Open-ILS/web/js/dojo/openils/widget/AutoWidget.js

   1 if(!dojo._hasResource['openils.widget.AutoWidget']) {
   2     dojo.provide('openils.widget.AutoWidget');
   3     dojo.require('openils.Util');
   4     dojo.require('openils.User');
   5     dojo.require('fieldmapper.IDL');
   6
   7     dojo.declare('openils.widget.AutoWidget', null, {
   8
   9         async : false,
  10
  11         /**
  12          * args:
  13          *  idlField -- Field description object from fieldmapper.IDL.fmclasses
  14          *  fmObject -- If available, the object being edited.  This will be used
  15          *      to set the value of the widget.
  16          *  fmClass -- Class name (not required if idlField or fmObject is set)
  17          *  fmField -- Field name (not required if idlField)
  18          *  parentNode -- If defined, the widget will be appended to this DOM node
  19          *  dijitArgs -- Optional parameters object, passed directly to the dojo widget
  20          *  orgLimitPerms -- If this field defines a set of org units and an orgLimitPerms
  21          *      is defined, the code will limit the org units in the set to those
  22          *      allowed by the permission
  23          */
  24         constructor : function(args) {
  25             for(var k in args)
  26                 this[k] = args[k];
  27
  28             // find the field description in the IDL if not provided
  29             if(!this.idlField) {
  30                 if(this.fmObject)
  31                     this.fmClass = this.fmObject.classname;
  32                 var fields = fieldmapper.IDL.fmclasses[this.fmClass][fields];
  33                 for(var f in fields)
  34                     if(fields[f].name == this.fmField)
  35                         this.idlField = fields[f];
  36             }
  37         },
  38
  39         /**
  40          * Turn the value from the dojo widget into a value oils understands
  41          */
  42         getFormattedValue : function() {
  43             var value = this.widget.attr('value');
  44             switch(this.idlField.datatype) {
  45                 case 'bool':
  46                     return (value) ? 't' : 'f'
  47                 case 'timestamp':
  48                     return dojo.date.stamp.toISOString(value);
  49                 default:
  50                     return value;
  51             }
  52         },
  53
  54         build : function(onload) {
  55             this.onload = onload;
  56             this.widgetValue = (this.fmObject) ? this.fmObject[this.idlField.name]() : null;
  57
  58             switch(this.idlField.datatype) {
  59
  60                 case 'id':
  61                     dojo.require('dijit.form.TextBox');
  62                     this.widget = new dijit.form.TextBox(this.dijitArgs, this.parentNode);
  63                     this.widget.setDisabled(true); // never allow editing of IDs
  64                     break;
  65
  66                 case 'org_unit':
  67                     this._buildOrgSelector();
  68                     break;
  69
  70                 case 'money':
  71                     dojo.require('dijit.form.CurrencyTextBox');
  72                     this.widget = new dijit.form.CurrencyTextBox(this.dijitArgs, this.parentNode);
  73                     break;
  74
  75                 case 'timestamp':
  76                     dojo.require('dijit.form.DateTextBox');
  77                     dojo.require('dojo.date.stamp');
  78                     this.widget = new dijit.form.DateTextBox(this.dijitArgs, this.parentNode);
  79                     if(this.widgetValue != null)
  80                         this.widgetValue = dojo.date.stamp.fromISOString(this.widgetValue);
  81                     break;
  82
  83                 case 'bool':
  84                     dojo.require('dijit.form.CheckBox');
  85                     this.widget = new dijit.form.CheckBox(this.dijitArgs, this.parentNode);
  86                     this.widgetValue = openils.Util.isTrue(this.widgetValue);
  87                     break;
  88
  89                 default:
  90                     dojo.require('dijit.form.TextBox');
  91                     this.widget = new dijit.form.TextBox(this.dijitArgs, this.parentNode);
  92             }
  93
  94             if(!this.async) this._widgetLoaded();
  95             return this.widget;
  96         },
  97
  98         /**
  99          * For widgets that run asynchronously, provide a callback for finishing up
 100          */
 101         _widgetLoaded : function(value) {
 102             if(this.fmObject)
 103                 this.widget.attr('value', this.widgetValue);
 104             if(this.onload)
 105                 this.onload(this.widget, self);
 106         },
 107
 108         _buildOrgSelector : function() {
 109             dojo.require('fieldmapper.OrgUtils');
 110             dojo.require('openils.widget.FilteringTreeSelect');
 111             this.widget = new openils.widget.FilteringTreeSelect(this.dijitArgs, this.parentNode);
 112             this.widget.searchAttr = 'shortname';
 113
 114             // if we have a limit perm, find the relevent orgs (async)
 115             if(this.orgLimitPerms && this.orgLimitPerms.length > 0) {
 116                 this.async = true;
 117                 var user = new openils.User();
 118                 var self = this;
 119                 user.getPermOrgList(this.orgLimitPerms,
 120                     function(orgList) {
 121                         self.widget.tree = orgList;
 122                         self.widget.startup();
 123                         self._widgetLoaded();
 124                     }
 125                 );
 126
 127             } else {
 128                 this.widget.tree = fieldmapper.aou.globalOrgTree;
 129             }
 130         }
 131     });
 132 }
 133