102 lines
4.2 KiB
JavaScript
102 lines
4.2 KiB
JavaScript
/* 配置文件 */
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const canIUse = wx.canIUse('editor'); // 高基础库标识，用于兼容
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const Prism = require('./prism.js');
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module.exports = {
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// 过滤器函数
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filter(node, cxt) {
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if (node.name == 'pre')
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cxt.bubble(); // 使得 pre 不被 rich-text 包含（为实现长按复制）
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},
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// 代码高亮函数
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highlight(content, attrs) {
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var info = content.match(/<code.*?language-([a-z-]+).*?>([\s\S]+)<\/code.*?>/m);
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if (!info) return content;
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var lan = info[1];
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content = info[2].replace(/</g, '<').replace(/>/g, '>').replace(/&/g, '&');
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attrs['data-content'] = content; // 记录原始内容，长按复制时使用
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switch (lan) {
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case 'js':
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case 'javascript':
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content = Prism.highlight(content, Prism.languages.javascript, 'javascript');
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break;
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case 'html':
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case 'html-editor':
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case 'wxml':
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case 'vue':
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content = Prism.highlight(content, Prism.languages.html, 'html');
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break;
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case 'json':
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content = Prism.highlight(content, Prism.languages.json, 'json');
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break;
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case 'md':
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case 'md-editor':
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case 'markdown':
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content = Prism.highlight(content, Prism.languages.markdown, 'markdown');
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break;
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case 'c':
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case 'cpp':
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content = Prism.highlight(content, Prism.languages.clike, 'clike');
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}
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// 增加语言显示
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if (!lan.includes('editor'))
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content = `<span style="position:absolute;top:3px;right:8px;font-size:.6rem;color:#808080;font-weight:bold">${lan}</span><div style='overflow:auto;max-width:100%;padding-bottom:1em'>${content}</div>`;
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return content;
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},
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// 文本处理函数
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onText: null,
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// 实体编码列表
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entities: {
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quot: '"',
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apos: "'",
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semi: ';',
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nbsp: '\xA0',
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ndash: '–',
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mdash: '—',
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middot: '·',
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lsquo: '‘',
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rsquo: '’',
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ldquo: '“',
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rdquo: '”',
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bull: '•',
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hellip: '…'
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},
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blankChar: makeMap(' ,\xA0,\t,\r,\n,\f'),
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inlineTags: makeMap('abbr,b,big,code,del,em,i,ins,label,q,small,span,strong'),
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// 块级标签，将被转为 div
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blockTags: makeMap('address,article,aside,body,caption,center,cite,footer,header,html,nav,section' + (canIUse ? '' : ',pre')),
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// 将被移除的标签
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ignoreTags: makeMap('area,base,basefont,canvas,command,embed,frame,iframe,input,isindex,keygen,link,map,meta,param,script,source,style,svg,textarea,title,track,use,wbr' + (canIUse ? ',rp' : '')),
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// 只能被 rich-text 显示的标签
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richOnlyTags: makeMap('a,colgroup,fieldset,legend,picture,table' + (canIUse ? ',bdi,bdo,rt,ruby' : '')),
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// 自闭合的标签
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selfClosingTags: makeMap('area,base,basefont,br,col,circle,ellipse,embed,frame,hr,img,input,isindex,keygen,line,link,meta,param,path,polygon,rect,source,track,use,wbr'),
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// 信任的属性
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trustAttrs: makeMap('align,alt,app-id,author,autoplay,border,cellpadding,cellspacing,class,color,colspan,controls,data-src,dir,face,height,href,id,ignore,loop,media,muted,name,path,poster,rowspan,size,span,src,start,style,type,unit-id,width,xmlns'),
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// bool 型的属性
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boolAttrs: makeMap('autoplay,controls,ignore,loop,muted'),
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// 信任的标签
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trustTags: makeMap('a,abbr,ad,audio,b,blockquote,br,code,col,colgroup,dd,del,dl,dt,div,em,fieldset,h1,h2,h3,h4,h5,h6,hr,i,img,ins,label,legend,li,ol,p,q,source,span,strong,sub,sup,table,tbody,td,tfoot,th,thead,tr,title,ul,video' + (canIUse ? ',bdi,bdo,caption,pre,rt,ruby' : '')),
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// 默认的标签样式
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userAgentStyles: {
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address: 'font-style:italic',
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big: 'display:inline;font-size:1.2em',
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blockquote: 'background-color:#f6f6f6;border-left:3px solid #dbdbdb;color:#6c6c6c;padding:5px 0 5px 10px',
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caption: 'display:table-caption;text-align:center',
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center: 'text-align:center',
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cite: 'font-style:italic',
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dd: 'margin-left:40px',
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mark: 'background-color:yellow',
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pre: 'font-family:monospace;white-space:pre;overflow:scroll',
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s: 'text-decoration:line-through',
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small: 'display:inline;font-size:0.8em',
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u: 'text-decoration:underline'
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}
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}
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function makeMap(str) {
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var map = {},
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list = str.split(',');
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for (var i = list.length; i--;)
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map[list[i]] = true;
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return map;
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} |