summaryrefslogtreecommitdiff
path: root/includes/specials/SpecialChangeEmail.php
blob: 22df04e82887e7be23fd0c905c928ac4ca5b5997 (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
<?php
/**
 * Implements Special:ChangeEmail
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 * http://www.gnu.org/copyleft/gpl.html
 *
 * @file
 * @ingroup SpecialPage
 */

/**
 * Let users change their email address.
 *
 * @ingroup SpecialPage
 */
class SpecialChangeEmail extends FormSpecialPage {
	/**
	 * @var Status
	 */
	private $status;

	public function __construct() {
		parent::__construct( 'ChangeEmail', 'editmyprivateinfo' );
	}

	/**
	 * @return bool
	 */
	public function isListed() {
		global $wgAuth;

		return $wgAuth->allowPropChange( 'emailaddress' );
	}

	/**
	 * Main execution point
	 * @param string $par
	 */
	function execute( $par ) {
		$out = $this->getOutput();
		$out->disallowUserJs();
		$out->addModules( 'mediawiki.special.changeemail' );

		parent::execute( $par );
	}

	protected function checkExecutePermissions( User $user ) {
		global $wgAuth;

		if ( !$wgAuth->allowPropChange( 'emailaddress' ) ) {
			throw new ErrorPageError( 'changeemail', 'cannotchangeemail' );
		}

		$this->requireLogin( 'changeemail-no-info' );

		// This could also let someone check the current email address, so
		// require both permissions.
		if ( !$this->getUser()->isAllowed( 'viewmyprivateinfo' ) ) {
			throw new PermissionsError( 'viewmyprivateinfo' );
		}

		parent::checkExecutePermissions( $user );
	}

	protected function getFormFields() {
		$user = $this->getUser();

		$fields = array(
			'Name' => array(
				'type' => 'info',
				'label-message' => 'username',
				'default' => $user->getName(),
			),
			'OldEmail' => array(
				'type' => 'info',
				'label-message' => 'changeemail-oldemail',
				'default' => $user->getEmail() ?: $this->msg( 'changeemail-none' )->text(),
			),
			'NewEmail' => array(
				'type' => 'email',
				'label-message' => 'changeemail-newemail',
				'autofocus' => true
			),
		);

		if ( $this->getConfig()->get( 'RequirePasswordforEmailChange' ) ) {
			$fields['Password'] = array(
				'type' => 'password',
				'label-message' => 'changeemail-password'
			);
		}

		return $fields;
	}

	protected function getDisplayFormat() {
		return 'ooui';
	}

	protected function alterForm( HTMLForm $form ) {
		$form->setId( 'mw-changeemail-form' );
		$form->setTableId( 'mw-changeemail-table' );
		$form->setSubmitTextMsg( 'changeemail-submit' );
		$form->addHiddenFields( $this->getRequest()->getValues( 'returnto', 'returntoquery' ) );
	}

	public function onSubmit( array $data ) {
		$password = isset( $data['Password'] ) ? $data['Password'] : null;
		$status = $this->attemptChange( $this->getUser(), $password, $data['NewEmail'] );

		$this->status = $status;

		return $status;
	}

	public function onSuccess() {
		$request = $this->getRequest();

		$returnto = $request->getVal( 'returnto' );
		$titleObj = $returnto !== null ? Title::newFromText( $returnto ) : null;
		if ( !$titleObj instanceof Title ) {
			$titleObj = Title::newMainPage();
		}
		$query = $request->getVal( 'returntoquery' );

		if ( $this->status->value === true ) {
			$this->getOutput()->redirect( $titleObj->getFullURL( $query ) );
		} elseif ( $this->status->value === 'eauth' ) {
			# Notify user that a confirmation email has been sent...
			$this->getOutput()->wrapWikiMsg( "<div class='error' style='clear: both;'>\n$1\n</div>",
				'eauthentsent', $this->getUser()->getName() );
			// just show the link to go back
			$this->getOutput()->addReturnTo( $titleObj, wfCgiToArray( $query ) );
		}
	}

	/**
	 * @param User $user
	 * @param string $pass
	 * @param string $newaddr
	 * @return Status
	 */
	private function attemptChange( User $user, $pass, $newaddr ) {
		global $wgAuth;

		if ( $newaddr != '' && !Sanitizer::validateEmail( $newaddr ) ) {
			return Status::newFatal( 'invalidemailaddress' );
		}

		if ( $newaddr === $user->getEmail() ) {
			return Status::newFatal( 'changeemail-nochange' );
		}

		$throttleCount = LoginForm::incLoginThrottle( $user->getName() );
		if ( $throttleCount === true ) {
			$lang = $this->getLanguage();
			$throttleInfo = $this->getConfig()->get( 'PasswordAttemptThrottle' );
			return Status::newFatal(
				'changeemail-throttled',
				$lang->formatDuration( $throttleInfo['seconds'] )
			);
		}

		if ( $this->getConfig()->get( 'RequirePasswordforEmailChange' )
			&& !$user->checkTemporaryPassword( $pass )
			&& !$user->checkPassword( $pass )
		) {
			return Status::newFatal( 'wrongpassword' );
		}

		if ( $throttleCount ) {
			LoginForm::clearLoginThrottle( $user->getName() );
		}

		$oldaddr = $user->getEmail();
		$status = $user->setEmailWithConfirmation( $newaddr );
		if ( !$status->isGood() ) {
			return $status;
		}

		Hooks::run( 'PrefsEmailAudit', array( $user, $oldaddr, $newaddr ) );

		$user->saveSettings();

		$wgAuth->updateExternalDB( $user );

		return $status;
	}

	public function requiresUnblock() {
		return false;
	}

	protected function getGroupName() {
		return 'users';
	}
}