1 <?php
 2 /**
 3  * Imports {@link Group} records by CSV upload, as defined in
 4  * {@link GroupCsvBulkLoader}.
 5  * 
 6  * @package cms
 7  * @subpackage batchactions
 8  */
 9 class GroupImportForm extends Form {
10     
11     /**
12      * @var Group Optional group relation
13      */
14     protected $group;
15     
16     function __construct($controller, $name, $fields = null, $actions = null, $validator = null) {
17         if(!$fields) {
18             $helpHtml = _t(
19                 'GroupImportForm.Help1', 
20                 '<p>Import one or more groups in <em>CSV</em> format (comma-separated values). <small><a href="#" class="toggle-advanced">Show advanced usage</a></small></p>'
21             );
22             $helpHtml .= _t(
23                 'GroupImportForm.Help2', 
24 '<div class="advanced">
25     <h4>Advanced usage</h4>
26     <ul>
27     <li>Allowed columns: <em>%s</em></li>
28     <li>Existing groups are matched by their unique <em>Code</em> value, and updated with any new values from the imported file</li>
29     <li>Group hierarchies can be created by using a <em>ParentCode</em> column.</li>
30     <li>Permission codes can be assigned by the <em>PermissionCode</em> column. Existing permission codes are not cleared.</li>
31     </ul>
32 </div>');
33             
34             $importer = new GroupCsvBulkLoader();
35             $importSpec = $importer->getImportSpec();
36             $helpHtml = sprintf($helpHtml, implode(', ', array_keys($importSpec['fields'])));
37             
38             $fields = new FieldSet(
39                 new LiteralField('Help', $helpHtml),
40                 $fileField = new FileField(
41                     'CsvFile', 
42                     _t(
43                         'SecurityAdmin_MemberImportForm.FileFieldLabel', 
44                         'CSV File <small>(Allowed extensions: *.csv)</small>'
45                     )
46                 )
47             );
48             $fileField->getValidator()->setAllowedExtensions(array('csv'));
49         }
50         
51         if(!$actions) $actions = new FieldSet(
52             new FormAction('doImport', _t('SecurityAdmin_MemberImportForm.BtnImport', 'Import'))
53         );
54         
55         if(!$validator) $validator = new RequiredFields('CsvFile');
56         
57         parent::__construct($controller, $name, $fields, $actions, $validator);
58         
59         $this->addExtraClass('import-form');
60     }
61     
62     function doImport($data, $form) {
63         $loader = new GroupCsvBulkLoader();
64         
65         // load file
66         $result = $loader->load($data['CsvFile']['tmp_name']);
67         
68         // result message
69         $msgArr = array();
70         if($result->CreatedCount()) $msgArr[] = sprintf(
71             _t('GroupImportForm.ResultCreated', 'Created %d groups'),
72             $result->CreatedCount()
73         );
74         if($result->UpdatedCount()) $msgArr[] = sprintf(
75             _t('GroupImportForm.ResultUpdated', 'Updated %d groups'),
76             $result->UpdatedCount()
77         );
78         if($result->DeletedCount()) $msgArr[] = sprintf(
79             _t('GroupImportForm.ResultDeleted', 'Deleted %d groups'),
80             $result->DeletedCount()
81         );
82         $msg = ($msgArr) ? implode(',', $msgArr) : _t('MemberImportForm.ResultNone', 'No changes');
83     
84         $this->sessionMessage($msg, 'good');
85         
86         Director::redirectBack();
87     }
88     
89 }
90 ?>