/**
* Adds the url field to the form
*/
private function AddUrlField()
{
$name = 'Url';
$this->AddField(Input::Text($name, $this->page->GetUrl()));
$this->SetRequired($name);
$this->AddValidator($name, DatabaseCount::UniqueFieldAnd($this->page, $name, $this->SiteCondition()));
}
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();
}
/**
* Returns the url of a page with parameters and fragment
* @param Page $page The page
* @param array $params All parameters
* @return string Return the page url
*/
static function PageUrl(Page $page, array $params = array(), $fragment = '')
{
$siteUrl = $page->GetSite()->GetUrl();
$pageUrl = $page->GetUrl();
if ($pageUrl == 'index.html') {
$url = $siteUrl;
} else {
$url = Path::Combine($siteUrl, $pageUrl);
}
$oblParams = self::GatherParams($url);
$urlObl = self::AttachObligatoryParams($url, $oblParams, $params);
$urlAllParams = self::AttachMoreParams($urlObl, $oblParams, $params);
return $fragment ? $urlAllParams . '#' . $fragment : $urlAllParams;
}
/**
* Returns the page rule
* @param Page $page
* @param array $params
* @return RewriteRule
*/
private function PageRule(Page $page, array $params)
{
$lhs = '/' . $page->GetUrl();
foreach ($params as $param) {
$lhs = str_replace('{' . $param . '}', self::PARAM_PATTERN, $lhs);
}
$rhs = new Variable(ServerVariable::RequestUri());
$idx = 1;
foreach ($params as $param) {
$rhs .= $idx > 1 ? '&' : '?';
$rhs .= $param . '=$' . $idx;
++$idx;
}
$rhs .= '&' . self::PAGE_URL_PARAM . '=' . $page->GetUrl();
$rule = new RewriteRule($lhs, $rhs);
$rule->AddFlag(new CommandFlag(FlagType::Qsa()));
return $rule;
}
