public function addStrongTags($keywords)
{
$keywords = "/(" . implode("|", $keywords) . ")/i";
foreach ($this->bodyNodes['text'] as $node) {
$node->nodeValue = preg_replace($keywords, '<strong>$0</strong>', $node->nodeValue, -1, $count);
if ($count > 0) {
$dom = new \DOMDocument();
@$dom->loadHTML('<p>' . mb_convert_encoding($node->nodeValue, 'HTML-ENTITIES', 'UTF-8') . '</p>');
$newNode = $dom->documentElement->getElementsByTagName('p')->item(0);
foreach ($newNode->childNodes as $newChildNode) {
$newChildNode = $this->importNode($newChildNode, true);
$node->parentNode->insertBefore($newChildNode, $node);
}
$node->parentNode->removeChild($node);
}
}
}
/**
* @return \Symfony\Component\HttpFoundation\Response
*/
public function generatePage()
{
// update scheduled versions
PageVersionSchedule::checkPageVersionIds();
$pageLoader = ['class' => PageLoader::class, 'args' => []];
$pageBuilder = ['class' => PageBuilderInstance::class, 'args' => []];
// try to load cms page for current request
event(new InitializePageBuilder($pageLoader, $pageBuilder));
PageBuilder::setClass($pageBuilder['class'], $pageBuilder['args'], $pageLoader['class'], $pageLoader['args']);
try {
// check for forced redirects
$redirect = PageRedirect::uriHasRedirect();
if (!empty($redirect) && $redirect->force == 1) {
throw new CmsPageException('forced redirect', 0, null, redirect($redirect->to, $redirect->type));
}
// check for unforced redirects
if (PageBuilder::getData('is404') && !empty($redirect)) {
throw new CmsPageException('redirect', 0, null, redirect($redirect->to, $redirect->type));
}
// 404, no cms page for current request
if (PageBuilder::getData('is404')) {
throw new Exception('cms page not found', 404);
}
// 404, hidden page
if (!PageBuilder::getData('previewVersion') && !PageBuilder::getData('isLive')) {
throw new Exception('cms page not live', 404);
}
// check for form submissions
if (!empty($_POST)) {
$formData = PageBuilder::getData('externalTemplate') ? Request::input(config('coaster::frontend.external_form_input')) : Request::all();
if (!empty($formData['block_id']) && empty($formData['coaster_check'])) {
// honeypot option
if (!($block = Block::find($formData['block_id']))) {
throw new Exception('no block handler for this form data', 500);
} else {
$pageId = !empty($formData['page_id']) ? $formData['page_id'] : 0;
unset($formData['_token']);
unset($formData['block_id']);
unset($formData['page_id']);
unset($formData['coaster_check']);
if ($formSubmitResponse = $block->setPageId($pageId)->setVersionId(PageBuilder::pageLiveVersionId())->getTypeObject()->submission($formData)) {
throw new CmsPageException('form submission response', 0, null, $formSubmitResponse);
}
}
}
}
// load page with template
$templatePath = PageBuilder::templatePath();
event(new LoadPageTemplate($templatePath));
if (View::exists($templatePath)) {
$this->_setHeader('Content-Type', PageBuilder::getData('contentType'));
$this->responseContent = View::make($templatePath)->render();
} else {
throw new Exception('cms page found with non existent template - ' . $templatePath, 500);
}
// if declared as a search page, must have search block
if (Search::searchBlockRequired() && !Search::searchBlockExists()) {
throw new Exception('cms page found without search function', 404);
}
} catch (CmsPageException $e) {
$this->responseContent = $e->getAlternateResponse();
} catch (Exception $e) {
$this->_setErrorContent($e);
}
$response = $this->_createResponse();
event(new LoadedPageResponse($response));
// if response content is html, run modifications
if (!empty($response->headers->get('content-type')) && stripos($response->headers->get('content-type'), 'html') !== false) {
$domDocument = new DOMDocument();
$domDocument->loadHTML($response->getContent());
$domDocument->addMetaTag('generator', 'Coaster CMS ' . config('coaster::site.version'));
if (config('coaster::frontend.strong_tags') == 1) {
$keywords = explode(", ", str_replace(" and ", ", ", PageBuilder::block('meta_keywords')));
$domDocument->addStrongTags($keywords);
}
// save page content
if (PageBuilder::getData('externalTemplate')) {
$domDocument->appendInputFieldNames(config('coaster::frontend.external_form_input'));
$response->setContent($this->responseContent = $domDocument->saveBodyHMTL());
} else {
$response->setContent($domDocument->saveHTML($domDocument));
}
}
return $response;
}