add new youtube videos.js

// http://www.reddit.com/user/DiRaven
// 11/01/2016

// Run this once to grant script access and add trigger automatically
function AddAddNewVideosToWatchLaterTrigger()
{
  ScriptApp.newTrigger('AddNewVideosToWatchLater')
  .timeBased()
  .everyHours(24)
  .create();
}

// Automatically adds new subscription videos from youtube to watch later list (if you have email notifications for those turned on)
function AddNewVideosToWatchLater()
{
  var regexp = /\/watch(?:\?|%3F)v%3D([^%]+)/i;
  var threads = GmailApp.search('label:"YouTube" is:unread');
  Logger.log("Found " + threads.length + " threads");
  for (var i in threads) {
    try {
      var messages = threads[i].getMessages()
      Logger.log("Thread " + i + " has " + messages.length + " messages");
      for (var k in messages)
      {
        var msg = messages[k];
        Logger.log("Processing " + msg.getSubject());
        if (msg.isUnread())
        {
          Logger.log("Is unread");
          var body = msg.getBody()
          var video_id = regexp.exec(body);
          if (video_id != null) {
            Logger.log("Found video id: " + video_id);
            video_id = video_id[1];
            var part= 'id';
            var details = {
              videoId: video_id,
              kind: 'youtube#video'
            };
            var resource = {
              snippet: {
                playlistId: 'WL',
                resourceId: details
              }
            };         
            YouTube.PlaylistItems.insert(resource, 'snippet');
            Logger.log("Is now in watch list");
            msg.markRead()
            Logger.log("Is now read");
          }
        }
      }
//      threads[i].moveToArchive();
    }
    catch(e) {
      Logger.log("Error!!");
      Logger.log(e.message);
      switch (e.message) {
        case "Video not found.":
        case "Video already in playlist.":
          Logger.log("Marking as read");
          msg.markRead();
          break;
      }
    } 
  }
  var date = new Date();
  var yyyymmdd = Utilities.formatDate(date, "Australia/Melbourne", "yyyy-MM-dd EE");
  var email = Session.getActiveUser().getEmail();
  Logger.log("Sending email to: " + email);
  GmailApp.sendEmail(email, "Youtube watch later " + yyyymmdd, "Log:\n" + Logger.getLog());
}

function test() {
  var regexp = /\/watch\?v%3D([^%]+)"/i;
  result = regexp.exec("/watch/v%3Dfdasasdf");
  
  Logger.log(result);
}