stackage-server/templates/package.julius

$(function(){
  var tags = Object.create(null);
  $('.tags').find('.tag').each(function(){
    tags[$(this).find('a').text()] = true;
  });
  $('.expanding').each(function(){
    var $this = $(this);
    if ($this.height() > 300) {
      $this.addClass('collapsed');
      $this.find('.bottom-gradient').click(function(){
        $this.removeClass('collapsed');
      });
    }
  });
  $('#like').click(function(){
    var loggedIn = $('.user-handle').length > 0;

    var $this = $(this);

    if (loggedIn) {
      var action = 'like';
      if ($this.hasClass('fa-thumbs-up')) {
        action = 'unlike';
      }

      $this.toggleClass('fa-thumbs-up');
      $this.toggleClass('fa-thumbs-o-up');

      $likes = $('#likes');
      nLikes = parseInt($likes.text(), 10);

      if (action == 'like') {
        $this.attr('title','You liked this!');
        $likes.text(nLikes + 1);
        $.post("@{PackageLikeR pn}");
      } else {
        $this.attr('title','You disliked this.');
        $likes.text(nLikes - 1);
        $.post("@{PackageUnlikeR pn}");
      }
    } else {
      window.location.href = '@{AuthR LoginR}';
    }
  });
  $('#add-tag').click(function(){
    $('#add-tag-form').toggleClass('hidden');
    $('#new-tag').focus();
  });
  $('#new-tag').change(function(){
    $('#add-form-btn').val('Confirm');
    $('#tag-msg').hide();
  });
  $('#new-tag').keypress(function(){
    $('#add-form-btn').val('Confirm');
  });
  $('#add-tag-form').submit(function(){
    try {
      var candidate = $('#new-tag').val();
      var normalized = candidate
        .replace(/[^a-zA-Z0-9-.]/g,'-')
        .replace(/-+/g,'-')
        .replace(/^-/,'')
        .replace(/-$/,'')
        .toLowerCase();
      if (candidate !== normalized) {
        $('#new-tag').val(normalized);
        $('#add-form-btn').val('Done');
      } else {
        $.ajax({
          method: 'POST',
          url: '@{PackageTagR pn}',
          data: {slug:normalized},
          success: function(){

          $('.no-tags').remove();

          $('#new-tag').val('');
          $('#add-form-btn').val('Confirm');

          if (!tags[normalized]) {
            var tag = $('<span><a></a></span>');
            tag.find('a').text(normalized);
            $('.tags').prepend(', ');
            $('.tags').prepend(tag);
          }

          tags[normalized] = true;
        },
          error: function(err){
            $('#tag-msg').text('invalid slug; too short or too long').show();
        }
        });
      }
    } finally {
      return false;
    }
  });
});

// Workaround for missing functionality in IE 8 and earlier.
if( Object.create === undefined ) {
  Object.create = function( o ) {
    function F(){}
    F.prototype = o;
    return new F();
  };
}