function openlayers_cck_wkt_element_process in Openlayers 6

Same name and namespace in other branches

1. 6.2 modules/openlayers_cck/openlayers_cck.module \openlayers_cck_wkt_element_process()

Process an individual element.

1 string reference to 'openlayers_cck_wkt_element_process'

openlayers_cck_elements in modules/openlayers_cck/openlayers_cck.module

Implementation of FAPI hook_elements().

File

modules/openlayers_cck/openlayers_cck.module, line 363

This file holds the main Drupal hook functions and private functions for the openlayers_cck module.

Code

function openlayers_cck_wkt_element_process($element, $edit, &$form_state, &$form) {
  $field = $form['#field_info'][$element['#parents'][0]];
  $delta = $element['#delta'];
  $field_name = $field['field_name'];
  $widget = $field['widget'];
  $field_label = $widget['label'];
  $field_key = $element['#columns'][0];

  // Make map for input
  $rendered_map = _openlayers_cck_render_element_map($field_name, $field_label, $element['#value'], $field);

  // Create map element
  $element['map'] = array(
    '#value' => theme('openlayers_cck_map', $field, $rendered_map),
  );

  // Create storage element
  $element['openlayers_wkt'] = array(
    '#type' => 'textarea',
    '#rows' => 2,
    '#attributes' => array(
      'rel' => $rendered_map['id'],
    ),
    // The following values were set by the content module and need
    // to be passed down to the nested element.
    '#title' => $element['#title'],
    '#description' => $element['#description'],
    '#required' => $element['#required'],
    '#field_name' => $element['#field_name'],
    '#type_name' => $element['#type_name'],
    '#delta' => $element['#delta'],
    '#columns' => $element['#columns'],
  );

  // Make default value.  It will be stored in hidden field
  $default_value = '';
  if (is_array($element['#value']) && count($element['#value']) > 0) {

    // Look for actual values
    $values = array();
    foreach ($element['#value'] as $id => $data) {
      if (is_array($data)) {

        // Openlayers WKT
        $values[$id] = $data['openlayers_wkt'];
      }
      elseif (is_string($data)) {

        // Geo WKT
        $values[$id] = $data;
      }
    }

    // Create string
    if (is_array($values) && count($values) > 0) {
      $default_value = implode('||', $values);
    }
  }

  // Hidden element.  This is used to store a more distinctly
  // delimited dataset
  $element['openlayers_wkt_hidden'] = array(
    '#type' => 'hidden',
    '#default_value' => $default_value,
  );

  // Set #element_validate in a way that it will not wipe out other
  // validation functions already set by other modules.
  if (empty($element['#element_validate'])) {
    $element['#element_validate'] = array();
  }
  array_unshift($element['#element_validate'], 'openlayers_cck_validate');

  // Make sure field info will be available to the validator which
  // does not get the values in $form.
  $form_state['#field_info'][$field['field_name']] = $field;
  return $element;
}