/[drupal]/contributions/modules/votesmart/modules/votesmart_field/votesmart_field.module
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revision 1.1, Wed Aug 6 05:47:08 2008 UTC revision 1.2, Sun Aug 10 01:42:52 2008 UTC
# Line 1  Line 1 
1  <?php // $Id$  <?php // $Id: votesmart_field.module,v 1.1 2008/08/06 05:47:08 vauxia Exp $
2    
3    /**
4     * Implementation of hook_elements().
5     */
6    function votesmart_field_elements() {
7      return array(
8      );
9    }
10    
11  /**  /**
12   * Implementation of hook_field_info().   * Implementation of hook_field_info().
13   */   */
14  function votesmart_field_field_info() {  function votesmart_field_field_info() {
15    return array(    return array(
16      'votesmart_reference' => array(      'votesmart_id' => array(
17        'label' => 'Votesmart record',        'label' => 'Votesmart record',
18        'callbacks' => array(        'callbacks' => array(),
         'tables' => CONTENT_CALLBACK_DEFAULT,  
         'arguments' => CONTENT_CALLBACK_DEFAULT,  
       ),  
19      ),      ),
20      'votesmart_list' => array(      'votesmart_list' => array(
21        'label' => 'Votesmart list',        'label' => 'Votesmart list',
22        'callbacks' => array(        'callbacks' => array(),
         'tables' => CONTENT_CALLBACK_DEFAULT,  
         'arguments' => CONTENT_CALLBACK_DEFAULT,  
       ),  
23      ),      ),
24    );    );
25  }  }
# Line 26  function votesmart_field_field_info() { Line 28  function votesmart_field_field_info() {
28   * Implementation of hook_field_settings().   * Implementation of hook_field_settings().
29   */   */
30  function votesmart_field_field_settings($op, $field) {  function votesmart_field_field_settings($op, $field) {
31      require_once(drupal_get_path('module', 'votesmart') .'/votesmart.inc');
32    switch ($op) {    switch ($op) {
33      case 'form':      case 'form':
34          $form = array();
35    
36          if ($field['type'] == 'votesmart_id') {
37            // One id per customer, please.
38            //$form['multiple'] = array('#type' => 'value', '#value' => 0);
39    
40            $tables = array();
41            foreach (votesmart_tables() as $name => $table) {
42              if (!isset($table['fields'])) continue;
43              $tables[$name] = $table['description'];
44            }
45            $form['votesmart_table'] = array(
46              '#type' => 'select',
47              '#title' => t('Vote Smart record type'),
48              '#multiple' => FALSE,
49              '#options' => $tables,
50              '#default_value' => $field['votesmart_table'],
51            );
52    
53            // Initialize the widget settings form.
54            $form['votesmart_map'] = _votesmart_field_map_form($field['type_name'], $field);
55          }
56    
57          return $form;
58    
59      case 'save':      case 'save':
60          return array('votesmart_table', 'votesmart_map');
61    
62      case 'database columns':      case 'database columns':
63          return array(
64           'id' => array('type' => 'varchar', 'length' => 100),
65           'table' => array('type' => 'varchar', 'length' => 100),
66          );
67      }
68    }
69    
70    /**
71     * Implementation of hook_field().
72     */
73    function votesmart_field_field($op, &$node, $field, &$items, $teaser, $page) {
74      switch ($op) {
75        case 'validate':
76          return;
77    
78        case 'presave':
79          if ($map = $field['votesmart_map'][$node->type]) {
80            foreach ($items as $item) {
81              if (votesmart_field_content_is_empty($item, $field)) continue;
82              $data = votesmart_get_record($field['votesmart_table'], $item);
83              foreach ($map as $field_name => $token) {
84                _votesmart_field_map_data($node, $field_name, $token, $data);
85              }
86            }
87          }
88          return;
89    }    }
90  }  }
91    
92  /**  /**
93     * Implementation of hook_field_content_is_empty().
94     */
95    function votesmart_field_content_is_empty($item, $field) {
96      return empty($item['id']);
97    }
98    
99    /**
100   * Implementation of hook_widget_info().   * Implementation of hook_widget_info().
101   */   */
102  function votesmart_field_widget_info() {  function votesmart_field_widget_info() {
103    return array(    return array(
104      'votesmart_link' => array(      'votesmart_id' => array(
105        'label' => 'Link to remote Votesmart data',        'label' => 'Link to remote Vote Smart data',
106        'field types' => array('votesmart'),        'field types' => array('votesmart_id'),
107        'multiple values' => CONTENT_HANDLE_CORE,      ),
108        'callbacks' => array(      'votesmart_list' => array(
109          'default value' => CONTENT_CALLBACK_DEFAULT,        'label' => 'List of Vote Smart data',
110          ),        'field types' => array('votesmart_id'),
111      ),      ),
112    );    );
113  }  }
# Line 52  function votesmart_field_widget_info() { Line 115  function votesmart_field_widget_info() {
115  /**  /**
116   * Implementation of hook_widget().   * Implementation of hook_widget().
117   */   */
118  function votesmart_widget(&$form, &$form_state, $field, $items, $delta = 0) {  function votesmart_field_widget(&$form, &$form_state, $field, $items, $delta = 0) {
119    $element = array(    $element = array(
120        '#field' => $field,
121      '#type' => $field['widget']['type'],      '#type' => $field['widget']['type'],
122      '#default_value' => isset($items[$delta]) ? $items[$delta] : NULL,      '#default_value' => isset($items[$delta]) ? $items[$delta] : NULL,
123    );    );
124    //TODO temporary
125      $element = array(
126        '#type' => 'textfield',
127        '#input' => TRUE,
128        '#columns' => array('id', 'table'),
129      );
130    return $element;    return $element;
131  }  }
132    
133    function _votesmart_field_map_data(&$node, $field_name, $token, $data) {
134      if (is_array($token)) {
135        foreach($token as $col => $tok) {
136          if ($tok && isset($data[$tok])) {
137            $node->{$field_name}[0][$col] = $data[$tok];
138          }
139        }
140      }
141      else {
142        if ($token && isset($data[$token])) $node->$field_name = $value;
143      }
144    }
145    
146    function _votesmart_field_map_form($node_type, $field) {
147      if (!$table = $field['votesmart_table']) return;
148    
149      $values = $field['votesmart_map'] ? $field['votesmart_map'] : array();
150      $tokens = current(votesmart_token_list('votesmart_'. $table));
151      $tokens = array_merge(array(0 => t('Do not populate')), $tokens);
152      $supported_types = array('text', 'number_integer', 'number_float', 'number_decimal', 'image');
153    
154      $form = array(
155        '#type' => 'fieldset',
156        '#title' => t('Vote Smart field mappings'),
157        '#collapsible' => FALSE,
158        '#tree' => TRUE,
159      );
160    
161      foreach(array('title' => 'Title', 'body' => 'Body') as $name => $v) {
162        $form[$node_type][$name] = array(
163          '#type' => 'select',
164          '#title' => t($v),
165          '#multiple' => FALSE,
166          '#options' => $tokens,
167          '#default_value' => $values[$node_type][$name],
168        );
169      }
170      foreach (content_fields(NULL, $node_type) as $name => $info ) {
171        if ($info['type_name'] != $node_type) continue;
172        if (!in_array($info['type'], $supported_types)) continue;
173    
174        $form[$node_type][$name] = array( '#tree' => TRUE );
175    
176        foreach ($info['columns'] as $column_name => $column_info) {
177          $form[$node_type][$name][$column_name] = array(
178            '#type' => 'select',
179            '#title' => $info['widget']['label'],
180            '#multiple' => FALSE,
181            '#options' => $tokens,
182            '#default_value' => $values[$node_type][$name][$column_name],
183          );
184        }
185      }
186      return $form;
187    }
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