Add 'cal-config-caldav' module.

Registers the "CalDAV" backend in ECalSourceConfig widgets.

Replaces the 'caldav' plugin.

1 files changed, 477 insertions, 0 deletions

diff --git a/modules/cal-config-caldav/e-caldav-chooser-dialog.c b/modules/cal-config-caldav/e-caldav-chooser-dialog.c
new file mode 100644
index 0000000000..29848a017a
--- /dev/null
+++ b/modules/cal-config-caldav/e-caldav-chooser-dialog.c
@@ -0,0 +1,477 @@
+/*
+ * e-caldav-chooser-dialog.c
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with the program; if not, see <webcal://www.gnu.org/licenses/>
+ *
+ */
+
+#include "e-caldav-chooser-dialog.h"
+
+#include <config.h>
+#include <glib/gi18n-lib.h>
+
+#define E_CALDAV_CHOOSER_DIALOG_GET_PRIVATE(obj) \
+	(G_TYPE_INSTANCE_GET_PRIVATE \
+	((obj), E_TYPE_CALDAV_CHOOSER_DIALOG, ECaldavChooserDialogPrivate))
+
+struct _ECaldavChooserDialogPrivate {
+	ECaldavChooser *chooser;
+	GCancellable *cancellable;
+
+	GtkWidget *info_bar;		/* not referenced */
+	GtkWidget *info_bar_label;	/* not referenced */
+};
+
+enum {
+	PROP_0,
+	PROP_CHOOSER
+};
+
+/* Forward Declarations */
+static void	caldav_chooser_dialog_populated_cb
+						(GObject *source_object,
+						 GAsyncResult *result,
+						 gpointer user_data);
+
+G_DEFINE_DYNAMIC_TYPE (
+	ECaldavChooserDialog,
+	e_caldav_chooser_dialog,
+	GTK_TYPE_DIALOG)
+
+static void
+caldav_chooser_dialog_done (ECaldavChooserDialog *dialog,
+                            const GError *error)
+{
+	GdkWindow *window;
+
+	/* Reset the mouse cursor to normal. */
+	window = gtk_widget_get_window (GTK_WIDGET (dialog));
+	gdk_window_set_cursor (window, NULL);
+
+	if (error != NULL) {
+		GtkLabel *label;
+
+		label = GTK_LABEL (dialog->priv->info_bar_label);
+		gtk_label_set_text (label, error->message);
+		gtk_widget_show (dialog->priv->info_bar);
+	}
+}
+
+static void
+caldav_chooser_dialog_authenticate_cb (GObject *source_object,
+                                       GAsyncResult *result,
+                                       gpointer user_data)
+{
+	ESourceRegistry *registry;
+	ECaldavChooserDialog *dialog;
+	ECaldavChooser *chooser;
+	GError *error = NULL;
+
+	registry = E_SOURCE_REGISTRY (source_object);
+	dialog = E_CALDAV_CHOOSER_DIALOG (user_data);
+
+	chooser = e_caldav_chooser_dialog_get_chooser (dialog);
+
+	e_source_registry_authenticate_finish (registry, result, &error);
+
+	/* Ignore cancellations, and leave the mouse cursor alone
+	 * since the GdkWindow may have already been destroyed. */
+	if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) {
+		/* do nothing */
+
+	/* Successful authentication, so try populating again. */
+	} else if (error == NULL) {
+		e_caldav_chooser_populate (
+			chooser, dialog->priv->cancellable,
+			caldav_chooser_dialog_populated_cb,
+			g_object_ref (dialog));
+
+	/* Still not working?  Give up and display an error message. */
+	} else {
+		caldav_chooser_dialog_done (dialog, error);
+	}
+
+	g_clear_error (&error);
+	g_object_unref (dialog);
+}
+
+static void
+caldav_chooser_dialog_populated_cb (GObject *source_object,
+                                    GAsyncResult *result,
+                                    gpointer user_data)
+{
+	ECaldavChooserDialog *dialog;
+	ECaldavChooser *chooser;
+	GError *error = NULL;
+
+	chooser = E_CALDAV_CHOOSER (source_object);
+	dialog = E_CALDAV_CHOOSER_DIALOG (user_data);
+
+	e_caldav_chooser_populate_finish (chooser, result, &error);
+
+	/* Ignore cancellations, and leave the mouse cursor alone
+	 * since the GdkWindow may have already been destroyed. */
+	if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) {
+		/* do nothing */
+
+	/* We will likely get this error on the first try, since WebDAV
+	 * servers generally require authentication.  It means we waste a
+	 * round-trip to the server, but we don't want to risk prompting
+	 * for authentication unnecessarily. */
+	} else if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_PERMISSION_DENIED)) {
+		ESourceRegistry *registry;
+		ESource *source;
+
+		registry = e_caldav_chooser_get_registry (chooser);
+		source = e_caldav_chooser_get_source (chooser);
+
+		e_source_registry_authenticate (
+			registry, source,
+			E_SOURCE_AUTHENTICATOR (chooser),
+			dialog->priv->cancellable,
+			caldav_chooser_dialog_authenticate_cb,
+			g_object_ref (dialog));
+
+	/* We were either successful or got an unexpected error. */
+	} else {
+		caldav_chooser_dialog_done (dialog, error);
+	}
+
+	g_clear_error (&error);
+	g_object_unref (dialog);
+}
+
+static void
+caldav_chooser_dialog_row_activated_cb (GtkTreeView *tree_view,
+                                        GtkTreePath *path,
+                                        GtkTreeViewColumn *column,
+                                        GtkDialog *dialog)
+{
+	gtk_dialog_response (dialog, GTK_RESPONSE_APPLY);
+}
+
+static void
+caldav_chooser_dialog_selection_changed_cb (GtkTreeSelection *selection,
+                                            GtkDialog *dialog)
+{
+	gboolean sensitive;
+
+	sensitive = (gtk_tree_selection_count_selected_rows (selection) > 0);
+
+	gtk_dialog_set_response_sensitive (
+		dialog, GTK_RESPONSE_APPLY, sensitive);
+}
+
+static void
+caldav_chooser_dialog_set_chooser (ECaldavChooserDialog *dialog,
+                                   ECaldavChooser *chooser)
+{
+	g_return_if_fail (E_IS_CALDAV_CHOOSER (chooser));
+	g_return_if_fail (dialog->priv->chooser == NULL);
+
+	dialog->priv->chooser = g_object_ref_sink (chooser);
+}
+
+static void
+caldav_chooser_dialog_set_property (GObject *object,
+                                    guint property_id,
+                                    const GValue *value,
+                                    GParamSpec *pspec)
+{
+	switch (property_id) {
+		case PROP_CHOOSER:
+			caldav_chooser_dialog_set_chooser (
+				E_CALDAV_CHOOSER_DIALOG (object),
+				g_value_get_object (value));
+			return;
+	}
+
+	G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+}
+
+static void
+caldav_chooser_dialog_get_property (GObject *object,
+                                    guint property_id,
+                                    GValue *value,
+                                    GParamSpec *pspec)
+{
+	switch (property_id) {
+		case PROP_CHOOSER:
+			g_value_set_object (
+				value,
+				e_caldav_chooser_dialog_get_chooser (
+				E_CALDAV_CHOOSER_DIALOG (object)));
+			return;
+	}
+
+	G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+}
+
+static void
+caldav_chooser_dialog_dispose (GObject *object)
+{
+	ECaldavChooserDialogPrivate *priv;
+
+	priv = E_CALDAV_CHOOSER_DIALOG_GET_PRIVATE (object);
+
+	if (priv->chooser != NULL) {
+		g_signal_handlers_disconnect_by_func (
+			priv->chooser, caldav_chooser_dialog_row_activated_cb,
+			object);
+		g_object_unref (priv->chooser);
+		priv->chooser = NULL;
+	}
+
+	if (priv->cancellable != NULL) {
+		g_cancellable_cancel (priv->cancellable);
+		g_object_unref (priv->cancellable);
+		priv->cancellable = NULL;
+	}
+
+	/* Chain up to parent's dispose() method. */
+	G_OBJECT_CLASS (e_caldav_chooser_dialog_parent_class)->dispose (object);
+}
+
+static void
+caldav_chooser_dialog_constructed (GObject *object)
+{
+	ECaldavChooserDialog *dialog;
+	GtkTreeSelection *selection;
+	GtkWidget *container;
+	GtkWidget *widget;
+	GtkWidget *vbox;
+	const gchar *title;
+
+	dialog = E_CALDAV_CHOOSER_DIALOG (object);
+
+	/* Chain up to parent's constructed() method. */
+	G_OBJECT_CLASS (e_caldav_chooser_dialog_parent_class)->
+		constructed (object);
+
+	switch (e_caldav_chooser_get_source_type (dialog->priv->chooser)) {
+		case E_CAL_CLIENT_SOURCE_TYPE_EVENTS:
+			title = _("Choose a Calendar");
+			break;
+		case E_CAL_CLIENT_SOURCE_TYPE_MEMOS:
+			title = _("Choose a Memo List");
+			break;
+		case E_CAL_CLIENT_SOURCE_TYPE_TASKS:
+			title = _("Choose a Task List");
+			break;
+		default:
+			g_warn_if_reached ();
+			title = "";
+	}
+
+	gtk_dialog_add_button (
+		GTK_DIALOG (dialog),
+		GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
+
+	gtk_dialog_add_button (
+		GTK_DIALOG (dialog),
+		GTK_STOCK_APPLY, GTK_RESPONSE_APPLY);
+
+	gtk_dialog_set_default_response (
+		GTK_DIALOG (dialog), GTK_RESPONSE_APPLY);
+	gtk_dialog_set_response_sensitive (
+		GTK_DIALOG (dialog), GTK_RESPONSE_APPLY, FALSE);
+
+	gtk_window_set_title (GTK_WINDOW (dialog), title);
+	gtk_window_set_default_size (GTK_WINDOW (dialog), 400, 400);
+	gtk_container_set_border_width (GTK_CONTAINER (dialog), 5);
+
+	container = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
+
+	widget = gtk_vbox_new (FALSE, 6);
+	gtk_container_set_border_width (GTK_CONTAINER (widget), 5);
+	gtk_box_pack_start (GTK_BOX (container), widget, TRUE, TRUE, 0);
+	gtk_widget_show (widget);
+
+	container = vbox = widget;
+
+	widget = gtk_scrolled_window_new (NULL, NULL);
+	gtk_scrolled_window_set_policy (
+		GTK_SCROLLED_WINDOW (widget),
+		GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
+	gtk_scrolled_window_set_shadow_type (
+		GTK_SCROLLED_WINDOW (widget), GTK_SHADOW_IN);
+	gtk_box_pack_start (GTK_BOX (container), widget, TRUE, TRUE, 0);
+	gtk_widget_show (widget);
+
+	container = widget;
+
+	widget = GTK_WIDGET (dialog->priv->chooser);
+	gtk_container_add (GTK_CONTAINER (container), widget);
+	gtk_widget_show (widget);
+
+	g_signal_connect (
+		widget, "row-activated",
+		G_CALLBACK (caldav_chooser_dialog_row_activated_cb), dialog);
+
+	/* Build the info bar, but hide it initially. */
+
+	container = vbox;
+
+	widget = gtk_info_bar_new ();
+	gtk_info_bar_set_message_type (
+		GTK_INFO_BAR (widget), GTK_MESSAGE_WARNING);
+	gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0);
+	dialog->priv->info_bar = widget;  /* do not reference */
+	gtk_widget_hide (widget);
+
+	container = gtk_info_bar_get_content_area (GTK_INFO_BAR (widget));
+
+	widget = gtk_hbox_new (FALSE, 6);
+	gtk_box_pack_start (GTK_BOX (container), widget, TRUE, TRUE, 0);
+	gtk_widget_show (widget);
+
+	container = widget;
+
+	widget = gtk_image_new_from_stock (
+		GTK_STOCK_DIALOG_WARNING, GTK_ICON_SIZE_MENU);
+	gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0);
+	gtk_widget_show (widget);
+
+	widget = gtk_label_new ("");
+	gtk_misc_set_alignment (GTK_MISC (widget), 0.0, 0.5);
+	gtk_box_pack_start (GTK_BOX (container), widget, TRUE, TRUE, 0);
+	dialog->priv->info_bar_label = widget;  /* do not reference */
+	gtk_widget_show (widget);
+
+	/* Listen for tree view selection changes. */
+
+	selection = gtk_tree_view_get_selection (
+		GTK_TREE_VIEW (dialog->priv->chooser));
+
+	g_signal_connect (
+		selection, "changed",
+		G_CALLBACK (caldav_chooser_dialog_selection_changed_cb),
+		dialog);
+}
+
+static void
+caldav_chooser_dialog_realize (GtkWidget *widget)
+{
+	ECaldavChooserDialogPrivate *priv;
+	GdkCursor *cursor;
+	GdkWindow *window;
+	GdkDisplay *display;
+
+	priv = E_CALDAV_CHOOSER_DIALOG_GET_PRIVATE (widget);
+
+	/* Chain up to parent's realize() method. */
+	GTK_WIDGET_CLASS (e_caldav_chooser_dialog_parent_class)->
+		realize (widget);
+
+	g_return_if_fail (priv->cancellable == NULL);
+	priv->cancellable = g_cancellable_new ();
+
+	/* Show a busy mouse cursor while populating. */
+	window = gtk_widget_get_window (widget);
+	display = gtk_widget_get_display (widget);
+	cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
+	gdk_window_set_cursor (window, cursor);
+	gdk_cursor_unref (cursor);
+
+	e_caldav_chooser_populate (
+		priv->chooser, priv->cancellable,
+		caldav_chooser_dialog_populated_cb,
+		g_object_ref (widget));
+}
+
+static void
+caldav_chooser_dialog_response (GtkDialog *dialog,
+                                gint response_id)
+{
+	ECaldavChooserDialogPrivate *priv;
+
+	priv = E_CALDAV_CHOOSER_DIALOG_GET_PRIVATE (dialog);
+
+	if (response_id == GTK_RESPONSE_APPLY)
+		e_caldav_chooser_apply_selected (priv->chooser);
+}
+
+static void
+e_caldav_chooser_dialog_class_init (ECaldavChooserDialogClass *class)
+{
+	GObjectClass *object_class;
+	GtkWidgetClass *widget_class;
+	GtkDialogClass *dialog_class;
+
+	g_type_class_add_private (class, sizeof (ECaldavChooserDialogPrivate));
+
+	object_class = G_OBJECT_CLASS (class);
+	object_class->set_property = caldav_chooser_dialog_set_property;
+	object_class->get_property = caldav_chooser_dialog_get_property;
+	object_class->dispose = caldav_chooser_dialog_dispose;
+	object_class->constructed = caldav_chooser_dialog_constructed;
+
+	widget_class = GTK_WIDGET_CLASS (class);
+	widget_class->realize = caldav_chooser_dialog_realize;
+
+	dialog_class = GTK_DIALOG_CLASS (class);
+	dialog_class->response = caldav_chooser_dialog_response;
+
+	g_object_class_install_property (
+		object_class,
+		PROP_CHOOSER,
+		g_param_spec_object (
+			"chooser",
+			NULL,
+			NULL,
+			E_TYPE_CALDAV_CHOOSER,
+			G_PARAM_READWRITE |
+			G_PARAM_CONSTRUCT_ONLY));
+}
+
+static void
+e_caldav_chooser_dialog_class_finalize (ECaldavChooserDialogClass *class)
+{
+}
+
+static void
+e_caldav_chooser_dialog_init (ECaldavChooserDialog *dialog)
+{
+	dialog->priv = E_CALDAV_CHOOSER_DIALOG_GET_PRIVATE (dialog);
+}
+
+void
+e_caldav_chooser_dialog_type_register (GTypeModule *type_module)
+{
+	/* XXX G_DEFINE_DYNAMIC_TYPE declares a static type registration
+	 *     function, so we have to wrap it with a public function in
+	 *     order to register types from a separate compilation unit. */
+	e_caldav_chooser_dialog_register_type (type_module);
+}
+
+GtkWidget *
+e_caldav_chooser_dialog_new (ECaldavChooser *chooser,
+                             GtkWindow *parent)
+{
+	g_return_val_if_fail (E_IS_CALDAV_CHOOSER (chooser), NULL);
+	g_return_val_if_fail (parent == NULL || GTK_IS_WINDOW (parent), NULL);
+
+	return g_object_new (
+		E_TYPE_CALDAV_CHOOSER_DIALOG,
+		"chooser", chooser, "transient-for", parent, NULL);
+}
+
+ECaldavChooser *
+e_caldav_chooser_dialog_get_chooser (ECaldavChooserDialog *dialog)
+{
+	g_return_val_if_fail (E_IS_CALDAV_CHOOSER_DIALOG (dialog), NULL);
+
+	return dialog->priv->chooser;
+}
+