summaryrefslogtreecommitdiffstats
path: root/token.cgi
blob: 67f5e9e3d82e3a6fd778c00b78c548d1da1a4dba (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
#!/usr/bin/perl -T
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
#
# This Source Code Form is "Incompatible With Secondary Licenses", as
# defined by the Mozilla Public License, v. 2.0.

use 5.10.1;
use strict;
use warnings;

use lib qw(. lib local/lib/perl5);

use Bugzilla;
use Bugzilla::Constants;
use Bugzilla::Util;
use Bugzilla::Error;
use Bugzilla::Token;
use Bugzilla::User;

use Date::Format;
use Date::Parse;

local our $cgi = Bugzilla->cgi;
local our $template = Bugzilla->template;
local our $vars = {};

my $action = $cgi->param('a');
my $token = $cgi->param('t');

Bugzilla->login(LOGIN_OPTIONAL);

# Throw an error if the form does not contain an "action" field specifying
# what the user wants to do.
$action || ThrowUserError('unknown_action');

Bugzilla::Token::CleanTokenTable();
my ($user_id, $date, $data, $tokentype) = Bugzilla::Token::GetTokenData($token);

# Requesting a new password is the single action which doesn't require a token.
# XXX Ideally, these checks should be done inside the subroutines themselves.
unless ($action eq 'reqpw') {
    $tokentype || ThrowUserError("token_does_not_exist");

    # Make sure the token is the correct type for the action being taken.
    # The { user_error => 'wrong_token_for_*' } trick is to make 012throwables.t happy.
    my $error = {};
    if (grep($action eq $_ , qw(cfmpw cxlpw chgpw)) && $tokentype ne 'password') {
        $error = { user_error => 'wrong_token_for_changing_passwd' };
    }
    elsif ($action eq 'cxlem'
           && ($tokentype ne 'emailold' && $tokentype ne 'emailnew'))
    {
        $error = { user_error => 'wrong_token_for_cancelling_email_change' };
    }
    elsif (grep($action eq $_ , qw(cfmem chgem)) && $tokentype ne 'emailnew') {
        $error = { user_error => 'wrong_token_for_confirming_email_change' };
    }
    elsif ($action =~ /^(request|confirm|cancel)_new_account$/
           && $tokentype ne 'account')
    {
        $error = { user_error => 'wrong_token_for_creating_account' };
    }

    if (my $user_error = $error->{user_error}) {
        Bugzilla::Token::Cancel($token, $user_error);
        ThrowUserError($user_error);
    }
}

if ($action eq 'reqpw') {
    requestChangePassword();
}
elsif ($action eq 'cfmpw') {
    confirmChangePassword($token);
}
elsif ($action eq 'cxlpw') {
    cancelChangePassword($token);
}
elsif ($action eq 'chgpw') {
    changePassword($user_id, $token);
}
elsif ($action eq 'cfmem') {
    confirmChangeEmail($token);
}
elsif ($action eq 'cxlem') {
    cancelChangeEmail($user_id, $data, $tokentype, $token);
}
elsif ($action eq 'chgem') {
    changeEmail($user_id, $data, $token);
}
elsif ($action eq 'request_new_account') {
    request_create_account($date, $data, $token);
}
elsif ($action eq 'confirm_new_account') {
    confirm_create_account($data, $token);
}
elsif ($action eq 'cancel_new_account') {
    cancel_create_account($data, $token);
}
else {
    ThrowUserError('unknown_action', {action => $action});
}

exit;

################################################################################
# Functions
################################################################################

# If the user is requesting a password change, make sure they submitted
# their login name and it exists in the database, and that the DB module is in
# the list of allowed verification methods.
sub requestChangePassword {
    # check verification methods
    Bugzilla->user->authorizer->can_change_password
      || ThrowUserError("password_change_requests_not_allowed");

    # Check the hash token to make sure this user actually submitted
    # the forgotten password form.
    my $token = $cgi->param('token');
    check_hash_token($token, ['reqpw']);

    my $login_name = $cgi->param('loginname')
      or ThrowUserError("login_needed_for_password_change");

    check_email_syntax($login_name);
    my $user = new Bugzilla::User({ name => $login_name });

    # Make sure the user account is active.
    if ($user && !$user->is_enabled) {
        ThrowUserError('account_disabled',
                       {disabled_reason => get_text('account_disabled', {account => $login_name})});
    }

    Bugzilla::Token::IssuePasswordToken($user) if $user;

    $vars->{'message'} = "password_change_request";
    $vars->{'login_name'} = $login_name;

    print $cgi->header();
    $template->process("global/message.html.tmpl", $vars)
      || ThrowTemplateError($template->error());
}

sub confirmChangePassword {
    my $token = shift;
    $vars->{'token'} = $token;

    print $cgi->header();
    $template->process("account/password/set-forgotten-password.html.tmpl", $vars)
      || ThrowTemplateError($template->error());
}

sub cancelChangePassword {
    my $token = shift;
    $vars->{'message'} = "password_change_canceled";
    Bugzilla::Token::Cancel($token, $vars->{'message'});

    print $cgi->header();
    $template->process("global/message.html.tmpl", $vars)
      || ThrowTemplateError($template->error());
}

# If the user is changing their password, make sure they submitted a new
# password and that the new password is valid.
sub changePassword {
    my ($user_id, $token) = @_;
    my $dbh = Bugzilla->dbh;

    my $password = $cgi->param('password');
    (defined $password && defined $cgi->param('matchpassword'))
      || ThrowUserError("require_new_password");

    validate_password($password, $cgi->param('matchpassword'));
    # Make sure that these never show up in the UI under any circumstances.
    $cgi->delete('password', 'matchpassword');

    my $user = Bugzilla::User->check({ id => $user_id });
    $user->set_password($password);
    $user->update();
    delete_token($token);
    $dbh->do(q{DELETE FROM tokens WHERE userid = ?
               AND tokentype = 'password'}, undef, $user_id);

    Bugzilla->logout_user_by_id($user_id);

    $vars->{'message'} = "password_changed";

    print $cgi->header();
    $template->process("global/message.html.tmpl", $vars)
      || ThrowTemplateError($template->error());
}

sub confirmChangeEmail {
    my $token = shift;
    $vars->{'token'} = $token;

    print $cgi->header();
    $template->process("account/email/confirm.html.tmpl", $vars)
      || ThrowTemplateError($template->error());
}

sub changeEmail {
    my ($userid, $eventdata, $token) = @_;
    my $dbh = Bugzilla->dbh;
    my ($old_email, $new_email) = split(/:/,$eventdata);

    $dbh->bz_start_transaction();
    
    my $user = Bugzilla::User->check({ id => $userid });
    my $cgipassword  = $cgi->param('password');

    # Make sure the user who wants to change the email address
    # is the real account owner.
    $user->check_current_password($cgipassword);

    # The new email address should be available as this was 
    # confirmed initially so cancel token if it is not still available
    if (! is_available_username($new_email,$old_email)) {
        $vars->{'email'} = $new_email; # Needed for Bugzilla::Token::Cancel's mail
        Bugzilla::Token::Cancel($token, "account_exists", $vars);
        ThrowUserError("account_exists", { email => $new_email } );
    } 

    # Update the user's login name in the profiles table.
    $user->set_login($new_email);
    $user->update({ keep_session => 1, keep_tokens => 1 });
    delete_token($token);
    $dbh->do(q{DELETE FROM tokens WHERE userid = ?
               AND tokentype = 'emailnew'}, undef, $userid);

    $dbh->bz_commit_transaction();

    # Return HTTP response headers.
    print $cgi->header();

    # Let the user know their email address has been changed.
    $vars->{'message'} = "login_changed";

    $template->process("global/message.html.tmpl", $vars)
      || ThrowTemplateError($template->error());
}

sub cancelChangeEmail {
    my ($userid, $eventdata, $tokentype, $token) = @_;
    my $dbh = Bugzilla->dbh;

    $dbh->bz_start_transaction();

    my ($old_email, $new_email) = split(/:/,$eventdata);

    if ($tokentype eq "emailold") {
        $vars->{'message'} = "emailold_change_canceled";
        my $user = Bugzilla::User->check({ id => $userid });

        # check to see if it has been altered
        if ($user->login ne $old_email) {
            $user->set_login($old_email);
            $user->update({ keep_tokens => 1 });

            $vars->{'message'} = "email_change_canceled_reinstated";
        } 
    } 
    else {
        $vars->{'message'} = 'email_change_canceled'
     }

    $vars->{'old_email'} = $old_email;
    $vars->{'new_email'} = $new_email;
    Bugzilla::Token::Cancel($token, $vars->{'message'}, $vars);

    $dbh->do(q{DELETE FROM tokens WHERE userid = ?
               AND tokentype = 'emailold' OR tokentype = 'emailnew'},
             undef, $userid);

    $dbh->bz_commit_transaction();

    # Return HTTP response headers.
    print $cgi->header();

    $template->process("global/message.html.tmpl", $vars)
      || ThrowTemplateError($template->error());
}

sub request_create_account {
    my ($date, $login_name, $token) = @_;

    Bugzilla->user->check_account_creation_enabled;

    $vars->{'token'} = $token;
    $vars->{'email'} = $login_name . Bugzilla->params->{'emailsuffix'};
    $vars->{'expiration_ts'} = ctime(str2time($date) + MAX_TOKEN_AGE * 86400);

    print $cgi->header();
    $template->process('account/email/confirm-new.html.tmpl', $vars)
      || ThrowTemplateError($template->error());
}

sub confirm_create_account {
    my ($login_name, $token) = @_;

    Bugzilla->user->check_account_creation_enabled;

    my $password = $cgi->param('passwd1') || '';
    validate_password($password, $cgi->param('passwd2') || '');
    # Make sure that these never show up anywhere in the UI.
    $cgi->delete('passwd1', 'passwd2');

    my $otheruser = Bugzilla::User->create({
        login_name => $login_name, 
        realname   => scalar $cgi->param('realname'),
        cryptpassword => $password});

    # Now delete this token.
    delete_token($token);

    # Let the user know that their user account has been successfully created.
    $vars->{'message'} = 'account_created';
    $vars->{'otheruser'} = $otheruser;

    # Log in the new user using credentials they just gave.
    $cgi->param('Bugzilla_login', $otheruser->login);
    $cgi->param('Bugzilla_password', $password);
    Bugzilla->login(LOGIN_OPTIONAL);

    print $cgi->header();

    $template->process('index.html.tmpl', $vars)
      || ThrowTemplateError($template->error());
}

sub cancel_create_account {
    my ($login_name, $token) = @_;

    $vars->{'message'} = 'account_creation_canceled';
    $vars->{'account'} = $login_name;
    Bugzilla::Token::Cancel($token, $vars->{'message'});

    print $cgi->header();
    $template->process('global/message.html.tmpl', $vars)
      || ThrowTemplateError($template->error());
}