[evolution] Bug 733336 - Add Open Settings button to GOA connection errors

[Milan Crha <mcrha src gnome org>]

commit 253c5b0fff3f8af17d3aba758a4446649e25f71c
Author: Milan Crha <mcrha redhat com>
Date:   Tue Jan 17 19:59:29 2017 +0100

    Bug 733336 - Add Open Settings button to GOA connection errors

 src/shell/e-shell.c |   87 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 87 insertions(+), 0 deletions(-)
---
diff --git a/src/shell/e-shell.c b/src/shell/e-shell.c
index e6bf94a..30a91ca 100644
--- a/src/shell/e-shell.c
+++ b/src/shell/e-shell.c
@@ -826,6 +826,36 @@ shell_connection_error_alert_response_cb (EAlert *alert,
 }
 
 static void
+shell_connect_error_open_settings_goa_clicked_cb (GtkButton *button,
+                                                 EAlert *alert)
+{
+       const gchar *account_id;
+       gchar *command_line, *control_center_path;
+       GError *error = NULL;
+
+       /* The SOURCE_ALERT_KEY_SOURCE is not an ESource here */
+       account_id = g_object_get_data (G_OBJECT (button), SOURCE_ALERT_KEY_SOURCE);
+
+       control_center_path = g_find_program_in_path ("gnome-control-center");
+       command_line = g_strjoin (
+               " ",
+               control_center_path,
+               "online-accounts",
+               account_id,
+               NULL);
+
+       g_spawn_command_line_async (command_line, &error);
+
+       g_free (command_line);
+       g_free (control_center_path);
+
+       if (error != NULL) {
+               g_warning ("%s: %s", G_STRFUNC, error->message);
+               g_error_free (error);
+       }
+}
+
+static void
 shell_connect_trust_error_alert_response_cb (EAlert *alert,
                                             gint response_id,
                                             EShell *shell)
@@ -854,6 +884,59 @@ shell_connect_trust_error_alert_response_cb (EAlert *alert,
                shell->priv->cancellable, shell_trust_prompt_done_cb, shell);
 }
 
+static void
+shell_maybe_add_connect_error_goa_button (EAlert *alert,
+                                         ESource *source,
+                                         ESourceRegistry *registry)
+{
+       gchar *account_id = NULL;
+
+       g_return_if_fail (E_IS_ALERT (alert));
+       g_return_if_fail (E_IS_SOURCE (source));
+       g_return_if_fail (E_IS_SOURCE_REGISTRY (registry));
+
+       if (e_source_has_extension (source, E_SOURCE_EXTENSION_GOA)) {
+               account_id = e_source_goa_dup_account_id (e_source_get_extension (source, 
E_SOURCE_EXTENSION_GOA));
+       } else if (e_source_get_parent (source)) {
+               ESource *parent;
+
+               parent = e_source_registry_ref_source (registry, e_source_get_parent (source));
+               if (parent && e_source_has_extension (parent, E_SOURCE_EXTENSION_GOA))
+                       account_id = e_source_goa_dup_account_id (e_source_get_extension (parent, 
E_SOURCE_EXTENSION_GOA));
+
+               g_clear_object (&parent);
+       }
+
+       if (account_id) {
+               gchar *control_center_path;
+
+               control_center_path = g_find_program_in_path ("gnome-control-center");
+
+               if (!control_center_path || !*control_center_path) {
+                       g_free (account_id);
+                       account_id = NULL;
+               }
+
+               g_free (control_center_path);
+       }
+
+       if (account_id) {
+               GtkWidget *button;
+
+               button = gtk_button_new_with_mnemonic (_("Open _Settings"));
+               /* The SOURCE_ALERT_KEY_SOURCE is not an ESource here */
+               g_object_set_data_full (G_OBJECT (button), SOURCE_ALERT_KEY_SOURCE, g_strdup (account_id), 
g_free);
+               gtk_widget_show (button);
+
+               g_signal_connect (button, "clicked",
+                       G_CALLBACK (shell_connect_error_open_settings_goa_clicked_cb), alert);
+
+               e_alert_add_widget (alert, button);
+       }
+
+       g_free (account_id);
+}
+
 static const gchar *
 shell_get_connection_error_tag_for_source (ESource *source)
 {
@@ -991,6 +1074,8 @@ shell_process_credentials_required_errors (EShell *shell,
                                NULL);
                g_free (display_name);
 
+               shell_maybe_add_connect_error_goa_button (alert, source, shell->priv->registry);
+
                g_signal_connect (alert, "response", G_CALLBACK (shell_connection_error_alert_response_cb), 
shell);
                g_object_set_data_full (G_OBJECT (alert), SOURCE_ALERT_KEY_SOURCE, g_object_ref (source), 
g_object_unref);
 
@@ -1043,6 +1128,8 @@ shell_process_credentials_required_errors (EShell *shell,
                                NULL);
                g_free (display_name);
 
+               shell_maybe_add_connect_error_goa_button (alert, source, shell->priv->registry);
+
                g_signal_connect (alert, "response", G_CALLBACK (shell_connection_error_alert_response_cb), 
shell);
                g_object_set_data_full (G_OBJECT (alert), SOURCE_ALERT_KEY_SOURCE, g_object_ref (source), 
g_object_unref);