mirror of
https://github.com/silverstripe/silverstripe-cms
synced 2024-10-22 08:05:56 +02:00
9207cbc2da
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/cms/trunk@77455 467b73ca-7a2a-4603-9d3b-597d59a354a9
114 lines
2.9 KiB
PHP
114 lines
2.9 KiB
PHP
<?php
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/**
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* Special field type for selecting and configuring widgets on a page.
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* @package cms
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* @subpackage content
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*/
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class WidgetAreaEditor extends FormField {
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function FieldHolder() {
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Requirements::css(CMS_DIR . '/css/WidgetAreaEditor.css');
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Requirements::javascript(CMS_DIR . '/javascript/WidgetAreaEditor.js');
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return $this->renderWith("WidgetAreaEditor");
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}
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function AvailableWidgets() {
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$classes = ClassInfo::subclassesFor('Widget');
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array_shift($classes);
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$widgets= new DataObjectSet();
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foreach($classes as $class) {
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$widgets->push(singleton($class));
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}
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return $widgets;
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}
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function UsedWidgets() {
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$relationName = $this->name;
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$widgets = $this->form->getRecord()->getComponent($relationName)->Widgets();
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return $widgets;
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}
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function IdxField() {
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return $this->id() . 'ID';
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}
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function Value() {
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$relationName = $this->name;
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return $this->form->getRecord()->getComponent($relationName)->ID;
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}
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function saveInto(DataObject $record) {
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$name = $this->name;
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$idName = $name . "ID";
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$widgetarea = $record->getComponent($name);
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$widgetarea->write();
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$record->$idName = $widgetarea->ID;
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$widgets = $widgetarea->Widgets();
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// store the field IDs and delete the missing fields
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// alternatively, we could delete all the fields and re add them
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$missingWidgets = array();
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if($widgets) {
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foreach($widgets as $existingWidget) {
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$missingWidgets[$existingWidget->ID] = $existingWidget;
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}
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}
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// write the new widgets to the database
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if(isset($_REQUEST['Widget'])) {
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foreach(array_keys($_REQUEST['Widget']) as $newWidgetID) {
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$newWidgetData = $_REQUEST['Widget'][$newWidgetID];
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// Sometimes the id is "new-1" or similar, ensure this doesn't get into the query
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if(!is_numeric($newWidgetID)) {
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$newWidgetID = 0;
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}
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// \"ParentID\" = '0' is for the new page
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$widget = DataObject::get_one(
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'Widget',
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"(\"ParentID\" = '{$record->$name()->ID}' OR \"ParentID\" = '0') AND \"Widget\".\"ID\" = '$newWidgetID'"
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);
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// check if we are updating an existing widget
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if($widget && isset($missingWidgets[$widget->ID])) {
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unset($missingWidgets[$widget->ID]);
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}
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// create a new object
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if(!$widget && !empty($newWidgetData['Type']) && class_exists($newWidgetData['Type'])) {
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$widget = new $newWidgetData['Type']();
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$widget->ID = 0;
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$widget->ParentID = $record->$name()->ID;
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if(!is_subclass_of($widget, 'Widget')) {
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$widget = null;
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}
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}
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if($widget) {
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if($widget->ParentID == 0) {
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$widget->ParentID = $record->$name()->ID;
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}
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$widget->populateFromPostData($newWidgetData);
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}
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}
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}
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// remove the fields not saved
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if($missingWidgets) {
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foreach($missingWidgets as $removedWidget) {
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if(isset($removedWidget) && is_numeric($removedWidget->ID)) $removedWidget->delete();
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}
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}
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}
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}
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?>
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