private function PageByID($id)
{
if (!$id) {
return null;
}
$page = Page::Schema()->ByID($id);
if (!$page) {
throw new \Exception(Trans('Core.Replacer.Error.PageNotFound.ID_{0}', $id));
}
return $page;
}
protected function Init()
{
$this->site = new Site(Request::GetData('site'));
$selectedID = Request::GetData('selected');
$this->selected = $selectedID ? Page::Schema()->ByID($selectedID) : null;
if (!$this->site->Exists()) {
Response::Redirect(BackendRouter::ModuleUrl(new SiteList()));
return true;
}
$this->tree = new PageTreeProvider($this->site);
$this->page = $this->tree->TopMost();
$this->hasPages = (bool) $this->page;
return parent::Init();
}
protected function Init()
{
$this->prefix = Request::GetData('prefix');
$this->page = Page::Schema()->ByID(Request::GetData('page'));
if (!$this->page) {
throw new \Exception('Required parameter page invalid or missing');
}
$this->serializer = new ArrayLinesSerializer();
$this->oblParams = FrontendRouter::GatherParams($this->page->GetUrl());
$this->params = $this->serializer->LinesToArray(Request::GetData('params'));
$this->AddObligatoryFields();
$this->AddOptionalParamsField();
$this->AddFragmentField();
$this->AddSubmit();
return parent::Init();
}
/**
* Finds the 404 page for a site
* @param Site $site The site whise 404 page is searched for
* @return Page The 404 page
*/
static function Page404(Site $site)
{
$sql = Access::SqlBuilder();
$tblPage = Page::Schema()->Table();
$where = $sql->Equals($tblPage->Field('Type'), $sql->Value((string) PageType::NotFound()))->And_($sql->Equals($tblPage->Field('Site'), $sql->Value($site->GetID())));
return Page::Schema()->First($where);
}
protected function OnSuccess()
{
$page = $this->Value('page');
if (!$page) {
$this->UnsetPage();
$this->CloseModal();
} else {
if ($this->pageOnly) {
$objPage = Page::Schema()->ByID($page);
$page = $this->SetJSFieldValue('#' . $this->prefix . 'Page', $page);
$this->SetJSHtml('#' . $this->prefix . 'Name', $objPage->GetName());
$this->CloseModal();
return;
}
}
$params = array();
$params['prefix'] = $this->prefix;
$params['page'] = $this->Value('page');
$params['params'] = Request::GetData('params');
$params['fragment'] = Request::GetData('fragment');
$this->RedirectModal(BackendRouter::AjaxUrl(new AjaxPageParams(), $params));
}
/**
* Reports a layout action with dependencies to the log
* @param Layout $layout The layout being manipulated
* @param Enums\Action $action The operation executed on the layout
*/
function ReportLayoutAction(Layout $layout, Enums\Action $action)
{
$logItem = $this->CreateLogItem(Enums\ObjectType::Layout(), $action);
if (!$action->Equals(Enums\Action::Delete())) {
$logLayout = new LogLayout();
$logLayout->SetLogItem($logItem);
$logLayout->SetLayout($layout);
$logLayout->Save();
} else {
//pages are deleted in cascade
$pages = Page::Schema()->FetchByLayout(false, $layout);
foreach ($pages as $page) {
$this->ReportPageAction($page, Enums\Action::Delete());
}
}
}
private function SiteCondition()
{
$sql = Access::SqlBuilder();
$tbl = Page::Schema()->Table();
return $sql->Equals($tbl->Field('Site'), $sql->Value($this->site->GetID()));
}
/**
* Returns the first child of the page
* @param Page $item
* @return Page Returns the first child
*/
public function FirstChildOf($item)
{
$sql = Access::SqlBuilder();
$tbl = Page::Schema()->Table();
if ($item) {
$where = $sql->Equals($tbl->Field('Parent'), $sql->Value($item->GetID()))->And_($sql->IsNull($tbl->Field('Previous')));
return Page::Schema()->First($where);
} else {
return $this->TopMost();
}
}
/**
* Gets the selected page
*/
public function GetPage()
{
return $this->Value('Page') ? Page::Schema()->ByID($this->Value('Page')) : null;
}
protected function TableSchema()
{
return Page::Schema();
}
/**
* Saves the page url and returns it
* @param PageUrl $pageUrl The page url
* @return PageUrl Returns the page url with properties attached
*/
public function Save(PageUrl $pageUrl = null)
{
$exists = $pageUrl && $pageUrl->Exists();
$page = $this->Value('Page') ? Page::Schema()->ByID($this->Value('Page')) : null;
if (!$page) {
if ($exists) {
$pageUrl->Delete();
}
return null;
}
if (!$exists) {
$pageUrl = new PageUrl();
}
$pageUrl->SetPage($page);
$pageUrl->SetFragment($this->Value('Fragment'));
$pageUrl->Save();
$this->SaveParams($pageUrl);
return $pageUrl;
}
