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<?php |
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namespace App\Form; |
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use Carbon\Carbon; |
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use Carbon\CarbonImmutable; |
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use Carbon\CarbonInterface; |
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use DateTimeImmutable; |
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use DateTimeInterface; |
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use Exception; |
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use Carbon\Exceptions\InvalidFormatException; |
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use Doctrine\Common\Cache\Psr6\InvalidArgument; |
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use InvalidArgumentException; |
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use phpDocumentor\Reflection\DocBlock\Tags\InvalidTag; |
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use Symfony\Component\Validator\Constraints as Assert; |
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class ImageFilterData |
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{ |
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/** |
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* @var ?CarbonImmutable |
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* |
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* @Assert\Range( |
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* min = "Jan 1 1900", |
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* max = "now + 10 years" |
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* ) |
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*/ |
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private $startDate; |
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/** |
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* @var ?CarbonImmutable |
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* |
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* @Assert\Range( |
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* min = "Jan 1 1900", |
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* max = "now + 10 years" |
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* ) |
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*/ |
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private $endDate; |
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/** |
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* @var ?int |
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* |
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* @Assert\Range( |
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* min = 0, |
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* max = 5 |
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* ) |
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* |
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*/ |
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private $rating; |
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/** |
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* @var string |
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* |
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* @Assert\Regex( |
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* pattern = "/eq|lte|gte/" |
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* ) |
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* |
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*/ |
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private $ratingComparison; |
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/** @var ?string */ |
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private $location; |
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public function __construct( |
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DateTimeInterface $startDate = null, |
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DateTimeInterface $endDate = null |
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) { |
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$this->startDate = new CarbonImmutable($startDate); |
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$this->endDate = new CarbonImmutable($endDate); |
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$this->ratingComparison = 'eq'; |
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} |
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public function setStartDate(?DateTimeInterface $startDate): void |
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{ |
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if ($startDate === null) { |
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$this->startDate = null; |
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} else { |
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$this->startDate = new CarbonImmutable($startDate); |
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} |
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} |
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public function overrideStartDateFromUrlParam(?string $startDate): void |
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{ |
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if (!empty($startDate)) { |
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$this->startDate = $this->dateFromUrlParam($startDate); |
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} |
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} |
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public function getStartDate(): ?DateTimeInterface |
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{ |
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if ($this->startDate === null) { |
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return null; |
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} |
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return $this->startDate->toDateTimeImmutable(); |
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} |
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public function hasStartDate(): bool |
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{ |
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return $this->startDate !== null; |
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} |
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public function setEndDate(?DateTimeInterface $endDate): void |
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{ |
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if ($endDate === null) { |
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$this->endDate = null; |
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} |
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$this->endDate = new CarbonImmutable($endDate); |
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} |
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public function overrideEndDateFromUrlParam(?string $endDate): void |
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{ |
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if (!empty($endDate)) { |
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$this->endDate = $this->dateFromUrlParam($endDate); |
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} |
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} |
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public function getEndDate(): ?DateTimeImmutable |
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{ |
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if ($this->endDate === null) { |
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return null; |
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} |
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return $this->endDate->toDateTimeImmutable(); |
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} |
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public function hasEndDate(): bool |
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{ |
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return $this->endDate !== null; |
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} |
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public function setRating(?int $rating): void |
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{ |
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$this->rating = $rating; |
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} |
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/** |
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* @throws InvalidArgumentException |
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*/ |
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public function overrideRatingFromUrlParam(?string $rating): void |
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{ |
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if (!empty($rating)) { |
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if (intval($rating) >= 0 && intval($rating) <= 5) { |
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$this->rating = intval($rating); |
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} else { |
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throw new InvalidArgumentException('Invalid rating override in URL parameter'); |
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} |
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} |
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} |
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public function getRating(): ?int |
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{ |
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return $this->rating; |
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} |
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public function hasRating(): bool |
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{ |
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return $this->rating !== null; |
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} |
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public function setRatingComparison(string $ratingComparison): void |
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{ |
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$this->ratingComparison = $ratingComparison; |
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} |
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public function getRatingComparison(): string |
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{ |
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return $this->ratingComparison; |
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} |
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public function setLocation(?string $location): void |
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{ |
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$this->location = $location === "" ? null : $location; |
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} |
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public function overrideLocationFromUrlParam(?string $location): void |
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{ |
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if (!empty($location)) { |
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$this->location = $location; |
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} |
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} |
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public function getLocation(): ?string |
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{ |
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return $this->location; |
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} |
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public function hasLocation(): bool |
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{ |
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return $this->location !== null; |
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} |
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private function getDateForUrlParam(?CarbonImmutable $d): string |
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{ |
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if ($d === null) { |
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return ''; |
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} |
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return $d->isoFormat('YYYY-MM-DD'); |
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} |
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/** |
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* Gets all filter parameters in a format suitable for passing to Symfony's |
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* route generator. |
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* |
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* @return array<string> |
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*/ |
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public function getAsUrlParams(): array |
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{ |
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return [ |
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'startDate' => $this->getDateForUrlParam($this->startDate), |
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'endDate' => $this->getDateForUrlParam($this->endDate), |
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'rating' => $this->rating === null ? '' : (string) $this->rating, |
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'ratingComparison' => $this->ratingComparison === null ? '' : $this->ratingComparison, |
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'location' => $this->location === null ? '' : $this->location |
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]; |
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} |
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/** |
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* @throws InvalidArgumentException |
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*/ |
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private function dateFromUrlParam(?string $param): ?CarbonImmutable |
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{ |
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if ($param === null || $param === "") { |
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return null; |
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} |
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// These inputs are as-yet unsanitised, so: |
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$result = null; |
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try { |
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$result = CarbonImmutable::parse($param); |
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if ($result->year < 1900 || $result->year > 9999) { |
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// Improbable dates could cause problems if used in DB queries. |
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$result = null; |
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} |
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} catch (Exception $e) { |
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// I don't care what happened personally; we'll just not bother |
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// overriding our existing dates. However, whatever called us |
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// might want to log this, as someone may be probing the app for |
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// insecure points. |
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throw new InvalidArgument('Invalid date URL parameter', 0, $e); |
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} |
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return $result; |
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} |
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} |
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