modules/fieldgroup_table/fieldgroup_table.module

<?php
// $Id$

/**
 * @file
 * Turn multiple value fields on fieldgroups into tables.
 */

/**
 * Implementation of hook_form_alter().
 */
function fieldgroup_table_form_alter($form_id, &$form) {
  // Add our setting to the group edit form.
  if ($form_id == 'fieldgroup_edit_group_form') {
    $form['settings']['multiple'] = array(
      '#type' => 'checkbox',
      '#title' => t('Multiple values'),
      '#default_value' => fieldgroup_table_get_multiple($form),
    );
  }

  // Alter any fieldgroups we find.
  if (isset($form['type']) && !$form['#programmed'] && $form['type']['#value'] .'_node_form' == $form_id) {
    foreach (fieldgroup_groups($form['type']['#value']) as $group_name => $group) {
      // Are we allowed to touch this fieldgroup?
      if (isset($group['settings']['multiple']) && $group['settings']['multiple']) {
        $fields = array();
        $header = array();
        // Hijack the fields with multiple values enabled.
        foreach ($group['fields'] as $field_name => $field) {
          if (isset($form[$group_name][$field_name])) {
            if (fieldgroup_table_check_field_multiple($field_name)) {
              $header[] = t($field['label']);
              // @@@ Description is currently lost -- add legend?
              $fields[$field_name] = $form[$group_name][$field_name];
              // Yoink!
              unset($form[$group_name][$field_name]);
            }
          }
        }
        $rows = array();
        $delta = 0;
        // Rewrite the array.
        while (TRUE) {
          $row = array();
          foreach ($fields as $field_name => $field) {
            if (isset($field[$delta])) {
              $row[$field_name] = $field[$delta];
              // Enable tree.
              $row[$field_name]['#tree'] = TRUE;
              // Override the parents with the "normal" path.
              $row[$field_name]['#parents'] = array($field_name,$delta);
            }
          }
          if (empty($row)) {
            break;
          }
          $rows[] = $row;
          $delta++;
        }

        $form[$group_name]['fieldgroup_table'] = array(
          '#header' => $header,
          '#type' => 'fieldgroup_table',
          '#weight' => -10, // @@@ Configurable?
        );

        foreach ($rows as $row) {
          $form[$group_name]['fieldgroup_table'][] = $row;
        }
      }
    }
  }
}

/**
 * Implementation of hook_elements().
 */
function fieldgroup_table_elements() {
  return array(
    'fieldgroup_table' => array(),
  );
}

/**
 * Theme callback for the fieldgroup_table type.
 */
function theme_fieldgroup_table($element) {
  $rows = array();
  $delta = 0;
  while ($result = $element[$delta]) {
    $row = array();
    foreach (element_children($result) as $field) {
      $row[] = $result[$field]['#children'];
    }
    $rows[] = $row;
    $delta++;
  }
  return theme('table',$element['#header'],$rows);
}

///////////////////////////// Fragile functions //////////////////////////

/**
 * Check if a fieldgroup is multiple value.
 * Potentially fragile, so it's split into a seperate function.
 */
function fieldgroup_table_get_multiple($form) {
  // This is probabaly subject to change.
  $type_name = $form['#parameters'][1]['type'];
  $group_name = $form['#parameters'][2];
  $result = db_query("SELECT settings FROM {node_group} WHERE type_name = '%s' AND group_name = '%s'",$type_name,$group_name);
  if ($settings = db_result($result)) {
    $settings = unserialize($settings);
    return isset($settings['multiple']) ? $settings['multiple'] : FALSE;
  }
  return FALSE;
}

/**
 * Check if a field is multiple value.
 * Potentially fragile.
 */
function fieldgroup_table_check_field_multiple($field_name) {
  return db_result(db_query("SELECT multiple FROM {node_field} WHERE field_name = '%s'",$field_name));
}

1	<?php
2	// $Id$
3
4	/**
5	* @file
6	* Turn multiple value fields on fieldgroups into tables.
7	*/
8
9	/**
10	* Implementation of hook_form_alter().
11	*/
12	function fieldgroup_table_form_alter($form_id, &$form) {
13	// Add our setting to the group edit form.
14	if ($form_id == 'fieldgroup_edit_group_form') {
15	$form['settings']['multiple'] = array(
16	'#type' => 'checkbox',
17	'#title' => t('Multiple values'),
18	'#default_value' => fieldgroup_table_get_multiple($form),
19	);
20	}
21
22	// Alter any fieldgroups we find.
23	if (isset($form['type']) && !$form['#programmed'] && $form['type']['#value'] .'_node_form' == $form_id) {
24	foreach (fieldgroup_groups($form['type']['#value']) as $group_name => $group) {
25	// Are we allowed to touch this fieldgroup?
26	if (isset($group['settings']['multiple']) && $group['settings']['multiple']) {
27	$fields = array();
28	$header = array();
29	// Hijack the fields with multiple values enabled.
30	foreach ($group['fields'] as $field_name => $field) {
31	if (isset($form[$group_name][$field_name])) {
32	if (fieldgroup_table_check_field_multiple($field_name)) {
33	$header[] = t($field['label']);
34	// @@@ Description is currently lost -- add legend?
35	$fields[$field_name] = $form[$group_name][$field_name];
36	// Yoink!
37	unset($form[$group_name][$field_name]);
38	}
39	}
40	}
41	$rows = array();
42	$delta = 0;
43	// Rewrite the array.
44	while (TRUE) {
45	$row = array();
46	foreach ($fields as $field_name => $field) {
47	if (isset($field[$delta])) {
48	$row[$field_name] = $field[$delta];
49	// Enable tree.
50	$row[$field_name]['#tree'] = TRUE;
51	// Override the parents with the "normal" path.
52	$row[$field_name]['#parents'] = array($field_name,$delta);
53	}
54	}
55	if (empty($row)) {
56	break;
57	}
58	$rows[] = $row;
59	$delta++;
60	}
61
62	$form[$group_name]['fieldgroup_table'] = array(
63	'#header' => $header,
64	'#type' => 'fieldgroup_table',
65	'#weight' => -10, // @@@ Configurable?
66	);
67
68	foreach ($rows as $row) {
69	$form[$group_name]['fieldgroup_table'][] = $row;
70	}
71	}
72	}
73	}
74	}
75
76	/**
77	* Implementation of hook_elements().
78	*/
79	function fieldgroup_table_elements() {
80	return array(
81	'fieldgroup_table' => array(),
82	);
83	}
84
85	/**
86	* Theme callback for the fieldgroup_table type.
87	*/
88	function theme_fieldgroup_table($element) {
89	$rows = array();
90	$delta = 0;
91	while ($result = $element[$delta]) {
92	$row = array();
93	foreach (element_children($result) as $field) {
94	$row[] = $result[$field]['#children'];
95	}
96	$rows[] = $row;
97	$delta++;
98	}
99	return theme('table',$element['#header'],$rows);
100	}
101
102	///////////////////////////// Fragile functions //////////////////////////
103
104	/**
105	* Check if a fieldgroup is multiple value.
106	* Potentially fragile, so it's split into a seperate function.
107	*/
108	function fieldgroup_table_get_multiple($form) {
109	// This is probabaly subject to change.
110	$type_name = $form['#parameters'][1]['type'];
111	$group_name = $form['#parameters'][2];
112	$result = db_query("SELECT settings FROM {node_group} WHERE type_name = '%s' AND group_name = '%s'",$type_name,$group_name);
113	if ($settings = db_result($result)) {
114	$settings = unserialize($settings);
115	return isset($settings['multiple']) ? $settings['multiple'] : FALSE;
116	}
117	return FALSE;
118	}
119
120	/**
121	* Check if a field is multiple value.
122	* Potentially fragile.
123	*/
124	function fieldgroup_table_check_field_multiple($field_name) {
125	return db_result(db_query("SELECT multiple FROM {node_field} WHERE field_name = '%s'",$field_name));
126	}
127