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app/components/jyf-parser/libs/CssHandler.js

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+/*
+  解析和匹配 Css 的选择器
+  github：https://github.com/jin-yufeng/Parser
+  docs：https://jin-yufeng.github.io/Parser
+  author：JinYufeng
+  update：2020/03/15
+*/
+var cfg = require('./config.js');
+class CssHandler {
+	constructor(tagStyle) {
+		var styles = Object.assign({}, cfg.userAgentStyles);
+		for (var item in tagStyle)
+			styles[item] = (styles[item] ? styles[item] + ';' : '') + tagStyle[item];
+		this.styles = styles;
+	}
+	getStyle = data => this.styles = new CssParser(data, this.styles).parse();
+	match(name, attrs) {
+		var tmp, matched = (tmp = this.styles[name]) ? tmp + ';' : '';
+		if (attrs.class) {
+			var items = attrs.class.split(' ');
+			for (var i = 0, item; item = items[i]; i++)
+				if (tmp = this.styles['.' + item])
+					matched += tmp + ';';
+		}
+		if (tmp = this.styles['#' + attrs.id])
+			matched += tmp + ';';
+		return matched;
+	}
+}
+module.exports = CssHandler;
+class CssParser {
+	constructor(data, init) {
+		this.data = data;
+		this.floor = 0;
+		this.i = 0;
+		this.list = [];
+		this.res = init;
+		this.state = this.Space;
+	}
+	parse() {
+		for (var c; c = this.data[this.i]; this.i++)
+			this.state(c);
+		return this.res;
+	}
+	section = () => this.data.substring(this.start, this.i);
+	isLetter = c => (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z');
+	// 状态机
+	Space(c) {
+		if (c == '.' || c == '#' || this.isLetter(c)) {
+			this.start = this.i;
+			this.state = this.Name;
+		} else if (c == '/' && this.data[this.i + 1] == '*')
+			this.Comment();
+		else if (!cfg.blankChar[c] && c != ';')
+			this.state = this.Ignore;
+	}
+	Comment() {
+		this.i = this.data.indexOf('*/', this.i) + 1;
+		if (!this.i) this.i = this.data.length;
+		this.state = this.Space;
+	}
+	Ignore(c) {
+		if (c == '{') this.floor++;
+		else if (c == '}' && !--this.floor) this.state = this.Space;
+	}
+	Name(c) {
+		if (cfg.blankChar[c]) {
+			this.list.push(this.section());
+			this.state = this.NameSpace;
+		} else if (c == '{') {
+			this.list.push(this.section());
+			this.Content();
+		} else if (c == ',') {
+			this.list.push(this.section());
+			this.Comma();
+		} else if (!this.isLetter(c) && (c < '0' || c > '9') && c != '-' && c != '_')
+			this.state = this.Ignore;
+	}
+	NameSpace(c) {
+		if (c == '{') this.Content();
+		else if (c == ',') this.Comma();
+		else if (!cfg.blankChar[c]) this.state = this.Ignore;
+	}
+	Comma() {
+		while (cfg.blankChar[this.data[++this.i]]);
+		if (this.data[this.i] == '{') this.Content();
+		else {
+			this.start = this.i--;
+			this.state = this.Name;
+		}
+	}
+	Content() {
+		this.start = ++this.i;
+		if ((this.i = this.data.indexOf('}', this.i)) == -1) this.i = this.data.length;
+		var content = this.section();
+		for (var i = 0, item; item = this.list[i++];)
+			if (this.res[item]) this.res[item] += ';' + content;
+			else this.res[item] = content;
+		this.list = [];
+		this.state = this.Space;
+	}
+}

app/components/jyf-parser/libs/MpHtmlParser.js

@@ -0,0 +1,577 @@
+/*
+  将 html 解析为适用于小程序 rich-text 的 DOM 结构
+  github：https://github.com/jin-yufeng/Parser
+  docs：https://jin-yufeng.github.io/Parser
+  author：JinYufeng
+  update：2020/04/13
+*/
+var cfg = require('./config.js'),
+	blankChar = cfg.blankChar,
+	CssHandler = require('./CssHandler.js'),
+	{
+		screenWidth,
+		system
+	} = wx.getSystemInfoSync();
+// #ifdef MP-BAIDU || MP-ALIPAY || MP-TOUTIAO
+var entities = {
+	lt: '<',
+	gt: '>',
+	amp: '&',
+	quot: '"',
+	apos: "'",
+	nbsp: '\xA0',
+	ensp: '\u2002',
+	emsp: '\u2003',
+	ndash: '–',
+	mdash: '—',
+	middot: '·',
+	lsquo: '‘',
+	rsquo: '’',
+	ldquo: '“',
+	rdquo: '”',
+	bull: '•',
+	hellip: '…',
+	permil: '‰',
+	copy: '©',
+	reg: '®',
+	trade: '™',
+	times: '×',
+	divide: '÷',
+	cent: '￠',
+	pound: '£',
+	yen: '¥',
+	euro: '€',
+	sect: '§'
+};
+// #endif
+var emoji; // emoji 补丁包 https://jin-yufeng.github.io/Parser/#/instructions?id=emoji
+class MpHtmlParser {
+	constructor(data, options = {}) {
+		this.attrs = {};
+		this.compress = options.compress;
+		this.CssHandler = new CssHandler(options.tagStyle, screenWidth);
+		this.data = data;
+		this.domain = options.domain;
+		this.DOM = [];
+		this.i = this.start = this.audioNum = this.imgNum = this.videoNum = 0;
+		this.protocol = this.domain && this.domain.includes('://') ? this.domain.split('://')[0] : '';
+		this.state = this.Text;
+		this.STACK = [];
+		this.useAnchor = options.useAnchor;
+		this.xml = options.xml;
+	}
+	parse() {
+		if (emoji) this.data = emoji.parseEmoji(this.data);
+		for (var c; c = this.data[this.i]; this.i++)
+			this.state(c);
+		if (this.state == this.Text) this.setText();
+		while (this.STACK.length) this.popNode(this.STACK.pop());
+		// #ifdef MP-BAIDU || MP-TOUTIAO
+		// 将顶层标签的一些样式提取出来给 rich-text
+		(function f(ns) {
+			for (var i = ns.length, n; n = ns[--i];) {
+				if (n.type == 'text') continue;
+				if (!n.c) {
+					var style = n.attrs.style;
+					if (style) {
+						var j, k, res;
+						if ((j = style.indexOf('display')) != -1)
+							res = style.substring(j, (k = style.indexOf(';', j)) == -1 ? style.length : k);
+						if ((j = style.indexOf('float')) != -1)
+							res += ';' + style.substring(j, (k = style.indexOf(';', j)) == -1 ? style.length : k);
+						n.attrs.contain = res;
+					}
+				} else f(n.children);
+			}
+		})(this.DOM);
+		// #endif
+		if (this.DOM.length) {
+			this.DOM[0].PoweredBy = 'Parser';
+			if (this.title) this.DOM[0].title = this.title;
+		}
+		return this.DOM;
+	}
+	// 设置属性
+	setAttr() {
+		var name = this.getName(this.attrName);
+		if (cfg.trustAttrs[name]) {
+			if (!this.attrVal) {
+				if (cfg.boolAttrs[name]) this.attrs[name] = 'T';
+			} else if (name == 'src') this.attrs[name] = this.getUrl(this.attrVal.replace(/&amp;/g, '&'));
+			else this.attrs[name] = this.attrVal;
+		}
+		this.attrVal = '';
+		while (blankChar[this.data[this.i]]) this.i++;
+		if (this.isClose()) this.setNode();
+		else {
+			this.start = this.i;
+			this.state = this.AttrName;
+		}
+	}
+	// 设置文本节点
+	setText() {
+		var back, text = this.section();
+		if (!text) return;
+		text = (cfg.onText && cfg.onText(text, () => back = true)) || text;
+		if (back) {
+			this.data = this.data.substr(0, this.start) + text + this.data.substr(this.i);
+			let j = this.start + text.length;
+			for (this.i = this.start; this.i < j; this.i++) this.state(this.data[this.i]);
+			return;
+		}
+		if (!this.pre) {
+			// 合并空白符
+			var tmp = [];
+			for (let i = text.length, c; c = text[--i];)
+				if (!blankChar[c] || (!blankChar[tmp[0]] && (c = ' '))) tmp.unshift(c);
+			text = tmp.join('');
+			if (text == ' ') return;
+		}
+		// 处理实体
+		var siblings = this.siblings(),
+			i = -1,
+			j, en;
+		while (1) {
+			if ((i = text.indexOf('&', i + 1)) == -1) break;
+			if ((j = text.indexOf(';', i + 2)) == -1) break;
+			if (text[i + 1] == '#') {
+				en = parseInt((text[i + 2] == 'x' ? '0' : '') + text.substring(i + 2, j));
+				if (!isNaN(en)) text = text.substr(0, i) + String.fromCharCode(en) + text.substring(j + 1);
+			} else {
+				en = text.substring(i + 1, j);
+				// #ifdef MP-WEIXIN || MP-QQ || APP-PLUS
+				if (en == 'nbsp') text = text.substr(0, i) + '\xA0' + text.substr(j + 1); // 解决 &nbsp; 失效
+				else if (en != 'lt' && en != 'gt' && en != 'amp' && en != 'ensp' && en != 'emsp' && en != 'quot' && en != 'apos') {
+					i && siblings.push({
+						type: 'text',
+						text: text.substr(0, i)
+					})
+					siblings.push({
+						type: 'text',
+						text: `&${en};`,
+						en: 1
+					})
+					text = text.substr(j + 1);
+					i = -1;
+				}
+				// #endif
+				// #ifdef MP-BAIDU || MP-ALIPAY || MP-TOUTIAO
+				if (entities[en]) text = text.substr(0, i) + entities[en] + text.substr(j + 1);
+				// #endif
+			}
+		}
+		text && siblings.push({
+			type: 'text',
+			text
+		})
+	}
+	// 设置元素节点
+	setNode() {
+		var node = {
+				name: this.tagName.toLowerCase(),
+				attrs: this.attrs
+			},
+			close = cfg.selfClosingTags[node.name] || (this.xml && this.data[this.i] == '/');
+		this.attrs = {};
+		if (!cfg.ignoreTags[node.name]) {
+			this.matchAttr(node);
+			if (!close) {
+				node.children = [];
+				if (node.name == 'pre' && cfg.highlight) {
+					this.remove(node);
+					this.pre = node.pre = true;
+				}
+				this.siblings().push(node);
+				this.STACK.push(node);
+			} else if (!cfg.filter || cfg.filter(node, this) != false)
+				this.siblings().push(node);
+		} else {
+			if (!close) this.remove(node);
+			else if (node.name == 'source') {
+				var parent = this.STACK[this.STACK.length - 1],
+					attrs = node.attrs;
+				if (parent && attrs.src)
+					if (parent.name == 'video' || parent.name == 'audio')
+						parent.attrs.source.push(attrs.src);
+					else {
+						var i, media = attrs.media;
+						if (parent.name == 'picture' && !parent.attrs.src && !(attrs.src.indexOf('.webp') && system.includes('iOS')) &&
+							(!media || (media.includes('px') &&
+								(((i = media.indexOf('min-width')) != -1 && (i = media.indexOf(':', i + 8)) != -1 && screenWidth > parseInt(
+										media.substr(i + 1))) ||
+									((i = media.indexOf('max-width')) != -1 && (i = media.indexOf(':', i + 8)) != -1 && screenWidth < parseInt(
+										media.substr(i + 1)))))))
+							parent.attrs.src = attrs.src;
+					}
+			} else if (node.name == 'base' && !this.domain) this.domain = node.attrs.href;
+		}
+		if (this.data[this.i] == '/') this.i++;
+		this.start = this.i + 1;
+		this.state = this.Text;
+	}
+	// 移除标签
+	remove(node) {
+		var name = node.name,
+			j = this.i;
+		while (1) {
+			if ((this.i = this.data.indexOf('</', this.i + 1)) == -1) {
+				if (name == 'pre' || name == 'svg') this.i = j;
+				else this.i = this.data.length;
+				return;
+			}
+			this.start = (this.i += 2);
+			while (!blankChar[this.data[this.i]] && !this.isClose()) this.i++;
+			if (this.getName(this.section()) == name) {
+				// 代码块高亮
+				if (name == 'pre') {
+					this.data = this.data.substr(0, j + 1) + cfg.highlight(this.data.substring(j + 1, this.i - 5), node.attrs) +
+						this.data.substr(this.i - 5);
+					return this.i = j;
+				} else if (name == 'style')
+					this.CssHandler.getStyle(this.data.substring(j + 1, this.i - 7));
+				else if (name == 'title')
+					this.title = this.data.substring(j + 1, this.i - 7);
+				if ((this.i = this.data.indexOf('>', this.i)) == -1) this.i = this.data.length;
+				// 处理 svg
+				if (name == 'svg') {
+					var src = this.data.substring(j, this.i + 1);
+					if (!node.attrs.xmlns) src = ' xmlns="http://www.w3.org/2000/svg"' + src;
+					var i = j;
+					while (this.data[j] != '<') j--;
+					src = this.data.substring(j, i) + src;
+					var parent = this.STACK[this.STACK.length - 1];
+					if (node.attrs.width == '100%' && parent && (parent.attrs.style || '').includes('inline'))
+						parent.attrs.style = 'width:300px;max-width:100%;' + parent.attrs.style;
+					this.siblings().push({
+						name: 'img',
+						attrs: {
+							src: 'data:image/svg+xml;utf8,' + src.replace(/#/g, '%23'),
+							ignore: 'T'
+						}
+					})
+				}
+				return;
+			}
+		}
+	}
+	// 处理属性
+	matchAttr(node) {
+		var attrs = node.attrs,
+			style = this.CssHandler.match(node.name, attrs, node) + (attrs.style || ''),
+			styleObj = {};
+		if (attrs.id) {
+			if (this.compress & 1) attrs.id = void 0;
+			else if (this.useAnchor) this.bubble();
+		}
+		if ((this.compress & 2) && attrs.class) attrs.class = void 0;
+		switch (node.name) {
+			case 'img':
+				if (attrs['data-src']) {
+					attrs.src = attrs.src || attrs['data-src'];
+					attrs['data-src'] = void 0;
+				}
+				if (attrs.src && !attrs.ignore) {
+					if (this.bubble()) attrs.i = (this.imgNum++).toString();
+					else attrs.ignore = 'T';
+				}
+				break;
+			case 'a':
+			case 'ad':
+			// #ifdef APP-PLUS
+			case 'iframe':
+			case 'embed':
+			// #endif
+				this.bubble();
+				break;
+			case 'font':
+				if (attrs.color) {
+					styleObj['color'] = attrs.color;
+					attrs.color = void 0;
+				}
+				if (attrs.face) {
+					styleObj['font-family'] = attrs.face;
+					attrs.face = void 0;
+				}
+				if (attrs.size) {
+					var size = parseInt(attrs.size);
+					if (size < 1) size = 1;
+					else if (size > 7) size = 7;
+					var map = ['xx-small', 'x-small', 'small', 'medium', 'large', 'x-large', 'xx-large'];
+					styleObj['font-size'] = map[size - 1];
+					attrs.size = void 0;
+				}
+				break;
+			case 'video':
+			case 'audio':
+				if (!attrs.id) attrs.id = node.name + (++this[`${node.name}Num`]);
+				else this[`${node.name}Num`]++;
+				if (node.name == 'video') {
+					if (attrs.width) {
+						style = `width:${parseFloat(attrs.width) + (attrs.width.includes('%') ? '%' : 'px')};${style}`;
+						attrs.width = void 0;
+					}
+					if (attrs.height) {
+						style = `height:${parseFloat(attrs.height) + (attrs.height.includes('%') ? '%' : 'px')};${style}`;
+						attrs.height = void 0;
+					}
+					if (this.videoNum > 3) node.lazyLoad = true;
+				}
+				attrs.source = [];
+				if (attrs.src) attrs.source.push(attrs.src);
+				if (!attrs.controls && !attrs.autoplay)
+					console.warn(`存在没有 controls 属性的 ${node.name} 标签，可能导致无法播放`, node);
+				this.bubble();
+				break;
+			case 'td':
+			case 'th':
+				if (attrs.colspan || attrs.rowspan)
+					for (var k = this.STACK.length, item; item = this.STACK[--k];)
+						if (item.name == 'table') {
+							item.c = void 0;
+							break;
+						}
+		}
+		if (attrs.align) {
+			styleObj['text-align'] = attrs.align;
+			attrs.align = void 0;
+		}
+		// 压缩 style
+		var styles = style.replace(/&quot;/g, '"').replace(/&amp;/g, '&').split(';');
+		style = '';
+		for (var i = 0, len = styles.length; i < len; i++) {
+			var info = styles[i].split(':');
+			if (info.length < 2) continue;
+			let key = info[0].trim().toLowerCase(),
+				value = info.slice(1).join(':').trim();
+			if (value.includes('-webkit') || value.includes('-moz') || value.includes('-ms') || value.includes('-o') || value
+				.includes(
+					'safe'))
+				style += `;${key}:${value}`;
+			else if (!styleObj[key] || value.includes('import') || !styleObj[key].includes('import'))
+				styleObj[key] = value;
+		}
+		if (node.name == 'img' && parseInt(styleObj.width || attrs.width) > screenWidth)
+			styleObj.height = 'auto';
+		for (var key in styleObj) {
+			var value = styleObj[key];
+			if (key.includes('flex') || key == 'order' || key == 'self-align') node.c = 1;
+			// 填充链接
+			if (value.includes('url')) {
+				var j = value.indexOf('(');
+				if (j++ != -1) {
+					while (value[j] == '"' || value[j] == "'" || blankChar[value[j]]) j++;
+					value = value.substr(0, j) + this.getUrl(value.substr(j));
+				}
+			}
+			// 转换 rpx
+			else if (value.includes('rpx'))
+				value = value.replace(/[0-9.]+\s*rpx/g, $ => parseFloat($) * screenWidth / 750 + 'px');
+			else if (key == 'white-space' && value.includes('pre'))
+				this.pre = node.pre = true;
+			style += `;${key}:${value}`;
+		}
+		style = style.substr(1);
+		if (style) attrs.style = style;
+	}
+	// 节点出栈处理
+	popNode(node) {
+		// 空白符处理
+		if (node.pre) {
+			node.pre = this.pre = void 0;
+			for (let i = this.STACK.length; i--;)
+				if (this.STACK[i].pre)
+					this.pre = true;
+		}
+		if (node.name == 'head' || (cfg.filter && cfg.filter(node, this) == false))
+			return this.siblings().pop();
+		var attrs = node.attrs;
+		// 替换一些标签名
+		if (node.name == 'picture') {
+			node.name = 'img';
+			if (!attrs.src && (node.children[0] || '').name == 'img')
+				attrs.src = node.children[0].attrs.src;
+			if (attrs.src && !attrs.ignore)
+				attrs.i = (this.imgNum++).toString();
+			return node.children = void 0;
+		}
+		if (cfg.blockTags[node.name]) node.name = 'div';
+		else if (!cfg.trustTags[node.name]) node.name = 'span';
+		// 处理列表
+		if (node.c) {
+			if (node.name == 'ul') {
+				var floor = 1;
+				for (let i = this.STACK.length; i--;)
+					if (this.STACK[i].name == 'ul') floor++;
+				if (floor != 1)
+					for (let i = node.children.length; i--;)
+						node.children[i].floor = floor;
+			} else if (node.name == 'ol') {
+				for (let i = 0, num = 1, child; child = node.children[i++];)
+					if (child.name == 'li') {
+						child.type = 'ol';
+						child.num = ((num, type) => {
+							if (type == 'a') return String.fromCharCode(97 + (num - 1) % 26);
+							if (type == 'A') return String.fromCharCode(65 + (num - 1) % 26);
+							if (type == 'i' || type == 'I') {
+								num = (num - 1) % 99 + 1;
+								var one = ['I', 'II', 'III', 'IV', 'V', 'VI', 'VII', 'VIII', 'IX'],
+									ten = ['X', 'XX', 'XXX', 'XL', 'L', 'LX', 'LXX', 'LXXX', 'XC'],
+									res = (ten[Math.floor(num / 10) - 1] || '') + (one[num % 10 - 1] || '');
+								if (type == 'i') return res.toLowerCase();
+								return res;
+							}
+							return num;
+						})(num++, attrs.type) + '.';
+					}
+			}
+		}
+		// 处理表格的边框
+		if (node.name == 'table') {
+			var padding = attrs.cellpadding,
+				spacing = attrs.cellspacing,
+				border = attrs.border;
+			if (node.c) {
+				this.bubble();
+				if (!padding) padding = 2;
+				if (!spacing) spacing = 2;
+			}
+			if (border) attrs.style = `border:${border}px solid gray;${attrs.style || ''}`;
+			if (spacing) attrs.style = `border-spacing:${spacing}px;${attrs.style || ''}`;
+			if (border || padding)
+				(function f(ns) {
+					for (var i = 0, n; n = ns[i]; i++) {
+						if (n.name == 'th' || n.name == 'td') {
+							if (border) n.attrs.style = `border:${border}px solid gray;${n.attrs.style}`;
+							if (padding) n.attrs.style = `padding:${padding}px;${n.attrs.style}`;
+						} else f(n.children || []);
+					}
+				})(node.children)
+		}
+		this.CssHandler.pop && this.CssHandler.pop(node);
+		// 自动压缩
+		if (node.name == 'div' && !Object.keys(attrs).length) {
+			var siblings = this.siblings();
+			if (node.children.length == 1 && node.children[0].name == 'div')
+				siblings[siblings.length - 1] = node.children[0];
+		}
+	}
+	// 工具函数
+	bubble() {
+		for (var i = this.STACK.length, item; item = this.STACK[--i];) {
+			if (cfg.richOnlyTags[item.name]) {
+				if (item.name == 'table' && !Object.hasOwnProperty.call(item, 'c')) item.c = 1;
+				return false;
+			}
+			item.c = 1;
+		}
+		return true;
+	}
+	getName = val => this.xml ? val : val.toLowerCase();
+	getUrl(url) {
+		if (url[0] == '/') {
+			if (url[1] == '/') url = this.protocol + ':' + url;
+			else if (this.domain) url = this.domain + url;
+		} else if (this.domain && url.indexOf('data:') != 0 && !url.includes('://'))
+			url = this.domain + '/' + url;
+		return url;
+	}
+	isClose = () => this.data[this.i] == '>' || (this.data[this.i] == '/' && this.data[this.i + 1] == '>');
+	section = () => this.data.substring(this.start, this.i);
+	siblings = () => this.STACK.length ? this.STACK[this.STACK.length - 1].children : this.DOM;
+	// 状态机
+	Text(c) {
+		if (c == '<') {
+			var next = this.data[this.i + 1],
+				isLetter = c => (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z');
+			if (isLetter(next)) {
+				this.setText();
+				this.start = this.i + 1;
+				this.state = this.TagName;
+			} else if (next == '/') {
+				this.setText();
+				if (isLetter(this.data[++this.i + 1])) {
+					this.start = this.i + 1;
+					this.state = this.EndTag;
+				} else
+					this.Comment();
+			} else if (next == '!') {
+				this.setText();
+				this.Comment();
+			}
+		}
+	}
+	Comment() {
+		var key;
+		if (this.data.substring(this.i + 2, this.i + 4) == '--') key = '-->';
+		else if (this.data.substring(this.i + 2, this.i + 9) == '[CDATA[') key = ']]>';
+		else key = '>';
+		if ((this.i = this.data.indexOf(key, this.i + 2)) == -1) this.i = this.data.length;
+		else this.i += key.length - 1;
+		this.start = this.i + 1;
+		this.state = this.Text;
+	}
+	TagName(c) {
+		if (blankChar[c]) {
+			this.tagName = this.section();
+			while (blankChar[this.data[this.i]]) this.i++;
+			if (this.isClose()) this.setNode();
+			else {
+				this.start = this.i;
+				this.state = this.AttrName;
+			}
+		} else if (this.isClose()) {
+			this.tagName = this.section();
+			this.setNode();
+		}
+	}
+	AttrName(c) {
+		var blank = blankChar[c];
+		if (blank) {
+			this.attrName = this.section();
+			c = this.data[this.i];
+		}
+		if (c == '=') {
+			if (!blank) this.attrName = this.section();
+			while (blankChar[this.data[++this.i]]);
+			this.start = this.i--;
+			this.state = this.AttrValue;
+		} else if (blank) this.setAttr();
+		else if (this.isClose()) {
+			this.attrName = this.section();
+			this.setAttr();
+		}
+	}
+	AttrValue(c) {
+		if (c == '"' || c == "'") {
+			this.start++;
+			if ((this.i = this.data.indexOf(c, this.i + 1)) == -1) return this.i = this.data.length;
+			this.attrVal = this.section();
+			this.i++;
+		} else {
+			for (; !blankChar[this.data[this.i]] && !this.isClose(); this.i++);
+			this.attrVal = this.section();
+		}
+		this.setAttr();
+	}
+	EndTag(c) {
+		if (blankChar[c] || c == '>' || c == '/') {
+			var name = this.getName(this.section());
+			for (var i = this.STACK.length; i--;)
+				if (this.STACK[i].name == name) break;
+			if (i != -1) {
+				var node;
+				while ((node = this.STACK.pop()).name != name);
+				this.popNode(node);
+			} else if (name == 'p' || name == 'br')
+				this.siblings().push({
+					name,
+					attrs: {}
+				});
+			this.i = this.data.indexOf('>', this.i);
+			this.start = this.i + 1;
+			if (this.i == -1) this.i = this.data.length;
+			else this.state = this.Text;
+		}
+	}
+}
+module.exports = MpHtmlParser;

app/components/jyf-parser/libs/config.js

@@ -0,0 +1,80 @@
+/* 配置文件 */
+// #ifdef MP-WEIXIN
+const canIUse = wx.canIUse('editor'); // 高基础库标识，用于兼容
+// #endif
+module.exports = {
+	// 过滤器函数
+	filter: null,
+	// 代码高亮函数
+	highlight: null,
+	// 文本处理函数
+	onText: null,
+	blankChar: makeMap(' ,\xA0,\t,\r,\n,\f'),
+	// 块级标签，将被转为 div
+	blockTags: makeMap('address,article,aside,body,caption,center,cite,footer,header,html,nav,section' + (
+		// #ifdef MP-WEIXIN
+		canIUse ? '' :
+		// #endif
+		',pre')),
+	// 将被移除的标签
+	ignoreTags: makeMap(
+		'area,base,basefont,canvas,command,frame,input,isindex,keygen,link,map,meta,param,script,source,style,svg,textarea,title,track,use,wbr'
+		// #ifdef MP-WEIXIN
+		+ (canIUse ? ',rp' : '')
+		// #endif
+		// #ifndef APP-PLUS
+		+ ',embed,iframe'
+		// #endif
+	),
+	// 只能被 rich-text 显示的标签
+	richOnlyTags: makeMap('a,colgroup,fieldset,legend,picture,table'
+		// #ifdef MP-WEIXIN
+		+ (canIUse ? ',bdi,bdo,caption,rt,ruby' : '')
+		// #endif
+	),
+	// 自闭合的标签
+	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'
+	),
+	// 信任的属性
+	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'
+	),
+	// bool 型的属性
+	boolAttrs: makeMap('autoplay,controls,ignore,loop,muted'),
+	// 信任的标签
+	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'
+		// #ifdef MP-WEIXIN
+		+ (canIUse ? ',bdi,bdo,caption,pre,rt,ruby' : '')
+		// #endif
+		// #ifdef APP-PLUS
+		+ ',embed,iframe'
+		// #endif
+	),
+	// 默认的标签样式
+	userAgentStyles: {
+		address: 'font-style:italic',
+		big: 'display:inline;font-size:1.2em',
+		blockquote: 'background-color:#f6f6f6;border-left:3px solid #dbdbdb;color:#6c6c6c;padding:5px 0 5px 10px',
+		caption: 'display:table-caption;text-align:center',
+		center: 'text-align:center',
+		cite: 'font-style:italic',
+		dd: 'margin-left:40px',
+		img: 'max-width:100%',
+		mark: 'background-color:yellow',
+		picture: 'max-width:100%',
+		pre: 'font-family:monospace;white-space:pre;overflow:scroll',
+		s: 'text-decoration:line-through',
+		small: 'display:inline;font-size:0.8em',
+		u: 'text-decoration:underline'
+	}
+}
+
+function makeMap(str) {
+	var map = {},
+		list = str.split(',');
+	for (var i = list.length; i--;)
+		map[list[i]] = true;
+	return map;
+}

app/components/jyf-parser/libs/handler.sjs

@@ -0,0 +1,35 @@
+var inlineTags = {
+	abbr: 1,
+	b: 1,
+	big: 1,
+	code: 1,
+	del: 1,
+	em: 1,
+	i: 1,
+	ins: 1,
+	label: 1,
+	q: 1,
+	small: 1,
+	span: 1,
+	strong: 1
+}
+export default {
+	// 从顶层标签的样式中取出一些给 rich-text
+	getStyle: function(style) {
+		if (style) {
+			var i, j, res = '';
+			if ((i = style.indexOf('display')) != -1)
+				res = style.substring(i, (j = style.indexOf(';', i)) == -1 ? style.length : j);
+			if ((i = style.indexOf('float')) != -1)
+				res += ';' + style.substring(i, (j = style.indexOf(';', i)) == -1 ? style.length : j);
+			return res;
+		}
+	},
+	getNode: function(item) {
+		return [item];
+	},
+	// 是否通过 rich-text 显示
+	useRichText: function(item) {
+		return !item.c && !inlineTags[item.name] && (item.attrs.style || '').indexOf('display:inline') == -1;
+	}
+}

app/components/jyf-parser/libs/handler.wxs

@@ -0,0 +1,44 @@
+var inlineTags = {
+	abbr: 1,
+	b: 1,
+	big: 1,
+	code: 1,
+	del: 1,
+	em: 1,
+	i: 1,
+	ins: 1,
+	label: 1,
+	q: 1,
+	small: 1,
+	span: 1,
+	strong: 1
+}
+module.exports = {
+	// 从顶层标签的样式中取出一些给 rich-text
+	getStyle: function(style) {
+		if (style) {
+			var i, j, res = '';
+			if ((i = style.indexOf('display')) != -1)
+				res = style.substring(i, (j = style.indexOf(';', i)) == -1 ? style.length : j);
+			if ((i = style.indexOf('float')) != -1)
+				res += ';' + style.substring(i, (j = style.indexOf(';', i)) == -1 ? style.length : j);
+			return res;
+		}
+	},
+	// 处理懒加载
+	getNode: function(item, imgLoad) {
+		if (!imgLoad && item.attrs.i != '0') {
+			var img = {
+				name: 'img',
+				attrs: JSON.parse(JSON.stringify(item.attrs))
+			}
+			delete img.attrs.src;
+			img.attrs.style += ';width:20px;height:20px';
+			return [img];
+		} else return [item];
+	},
+	// 是否通过 rich-text 显示
+	useRichText: function(item) {
+		return !item.c && !inlineTags[item.name] && (item.attrs.style || '').indexOf('display:inline') == -1;
+	}
+}

app/components/jyf-parser/libs/trees.vue

@@ -0,0 +1,476 @@
+<!--
+  trees 递归显示组件
+  github：https://github.com/jin-yufeng/Parser 
+  docs：https://jin-yufeng.github.io/Parser
+  插件市场：https://ext.dcloud.net.cn/plugin?id=805
+  author：JinYufeng
+  update：2020/04/13
+-->
+<template>
+	<view class="interlayer">
+		<block v-for="(n, index) in nodes" v-bind:key="index">
+			<!--图片-->
+			<!--#ifdef MP-WEIXIN || MP-QQ || MP-ALIPAY || APP-PLUS-->
+			<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)"
+			 :data-attrs="n.attrs" @tap="imgtap" @longpress="imglongtap" />
+			<!--#endif-->
+			<!--#ifdef MP-BAIDU || MP-TOUTIAO-->
+			<rich-text v-if="n.name=='img'" :id="n.attrs.id" class="_img" :style="n.attrs.contain" :nodes='[n]' :data-attrs="n.attrs"
+			 @tap="imgtap" @longpress="imglongtap" />
+			<!--#endif-->
+			<!--文本-->
+			<!--#ifdef MP-WEIXIN || MP-QQ || APP-PLUS-->
+			<rich-text v-else-if="n.decode" class="_entity" :nodes="[n]"></rich-text>
+			<!--#endif-->
+			<text v-else-if="n.type=='text'" decode>{{n.text}}</text>
+			<text v-else-if="n.name=='br'">\n</text>
+			<!--视频-->
+			<view v-else-if="n.name=='video'">
+				<view v-if="(!loadVideo||n.lazyLoad)&&!(controls[n.attrs.id]&&controls[n.attrs.id].play)" :id="n.attrs.id" :class="'_video '+(n.attrs.class||'')"
+				 :style="n.attrs.style" @tap="_loadVideo" />
+				<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)"
+				 :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]"
+				 :unit-id="n.attrs['unit-id']" :data-id="n.attrs.id" data-from="video" data-source="source" @error="error" @play="play" />
+			</view>
+			<!--音频-->
+			<audio v-else-if="n.name=='audio'" :class="n.attrs.class" :style="n.attrs.style" :author="n.attrs.author" :autoplay="n.attrs.autoplay"
+			 :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]"
+			 :data-id="n.attrs.id" data-from="audio" data-source="source" @error="error" @play="play" />
+			<!--链接-->
+			<view v-else-if="n.name=='a'" :class="'_a '+(n.attrs.class||'')" hover-class="_hover" :style="n.attrs.style"
+			 :data-attrs="n.attrs" @tap="linkpress">
+				<trees class="_span" :nodes="n.children" />
+			</view>
+			<!--广告（按需打开注释）-->
+			<!--#ifdef MP-WEIXIN || MP-QQ || MP-TOUTIAO-->
+			<!--<ad v-else-if="n.name=='ad'" :class="n.attrs.class" :style="n.attrs.style" :unit-id="n.attrs['unit-id']"
+			 data-from="ad" @error="error" />-->
+			<!--#endif-->
+			<!--#ifdef MP-BAIDU-->
+			<!--<ad v-else-if="n.name=='ad'" :class="n.attrs.class" :style="n.attrs.style" :appid="n.attrs.appid"
+			 :apid="n.attrs.apid" :type="n.attrs.type" data-from="ad" @error="error" />-->
+			<!--#endif-->
+			<!--#ifdef APP-PLUS-->
+			<!--<ad v-else-if="n.name=='ad'" :class="n.attrs.class" :style="n.attrs.style" :adpid="n.attrs.adpid"
+			 data-from="ad" @error="error" />-->
+			<!--#endif-->
+			<!--列表-->
+			<view v-else-if="n.name=='li'" :id="n.attrs.id" :class="n.attrs.class" :style="(n.attrs.style||'')+';display:flex'">
+				<view v-if="n.type=='ol'" class="_ol-bef">{{n.num}}</view>
+				<view v-else class="_ul-bef">
+					<view v-if="n.floor%3==0" class="_ul-p1">█</view>
+					<view v-else-if="n.floor%3==2" class="_ul-p2" />
+					<view v-else class="_ul-p1" style="border-radius:50%">█</view>
+				</view>
+				<!--#ifdef MP-ALIPAY-->
+				<view class="_li">
+					<trees :nodes="n.children" />
+				</view>
+				<!--#endif-->
+				<!--#ifndef MP-ALIPAY-->
+				<trees class="_li" :nodes="n.children" :lazyLoad="lazyLoad" :loadVideo="loadVideo" />
+				<!--#endif-->
+			</view>
+			<!--表格-->
+			<view v-else-if="n.name=='table'&&n.c" :id="n.attrs.id" :class="n.attrs.class" :style="(n.attrs.style||'')+';display:table'">
+				<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'):'')">
+					<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'):'')">
+						<trees v-if="tr.name=='td'" :nodes="tr.children" :lazyLoad="lazyLoad" :loadVideo="loadVideo" />
+						<block v-else>
+							<!--#ifdef MP-ALIPAY-->
+							<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'):'')">
+								<trees :nodes="td.children" />
+							</view>
+							<!--#endif-->
+							<!--#ifndef MP-ALIPAY-->
+							<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'):'')"
+							 :nodes="td.children" :lazyLoad="lazyLoad" :loadVideo="loadVideo" />
+							<!--#endif-->
+						</block>
+					</view>
+				</view>
+			</view>
+			<!--#ifdef APP-PLUS-->
+			<iframe v-else-if="n.name=='iframe'" :style="n.attrs.style" :allowfullscreen="n.attrs.allowfullscreen" :frameborder="n.attrs.frameborder"
+			 :width="n.attrs.width" :height="n.attrs.height" :src="n.attrs.src" />
+			<embed v-else-if="n.name=='embed'" :style="n.attrs.style" :width="n.attrs.width" :height="n.attrs.height" :src="n.attrs.src" />
+			<!--#endif-->
+			<!--富文本-->
+			<!--#ifdef MP-WEIXIN || MP-QQ || MP-ALIPAY || APP-PLUS-->
+			<rich-text v-else-if="handler.useRichText(n)" :id="n.attrs.id" :class="'_p __'+n.name" :nodes="[n]" />
+			<!--#endif-->
+			<!--#ifdef MP-BAIDU || MP-TOUTIAO-->
+			<rich-text v-else-if="!(n.c||n.continue)" :id="n.attrs.id" :class="_p" :style="n.attrs.contain" :nodes="[n]" />
+			<!--#endif-->
+			<!--#ifdef MP-ALIPAY-->
+			<view v-else :id="n.attrs.id" :class="'_'+n.name+' '+(n.attrs.class||'')" :style="n.attrs.style">
+				<trees :nodes="n.children" />
+			</view>
+			<!--#endif-->
+			<!--#ifndef MP-ALIPAY-->
+			<trees v-else :class="(n.attrs.id||'')+' _'+n.name+' '+(n.attrs.class||'')" :style="n.attrs.style" :nodes="n.children"
+			 :lazyLoad="lazyLoad" :loadVideo="loadVideo" />
+			<!--#endif-->
+		</block>
+	</view>
+</template>
+<script module="handler" lang="wxs" src="./handler.wxs"></script>
+<script module="handler" lang="sjs" src="./handler.sjs"></script>
+<script>
+	global.Parser = {};
+	import trees from './trees'
+	export default {
+		components: {
+			trees
+		},
+		name: 'trees',
+		data() {
+			return {
+				controls: {},
+				// #ifdef MP-WEIXIN || MP-QQ || APP-PLUS
+				imgLoad: false,
+				// #endif
+				// #ifndef APP-PLUS
+				loadVideo: true
+				// #endif
+			}
+		},
+		props: {
+			nodes: Array,
+			// #ifdef MP-WEIXIN || MP-QQ || H5 || APP-PLUS
+			lazyLoad: Boolean,
+			// #endif
+			// #ifdef APP-PLUS
+			loadVideo: Boolean
+			// #endif
+		},
+		mounted() {
+			// 获取顶层组件
+			this.top = this.$parent;
+			while (this.top.$options.name != 'parser') {
+				if (this.top.top) {
+					this.top = this.top.top;
+					break;
+				}
+				this.top = this.top.$parent;
+			}
+		},
+		// #ifdef MP-WEIXIN || MP-QQ || APP-PLUS
+		beforeDestroy() {
+			if (this.observer)
+				this.observer.disconnect();
+		},
+		// #endif
+		methods: {
+			// #ifndef MP-ALIPAY
+			play(e) {
+				if (this.top.videoContexts.length > 1 && this.top.autopause)
+					for (var i = this.top.videoContexts.length; i--;)
+						if (this.top.videoContexts[i].id != e.currentTarget.dataset.id)
+							this.top.videoContexts[i].pause();
+			},
+			// #endif
+			imgtap(e) {
+				var attrs = e.currentTarget.dataset.attrs;
+				if (!attrs.ignore) {
+					var preview = true, data = {
+						id: e.target.id,
+						src: attrs.src,
+						ignore: () => preview = false
+					};
+					global.Parser.onImgtap && global.Parser.onImgtap(data);
+					this.top.$emit('imgtap', data);
+					if (preview) {
+						var urls = this.top.imgList,
+							current = urls[attrs.i] ? parseInt(attrs.i) : (urls = [attrs.src], 0);
+						uni.previewImage({
+							current,
+							urls
+						})
+					}
+				}
+			},
+			imglongtap(e) {
+				var attrs = e.item.dataset.attrs;
+				if (!attrs.ignore)
+					this.top.$emit('imglongtap', {
+						id: e.target.id,
+						src: attrs.src
+					})
+			},
+			linkpress(e) {
+				var jump = true,
+					attrs = e.currentTarget.dataset.attrs;
+				attrs.ignore = () => jump = false;
+				global.Parser.onLinkpress && global.Parser.onLinkpress(attrs);
+				this.top.$emit('linkpress', attrs);
+				if (jump) {
+					// #ifdef MP
+					if (attrs['app-id']) {
+						return uni.navigateToMiniProgram({
+							appId: attrs['app-id'],
+							path: attrs.path
+						})
+					}
+					// #endif
+					if (attrs.href) {
+						if (attrs.href[0] == '#') {
+							if (this.top.useAnchor)
+								this.top.navigateTo({
+									id: attrs.href.substring(1)
+								})
+						} else if (attrs.href.indexOf('http') == 0 || attrs.href.indexOf('//') == 0) {
+							// #ifdef APP-PLUS
+							plus.runtime.openWeb(attrs.href);
+							// #endif
+							// #ifndef APP-PLUS
+							uni.setClipboardData({
+								data: attrs.href,
+								success: () =>
+									uni.showToast({
+										title: '链接已复制'
+									})
+							})
+							// #endif
+						} else
+							uni.navigateTo({
+								url: attrs.href
+							})
+					}
+				}
+			},
+			error(e) {
+				var context, target = e.currentTarget,
+					source = target.dataset.from;
+				if (source == 'video' || source == 'audio') {
+					// 加载其他 source
+					var index = this.controls[target.id] ? this.controls[target.id].index + 1 : 1;
+					if (index < target.dataset.source.length)
+						this.$set(this.controls, target.id + '.index', index);
+					if (source == 'video') context = uni.createVideoContext(target.id, this);
+				}
+				this.top && this.top.$emit('error', {
+					source,
+					target,
+					errMsg: e.detail.errMsg,
+					errCode: e.detail.errCode,
+					context
+				});
+			},
+			_loadVideo(e) {
+				this.$set(this.controls, e.currentTarget.id, {
+					play: true,
+					index: 0
+				})
+			}
+		}
+	}
+</script>
+
+<style>
+	/* 在这里引入自定义样式 */
+
+	/* 链接和图片效果 */
+	._a {
+		display: inline;
+		color: #366092;
+		word-break: break-all;
+		padding: 1.5px 0 1.5px 0;
+	}
+
+	._hover {
+		opacity: 0.7;
+		text-decoration: underline;
+	}
+
+	._img {
+		display: inline-block;
+		text-indent: 0;
+	}
+
+	/* #ifdef MP-WEIXIN */
+	:host {
+		display: inline;
+	}
+
+	/* #endif */
+
+	/* #ifdef MP */
+	.interlayer {
+		align-content: inherit;
+		align-items: inherit;
+		display: inherit;
+		flex-direction: inherit;
+		flex-wrap: inherit;
+		justify-content: inherit;
+		width: 100%;
+		white-space: inherit;
+	}
+
+	/* #endif */
+
+	._b,
+	._strong {
+		font-weight: bold;
+	}
+
+	._blockquote,
+	._div,
+	._p,
+	._ol,
+	._ul,
+	._li {
+		display: block;
+	}
+
+	._code {
+		font-family: monospace;
+	}
+
+	._del {
+		text-decoration: line-through;
+	}
+
+	._em,
+	._i {
+		font-style: italic;
+	}
+
+	._h1 {
+		font-size: 2em;
+	}
+
+	._h2 {
+		font-size: 1.5em;
+	}
+
+	._h3 {
+		font-size: 1.17em;
+	}
+
+	._h5 {
+		font-size: 0.83em;
+	}
+
+	._h6 {
+		font-size: 0.67em;
+	}
+
+	._h1,
+	._h2,
+	._h3,
+	._h4,
+	._h5,
+	._h6 {
+		display: block;
+		font-weight: bold;
+	}
+
+	._ins {
+		text-decoration: underline;
+	}
+
+	._li {
+		flex: 1;
+		width: 0;
+	}
+
+	._ol-bef {
+		margin-right: 5px;
+		text-align: right;
+		width: 36px;
+	}
+
+	._ul-bef {
+		line-height: normal;
+		margin: 0 12px 0 23px;
+	}
+
+	._ol-bef,
+	._ul_bef {
+		flex: none;
+		user-select: none;
+	}
+
+	._ul-p1 {
+		display: inline-block;
+		height: 0.3em;
+		line-height: 0.3em;
+		overflow: hidden;
+		width: 0.3em;
+	}
+
+	._ul-p2 {
+		border: 0.05em solid black;
+		border-radius: 50%;
+		display: inline-block;
+		height: 0.23em;
+		width: 0.23em;
+	}
+
+	._q::before {
+		content: '"';
+	}
+
+	._q::after {
+		content: '"';
+	}
+
+	._sub {
+		font-size: smaller;
+		vertical-align: sub;
+	}
+
+	._sup {
+		font-size: smaller;
+		vertical-align: super;
+	}
+
+	/* #ifndef MP-WEIXIN */
+	._abbr,
+	._b,
+	._code,
+	._del,
+	._em,
+	._i,
+	._ins,
+	._label,
+	._q,
+	._span,
+	._strong,
+	._sub,
+	._sup {
+		display: inline;
+	}
+
+	/* #endif */
+
+	/* #ifdef MP-WEIXIN || MP-QQ || MP-ALIPAY */
+	.__bdo,
+	.__bdi,
+	.__ruby,
+	.__rt,
+	._entity {
+		display: inline-block;
+	}
+
+	/* #endif */
+	._video {
+		background-color: black;
+		display: inline-block;
+		height: 225px;
+		position: relative;
+		width: 300px;
+	}
+
+	._video::after {
+		border-color: transparent transparent transparent white;
+		border-style: solid;
+		border-width: 15px 0 15px 30px;
+		content: '';
+		left: 50%;
+		margin: -15px 0 0 -15px;
+		position: absolute;
+		top: 50%;
+	}
+</style>