Add simple check for password protected pdf's (poppler only)

YACReaderLibrary/server/controllers/folderinfocontroller.h

@@ -0,0 +1,23 @@
+#ifndef FOLDERINFOCONTROLLER_H
+#define FOLDERINFOCONTROLLER_H
+
+#include "httprequest.h"
+#include "httpresponse.h"
+#include "httprequesthandler.h"
+
+class FolderInfoController : public HttpRequestHandler {
+	Q_OBJECT
+		Q_DISABLE_COPY(FolderInfoController);
+public:
+
+	/** Constructor */
+	FolderInfoController();
+
+	/** Generates the response */
+	void service(HttpRequest& request, HttpResponse& response);
+
+private:
+    void serviceComics(const int  &library, const qulonglong & folderId, HttpResponse& response);
+};
+
+#endif // FOLDERINFOCONTROLLER_H