+gboolean
+loadfailedtls(WebKitWebView *v, gchar *uri, GTlsCertificate *cert,
+ GTlsCertificateFlags err, Client *c)
+{
+ GString *errmsg = g_string_new(NULL);
+ gchar *html, *pem;
+
+ c->failedcert = g_object_ref(cert);
+ c->tlserr = err;
+ c->errorpage = 1;
+
+ if (err & G_TLS_CERTIFICATE_UNKNOWN_CA)
+ g_string_append(errmsg,
+ "The signing certificate authority is not known.<br>");
+ if (err & G_TLS_CERTIFICATE_BAD_IDENTITY)
+ g_string_append(errmsg,
+ "The certificate does not match the expected identity "
+ "of the site that it was retrieved from.<br>");
+ if (err & G_TLS_CERTIFICATE_NOT_ACTIVATED)
+ g_string_append(errmsg,
+ "The certificate's activation time "
+ "is still in the future.<br>");
+ if (err & G_TLS_CERTIFICATE_EXPIRED)
+ g_string_append(errmsg, "The certificate has expired.<br>");
+ if (err & G_TLS_CERTIFICATE_REVOKED)
+ g_string_append(errmsg,
+ "The certificate has been revoked according to "
+ "the GTlsConnection's certificate revocation list.<br>");
+ if (err & G_TLS_CERTIFICATE_INSECURE)
+ g_string_append(errmsg,
+ "The certificate's algorithm is considered insecure.<br>");
+ if (err & G_TLS_CERTIFICATE_GENERIC_ERROR)
+ g_string_append(errmsg,
+ "Some error occurred validating the certificate.<br>");
+
+ g_object_get(cert, "certificate-pem", &pem, NULL);
+ html = g_strdup_printf("<p>Could not validate TLS for “%s”<br>%s</p>"
+ "<p>You can inspect the following certificate "
+ "with Ctrl-t (default keybinding).</p>"
+ "<p><pre>%s</pre></p>", uri, errmsg->str, pem);
+ g_free(pem);
+ g_string_free(errmsg, TRUE);
+
+ webkit_web_view_load_alternate_html(c->view, html, uri, NULL);
+ g_free(html);
+
+ return TRUE;
+}
+
+