silverstripe-framework/forms/gridfield/GridFieldPopupForms.php
2012-02-28 18:09:30 +01:00

294 lines
7.7 KiB
PHP
Executable File

<?php
/**
* Provides view and edit forms at GridField-specific URLs.
* These can be placed into pop-ups by an appropriate front-end.
* Usually added to a grid field alongside of {@link GridFieldAction_Edit}
* which takes care of linking the individual rows to their edit view.
*
* The URLs provided will be off the following form:
* - <FormURL>/field/<GridFieldName>/item/<RecordID>
* - <FormURL>/field/<GridFieldName>/item/<RecordID>/edit
*/
class GridFieldPopupForms implements GridField_URLHandler {
/**
* @var String
*/
protected $template = 'GridFieldPopupForms';
/**
*
* @var string
*/
protected $name;
function getURLHandlers($gridField) {
return array(
'item/$ID' => 'handleItem',
'autocomplete' => 'handleAutocomplete',
);
}
/**
* Create a popup component. The two arguments will specify how the popup form's HTML and
* behaviour is created. The given controller will be customised, putting the edit form into the
* template with the given name.
*
* The arguments are experimental API's to support partial content to be passed back to whatever
* controller who wants to display the getCMSFields
*
* @param string $name The name of the edit form to place into the pop-up form
*/
public function __construct($name = 'DetailForm') {
$this->name = $name;
}
/**
*
* @param type $gridField
* @param type $request
* @return GridFieldPopupForm_ItemRequest
*/
public function handleItem($gridField, $request) {
$controller = $gridField->getForm()->Controller();
if(is_numeric($request->param('ID'))) {
$record = $gridField->getList()->byId($request->param("ID"));
} else {
$record = Object::create($gridField->getModelClass());
}
if(!$class = ClassInfo::exists(get_class($this) . "_ItemRequest")) {
$class = 'GridFieldPopupForm_ItemRequest';
}
$handler = Object::create($class, $gridField, $this, $record, $controller, $this->name);
$handler->setTemplate($this->template);
return $handler->handleRequest($request, $gridField);
}
/**
* @param String
*/
function setTemplate($template) {
$this->template = $template;
}
/**
* @return String
*/
function getTemplate() {
return $this->template;
}
/**
* @param String
*/
function setName($name) {
$this->name = $name;
}
/**
* @return String
*/
function getName() {
return $this->name;
}
}
class GridFieldPopupForm_ItemRequest extends RequestHandler {
/**
*
* @var GridField
*/
protected $gridField;
/**
*
* @var GridField_URLHandler
*/
protected $component;
/**
*
* @var DataObject
*/
protected $record;
/**
*
* @var Controller
*/
protected $popupController;
/**
*
* @var string
*/
protected $popupFormName;
/**
* @var String
*/
protected $template = 'GridFieldItemEditView';
static $url_handlers = array(
'$Action!' => '$Action',
'' => 'edit',
);
/**
*
* @param GridFIeld $gridField
* @param GridField_URLHandler $component
* @param DataObject $record
* @param Controller $popupController
* @param string $popupFormName
*/
public function __construct($gridField, $component, $record, $popupController, $popupFormName) {
$this->gridField = $gridField;
$this->component = $gridField;
$this->record = $record;
$this->popupController = $popupController;
$this->popupFormName = $popupFormName;
parent::__construct();
}
public function Link($action = null) {
return Controller::join_links($this->gridField->Link('item'), $this->record->ID ? $this->record->ID : 'new', $action);
}
function edit($request) {
$controller = $this->popupController;
$form = $this->ItemEditForm($this->gridField, $request);
// TODO Coupling with CMS
if($controller instanceof LeftAndMain) {
$form->addExtraClass('cms-edit-form');
$form->setTemplate($controller->getTemplatesWithSuffix('_EditForm'));
$form->addExtraClass('cms-content center ss-tabset ' . $controller->BaseCSSClasses());
if($form->Fields()->hasTabset()) $form->Fields()->findOrMakeTab('Root')->setTemplate('CMSTabSet');
// TODO Link back to controller action (and edited root record) rather than index,
// which requires more URL knowledge than the current link to this field gives us.
// The current root record is held in session only,
// e.g. page/edit/show/6/ vs. page/edit/EditForm/field/MyGridField/....
$form->Backlink = $controller->Link();
}
$return = $this->customise(array(
'Backlink' => $controller->Link(),
'ItemEditForm' => $form,
))->renderWith($this->template);
if($controller->isAjax()) {
return $return;
} else {
// If not requested by ajax, we need to render it within the controller context+template
return $controller->customise(array(
// TODO Allow customization
'Content' => $return,
));
}
}
/**
* 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
*/
function ItemEditForm() {
$form = new Form(
$this,
'ItemEditForm',
// WARNING: The arguments passed here are a little arbitrary. This API will need cleanup
$this->record->getCMSFields($this->popupController, $this->popupFormName),
new FieldList(
FormAction::create('doSave', _t('GridFieldDetailsForm.Save', 'Save'))
->setUseButtonTag(true)->addExtraClass('ss-ui-action-constructive')->setAttribute('data-icon', 'accept'),
FormAction::create('doDelete', _t('GridFieldDetailsForm.Delete', 'Delete'))
->setUseButtonTag(true)->addExtraClass('ss-ui-action-destructive')
)
);
$form->loadDataFrom($this->record);
return $form;
}
function doSave($data, $form) {
$new_record = $this->record->ID == 0;
try {
$form->saveInto($this->record);
$this->record->write();
if($new_record)
$this->gridField->getList()->add($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('ComplexTableField.SUCCESSEDIT2', 'Saved %s %s'),
$this->record->singular_name(),
'<a href="' . $this->Link('edit') . '">"' . htmlspecialchars($this->record->Title, ENT_QUOTES) . '"</a>'
);
$form->sessionMessage($message, 'good');
return $this->popupController->redirectBack();
}
function doDelete($data, $form) {
try {
$toDelete = $this->record;
if (!$toDelete->canDelete()) {
throw new ValidationException(_t('GridFieldDetailsForm.DeletePermissionsFailure',"No delete permissions"),0);
}
$toDelete->delete();
} catch(ValidationException $e) {
$form->sessionMessage($e->getResult()->message(), 'bad');
return Director::redirectBack();
}
$message = sprintf(
_t('ComplexTableField.SUCCESSEDIT2', 'Deleted %s %s'),
$this->record->singular_name(),
'<a href="' . $this->Link('edit') . '">"' . htmlspecialchars($this->record->Title, ENT_QUOTES) . '"</a>'
);
$form->sessionMessage($message, 'good');
//when an item is deleted, redirect to the revelant admin section without the action parameter
$controller = Controller::curr();
$noActionURL = $controller->removeAction($data['url']);
return Director::redirect($noActionURL, 302); //redirect back to admin section
}
/**
* @param String
*/
function setTemplate($template) {
$this->template = $template;
}
/**
* @return String
*/
function getTemplate() {
return $this->template;
}
}