- $up = strrpos($Page, '/');
- $Args = substr($Page, $up) . $Args;
- $Page = substr($Page, 0, $up);
- if ($up === FALSE) {
- break;
+# prepare page contents
+
+header(sprintf('Content-Security-Policy: %s', implode('; ', [
+ "default-src 'self' 'unsafe-inline' http://cdn.ckeditor.com", # some overrides remain
+ "img-src 'self' data: http://cdn.ckeditor.com", # inline svg (in css)
+ "base-uri 'self'", # only local pages
+ "frame-ancestors 'none'", # prevent malicious embedding
+])));
+
+$Page->place += [
+ 'user' => $User->login ?: '',
+ 'url' => htmlspecialchars($_SERVER['REQUEST_URI']),
+];
+
+if (!isset($Page->raw) and $User->admin("edit {$Page->link}")) {
+ # open bottom template as initial contents
+ $template = 'template.inc.html';
+ if ($Page->handler and file_exists("{$Page->handler}/$template")) {
+ $template = "{$Page->handler}/$template";