[evolution-ews] Bug 773419 - Age limit for offline message download ][

[Milan Crha <mcrha src gnome org>]

commit 66ff51e40ea39ea2b02e6dbe7b70b836b24a91c7
Author: Milan Crha <mcrha redhat com>
Date:   Wed Dec 14 15:19:17 2016 +0100

    Bug 773419 - Age limit for offline message download ][

 src/camel/camel-ews-folder.c |   34 ++++++++++++++++++++++++++++++++++
 1 files changed, 34 insertions(+), 0 deletions(-)
---
diff --git a/src/camel/camel-ews-folder.c b/src/camel/camel-ews-folder.c
index 06ee358..d4425b1 100644
--- a/src/camel/camel-ews-folder.c
+++ b/src/camel/camel-ews-folder.c
@@ -1491,6 +1491,40 @@ camel_ews_folder_new (CamelStore *store,
                return NULL;
        }
 
+       if (camel_offline_folder_can_downsync (CAMEL_OFFLINE_FOLDER (folder))) {
+               CamelSettings *settings;
+               gboolean offline_limit_by_age = FALSE;
+               CamelTimeUnit offline_limit_unit;
+               gint offline_limit_value;
+               time_t when = (time_t) 0;
+
+               settings = camel_service_ref_settings (CAMEL_SERVICE (store));
+
+               g_object_get (
+                       settings,
+                       "limit-by-age", &offline_limit_by_age,
+                       "limit-unit", &offline_limit_unit,
+                       "limit-value", &offline_limit_value,
+                       NULL);
+
+               g_clear_object (&settings);
+
+               if (offline_limit_by_age)
+                       when = camel_time_value_apply (when, offline_limit_unit, offline_limit_value);
+
+               if (when <= (time_t) 0)
+                       when = (time_t) -1;
+
+               /* Ensure cache will expire when set up, otherwise
+                * it causes redownload of messages too soon. */
+               camel_data_cache_set_expire_age (ews_folder->cache, when);
+               camel_data_cache_set_expire_access (ews_folder->cache, when);
+       } else {
+               /* Set cache expiration for one week. */
+               camel_data_cache_set_expire_age (ews_folder->cache, 60 * 60 * 24 * 7);
+               camel_data_cache_set_expire_access (ews_folder->cache, 60 * 60 * 24 * 7);
+       }
+
        if (!g_ascii_strcasecmp (folder_name, "Inbox") ||
            folder_has_inbox_type (CAMEL_EWS_STORE (store), folder_name)) {
                CamelSettings *settings;