError" /> |
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<!-- #endif --> |
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<!-- #ifdef H5 || 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" :src="n.attrs.src" /> |
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<embed v-else-if="n.name==='embed'" :style="n.attrs.style" :src="n.attrs.src" /> |
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<!-- #endif --> |
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<!-- #ifndef MP-TOUTIAO || ((H5 || APP-PLUS) && VUE3) --> |
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<!-- 音频 --> |
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<audio v-else-if="n.name==='audio'" :id="n.attrs.id" :class="n.attrs.class" :style="n.attrs.style" :author="n.attrs.author" :controls="n.attrs.controls" :loop="n.attrs.loop" :name="n.attrs.name" :poster="n.attrs.poster" :src="n.src[ctrl[i]||0]" :data-i="i" @play="play" @error="mediaError" /> |
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<!-- #endif --> |
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<view v-else-if="(n.name==='table'&&n.c)||n.name==='li'" :id="n.attrs.id" :class="'_'+n.name+' '+n.attrs.class" :style="n.attrs.style"> |
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<node v-if="n.name==='li'" :childs="n.children" :opts="opts" /> |
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<view v-else v-for="(tbody, x) in n.children" v-bind:key="x" :class="'_'+tbody.name+' '+tbody.attrs.class" :style="tbody.attrs.style"> |
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<node v-if="tbody.name==='td'||tbody.name==='th'" :childs="tbody.children" :opts="opts" /> |
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<block v-else v-for="(tr, y) in tbody.children" v-bind:key="y"> |
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<view v-if="tr.name==='td'||tr.name==='th'" :class="'_'+tr.name+' '+tr.attrs.class" :style="tr.attrs.style"> |
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<node :childs="tr.children" :opts="opts" /> |
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</view> |
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<view v-else :class="'_'+tr.name+' '+tr.attrs.class" :style="tr.attrs.style"> |
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<view v-for="(td, z) in tr.children" v-bind:key="z" :class="'_'+td.name+' '+td.attrs.class" :style="td.attrs.style"> |
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<node :childs="td.children" :opts="opts" /> |
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</view> |
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</view> |
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</block> |
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</view> |
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</view> |
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|
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<!-- 富文本 --> |
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<!-- #ifdef H5 || ((MP-WEIXIN || MP-QQ || APP-PLUS || MP-360) && VUE2) --> |
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<rich-text v-else-if="!n.c&&!handler.isInline(n.name, n.attrs.style)" :id="n.attrs.id" :style="n.f" :user-select="opts[4]" :nodes="[n]" /> |
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<!-- #endif --> |
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<!-- #ifndef H5 || ((MP-WEIXIN || MP-QQ || APP-PLUS || MP-360) && VUE2) --> |
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<rich-text v-else-if="!n.c" :id="n.attrs.id" :style="n.f+';display:inline'" :preview="false" :selectable="opts[4]" :user-select="opts[4]" :nodes="[n]" /> |
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<!-- #endif --> |
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<!-- 继续递归 --> |
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<view v-else-if="n.c===2" :id="n.attrs.id" :class="'_block _'+n.name+' '+n.attrs.class" :style="n.f+';'+n.attrs.style"> |
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<node v-for="(n2, j) in n.children" v-bind:key="j" :style="n2.f" :name="n2.name" :attrs="n2.attrs" :childs="n2.children" :opts="opts" /> |
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</view> |
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<node v-else :style="n.f" :name="n.name" :attrs="n.attrs" :childs="n.children" :opts="opts" /> |
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</block> |
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</view> |
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</template> |
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<script module="handler" lang="wxs"> |
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// 行内标签列表 |
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var inlineTags = { |
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abbr: true, |
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b: true, |
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big: true, |
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code: true, |
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del: true, |
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em: true, |
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i: true, |
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ins: true, |
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label: true, |
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q: true, |
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small: true, |
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span: true, |
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strong: true, |
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sub: true, |
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sup: true |
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} |
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/** |
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* @description 判断是否为行内标签 |
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*/ |
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module.exports = { |
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isInline: function (tagName, style) { |
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return inlineTags[tagName] || (style || '').indexOf('display:inline') !== -1 |
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} |
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} |
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</script> |
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<script> |
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|
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import node from './node' |
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export default { |
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name: 'node', |
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options: { |
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// #ifdef MP-WEIXIN |
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virtualHost: true, |
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// #endif |
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// #ifdef MP-TOUTIAO |
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addGlobalClass: false |
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// #endif |
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}, |
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data () { |
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return { |
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ctrl: {}, |
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// #ifdef MP-WEIXIN |
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isiOS: uni.getSystemInfoSync().system.includes('iOS') |
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// #endif |
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} |
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}, |
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props: { |
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name: String, |
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attrs: { |
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type: Object, |
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default () { |
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return {} |
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} |
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}, |
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childs: Array, |
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opts: Array |
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}, |
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components: { |
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|
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// #ifndef (H5 || APP-PLUS) && VUE3 |
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node |
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// #endif |
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}, |
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mounted () { |
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this.$nextTick(() => { |
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for (this.root = this.$parent; this.root.$options.name !== 'u-parse'; this.root = this.root.$parent); |
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}) |
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// #ifdef H5 || APP-PLUS |
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if (this.opts[0]) { |
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let i |
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for (i = this.childs.length; i--;) { |
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if (this.childs[i].name === 'img') break |
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} |
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if (i !== -1) { |
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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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this.observer.observe('._img', res => { |
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if (res.intersectionRatio) { |
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this.$set(this.ctrl, 'load', 1) |
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this.observer.disconnect() |
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} |
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}) |
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} |
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} |
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// #endif |
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}, |
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beforeDestroy () { |
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// #ifdef H5 || APP-PLUS |
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if (this.observer) { |
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this.observer.disconnect() |
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} |
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// #endif |
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}, |
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methods:{ |
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// #ifdef MP-WEIXIN |
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toJSON () { return this }, |
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// #endif |
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/** |
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* @description 播放视频事件 |
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* @param {Event} e |
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*/ |
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play (e) { |
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this.root.$emit('play') |
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// #ifndef APP-PLUS |
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if (this.root.pauseVideo) { |
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let flag = false |
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const id = e.target.id |
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for (let i = this.root._videos.length; i--;) { |
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if (this.root._videos[i].id === id) { |
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flag = true |
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} else { |
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this.root._videos[i].pause() // 自动暂停其他视频 |
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} |
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} |
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// 将自己加入列表 |
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if (!flag) { |
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const ctx = uni.createVideoContext(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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ctx.id = id |
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if (this.root.playbackRate) { |
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ctx.playbackRate(this.root.playbackRate) |
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} |
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this.root._videos.push(ctx) |
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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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* @description 图片点击事件 |
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* @param {Event} e |
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*/ |
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imgTap (e) { |
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const node = this.childs[e.currentTarget.dataset.i] |
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if (node.a) { |
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this.linkTap(node.a) |
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return |
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} |
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if (node.attrs.ignore) return |
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// #ifdef H5 || APP-PLUS |
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node.attrs.src = node.attrs.src || node.attrs['data-src'] |
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// #endif |
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this.root.$emit('imgTap', node.attrs) |
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// 自动预览图片 |
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if (this.root.previewImg) { |
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uni.previewImage({ |
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// #ifdef MP-WEIXIN |
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showmenu: this.root.showImgMenu, |
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// #endif |
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// #ifdef MP-ALIPAY |
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enablesavephoto: this.root.showImgMenu, |
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enableShowPhotoDownload: this.root.showImgMenu, |
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// #endif |
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current: parseInt(node.attrs.i), |
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urls: this.root.imgList |
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}) |
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} |
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}, |
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|
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/** |
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* @description 图片长按 |
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*/ |
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imgLongTap (e) { |
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// #ifdef APP-PLUS |
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const attrs = this.childs[e.currentTarget.dataset.i].attrs |
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if (this.opts[3] && !attrs.ignore) { |
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uni.showActionSheet({ |
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itemList: ['保存图片'], |
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success: () => { |
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const save = path => { |
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uni.saveImageToPhotosAlbum({ |
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filePath: path, |
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success () { |
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uni.showToast({ |
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title: '保存成功' |
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}) |
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} |
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}) |
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} |
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if (this.root.imgList[attrs.i].startsWith('http')) { |
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uni.downloadFile({ |
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url: this.root.imgList[attrs.i], |
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success: res => save(res.tempFilePath) |
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}) |
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} else { |
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save(this.root.imgList[attrs.i]) |
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} |
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} |
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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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* @description 图片加载完成事件 |
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* @param {Event} e |
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*/ |
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imgLoad (e) { |
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const i = e.currentTarget.dataset.i |
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/* #ifndef H5 || (APP-PLUS && VUE2) */ |
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if (!this.childs[i].w) { |
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// 设置原宽度 |
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this.$set(this.ctrl, i, e.detail.width) |
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} else /* #endif */ if ((this.opts[1] && !this.ctrl[i]) || this.ctrl[i] === -1) { |
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// 加载完毕，取消加载中占位图 |
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this.$set(this.ctrl, i, 1) |
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} |
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this.checkReady() |
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}, |
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|
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/** |
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* @description 检查是否所有图片加载完毕 |
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*/ |
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checkReady () { |
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if (!this.root.lazyLoad) { |
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this.root._unloadimgs -= 1 |
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if (!this.root._unloadimgs) { |
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setTimeout(() => { |
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this.root.getRect().then(rect => { |
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this.root.$emit('ready', rect) |
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}).catch(() => { |
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this.root.$emit('ready', {}) |
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}) |
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}, 350) |
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} |
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} |
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}, |
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|
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/** |
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* @description 链接点击事件 |
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* @param {Event} e |
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*/ |
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linkTap (e) { |
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const node = e.currentTarget ? this.childs[e.currentTarget.dataset.i] : {} |
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const attrs = node.attrs || e |
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const href = attrs.href |
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this.root.$emit('linkTap', Object.assign({ |
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innerText: this.root.getText(node.children || []) // 链接内的文本内容 |
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}, attrs)) |
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if (href) { |
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if (href[0] === '#') { |
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// 跳转锚点 |
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this.root.navigateTo(href.substring(1)).catch(() => { }) |
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} else if (href.split('?')[0].includes('://')) { |
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// 复制外部链接 |
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if (this.root.copyLink) { |
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// #ifdef H5 |
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window.open(href) |
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// #endif |
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// #ifdef MP |
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uni.setClipboardData({ |
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data: 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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// #ifdef APP-PLUS |
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plus.runtime.openWeb(href) |
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// #endif |
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} |
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} else { |
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// 跳转页面 |
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uni.navigateTo({ |
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url: href, |
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fail () { |
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uni.switchTab({ |
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url: href, |
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fail () { } |
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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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|
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/** |
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* @description 错误事件 |
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* @param {Event} e |
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*/ |
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mediaError (e) { |
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const i = e.currentTarget.dataset.i |
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const node = this.childs[i] |
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// 加载其他源 |
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if (node.name === 'video' || node.name === 'audio') { |
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let index = (this.ctrl[i] || 0) + 1 |
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if (index > node.src.length) { |
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index = 0 |
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} |
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if (index < node.src.length) { |
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this.$set(this.ctrl, i, index) |
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return |
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} |
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} else if (node.name === 'img') { |
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// #ifdef H5 && VUE3 |
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if (this.opts[0] && !this.ctrl.load) return |
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// #endif |
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// 显示错误占位图 |
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if (this.opts[2]) { |
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this.$set(this.ctrl, i, -1) |
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} |
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this.checkReady() |
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} |
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if (this.root) { |
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this.root.$emit('error', { |
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source: node.name, |
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attrs: node.attrs, |
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// #ifndef H5 && VUE3 |
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errMsg: e.detail.errMsg |
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// #endif |
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}) |
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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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/* a 标签默认效果 */ |
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._a { |
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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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|
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/* a 标签点击态效果 */ |
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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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|
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/* 图片默认效果 */ |
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._img { |
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max-width: 100%; |
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-webkit-touch-callout: none; |
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} |
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|
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/* 内部样式 */ |
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|
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._block { |
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display: block; |
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} |
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|
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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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|
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._code { |
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font-family: monospace; |
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} |
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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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|
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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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|
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._h1 { |
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font-size: 2em; |
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} |
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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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|
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._h3 { |
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font-size: 1.17em; |
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} |
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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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|
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._h6 { |
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font-size: 0.67em; |
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} |
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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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|
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._image { |
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height: 1px; |
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} |
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|
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._ins { |
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text-decoration: underline; |
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} |
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|
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._li { |
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display: list-item; |
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} |
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|
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._ol { |
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list-style-type: decimal; |
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} |
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|
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._ol, |
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._ul { |
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display: block; |
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padding-left: 40px; |
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margin: 1em 0; |
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} |
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|
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._q::before { |
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content: '"'; |
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} |
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|
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._q::after { |
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content: '"'; |
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} |
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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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|
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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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|
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._thead, |
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._tbody, |
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._tfoot { |
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display: table-row-group; |
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} |
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|
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._tr { |
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display: table-row; |
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} |
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|
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._td, |
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._th { |
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display: table-cell; |
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vertical-align: middle; |
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} |
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|
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._th { |
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font-weight: bold; |
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text-align: center; |
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} |
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|
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._ul { |
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list-style-type: disc; |
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} |
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|
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._ul ._ul { |
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margin: 0; |
|
list-style-type: circle; |
|
} |
|
|
|
._ul ._ul ._ul { |
|
list-style-type: square; |
|
} |
|
|
|
._abbr, |
|
._b, |
|
._code, |
|
._del, |
|
._em, |
|
._i, |
|
._ins, |
|
._label, |
|
._q, |
|
._span, |
|
._strong, |
|
._sub, |
|
._sup { |
|
display: inline; |
|
} |
|
|
|
/* #ifdef APP-PLUS */ |
|
._video { |
|
width: 300px; |
|
height: 225px; |
|
} |
|
/* #endif */ |
|
</style> |