silverstripe-subsites/code/forms/GridFieldSubsiteDetailForm.php

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<?php
class GridFieldSubsiteDetailForm extends GridFieldDetailForm {
protected $itemRequestClass='GridFieldSubsiteDetailForm_ItemRequest';
}
class GridFieldSubsiteDetailForm_ItemRequest extends GridFieldDetailForm_ItemRequest {
/**
* Builds an item edit form. The arguments to getCMSFields() are the popupController and
* popupFormName, however this is an experimental API and may change.
*
* @todo In the future, we will probably need to come up with a tigher object representing a partially
* complete controller with gaps for extra functionality. This, for example, would be a better way
* of letting Security/login put its log-in form inside a UI specified elsewhere.
*
* @return Form
* @see GridFieldDetailForm_ItemRequest::ItemEditForm()
*/
function ItemEditForm() {
$form=parent::ItemEditForm();
if($this->record->ID == 0) {
$templates = Subsite::get()->sort('Title');
$templateArray = array();
if($templates) {
$templateArray = $templates->map('ID', 'Title');
}
$form->Fields()->addFieldToTab('Root.Configuration', new DropdownField('TemplateID', 'Copy structure from:', $templateArray, null, null, "(No template)"));
}
return $form;
}
function doSave($data, $form) {
$new_record = $this->record->ID == 0;
if($new_record && isset($data['TemplateID']) && !empty($data['TemplateID'])) {
$template = Subsite::get()->byID(intval($data['TemplateID']));
if($template) {
$this->record = $template->duplicate();
}
}
try {
$form->saveInto($this->record);
$this->record->write();
$this->gridField->getList()->add($this->record);
} catch(ValidationException $e) {
$form->sessionMessage($e->getResult()->message(), 'bad');
return Controller::curr()->redirectBack();
}
// TODO Save this item into the given relationship
$message = sprintf(
_t('GridFieldDetailForm.Saved', 'Saved %s %s'),
$this->record->singular_name(),
'<a href="' . $this->Link('edit') . '">"' . htmlspecialchars($this->record->Title, ENT_QUOTES) . '"</a>'
);
$form->sessionMessage($message, 'good');
return Controller::curr()->redirect($this->Link());
}
}