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<?php |
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/* |
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* This file is part of the xAPI package. |
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* |
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* (c) Christian Flothmann <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Xabbuh\XApi\Model; |
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/** |
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* Definition of an {@link Activity}. |
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* |
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* A number of derived classes exists each of them covering a specialized |
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* type of user interaction: |
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* |
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* <ul> |
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* <li>ChoiceInteractionDefinition</li> |
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* <li>FillInteractionDefinition</li> |
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* <li>LikertInteractionDefinition</li> |
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* <li>LongFillInInteractionDefinition</li> |
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* <li>MatchingInteractionDefinition</li> |
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* <li>NumericInteractionDefinition</li> |
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* <li>PerformanceInteractionDefinition</li> |
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* <li>OtherInteractionDefinition</li> |
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* <li>SequencingInteractionDefinition</li> |
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* <li>TrueFalseInteractionDefinition</li> |
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* </ul> |
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* |
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* @author Christian Flothmann <[email protected]> |
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*/ |
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class Definition |
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{ |
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/** |
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* The human readable activity name |
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* @var LanguageMap|null |
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*/ |
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private $name; |
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/** |
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* The human readable activity description |
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* @var LanguageMap|null |
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*/ |
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private $description; |
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/** |
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* The type of the {@link Activity} |
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* @var string|null |
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*/ |
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private $type; |
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/** |
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* An IRL where human-readable information describing the {@link Activity} can be found. |
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* |
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* @var string|null |
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*/ |
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private $moreInfo; |
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/** |
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* @param LanguageMap|null $name |
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* @param LanguageMap|null $description |
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* @param string|null $type |
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* @param string|null $moreInfo |
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*/ |
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public function __construct(LanguageMap $name = null, LanguageMap $description = null, $type = null, $moreInfo = null) |
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{ |
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$this->name = $name; |
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$this->description = $description; |
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$this->type = $type; |
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$this->moreInfo = $moreInfo; |
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} |
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public function withName(LanguageMap $name = null) |
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{ |
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$definition = clone $this; |
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$definition->name = $name; |
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return $definition; |
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} |
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public function withDescription(LanguageMap $description = null) |
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{ |
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$definition = clone $this; |
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$definition->description = $description; |
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return $definition; |
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} |
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/** |
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* @param string|null $type |
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* |
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* @return static |
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*/ |
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public function withType($type) |
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{ |
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$definition = clone $this; |
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$definition->type = $type; |
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return $definition; |
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} |
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/** |
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* @param string|null $moreInfo |
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* |
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* @return static |
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*/ |
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public function withMoreInfo($moreInfo) |
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{ |
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$definition = clone $this; |
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$definition->moreInfo = $moreInfo; |
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return $definition; |
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} |
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/** |
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* Returns the human readable names. |
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* |
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* @return LanguageMap|null The name language map |
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*/ |
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public function getName() |
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{ |
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return $this->name; |
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} |
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/** |
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* Returns the human readable descriptions. |
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* |
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* @return LanguageMap|null The description language map |
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*/ |
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public function getDescription() |
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{ |
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return $this->description; |
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} |
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/** |
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* Returns the {@link Activity} type. |
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* |
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* @return string|null The type |
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*/ |
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public function getType() |
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{ |
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return $this->type; |
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} |
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/** |
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* Returns an IRL where human-readable information about the activity can be found. |
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* |
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* @return string|null |
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*/ |
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public function getMoreInfo() |
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{ |
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return $this->moreInfo; |
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} |
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/** |
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* Checks if another definition is equal. |
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* |
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* Two definitions are equal if and only if all of their properties are equal. |
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* |
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* @param Definition $definition The definition to compare with |
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* |
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* @return bool True if the definitions are equal, false otherwise |
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*/ |
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public function equals(Definition $definition) |
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{ |
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if (get_class($this) !== get_class($definition)) { |
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return false; |
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} |
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if ($this->type !== $definition->type) { |
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return false; |
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} |
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if ($this->moreInfo !== $definition->moreInfo) { |
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return false; |
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} |
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if (count($this->name) !== count($definition->name)) { |
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return false; |
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} |
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if (count($this->description) !== count($definition->description)) { |
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return false; |
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} |
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if (!is_array($this->name) xor !is_array($definition->name)) { |
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return false; |
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} |
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if (!is_array($this->description) xor !is_array($definition->description)) { |
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return false; |
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} |
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if (is_array($this->name)) { |
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foreach ($this->name as $language => $value) { |
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if (!isset($definition->name[$language])) { |
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return false; |
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} |
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if ($value !== $definition->name[$language]) { |
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return false; |
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} |
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} |
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} |
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if (is_array($this->description)) { |
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foreach ($this->description as $language => $value) { |
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if (!isset($definition->description[$language])) { |
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return false; |
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} |
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if ($value !== $definition->description[$language]) { |
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return false; |
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} |
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} |
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} |
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return true; |
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} |
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} |
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