From b1b884763ee8bc7ce42f44d5a4f7f9ee1fec0555 Mon Sep 17 00:00:00 2001
From: Matthew Barnes <mbarnes@redhat.com>
Date: Tue, 12 Mar 2013 08:32:13 -0400
Subject: Bug 695693 - Handle <authentication> tags during auto-configuration

---
 mail/e-mail-autoconfig.c                         | 44 ++++++++++++++++++++++--
 modules/mail-config/e-mail-config-smtp-backend.c | 31 ++++++++++++++++-
 2 files changed, 71 insertions(+), 4 deletions(-)

diff --git a/mail/e-mail-autoconfig.c b/mail/e-mail-autoconfig.c
index 69b7329b23..61fe0c6f75 100644
--- a/mail/e-mail-autoconfig.c
+++ b/mail/e-mail-autoconfig.c
@@ -89,6 +89,7 @@ struct _EMailAutoconfigResult {
 	gchar *user;
 	gchar *host;
 	guint16 port;
+	gchar *auth_mechanism;
 	CamelNetworkSecurityMethod security_method;
 };
 
@@ -281,10 +282,43 @@ mail_autoconfig_parse_text (GMarkupParseContext *context,
 				CAMEL_NETWORK_SECURITY_METHOD_STARTTLS_ON_STANDARD_PORT;
 			closure->result->set = TRUE;
 		}
-	}
 
-	/* FIXME Not handling <authentication> elements.
-	 *       Unclear how some map to SASL mechanisms. */
+	} else if (g_str_equal (element_name, "authentication")) {
+		gboolean use_plain_auth = FALSE;
+
+		/* "password-cleartext" and "plain" are synonymous. */
+
+		if (g_str_equal (string->str, "password-cleartext"))
+			use_plain_auth = TRUE;
+
+		if (g_str_equal (string->str, "plain"))
+			use_plain_auth = TRUE;
+
+		if (use_plain_auth) {
+			gchar *auth_mechanism = NULL;
+
+			/* The exact auth name depends on the protocol. */
+
+			/* Leave this NULL for IMAP so Camel
+			 * will issue an IMAP LOGIN command. */
+			if (closure->result == &priv->imap_result)
+				auth_mechanism = NULL;
+
+			/* Leave this NULL for POP3 so Camel
+			 * will issue POP3 USER/PASS commands. */
+			if (closure->result == &priv->pop3_result)
+				auth_mechanism = NULL;
+
+			if (closure->result == &priv->smtp_result)
+				auth_mechanism = g_strdup ("LOGIN");
+
+			closure->result->auth_mechanism = auth_mechanism;
+			closure->result->set = TRUE;
+		}
+
+		/* XXX Other <authentication> values not handled,
+		 *     but they are corner cases for the most part. */
+	}
 
 	g_string_free (string, TRUE);
 }
@@ -429,6 +463,7 @@ mail_autoconfig_set_details (EMailAutoconfig *autoconfig,
 		"user", result->user,
 		"host", result->host,
 		"port", result->port,
+		"auth-mechanism", result->auth_mechanism,
 		"security-method", result->security_method,
 		NULL);
 
@@ -493,10 +528,13 @@ mail_autoconfig_finalize (GObject *object)
 
 	g_free (priv->imap_result.user);
 	g_free (priv->imap_result.host);
+	g_free (priv->imap_result.auth_mechanism);
 	g_free (priv->pop3_result.user);
 	g_free (priv->pop3_result.host);
+	g_free (priv->pop3_result.auth_mechanism);
 	g_free (priv->smtp_result.user);
 	g_free (priv->smtp_result.host);
+	g_free (priv->smtp_result.auth_mechanism);
 
 	/* Chain up to parent's finalize() method. */
 	G_OBJECT_CLASS (e_mail_autoconfig_parent_class)->finalize (object);
diff --git a/modules/mail-config/e-mail-config-smtp-backend.c b/modules/mail-config/e-mail-config-smtp-backend.c
index ac54cd4148..c78c0176d9 100644
--- a/modules/mail-config/e-mail-config-smtp-backend.c
+++ b/modules/mail-config/e-mail-config-smtp-backend.c
@@ -289,11 +289,40 @@ static gboolean
 mail_config_smtp_backend_auto_configure (EMailConfigServiceBackend *backend,
                                          EMailAutoconfig *autoconfig)
 {
+	EMailConfigSmtpBackendPrivate *priv;
 	ESource *source;
+	CamelSettings *settings;
+	const gchar *mechanism;
 
 	source = e_mail_config_service_backend_get_source (backend);
 
-	return e_mail_autoconfig_set_smtp_details (autoconfig, source);
+	if (!e_mail_autoconfig_set_smtp_details (autoconfig, source))
+		return FALSE;
+
+	/* XXX Need to set the authentication widgets to match the
+	 *     auto-configured settings or else the auto-configured
+	 *     settings will be overwritten in commit_changes().
+	 *
+	 *     It's not good enough to just set an auto-configured
+	 *     flag and skip the widget checks in commit_changes()
+	 *     if the flag is TRUE, since the user may revise the
+	 *     SMTP settings before committing. */
+
+	priv = E_MAIL_CONFIG_SMTP_BACKEND_GET_PRIVATE (backend);
+
+	settings = e_mail_config_service_backend_get_settings (backend);
+
+	mechanism = camel_network_settings_get_auth_mechanism (
+		CAMEL_NETWORK_SETTINGS (settings));
+
+	gtk_toggle_button_set_active (
+		GTK_TOGGLE_BUTTON (priv->auth_required_toggle),
+		(mechanism != NULL));
+
+	if (mechanism != NULL)
+		e_mail_config_auth_check_set_active_mechanism (
+			E_MAIL_CONFIG_AUTH_CHECK (priv->auth_check),
+			mechanism);
 }
 
 static gboolean
-- 
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