[evolution] Bug #315317 - Add option to expunge messages on folder leave

[Milan Crha <mcrha src gnome org>]

commit ae6344a22b041577fdab9bf3866dbfe779dc1409
Author: Milan Crha <mcrha redhat com>
Date:   Tue Dec 4 19:32:25 2012 +0100

    Bug #315317 - Add option to expunge messages on folder leave

 libemail-engine/mail-ops.c               |   59 +++++++++++++++++++++++++++++-
 libemail-engine/mail-ops.h               |    1 +
 mail/e-mail-reader.c                     |    4 +-
 mail/mail-config.ui                      |    4 +-
 mail/mail-send-recv.c                    |    4 +-
 modules/mail/e-mail-shell-backend.c      |    4 +-
 modules/mail/e-mail-shell-view-private.c |    2 +-
 modules/mail/em-mailer-prefs.c           |   15 +++++---
 8 files changed, 76 insertions(+), 17 deletions(-)
---
diff --git a/libemail-engine/mail-ops.c b/libemail-engine/mail-ops.c
index d93a17b..bd4b4f9 100644
--- a/libemail-engine/mail-ops.c
+++ b/libemail-engine/mail-ops.c
@@ -1247,6 +1247,7 @@ struct _sync_folder_msg {
 	MailMsg base;
 
 	CamelFolder *folder;
+	gboolean test_for_expunge;
 	void (*done) (CamelFolder *folder, gpointer data);
 	gpointer data;
 };
@@ -1264,8 +1265,60 @@ sync_folder_exec (struct _sync_folder_msg *m,
                   GCancellable *cancellable,
                   GError **error)
 {
-	camel_folder_synchronize_sync (
-		m->folder, FALSE, cancellable, error);
+	gboolean expunge = FALSE;
+
+	if (m->test_for_expunge) {
+		GSettings *settings;
+		gboolean delete_junk;
+
+		settings = g_settings_new ("org.gnome.evolution.mail");
+
+		expunge = g_settings_get_boolean (settings, "trash-empty-on-exit") &&
+			  g_settings_get_int (settings, "trash-empty-on-exit-days") == -1;
+		delete_junk = g_settings_get_boolean (settings, "junk-empty-on-exit") &&
+			      g_settings_get_int (settings, "junk-empty-on-exit-days") == -1;
+
+		g_object_unref (settings);
+
+		/* delete junk first, if requested */
+		if (delete_junk) {
+			CamelStore *store;
+			CamelFolder *folder;
+
+			store = camel_folder_get_parent_store (m->folder);
+			folder = camel_store_get_junk_folder_sync (store, cancellable, error);
+			if (folder != NULL) {
+				GPtrArray *uids;
+				guint32 flags;
+				guint32 mask;
+				guint ii;
+
+				uids = camel_folder_get_uids (folder);
+				flags = mask = CAMEL_MESSAGE_DELETED | CAMEL_MESSAGE_SEEN;
+
+				camel_folder_freeze (folder);
+
+				for (ii = 0; ii < uids->len && !g_cancellable_is_cancelled (cancellable); ii++) {
+					const gchar *uid = uids->pdata[ii];
+					camel_folder_set_message_flags (folder, uid, flags, mask);
+				}
+
+				camel_folder_thaw (folder);
+				camel_folder_free_uids (folder, uids);
+
+				g_object_unref (folder);
+
+				if (g_cancellable_set_error_if_cancelled (cancellable, error))
+					return;
+			}
+
+			/* error should be set already, from the get_junk_folder_sync() call */
+			if (g_cancellable_is_cancelled (cancellable))
+				return;
+		}
+	}
+
+	camel_folder_synchronize_sync (m->folder, expunge, cancellable, error);
 }
 
 static void
@@ -1292,6 +1345,7 @@ static MailMsgInfo sync_folder_info = {
 
 void
 mail_sync_folder (CamelFolder *folder,
+		  gboolean test_for_expunge,
                   void (*done) (CamelFolder *folder,
                                 gpointer data),
                   gpointer data)
@@ -1300,6 +1354,7 @@ mail_sync_folder (CamelFolder *folder,
 
 	m = mail_msg_new (&sync_folder_info);
 	m->folder = g_object_ref (folder);
+	m->test_for_expunge = test_for_expunge;
 	m->data = data;
 	m->done = done;
 
diff --git a/libemail-engine/mail-ops.h b/libemail-engine/mail-ops.h
index 18eca75..42f3118 100644
--- a/libemail-engine/mail-ops.h
+++ b/libemail-engine/mail-ops.h
@@ -40,6 +40,7 @@ void		mail_transfer_messages		(EMailSession *session,
 						 gpointer data);
 
 void mail_sync_folder (CamelFolder *folder,
+		       gboolean test_for_expunge,
 		       void (*done) (CamelFolder *folder, gpointer data), gpointer data);
 
 void mail_sync_store (CamelStore *store, gint expunge,
diff --git a/mail/e-mail-reader.c b/mail/e-mail-reader.c
index cc96053..923b3d4 100644
--- a/mail/e-mail-reader.c
+++ b/mail/e-mail-reader.c
@@ -3076,7 +3076,7 @@ mail_reader_set_folder (EMailReader *reader,
 		(CAMEL_IS_VEE_FOLDER (previous_folder) ||
 		e_shell_get_online (shell));
 	if (sync_folder)
-		mail_sync_folder (previous_folder, NULL, NULL);
+		mail_sync_folder (previous_folder, TRUE, NULL, NULL);
 
 	/* Skip the rest if we're already viewing the folder. */
 	if (folder == previous_folder)
@@ -3094,7 +3094,7 @@ mail_reader_set_folder (EMailReader *reader,
 	/* this is to make sure any post-poned changes in Search Folders
 	 * will be propagated on folder selection */
 	if (folder && CAMEL_IS_VEE_FOLDER (folder))
-		mail_sync_folder (folder, NULL, NULL);
+		mail_sync_folder (folder, FALSE, NULL, NULL);
 
 	message_list_set_folder (
 		MESSAGE_LIST (message_list), folder, outgoing);
diff --git a/mail/mail-config.ui b/mail/mail-config.ui
index cef8453..162cdd4 100644
--- a/mail/mail-config.ui
+++ b/mail/mail-config.ui
@@ -2047,7 +2047,7 @@
                         <property name="spacing">4</property>
                         <child>
                           <object class="GtkCheckButton" id="chkEmptyTrashOnExit">
-                            <property name="label" translatable="yes">Empty trash folders on e_xit</property>
+                            <property name="label" translatable="yes">Empty _trash folders</property>
                             <property name="visible">True</property>
                             <property name="can_focus">True</property>
                             <property name="receives_default">False</property>
@@ -2766,7 +2766,7 @@
                             <property name="spacing">4</property>
                             <child>
                               <object class="GtkCheckButton" id="junk_empty_check">
-                                <property name="label" translatable="yes">Delete junk messages on e_xit</property>
+                                <property name="label" translatable="yes">_Delete junk messages</property>
                                 <property name="visible">True</property>
                                 <property name="can_focus">True</property>
                                 <property name="receives_default">False</property>
diff --git a/mail/mail-send-recv.c b/mail/mail-send-recv.c
index 3118bf7..e500115 100644
--- a/mail/mail-send-recv.c
+++ b/mail/mail-send-recv.c
@@ -144,7 +144,7 @@ static void
 free_folder_info (struct _folder_info *info)
 {
 	/*camel_folder_thaw (info->folder);	*/
-	mail_sync_folder (info->folder, NULL, NULL);
+	mail_sync_folder (info->folder, FALSE, NULL, NULL);
 	g_object_unref (info->folder);
 	g_free (info->uri);
 	g_free (info);
@@ -215,7 +215,7 @@ free_send_data (void)
 	g_return_if_fail (g_hash_table_size (data->active) == 0);
 
 	if (data->inbox) {
-		mail_sync_folder (data->inbox, NULL, NULL);
+		mail_sync_folder (data->inbox, FALSE, NULL, NULL);
 		/*camel_folder_thaw (data->inbox);		*/
 		g_object_unref (data->inbox);
 	}
diff --git a/modules/mail/e-mail-shell-backend.c b/modules/mail/e-mail-shell-backend.c
index 7db1b13..c05e851 100644
--- a/modules/mail/e-mail-shell-backend.c
+++ b/modules/mail/e-mail-shell-backend.c
@@ -663,7 +663,7 @@ mail_shell_backend_delete_junk_policy_decision (EMailBackend *backend)
 		empty_date = g_settings_get_int (settings, "junk-empty-date");
 	}
 
-	delete_junk &= (empty_days == 0) || (empty_date + empty_days <= now);
+	delete_junk = delete_junk && ((empty_days == 0) || (empty_days > 0 && empty_date + empty_days <= now));
 
 	if (delete_junk) {
 		g_settings_set_int (settings, "junk-empty-date", now);
@@ -704,7 +704,7 @@ mail_shell_backend_empty_trash_policy_decision (EMailBackend *backend)
 		empty_date = g_settings_get_int (settings, "trash-empty-date");
 	}
 
-	empty_trash &= (empty_days == 0) || (empty_date + empty_days <= now);
+	empty_trash = empty_trash && ((empty_days == 0) || (empty_days > 0 && empty_date + empty_days <= now));
 
 	if (empty_trash) {
 		g_settings_set_int (settings, "trash-empty-date", now);
diff --git a/modules/mail/e-mail-shell-view-private.c b/modules/mail/e-mail-shell-view-private.c
index 6bdbcb3..9752461 100644
--- a/modules/mail/e-mail-shell-view-private.c
+++ b/modules/mail/e-mail-shell-view-private.c
@@ -532,7 +532,7 @@ mail_shell_view_prepare_for_quit_cb (EMailShellView *mail_shell_view,
 		return;
 
 	mail_sync_folder (
-		folder,
+		folder, TRUE,
 		mail_shell_view_prepare_for_quit_done_cb,
 		g_object_ref (activity));
 }
diff --git a/modules/mail/em-mailer-prefs.c b/modules/mail/em-mailer-prefs.c
index 4720470..0dd3d38 100644
--- a/modules/mail/em-mailer-prefs.c
+++ b/modules/mail/em-mailer-prefs.c
@@ -83,10 +83,11 @@ static const struct {
 	const gchar *label;
 	gint days;
 } empty_trash_frequency[] = {
-	{ N_("Every time"), 0 },
-	{ N_("Once per day"), 1 },
-	{ N_("Once per week"), 7 },
-	{ N_("Once per month"), 30 },
+	{ N_("On exit, every time"), 0 },
+	{ N_("On exit, once per day"), 1 },
+	{ N_("On exit, once per week"), 7 },
+	{ N_("On exit, once per month"), 30 },
+	{ N_("Immediately, on folder leave"), -1 }
 };
 
 G_DEFINE_TYPE (
@@ -623,7 +624,8 @@ emmp_empty_trash_init (EMMailerPrefs *prefs,
 	gtk_list_store_clear (store);
 
 	for (ii = 0; ii < G_N_ELEMENTS (empty_trash_frequency); ii++) {
-		if (days >= empty_trash_frequency[ii].days)
+		if (days == empty_trash_frequency[ii].days ||
+		    (empty_trash_frequency[ii].days != -1 && days > empty_trash_frequency[ii].days))
 			hist = ii;
 
 		gtk_list_store_append (store, &iter);
@@ -672,7 +674,8 @@ emmp_empty_junk_init (EMMailerPrefs *prefs,
 	gtk_list_store_clear (store);
 
 	for (ii = 0; ii < G_N_ELEMENTS (empty_trash_frequency); ii++) {
-		if (days >= empty_trash_frequency[ii].days)
+		if (days == empty_trash_frequency[ii].days ||
+		    (empty_trash_frequency[ii].days != -1 && days >= empty_trash_frequency[ii].days))
 			hist = ii;
 
 		gtk_list_store_append (store, &iter);