user guide path fix

(cherry picked from commit bd15b1e2c7)

dmp-backend/web/src/main/java/eu/eudat/controllers/UserGuideController.java

@@ -50,13 +50,12 @@ public class UserGuideController {
 		}
 		InputStream is = new FileInputStream(fileName);
 
-		String[] filepath = fileName.split("\\.")[0].split("\\\\");
-		String simplename = filepath[filepath.length - 1];
+		Path path = Paths.get(fileName);
 
 		HttpHeaders responseHeaders = new HttpHeaders();
 		responseHeaders.setContentLength(is.available());
 		responseHeaders.setContentType(MediaType.TEXT_HTML);
-		responseHeaders.set("Content-Disposition", "attachment;filename=" + simplename);
+		responseHeaders.set("Content-Disposition", "attachment;filename=" + path.getFileName().toString());
 		responseHeaders.set("Access-Control-Expose-Headers", "Content-Disposition");
 		responseHeaders.get("Access-Control-Expose-Headers").add("Content-Type");
 
@@ -71,7 +70,7 @@ public class UserGuideController {
 	@RequestMapping(value = "current", method = RequestMethod.POST)
 	public @ResponseBody
 	ResponseEntity<ResponseItem<String>> updateGuide(@RequestBody UserGuide guide, @ClaimedAuthorities(claims = {ADMIN}) Principal principal) throws Exception {
-		String fileName =  this.environment.getProperty("userguide.path") + guide.getName() + ".html";
+		String fileName =  this.environment.getProperty("userguide.path") + guide.getName();
 		OutputStream os = new FileOutputStream(fileName);
 		os.write(guide.getHtml().getBytes());
 		os.close();