swift4/Share/Scraper.js

   1 /*
   2  * https://developer.apple.com/library/archive/documentation/General/Conceptual/ExtensibilityPG/ExtensionScenarios.html#//apple_ref/doc/uid/TP40014214-CH21-SW12
   3  * https://github.com/wordpress-mobile/WordPress-iOS/blob/develop/WordPress/WordPressShareExtension/WordPressShare.js
   4  */
   5 var Scraper = function() {};
   6
   7 Scraper.prototype = {
   8     run: function(arguments) {
   9         /*  https://codeberg.org/mro/ShaarliGo/src/branch/develop/tpl/tools.html */
  10         const url = document.location.href; // not convinced baseURI is a better choice
  11         /* scrape */
  12         /* precedence like comb.go#L54 */
  13         const tit = document.title
  14             ?? document.querySelector('meta[name=\'title\']')?.content
  15             ?? document.querySelector('meta[property=\'og:title\']')?.content
  16             ?? '';
  17         const tgs = document.querySelector('meta[name=\'keywords\']')?.content
  18             ?? document.querySelector('meta[name=\'news_keywords\']')?.content
  19             ?? '';
  20         const con = document.getSelection()?.toString()
  21             || document.querySelector('meta[name=\'description\']')?.content
  22             || '';
  23         const img = document.querySelector('meta[property=\'og:image\']')?.content
  24             ?? '';
  25
  26         arguments.completionFunction({
  27             "url": url,
  28             "title": tit,
  29             "description": con,
  30             "keywords": tgs,
  31             "image": img,
  32         });
  33     }
  34 };
  35
  36 var ExtensionPreprocessingJS = new Scraper;