function optionwidgets_widget in Content Construction Kit (CCK) 5

Same name and namespace in other branches

1. 6.3 modules/optionwidgets/optionwidgets.module \optionwidgets_widget()
2. 6 modules/optionwidgets/optionwidgets.module \optionwidgets_widget()
3. 6.2 modules/optionwidgets/optionwidgets.module \optionwidgets_widget()

Implementation of hook_widget().

File

./optionwidgets.module, line 50

Defines selection, check box and radio button widgets for text and numeric fields.

Code

function optionwidgets_widget($op, &$node, $field, &$items) {
  switch ($op) {
    case 'prepare form values':
      $options = _optionwidgets_options($field, $node);
      $items_transposed = content_transpose_array_rows_cols($items);
      $values = isset($items_transposed['value']) && is_array($items_transposed['value']) ? $items_transposed['value'] : array();
      $keys = array();
      foreach ($values as $value) {
        $key = array_search($value, array_keys($options));
        if (isset($key)) {
          $keys[] = $value;
        }
      }
      if ($field['multiple'] || $field['widget']['type'] == 'options_onoff') {
        $items['default keys'] = $keys;
      }
      else {
        $items['default key'] = reset($keys);
      }
      break;
    case 'form':
      $options = _optionwidgets_options($field, $node);
      $form = array();
      $form[$field['field_name']] = array(
        '#tree' => TRUE,
      );
      switch ($field['widget']['type']) {
        case 'options_select':
          if ($field['multiple']) {
            $form[$field['field_name']]['keys'] = array(
              '#type' => 'select',
              '#title' => t($field['widget']['label']),
              '#default_value' => $items['default keys'],
              '#multiple' => TRUE,
              '#size' => min(count($options), 6),
              '#options' => $options,
              '#required' => $field['required'],
              '#description' => content_filter_xss(t($field['widget']['description'])),
            );
          }
          else {
            $form[$field['field_name']]['key'] = array(
              '#type' => 'select',
              '#title' => t($field['widget']['label']),
              '#default_value' => $items['default key'],
              '#multiple' => FALSE,
              '#options' => $options,
              '#required' => $field['required'],
              '#description' => content_filter_xss(t($field['widget']['description'])),
            );
          }
          break;
        case 'options_onoff':

          // Display only the 'On' value of $options;
          $vals = array_keys($options);
          $on_value = $vals[1];
          $form[$field['field_name']]['keys'] = array(
            '#type' => 'checkbox',
            '#title' => $options[$on_value],
            '#default_value' => $items['default keys'][0] == $on_value ? 1 : 0,
            '#return_value' => $on_value,
            '#description' => content_filter_xss(t($field['widget']['description'])),
            '#required' => FALSE,
          );
          break;
        case 'options_buttons':
          if ($field['multiple']) {
            $form[$field['field_name']]['keys'] = array(
              '#type' => 'checkboxes',
              '#title' => t($field['widget']['label']),
              '#default_value' => $items['default keys'],
              '#options' => $options,
              '#required' => $field['required'],
              '#description' => content_filter_xss(t($field['widget']['description'])),
            );
          }
          else {
            $form[$field['field_name']]['key'] = array(
              '#type' => 'radios',
              '#title' => t($field['widget']['label']),
              '#default_value' => $items['default key'],
              '#options' => $options,
              '#required' => $field['required'],
              '#description' => content_filter_xss(t($field['widget']['description'])),
            );
          }
          break;
      }
      return $form;
    case 'process form values':
      $options = _optionwidgets_options($field, $node);
      if ($field['multiple'] || $field['widget']['type'] == 'options_onoff') {
        $keys = (array) $items['keys'];
      }
      else {
        $keys = array(
          $items['key'],
        );
      }
      $values = array();
      foreach ($keys as $key) {
        if (isset($options[$key])) {
          $values[] = $key;
        }
      }
      if ($field['widget']['type'] == 'options_onoff' && empty($values)) {
        $keys = array_keys($options);
        $values[] = $keys[0];
      }
      $items = content_transpose_array_rows_cols(array(
        'value' => $values,
      ));

      // Remove the widget's data representation so it isn't saved.
      unset($items['keys']);
      unset($items['key']);
      break;
  }
}