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<?php |
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/** |
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* @copyright Zicht Online <http://zicht.nl> |
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*/ |
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namespace Zicht\Bundle\PageBundle\Model; |
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/** |
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* Helper class to configure the contentitem region / type matrix. |
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* |
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* Usage: |
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* |
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* function getContentItemMatrix() { |
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* return ContentItemMatrix::create() |
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* ->region('left') |
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* ->type(Text::class) |
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* ->type(Embed::class) |
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* ->region('right') |
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* ->type(Text::class) |
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* ; |
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* } |
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* return |
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*/ |
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final class ContentItemMatrix |
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{ |
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/** |
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* Points to the current region being configured. |
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* |
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* @var string |
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*/ |
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private $currentRegion; |
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/** |
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* Contains the matrix |
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* |
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* @var array |
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*/ |
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private $matrix; |
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/** |
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* Stubbed constructor. |
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*/ |
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public function __construct() |
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{ |
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$this->currentRegion = 'left'; |
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$this->matrix = []; |
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} |
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/** |
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* Provides fluent interface for building the matrix. |
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* |
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* @return ContentItemMatrix |
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*/ |
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public static function create() |
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{ |
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return new self(); |
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} |
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/** |
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* Select a region to configure. |
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* |
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* @param string $region |
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* @param bool $reset |
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* |
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* @return ContentItemMatrix |
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*/ |
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public function region($region, $reset = false) |
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{ |
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$this->currentRegion = $region; |
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if ($reset) { |
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$this->matrix[$this->currentRegion] = []; |
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} |
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return $this; |
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} |
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/** |
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* Remove a region |
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* |
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* @param string $region |
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* |
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* @return $this |
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*/ |
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public function removeRegion($region) |
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{ |
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if (array_key_exists($region, $this->matrix)) { |
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unset($this->matrix[$region]); |
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} |
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return $this; |
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} |
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/** |
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* Remove a type from a region |
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* |
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* @param string $type |
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* @param string $region |
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* |
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* @return $this |
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*/ |
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public function removeTypeFromRegion($type, $region) |
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{ |
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if (array_key_exists($region, $this->matrix)) { |
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array_walk( |
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$this->matrix[ $region ], |
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function ($value, $idx, $matrix) use ($type, $region) { |
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$class = explode('\\', $value); |
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$className = array_pop($class); |
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if ($className === $type) { |
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unset($matrix[ $region ][ $idx ]); |
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} |
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}, |
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$this->matrix |
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); |
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} |
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return $this; |
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} |
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/** |
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* Adds the type to the currently selected region. |
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* |
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* @param string $className |
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* |
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* @return ContentItemMatrix |
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*/ |
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public function type($className) |
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{ |
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if (!class_exists($className)) { |
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throw new \InvalidArgumentException( |
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sprintf( |
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'Class %s is non-existent or could not be loaded', |
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$className |
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) |
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); |
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} |
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$this->matrix[$this->currentRegion][] = $className; |
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return $this; |
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} |
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/** |
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* Returns the available types for a specified region. |
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* If not specified, returns all types configured. |
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* |
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* @param string $region |
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* |
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* @return array |
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*/ |
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public function getTypes($region = null) |
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{ |
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if (null === $region) { |
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$ret = []; |
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foreach ($this->matrix as $types) { |
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$ret = array_merge($ret, $types); |
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} |
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return array_values(array_unique($ret)); |
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} |
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return $this->matrix[$region]; |
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} |
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/** |
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* Returns the available regions for a specified type. |
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* If not specified, all regions are returned. |
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* |
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* @param null $type |
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* |
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* @return array |
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*/ |
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public function getRegions($type = null) |
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{ |
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if (null === $type) { |
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return array_keys($this->matrix); |
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} |
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$regions = []; |
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foreach ($this->matrix as $region => $types) { |
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if (in_array($type, $types)) { |
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$regions[] = $region; |
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} |
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} |
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return $regions; |
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} |
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/** |
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* @return array |
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*/ |
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public function getMatrix() |
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{ |
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return $this->matrix; |
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} |
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} |
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zicht /
page-bundle
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