+
+ /**
+ * Render the page for viewing, Parsing and performing features such as page transclusion.
+ * @param Page $page
+ * @return mixed|string
+ */
+ public function renderPage(Page $page)
+ {
+ libxml_use_internal_errors(true);
+ $doc = new DOMDocument();
+ $doc->loadHTML(mb_convert_encoding('<body>'.$page->html.'</body>', 'HTML-ENTITIES', 'UTF-8'));
+ $xpath = new DOMXpath($doc);
+
+ $bsElems = $xpath->query('body/div[@bs-embed-page]');
+ if (is_null($bsElems)) return $page->html;
+ foreach ($bsElems as $bsElem) {
+ $pageId = intval($bsElem->getAttribute('bs-embed-page'));
+ $embeddedPage = $this->getById('page', $pageId);
+ if ($embeddedPage !== null) {
+ $innerPage = $doc->createDocumentFragment();
+ $innerPage->appendXML($embeddedPage->html);
+ // Empty div then append in child content
+ foreach ($bsElem->childNodes as $child) {
+ $bsElem->removeChild($child);
+ }
+ $bsElem->appendChild($innerPage);
+ }
+ }
+
+ $body = $doc->getElementsByTagName('body')->item(0);
+ $html = '';
+ foreach ($body->childNodes as $node) {
+ $html .= $doc->saveHTML($node);
+ }
+
+ return $html;
+ }
+
projects / bookstack / commitdiff