text: YUI.add('moodle-availability_profile-form', function (Y, NAME) {
  
  /**
   * JavaScript for form editing profile conditions.
   *
   * @module moodle-availability_profile-form
   */
  M.availability_profile = M.availability_profile || {};
  
  /**
   * @class M.availability_profile.form
   * @extends M.core_availability.plugin
   */
  M.availability_profile.form = Y.Object(M.core_availability.plugin);
  
  /**
   * Groupings available for selection (alphabetical order).
   *
   * @property profiles
   * @type Array
   */
  M.availability_profile.form.profiles = null;
  
  /**
   * Initialises this plugin.
   *
   * @method initInner
   * @param {Array} standardFields Array of objects with .field, .display
   * @param {Array} customFields Array of objects with .field, .display
   */
  M.availability_profile.form.initInner = function(standardFields, customFields) {
      this.standardFields = standardFields;
      this.customFields = customFields;
  };
  
  M.availability_profile.form.getNode = function(json) {
      // Create HTML structure.
      var html = '<span class="availability-group"><label>' + M.util.get_string('conditiontitle', 'availability_profile') + ' ' +
              '<select name="field">' +
              '<option value="choose">' + M.util.get_string('choosedots', 'moodle') + '</option>';
      var fieldInfo;
      for (var i = 0; i < this.standardFields.length; i++) {
          fieldInfo = this.standardFields[i];
          // String has already been escaped using format_string.
          html += '<option value="sf_' + fieldInfo.field + '">' + fieldInfo.display + '</option>';
      }
      for (i = 0; i < this.customFields.length; i++) {
          fieldInfo = this.customFields[i];
          // String has already been escaped using format_string.
          html += '<option value="cf_' + fieldInfo.field + '">' + fieldInfo.display + '</option>';
      }
      html += '</select></label> <label><span class="accesshide">' + M.util.get_string('label_operator', 'availability_profile') +
              ' </span><select name="op" title="' + M.util.get_string('label_operator', 'availability_profile') + '">';
      var operators = ['isequalto', 'contains', 'doesnotcontain', 'startswith', 'endswith',
              'isempty', 'isnotempty'];
      for (i = 0; i < operators.length; i++) {
          html += '<option value="' + operators[i] + '">' +
                  M.util.get_string('op_' + operators[i], 'availability_profile') + '</option>';
      }
      html += '</select></label> <label><span class="accesshide">' + M.util.get_string('label_value', 'availability_profile') +
              '</span><input name="value" type="text" style="width: 10em" title="' +
              M.util.get_string('label_value', 'availability_profile') + '"/></label></span>';
      var node = Y.Node.create('<span>' + html + '</span>');
  
      // Set initial values if specified.
      if (json.sf !== undefined &&
              node.one('select[name=field] > option[value=sf_' + json.sf + ']')) {
          node.one('select[name=field]').set('value', 'sf_' + json.sf);
      } else if (json.cf !== undefined &&
              node.one('select[name=field] > option[value=cf_' + json.cf + ']')) {
          node.one('select[name=field]').set('value', 'cf_' + json.cf);
      }
      if (json.op !== undefined &&
              node.one('select[name=op] > option[value=' + json.op + ']')) {
          node.one('select[name=op]').set('value', json.op);
          if (json.op === 'isempty' || json.op === 'isnotempty') {
              node.one('input[name=value]').set('disabled', true);
          }
      }
      if (json.v !== undefined) {
          node.one('input').set('value', json.v);
      }
  
      // Add event handlers (first time only).
      if (!M.availability_profile.form.addedEvents) {
          M.availability_profile.form.addedEvents = true;
          var updateForm = function(input) {
              var ancestorNode = input.ancestor('span.availability_profile');
              var op = ancestorNode.one('select[name=op]');
              var novalue = (op.get('value') === 'isempty' || op.get('value') === 'isnotempty');
              ancestorNode.one('input[name=value]').set('disabled', novalue);
              M.core_availability.form.update();
          };
          var root = Y.one('#fitem_id_availabilityconditionsjson');
          root.delegate('change', function() {
               updateForm(this);
          }, '.availability_profile select');
          root.delegate('change', function() {
               updateForm(this);
          }, '.availability_profile input[name=value]');
      }
  
      return node;
  };
  
  M.availability_profile.form.fillValue = function(value, node) {
      // Set field.
      var field = node.one('select[name=field]').get('value');
      if (field.substr(0, 3) === 'sf_') {
          value.sf = field.substr(3);
      } else if (field.substr(0, 3) === 'cf_') {
          value.cf = field.substr(3);
      }
  
      // Operator and value
      value.op = node.one('select[name=op]').get('value');
      var valueNode = node.one('input[name=value]');
      if (!valueNode.get('disabled')) {
          value.v = valueNode.get('value');
      }
  };
  
  M.availability_profile.form.fillErrors = function(errors, node) {
      var value = {};
      this.fillValue(value, node);
  
      // Check profile item id.
      if (value.sf === undefined && value.cf === undefined) {
          errors.push('availability_profile:error_selectfield');
      }
      if (value.v !== undefined && /^\s*$/.test(value.v)) {
          errors.push('availability_profile:error_setvalue');
      }
  };
  
  
  }, '@VERSION@', {"requires": ["base", "node", "event", "moodle-core_availability-form"]});
  