Arrange for an ESourceList to be shared amongst all instances of a type of

shell view.  For example, all EBookShellView instances will now share the
same ESourceList instance for address books.

svn path=/branches/kill-bonobo/; revision=36311

1 files changed, 250 insertions, 0 deletions

diff --git a/calendar/gui/e-cal-shell-module.c b/calendar/gui/e-cal-shell-module.c
index e928631298..7df23a92f3 100644
--- a/calendar/gui/e-cal-shell-module.c
+++ b/calendar/gui/e-cal-shell-module.c
@@ -18,12 +18,18 @@
  * Boston, MA 02110-1301, USA.
  */
 
+#include <string.h>
 #include <glib/gi18n.h>
+#include <libecal/e-cal.h>
+#include <libedataserver/e-source.h>
+#include <libedataserver/e-source-list.h>
+#include <libedataserver/e-source-group.h>
 
 #include <e-shell.h>
 #include <e-shell-module.h>
 #include <e-shell-window.h>
 
+#include <calendar-config.h>
 #include <e-cal-shell-view.h>
 
 #define MODULE_NAME		"calendar"
@@ -32,10 +38,250 @@
 #define MODULE_SEARCHES		"caltypes.xml"
 #define MODULE_SORT_ORDER	400
 
+#define CONTACTS_BASE_URI	"contacts://"
+#define WEATHER_BASE_URI	"weather://"
+#define WEB_BASE_URI		"webcal://"
+#define PERSONAL_RELATIVE_URI	"system"
+
 /* Module Entry Point */
 void e_shell_module_init (GTypeModule *type_module);
 
 static void
+cal_module_ensure_sources (EShellModule *shell_module)
+{
+	/* XXX This is basically the same algorithm across all modules.
+	 *     Maybe we could somehow integrate this into EShellModule? */
+
+	ESourceList *source_list;
+	ESourceGroup *on_this_computer;
+	ESourceGroup *on_the_web;
+	ESourceGroup *contacts;
+	ESourceGroup *weather;
+	ESource *birthdays;
+	ESource *personal;
+	GSList *groups, *iter;
+	const gchar *data_dir;
+	gchar *base_uri;
+	gchar *filename;
+	gchar *property;
+
+	on_this_computer = NULL;
+	on_the_web = NULL;
+	contacts = NULL;
+	weather = NULL;
+	birthdays = NULL;
+	personal = NULL;
+
+	if (!e_cal_get_sources (&source_list, E_CAL_SOURCE_TYPE_EVENT, NULL)) {
+		g_warning ("Could not get calendar sources from GConf!");
+		return;
+	}
+
+	/* Share the source list with all calendar views.  This
+	 * is accessible via e_cal_shell_view_get_source_list().
+	 * Note: EShellModule takes ownership of the reference.
+	 *
+	 * XXX I haven't yet decided if I want to add a proper
+	 *     EShellModule API for this.  The mail module would
+	 *     not use it. */
+	g_object_set_data_full (
+		G_OBJECT (shell_module), "source-list",
+		source_list, (GDestroyNotify) g_object_unref);
+
+	data_dir = e_shell_module_get_data_dir (shell_module);
+	filename = g_build_filename (data_dir, "local", NULL);
+	base_uri = g_filename_to_uri (filename, NULL, NULL);
+	g_free (filename);
+
+	groups = e_source_list_peek_groups (source_list);
+	for (iter = groups; iter != NULL; iter = iter->next) {
+		ESourceGroup *source_group = iter->data;
+		const gchar *group_base_uri;
+
+		group_base_uri = e_source_group_peek_base_uri (source_group);
+
+		/* Compare only "file://" part.  if the user's home
+		 * changes, we do not want to create another group. */
+		if (on_this_computer == NULL &&
+			strncmp (base_uri, group_base_uri, 7) == 0)
+			on_this_computer = source_group;
+
+		else if (on_the_web == NULL &&
+			strcmp (WEB_BASE_URI, group_base_uri) == 0)
+			on_the_web = source_group;
+
+		else if (contacts == NULL &&
+			strcmp (CONTACTS_BASE_URI, group_base_uri) == 0)
+			contacts = source_group;
+
+		else if (weather == NULL &&
+			strcmp (WEATHER_BASE_URI, group_base_uri) == 0)
+			weather = source_group;
+	}
+
+	if (on_this_computer != NULL) {
+		GSList *sources;
+		const gchar *group_base_uri;
+
+		sources = e_source_group_peek_sources (on_this_computer);
+		group_base_uri = e_source_group_peek_base_uri (on_this_computer);
+
+		/* Make sure this group includes a "Personal" source. */
+		for (iter = sources; iter != NULL; iter = iter->next) {
+			ESource *source = iter->data;
+			const gchar *relative_uri;
+
+			relative_uri = e_source_peek_relative_uri (source);
+			if (relative_uri == NULL)
+				continue;
+
+			if (strcmp (PERSONAL_RELATIVE_URI, relative_uri) != 0)
+				continue;
+
+			personal = source;
+			break;
+		}
+
+		/* Make sure we have the correct base URI.  This can
+		 * change when the user's home directory changes. */
+		if (strcmp (base_uri, group_base_uri) != 0) {
+			e_source_group_set_base_uri (
+				on_this_computer, base_uri);
+
+			/* XXX We shouldn't need this sync call here as
+			 *     set_base_uri() results in synching to GConf,
+			 *     but that happens in an idle loop and too late
+			 *     to prevent the user from seeing a "Cannot
+			 *     Open ... because of invalid URI" error. */
+			e_source_list_sync (source_list, NULL);
+		}
+
+	} else {
+		ESourceGroup *source_group;
+		const gchar *name;
+
+		name = _("On This Computer");
+		source_group = e_source_group_new (name, base_uri);
+		e_source_list_add_group (source_list, source_group, -1);
+		g_object_unref (source_group);
+	}
+
+	if (personal == NULL) {
+		ESource *source;
+		GSList *selected;
+		const gchar *name;
+		gchar *primary;
+
+		name = _("Personal");
+		source = e_source_new (name, PERSONAL_RELATIVE_URI);
+		e_source_group_add_source (on_this_computer, source, -1);
+		g_object_unref (source);
+
+		primary = calendar_config_get_primary_calendar ();
+		selected = calendar_config_get_calendars_selected ();
+
+		if (primary == NULL && selected == NULL) {
+			const gchar *uid;
+
+			uid = e_source_peek_uid (source);
+			selected = g_slist_prepend (NULL, g_strdup (uid));
+
+			calendar_config_set_primary_calendar (uid);
+			calendar_config_set_calendars_selected (selected);
+		}
+
+		g_slist_foreach (selected, (GFunc) g_free, NULL);
+		g_slist_free (selected);
+		g_free (primary);
+	}
+
+	if (on_the_web == NULL) {
+		ESourceGroup *source_group;
+		const gchar *name;
+
+		name = _("On The Web");
+		source_group = e_source_group_new (name, WEB_BASE_URI);
+		e_source_list_add_group (source_list, source_group, -1);
+		g_object_unref (source_group);
+	}
+
+	if (contacts != NULL) {
+		GSList *sources;
+
+		sources = e_source_group_peek_sources (contacts);
+
+		if (sources != NULL) {
+			GSList *trash;
+
+			/* There is only one source under Contacts. */
+			birthdays = E_SOURCE (sources->data);
+			sources = g_slist_next (sources);
+
+			/* Delete any other sources in this group.
+			 * Earlier versions allowed you to create
+			 * additional sources under Contacts. */
+			trash = g_slist_copy (sources);
+			while (trash != NULL) {
+				ESource *source = trash->data;
+				e_source_group_remove_source (contacts, source);
+				trash = g_slist_delete_link (trash, trash);
+			}
+				
+		}
+	} else {
+		ESourceGroup *source_group;
+		const gchar *name;
+
+		name = _("Contacts");
+		source_group = e_source_group_new (name, CONTACTS_BASE_URI);
+		e_source_list_add_group (source_list, source_group, -1);
+		g_object_unref (source_group);
+
+		/* This is now a borrowed reference. */
+		contacts = source_group;
+	}
+
+	/* XXX e_source_group_get_property() returns a newly-allocated
+	 *     string when it could just as easily return a const string.
+	 *     Unfortunately, fixing that would break the API. */
+	property = e_source_group_get_property (contacts, "create_source");
+	if (property == NULL)
+		e_source_group_set_property (contacts, "create_source", "no");
+	g_free (property);
+
+	if (birthdays == NULL) {
+		ESource *source;
+		const gchar *name;
+
+		name = _("Birthdays & Anniversaries");
+		source = e_source_new (name, "/");
+		e_source_group_add_source (contacts, source, -1);
+		g_object_unref (source);
+
+		/* This is now a borrowed reference. */
+		birthdays = source;
+	}
+
+	if (e_source_get_property (birthdays, "delete") == NULL)
+		e_source_set_property (birthdays, "delete", "no");
+
+	if (e_source_peek_color_spec (birthdays) == NULL)
+		e_source_set_color_spec (birthdays, "#DDBECE");
+
+	if (weather == NULL) {
+		ESourceGroup *source_group;
+		const gchar *name;
+
+		name = _("Weather");
+		source_group = e_source_group_new (name, WEATHER_BASE_URI);
+		e_source_list_add_group (source_list, source_group, -1);
+		g_object_unref (source_group);
+	}
+
+	g_free (base_uri);
+}
+
+static void
 action_appointment_new_cb (GtkAction *action,
                            EShellWindow *shell_window)
 {
@@ -136,9 +382,13 @@ e_shell_module_init (GTypeModule *type_module)
 	shell_module = E_SHELL_MODULE (type_module);
 	shell = e_shell_module_get_shell (shell_module);
 
+	/* Register the GType for ECalShellView. */
 	e_cal_shell_view_get_type (type_module);
+
 	e_shell_module_set_info (shell_module, &module_info);
 
+	cal_module_ensure_sources (shell_module);
+
 	g_signal_connect_swapped (
 		shell, "handle-uri",
 		G_CALLBACK (cal_module_handle_uri), shell_module);