[evolution-data-server] Bug #620382 - Do not delete also directory for custom local calendars

[Milan Crha <mcrha src gnome org>]

commit c581bc7c83a0d6e12a17d7bd08e3b9782f68ab64
Author: Milan Crha <mcrha redhat com>
Date:   Fri Sep 30 14:37:45 2011 +0200

    Bug #620382 - Do not delete also directory for custom local calendars

 calendar/backends/file/e-cal-backend-file.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/calendar/backends/file/e-cal-backend-file.c b/calendar/backends/file/e-cal-backend-file.c
index 5f39c6f..0c59542 100644
--- a/calendar/backends/file/e-cal-backend-file.c
+++ b/calendar/backends/file/e-cal-backend-file.c
@@ -1361,6 +1361,7 @@ e_cal_backend_file_remove (ECalBackendSync *backend,
 {
 	ECalBackendFile *cbfile;
 	ECalBackendFilePrivate *priv;
+	ESource *source;
 	gchar *str_uri = NULL, *dirname = NULL;
 	gchar *full_path = NULL;
 	const gchar *fname;
@@ -1378,6 +1379,12 @@ e_cal_backend_file_remove (ECalBackendSync *backend,
 		goto done;
 	}
 
+	source = e_backend_get_source (E_BACKEND (backend));
+	if (!source || e_source_get_property (source, "custom-file")) {
+		/* skip file and directory removal for custom calendars */
+		goto done;
+	}
+
 	if (g_access (str_uri, W_OK) != 0) {
 		err = EDC_ERROR (PermissionDenied);
 		goto done;