Tag hack

tag.js

var Tag = Model.subclass(function (data) {

    //HACK
    if (data.owner !== null){
      this.mapping = {
        owner: Model.mapping.object(data.ownerType)
      } 
      if (data.owner.__ko_mapping__) {
        data.owner = ko.mapping.toJS(data.owner);
      }
    };
    // END HACK
    var objectFromCache = Model.call(this, 'tag', data); 
    if (objectFromCache) return objectFromCache;

    this.initObservables({
        name: '',
        owner:'',
        ownerType: null,
        postsCount: null
    });
    
    this.objURL = ko.dependentObservable(function () {
        if (this.owner() === null || this.owner() === "") return; // TODO: Why is this happening?
        return App.sharedApp.objURL(this.ownerType(), this.owner().id());
    }, this);
   

    if (data.owner === null) return;
    this.score = ko.dependentObservable(function() {
      var own = this.owner();
      if (!own) return;
      if (this.ownerType() === "Event" && own.final() && own.team1Score()) {
        var str = own.team1Score() + ":" + own.team2Score(); 
        return str;
      }
      return;
    }, this);

    this.displayName = ko.dependentObservable(function() {
      var nm,
      own = this.owner;
    return this.name();
    }, this);


});

Tag.prototype.apiResourceURL = function () {
  return '/tags/'+ this.context() + ':' + this.name() + '.json';
};

Tag.prototype.mapping = {
  owner: Model.mapping.object('User')
}