twitst4tz

twitter statistics web application
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build.js (1351B)


      1 #!/usr/bin/env node
      2 
      3 'use strict';
      4 
      5 const fs = require('fs');
      6 const path = require('path');
      7 const mimeScore = require('mime-score');
      8 
      9 let db = require('mime-db');
     10 let chalk = require('chalk');
     11 
     12 const STANDARD_FACET_SCORE = 900;
     13 
     14 const byExtension = {};
     15 
     16 // Clear out any conflict extensions in mime-db
     17 for (let type in db) {
     18   let entry = db[type];
     19   entry.type = type;
     20 
     21   if (!entry.extensions) continue;
     22 
     23   entry.extensions.forEach(ext => {
     24     if (ext in byExtension) {
     25       const e0 = entry;
     26       const e1 = byExtension[ext];
     27       e0.pri = mimeScore(e0.type, e0.source);
     28       e1.pri = mimeScore(e1.type, e1.source);
     29 
     30       let drop = e0.pri < e1.pri ? e0 : e1;
     31       let keep = e0.pri >= e1.pri ? e0 : e1;
     32       drop.extensions = drop.extensions.filter(e => e !== ext);
     33 
     34       console.log(`${ext}: Keeping ${chalk.green(keep.type)} (${keep.pri}), dropping ${chalk.red(drop.type)} (${drop.pri})`);
     35     }
     36     byExtension[ext] = entry;
     37   });
     38 }
     39 
     40 function writeTypesFile(types, path) {
     41   fs.writeFileSync(path, JSON.stringify(types));
     42 }
     43 
     44 // Segregate into standard and non-standard types based on facet per
     45 // https://tools.ietf.org/html/rfc6838#section-3.1
     46 const types = {};
     47 
     48 Object.keys(db).sort().forEach(k => {
     49   const entry = db[k];
     50   types[entry.type] = entry.extensions;
     51 });
     52 
     53 writeTypesFile(types, path.join(__dirname, '..', 'types.json'));