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<?php |
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namespace Fusonic\OpenGraph\Objects; |
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use DateTimeImmutable; |
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use Fusonic\OpenGraph\Elements\Audio; |
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use Fusonic\OpenGraph\Elements\Image; |
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use Fusonic\OpenGraph\Elements\Video; |
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use Fusonic\OpenGraph\Property; |
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use UnexpectedValueException; |
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/** |
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* Abstract base class for all Open Graph objects (website, video, ...) |
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*/ |
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abstract class ObjectBase |
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{ |
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/** |
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* An array of audio resources attached to the object. |
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* |
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* @var Audio[] |
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*/ |
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public array $audios = []; |
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/** |
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* A short description of the object. |
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*/ |
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public ?string $description = null; |
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/** |
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* The word that appears before the object's title in a sentence. This is an list of words from 'a', 'an', 'the', |
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* ' "" ', or 'auto'. If 'auto' is chosen, the consumer of the object will chose between 'a' or 'an'. The default is |
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* the blank, "". |
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*/ |
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public ?string $determiner = null; |
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/** |
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* An array of images attached to the object. |
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* |
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* @var Image[] |
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*/ |
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public array $images = []; |
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/** |
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* The locale that the object's tags are marked up in, in the format language_TERRITORY. |
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*/ |
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public ?string $locale = null; |
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/** |
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* An array of alternate locales in which the resource is available. |
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* |
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* @var string[] |
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*/ |
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public array $localeAlternate = []; |
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public ?bool $richAttachment = null; |
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/** |
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* An array of URLs of related resources. |
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* |
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* @var string[] |
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*/ |
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public array $seeAlso = []; |
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/** |
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* The name of the web site upon which the object resides. |
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*/ |
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public ?string $siteName = null; |
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/** |
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* The title of the object as it should appear in the graph. |
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*/ |
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public ?string $title = null; |
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/** |
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* The type of the object, such as 'article'. |
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*/ |
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public ?string $type = null; |
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/** |
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* The time when the object was last updated. |
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*/ |
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public ?DateTimeImmutable $updatedTime = null; |
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/** |
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* The canonical URL of the object, used as its ID in the graph. |
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*/ |
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public ?string $url = null; |
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/** |
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* An array of videos attached to the object. |
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* |
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* @var Video[] |
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*/ |
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public array $videos = []; |
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public function __construct() |
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{ |
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} |
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/** |
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* Assigns all properties given to the this Object instance. |
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* |
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* @param array|Property[] $properties Array of all properties to assign. |
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* @param bool $debug Throw exceptions when parsing or not. |
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* |
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* @throws UnexpectedValueException |
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*/ |
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public function assignProperties(array $properties, $debug = false): void |
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{ |
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foreach ($properties as $property) { |
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$name = $property->key; |
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$value = $property->value; |
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switch($name) { |
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case Property::AUDIO: |
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case Property::AUDIO_URL: |
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$this->audios[] = new Audio($value); |
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break; |
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case Property::AUDIO_SECURE_URL: |
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case Property::AUDIO_TYPE: |
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if (count($this->audios) > 0) { |
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$this->handleAudioAttribute($this->audios[count($this->audios) - 1], $name, $value); |
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} elseif ($debug) { |
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throw new UnexpectedValueException( |
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sprintf( |
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"Found '%s' property but no audio was found before.", |
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$name |
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) |
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); |
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} |
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break; |
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case Property::DESCRIPTION: |
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if ($this->description === null) { |
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$this->description = $value; |
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} |
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break; |
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case Property::DETERMINER: |
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if ($this->determiner === null) { |
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$this->determiner = $value; |
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} |
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break; |
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case Property::IMAGE: |
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case Property::IMAGE_URL: |
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$this->images[] = new Image($value); |
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break; |
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case Property::IMAGE_HEIGHT: |
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case Property::IMAGE_SECURE_URL: |
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case Property::IMAGE_TYPE: |
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case Property::IMAGE_WIDTH: |
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case Property::IMAGE_USER_GENERATED: |
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if (count($this->images) > 0) { |
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$this->handleImageAttribute($this->images[count($this->images) - 1], $name, $value); |
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} elseif ($debug) { |
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throw new UnexpectedValueException( |
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sprintf( |
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"Found '%s' property but no image was found before.", |
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$name |
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) |
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); |
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} |
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break; |
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case Property::LOCALE: |
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if ($this->locale === null) { |
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$this->locale = $value; |
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} |
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break; |
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case Property::LOCALE_ALTERNATE: |
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$this->localeAlternate[] = $value; |
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break; |
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case Property::RICH_ATTACHMENT: |
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$this->richAttachment = $this->convertToBoolean($value); |
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break; |
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case Property::SEE_ALSO: |
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$this->seeAlso[] = $value; |
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break; |
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case Property::SITE_NAME: |
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if ($this->siteName === null) { |
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$this->siteName = $value; |
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} |
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break; |
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case Property::TITLE: |
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if ($this->title === null) { |
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$this->title = $value; |
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} |
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break; |
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case Property::UPDATED_TIME: |
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if ($this->updatedTime === null) { |
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$this->updatedTime = $this->convertToDateTime($value); |
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} |
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break; |
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case Property::URL: |
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if ($this->url === null) { |
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$this->url = $value; |
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} |
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break; |
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case Property::VIDEO: |
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case Property::VIDEO_URL: |
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$this->videos[] = new Video($value); |
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break; |
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case Property::VIDEO_HEIGHT: |
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case Property::VIDEO_SECURE_URL: |
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case Property::VIDEO_TYPE: |
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case Property::VIDEO_WIDTH: |
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if (count($this->videos) > 0) { |
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$this->handleVideoAttribute($this->videos[count($this->videos) - 1], $name, $value); |
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} elseif ($debug) { |
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throw new UnexpectedValueException(sprintf( |
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"Found '%s' property but no video was found before.", |
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$name |
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)); |
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} |
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} |
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} |
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} |
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private function handleImageAttribute(Image $element, string $name, string $value): void |
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{ |
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switch($name) |
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{ |
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case Property::IMAGE_HEIGHT: |
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$element->height = (int)$value; |
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break; |
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case Property::IMAGE_WIDTH: |
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$element->width = (int)$value; |
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break; |
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case Property::IMAGE_TYPE: |
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$element->type = $value; |
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break; |
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case Property::IMAGE_SECURE_URL: |
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$element->secureUrl = $value; |
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break; |
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case Property::IMAGE_USER_GENERATED: |
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$element->userGenerated = $this->convertToBoolean($value); |
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break; |
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} |
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} |
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private function handleVideoAttribute(Video $element, string $name, string $value): void |
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{ |
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switch($name) |
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{ |
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1 |
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case Property::VIDEO_HEIGHT: |
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$element->height = (int)$value; |
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break; |
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case Property::VIDEO_WIDTH: |
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$element->width = (int)$value; |
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break; |
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case Property::VIDEO_TYPE: |
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$element->type = $value; |
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break; |
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case Property::VIDEO_SECURE_URL: |
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$element->secureUrl = $value; |
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break; |
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} |
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} |
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257
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1 |
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private function handleAudioAttribute(Audio $element, string $name, string $value): void |
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{ |
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switch($name) |
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{ |
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case Property::AUDIO_TYPE: |
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$element->type = $value; |
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break; |
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case Property::AUDIO_SECURE_URL: |
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$element->secureUrl = $value; |
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break; |
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} |
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1 |
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} |
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270
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protected function convertToDateTime(string $value): ?DateTimeImmutable |
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{ |
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try { |
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return new DateTimeImmutable($value); |
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} catch (\Exception $e) { |
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return null; |
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} |
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} |
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279
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protected function convertToBoolean(string $value): bool |
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{ |
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switch(strtolower($value)) |
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{ |
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case "1": |
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case "true": |
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return true; |
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default: |
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return false; |
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} |
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} |
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/** |
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* Gets all properties set on this object. |
293
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* |
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* @return Property[] |
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*/ |
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public function getProperties(): array |
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{ |
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$properties = []; |
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foreach ($this->audios as $audio) { |
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$properties = array_merge($properties, $audio->getProperties()); |
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} |
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if ($this->title !== null) { |
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$properties[] = new Property(Property::TITLE, $this->title); |
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} |
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if ($this->description !== null) { |
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$properties[] = new Property(Property::DESCRIPTION, $this->description); |
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} |
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if ($this->determiner !== null) { |
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$properties[] = new Property(Property::DETERMINER, $this->determiner); |
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} |
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316
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foreach ($this->images as $image) { |
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$properties = array_merge($properties, $image->getProperties()); |
318
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} |
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320
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if ($this->locale !== null) { |
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$properties[] = new Property(Property::LOCALE, $this->locale); |
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} |
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324
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foreach ($this->localeAlternate as $locale) { |
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$properties[] = new Property(Property::LOCALE_ALTERNATE, $locale); |
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} |
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328
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if ($this->richAttachment !== null) { |
329
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$properties[] = new Property(Property::RICH_ATTACHMENT, (int)$this->richAttachment); |
330
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} |
331
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332
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foreach ($this->seeAlso as $seeAlso) { |
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$properties[] = new Property(Property::SEE_ALSO, $seeAlso); |
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} |
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336
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if ($this->siteName !== null) { |
337
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$properties[] = new Property(Property::SITE_NAME, $this->siteName); |
338
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} |
339
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340
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if ($this->type !== null) { |
341
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$properties[] = new Property(Property::TYPE, $this->type); |
342
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} |
343
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344
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if ($this->updatedTime !== null) { |
345
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$properties[] = new Property(Property::UPDATED_TIME, $this->updatedTime->format("c")); |
346
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} |
347
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348
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if ($this->url !== null) { |
349
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$properties[] = new Property(Property::URL, $this->url); |
350
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} |
351
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352
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foreach ($this->videos as $video) { |
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$properties = array_merge($properties, $video->getProperties()); |
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} |
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356
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return $properties; |
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} |
358
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} |
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