text: 
  $.components.register("material", {
    init: function(context) {
      $('.form-material', context).each(function() {
        var $this = $(this);
  
        if ($this.data('material') === true) {
          return;
        }
  
        var $control = $this.find('.form-control');
  
        // Add hint label if required
        if ($control.attr("data-hint")) {
          $control.after("<div class=hint>" + $control.attr("data-hint") + "</div>");
        }
  
        if ($this.hasClass("floating")) {
          // Add floating label if required
          if ($control.hasClass("floating-label")) {
            var placeholder = $control.attr("placeholder");
            $control.attr("placeholder", null).removeClass("floating-label");
            $control.after("<div class=floating-label>" + placeholder + "</div>");
          }
  
          // Set as empty if is empty
          if ($control.val() === null || $control.val() == "undefined" || $control.val() === "") {
            $control.addClass("empty");
          }
        }
  
        // Support for file input
        if ($control.next().is("[type=file]")) {
          $this.addClass('form-material-file');
        }
  
        $this.data('material', true);
      });
    },
    api: function() {
      function _isChar(e) {
        if (typeof e.which == "undefined") {
          return true;
        } else if (typeof e.which == "number" && e.which > 0) {
          return !e.ctrlKey && !e.metaKey && !e.altKey && e.which != 8 && e.which != 9;
        }
        return false;
      }
  
      $(document).on("keydown.site.material paste.site.material", ".form-control", function(e) {
          if (_isChar(e)) {
            $(this).removeClass("empty");
          }
        }).on("keyup.site.material change.site.material", ".form-control", function() {
          var $this = $(this);
          if ($this.val() === "" && (typeof $this[0].checkValidity != "undefined" && $this[0].checkValidity())) {
            $this.addClass("empty");
          } else {
            $this.removeClass("empty");
          }
        }).on("focus", ".form-material-file", function() {
          $(this).find("input").addClass("focus");
        })
        .on("blur", ".form-material-file", function() {
          $(this).find("input").removeClass("focus");
        })
        .on("change", ".form-material-file [type=file]", function() {
          var $this = $(this);
          var value = "";
          $.each($this[0].files, function(i, file) {
            value += file.name + ", ";
          });
          value = value.substring(0, value.length - 2);
          if (value) {
            $this.prev().removeClass("empty");
          } else {
            $this.prev().addClass("empty");
          }
          $this.prev().val(value);
        });
    }
  });
  