elements, according to the * specified locale * * @var bool */ protected $renderDelimiters = true; /** @var null|ValidatorInterface */ protected $validator; /** * Constructor. Add two selects elements * * @param null|int|string $name Optional name for the element * @param iterable $options Optional options for the element */ public function __construct($name = null, iterable $options = []) { $this->minYear = ((int) date('Y')) - 100; $this->maxYear = (int) date('Y'); $this->monthElement = new Select('month'); $this->yearElement = new Select('year'); parent::__construct($name, $options); } /** * Set element options. * * Accepted options for MonthSelect: * * - month_attributes: HTML attributes to be rendered with the month element * - year_attributes: HTML attributes to be rendered with the month element * - min_year: min year to use in the year select * - max_year: max year to use in the year select * * @return $this */ public function setOptions(iterable $options) { parent::setOptions($options); if (isset($this->options['month_attributes'])) { $this->setMonthAttributes($this->options['month_attributes']); } if (isset($this->options['year_attributes'])) { $this->setYearAttributes($this->options['year_attributes']); } if (isset($this->options['min_year'])) { $this->setMinYear($this->options['min_year']); } if (isset($this->options['max_year'])) { $this->setMaxYear($this->options['max_year']); } if (isset($this->options['create_empty_option'])) { $this->setShouldCreateEmptyOption($this->options['create_empty_option']); } if (isset($this->options['render_delimiters'])) { $this->setShouldRenderDelimiters($this->options['render_delimiters']); } return $this; } public function getMonthElement(): Select { return $this->monthElement; } public function getYearElement(): Select { return $this->yearElement; } /** * Get both the year and month elements * * @return list */ public function getElements(): array { return [$this->monthElement, $this->yearElement]; } /** * Set the month attributes * * @param array $monthAttributes * @return $this */ public function setMonthAttributes(array $monthAttributes) { $this->monthElement->setAttributes($monthAttributes); return $this; } /** * Get the month attributes * * @return array */ public function getMonthAttributes(): array { return $this->monthElement->getAttributes(); } /** * Set the year attributes * * @param array $yearAttributes * @return $this */ public function setYearAttributes(array $yearAttributes) { $this->yearElement->setAttributes($yearAttributes); return $this; } /** * Get the year attributes * * @return array */ public function getYearAttributes(): array { return $this->yearElement->getAttributes(); } /** * @return $this */ public function setMinYear(int $minYear) { $this->minYear = $minYear; return $this; } public function getMinYear(): int { return $this->minYear; } /** * @return $this */ public function setMaxYear(int $maxYear) { $this->maxYear = $maxYear; return $this; } public function getMaxYear(): int { return $this->maxYear; } /** * @return $this */ public function setShouldCreateEmptyOption(bool $createEmptyOption) { $this->createEmptyOption = $createEmptyOption; return $this; } public function shouldCreateEmptyOption(): bool { return $this->createEmptyOption; } /** * @return $this */ public function setShouldRenderDelimiters(bool $renderDelimiters) { $this->renderDelimiters = $renderDelimiters; return $this; } public function shouldRenderDelimiters(): bool { return $this->renderDelimiters; } /** * @param PhpDateTime|iterable|string|null|mixed $value * @return $this */ public function setValue($value) { if (is_string($value)) { try { $value = new PhpDateTime($value); } catch (Exception $exception) { throw new InvalidArgumentException( 'Value should be a parsable string or an instance of \DateTime', 0, $exception ); } } if (null === $value && ! $this->shouldCreateEmptyOption()) { $value = new PhpDateTime(); } if ($value instanceof DateTimeInterface) { $value = [ 'year' => $value->format('Y'), 'month' => $value->format('m'), ]; } if (is_array($value)) { $this->yearElement->setValue($value['year']); $this->monthElement->setValue($value['month']); } else { $this->yearElement->setValue(null); $this->monthElement->setValue(null); } return $this; } public function getValue(): ?string { $year = $this->getYearElement()->getValue(); $month = $this->getMonthElement()->getValue(); if ($this->shouldCreateEmptyOption() && null === $year && null === $month) { return null; } return sprintf('%04d-%02d', $year, $month); } /** * Prepare the form element (mostly used for rendering purposes) */ public function prepareElement(FormInterface $form): void { $name = $this->getName(); $this->monthElement->setName($name . '[month]'); $this->yearElement->setName($name . '[year]'); } /** * Get validator */ protected function getValidator(): ValidatorInterface { return new RegexValidator('/^[0-9]{4}\-(0?[1-9]|1[012])$/'); } /** * @inheritDoc */ public function getInputSpecification(): array { $spec = [ 'required' => false, 'filters' => [ ['name' => 'MonthSelect'], ], 'validators' => [ $this->getValidator(), ], ]; $name = $this->getName(); if ($name !== null) { $spec['name'] = $name; } return $spec; } /** * Clone the element (this is needed by Collection element, as it needs different copies of the elements) */ public function __clone() { $this->monthElement = clone $this->monthElement; $this->yearElement = clone $this->yearElement; } }