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root / drupal7 / sites / all / modules / webform / views / webform.views.inc @ 389fb945

1
<?php
2

    
3
/**
4
 * @file
5
 * Views hooks implemented for the Webform module.
6
 */
7

    
8
/**
9
 * Implements hook_views_data().
10
 */
11
function webform_views_data() {
12
  // Webform table definitions.
13
  $data['webform']['table']['group'] = t('Webform');
14
  $data['webform']['table']['base'] = array(
15
    'field' => 'nid',
16
    'title' => t('Webform nodes'),
17
    'help' => t('Nodes which have webforms.'),
18
  );
19
  $data['webform']['table']['join'] = array(
20
    'node' => array(
21
      'left_field' => 'nid',
22
      'field' => 'nid',
23
      'type' => 'INNER',
24
    ),
25
  );
26

    
27
  // NID.
28
  $data['webform']['nid'] = array(
29
    'title' => t('Node'),
30
    'help' => t('The node this webform is part of.'),
31
    'relationship' => array(
32
      'base' => 'node',
33
      'field' => 'nid',
34
      'handler' => 'views_handler_relationship',
35
      'label' => t('Node for webform'),
36
    ),
37
    'filter' => array(
38
      'handler' => 'views_handler_filter_numeric',
39
    ),
40
    'sort' => array(
41
      'handler' => 'views_handler_sort',
42
    ),
43
    'argument' => array(
44
      'handler' => 'views_handler_argument_node_nid',
45
      // The field to display in the summary.
46
      'name field' => 'title',
47
      'numeric' => TRUE,
48
      'validate type' => 'nid',
49
    ),
50
  );
51

    
52
  // Status.
53
  $data['webform']['status'] = array(
54
    'title' => t('Status'),
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    'help' => t('The open or closed status of a webform.'),
56
    'field' => array(
57
      'handler' => 'webform_handler_field_webform_status',
58
      'click sortable' => TRUE,
59
    ),
60
    'filter' => array(
61
      'label' => t('Status'),
62
      'handler' => 'webform_handler_filter_webform_status',
63
      'type' => 'open-closed',
64
    ),
65
    'sort' => array(
66
      'handler' => 'views_handler_sort',
67
    ),
68
  );
69

    
70
  // Submissions table definitions.
71
  $data['webform_submissions']['table']['group'] = t('Webform submissions');
72
  $data['webform_submissions']['table']['base'] = array(
73
    'field' => 'sid',
74
    'title' => t('Webform submissions'),
75
    'help' => t('Submissions generated from Webform forms.'),
76
  );
77

    
78
  // Serial number.
79
  $data['webform_submissions']['serial'] = array(
80
    'title' => t('Serial number'),
81
    'help' => t('The serial number of the submission.'),
82
    'field' => array(
83
      'handler' => 'views_handler_field_numeric',
84
      'click sortable' => TRUE,
85
    ),
86
    'filter' => array(
87
      'title' => t('Serial number'),
88
      'handler' => 'views_handler_filter_numeric',
89
    ),
90
    'sort' => array(
91
      'handler' => 'views_handler_sort',
92
    ),
93
    'argument' => array(
94
      'handler' => 'views_handler_argument_numeric',
95
    ),
96
  );
97

    
98
  // SID.
99
  $data['webform_submissions']['sid'] = array(
100
    'title' => t('Sid'),
101
    'help' => t('The submission ID of the submission.'),
102
    'field' => array(
103
      'handler' => 'views_handler_field_numeric',
104
      'click sortable' => TRUE,
105
    ),
106
    'filter' => array(
107
      'title' => t('Sid'),
108
      'handler' => 'views_handler_filter_numeric',
109
    ),
110
    'sort' => array(
111
      'handler' => 'views_handler_sort',
112
    ),
113
    'argument' => array(
114
      'handler' => 'views_handler_argument_numeric',
115
    ),
116
  );
117

    
118
  // Submission data as a field loads the entire submission.
119
  $data['webform_submissions']['value'] = array(
120
    'title' => t('Value'),
121
    'help' => t('The value of a component as submitted by a user.'),
122
    'real field' => 'sid',
123
    'group' => t('Webform submission data'),
124
    'field' => array(
125
      'handler' => 'webform_handler_field_submission_data',
126
      'webform_expand' => FALSE,
127
      'click sortable' => TRUE,
128
    ),
129
  );
130

    
131
  // Expanded to generate a field for every viewable component.
132
  $data['webform_submissions']['webform_all_fields'] = array(
133
    'title' => t('All values'),
134
    'help' => t('Displays all values as submitted by a user.'),
135
    'real field' => 'sid',
136
    'group' => t('Webform submission data'),
137
    'field' => array(
138
      'handler' => 'webform_handler_field_submission_data',
139
      'webform_expand' => TRUE,
140
      'click sortable' => TRUE,
141
    ),
142
  );
143

    
144
  // NID.
145
  $data['webform_submissions']['nid'] = array(
146
    'title' => t('Node'),
147
    'help' => t('The webform node this submission was generated from.'),
148
    'relationship' => array(
149
      'base' => 'node',
150
      'field' => 'nid',
151
      'handler' => 'views_handler_relationship',
152
      'label' => t('Webform Node'),
153
    ),
154
    'filter' => array(
155
      'handler' => 'views_handler_filter_numeric',
156
    ),
157
    'sort' => array(
158
      'handler' => 'views_handler_sort',
159
    ),
160
    'argument' => array(
161
      'handler' => 'views_handler_argument_node_nid',
162
      // The field to display in the summary.
163
      'name field' => 'title',
164
      'numeric' => TRUE,
165
      'validate type' => 'nid',
166
    ),
167
  );
168

    
169
  // UID.
170
  $data['webform_submissions']['uid'] = array(
171
    'title' => t('User'),
172
    'help' => t('The user who sent the webform submission.'),
173
    'relationship' => array(
174
      'base' => 'users',
175
      'field' => 'uid',
176
      'handler' => 'views_handler_relationship',
177
      'label' => t('Webform Submission User'),
178
    ),
179
    'filter' => array(
180
      'handler' => 'views_handler_filter_user_name',
181
    ),
182
    'sort' => array(
183
      'handler' => 'views_handler_sort',
184
    ),
185
    'argument' => array(
186
      'handler' => 'views_handler_argument_numeric',
187
    ),
188
    'field' => array(
189
      'handler' => 'views_handler_field_user',
190
    ),
191
  );
192

    
193
  // Is draft.
194
  $data['webform_submissions']['is_draft'] = array(
195
    'title' => t('Draft'),
196
    'help' => t('Whether or not the submission is a draft.'),
197
    'field' => array(
198
      'handler' => 'webform_handler_field_is_draft',
199
      'click sortable' => TRUE,
200
    ),
201
    'filter' => array(
202
      'handler' => 'webform_handler_filter_is_draft',
203
    ),
204
    'sort' => array(
205
      'handler' => 'views_handler_sort',
206
    ),
207
  );
208

    
209
  // Submitted timestamp.
210
  $data['webform_submissions']['submitted'] = array(
211
    'title' => t('Submitted'),
212
    'help' => t('Timestamp when the form was first saved as draft or submitted.'),
213
    'field' => array(
214
      'handler' => 'views_handler_field_date',
215
      'click sortable' => TRUE,
216
    ),
217
    'filter' => array(
218
      'title' => t('Submitted'),
219
      'handler' => 'views_handler_filter_date',
220
    ),
221
    'sort' => array(
222
      'handler' => 'views_handler_sort_date',
223
    ),
224
    'argument' => array(
225
      'handler' => 'views_handler_argument_date',
226
    ),
227
  );
228

    
229
  // Completed timestamp.
230
  $data['webform_submissions']['completed'] = array(
231
    'title' => t('Completed'),
232
    'help' => t('Timestamp when the form was submitted as complete (not draft).'),
233
    'field' => array(
234
      'handler' => 'views_handler_field_date',
235
      'click sortable' => TRUE,
236
    ),
237
    'filter' => array(
238
      'title' => t('Completed'),
239
      'handler' => 'views_handler_filter_date',
240
    ),
241
    'sort' => array(
242
      'handler' => 'views_handler_sort_date',
243
    ),
244
    'argument' => array(
245
      'handler' => 'views_handler_argument_date',
246
    ),
247
  );
248

    
249
  // Modified timestamp.
250
  $data['webform_submissions']['modified'] = array(
251
    'title' => t('Modified'),
252
    'help' => t('Timestamp when the form was last saved (complete or draft).'),
253
    'field' => array(
254
      'handler' => 'views_handler_field_date',
255
      'click sortable' => TRUE,
256
    ),
257
    'filter' => array(
258
      'title' => t('Modified'),
259
      'handler' => 'views_handler_filter_date',
260
    ),
261
    'sort' => array(
262
      'handler' => 'views_handler_sort_date',
263
    ),
264
    'argument' => array(
265
      'handler' => 'views_handler_argument_date',
266
    ),
267
  );
268

    
269
  // IP Address (remote_addr).
270
  $data['webform_submissions']['remote_addr'] = array(
271
    'title' => t('Remote address'),
272
    'help' => t('The remote IP address of the user that submitted this submission.'),
273
    'field' => array(
274
      'handler' => 'views_handler_field',
275
      'click sortable' => TRUE,
276
    ),
277
    'filter' => array(
278
      'title' => t('Remote address'),
279
      'handler' => 'views_handler_filter_string',
280
    ),
281
    'sort' => array(
282
      'handler' => 'views_handler_sort',
283
    ),
284
  );
285

    
286
  // View submission link.
287
  $data['webform_submissions']['view_submission'] = array(
288
    'title' => t('View link'),
289
    'help' => t('Provide a simple link to view the submission.'),
290
    'real field' => 'serial',
291
    'field' => array(
292
      'handler' => 'webform_handler_field_submission_link',
293
      'click sortable' => TRUE,
294
      'real field' => 'serial',
295
      'link_type' => 'view',
296
    ),
297
    'sort' => array(
298
      'handler' => 'views_handler_sort',
299
    ),
300
  );
301

    
302
  // Edit submission link.
303
  $data['webform_submissions']['edit_submission'] = array(
304
    'title' => t('Edit link'),
305
    'help' => t('Provide a simple link to edit the submission.'),
306
    'real field' => 'serial',
307
    'field' => array(
308
      'handler' => 'webform_handler_field_submission_link',
309
      'click sortable' => TRUE,
310
      'link_type' => 'edit',
311
    ),
312
    'sort' => array(
313
      'handler' => 'views_handler_sort',
314
    ),
315
  );
316

    
317
  // Delete submission link.
318
  $data['webform_submissions']['delete_submission'] = array(
319
    'title' => t('Delete link'),
320
    'help' => t('Provide a simple link to delete the submission.'),
321
    'real field' => 'serial',
322
    'field' => array(
323
      'handler' => 'webform_handler_field_submission_link',
324
      'click sortable' => TRUE,
325
      'link_type' => 'delete',
326
    ),
327
    'sort' => array(
328
      'handler' => 'views_handler_sort',
329
    ),
330
  );
331

    
332
  // Relation to webform_submitted_data table.
333
  $data['webform_submissions']['data'] = array(
334
    'title' => t('Data'),
335
    'help' => t('Relates to a webform submission data'),
336
    'real field' => 'sid',
337
    'relationship' => array(
338
      'handler' => 'webform_handler_relationship_submission_data',
339
      'base' => 'webform_submitted_data',
340
      'base field' => 'sid',
341
      'label' => t('Submission Data'),
342
    ),
343
  );
344

    
345
  // Submission data table definitions.
346
  $data['webform_submitted_data']['table']['group'] = t('Webform submission data');
347

    
348
  // Raw access to the submitted values. This usually will only be used for
349
  // sorts and filters, since the 'value' field for the submission will often
350
  // be faster and easier to configure than the raw values.
351
  $data['webform_submitted_data']['data'] = array(
352
    'table' => 'webform_submitted_data',
353
    'title' => t('Data field'),
354
    'help' => t('The value of a component as submitted by a user.'),
355
    'real field' => 'data',
356
    'field' => array(
357
      // Distinguish from the normal value handler.
358
      'title' => t('Value (raw)'),
359
      'help' => t('The raw value from the database as submitted by a user. Use only when needing to sort on a field value.'),
360
      'handler' => 'views_handler_field',
361
      'click sortable' => TRUE,
362
    ),
363
    'argument' => array(
364
      'handler' => 'views_handler_argument_string',
365
    ),
366
    'filter' => array(
367
      'handler' => 'webform_handler_filter_submission_data',
368
    ),
369
    'sort' => array(
370
      'handler' => 'views_handler_sort',
371
    ),
372
  );
373

    
374
  // Same as 'data', but handled as numeric data.
375
  $data['webform_submitted_data']['data_numeric'] = array(
376
    'table' => 'webform_submitted_data',
377
    'title' => t('Data field (numeric)'),
378
    'help' => t('The numeric value of a component as submitted by a user.'),
379
    'real field' => 'data',
380
    'field' => array(
381
      // Distinguish from the normal value handler.
382
      'title' => t('Numeric value (raw)'),
383
      'help' => t('The raw value from the database, cast to a number, as submitted by a user. Use only when needing to sort on a field value.'),
384
      'handler' => 'webform_handler_field_numeric_data',
385
      'click sortable' => TRUE,
386
      'float' => TRUE,
387
    ),
388
    'argument' => array(
389
      'handler' => 'views_handler_argument_numeric',
390
    ),
391
    'filter' => array(
392
      'handler' => 'webform_handler_filter_numeric_data',
393
    ),
394
    'sort' => array(
395
      'handler' => 'webform_handler_sort_numeric_data',
396
    ),
397
  );
398

    
399
  // Number field for multi-value fields.
400
  $data['webform_submitted_data']['no'] = array(
401
    'title' => t('Value delta'),
402
    'help' => t('The delta value of the submitted data in a multi value component (such as checkboxes).'),
403
    'real field' => 'no',
404
    'argument' => array(
405
      'handler' => 'views_handler_argument_numeric',
406
    ),
407
    'field' => array(
408
      'handler' => 'views_handler_field_numeric',
409
    ),
410
    'filter' => array(
411
      'handler' => 'views_handler_filter_numeric',
412
    ),
413
    'sort' => array(
414
      'handler' => 'views_handler_sort',
415
    ),
416
  );
417

    
418
  return $data;
419
}
420

    
421
/**
422
 * Implements hook_views_data_alter().
423
 */
424
function webform_views_data_alter(&$data) {
425
  // Webform submission from node.
426
  $data['node']['webform_submission'] = array(
427
    'title' => t('Webform submission'),
428
    'help' => t('Webform submissions of the given Webform node.'),
429
    'real field' => 'nid',
430
    'relationship' => array(
431
      'base' => 'webform_submissions',
432
      'base field' => 'nid',
433
      'handler' => 'views_handler_relationship',
434
      'label' => t('Webform Submission'),
435
    ),
436
  );
437
  $data['node']['table']['join']['webform_submissions'] = array(
438
    'field' => 'nid',
439
    'left_field' => 'nid',
440
    'left_table' => 'webform_submissions',
441
  );
442
  // Submission count (node).
443
  $data['node']['webform_submission_count_node'] = array(
444
    'group' => t('Webform'),
445
    'field' => array(
446
      'title' => t('Webform submission count'),
447
      'help' => t('The number of webform submissions on this node.'),
448
      'handler' => 'webform_handler_field_submission_count',
449
      'count_type' => 'node',
450
    ),
451
  );
452

    
453
  // Webform submission of user.
454
  $data['users']['webform_submission'] = array(
455
    'title' => t('Webform submission'),
456
    'help' => t('Webform submissions of the given user.'),
457
    'real field' => 'uid',
458
    'relationship' => array(
459
      'base' => 'webform_submissions',
460
      'base field' => 'uid',
461
      'handler' => 'views_handler_relationship',
462
      'label' => t('Webform Submission'),
463
    ),
464
  );
465
  // Submission count (user).
466
  $data['users']['webform_submission_count_user'] = array(
467
    'field' => array(
468
      'title' => t('Webform submission count'),
469
      'help' => t('The number of webform submissions for this user.'),
470
      'handler' => 'webform_handler_field_submission_count',
471
      'count_type' => 'users',
472
    ),
473
  );
474

    
475
  // Link for editing the webform.
476
  $data['node']['webform_edit'] = array(
477
    'group' => t('Webform'),
478
    'field' => array(
479
      'title' => t('Webform edit link'),
480
      'help' => t('Provide a simple link to edit the webform components and configuration.'),
481
      'handler' => 'webform_handler_field_node_link_edit',
482
    ),
483
  );
484

    
485
  // Link for viewing webform results.
486
  $data['node']['webform_results'] = array(
487
    'group' => t('Webform'),
488
    'field' => array(
489
      'title' => t('Webform results link'),
490
      'help' => t('Provide a simple link to view the results of a webform.'),
491
      'handler' => 'webform_handler_field_node_link_results',
492
    ),
493
  );
494

    
495
  // Webform form content.
496
  $data['node']['webform_form_body'] = array(
497
    'group' => t('Webform'),
498
    'field' => array(
499
      'title' => t('Webform form body'),
500
      'help' => t('The Webform form body display for this node.'),
501
      'handler' => 'webform_handler_field_form_body',
502
    ),
503
  );
504

    
505
  $data['views']['webform_result'] = array(
506
    'title' => t('Result summary with an additional token to change the items/page'),
507
    'help' => t('Shows result summary, for example the items per page, plus links to change the items per page.'),
508
    'area' => array(
509
      'handler' => 'webform_handler_area_result_pager',
510
    ),
511
  );
512

    
513
}
514

    
515
/**
516
 * Implements hook_views_plugins().
517
 */
518
function webform_views_plugins() {
519
  return array(
520
    'row' => array(
521
      'webform_submission' => array(
522
        'title' => t('Rendered submissions'),
523
        'help' => t('Display the rendered submission'),
524
        'handler' => 'webform_views_plugin_row_submission_view',
525
        'uses options' => TRUE,
526
        'type' => 'normal',
527
      ),
528
    ),
529
  );
530
}
531

    
532
/**
533
 * Implements hook_view_pre_view().
534
 */
535
function webform_views_pre_view($view, $display_id, $args) {
536
  $display = $view->display[$display_id];
537
  $all_fields_id = _webform_view_find_id($view, $display_id, 'field', array('field' => 'webform_all_fields'));
538

    
539
  if ($all_fields_id !== NULL &&
540
      !empty($args[0]) && is_numeric($args[0]) && $args[0] > 0 &&
541
      _webform_view_find_id($view, $display_id, 'argument', array('field' => 'nid', 'table' => 'webform_submissions')) !== NULL &&
542
      ($node = node_load($args[0])) && isset($node->webform['components'])) {
543
    // This is a view/display that needs its fields expanded. It contains the
544
    // webform_all_fields field, has a nid argument to the webform_submission
545
    // table that is a valid node. Retrieve the display's fields and remove any
546
    // fields after the 'webform_all_fields' field.
547
    $fields = $view->get_items('field', $display_id);
548
    $prototype = $fields[$all_fields_id];
549
    $field_index = array_flip(array_keys($fields));
550
    $trailing_fields = array_slice($fields, $field_index[$all_fields_id] + 1, NULL, TRUE);
551
    $fields = array_slice($fields, 0, $field_index[$all_fields_id], TRUE);
552

    
553
    // Remove any fields after the webform_add_fields field.
554
    $new_columns = array();
555
    foreach ($node->webform['components'] as $component) {
556
      if (webform_component_invoke($component['type'], 'table', $component, array('')) !== NULL) {
557
        $new_id = 'webform_component_' . $component['cid'];
558
        $new_fields = array(
559
          array(
560
            'id' => $new_id,
561
            'field' => 'value',
562
            'table' => 'webform_submissions',
563
            'label' => $component['name'],
564
            'webform_nid' => $node->nid,
565
            'webform_cid' => $component['cid'],
566
            'exclude' => 0,
567
          ) + $prototype,
568
        );
569
        if (webform_component_implements($component['type'], 'view_field')) {
570
          $new_fields = webform_component_invoke($component['type'], 'view_field', $component, $new_fields);
571
        }
572
        foreach ($new_fields as $sub_id => $new_field) {
573
          $field_id = $new_id . ($sub_id ? '_' . $sub_id : '');
574
          $fields[$field_id] = $new_field;
575
          $new_columns[$field_id] = $field_id;
576
        }
577
      }
578
    }
579

    
580
    // Add any trailing fields back in.
581
    $fields += $trailing_fields;
582

    
583
    // Store. Alas, there is no view::set_items() method.
584
    $display->handler->set_option('fields', $fields);
585

    
586
    // If this display's style is a table, add columns for click-sorting.
587
    // Note: Test for count($new_columns) is necessary because prior to PHP 5.6,
588
    // array_fill requires a positive number of elements to insert.
589
    if ($display->handler->get_option('style_plugin') == 'table' && count($new_columns)) {
590
      $style_options = $display->handler->get_option('style_options');
591
      $style_options['columns'] += $new_columns;
592
      $style_prototype = isset($style_options['info'][$all_fields_id])
593
                            ? $style_options['info'][$all_fields_id]
594
                            : array();
595
      $style_prototype += array(
596
        'sortable' => 1,
597
        'default_sort_order' => 'asc',
598
        'align' => '',
599
        'separator' => '',
600
        'empty_column' => 0,
601
      );
602
      $style_options['info'] += array_combine($new_columns, array_fill(1, count($new_columns), $style_prototype));
603
      $display->handler->set_option('style_options', $style_options);
604
    }
605

    
606
    // Reset field handlers cache and rebuild field handlers.
607
    unset($display->handler->handlers['field']);
608
    $display->handler->get_handlers('field');
609

    
610
    // Allow other modules to alter these modifications to the view.
611
    drupal_alter('webform_view', $view, $display_id, $args);
612
  }
613
}
614

    
615
/**
616
 * Helper; Finds an item by option.
617
 */
618
function _webform_view_find_id($view, $display_id, $type, $options) {
619
  foreach ($view->get_items($type, $display_id) as $id => $item) {
620
    foreach ($options as $option_key => $option_value) {
621
      if ($item[$option_key] != $option_value) {
622
        continue 2;
623
      }
624
    }
625
    return $id;
626
  }
627
  return NULL;
628
}
629

    
630
/**
631
 * Menu callback; Provide a list of Webform nodes for use in autocomplete.
632
 */
633
function webform_views_autocomplete($string = '') {
634
  if ($string) {
635
    $or = db_or();
636

    
637
    // Strings with nid: in them can be used as direct matches.
638
    $matches = array();
639
    if (preg_match('/nid:([0-9]+)/', $string, $matches)) {
640
      $or->condition('n.nid', (int) $matches[1]);
641
    }
642
    // Otherwise match on title and optionally indirect NIDs.
643
    else {
644
      $or->condition('n.title', '%' . db_like($string) . '%', 'LIKE');
645
      if (is_numeric($string)) {
646
        $or->condition('n.nid', (int) $string);
647
      }
648
    }
649

    
650
    $options = array();
651
    $query = db_select('node', 'n')
652
      ->fields('n', array('nid', 'title'))
653
      ->condition($or);
654
    $query->innerJoin('webform', 'w', 'w.nid = n.nid');
655
    $result = $query
656
      ->range(0, 10)
657
      ->execute();
658
    foreach ($result as $node) {
659
      $options[$node->title . ' [nid:' . $node->nid . ']'] = check_plain($node->title) . ' [nid:' . $node->nid . ']';
660
    }
661
  }
662

    
663
  drupal_json_output($options);
664
}
665

    
666
/**
667
 * Shared form for the Webform submission data field and relationship handler.
668
 */
669
function _webform_views_options_form(&$form, &$form_state, $nid, $cid) {
670
  form_load_include($form_state, 'inc', 'webform', 'includes/webform.components');
671
  $node = $nid ? node_load($nid) : NULL;
672

    
673
  $form['webform_nid'] = array(
674
    '#type' => 'textfield',
675
    '#title' => t('Webform node'),
676
    '#default_value' => isset($node) ? $node->title . ' [nid:' . $node->nid . ']' : '',
677
    '#ajax' => array(
678
      'path' => views_ui_build_form_url($form_state),
679
      'event' => 'blur',
680
    ),
681
    '#autocomplete_path' => 'webform/autocomplete',
682
    '#description' => t('Enter the title or NID of the Webform whose values should be made available.'),
683
    '#submit' => array('views_ui_config_item_form_submit_temporary'),
684
    '#executes_submit_callback' => TRUE,
685
  );
686

    
687
  $components = array();
688
  if (isset($node->webform['components'])) {
689
    $components = $node->webform['components'];
690
  }
691

    
692
  $type_options = array();
693
  foreach (webform_components() as $key => $component) {
694
    $type_options[$key] = check_plain($component['label']);
695
  }
696

    
697
  $options = webform_component_list($node, NULL, 'path', TRUE);
698
  $form['webform_cid'] = array(
699
    '#title' => t('Component data'),
700
    '#type' => 'select',
701
    '#options' => $options,
702
    '#default_value' => $cid,
703
    '#access' => count($components),
704
    '#description' => t('Select the component whose values should be made available.'),
705
  );
706
}
707

    
708
/**
709
 * Validate handler for webform_views_options_form().
710
 */
711
function _webform_views_options_validate(&$form, &$form_state) {
712
  // Just store the checked components of the selected type.
713
  if (empty($form_state['values']['options']['webform_nid'])) {
714
    form_error($form['webform_nid'], t('Webform NID is required.'));
715
  }
716
  else {
717
    $nid = preg_replace('/^.*?nid:([0-9]+).*?$/', '$1', $form_state['values']['options']['webform_nid']);
718
    if (!($nid && ($node = node_load($nid)) && !empty($node->webform['components']))) {
719
      form_error($form['webform_nid'], t('The specified node is not valid.'));
720
    }
721
  }
722
}
723

    
724
/**
725
 * Submit handler for webform_views_options_form().
726
 */
727
function _webform_views_options_submit(&$form, &$form_state) {
728
  // Save the NID as just the number instead of the title.
729
  $nid = preg_replace('/^.*?nid:([0-9]+).*?$/', '$1', $form_state['values']['options']['webform_nid']);
730
  $form_state['values']['options']['webform_nid'] = $nid;
731
}