/**
* Updates an existing Page model.
* If update is successful, the browser will be redirected to the 'index' page.
* @param integer $id
* @return mixed
*/
public function actionUpdate($id)
{
$model = new PageForm($id);
if ($model->load(Yii::$app->request->post()) && $model->validate()) {
$model->savePage(false);
$additionalFieldIds = Yii::$app->request->post('AdditionalFieldId');
$pageFields = PageFieldRecord::findAll(['page_id' => $model->item_id]);
foreach ($pageFields as $pageField) {
if (isset($additionalFieldIds[$pageField->additional_field_id])) {
$pageField->content = $additionalFieldIds[$pageField->additional_field_id];
$pageField->save();
unset($additionalFieldIds[$pageField->additional_field_id]);
} else {
$pageField->delete();
}
}
if ($additionalFieldIds) {
foreach ($additionalFieldIds as $key => $content) {
$pageField = new PageFieldRecord();
$pageField->page_id = $model->item_id;
$pageField->additional_field_id = $key;
$pageField->content = $content;
$pageField->save();
}
}
$session = Yii::$app->session;
$session->setFlash('info', Yii::t('back', 'Page successfully updated!'));
return $this->redirect(['index']);
} else {
return $this->render('update', compact('model'));
}
}
/**
* Renders additional fields for actual page
*/
public function renderAdditionalFields()
{
$output = '';
if ($this->item_id) {
$pageFields = PageFieldRecord::findAll(['page_id' => $this->item_id]);
foreach ($pageFields as $pageField) {
$output .= '<div class="form-inline"><div class="form-group">';
$output .= '<label for="AdditionalFieldId[' . $pageField->additional_field_id . ']">' . $pageField->additionalField->label . '</label><br />';
$output .= Html::textInput('AdditionalFieldId[' . $pageField->additional_field_id . ']', $pageField->content, ['class' => 'form-control']);
$output .= ' ' . Html::a('<span class="glyphicon glyphicon-remove"></span>', '#!', ['class' => 'form-control btn btn-danger remove-field-btn']);
$output .= '</div></div>';
}
}
echo $output;
}