Add EmpathyTLSDialog

1 files changed, 275 insertions, 0 deletions

diff --git a/libempathy-gtk/empathy-tls-dialog.c b/libempathy-gtk/empathy-tls-dialog.c
new file mode 100644
index 000000000..d149dedbf
--- /dev/null
+++ b/libempathy-gtk/empathy-tls-dialog.c
@@ -0,0 +1,275 @@
+/*
+ * empathy-tls-dialog.c - Source for EmpathyTLSDialog
+ * Copyright (C) 2010 Collabora Ltd.
+ * @author Cosimo Cecchi <cosimo.cecchi@collabora.co.uk>
+ *
+ * This library 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 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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 this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include <config.h>
+
+#include "empathy-tls-dialog.h"
+
+#include <glib/gi18n-lib.h>
+#include <gcr/gcr.h>
+#include <telepathy-glib/util.h>
+
+#include "gcr-simple-certificate.h"
+
+#define DEBUG_FLAG EMPATHY_DEBUG_TLS
+#include <libempathy/empathy-debug.h>
+#include <libempathy/empathy-utils.h>
+
+G_DEFINE_TYPE (EmpathyTLSDialog, empathy_tls_dialog,
+    GTK_TYPE_MESSAGE_DIALOG)
+
+#define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyTLSDialog);
+
+enum {
+  PROP_TLS_CERTIFICATE = 1,
+  PROP_REASON,
+
+  LAST_PROPERTY,
+};
+
+typedef struct {
+  EmpathyTLSCertificate *certificate;
+  EmpTLSCertificateRejectReason reason;
+
+  gboolean dispose_run;
+} EmpathyTLSDialogPriv;
+
+static void
+empathy_tls_dialog_get_property (GObject *object,
+    guint property_id,
+    GValue *value,
+    GParamSpec *pspec)
+{
+  EmpathyTLSDialogPriv *priv = GET_PRIV (object);
+
+  switch (property_id)
+    {
+    case PROP_TLS_CERTIFICATE:
+      g_value_set_object (value, priv->certificate);
+      break;
+    case PROP_REASON:
+      g_value_set_uint (value, priv->reason);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+    }
+}
+
+static void
+empathy_tls_dialog_set_property (GObject *object,
+    guint property_id,
+    const GValue *value,
+    GParamSpec *pspec)
+{
+  EmpathyTLSDialogPriv *priv = GET_PRIV (object);
+
+  switch (property_id)
+    {
+    case PROP_TLS_CERTIFICATE:
+      priv->certificate = g_value_dup_object (value);
+      break;
+    case PROP_REASON:
+      priv->reason = g_value_get_uint (value);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+    }
+}
+
+static void
+empathy_tls_dialog_dispose (GObject *object)
+{
+  EmpathyTLSDialogPriv *priv = GET_PRIV (object);
+
+  if (priv->dispose_run)
+    return;
+
+  priv->dispose_run = TRUE;
+
+  tp_clear_object (&priv->certificate);
+
+  G_OBJECT_CLASS (empathy_tls_dialog_parent_class)->dispose (object);
+}
+
+static gchar *
+reason_to_string (EmpTLSCertificateRejectReason reason)
+{
+  GString *str;
+  const gchar *reason_str;
+
+  str = g_string_new (NULL);
+
+  g_string_append (str, _("The identity provided by the chat server cannot be "
+          "verified.\n"));
+
+  switch (reason)
+    {
+    case EMP_TLS_CERTIFICATE_REJECT_REASON_UNTRUSTED:
+      reason_str = _("The certrificate is not signed by a Certification "
+          "Authority");
+      break;
+    case EMP_TLS_CERTIFICATE_REJECT_REASON_EXPIRED:
+      reason_str = _("The certificate is expired");
+      break;
+    case EMP_TLS_CERTIFICATE_REJECT_REASON_NOT_ACTIVATED:
+      reason_str = _("The certificate hasn't yet been activated");
+      break;
+    case EMP_TLS_CERTIFICATE_REJECT_REASON_FINGERPRINT_MISMATCH:
+      reason_str = _("The certificate does not have the expected fingerprint");
+      break;
+    case EMP_TLS_CERTIFICATE_REJECT_REASON_HOSTNAME_MISMATCH:
+      reason_str = _("The hostname verified by the certificate doesn't match "
+          "the server name");
+      break;
+    case EMP_TLS_CERTIFICATE_REJECT_REASON_SELF_SIGNED:
+      reason_str = _("The certificate is self-signed");
+      break;
+    case EMP_TLS_CERTIFICATE_REJECT_REASON_REVOKED:
+      reason_str = _("The certificate has been revoked by the issuing "
+          "Certification Authority");
+      break;
+    case EMP_TLS_CERTIFICATE_REJECT_REASON_INSECURE:
+      reason_str = _("The certificate is cryptographically weak");
+      break;
+    case EMP_TLS_CERTIFICATE_REJECT_REASON_LIMIT_EXCEEDED:
+      reason_str = _("The certificate length exceeds verifiable limits");
+      break;
+    case EMP_TLS_CERTIFICATE_REJECT_REASON_UNKNOWN:
+    default:
+      reason_str = _("The certificate is malformed");
+      break;
+    }
+
+  g_string_append (str, reason_str);
+
+  return g_string_free (str, FALSE);
+}
+
+static GtkWidget *
+build_gcr_widget (EmpathyTLSDialog *self)
+{
+  GcrCertificateBasicsWidget *widget;
+  GcrCertificate *certificate;
+  GPtrArray *cert_chain = NULL;
+  GArray *first_cert;
+  EmpathyTLSDialogPriv *priv = GET_PRIV (self);
+
+  g_object_get (priv->certificate,
+      "cert-data", &cert_chain,
+      NULL);
+  first_cert = g_ptr_array_index (cert_chain, 0);
+
+  certificate = gcr_simple_certificate_new ((const guchar *) first_cert->data,
+      first_cert->len);
+  widget = gcr_certificate_basics_widget_new (certificate);
+
+  g_object_unref (certificate);
+  g_ptr_array_unref (cert_chain);
+
+  return GTK_WIDGET (widget);
+}
+
+static void
+empathy_tls_dialog_constructed (GObject *object)
+{
+  GtkWidget *content_area, *expander, *details;
+  gchar *text;
+  EmpathyTLSDialog *self = EMPATHY_TLS_DIALOG (object);
+  GtkMessageDialog *message_dialog = GTK_MESSAGE_DIALOG (self);
+  GtkDialog *dialog = GTK_DIALOG (self);
+  EmpathyTLSDialogPriv *priv = GET_PRIV (self);
+
+  gtk_dialog_add_buttons (dialog,
+      GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
+      _("Continue"), GTK_RESPONSE_YES,
+      NULL);
+
+  text = reason_to_string (priv->reason);
+
+  g_object_set (message_dialog,
+      "text", _("This connection is untrusted, would you like to "
+          "continue anyway?"),
+      "secondary-text", text,
+      NULL);
+
+  g_free (text);
+
+  content_area = gtk_dialog_get_content_area (dialog);
+  text = g_strdup_printf ("<b>%s</b>", _("Certificate Details"));
+  expander = gtk_expander_new (text);
+  gtk_expander_set_use_markup (GTK_EXPANDER (expander), TRUE);
+  gtk_box_pack_end (GTK_BOX (content_area), expander, TRUE, TRUE, 6);
+  gtk_widget_show (expander);
+
+  g_free (text);
+
+  details = build_gcr_widget (self);
+  gtk_container_add (GTK_CONTAINER (expander), details);
+  gtk_widget_show (details);
+}
+
+static void
+empathy_tls_dialog_init (EmpathyTLSDialog *self)
+{
+  self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
+      EMPATHY_TYPE_TLS_DIALOG, EmpathyTLSDialogPriv);
+}
+
+static void
+empathy_tls_dialog_class_init (EmpathyTLSDialogClass *klass)
+{
+  GParamSpec *pspec;
+  GObjectClass *oclass = G_OBJECT_CLASS (klass);
+
+  g_type_class_add_private (klass, sizeof (EmpathyTLSDialogPriv));
+
+  oclass->set_property = empathy_tls_dialog_set_property;
+  oclass->get_property = empathy_tls_dialog_get_property;
+  oclass->dispose = empathy_tls_dialog_dispose;
+  oclass->constructed = empathy_tls_dialog_constructed;
+
+  pspec = g_param_spec_object ("certificate", "The EmpathyTLSCertificate",
+      "The EmpathyTLSCertificate to be displayed.",
+      EMPATHY_TYPE_TLS_CERTIFICATE,
+      G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
+  g_object_class_install_property (oclass, PROP_TLS_CERTIFICATE, pspec);
+
+  pspec = g_param_spec_uint ("reason", "The reason",
+      "The reason why the certificate is being asked for confirmation.",
+      0, NUM_EMP_TLS_CERTIFICATE_REJECT_REASONS - 1,
+      EMP_TLS_CERTIFICATE_REJECT_REASON_UNKNOWN,
+      G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
+  g_object_class_install_property (oclass, PROP_REASON, pspec);
+}
+
+GtkWidget *
+empathy_tls_dialog_new (EmpathyTLSCertificate *certificate,
+    EmpTLSCertificateRejectReason reason)
+{
+  g_assert (EMPATHY_IS_TLS_CERTIFICATE (certificate));
+
+  return g_object_new (EMPATHY_TYPE_TLS_DIALOG,
+      "message-type", GTK_MESSAGE_WARNING,
+      "certificate", certificate,
+      "reason", reason,
+      NULL);
+}