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WME Error Details

Display the error messages received from Waze in the web console

  1. // ==UserScript==
  2. // @name        WME Error Details
  3. // @author      Tom 'Glodenox' Puttemans
  4. // @namespace   http://www.tomputtemans.com/
  5. // @description Display the error messages received from Waze in the web console
  6. // @include     /^https:\/\/(www|beta)\.waze\.com\/(?!user\/)(.{2,6}\/)?editor.*$/
  7. // @version     0.1.1
  8. // @grant       none
  9. // ==/UserScript==
  10.  
  11. (function() {
  12.   // Replace the send method with a function that adds a listener to the load event
  13.   // This way we can monitor the results
  14.   XMLHttpRequest.prototype.reallySend = XMLHttpRequest.prototype.send;
  15.   XMLHttpRequest.prototype.send = function(body) {
  16.     this.addEventListener('load', function() {
  17.       if (this.status != 200) {
  18.         try {
  19.           var response = JSON.parse(this.response);
  20.           log(response);
  21.           response.errorList.forEach(function(error) {
  22.             log('Error code ' + error.code + ': ' + error.details);
  23.           });
  24.         } catch (e) {
  25.           log(this.response);
  26.         }
  27.       }
  28.     });
  29.     this.reallySend(body);
  30.   };
  31.  
  32.   function log(message) {
  33.     if (typeof message === 'string') {
  34.       console.log('%c' + GM_info.script.name + ' (v' + GM_info.script.version + '): %c' + message, 'color:black', 'color:#d97e00');
  35.     } else {
  36.       console.log('%c' + GM_info.script.name + ' (v' + GM_info.script.version + ')', 'color:black', message);
  37.     }
  38.   }
  39. })();