@dragondyt/vuepress-plugin-abbrlink/lib/node/abbrLinkPlugin.js

VuePress plugin - abbrLink

import { fs, logger } from '@vuepress/utils';
import CRC32 from 'crc-32';
import matter from 'gray-matter';
import { add, check } from './check.js';
export const abbrLinkPlugin = ({ alg, autoDate, force } = {
    alg: 'crc16',
    autoDate: false,
    force: false,
    rep: 'dec',
}) => ({
    name: '@dragondyt/vuepress-plugin-abbrlink',
    extendsPageOptions: (pageOptions, app) => {
        if (pageOptions.filePath) {
            // 读取文件
            const mdContent = fs.readFileSync(pageOptions.filePath, {
                encoding: 'utf-8',
            });
            const { data: frontmatter, content } = matter(mdContent);
            const abbrlink = frontmatter.abbrlink || '';
            // ----- auto date ? easy
            if (autoDate && !frontmatter.date) {
                frontmatter.date = frontmatter.date.format('YYYY-MM-DD HH:mm:ss');
                logger.info('Generated: date [%s] for post [ %s ]', frontmatter.date, pageOptions.filePath);
            }
            if (abbrlink !== '' && !force) {
                add(abbrlink);
            }
            else {
                if (frontmatter.title.length === 0) {
                    logger.info('No title found for post [%s][ %s ]', pageOptions.filePath, frontmatter.title);
                    return;
                }
                // //生成链接
                let permalink = check(CRC32.str(frontmatter.title) >>> 0).toString(16);
                // //记录生成的链接
                add(permalink);
                // 处理目录
                permalink = pageOptions.filePath
                    .replace(app.dir.source(), '')
                    .replace(/[\w-]+\.(.*)?/g, `${permalink}.html`)
                    .replace(/.(md|MD)$/g, '')
                    .replace(frontmatter.title, `${permalink}.html`)
                    .replace('//', '/');
                // 设置文章永久链接
                frontmatter.permalink = permalink;
                Object.assign(pageOptions, {
                    frontmatter,
                });
                // 写入
                fs.writeFileSync(pageOptions.filePath, matter.stringify(content, frontmatter));
            }
        }
    },
});