Fix/1352 check current password (#1355)

fix(frontend): now the form check if the current password is ok

If a local user wants to change the password, the form doesn't check if
the password match with the current password.

fixes issue #1352 

script/rvd_front

@@ -1333,26 +1333,34 @@ sub user_settings {
     $c->param('tongue' => $USER->language);
     my @errors;
     if ($c->param('button_click')) {
-        if (($c->param('password') eq "") || ($c->param('conf_password') eq "") || ($c->param('current_password') eq "")) {
-            push @errors,("Some of the password's fields are empty");
-        }
-        else {
-            if ($c->param('password') eq $c->param('conf_password')) {
-                eval {
-                    $USER->change_password($c->param('password'));
-                    _logged_in($c);
-                };
-                if ($@ =~ /Password too small/) {
-                    push @errors,("Password too small")
-                }
-                else {
-                    $changed_pass = 1;
-                }
-            }
-            else {
-                    push @errors,("Password fields aren't equal")
-            }
-        }
+	my $auth_ok;
+        eval { $auth_ok = Ravada::Auth::login($USER->name, $c->param('current_password'))};
+        if (!$auth_ok || $@) {
+		push @errors, ("Current password is wrong");
+	}
+	else {
+
+        	if (($c->param('password') eq "") || ($c->param('conf_password') eq "") || ($c->param('current_password') eq "")) {
+	            push @errors,("Some of the password's fields are empty");
+	        }
+        	else {
+	            if ($c->param('password') eq $c->param('conf_password')) {
+        	        eval {
+                	    $USER->change_password($c->param('password'));
+	                    _logged_in($c);
+        	        };
+	                if ($@ =~ /Password too small/) {
+	                    push @errors,("Password too small")
+	                }
+	                else {
+	                    $changed_pass = 1;
+	                }
+	            }
+	            else {
+	                    push @errors,("Password fields aren't equal")
+	            }
+	        }
+	    }
     }
     $c->render(template => 'bootstrap/user_settings', changed_lang=> $changed_lang, changed_pass => $changed_pass
       ,errors =>\@errors);