silverstripe-framework/forms/EditableDropdown.php

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<?php
/**
* EditableDropdown
* Represents a modifiable dropdown box on a form
*/
class EditableDropdown extends EditableFormField {
static $has_many = array(
"Options" => "EditableDropdownOption"
);
static $singular_name = 'Dropdown';
static $plural_name = 'Dropdowns';
function delete() {
$options = $this->Options();
foreach( $options as $option )
$option->delete();
parent::delete();
}
function EditSegment() {
return $this->renderWith( $this->class );
}
function populateFromPostData( $data ) {
parent::populateFromPostData( $data );
$fieldSet = $this->Options();
$deletedOptions = explode( ',', $data['Deleted'] );
// store default, etc
foreach( $fieldSet as $option ) {
if( $deletedOptions && array_search( $option->ID, $deletedOptions ) !== false ) {
$option->delete();
continue;
}
if(isset($data[$option->ID])) {
$option->setField( 'Default', $option->ID == $data['Default'] );
$option->populateFromPostData( $data[$option->ID] );
}
unset( $data[$option->ID] );
}
$optionNumber = 0;
foreach( $data as $tempID => $optionData ) {
if( !$tempID || !is_array( $optionData ) || empty( $optionData ) || !preg_match('/^_?\d+$/', $tempID ) )
continue;
// what will we name the new option?
$newOption = new EditableDropdownOption();
$newOption->Name = 'option' . (string)$optionNumber++;
$newOption->ParentID = $this->ID;
if(isset($data['Default'])) {
$newOption->setField('Default', $tempID == $data['Default']);
}
if( Director::is_ajax() ) {
$fieldID = $this->ID;
$fieldEditorName = $this->editor ? $this->editor->Name() : 'Fields';
$prefix = $fieldEditorName . '[' . $fieldID . ']';
$newID = $newOption->ID;
$newSort = $newOption->Sort;
echo "\$('". $fieldEditorName . "[$fieldID]').updateOption('$prefix','$tempID','$newID','$newSort');";
}
if( !$optionData['Sort'] ) {
}
$newOption->populateFromPostData( $optionData );
}
}
function getFormField() {
return $this->createField();
}
function getFilterField() {
return $this->createField( true );
}
function createField( $asFilter = false ) {
$optionSet = $this->Options();
$options = array();
if( $asFilter )
$options['-1'] = "(Any)";
$defaultOption = '-1';
foreach( $optionSet as $option ) {
$options[$option->Title] = $option->Title;
if( $option->getField('Default') && !$asFilter ) $defaultOption = $option->Title;
}
return new DropdownField( $this->Name, $this->Title, $options, $defaultOption );
}
function TemplateOption() {
$option = new EditableDropdownOption();
return $option->EditSegment();
}
function duplicate() {
$clonedNode = parent::duplicate();
foreach( $this->Options() as $field ) {
$newField = $field->duplicate();
$newField->ParentID = $clonedNode->ID;
$newField->write();
}
return $clonedNode;
}
}
?>