libgraviton / graviton

                    }

                }

                $property->setRefCollection($urls);

            } elseif ($meta->getTypeOfField($field) === 'collection') {

                $itemSchema = new Schema();

                $property->setType('array');

                $itemSchema->setType($this->getCollectionItemType($meta->name, $field));

                $property->setItems($itemSchema);

                $property->setFormat(null);

            } elseif ($meta->getTypeOfField($field) === 'datearray') {

                $itemSchema = new Schema();

                $property->setType('array');

                $itemSchema->setType('string');

                $property->setItems($itemSchema);

                $property->setFormat(null);

            } elseif ($meta->getTypeOfField($field) === 'hasharray') {

                $itemSchema = new Schema();

                $itemSchema->setType('object');

                $property->setType('array');

                $property->setItems($itemSchema);

                $property->setFormat(null);

            }

            if (in_array($meta->getTypeOfField($field), $property->getMinLengthTypes())) {

                // make sure a required field cannot be blank