87 lines
2.3 KiB
PHP
87 lines
2.3 KiB
PHP
<?php
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namespace SilverStripe\Widgets\Extensions;
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use SilverStripe\Forms\CheckboxField;
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use SilverStripe\Forms\FieldList;
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use SilverStripe\ORM\DataExtension;
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use SilverStripe\Widgets\Forms\WidgetAreaEditor;
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use SilverStripe\Widgets\Model\WidgetArea;
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/**
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* Adds a single {@link WidgetArea} called "SideBar" to {@link Page} classes.
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* Adjust your templates to render the resulting
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* {@link WidgetArea} as required, through the $SideBarView placeholder.
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*
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* This extension is just an example on how to use the widgets functionality,
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* feel free to create your own relationships, naming conventions, etc.
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* without using this class.
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*/
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class WidgetPageExtension extends DataExtension
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{
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private static $db = [
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'InheritSideBar' => 'Boolean',
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];
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private static $defaults = [
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'InheritSideBar' => true
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];
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private static $has_one = [
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'SideBar' => WidgetArea::class,
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];
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private static $owns = [
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'SideBar',
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];
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private static $cascade_deletes = [
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'SideBar',
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];
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public function updateCMSFields(FieldList $fields)
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{
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$fields->addFieldToTab(
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"Root.Widgets",
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new CheckboxField("InheritSideBar", _t(__CLASS__ . '.INHERITSIDEBAR', 'Inherit Sidebar From Parent'))
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);
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$fields->addFieldToTab(
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"Root.Widgets",
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new WidgetAreaEditor("SideBar")
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);
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}
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/**
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* @return WidgetArea
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*/
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public function SideBarView()
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{
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if ($this->owner->InheritSideBar
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&& ($parent = $this->owner->getParent())
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&& $parent->hasMethod('SideBarView')
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) {
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return $parent->SideBarView();
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} elseif ($this->owner->SideBar()->exists()) {
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return $this->owner->SideBar();
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}
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}
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public function onBeforeDuplicate($duplicatePage)
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{
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if ($this->owner->hasField('SideBarID')) {
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$sideBar = $this->owner->getComponent('SideBar');
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$duplicateWidgetArea = $sideBar->duplicate();
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foreach ($sideBar->Items() as $originalWidget) {
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$widget = $originalWidget->duplicate(false);
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$widget->ParentID = $duplicateWidgetArea->ID;
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$widget->write();
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}
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$duplicatePage->SideBarID = $duplicateWidgetArea->ID;
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}
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return $duplicatePage;
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}
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}
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