149 lines
4.3 KiB
JavaScript
149 lines
4.3 KiB
JavaScript
/**
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* AnZhiYu
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* @example
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* page_description()
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* cloudTags(source, minfontsize, maxfontsize, limit)
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*/
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"use strict";
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const { stripHTML, escapeHTML, prettyUrls } = require("hexo-util");
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const crypto = require("crypto");
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hexo.extend.helper.register('page_description', function () {
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const { config, page } = this
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let description = page.description || page.content || page.title || config.description
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if (description) {
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description = escapeHTML(stripHTML(description).substring(0, 150)
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.trim()
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).replace(/\n/g, ' ')
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return description
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}
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})
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hexo.extend.helper.register("get_page_fill_description", function () {
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const { config, page } = this;
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let description = page.content || page.description || page.title || config.description;
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if (description) {
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// 使用正则表达式匹配 h1-h6 标签中的文本内容
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const regex = /<h[1-6][^>]*>(.*?)<\/h[1-6]>/g;
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const headings = [];
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let match;
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while ((match = regex.exec(description))) {
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headings.push(match[0]);
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}
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const contents = headings.map(heading => {
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// 去掉 a 标签及其内容
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const text = heading.replace(/<a[^>]*>.*?<\/a>/g, "");
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// 去除特殊符号 &,:,; 等
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return text.replace(/<\/?[^>]+>|&|:|;|quot;|，|,|“|”|"|'|#/g, "");
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});
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// 排除 div.post-ai-description 元素中的内容
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const excludedDivRegex = /<div[^>]*class="?post-ai-description"?.*?>[\s\S]*?<\/div>/gi;
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description = description.replace(excludedDivRegex, "");
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description = escapeHTML(stripHTML(description).trim())
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.replace(/\n/g, " ")
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.replace(/[^\u4e00-\u9fa5]/gi, "");
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return contents.join(", ") + description;
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}
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});
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hexo.extend.helper.register("cloudTags", function (options = {}) {
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const env = this;
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let source = options.source;
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const minfontsize = options.minfontsize;
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const maxfontsize = options.maxfontsize;
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const limit = options.limit;
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const unit = options.unit || "px";
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const colorful = options.color || false;
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const highlightTags = options.highlightTags || [];
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let result = "";
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if (limit > 0) {
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source = source.limit(limit);
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}
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const sizes = [];
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source.sort("length").forEach(tag => {
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const { length } = tag;
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if (sizes.includes(length)) return;
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sizes.push(length);
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});
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const length = sizes.length - 1;
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source.sort("name").forEach(tag => {
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const ratio = length ? sizes.indexOf(tag.length) / length : 0;
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const size = minfontsize + (maxfontsize - minfontsize) * ratio;
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let style = `font-size: ${parseFloat(size.toFixed(2))}${unit};`;
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if (colorful) {
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const color =
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"rgb(" +
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Math.floor(Math.random() * 201) +
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", " +
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Math.floor(Math.random() * 201) +
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", " +
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Math.floor(Math.random() * 201) +
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")"; // 0,0,0 -> 200,200,200
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style += ` color: ${color};`;
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}
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const matchingTag = highlightTags.find(highlightTag => highlightTag === tag.name);
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if (matchingTag) {
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style += ` font-weight: 500; color: var(--anzhiyu-lighttext)`;
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}
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result += `<a href="${env.url_for(tag.path)}" style="${style}">${tag.name}<sup>${tag.length}</sup></a>`;
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});
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return result;
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});
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hexo.extend.helper.register("urlNoIndex", function (url = null) {
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return prettyUrls(url || this.url, { trailing_index: false, trailing_html: false });
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});
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hexo.extend.helper.register("md5", function (path) {
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return crypto
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.createHash("md5")
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.update(decodeURI(this.url_for(path)))
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.digest("hex");
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});
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hexo.extend.helper.register('injectHtml', function (data) {
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if (!data) return ''
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return data.join('')
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})
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hexo.extend.helper.register("findArchivesTitle", function (page, menu, date) {
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if (page.year) {
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const dateStr = page.month ? `${page.year}-${page.month}` : `${page.year}`;
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const date_format = page.month ? hexo.theme.config.aside.card_archives.format : "YYYY";
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return date(dateStr, date_format);
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}
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const defaultTitle = this._p("page.archives");
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if (!menu) return defaultTitle;
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const loop = m => {
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for (const key in m) {
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if (typeof m[key] === "object") {
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loop(m[key]);
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}
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if (/\/archives\//.test(m[key])) {
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return key;
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}
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}
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};
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return loop(menu) || defaultTitle;
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});
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hexo.extend.helper.register('isImgOrUrl', function (path) {
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const imgTestReg = /\.(png|jpe?g|gif|svg|webp)(\?.*)?$/i
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return path.indexOf('//') !== -1 || imgTestReg.test(path)
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}) |