function crm_core_relationship_is_relationship_type in CRM Core 7

Same name and namespace in other branches

1. 8.3 modules/crm_core_relationship/crm_core_relationship.module \crm_core_relationship_is_relationship_type()
2. 8 modules/crm_core_relationship/crm_core_relationship.module \crm_core_relationship_is_relationship_type()
3. 8.2 modules/crm_core_relationship/crm_core_relationship.module \crm_core_relationship_is_relationship_type()

Check if relation_type is CRM relationship_type.

Parameters

$relation_type: Relation type name or relation object provided by Relation module.

9 calls to crm_core_relationship_is_relationship_type()

crm_core_relationship_entity_info_alter in modules/crm_core_relationship_ui/crm_core_relationship_ui.module

Implements hook_entity_info_alter().

crm_core_relationship_field_attach_create_bundle in modules/crm_core_relationship/crm_core_relationship.module

Implements hook_field_attach_create_bundle.

crm_core_relationship_get_relationships in modules/crm_core_relationship/crm_core_relationship.module

Return a list of relation bundle that are crm_core_relationship

crm_core_relationship_load_contact_types in modules/crm_core_relationship/crm_core_relationship.module

Return contact types available for specific relationship type.

crm_core_relationship_load_relationship_types in modules/crm_core_relationship/crm_core_relationship.module

Return relationship types that can be applied to specific contact type.

... See full list

File

modules/crm_core_relationship/crm_core_relationship.module, line 188

CRM Core Relationship, handles relationship logic and API.

Code

function crm_core_relationship_is_relationship_type($relation_type) {
  static $types = array();
  if (is_object($relation_type)) {
    $relation_type_object = $relation_type;
    $relation_type = $relation_type_object->relation_type;
  }
  if (isset($types[$relation_type])) {
    return $types[$relation_type];
  }
  if (!isset($relation_type_object)) {
    $relation_type_object = relation_type_load($relation_type);
  }
  if ($relation_type_object) {
    $ret = TRUE;

    // It should be between CRM contact types only
    $ret = $ret && crm_core_relationship_is_contact_bundles($relation_type_object->source_bundles);
    if ($relation_type_object->directional) {
      $ret = $ret && crm_core_relationship_is_contact_bundles($relation_type_object->target_bundles);
    }

    // Arity should be equal to 2
    $ret = $ret && $relation_type_object->min_arity == 2 && $relation_type_object->max_arity == 2;
    $types[$relation_type] = $ret;
    return $ret;
  }
  return FALSE;
}