Added method duplicate() to DBField, Blocks and ContentElements

src/Model/Block/AbstractBlock.php

@@ -126,6 +126,10 @@ public static function getPageBuilderEditPopupFields() {
 		return new \FieldList([]);
 	}
 
+	public function duplicate() {
+		return clone $this;
+	}
+
 	public function onAfterCreate() {
 		$this->setWidthDesktop(12);
 		$this->setWidthTablet(12);

src/Model/Block/ContentElement.php

@@ -24,6 +24,7 @@ public function setContentElement($contentElement) {
 		$this->_contentElement = $contentElement;
 		if ($contentElement->hasField('ID') && $contentElement->ID) {
 			$this->setContentElementID($contentElement->ID);
+			$contentElement->setBlock($this);
 		}
 		return $this;
 	}
@@ -37,6 +38,7 @@ public function getContentElement() {
 			$obj = \PageBuilder_Model_ContentElement_AbstractContentElement::get()->byID($this->getContentElementID());
 			if ($obj && $obj->exists()) {
 				$this->_contentElement = $obj;
+				$obj->setBlock($this);
 			}
 		}
 		return $this->_contentElement;
@@ -84,6 +86,18 @@ public static function get_create_options() {
 		return $options;
 	}
 
+	public function duplicate() {
+		/** @var ContentElement $new */
+		$new = parent::duplicate();
+		$element = $this->getContentElement();
+		if ($element) {
+			$new->setContentElement($element->duplicate());
+		} else {
+			$new->setContentElementID(0);
+		}
+		return $new;
+	}
+
 	public function getPageBuilderFields($prefix, $pageBuilder, $blockPosition = 0, $parent = null) {
 		$return = parent::getPageBuilderFields($prefix, $pageBuilder, $blockPosition, $parent);
 		$obj = $this->getContentElement();

src/Model/Block/Group.php

@@ -102,4 +102,14 @@ public function BlocksForTemplate() {
 		$this->extend('updateBlocksForTemplate', $blocks);
 		return new \ArrayList($blocks);
 	}
+
+	public function duplicate() {
+		$new = parent::duplicate();
+		$blocks = [];
+		foreach ($this->getBlocks() as $block) {
+			$blocks[] = $block->duplicate();
+		}
+		$this->setBlocks(new ArrayList($blocks));
+		return $new;
+	}
 }

src/Model/ContentElement/AbstractContentElement.php

@@ -9,6 +9,8 @@
  */
 class PageBuilder_Model_ContentElement_AbstractContentElement extends \PersistentDataObject_Model_DataObject {
 //class AbstractContentElement extends \DataObject {
+	protected $block;
+
 	public function getPageBuilderPopupFields() {
 		$fields = new \FieldList();
 		$this->extend('updatePageBuilderPopupFields', $fields);
@@ -49,4 +51,20 @@ public function i18n_singular_name() {
 		$class = $class[count($class) - 1];
 		return _t("{$this->class}.SINGULARNAME", FormField::name_to_label($class));
 	}
+
+	/**
+	 * @param \zauberfisch\PageBuilder\Model\Block\ContentElement $block
+	 * @return PageBuilder_Model_ContentElement_AbstractContentElement
+	 */
+	public function setBlock($block) {
+		$this->block = $block;
+		return $this;
+	}
+
+	/**
+	 * @return \zauberfisch\PageBuilder\Model\Block\ContentElement
+	 */
+	public function getBlock() {
+		return $this->block;
+	}
 }

src/Model/DBField.php

@@ -12,4 +12,10 @@ class DBField extends DataObjectField {
 	public function nullValue() {
 		return new Base();
 	}
+
+	public function duplicate() {
+		$new = new static();
+		$new->setValue($this->getValue()->duplicate());
+		return $new;
+	}
 }