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authorMatthew Barnes <mbarnes@redhat.com>2009-12-16 11:00:45 +0800
committerMatthew Barnes <mbarnes@redhat.com>2009-12-16 11:27:43 +0800
commit0eb2649bdeca7908c0d399321a21ffe189e4b8f6 (patch)
treebbfa0283421982f41773fa518747c2bb0be7177b /modules/mail
parent5e8c5475cb08ae9a9b33e1916faa6d420572a68c (diff)
downloadgsoc2013-evolution-0eb2649bdeca7908c0d399321a21ffe189e4b8f6.tar.gz
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Introduce EMailBackend into libevolution-mail.
EMailBackend is an abstract subclass of EShellBackend that handles online and offline modes and application shutdown. Placing this in the shared mail library allows Anjal to reuse it. Evolution's mail module further extends this class as EMailShellBackend.
Diffstat (limited to 'modules/mail')
-rw-r--r--modules/mail/e-mail-shell-backend.c513
-rw-r--r--modules/mail/e-mail-shell-backend.h6
2 files changed, 158 insertions, 361 deletions
diff --git a/modules/mail/e-mail-shell-backend.c b/modules/mail/e-mail-shell-backend.c
index 47e00b7591..b166084f5d 100644
--- a/modules/mail/e-mail-shell-backend.c
+++ b/modules/mail/e-mail-shell-backend.c
@@ -29,7 +29,6 @@
#include "e-util/e-account-utils.h"
#include "e-util/e-binding.h"
-#include "e-util/e-alert-dialog.h"
#include "e-util/e-import.h"
#include "e-util/e-util.h"
#include "shell/e-shell.h"
@@ -42,8 +41,6 @@
#include "e-mail-shell-view.h"
#include "e-mail-browser.h"
-#include "e-mail-local.h"
-#include "e-mail-migrate.h"
#include "e-mail-reader.h"
#include "e-mail-store.h"
#include "em-account-editor.h"
@@ -71,18 +68,15 @@
((obj), E_TYPE_MAIL_SHELL_BACKEND, EMailShellBackendPrivate))
#define BACKEND_NAME "mail"
-#define QUIT_POLL_INTERVAL 1 /* seconds */
struct _EMailShellBackendPrivate {
gint mail_sync_in_progress;
- guint mail_sync_timeout_source_id;
+ guint mail_sync_source_id;
};
static gpointer parent_class;
static GType mail_shell_backend_type;
-extern gint camel_application_is_exiting;
-
static void
mail_shell_backend_init_importers (void)
{
@@ -103,7 +97,7 @@ mail_shell_backend_init_importers (void)
static void
mail_shell_backend_mail_icon_cb (EShellWindow *shell_window,
- const gchar *icon_name)
+ const gchar *icon_name)
{
GtkAction *action;
@@ -249,25 +243,29 @@ static void
mail_shell_backend_sync_store_cb (CamelStore *store,
EMailShellBackend *mail_shell_backend)
{
- if (!camel_application_is_exiting) {
- mail_shell_backend->priv->mail_sync_in_progress++;
- mail_sync_store (
- store, FALSE,
- mail_shell_backend_sync_store_done_cb,
- mail_shell_backend);
- }
+ mail_shell_backend->priv->mail_sync_in_progress++;
+
+ mail_sync_store (
+ store, FALSE,
+ mail_shell_backend_sync_store_done_cb,
+ mail_shell_backend);
}
static gboolean
mail_shell_backend_mail_sync (EMailShellBackend *mail_shell_backend)
{
- if (camel_application_is_exiting)
- return FALSE;
+ EShell *shell;
+ EShellBackend *shell_backend;
- if (mail_shell_backend->priv->mail_sync_in_progress)
+ shell_backend = E_SHELL_BACKEND (mail_shell_backend);
+ shell = e_shell_backend_get_shell (shell_backend);
+
+ /* Obviously we can only sync in online mode. */
+ if (!e_shell_get_online (shell))
goto exit;
- if (session == NULL || !camel_session_is_online (session))
+ /* If a sync is still in progress, skip this round. */
+ if (mail_shell_backend->priv->mail_sync_in_progress)
goto exit;
e_mail_store_foreach (
@@ -275,18 +273,7 @@ mail_shell_backend_mail_sync (EMailShellBackend *mail_shell_backend)
mail_shell_backend);
exit:
- return !camel_application_is_exiting;
-}
-
-static void
-mail_shell_backend_notify_online_cb (EShell *shell,
- GParamSpec *pspec,
- EShellBackend *shell_backend)
-{
- gboolean online;
-
- online = e_shell_get_online (shell);
- camel_session_set_online (session, online);
+ return TRUE;
}
static void
@@ -385,309 +372,26 @@ mail_shell_backend_handle_uri_cb (EShell *shell,
return handled;
}
-/* Helper for mail_shell_backend_prepare_for_[off|on]line_cb() */
-static void
-mail_shell_store_line_transition_done_cb (CamelStore *store,
- gpointer user_data)
-{
- EActivity *activity = user_data;
-
- g_object_unref (activity);
-}
-
-/* Helper for mail_shell_backend_prepare_for_offline_cb() */
-static void
-mail_shell_store_prepare_for_offline_cb (CamelService *service,
- gpointer unused,
- EActivity *activity)
-{
- if (CAMEL_IS_DISCO_STORE (service) || CAMEL_IS_OFFLINE_STORE (service))
- mail_store_set_offline (
- CAMEL_STORE (service), TRUE,
- mail_shell_store_line_transition_done_cb,
- g_object_ref (activity));
-}
-
-static void
-mail_shell_backend_prepare_for_offline_cb (EShell *shell,
- EActivity *activity,
- EMailShellBackend *mail_shell_backend)
-{
- gboolean synchronize = FALSE;
-
- if (e_shell_get_network_available (shell))
- synchronize = em_utils_prompt_user (
- e_shell_get_active_window (shell), NULL,
- "mail:ask-quick-offline", NULL);
-
- if (!synchronize) {
- mail_cancel_all ();
- camel_session_set_network_state (session, FALSE);
- }
-
- e_mail_store_foreach (
- (GHFunc) mail_shell_store_prepare_for_offline_cb, activity);
-}
-
-/* Helper for mail_shell_backend_prepare_for_online_cb() */
-static void
-mail_shell_store_prepare_for_online_cb (CamelService *service,
- gpointer unused,
- EActivity *activity)
-{
- if (CAMEL_IS_DISCO_STORE (service) || CAMEL_IS_OFFLINE_STORE (service))
- mail_store_set_offline (
- CAMEL_STORE (service), FALSE,
- mail_shell_store_line_transition_done_cb,
- g_object_ref (activity));
-}
-
-static void
-mail_shell_backend_prepare_for_online_cb (EShell *shell,
- EActivity *activity,
- EMailShellBackend *mail_shell_backend)
-{
- camel_session_set_online (session, TRUE);
-
- e_mail_store_foreach (
- (GHFunc) mail_shell_store_prepare_for_online_cb, activity);
-}
-
-/* Helper for mail_shell_backend_prepare_for_quit_cb() */
-static void
-mail_shell_backend_empty_junk (CamelStore *store,
- gpointer opaque_store_info,
- EMailShellBackend *mail_shell_backend)
-{
- CamelFolder *folder;
- GPtrArray *uids;
- guint32 flags;
- guint32 mask;
- guint ii;
-
- folder = camel_store_get_junk (store, NULL);
- if (folder == NULL)
- return;
-
- uids = camel_folder_get_uids (folder);
- flags = mask = CAMEL_MESSAGE_DELETED | CAMEL_MESSAGE_SEEN;
-
- camel_folder_freeze (folder);
-
- for (ii = 0; ii < uids->len; 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);
-}
-
-/* Helper for mail_shell_backend_final_sync() */
-static void
-mail_shell_backend_final_sync_done_cb (CamelStore *store,
- gpointer user_data)
-{
- g_object_unref (E_ACTIVITY (user_data));
-}
-
-/* Helper for mail_shell_backend_prepare_for_quit_cb() */
-static void
-mail_shell_backend_final_sync (CamelStore *store,
- gpointer opaque_store_info,
- gpointer user_data)
-{
- struct {
- EActivity *activity;
- gboolean empty_trash;
- } *sync_data = user_data;
-
- /* Reffing the activity delays quitting; the reference count
- * acts like a counting semaphore. */
- mail_sync_store (
- store, sync_data->empty_trash,
- mail_shell_backend_final_sync_done_cb,
- g_object_ref (sync_data->activity));
-}
-
-/* Helper for mail_shell_backend_prepare_for_quit_cb() */
-static gboolean
-mail_shell_backend_poll_to_quit (EActivity *activity)
-{
- return mail_msg_active ((guint) -1);
-}
-
-/* Helper for mail_shell_backend_prepare_for_quit_cb() */
-static void
-mail_shell_backend_ready_to_quit (EActivity *activity)
-{
- mail_session_shutdown ();
- g_object_unref (activity);
- emu_free_mail_cache ();
-}
-
static void
mail_shell_backend_prepare_for_quit_cb (EShell *shell,
EActivity *activity,
- EMailShellBackend *mail_shell_backend)
+ EShellBackend *shell_backend)
{
- EShellSettings *shell_settings;
- EAccountList *account_list;
- GConfClient *client;
- const gchar *key;
- gboolean empty_junk;
- gboolean empty_trash;
- gint empty_date;
- gint empty_days;
- gint now;
- GError *error = NULL;
-
- struct {
- EActivity *activity;
- gboolean empty_trash;
- } sync_data;
-
- client = e_shell_get_gconf_client (shell);
- shell_settings = e_shell_get_shell_settings (shell);
-
- camel_application_is_exiting = TRUE;
- now = time (NULL) / 60 / 60 / 24;
-
- account_list = e_get_account_list ();
- e_account_list_prune_proxies (account_list);
-
- mail_vfolder_shutdown ();
-
- empty_junk = e_shell_settings_get_boolean (
- shell_settings, "mail-empty-junk-on-exit");
-
- empty_trash = e_shell_settings_get_boolean (
- shell_settings, "mail-empty-trash-on-exit");
-
- /* XXX No EShellSettings properties for these keys. */
-
- empty_date = empty_days = 0;
-
- if (empty_junk) {
- key = "/apps/evolution/mail/junk/empty_on_exit_days";
- empty_days = gconf_client_get_int (client, key, &error);
- if (error != NULL) {
- g_warning ("%s", error->message);
- g_clear_error (&error);
- empty_trash = FALSE;
- }
- }
-
- if (empty_junk) {
- key = "/apps/evolution/mail/junk/empty_date";
- empty_date = gconf_client_get_int (client, key, &error);
- if (error != NULL) {
- g_warning ("%s", error->message);
- g_clear_error (&error);
- empty_trash = FALSE;
- }
- }
-
- empty_junk &= (empty_days = 0) || (empty_date + empty_days <= now);
-
- if (empty_junk) {
- e_mail_store_foreach (
- (GHFunc) mail_shell_backend_empty_junk,
- mail_shell_backend);
-
- key = "/apps/evolution/mail/junk/empty_date";
- gconf_client_set_int (client, key, now, NULL);
- }
-
- empty_date = empty_days = 0;
-
- if (empty_trash) {
- key = "/apps/evolution/mail/trash/empty_on_exit_days";
- empty_days = gconf_client_get_int (client, key, &error);
- if (error != NULL) {
- g_warning ("%s", error->message);
- g_clear_error (&error);
- empty_trash = FALSE;
- }
- }
-
- if (empty_trash) {
- key = "/apps/evolution/mail/trash/empty_date";
- empty_date = gconf_client_get_int (client, key, &error);
- if (error != NULL) {
- g_warning ("%s", error->message);
- g_clear_error (&error);
- empty_trash = FALSE;
- }
- }
-
- empty_trash &= (empty_days == 0) || (empty_date + empty_days <= now);
-
- sync_data.activity = activity;
- sync_data.empty_trash = empty_trash;
+ EMailShellBackendPrivate *priv;
- e_mail_store_foreach (
- (GHFunc) mail_shell_backend_final_sync, &sync_data);
+ priv = E_MAIL_SHELL_BACKEND_GET_PRIVATE (shell_backend);
- if (empty_trash) {
- key = "/apps/evolution/mail/trash/empty_date";
- gconf_client_set_int (client, key, now, NULL);
+ /* Prevent a sync from starting while trying to shutdown. */
+ if (priv->mail_sync_source_id > 0) {
+ g_source_remove (priv->mail_sync_source_id);
+ priv->mail_sync_source_id = 0;
}
-
- /* Cancel all activities. */
- mail_cancel_all ();
-
- /* Now we poll until all activities are actually cancelled.
- * Reffing the activity delays quitting; the reference count
- * acts like a counting semaphore. */
- if (mail_msg_active ((guint) -1))
- g_timeout_add_seconds_full (
- G_PRIORITY_DEFAULT, QUIT_POLL_INTERVAL,
- (GSourceFunc) mail_shell_backend_poll_to_quit,
- g_object_ref (activity),
- (GDestroyNotify) mail_shell_backend_ready_to_quit);
- else
- mail_shell_backend_ready_to_quit (g_object_ref (activity));
-}
-
-static void
-mail_shell_backend_quit_requested_cb (EShell *shell,
- EShellBackend *shell_backend)
-{
- CamelFolder *folder;
- guint32 unsent;
- gint response;
-
- /* We can quit immediately if offline. */
- if (!camel_session_is_online (session))
- return;
-
- /* Check Outbox for any unsent messages. */
-
- folder = e_mail_local_get_folder (E_MAIL_FOLDER_OUTBOX);
- if (folder == NULL)
- return;
-
- if (camel_object_get (
- folder, NULL, CAMEL_FOLDER_VISIBLE, &unsent, 0) != 0)
- return;
-
- if (unsent == 0)
- return;
-
- response = e_alert_run_dialog_for_args (e_shell_get_active_window (shell), "mail:exit-unsaved", NULL);
-
- if (response == GTK_RESPONSE_YES)
- return;
-
- e_shell_cancel_quit (shell);
}
static void
mail_shell_backend_send_receive_cb (EShell *shell,
- GtkWindow *parent,
- EShellBackend *shell_backend)
+ GtkWindow *parent,
+ EShellBackend *shell_backend)
{
em_utils_clear_get_password_canceled_accounts_flag ();
mail_send_receive (parent);
@@ -695,7 +399,7 @@ mail_shell_backend_send_receive_cb (EShell *shell,
static void
mail_shell_backend_window_weak_notify_cb (EShell *shell,
- GObject *where_the_object_was)
+ GObject *where_the_object_was)
{
g_signal_handlers_disconnect_by_func (
shell, mail_shell_backend_mail_icon_cb,
@@ -704,8 +408,8 @@ mail_shell_backend_window_weak_notify_cb (EShell *shell,
static void
mail_shell_backend_window_created_cb (EShell *shell,
- GtkWindow *window,
- EShellBackend *shell_backend)
+ GtkWindow *window,
+ EShellBackend *shell_backend)
{
EShellSettings *shell_settings;
static gboolean first_time = TRUE;
@@ -838,15 +542,14 @@ mail_shell_backend_constructed (GObject *object)
EMailShellBackendPrivate *priv;
EShell *shell;
EShellBackend *shell_backend;
- const gchar *data_dir;
priv = E_MAIL_SHELL_BACKEND_GET_PRIVATE (object);
shell_backend = E_SHELL_BACKEND (object);
shell = e_shell_backend_get_shell (shell_backend);
- /* This also initializes Camel, so it needs to happen early. */
- mail_session_init (shell_backend);
+ /* Chain up to parent's constructed() method. */
+ G_OBJECT_CLASS (parent_class)->constructed (object);
/* Register format types for EMFormatHook. */
em_format_hook_register_type (em_format_get_type ());
@@ -859,36 +562,16 @@ mail_shell_backend_constructed (GObject *object)
mail_shell_backend_init_importers ();
g_signal_connect (
- shell, "notify::online",
- G_CALLBACK (mail_shell_backend_notify_online_cb),
- shell_backend);
-
- g_signal_connect (
shell, "handle-uri",
G_CALLBACK (mail_shell_backend_handle_uri_cb),
shell_backend);
g_signal_connect (
- shell, "prepare-for-offline",
- G_CALLBACK (mail_shell_backend_prepare_for_offline_cb),
- shell_backend);
-
- g_signal_connect (
- shell, "prepare-for-online",
- G_CALLBACK (mail_shell_backend_prepare_for_online_cb),
- shell_backend);
-
- g_signal_connect (
shell, "prepare-for-quit",
G_CALLBACK (mail_shell_backend_prepare_for_quit_cb),
shell_backend);
g_signal_connect (
- shell, "quit-requested",
- G_CALLBACK (mail_shell_backend_quit_requested_cb),
- shell_backend);
-
- g_signal_connect (
shell, "send-receive",
G_CALLBACK (mail_shell_backend_send_receive_cb),
shell_backend);
@@ -910,12 +593,6 @@ mail_shell_backend_constructed (GObject *object)
mail_folder_cache_get_default (), "folder-changed",
G_CALLBACK (folder_changed_cb), shell);
- mail_config_init ();
- mail_msg_init ();
-
- data_dir = e_shell_backend_get_data_dir (shell_backend);
- e_mail_store_init (data_dir);
-
e_mail_shell_settings_init (shell);
/* Initialize preferences after the main loop starts so
@@ -947,17 +624,132 @@ mail_shell_backend_start (EShellBackend *shell_backend)
mail_autoreceive_init (shell_backend, session);
if (g_getenv ("CAMEL_FLUSH_CHANGES") != NULL)
- priv->mail_sync_timeout_source_id = g_timeout_add_seconds (
+ priv->mail_sync_source_id = g_timeout_add_seconds (
mail_config_get_sync_timeout (),
(GSourceFunc) mail_shell_backend_mail_sync,
shell_backend);
}
+static gboolean
+mail_shell_backend_delete_junk_policy_decision (EMailBackend *backend)
+{
+ EShell *shell;
+ EShellSettings *shell_settings;
+ GConfClient *client;
+ const gchar *key;
+ gboolean delete_junk;
+ gint empty_date;
+ gint empty_days;
+ gint now;
+ GError *error = NULL;
+
+ shell = e_shell_backend_get_shell (E_SHELL_BACKEND (backend));
+
+ client = e_shell_get_gconf_client (shell);
+ shell_settings = e_shell_get_shell_settings (shell);
+
+ now = time (NULL) / 60 / 60 / 24;
+
+ delete_junk = e_shell_settings_get_boolean (
+ shell_settings, "mail-empty-junk-on-exit");
+
+ /* XXX No EShellSettings properties for these keys. */
+
+ empty_date = empty_days = 0;
+
+ if (delete_junk) {
+ key = "/apps/evolution/mail/junk/empty_on_exit_days";
+ empty_days = gconf_client_get_int (client, key, &error);
+ if (error != NULL) {
+ g_warning ("%s", error->message);
+ g_error_free (error);
+ return FALSE;
+ }
+ }
+
+ if (delete_junk) {
+ key = "/apps/evolution/mail/junk/empty_date";
+ empty_date = gconf_client_get_int (client, key, &error);
+ if (error != NULL) {
+ g_warning ("%s", error->message);
+ g_error_free (error);
+ return FALSE;
+ }
+ }
+
+ delete_junk &= (empty_days == 0) || (empty_date + empty_days <= now);
+
+ if (delete_junk) {
+ key = "/apps/evolution/mail/junk/empty_date";
+ gconf_client_set_int (client, key, now, NULL);
+ }
+
+ return delete_junk;
+}
+
+static gboolean
+mail_shell_backend_empty_trash_policy_decision (EMailBackend *backend)
+{
+ EShell *shell;
+ EShellSettings *shell_settings;
+ GConfClient *client;
+ const gchar *key;
+ gboolean empty_trash;
+ gint empty_date;
+ gint empty_days;
+ gint now;
+ GError *error = NULL;
+
+ shell = e_shell_backend_get_shell (E_SHELL_BACKEND (backend));
+
+ client = e_shell_get_gconf_client (shell);
+ shell_settings = e_shell_get_shell_settings (shell);
+
+ now = time (NULL) / 60 / 60 / 24;
+
+ empty_trash = e_shell_settings_get_boolean (
+ shell_settings, "mail-empty-trash-on-exit");
+
+ /* XXX No EShellSettings properties for these keys. */
+
+ empty_date = empty_days = 0;
+
+ if (empty_trash) {
+ key = "/apps/evolution/mail/trash/empty_on_exit_days";
+ empty_days = gconf_client_get_int (client, key, &error);
+ if (error != NULL) {
+ g_warning ("%s", error->message);
+ g_error_free (error);
+ return FALSE;
+ }
+ }
+
+ if (empty_trash) {
+ key = "/apps/evolution/mail/trash/empty_date";
+ empty_date = gconf_client_get_int (client, key, &error);
+ if (error != NULL) {
+ g_warning ("%s", error->message);
+ g_error_free (error);
+ return FALSE;
+ }
+ }
+
+ empty_trash &= (empty_days == 0) || (empty_date + empty_days <= now);
+
+ if (empty_trash) {
+ key = "/apps/evolution/mail/trash/empty_date";
+ gconf_client_set_int (client, key, now, NULL);
+ }
+
+ return empty_trash;
+}
+
static void
mail_shell_backend_class_init (EMailShellBackendClass *class)
{
GObjectClass *object_class;
EShellBackendClass *shell_backend_class;
+ EMailBackendClass *mail_backend_class;
parent_class = g_type_class_peek_parent (class);
g_type_class_add_private (class, sizeof (EMailShellBackendPrivate));
@@ -973,7 +765,12 @@ mail_shell_backend_class_init (EMailShellBackendClass *class)
shell_backend_class->sort_order = 200;
shell_backend_class->preferences_page = "mail-accounts";
shell_backend_class->start = mail_shell_backend_start;
- shell_backend_class->migrate = e_mail_migrate;
+
+ mail_backend_class = E_MAIL_BACKEND_CLASS (class);
+ mail_backend_class->delete_junk_policy_decision =
+ mail_shell_backend_delete_junk_policy_decision;
+ mail_backend_class->empty_trash_policy_decision =
+ mail_shell_backend_empty_trash_policy_decision;
}
static void
@@ -1006,7 +803,7 @@ e_mail_shell_backend_register_type (GTypeModule *type_module)
};
mail_shell_backend_type = g_type_module_register_type (
- type_module, E_TYPE_SHELL_BACKEND,
+ type_module, E_TYPE_MAIL_BACKEND,
"EMailShellBackend", &type_info, 0);
}
diff --git a/modules/mail/e-mail-shell-backend.h b/modules/mail/e-mail-shell-backend.h
index 73ef10e75b..36f4064e68 100644
--- a/modules/mail/e-mail-shell-backend.h
+++ b/modules/mail/e-mail-shell-backend.h
@@ -22,7 +22,7 @@
#ifndef E_MAIL_SHELL_BACKEND_H
#define E_MAIL_SHELL_BACKEND_H
-#include <shell/e-shell-backend.h>
+#include <mail/e-mail-backend.h>
#include <camel/camel-folder.h>
#include <camel/camel-store.h>
@@ -55,12 +55,12 @@ typedef struct _EMailShellBackendClass EMailShellBackendClass;
typedef struct _EMailShellBackendPrivate EMailShellBackendPrivate;
struct _EMailShellBackend {
- EShellBackend parent;
+ EMailBackend parent;
EMailShellBackendPrivate *priv;
};
struct _EMailShellBackendClass {
- EShellBackendClass parent_class;
+ EMailBackendClass parent_class;
};
GType e_mail_shell_backend_get_type (void);