Open-ILS/web/js/dojo/fieldmapper/hash.js

   1 /*
   2 # ---------------------------------------------------------------------------
   3 # Copyright (C) 2008  Georgia Public Library Service / Equinox Software, Inc
   4 # Mike Rylander <miker@esilibrary.com>
   5 #
   6 # This program is free software; you can redistribute it and/or
   7 # modify it under the terms of the GNU General Public License
   8 # as published by the Free Software Foundation; either version 2
   9 # of the License, or (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 # ---------------------------------------------------------------------------
  16 */
  17
  18 if(!dojo._hasResource['fieldmapper.hash']){
  19
  20         dojo._hasResource['fieldmapper.hash'] = true;
  21         dojo.provide('fieldmapper.hash');
  22         dojo.require('fieldmapper.Fieldmapper');
  23
  24         function _fromHash (_hash) {
  25                 for ( var i=0; i < this._fields.length; i++) {
  26                         if (_hash[this._fields[i]] != null)
  27                                 this[this._fields[i]]( _hash[this._fields[i]] );
  28                 }
  29                 return this;
  30         }
  31
  32         function _toHash (includeNulls, virtFields) {
  33                 var _hash = {};
  34                 for ( var i=0; i < this._fields.length; i++) {
  35                         if (includeNulls || this[this._fields[i]]() != null) {
  36                                 if (this[this._fields[i]]() == null)
  37                     _hash[this._fields[i]] = null;
  38                 else
  39                                     _hash[this._fields[i]] = '' + this[this._fields[i]]();
  40             }
  41                 }
  42
  43                 if (virtFields && virtFields.length > 0) {
  44                         for (var i in virtFields) {
  45                                 if (!_hash[virtFields[i]])
  46                                         _hash[virtFields[i]] = null;
  47                         }
  48                 }
  49
  50                 return _hash;
  51         }
  52
  53         for (var i in fmclasses) {
  54                 window[i].prototype.fromHash = _fromHash;
  55                 window[i].prototype.toHash = _toHash;
  56         }
  57
  58 }