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<?php |
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namespace ViewComponents\Grids\Component; |
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use RuntimeException; |
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use ViewComponents\Grids\Grid; |
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use ViewComponents\ViewComponents\Base\Compound\PartInterface; |
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use ViewComponents\ViewComponents\Base\Compound\PartTrait; |
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use ViewComponents\ViewComponents\Base\DataViewComponentInterface; |
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use ViewComponents\ViewComponents\Base\Html\TagInterface; |
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use ViewComponents\ViewComponents\Component\Compound; |
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use ViewComponents\ViewComponents\Component\DataView; |
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use ViewComponents\ViewComponents\Resource\ResourceManager; |
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use ViewComponents\ViewComponents\Service\Services; |
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/** |
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* This component adds hidden rows after each existing table row |
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* and 'onclick' handlers for regular table rows that displays associated details row when clicking on it. |
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* |
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* DetailsRow includes jQuery on page if it was not included via view-components resource manager before. |
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* If jQuery included to your page not via resource manager, it's possible to tell resource manager to ignore it, |
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* see link below for instructions. |
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* @link https://github.com/view-components/view-components/blob/master/doc/cookbook.md |
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*/ |
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class DetailsRow extends SolidRow implements PartInterface |
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{ |
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use PartTrait { |
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PartTrait::attachToCompound as private attachToCompoundInternal; |
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} |
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const ID = 'details_row'; |
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protected $view; |
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/** @var ResourceManager */ |
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private $resourceManager; |
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private $jquery; |
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/** |
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* DetailsRow constructor. |
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* |
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* @param DataViewComponentInterface $view details row content, will be initialized by data row |
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* @param ResourceManager|null $resourceManager |
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*/ |
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public function __construct(DataViewComponentInterface $view, ResourceManager $resourceManager = null) |
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{ |
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parent::__construct(); |
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$this->getRowTag() |
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->setAttribute('style', 'display:none;') |
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->setAttribute('data-details-row', '1'); |
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$this->addChild($this->view = $view); |
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$this->setDestinationParentId(Grid::COLLECTION_VIEW_ID); |
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$this->setId(static::ID); |
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$this->resourceManager = $resourceManager ?: Services::resourceManager(); |
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$this->jquery = $this->resourceManager->js('jquery'); |
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} |
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public function render() |
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{ |
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$this->view->setData($this->getGrid()->getCurrentRow()); |
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return parent::render(); |
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} |
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/** |
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* @return null|Grid |
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*/ |
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protected function getGrid() |
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{ |
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return $this->root; |
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} |
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public function attachToCompound(Compound $root, $prepend = false) |
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{ |
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$isAlreadyAttached = $this->root !== null; |
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$this->attachToCompoundInternal($root, $prepend); |
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if ($isAlreadyAttached) { |
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return; |
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} |
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$tr = $this->getGrid()->getRecordView(); |
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if (!$tr instanceof TagInterface) { |
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throw new RuntimeException( |
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"Details row works only with record_view components implementing TagInterface" |
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); |
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} |
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$tr->setAttribute('data-row-with-details', 1); |
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$this->getGrid()->children() |
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->add($this->jquery, 1) |
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->add($this->getScript()); |
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// fix zebra styled tables |
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$this->parent()->addChild(new DataView('<tr style="display: none"></tr>')); |
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} |
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protected function getScript() |
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{ |
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$source = $this->getScriptSource(); |
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return new DataView("<script>jQuery(function(){ $source });</script>"); |
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} |
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protected function getScriptSource() |
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{ |
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return ' |
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jQuery(\'tr[data-row-with-details="1"]\').click(function() { |
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jQuery(this).next().toggle(\'slow\'); |
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}); |
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'; |
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} |
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} |
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Let’s take a look at an example:
In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different sub-classes of User which does not have a getDisplayName() method, the code will break.
Available Fixes
Change the type-hint for the parameter:
Add an additional type-check:
Add the method to the parent class: