function farm_plan_entity_view_alter in farmOS 7

Implements hook_entity_view_alter().

File

modules/farm/farm_plan/farm_plan.module, line 912

Farm plan - A farm plan entity type.

Code

function farm_plan_entity_view_alter(&$build, $type) {

  // Get the entity ID. Bail if not found.
  $entity_id = NULL;
  if (!empty($build['#entity'])) {
    $entity_id = entity_id($type, $build['#entity']);
  }
  elseif (!empty($build['#term'])) {
    $entity_id = entity_id($type, $build['#term']);
  }
  if (empty($entity_id)) {
    return;
  }

  // Get available relationships between plans and other record types.
  $relationships = farm_plan_record_relationships();

  // Iterate through the relationships to find a matching record type.
  $record_type = '';
  foreach ($relationships as $relationship => $info) {
    if ($type == $info['entity_type']) {
      $record_type = $relationship;
      break;
    }
  }

  // If a record type wasn't found, bail.
  if (empty($record_type)) {
    return;
  }

  // Find plan(s) that this entity is associated with.
  $query = 'SELECT plan_id FROM {' . $relationships[$record_type]['table'] . '} WHERE ' . $relationships[$record_type]['field'] . ' = :entity_id';
  $args = array(
    ':entity_id' => $entity_id,
  );
  $result = db_query($query, $args);
  $plan_ids = array();
  foreach ($result as $row) {
    if (!empty($row->plan_id)) {
      $plan_ids[] = $row->plan_id;
    }
  }

  // Iterate through the plans.
  foreach ($plan_ids as $plan_id) {

    // Load the plan.
    $plan = farm_plan_load($plan_id);

    // Get the plan URL and name.
    $plan_uri = entity_uri('farm_plan', $plan);
    $plan_path = $plan_uri['path'];
    $plan_name = entity_label('farm_plan', $plan);

    // Set a message pointing to the plan.
    $args = array(
      '@record_type' => $relationships[$record_type]['label'],
      '!plan_path' => url($plan_path),
      '%plan_name' => $plan_name,
    );
    $message = t('This @record_type is part of the plan: <a href="!plan_path">%plan_name</a>', $args);
    drupal_set_message($message);
  }
}