56 lines
1.1 KiB
Markdown
56 lines
1.1 KiB
Markdown
many_many Example
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=================
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```php
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/*** TestPage.php ***/
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use SilverStripe\Forms\GridField\GridField;
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use SilverStripe\Forms\GridField\GridFieldConfig_RelationEditor;
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use UndefinedOffset\SortableGridField\Forms\GridFieldSortableRows;
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class TestPage extends Page
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{
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private static $many_many = [
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'TestObjects' => 'TestObject',
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];
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private static $many_many_extraFields = [
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'TestObjects' => [
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'SortOrder' => 'Int',
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]
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];
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public function getCMSFields()
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{
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$fields = parent::getCMSFields();
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$conf = GridFieldConfig_RelationEditor::create(10);
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$conf->addComponent(GridFieldSortableRows::create('SortOrder'));
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$fields->addFieldToTab('Root.TestObjects', GridField::create('TestObjects', 'TestObjects', $this->TestObjects(), $conf));
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return $fields;
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}
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public function TestObjects()
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{
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return $this->getManyManyComponents('TestObjects')->sort('SortOrder');
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}
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}
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/*** TestObject.php ***/
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use SilverStripe\ORM\DataObject;
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class TestObject extends DataObject
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{
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private static $db = [
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'Title' => 'Text',
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];
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private static $belongs_many_many = [
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'TestPages' => 'TestPage',
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];
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}
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```
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