/wp-content/plugins/js_composer/assets/js/frontend_editor/models.js

/* =========================================================
 * custom_views.js v1.1
 * =========================================================
 * Copyright 2013 Wpbakery
 *
 * Visual composer Frontend modals & collections
 * ========================================================= */


(function ($) {
  if(_.isUndefined(window.vc)) window.vc = {};
  /**
   * Shortcode model
   * @type {*}
   */
  var Shortcode = Backbone.Model.extend({
    defaults:function () {
      var id = vc_guid();
      return {
        id:id,
        shortcode:'vc_text_block',
        order: vc.shortcodes.nextOrder(),
        params:{
        },
        parent_id:false
      };
    },
    settings: false,
    getParam: function(key) {
      return _.isObject(this.get('params')) && !_.isUndefined(this.get('params')[key]) ? this.get('params')[key] : '';
    },
    sync: function () {
      return false;
    },
    setting: function(name) {
        if(this.settings === false) this.settings = vc.getMapped(this.get('shortcode')) || {};
        return this.settings[name];
    },
    view: false
  });
  /**
   * Collection of all shortcodes.
   * @type {*}
   */
  var Shortcodes = Backbone.Collection.extend({
    model: Shortcode,
    sync: function () {
      return false;
    },
    nextOrder: function() {
      if (!this.length) return 1;
      return this.last().get('order') + 1;
    },
    initialize:function () {
      this.bind('remove', this.removeChildren, this);
      this.bind('remove', vc.builder.checkNoContent);
    },
    comparator:function (model) {
      return model.get('order');
    },
    /**
     * Remove all children of the model from storage.
     * Will remove children of children models too.
     * @param parent - model which is parent
     */
    removeChildren: function (parent) {
      var models = vc.shortcodes.where({parent_id:parent.id});
      _.each(models, function (model) {
        model.destroy();
        // this.removeChildren(model);
      }, this);
    }
  });
  vc.shortcodes = new Shortcodes;
})(window.jQuery);