1 files changed, 126 insertions, 0 deletions
diff --git a/extensions/BrowserID/lib/Login.pm b/extensions/BrowserID/lib/Login.pm
new file mode 100644
index 000000000..c3d87c958
--- /dev/null
+++ b/extensions/BrowserID/lib/Login.pm
@@ -0,0 +1,126 @@
+# -*- Mode: perl; indent-tabs-mode: nil -*-
+#
+# The contents of this file are subject to the Mozilla Public
+# License Version 1.1 (the "License"); you may not use this file
+# except in compliance with the License. You may obtain a copy of
+# the License at http://www.mozilla.org/MPL/
+#
+# Software distributed under the License is distributed on an "AS
+# IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
+# implied. See the License for the specific language governing
+# rights and limitations under the License.
+#
+# The Original Code is the BrowserID Bugzilla Extension.
+#
+# The Initial Developer of the Original Code is the Mozilla Foundation.
+# Portions created by the Initial Developer are Copyright (C) 2011 the
+# Initial Developer. All Rights Reserved.
+#
+# Contributor(s):
+#   Gervase Markham <gerv@gerv.net>
+
+package Bugzilla::Extension::BrowserID::Login;
+use strict;
+use base qw(Bugzilla::Auth::Login);
+
+use Bugzilla::Constants;
+use Bugzilla::Util;
+use Bugzilla::Error;
+use Bugzilla::Token;
+
+use JSON;
+use LWP::UserAgent;
+
+use constant requires_verification   => 0;
+use constant is_automatic            => 1;
+use constant user_can_create_account => 1;
+
+sub get_login_info {
+    my ($self) = @_;
+
+    my $cgi = Bugzilla->cgi;
+
+    my $assertion = $cgi->param("browserid_assertion");
+    # Avoid the assertion being copied into any 'echoes' of the current URL
+    # in the page.
+    $cgi->delete('browserid_assertion');
+    
+    if (!$assertion) {
+        return { failure => AUTH_NODATA };
+    }
+    
+    my $token = $cgi->param("token");
+    $cgi->delete('token');
+    check_hash_token($token, ['login']);
+        
+    my $urlbase = new URI(correct_urlbase());
+    my $audience = $urlbase->scheme . "://" . $urlbase->host_port;
+    
+    my $ua = new LWP::UserAgent();
+    
+    my $info = { 'status' => 'browserid-server-broken' };
+    eval {
+        my $response = $ua->post("https://browserid.org/verify",
+                                 [assertion => $assertion, 
+                                  audience  => $audience]);
+
+        $info = decode_json($response->content());
+    };
+    
+    if ($info->{'status'} eq "okay" &&
+        $info->{'audience'} eq $audience &&
+        ($info->{'expires'} / 1000) > time())
+    {
+        my $login_data = {
+            'username' => $info->{'email'}
+        };
+
+        my $result = 
+                    Bugzilla::Auth::Verify->create_or_update_user($login_data);
+        return $result if $result->{'failure'};
+        
+        my $user = $result->{'user'};
+        
+        # You can restrict people in a particular group from logging in using
+        # BrowserID by making that group a member of a group called
+        # "no-browser-id".
+        #
+        # If you have your "createemailregexp" set up in such a way that a
+        # newly-created account is a member of "no-browser-id", this code will
+        # create an account for them and then fail their login. Which isn't
+        # great, but they can still use normal-Bugzilla-login password 
+        # recovery.
+        if ($user->in_group('no-browser-id')) {
+            # We use a custom error here, for greater clarity, rather than
+            # returning a failure code.
+            ThrowUserError('browserid_account_too_powerful');
+        }
+    
+        $login_data->{'user'} = $user;
+        $login_data->{'user_id'} = $user->id;
+        
+        return $login_data;
+    }
+    else {
+        return { failure => AUTH_LOGINFAILED };
+    }
+}
+
+# Pinched from Bugzilla::Auth::Login::CGI
+sub fail_nodata {
+    my ($self) = @_;
+    my $cgi = Bugzilla->cgi;
+    my $template = Bugzilla->template;
+
+    if (Bugzilla->usage_mode != USAGE_MODE_BROWSER) {
+        ThrowUserError('login_required');
+    }
+
+    print $cgi->header();
+    $template->process("account/auth/login.html.tmpl",
+                       { 'target' => $cgi->url(-relative=>1) }) 
+        || ThrowTemplateError($template->error());
+    exit;
+}
+
+1;