Added offline/online support and removed some warning messages. Added a

2005-08-03  Shakti Sen <shprasad@blr.novell.com>

        * exchange-folder.c (org_gnome_exchange_folder_ab_unsubscribe)
        (org_gnome_exchange_folder_unsubscribe)
        (org_gnome_exchange_folder_subscription): Added offline/online support
        and removed some warning messages.
        * exchange-operations.c: Added a new function exchange_is_offline().
        * exchange-operations.h: Included a prototype.
        * exchange-config-listener.c
        (exchange_config_listener_get_offline_status): Added newly to get the
        online/offline status.
        * exchange-config-listener.h: Added the prototype for
        exchange_config_listener_get_offline_status().

        Fixes bug #311324.

svn path=/trunk/; revision=29969

6 files changed, 106 insertions, 4 deletions

diff --git a/plugins/exchange-operations/ChangeLog b/plugins/exchange-operations/ChangeLog
index 30001c4433..5dd379de5b 100644
--- a/plugins/exchange-operations/ChangeLog
+++ b/plugins/exchange-operations/ChangeLog
@@ -1,3 +1,19 @@
+2005-08-03  Shakti Sen <shprasad@blr.novell.com>
+
+	* exchange-folder.c (org_gnome_exchange_folder_ab_unsubscribe)
+	(org_gnome_exchange_folder_unsubscribe)
+	(org_gnome_exchange_folder_subscription): Added offline/online support
+	and removed some warning messages.
+	* exchange-operations.c: Added a new function exchange_is_offline().
+	* exchange-operations.h: Included a prototype.
+	* exchange-config-listener.c
+	(exchange_config_listener_get_offline_status): Added newly to get the
+	online/offline status.
+	* exchange-config-listener.h: Added the prototype for
+	exchange_config_listener_get_offline_status().
+
+	Fixes bug #311324.
+
 2005-08-03  Sarfraaz Ahmed <asarfraaz@novell.com>
 
 	* exchange-folder.c : Fixed a build break. A typo.
diff --git a/plugins/exchange-operations/exchange-config-listener.c b/plugins/exchange-operations/exchange-config-listener.c
index 5b4cb2a86c..006a5521c6 100644
--- a/plugins/exchange-operations/exchange-config-listener.c
+++ b/plugins/exchange-operations/exchange-config-listener.c
@@ -839,6 +839,31 @@ idle_construct (gpointer data)
 	return FALSE;
 }
 
+ExchangeConfigListenerStatus
+exchange_config_listener_get_offline_status (ExchangeConfigListener *excl,
+					     gint *mode)
+{
+	ExchangeConfigListenerPrivate *priv;
+	GConfValue *value;
+	ExchangeConfigListenerStatus status = CONFIG_LISTENER_STATUS_OK;
+	gboolean offline = FALSE;
+
+	g_return_val_if_fail (excl != NULL, CONFIG_LISTENER_STATUS_NOT_FOUND);
+
+	priv = excl->priv;
+	value = gconf_client_get (priv->gconf,
+					"/apps/evolution/shell/start_offline", NULL);
+	if (value)
+		offline = gconf_value_get_bool (value);
+
+	if (offline)
+		*mode = OFFLINE_MODE;
+	else
+		*mode = ONLINE_MODE;
+
+	return status;
+
+}	
 /**
  * exchange_config_listener_new:
  *
diff --git a/plugins/exchange-operations/exchange-config-listener.h b/plugins/exchange-operations/exchange-config-listener.h
index 7cc058dd05..a63c33651b 100644
--- a/plugins/exchange-operations/exchange-config-listener.h
+++ b/plugins/exchange-operations/exchange-config-listener.h
@@ -16,6 +16,11 @@ extern "C" {
 #pragma }
 #endif /* __cplusplus */
 
+typedef enum {
+	CONFIG_LISTENER_STATUS_OK,
+	CONFIG_LISTENER_STATUS_NOT_FOUND
+} ExchangeConfigListenerStatus;
+
 #define EXCHANGE_TYPE_CONFIG_LISTENER            (exchange_config_listener_get_type ())
 #define EXCHANGE_CONFIG_LISTENER(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), EXCHANGE_TYPE_CONFIG_LISTENER, ExchangeConfigListener))
 #define EXCHANGE_CONFIG_LISTENER_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), EXCHANGE_TYPE_CONFIG_LISTENER, ExchangeConfigListenerClass))
@@ -50,6 +55,7 @@ GSList                 *exchange_config_listener_get_accounts (ExchangeConfigLis
 
 void 			add_folder_esource (ExchangeAccount *account, FolderType folder_type, const char *folder_name, const char *physical_uri);
 void 			remove_folder_esource (ExchangeAccount *account, FolderType folder_type, const char *physical_uri);
+ExchangeConfigListenerStatus exchange_config_listener_get_offline_status (ExchangeConfigListener *excl, gint *mode);
 
 #ifdef __cplusplus
 }
diff --git a/plugins/exchange-operations/exchange-folder.c b/plugins/exchange-operations/exchange-folder.c
index 0419744f59..d3e8639af0 100644
--- a/plugins/exchange-operations/exchange-folder.c
+++ b/plugins/exchange-operations/exchange-folder.c
@@ -305,12 +305,29 @@ org_gnome_exchange_folder_ab_unsubscribe (EPopup *ep, EPopupItem *p, void *data)
 	gchar *title = NULL;
 	gchar *displayed_folder_name = NULL;
 	gint response;
+	gint mode;
+	ExchangeConfigListenerStatus status;
 
 	account = exchange_operations_get_exchange_account ();
 
 	if (!account)
 		return;
 
+	status = exchange_is_offline (&mode);
+
+	if (status != CONFIG_LISTENER_STATUS_OK) {
+		g_warning ("Config listener not found");
+		return;
+	} else if (mode == OFFLINE_MODE) {
+		g_warning ("Unsubscribe to Other User's Folder is not allowed in Offline mode\n");
+		/* FIXME:
+		   I think throwing an error dialog is not allowed
+		   because of UI freeze.
+		   e_error_run (NULL, ERROR_DOMAIN ":folder-offline-error", NULL);
+		*/
+		return;
+	}	
+
 	source = e_source_selector_peek_primary_selection (E_SOURCE_SELECTOR (target->selector));
 	displayed_folder_name = (gchar *) e_source_peek_name (source);
 	dialog = gtk_message_dialog_new (NULL,
@@ -348,12 +365,29 @@ org_gnome_exchange_folder_unsubscribe (EPopup *ep, EPopupItem *p, void *data)
 	gchar *title = NULL;
 	gchar *displayed_folder_name = NULL;
 	gint response;
+	gint mode;
+	ExchangeConfigListenerStatus status;
 
 	account = exchange_operations_get_exchange_account ();
 
 	if (!account)
 		return;
 
+	status = exchange_is_offline (&mode);
+
+	if (status != CONFIG_LISTENER_STATUS_OK) {
+		g_warning ("Config listener not found");
+		return;
+	} else if (mode == OFFLINE_MODE) {
+		g_warning ("Unsubscribe to Other User's Folder is not allowed in Offline mode\n");
+		/* FIXME:
+		   I think throwing an error dialog is not allowed 
+		   because of UI freeze.
+		   e_error_run (NULL, ERROR_DOMAIN ":folder-offline-error", NULL);
+		*/
+		return;
+	}	
+
 	source = e_source_selector_peek_primary_selection (E_SOURCE_SELECTOR (target->selector));
 	displayed_folder_name = (gchar *) e_source_peek_name (source);
 	dialog = gtk_message_dialog_new (NULL,
@@ -388,18 +422,32 @@ org_gnome_exchange_folder_subscription (EPlugin *ep, EMMenuTargetSelect *target)
 {
 	ExchangeAccount *account = NULL;
 	EFolder *folder = NULL;
-	ExchangeHierarchy *hier;
 	ExchangeAccountFolderResult result;
-	gchar *folder_display_name = NULL;
-	gchar *folder_type = NULL;
-	gchar *physical_uri = NULL;
 	gchar *user_email_address = NULL, *folder_name = NULL;
+	gint mode;
+	ExchangeConfigListenerStatus status;
 
 	account = exchange_operations_get_exchange_account ();
 
 	if (!account)
 		return;
 
+	status = exchange_is_offline (&mode);
+
+	if (status != CONFIG_LISTENER_STATUS_OK) {
+		g_warning ("Config listener not found");
+		return;
+	}	
+	else if (mode == OFFLINE_MODE) {
+		g_warning ("Subscribe to Other User's Folder is not allowed in Offline mode\n");
+		/* FIXME:
+		   I think throwing an error dialog is not allowed 
+		   because of UI freeze.
+		   e_error_run (NULL, ERROR_DOMAIN ":folder-offline-error", NULL);
+		*/
+		return;
+	}	
+
 	create_folder_subscription_dialog (account->account_name, &user_email_address, &folder_name);
 
 	if (user_email_address && folder_name) {
diff --git a/plugins/exchange-operations/exchange-operations.c b/plugins/exchange-operations/exchange-operations.c
index a2f004025f..9f822183c5 100644
--- a/plugins/exchange-operations/exchange-operations.c
+++ b/plugins/exchange-operations/exchange-operations.c
@@ -61,6 +61,12 @@ e_plugin_lib_enable (EPluginLib *eplib, int enable)
 	return 0;
 }
 
+ExchangeConfigListenerStatus
+exchange_is_offline (gint *mode)
+{	
+	return exchange_config_listener_get_offline_status (exchange_global_config_listener, mode);
+}	
+
 /* FIXME: See if a GLib variant of this function available */
 gboolean
 exchange_operations_tokenize_string (char **string, char *token, char delimit)
diff --git a/plugins/exchange-operations/exchange-operations.h b/plugins/exchange-operations/exchange-operations.h
index c0134aca76..35cdfca444 100644
--- a/plugins/exchange-operations/exchange-operations.h
+++ b/plugins/exchange-operations/exchange-operations.h
@@ -40,6 +40,7 @@ extern ExchangeConfigListener *exchange_global_config_listener;
 int e_plugin_lib_enable (EPluginLib *eplib, int enable);
 
 ExchangeAccount *exchange_operations_get_exchange_account (void);
+ExchangeConfigListenerStatus exchange_is_offline (gint *mode);
 
 gboolean exchange_operations_tokenize_string (char **string, char *token, char delimit);