git.r.bdr.sh - rbdr/linkding-linkblog-updater/blob - index.js

   1 const { exec } = require('child_process');
   2 const { resolve, join} = require('path');
   3 const { rm, writeFile } = require('fs/promises');
   4 const { promisify } = require('util');
   5 const Pinboard = require('node-pinboard').default;
   6
   7 const internals = {
   8   exec: promisify(exec),
   9
  10   apiToken: process.env.PINBOARD_TOKEN,
  11   blogUrl: process.env.BLOG_URL,
  12   archiveUrl: process.env.ARCHIVE_URL,
  13   blogPublicUrl: process.env.BLOG_PUBLIC_URL,
  14   archivePublicUrl: process.env.ARCHIVE_PUBLIC_URL,
  15   tootToken: process.env.TOOT_TOKEN,
  16   mastodonDomain: process.env.MASTODON_DOMAIN,
  17
  18   date: (new Date()).toISOString().split('T')[0],
  19
  20   generateGemtext(title, text) {
  21
  22     return `# ${title}\n\n${text}`;
  23   },
  24
  25   getText(posts) {
  26
  27     return posts.map((post) => {
  28
  29       return `=> ${post.href} ${post.description}\n${post.extended}`;
  30     }).join('\n\n');
  31   },
  32
  33   getTitle(posts) {
  34
  35     if (posts.length === 1) {
  36       return `Link: ${posts[0].description}`;
  37     }
  38     return `${posts.length} links for ${internals.date}`;
  39   },
  40
  41   slugify(text) {
  42
  43     return text.toLowerCase().replace(/[^a-z0-9 ]/g, '').replace(/ +/g, '-')
  44   },
  45
  46   async toot(title) {
  47
  48     const body = new FormData();
  49     body.set(
  50       'status',
  51       `New post: ${title}\n\nAvailable on:\n\n♊️ the gemini archive ${internals.archivePublicUrl}\n\n or, the ephemeral blog 🌐: ${internals.blogPublicUrl}`
  52     );
  53     return fetch(`https://${internals.mastodonDomain}/api/v1/statuses`, {
  54       method: 'post',
  55       headers: {
  56         Authorization: `Bearer ${internals.tootToken}`,
  57       },
  58       body
  59     });
  60   }
  61
  62 };
  63
  64
  65 async function run() {
  66   const pinboard = new Pinboard(internals.apiToken);
  67   const getPins = promisify(pinboard.all);
  68   const addPin = promisify(pinboard.add);
  69
  70   const pins = await getPins({ tag: 'linkblog' });
  71
  72   if (pins.length === 0) {
  73     console.error('No links to post');
  74     return;
  75   }
  76
  77   const title = internals.getTitle(pins);
  78   const text = internals.getText(pins);
  79   const gemtext = internals.generateGemtext(title, text);
  80   const filename = internals.slugify(title);
  81
  82   const gemfile = resolve(join(__dirname, `${filename}.gmi`));
  83   await writeFile(gemfile, gemtext);
  84   await internals.exec(`blog --add ${gemfile}`);
  85   await internals.exec(`blog --publish ${internals.blogUrl}`);
  86   await internals.exec(`blog --publish-archive ${internals.archiveUrl}`);
  87   await rm(gemfile);
  88
  89   for (const pin of pins) {
  90     await addPin({
  91       url: pin.href,
  92       description: pin.description,
  93       extended: pin.extended,
  94       dt: pin.time,
  95       tags: pin.tags.replace('linkblog', 'linkblog-posted')
  96     });
  97   }
  98
  99   if (internals.tootToken) {
 100     await internals.toot(title);
 101   }
 102 }
 103
 104 run()
 105   .then(() => process.exit(0))
 106   .catch((err) => {
 107     console.error(err);
 108     process.exit(1);
 109   })