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<?php |
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class SiteTreeListboxField extends ListboxField |
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{ |
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/** |
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* |
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* @var Int |
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*/ |
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protected $siteTreeParentID = 0; |
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/** |
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* |
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* @var Array |
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*/ |
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protected $arrayOfAllowedIDs = array(); |
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/** |
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* |
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* @var array |
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*/ |
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protected $classNamesForItems = array("SiteTree"); |
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/** |
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* |
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* @var Array |
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*/ |
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protected $siteTreeParentAllChildren = array(); |
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/** |
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* Creates a new dropdown field. |
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* |
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* @param string $name The field name |
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* @param string $title The field title |
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* @param array $source An map of the dropdown items |
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* @param string|array $value You can pass an array of values or a single value like a drop down to be selected |
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* @param int $size Optional size of the select element |
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* @param form The parent form |
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*/ |
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public function __construct($name, $title = '', $source = array(), $value = '', $size = null) |
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{ |
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parent::__construct($name, $title, $source, $value, $size, true); |
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} |
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/** |
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* |
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* @param Int $id |
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*/ |
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public function setSiteTreeParentID($id) |
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{ |
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$this->siteTreeParentID = $id; |
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} |
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/** |
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* |
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* @param Int $id |
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* @param Int | string $array |
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*/ |
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public function setSiteTreeParentAndChildClassNames($id, $array) |
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{ |
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$this->siteTreeParentID = $id; |
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$this->setClassNamesForItems($array); |
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} |
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/** |
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* |
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* @param Array | str $array |
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*/ |
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public function setClassNamesForItems($array) |
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{ |
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unset($this->classNamesForItems); |
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if (is_array($array)) { |
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$this->classNamesForItems = $array; |
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} else { |
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$this->classNamesForItems = array($array); |
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} |
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} |
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/** |
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* |
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* @param String $str |
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*/ |
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public function addClassNameForItems($str) |
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{ |
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$this->classNamesForItems[] = $str; |
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} |
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/** |
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* |
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* @param Array | SS_Map |
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*/ |
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public function setSource($source) |
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{ |
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if ($source instanceof SS_Map) { |
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$source = $source->toArray(); |
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} |
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if ($source) { |
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$hasCommas = array_filter( |
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array_keys($source), |
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create_function('$key', 'return strpos($key, ",") !== FALSE;') |
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); |
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if ($hasCommas) { |
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throw new InvalidArgumentException('No commas allowed in $source keys'); |
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} |
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} |
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parent::setSource($source); |
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return $this; |
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} |
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/** |
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* |
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* @return Array |
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*/ |
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public function getSource() |
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{ |
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$source = parent::getSource(); |
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//debug::log("original source count ".implode($this->classNamesForItems)." ".$this->siteTreeParentID.": ".count($source)); |
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if ($this->siteTreeParentID) { |
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$arrayItems = array(); |
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$allChildrenForSiteTreeParent = $this->getAllChildrenForSiteTreeParent($this->siteTreeParentID); |
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//debug::log("new source count: ".count($allChildrenForSiteTreeParent)); |
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$finalSource = array(); |
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foreach ($source as $sourceKey => $sourceValue) { |
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if (isset($allChildrenForSiteTreeParent[$sourceKey])) { |
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$finalSource[$sourceKey] = $sourceValue; |
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} |
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} |
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} else { |
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$finalSource = $source; |
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} |
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//debug::log("final source count: ".count($finalSource)); |
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return $finalSource; |
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} |
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/** |
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* @param Int |
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* @return Array |
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*/ |
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View Code Duplication |
private function getAllChildrenForSiteTreeParent($parentID) |
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{ |
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$children = SiteTree::get()->filter(array("ParentID" => $parentID)); |
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if ($children && $children->count()) { |
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foreach ($children as $child) { |
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foreach ($this->classNamesForItems as $matchingCLassName) { |
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//debug::log("has child"); |
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if ($child instanceof $matchingCLassName) { |
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//debug::log("we now have ".count($this->siteTreeParentAllChildren)." children"); |
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$this->siteTreeParentAllChildren[$child->ID] = $child->ID; |
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} |
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} |
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$this->getAllChildrenForSiteTreeParent($child->ID); |
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} |
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} |
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return $this->siteTreeParentAllChildren; |
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} |
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} |
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You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.