ep_social_preview/index.js

Add pad title in meta tags

var settings = require('ep_etherpad-lite/node/utils/Settings');

exports.clientVars = function(hook, context, callback){
  var meta_desc;
  try {
    if (settings.ep_meta_desc){
        meta_desc = settings.ep_meta_desc;
    }
  } catch (e){
    console.warn("ep_meta_desc: a ep_meta_desc can be set in settings.json");
    meta_desc = "";
  }
  //////////////////////////////////////////
  var meta_img_url;
  try {
    if (settings.ep_meta_img_url){
        meta_img_url = settings.ep_meta_img_url;
    }
  } catch (e){
    console.warn("ep_meta_img_url: a ep_meta_img_url can be set in settings.json");
    meta_img_url = "";
  }
  return callback({ "meta_desc": meta_desc , "meta_img_url" : meta_img_url });
};