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<?php |
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class ProductDocDataExtension extends DataExtension |
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{ |
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/** |
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* @var array |
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*/ |
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private static $belongs_many_many = array( |
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'Products' => 'CatalogProduct', |
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); |
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/** |
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* @var array |
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*/ |
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private static $summary_fields = array( |
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'Name' => 'Name', |
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'Title' => 'Title', |
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'ProductsCt' => 'Products', |
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); |
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/** |
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* @var array |
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*/ |
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private static $searchable_fields = array( |
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'Name', |
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'Title', |
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'Products.ID', |
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); |
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/** |
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* @return int |
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*/ |
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public function getProductsCt() |
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{ |
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if ($this->owner->Products()->exists()) { |
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return $this->owner->Products()->count(); |
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} |
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return 0; |
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} |
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/** |
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* @return string |
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*/ |
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public function getProductsList() |
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{ |
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$list = ''; |
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if ($this->owner->Products()->exists()) { |
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$i = 0; |
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foreach($this->owner->Products() as $product) { |
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$list .= $product->Title; |
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if(++$i !== $this->owner->Products()->Count()) { |
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$list .= ", "; |
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} |
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} |
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} |
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return $list; |
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} |
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/** |
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* @param FieldList $fields |
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*/ |
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public function updateCMSFields(FieldList $fields) |
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{ |
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$fields->removeByName(array( |
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'Link', |
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'SortOrder', |
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'Products', |
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)); |
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$classes = ClassInfo::subclassesFor('ProductDoc'); |
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unset($classes['ProductDoc']); |
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$result = array(); |
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foreach ($classes as $class) { |
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$instance = singleton($class); |
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$pageTypeName = $instance->i18n_singular_name(); |
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$result[$class] = $pageTypeName; |
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} |
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$fields->addFieldToTab( |
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'Root.Main', |
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DropdownField::create('SetClass', 'File type', $result, $this->owner->Classname) |
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->setEmptyString(''), |
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'Content' |
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); |
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$fields->dataFieldByName('Image') |
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->setFolderName('Uploads/ProductDocs/Images'); |
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if ($this->owner->ID) { |
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// products |
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$config = GridFieldConfig_RelationEditor::create(); |
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$config->removeComponentsByType('GridFieldAddExistingAutocompleter'); |
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$config->addComponent(new GridFieldAddExistingSearchButton()); |
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$config->removeComponentsByType('GridFieldAddNewButton'); |
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$products = $this->owner->Products(); |
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$productsField = GridField::create('Products', 'Products', $products, $config); |
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$fields->addFieldToTab('Root.Products', $productsField); |
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} |
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} |
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/** |
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* Link for searchable result set |
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* |
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* @return mixed |
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*/ |
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public function Link() |
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{ |
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return $this->owner->Download()->URL; |
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} |
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/** |
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* @return bool |
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*/ |
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public function getIsProductDoc() { |
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return true; |
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} |
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} |
dynamic /
silverstripe-product-catalog
There are different options of fixing this problem.
If you want to be on the safe side, you can add an additional type-check:
If you are sure that the expression is traversable, you might want to add a doc comment cast to improve IDE auto-completion and static analysis:
Mark the issue as a false-positive: Just hover the remove button, in the top-right corner of this issue for more options.