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og_image.js (357B)

      1 async function fetch_og_image(url) {
      2   // description response
      3   const desc_resp = await fetch (
      4     "/lib/og_image.php?url=" + url
      5   );
      6   // extract text of response
      7   var img_url = desc_resp.text();
      8   // return url
      9   return img_url
     10 }
     11 
     12 function insert_og_image(obj, url) {
     13   var src = await fetch_og_image(url);
     14   if (src != "") {
     15     obj.src = src;
     16   }
     17 }