620 lines
14 KiB
Vue
620 lines
14 KiB
Vue
<template>
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<view :id="attrs.id" :class="'_' + 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
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v-if="n.name == 'img' && ((opts[1] && !ctrl[i]) || ctrl[i] < 0)"
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class="_img"
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:style="n.attrs.style"
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:src="ctrl[i] < 0 ? opts[2] : opts[1]"
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mode="widthFix"
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/>
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<!-- 显示图片 -->
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<!-- #ifdef H5 || APP-PLUS -->
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<img
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v-if="n.name == 'img'"
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:id="n.attrs.id"
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:class="'_img ' + n.attrs.class"
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:style="(ctrl[i] == -1 ? 'display:none;' : '') + n.attrs.style"
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:src="n.attrs.src || (ctrl.load ? n.attrs['data-src'] : '')"
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:data-i="i"
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@load="imgLoad"
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@error="mediaError"
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@tap.stop="imgTap"
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@longpress="imgLongTap"
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/>
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<!-- #endif -->
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<!-- #ifndef H5 || APP-PLUS -->
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<image
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v-if="n.name == 'img'"
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:id="n.attrs.id"
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:class="'_img ' + n.attrs.class"
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:style="
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(ctrl[i] == -1 ? 'display:none;' : '') +
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'width:' +
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(ctrl[i] || 1) +
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'px;height:1px;' +
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n.attrs.style
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"
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:src="n.attrs.src"
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:mode="n.h ? '' : 'widthFix'"
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:lazy-load="opts[0]"
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:webp="n.webp"
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:show-menu-by-longpress="opts[3] && !n.attrs.ignore"
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:image-menu-prevent="!opts[3] || n.attrs.ignore"
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:data-i="i"
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@load="imgLoad"
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@error="mediaError"
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@tap.stop="imgTap"
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@longpress="imgLongTap"
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/>
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<!-- #endif -->
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<!-- 文本 -->
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<!-- #ifndef MP-BAIDU -->
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<text v-else-if="n.type == '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
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v-else-if="n.name == 'a'"
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:id="n.attrs.id"
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:class="(n.attrs.href ? '_a ' : '') + n.attrs.class"
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hover-class="_hover"
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:style="'display:inline;' + n.attrs.style"
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:data-i="i"
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@tap.stop="linkTap"
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>
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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
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v-else-if="n.html"
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:id="n.attrs.id"
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:class="'_video ' + n.attrs.class"
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:style="n.attrs.style"
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v-html="n.html"
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/>
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<!-- #endif -->
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<!-- #ifndef APP-PLUS -->
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<video
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v-else-if="n.name == 'video'"
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:id="n.attrs.id"
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:class="n.attrs.class"
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:style="n.attrs.style"
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:autoplay="n.attrs.autoplay"
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:controls="n.attrs.controls"
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:loop="n.attrs.loop"
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:muted="n.attrs.muted"
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:poster="n.attrs.poster"
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:src="n.src[ctrl[i] || 0]"
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:data-i="i"
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@play="play"
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@error="mediaError"
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/>
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<!-- #endif -->
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<!-- #ifdef H5 || APP-PLUS -->
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<iframe
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v-else-if="n.name == 'iframe'"
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:style="n.attrs.style"
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:allowfullscreen="n.attrs.allowfullscreen"
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:frameborder="n.attrs.frameborder"
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:src="n.attrs.src"
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/>
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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 -->
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<!-- 音频 -->
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<audio
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v-else-if="n.name == 'audio'"
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:id="n.attrs.id"
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:class="n.attrs.class"
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:style="n.attrs.style"
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:author="n.attrs.author"
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:controls="n.attrs.controls"
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:loop="n.attrs.loop"
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:name="n.attrs.name"
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:poster="n.attrs.poster"
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:src="n.src[ctrl[i] || 0]"
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:data-i="i"
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@play="play"
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@error="mediaError"
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/>
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<!-- #endif -->
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<view
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v-else-if="(n.name == 'table' && n.c) || n.name == 'li'"
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:id="n.attrs.id"
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:class="'_' + n.name + ' ' + n.attrs.class"
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:style="n.attrs.style"
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>
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<node v-if="n.name == 'li'" :childs="n.children" :opts="opts" />
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<view
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v-else
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v-for="(tbody, x) in n.children"
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v-bind:key="x"
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:class="'_' + tbody.name + ' ' + tbody.attrs.class"
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:style="tbody.attrs.style"
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>
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<node
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v-if="tbody.name == 'td' || tbody.name == 'th'"
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:childs="tbody.children"
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:opts="opts"
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/>
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<block v-else v-for="(tr, y) in tbody.children" v-bind:key="y">
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<view
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v-if="tr.name == 'td' || tr.name == 'th'"
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:class="'_' + tr.name + ' ' + tr.attrs.class"
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:style="tr.attrs.style"
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>
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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
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v-for="(td, z) in tr.children"
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v-bind:key="z"
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:class="'_' + td.name + ' ' + td.attrs.class"
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:style="td.attrs.style"
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>
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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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<!-- 富文本 -->
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<!-- #ifdef H5 || MP-WEIXIN || MP-QQ || APP-PLUS || MP-360 -->
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<rich-text v-else-if="handler.use(n)" :id="n.attrs.id" :style="n.f" :nodes="[n]" />
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<!-- #endif -->
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<!-- #ifndef H5 || MP-WEIXIN || MP-QQ || APP-PLUS || MP-360 -->
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<rich-text
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v-else-if="!n.c"
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:id="n.attrs.id"
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:style="n.f + ';display:inline'"
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:preview="false"
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:nodes="[n]"
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/>
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<!-- #endif -->
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<!-- 继续递归 -->
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<view
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v-else-if="n.c == 2"
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:id="n.attrs.id"
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:class="'_' + n.name + ' ' + n.attrs.class"
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:style="n.f + ';' + n.attrs.style"
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>
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<node
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v-for="(n2, j) in n.children"
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v-bind:key="j"
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:style="n2.f"
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:name="n2.name"
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:attrs="n2.attrs"
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:childs="n2.children"
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:opts="opts"
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/>
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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 是否使用 rich-text 显示剩余内容
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*/
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module.exports = {
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use: function (item) {
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// 微信和 QQ 的 rich-text inline 布局无效
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if (inlineTags[item.name] || (item.attrs.style || '').indexOf('display:inline') != -1)
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return false
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return !item.c
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}
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}
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</script>
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<script>
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import node from './node';
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export default {
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name: 'node',
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// #ifdef MP-WEIXIN
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options: {
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virtualHost: true,
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},
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// #endif
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data() {
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return {
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ctrl: {},
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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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node,
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},
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mounted() {
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for (
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this.root = this.$parent;
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this.root.$options.name != 'mp-html';
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this.root = this.root.$parent
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);
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// #ifdef H5 || APP-PLUS
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if (this.opts[0]) {
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for (var i = this.childs.length; i--; ) if (this.childs[i].name == 'img') break;
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if (i != -1) {
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this.observer = uni.createIntersectionObserver(this).relativeToViewport({
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top: 500,
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bottom: 500,
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});
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this.observer.observe('._img', (res) => {
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if (res.intersectionRatio) {
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this.$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) this.observer.disconnect();
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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() {},
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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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// #ifndef APP-PLUS
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if (this.root.pauseVideo) {
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var flag = false,
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id = e.target.id;
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for (var i = this.root._videos.length; i--; ) {
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if (this.root._videos[i].id == id) flag = true;
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else this.root._videos[i].pause(); // 自动暂停其他视频
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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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var ctx = uni.createVideoContext(
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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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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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* @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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var node = this.childs[e.currentTarget.dataset.i];
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if (node.a) return this.linkTap(node.a);
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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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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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* @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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var attrs = this.childs[e.currentTarget.dataset.i].attrs;
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if (!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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uni.downloadFile({
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url: this.root.imgList[attrs.i],
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success: (res) => {
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uni.saveImageToPhotosAlbum({
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filePath: res.tempFilePath,
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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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});
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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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* @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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var i = e.currentTarget.dataset.i;
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// #ifndef H5 || APP-PLUS
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// 设置原宽度
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if (!this.childs[i].w) this.$set(this.ctrl, i, e.detail.width);
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// #endif
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// 加载完毕，取消加载中占位图
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else if ((this.opts[1] && !this.ctrl[i]) || this.ctrl[i] == -1) this.$set(this.ctrl, i, 1);
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},
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/**
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* @description 链接点击事件
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* @param {Event} e
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*/
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linkTap(e) {
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var attrs = e.currentTarget ? this.childs[e.currentTarget.dataset.i].attrs : e,
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href = attrs.href;
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this.root.$emit('linktap', attrs);
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if (href) {
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// 跳转锚点
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if (href[0] == '#') this.root.navigateTo(href.substring(1)).catch(() => {});
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// 复制外部链接
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else if (href.includes('://')) {
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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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}
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// 跳转页面
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else
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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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* @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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var i = e.currentTarget.dataset.i,
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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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var index = (this.ctrl[i] || 0) + 1;
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if (index > node.src.length) index = 0;
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if (index < node.src.length) return this.$set(this.ctrl, i, index);
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}
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// 显示错误占位图
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else if (node.name == 'img' && this.opts[2]) this.$set(this.ctrl, i, -1);
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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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errMsg: e.detail.errMsg,
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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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/* 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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/* 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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/* 内部样式 */
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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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._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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height: 1px;
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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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display: list-item;
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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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._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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._q::before {
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|
content: '"';
|
|
}
|
|
|
|
._q::after {
|
|
content: '"';
|
|
}
|
|
|
|
._sub {
|
|
font-size: smaller;
|
|
vertical-align: sub;
|
|
}
|
|
|
|
._sup {
|
|
font-size: smaller;
|
|
vertical-align: super;
|
|
}
|
|
|
|
._thead,
|
|
._tbody,
|
|
._tfoot {
|
|
display: table-row-group;
|
|
}
|
|
|
|
._tr {
|
|
display: table-row;
|
|
}
|
|
|
|
._td,
|
|
._th {
|
|
display: table-cell;
|
|
vertical-align: middle;
|
|
}
|
|
|
|
._th {
|
|
font-weight: bold;
|
|
text-align: center;
|
|
}
|
|
|
|
._ul {
|
|
list-style-type: disc;
|
|
}
|
|
|
|
._ul ._ul {
|
|
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>
|