[evolution/account-mgmt: 41/48] Adapt mail-to-task plugin to the new ESource API.

[Matthew Barnes <mbarnes src gnome org>]

commit 1fe90194b61347064da43f7b5630f59e70ba6e0f
Author: Matthew Barnes <mbarnes redhat com>
Date:   Mon Mar 28 11:15:04 2011 -0400

    Adapt mail-to-task plugin to the new ESource API.

 plugins/mail-to-task/mail-to-task.c |  130 +++++++++++++++++++----------------
 1 files changed, 71 insertions(+), 59 deletions(-)
---
diff --git a/plugins/mail-to-task/mail-to-task.c b/plugins/mail-to-task/mail-to-task.c
index f028528..469aef7 100644
--- a/plugins/mail-to-task/mail-to-task.c
+++ b/plugins/mail-to-task/mail-to-task.c
@@ -35,9 +35,10 @@
 #include <gtkhtml/gtkhtml.h>
 #include <libecal/e-cal-client.h>
 #include <libecal/e-cal-component.h>
-#include <libedataserver/e-account.h>
-#include <libedataserver/e-data-server-util.h>
+#include <libecal/e-source-calendar.h>
 #include <libedataserver/e-flag.h>
+#include <libedataserver/e-data-server-util.h>
+#include <libedataserver/e-source-selectable.h>
 #include <libedataserverui/e-source-selector-dialog.h>
 #include <libedataserverui/e-client-utils.h>
 
@@ -45,7 +46,6 @@
 #include <mail/em-utils.h>
 #include <mail/em-format-html.h>
 #include <mail/message-list.h>
-#include <e-util/e-account-utils.h>
 #include <e-util/e-dialog-utils.h>
 #include <misc/e-popup-action.h>
 #include <shell/e-shell-view.h>
@@ -80,11 +80,14 @@ get_component_editor (EShell *shell,
 	ECalComponentId *id;
 	CompEditorFlags flags = 0;
 	CompEditor *editor = NULL;
+	ESourceRegistry *registry;
 
 	g_return_val_if_fail (E_IS_SHELL (shell), NULL);
 	g_return_val_if_fail (E_IS_CAL_CLIENT (client), NULL);
 	g_return_val_if_fail (E_IS_CAL_COMPONENT (comp), NULL);
 
+	registry = e_shell_get_registry (shell);
+
 	id = e_cal_component_get_id (comp);
 	g_return_val_if_fail (id != NULL, NULL);
 	g_return_val_if_fail (id->uid != NULL, NULL);
@@ -96,7 +99,7 @@ get_component_editor (EShell *shell,
 	}
 
 	if (!editor) {
-		if (itip_organizer_is_user (comp, client))
+		if (itip_organizer_is_user (registry, comp, client))
 			flags |= COMP_EDITOR_USER_ORG;
 
 		switch (e_cal_component_get_vtype (comp)) {
@@ -315,6 +318,7 @@ static gchar *
 set_organizer (ECalComponent *comp,
                CamelFolder *folder)
 {
+#if 0  /* ACCOUNT_MGMT */
 	EAccount *account = NULL;
 	const gchar *str, *name;
 	ECalComponentOrganizer organizer = {NULL, NULL, NULL, NULL};
@@ -343,6 +347,9 @@ set_organizer (ECalComponent *comp,
 	e_cal_component_set_organizer (comp, &organizer);
 
 	return res;
+#endif /* ACCOUNT_MGMT */
+
+	return NULL;
 }
 
 struct _att_async_cb_data {
@@ -1067,68 +1074,86 @@ mail_to_event (ECalClientSourceType source_type,
                gboolean with_attendees,
                EMailReader *reader)
 {
+	EShell *shell;
+	EMailBackend *backend;
+	ESourceRegistry *registry;
 	CamelFolder *folder;
 	GPtrArray *uids;
-	ESourceList *source_list = NULL;
-	gboolean done = FALSE;
-	GSList *groups, *p;
-	ESource *source = NULL, *default_source = NULL;
+	ESource *source = NULL;
+	ESource *default_source;
+	GList *list, *iter;
+	GtkWindow *parent;
+	const gchar *extension_name;
 	GError *error = NULL;
-	gint writable_sources = 0;
 
 	folder = e_mail_reader_get_folder (reader);
+	parent = e_mail_reader_get_window (reader);
 	uids = e_mail_reader_get_selected_uids (reader);
 
-	if (!e_cal_client_get_sources (&source_list, source_type, &error)) {
-		e_notice (NULL, GTK_MESSAGE_ERROR, _("Cannot get source list. %s"), error ? error->message : _("Unknown error."));
-		if (error)
-			g_error_free (error);
-		em_utils_uids_free (uids);
-		g_object_unref (folder);
-		return;
-	}
-
-	/* Ask before converting 10 or more mails to events */
+	/* Ask before converting 10 or more mails to events. */
 	if (uids->len > 10) {
-		gchar *question = g_strdup_printf (get_question_add_all_mails (source_type), uids->len);
-		if (do_ask (question, FALSE) == GTK_RESPONSE_NO) {
-			g_free (question);
-			g_object_unref (source_list);
+		gchar *question;
+		gint response;
+
+		question = g_strdup_printf (
+			get_question_add_all_mails (source_type), uids->len);
+		response = do_ask (question, FALSE);
+		g_free (question);
+
+		if (response == GTK_RESPONSE_NO) {
 			em_utils_uids_free (uids);
 			g_object_unref (folder);
 			return;
 		}
-		g_free (question);
 	}
 
-	/* Find 'Default' source. When no source is default, ask user to pick one */
-	groups = e_source_list_peek_groups (source_list);
-	for (p = groups; p != NULL && !done; p = p->next) {
-		ESourceGroup *group = E_SOURCE_GROUP (p->data);
-		GSList *sources, *q;
+	backend = e_mail_reader_get_backend (reader);
+	shell = e_shell_backend_get_shell (E_SHELL_BACKEND (backend));
+	registry = e_shell_get_registry (shell);
+
+	switch (source_type) {
+		case E_CAL_CLIENT_SOURCE_TYPE_EVENTS:
+			extension_name = E_SOURCE_EXTENSION_CALENDAR;
+			default_source = e_source_registry_get_default_calendar (registry);
+			break;
+		case E_CAL_CLIENT_SOURCE_TYPE_MEMOS:
+			extension_name = E_SOURCE_EXTENSION_MEMO_LIST;
+			default_source = e_source_registry_get_default_memo_list (registry);
+			break;
+		case E_CAL_CLIENT_SOURCE_TYPE_TASKS:
+			extension_name = E_SOURCE_EXTENSION_TASK_LIST;
+			default_source = e_source_registry_get_default_task_list (registry);
+			break;
+		default:
+			g_return_if_reached ();
+	}
+
+	list = e_source_registry_list_sources (registry, extension_name);
 
-		sources = e_source_group_peek_sources (group);
-		for (q = sources; q != NULL; q = q->next) {
-			ESource *s = E_SOURCE (q->data);
+	/* If there is only one writable source, no need to prompt the user. */
+	for (iter = list; iter != NULL; iter = g_list_next (iter)) {
+		ESource *candidate = E_SOURCE (iter->data);
+		ESourceSelectable *extension;
 
-			if (s && e_source_get_property (s, "default") && !e_source_get_readonly (s)) {
-				default_source = s;
-				done = TRUE;
+		extension = e_source_get_extension (candidate, extension_name);
+		if (e_source_selectable_get_writable_hint (extension)) {
+			if (source == NULL)
+				source = candidate;
+			else {
+				source = NULL;
 				break;
 			}
-
-			if (s && !e_source_get_readonly (s)) {
-				writable_sources++;
-				source = s;
-			}
 		}
 	}
 
-	if (!default_source && writable_sources > 1) {
+	g_list_free (list);
+
+	if (source == NULL) {
 		GtkWidget *dialog;
 
 		/* ask the user which tasks list to save to */
-		dialog = e_source_selector_dialog_new (NULL, source_list);
+		dialog = e_source_selector_dialog_new (
+			parent, registry, extension_name);
 
 		e_source_selector_dialog_select_default_source (
 			E_SOURCE_SELECTOR_DIALOG (dialog));
@@ -1136,8 +1161,6 @@ mail_to_event (ECalClientSourceType source_type,
 		if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_OK)
 			source = e_source_selector_dialog_peek_primary_selection (
 				E_SOURCE_SELECTOR_DIALOG (dialog));
-		else
-			source = NULL;
 
 		gtk_widget_destroy (dialog);
 	} else if (!source && default_source) {
@@ -1145,7 +1168,6 @@ mail_to_event (ECalClientSourceType source_type,
 	} else {
 		e_notice (NULL, GTK_MESSAGE_ERROR, _("No writable calendar is available."));
 
-		g_object_unref (source_list);
 		em_utils_uids_free (uids);
 		g_object_unref (folder);
 		if (error)
@@ -1162,21 +1184,13 @@ mail_to_event (ECalClientSourceType source_type,
 
 		client = e_cal_client_new (source, source_type, &error);
 		if (!client) {
-			gchar *uri = e_source_get_uri (source);
-
-			e_notice (NULL, GTK_MESSAGE_ERROR, "Could not create the client '%s': %s", uri, error ? error->message : "Unknown error");
-
-			g_free (uri);
-			g_object_unref (source_list);
-			em_utils_uids_free (uids);
-			g_object_unref (folder);
-			if (error)
-				g_error_free (error);
+			e_notice (
+				parent, GTK_MESSAGE_ERROR,
+				"Could not connect to '%s'",
+				e_source_get_display_name (source));
 			return;
 		}
 
-		g_signal_connect (client, "authenticate", G_CALLBACK (e_client_utils_authenticate_handler), NULL);
-
 		/* Fill the elements in AsynData */
 		data = g_new0 (AsyncData, 1);
 		data->client = client;
@@ -1195,8 +1209,6 @@ mail_to_event (ECalClientSourceType source_type,
 			g_error_free (error);
 		}
 	}
-
-	g_object_unref (source_list);
 }
 
 static void