angelovcom.net

Unnamed repository; edit this file 'description' to name the repository.
Log | Files | Refs

wp-login.php (45463B)

      1 <?php
      2 /**
      3  * WordPress User Page
      4  *
      5  * Handles authentication, registering, resetting passwords, forgot password,
      6  * and other user handling.
      7  *
      8  * @package WordPress
      9  */
     10 
     11 /** Make sure that the WordPress bootstrap has run before continuing. */
     12 require __DIR__ . '/wp-load.php';
     13 
     14 // Redirect to HTTPS login if forced to use SSL.
     15 if ( force_ssl_admin() && ! is_ssl() ) {
     16 	if ( 0 === strpos( $_SERVER['REQUEST_URI'], 'http' ) ) {
     17 		wp_safe_redirect( set_url_scheme( $_SERVER['REQUEST_URI'], 'https' ) );
     18 		exit;
     19 	} else {
     20 		wp_safe_redirect( 'https://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] );
     21 		exit;
     22 	}
     23 }
     24 
     25 /**
     26  * Output the login page header.
     27  *
     28  * @since 2.1.0
     29  *
     30  * @global string      $error         Login error message set by deprecated pluggable wp_login() function
     31  *                                    or plugins replacing it.
     32  * @global bool|string $interim_login Whether interim login modal is being displayed. String 'success'
     33  *                                    upon successful login.
     34  * @global string      $action        The action that brought the visitor to the login page.
     35  *
     36  * @param string   $title    Optional. WordPress login Page title to display in the `<title>` element.
     37  *                           Default 'Log In'.
     38  * @param string   $message  Optional. Message to display in header. Default empty.
     39  * @param WP_Error $wp_error Optional. The error to pass. Default is a WP_Error instance.
     40  */
     41 function login_header( $title = 'Log In', $message = '', $wp_error = null ) {
     42 	global $error, $interim_login, $action;
     43 
     44 	// Don't index any of these forms.
     45 	add_filter( 'wp_robots', 'wp_robots_sensitive_page' );
     46 	add_action( 'login_head', 'wp_strict_cross_origin_referrer' );
     47 
     48 	add_action( 'login_head', 'wp_login_viewport_meta' );
     49 
     50 	if ( ! is_wp_error( $wp_error ) ) {
     51 		$wp_error = new WP_Error();
     52 	}
     53 
     54 	// Shake it!
     55 	$shake_error_codes = array( 'empty_password', 'empty_email', 'invalid_email', 'invalidcombo', 'empty_username', 'invalid_username', 'incorrect_password', 'retrieve_password_email_failure' );
     56 	/**
     57 	 * Filters the error codes array for shaking the login form.
     58 	 *
     59 	 * @since 3.0.0
     60 	 *
     61 	 * @param array $shake_error_codes Error codes that shake the login form.
     62 	 */
     63 	$shake_error_codes = apply_filters( 'shake_error_codes', $shake_error_codes );
     64 
     65 	if ( $shake_error_codes && $wp_error->has_errors() && in_array( $wp_error->get_error_code(), $shake_error_codes, true ) ) {
     66 		add_action( 'login_footer', 'wp_shake_js', 12 );
     67 	}
     68 
     69 	$login_title = get_bloginfo( 'name', 'display' );
     70 
     71 	/* translators: Login screen title. 1: Login screen name, 2: Network or site name. */
     72 	$login_title = sprintf( __( '%1$s &lsaquo; %2$s &#8212; WordPress' ), $title, $login_title );
     73 
     74 	if ( wp_is_recovery_mode() ) {
     75 		/* translators: %s: Login screen title. */
     76 		$login_title = sprintf( __( 'Recovery Mode &#8212; %s' ), $login_title );
     77 	}
     78 
     79 	/**
     80 	 * Filters the title tag content for login page.
     81 	 *
     82 	 * @since 4.9.0
     83 	 *
     84 	 * @param string $login_title The page title, with extra context added.
     85 	 * @param string $title       The original page title.
     86 	 */
     87 	$login_title = apply_filters( 'login_title', $login_title, $title );
     88 
     89 	?><!DOCTYPE html>
     90 	<html <?php language_attributes(); ?>>
     91 	<head>
     92 	<meta http-equiv="Content-Type" content="<?php bloginfo( 'html_type' ); ?>; charset=<?php bloginfo( 'charset' ); ?>" />
     93 	<title><?php echo $login_title; ?></title>
     94 	<?php
     95 
     96 	wp_enqueue_style( 'login' );
     97 
     98 	/*
     99 	 * Remove all stored post data on logging out.
    100 	 * This could be added by add_action('login_head'...) like wp_shake_js(),
    101 	 * but maybe better if it's not removable by plugins.
    102 	 */
    103 	if ( 'loggedout' === $wp_error->get_error_code() ) {
    104 		?>
    105 		<script>if("sessionStorage" in window){try{for(var key in sessionStorage){if(key.indexOf("wp-autosave-")!=-1){sessionStorage.removeItem(key)}}}catch(e){}};</script>
    106 		<?php
    107 	}
    108 
    109 	/**
    110 	 * Enqueue scripts and styles for the login page.
    111 	 *
    112 	 * @since 3.1.0
    113 	 */
    114 	do_action( 'login_enqueue_scripts' );
    115 
    116 	/**
    117 	 * Fires in the login page header after scripts are enqueued.
    118 	 *
    119 	 * @since 2.1.0
    120 	 */
    121 	do_action( 'login_head' );
    122 
    123 	$login_header_url = __( 'https://wordpress.org/' );
    124 
    125 	/**
    126 	 * Filters link URL of the header logo above login form.
    127 	 *
    128 	 * @since 2.1.0
    129 	 *
    130 	 * @param string $login_header_url Login header logo URL.
    131 	 */
    132 	$login_header_url = apply_filters( 'login_headerurl', $login_header_url );
    133 
    134 	$login_header_title = '';
    135 
    136 	/**
    137 	 * Filters the title attribute of the header logo above login form.
    138 	 *
    139 	 * @since 2.1.0
    140 	 * @deprecated 5.2.0 Use {@see 'login_headertext'} instead.
    141 	 *
    142 	 * @param string $login_header_title Login header logo title attribute.
    143 	 */
    144 	$login_header_title = apply_filters_deprecated(
    145 		'login_headertitle',
    146 		array( $login_header_title ),
    147 		'5.2.0',
    148 		'login_headertext',
    149 		__( 'Usage of the title attribute on the login logo is not recommended for accessibility reasons. Use the link text instead.' )
    150 	);
    151 
    152 	$login_header_text = empty( $login_header_title ) ? __( 'Powered by WordPress' ) : $login_header_title;
    153 
    154 	/**
    155 	 * Filters the link text of the header logo above the login form.
    156 	 *
    157 	 * @since 5.2.0
    158 	 *
    159 	 * @param string $login_header_text The login header logo link text.
    160 	 */
    161 	$login_header_text = apply_filters( 'login_headertext', $login_header_text );
    162 
    163 	$classes = array( 'login-action-' . $action, 'wp-core-ui' );
    164 
    165 	if ( is_rtl() ) {
    166 		$classes[] = 'rtl';
    167 	}
    168 
    169 	if ( $interim_login ) {
    170 		$classes[] = 'interim-login';
    171 
    172 		?>
    173 		<style type="text/css">html{background-color: transparent;}</style>
    174 		<?php
    175 
    176 		if ( 'success' === $interim_login ) {
    177 			$classes[] = 'interim-login-success';
    178 		}
    179 	}
    180 
    181 	$classes[] = ' locale-' . sanitize_html_class( strtolower( str_replace( '_', '-', get_locale() ) ) );
    182 
    183 	/**
    184 	 * Filters the login page body classes.
    185 	 *
    186 	 * @since 3.5.0
    187 	 *
    188 	 * @param array  $classes An array of body classes.
    189 	 * @param string $action  The action that brought the visitor to the login page.
    190 	 */
    191 	$classes = apply_filters( 'login_body_class', $classes, $action );
    192 
    193 	?>
    194 	</head>
    195 	<body class="login no-js <?php echo esc_attr( implode( ' ', $classes ) ); ?>">
    196 	<script type="text/javascript">
    197 		document.body.className = document.body.className.replace('no-js','js');
    198 	</script>
    199 	<?php
    200 	/**
    201 	 * Fires in the login page header after the body tag is opened.
    202 	 *
    203 	 * @since 4.6.0
    204 	 */
    205 	do_action( 'login_header' );
    206 
    207 	?>
    208 	<div id="login">
    209 		<h1><a href="<?php echo esc_url( $login_header_url ); ?>"><?php echo $login_header_text; ?></a></h1>
    210 	<?php
    211 	/**
    212 	 * Filters the message to display above the login form.
    213 	 *
    214 	 * @since 2.1.0
    215 	 *
    216 	 * @param string $message Login message text.
    217 	 */
    218 	$message = apply_filters( 'login_message', $message );
    219 
    220 	if ( ! empty( $message ) ) {
    221 		echo $message . "\n";
    222 	}
    223 
    224 	// In case a plugin uses $error rather than the $wp_errors object.
    225 	if ( ! empty( $error ) ) {
    226 		$wp_error->add( 'error', $error );
    227 		unset( $error );
    228 	}
    229 
    230 	if ( $wp_error->has_errors() ) {
    231 		$errors   = '';
    232 		$messages = '';
    233 
    234 		foreach ( $wp_error->get_error_codes() as $code ) {
    235 			$severity = $wp_error->get_error_data( $code );
    236 			foreach ( $wp_error->get_error_messages( $code ) as $error_message ) {
    237 				if ( 'message' === $severity ) {
    238 					$messages .= '	' . $error_message . "<br />\n";
    239 				} else {
    240 					$errors .= '	' . $error_message . "<br />\n";
    241 				}
    242 			}
    243 		}
    244 
    245 		if ( ! empty( $errors ) ) {
    246 			/**
    247 			 * Filters the error messages displayed above the login form.
    248 			 *
    249 			 * @since 2.1.0
    250 			 *
    251 			 * @param string $errors Login error message.
    252 			 */
    253 			echo '<div id="login_error">' . apply_filters( 'login_errors', $errors ) . "</div>\n";
    254 		}
    255 
    256 		if ( ! empty( $messages ) ) {
    257 			/**
    258 			 * Filters instructional messages displayed above the login form.
    259 			 *
    260 			 * @since 2.5.0
    261 			 *
    262 			 * @param string $messages Login messages.
    263 			 */
    264 			echo '<p class="message">' . apply_filters( 'login_messages', $messages ) . "</p>\n";
    265 		}
    266 	}
    267 } // End of login_header().
    268 
    269 /**
    270  * Outputs the footer for the login page.
    271  *
    272  * @since 3.1.0
    273  *
    274  * @global bool|string $interim_login Whether interim login modal is being displayed. String 'success'
    275  *                                    upon successful login.
    276  *
    277  * @param string $input_id Which input to auto-focus.
    278  */
    279 function login_footer( $input_id = '' ) {
    280 	global $interim_login;
    281 
    282 	// Don't allow interim logins to navigate away from the page.
    283 	if ( ! $interim_login ) {
    284 		?>
    285 		<p id="backtoblog">
    286 			<?php
    287 			$html_link = sprintf(
    288 				'<a href="%s">%s</a>',
    289 				esc_url( home_url( '/' ) ),
    290 				sprintf(
    291 					/* translators: %s: Site title. */
    292 					_x( '&larr; Go to %s', 'site' ),
    293 					get_bloginfo( 'title', 'display' )
    294 				)
    295 			);
    296 			/**
    297 			 * Filter the "Go to site" link displayed in the login page footer.
    298 			 *
    299 			 * @since 5.7.0
    300 			 *
    301 			 * @param string $link HTML link to the home URL of the current site.
    302 			 */
    303 			echo apply_filters( 'login_site_html_link', $html_link );
    304 			?>
    305 		</p>
    306 		<?php
    307 
    308 		the_privacy_policy_link( '<div class="privacy-policy-page-link">', '</div>' );
    309 	}
    310 
    311 	?>
    312 	</div><?php // End of <div id="login">. ?>
    313 
    314 	<?php
    315 
    316 	if ( ! empty( $input_id ) ) {
    317 		?>
    318 		<script type="text/javascript">
    319 		try{document.getElementById('<?php echo $input_id; ?>').focus();}catch(e){}
    320 		if(typeof wpOnload==='function')wpOnload();
    321 		</script>
    322 		<?php
    323 	}
    324 
    325 	/**
    326 	 * Fires in the login page footer.
    327 	 *
    328 	 * @since 3.1.0
    329 	 */
    330 	do_action( 'login_footer' );
    331 
    332 	?>
    333 	<div class="clear"></div>
    334 	</body>
    335 	</html>
    336 	<?php
    337 }
    338 
    339 /**
    340  * Outputs the JavaScript to handle the form shaking on the login page.
    341  *
    342  * @since 3.0.0
    343  */
    344 function wp_shake_js() {
    345 	?>
    346 	<script type="text/javascript">
    347 	document.querySelector('form').classList.add('shake');
    348 	</script>
    349 	<?php
    350 }
    351 
    352 /**
    353  * Outputs the viewport meta tag for the login page.
    354  *
    355  * @since 3.7.0
    356  */
    357 function wp_login_viewport_meta() {
    358 	?>
    359 	<meta name="viewport" content="width=device-width" />
    360 	<?php
    361 }
    362 
    363 //
    364 // Main.
    365 //
    366 
    367 $action = isset( $_REQUEST['action'] ) ? $_REQUEST['action'] : 'login';
    368 $errors = new WP_Error();
    369 
    370 if ( isset( $_GET['key'] ) ) {
    371 	$action = 'resetpass';
    372 }
    373 
    374 if ( isset( $_GET['checkemail'] ) ) {
    375 	$action = 'checkemail';
    376 }
    377 
    378 $default_actions = array(
    379 	'confirm_admin_email',
    380 	'postpass',
    381 	'logout',
    382 	'lostpassword',
    383 	'retrievepassword',
    384 	'resetpass',
    385 	'rp',
    386 	'register',
    387 	'checkemail',
    388 	'confirmaction',
    389 	'login',
    390 	WP_Recovery_Mode_Link_Service::LOGIN_ACTION_ENTERED,
    391 );
    392 
    393 // Validate action so as to default to the login screen.
    394 if ( ! in_array( $action, $default_actions, true ) && false === has_filter( 'login_form_' . $action ) ) {
    395 	$action = 'login';
    396 }
    397 
    398 nocache_headers();
    399 
    400 header( 'Content-Type: ' . get_bloginfo( 'html_type' ) . '; charset=' . get_bloginfo( 'charset' ) );
    401 
    402 if ( defined( 'RELOCATE' ) && RELOCATE ) { // Move flag is set.
    403 	if ( isset( $_SERVER['PATH_INFO'] ) && ( $_SERVER['PATH_INFO'] !== $_SERVER['PHP_SELF'] ) ) {
    404 		$_SERVER['PHP_SELF'] = str_replace( $_SERVER['PATH_INFO'], '', $_SERVER['PHP_SELF'] );
    405 	}
    406 
    407 	$url = dirname( set_url_scheme( 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF'] ) );
    408 
    409 	if ( get_option( 'siteurl' ) !== $url ) {
    410 		update_option( 'siteurl', $url );
    411 	}
    412 }
    413 
    414 // Set a cookie now to see if they are supported by the browser.
    415 $secure = ( 'https' === parse_url( wp_login_url(), PHP_URL_SCHEME ) );
    416 setcookie( TEST_COOKIE, 'WP Cookie check', 0, COOKIEPATH, COOKIE_DOMAIN, $secure );
    417 
    418 if ( SITECOOKIEPATH !== COOKIEPATH ) {
    419 	setcookie( TEST_COOKIE, 'WP Cookie check', 0, SITECOOKIEPATH, COOKIE_DOMAIN, $secure );
    420 }
    421 
    422 /**
    423  * Fires when the login form is initialized.
    424  *
    425  * @since 3.2.0
    426  */
    427 do_action( 'login_init' );
    428 
    429 /**
    430  * Fires before a specified login form action.
    431  *
    432  * The dynamic portion of the hook name, `$action`, refers to the action
    433  * that brought the visitor to the login form.
    434  *
    435  * Possible hook names include:
    436  *
    437  *  - 'login_form_checkemail'
    438  *  - 'login_form_confirm_admin_email'
    439  *  - 'login_form_confirmaction'
    440  *  - 'login_form_entered_recovery_mode'
    441  *  - 'login_form_login'
    442  *  - 'login_form_logout'
    443  *  - 'login_form_lostpassword'
    444  *  - 'login_form_postpass'
    445  *  - 'login_form_register'
    446  *  - 'login_form_resetpass'
    447  *  - 'login_form_retrievepassword'
    448  *  - 'login_form_rp'
    449  *
    450  * @since 2.8.0
    451  */
    452 do_action( "login_form_{$action}" );
    453 
    454 $http_post     = ( 'POST' === $_SERVER['REQUEST_METHOD'] );
    455 $interim_login = isset( $_REQUEST['interim-login'] );
    456 
    457 /**
    458  * Filters the separator used between login form navigation links.
    459  *
    460  * @since 4.9.0
    461  *
    462  * @param string $login_link_separator The separator used between login form navigation links.
    463  */
    464 $login_link_separator = apply_filters( 'login_link_separator', ' | ' );
    465 
    466 switch ( $action ) {
    467 
    468 	case 'confirm_admin_email':
    469 		/*
    470 		 * Note that `is_user_logged_in()` will return false immediately after logging in
    471 		 * as the current user is not set, see wp-includes/pluggable.php.
    472 		 * However this action runs on a redirect after logging in.
    473 		 */
    474 		if ( ! is_user_logged_in() ) {
    475 			wp_safe_redirect( wp_login_url() );
    476 			exit;
    477 		}
    478 
    479 		if ( ! empty( $_REQUEST['redirect_to'] ) ) {
    480 			$redirect_to = $_REQUEST['redirect_to'];
    481 		} else {
    482 			$redirect_to = admin_url();
    483 		}
    484 
    485 		if ( current_user_can( 'manage_options' ) ) {
    486 			$admin_email = get_option( 'admin_email' );
    487 		} else {
    488 			wp_safe_redirect( $redirect_to );
    489 			exit;
    490 		}
    491 
    492 		/**
    493 		 * Filters the interval for dismissing the admin email confirmation screen.
    494 		 *
    495 		 * If `0` (zero) is returned, the "Remind me later" link will not be displayed.
    496 		 *
    497 		 * @since 5.3.1
    498 		 *
    499 		 * @param int $interval Interval time (in seconds). Default is 3 days.
    500 		 */
    501 		$remind_interval = (int) apply_filters( 'admin_email_remind_interval', 3 * DAY_IN_SECONDS );
    502 
    503 		if ( ! empty( $_GET['remind_me_later'] ) ) {
    504 			if ( ! wp_verify_nonce( $_GET['remind_me_later'], 'remind_me_later_nonce' ) ) {
    505 				wp_safe_redirect( wp_login_url() );
    506 				exit;
    507 			}
    508 
    509 			if ( $remind_interval > 0 ) {
    510 				update_option( 'admin_email_lifespan', time() + $remind_interval );
    511 			}
    512 
    513 			$redirect_to = add_query_arg( 'admin_email_remind_later', 1, $redirect_to );
    514 			wp_safe_redirect( $redirect_to );
    515 			exit;
    516 		}
    517 
    518 		if ( ! empty( $_POST['correct-admin-email'] ) ) {
    519 			if ( ! check_admin_referer( 'confirm_admin_email', 'confirm_admin_email_nonce' ) ) {
    520 				wp_safe_redirect( wp_login_url() );
    521 				exit;
    522 			}
    523 
    524 			/**
    525 			 * Filters the interval for redirecting the user to the admin email confirmation screen.
    526 			 *
    527 			 * If `0` (zero) is returned, the user will not be redirected.
    528 			 *
    529 			 * @since 5.3.0
    530 			 *
    531 			 * @param int $interval Interval time (in seconds). Default is 6 months.
    532 			 */
    533 			$admin_email_check_interval = (int) apply_filters( 'admin_email_check_interval', 6 * MONTH_IN_SECONDS );
    534 
    535 			if ( $admin_email_check_interval > 0 ) {
    536 				update_option( 'admin_email_lifespan', time() + $admin_email_check_interval );
    537 			}
    538 
    539 			wp_safe_redirect( $redirect_to );
    540 			exit;
    541 		}
    542 
    543 		login_header( __( 'Confirm your administration email' ), '', $errors );
    544 
    545 		/**
    546 		 * Fires before the admin email confirm form.
    547 		 *
    548 		 * @since 5.3.0
    549 		 *
    550 		 * @param WP_Error $errors A `WP_Error` object containing any errors generated by using invalid
    551 		 *                         credentials. Note that the error object may not contain any errors.
    552 		 */
    553 		do_action( 'admin_email_confirm', $errors );
    554 
    555 		?>
    556 
    557 		<form class="admin-email-confirm-form" name="admin-email-confirm-form" action="<?php echo esc_url( site_url( 'wp-login.php?action=confirm_admin_email', 'login_post' ) ); ?>" method="post">
    558 			<?php
    559 			/**
    560 			 * Fires inside the admin-email-confirm-form form tags, before the hidden fields.
    561 			 *
    562 			 * @since 5.3.0
    563 			 */
    564 			do_action( 'admin_email_confirm_form' );
    565 
    566 			wp_nonce_field( 'confirm_admin_email', 'confirm_admin_email_nonce' );
    567 
    568 			?>
    569 			<input type="hidden" name="redirect_to" value="<?php echo esc_attr( $redirect_to ); ?>" />
    570 
    571 			<h1 class="admin-email__heading">
    572 				<?php _e( 'Administration email verification' ); ?>
    573 			</h1>
    574 			<p class="admin-email__details">
    575 				<?php _e( 'Please verify that the <strong>administration email</strong> for this website is still correct.' ); ?>
    576 				<?php
    577 
    578 				/* translators: URL to the WordPress help section about admin email. */
    579 				$admin_email_help_url = __( 'https://wordpress.org/support/article/settings-general-screen/#email-address' );
    580 
    581 				/* translators: Accessibility text. */
    582 				$accessibility_text = sprintf( '<span class="screen-reader-text"> %s</span>', __( '(opens in a new tab)' ) );
    583 
    584 				printf(
    585 					'<a href="%s" rel="noopener" target="_blank">%s%s</a>',
    586 					esc_url( $admin_email_help_url ),
    587 					__( 'Why is this important?' ),
    588 					$accessibility_text
    589 				);
    590 
    591 				?>
    592 			</p>
    593 			<p class="admin-email__details">
    594 				<?php
    595 
    596 				printf(
    597 					/* translators: %s: Admin email address. */
    598 					__( 'Current administration email: %s' ),
    599 					'<strong>' . esc_html( $admin_email ) . '</strong>'
    600 				);
    601 
    602 				?>
    603 			</p>
    604 			<p class="admin-email__details">
    605 				<?php _e( 'This email may be different from your personal email address.' ); ?>
    606 			</p>
    607 
    608 			<div class="admin-email__actions">
    609 				<div class="admin-email__actions-primary">
    610 					<?php
    611 
    612 					$change_link = admin_url( 'options-general.php' );
    613 					$change_link = add_query_arg( 'highlight', 'confirm_admin_email', $change_link );
    614 
    615 					?>
    616 					<a class="button button-large" href="<?php echo esc_url( $change_link ); ?>"><?php _e( 'Update' ); ?></a>
    617 					<input type="submit" name="correct-admin-email" id="correct-admin-email" class="button button-primary button-large" value="<?php esc_attr_e( 'The email is correct' ); ?>" />
    618 				</div>
    619 				<?php if ( $remind_interval > 0 ) : ?>
    620 					<div class="admin-email__actions-secondary">
    621 						<?php
    622 
    623 						$remind_me_link = wp_login_url( $redirect_to );
    624 						$remind_me_link = add_query_arg(
    625 							array(
    626 								'action'          => 'confirm_admin_email',
    627 								'remind_me_later' => wp_create_nonce( 'remind_me_later_nonce' ),
    628 							),
    629 							$remind_me_link
    630 						);
    631 
    632 						?>
    633 						<a href="<?php echo esc_url( $remind_me_link ); ?>"><?php _e( 'Remind me later' ); ?></a>
    634 					</div>
    635 				<?php endif; ?>
    636 			</div>
    637 		</form>
    638 
    639 		<?php
    640 
    641 		login_footer();
    642 		break;
    643 
    644 	case 'postpass':
    645 		if ( ! array_key_exists( 'post_password', $_POST ) ) {
    646 			wp_safe_redirect( wp_get_referer() );
    647 			exit;
    648 		}
    649 
    650 		require_once ABSPATH . WPINC . '/class-phpass.php';
    651 		$hasher = new PasswordHash( 8, true );
    652 
    653 		/**
    654 		 * Filters the life span of the post password cookie.
    655 		 *
    656 		 * By default, the cookie expires 10 days from creation. To turn this
    657 		 * into a session cookie, return 0.
    658 		 *
    659 		 * @since 3.7.0
    660 		 *
    661 		 * @param int $expires The expiry time, as passed to setcookie().
    662 		 */
    663 		$expire  = apply_filters( 'post_password_expires', time() + 10 * DAY_IN_SECONDS );
    664 		$referer = wp_get_referer();
    665 
    666 		if ( $referer ) {
    667 			$secure = ( 'https' === parse_url( $referer, PHP_URL_SCHEME ) );
    668 		} else {
    669 			$secure = false;
    670 		}
    671 
    672 		setcookie( 'wp-postpass_' . COOKIEHASH, $hasher->HashPassword( wp_unslash( $_POST['post_password'] ) ), $expire, COOKIEPATH, COOKIE_DOMAIN, $secure );
    673 
    674 		wp_safe_redirect( wp_get_referer() );
    675 		exit;
    676 
    677 	case 'logout':
    678 		check_admin_referer( 'log-out' );
    679 
    680 		$user = wp_get_current_user();
    681 
    682 		wp_logout();
    683 
    684 		if ( ! empty( $_REQUEST['redirect_to'] ) ) {
    685 			$redirect_to           = $_REQUEST['redirect_to'];
    686 			$requested_redirect_to = $redirect_to;
    687 		} else {
    688 			$redirect_to = add_query_arg(
    689 				array(
    690 					'loggedout' => 'true',
    691 					'wp_lang'   => get_user_locale( $user ),
    692 				),
    693 				wp_login_url()
    694 			);
    695 
    696 			$requested_redirect_to = '';
    697 		}
    698 
    699 		/**
    700 		 * Filters the log out redirect URL.
    701 		 *
    702 		 * @since 4.2.0
    703 		 *
    704 		 * @param string  $redirect_to           The redirect destination URL.
    705 		 * @param string  $requested_redirect_to The requested redirect destination URL passed as a parameter.
    706 		 * @param WP_User $user                  The WP_User object for the user that's logging out.
    707 		 */
    708 		$redirect_to = apply_filters( 'logout_redirect', $redirect_to, $requested_redirect_to, $user );
    709 
    710 		wp_safe_redirect( $redirect_to );
    711 		exit;
    712 
    713 	case 'lostpassword':
    714 	case 'retrievepassword':
    715 		if ( $http_post ) {
    716 			$errors = retrieve_password();
    717 
    718 			if ( ! is_wp_error( $errors ) ) {
    719 				$redirect_to = ! empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : 'wp-login.php?checkemail=confirm';
    720 				wp_safe_redirect( $redirect_to );
    721 				exit;
    722 			}
    723 		}
    724 
    725 		if ( isset( $_GET['error'] ) ) {
    726 			if ( 'invalidkey' === $_GET['error'] ) {
    727 				$errors->add( 'invalidkey', __( '<strong>Error</strong>: Your password reset link appears to be invalid. Please request a new link below.' ) );
    728 			} elseif ( 'expiredkey' === $_GET['error'] ) {
    729 				$errors->add( 'expiredkey', __( '<strong>Error</strong>: Your password reset link has expired. Please request a new link below.' ) );
    730 			}
    731 		}
    732 
    733 		$lostpassword_redirect = ! empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '';
    734 		/**
    735 		 * Filters the URL redirected to after submitting the lostpassword/retrievepassword form.
    736 		 *
    737 		 * @since 3.0.0
    738 		 *
    739 		 * @param string $lostpassword_redirect The redirect destination URL.
    740 		 */
    741 		$redirect_to = apply_filters( 'lostpassword_redirect', $lostpassword_redirect );
    742 
    743 		/**
    744 		 * Fires before the lost password form.
    745 		 *
    746 		 * @since 1.5.1
    747 		 * @since 5.1.0 Added the `$errors` parameter.
    748 		 *
    749 		 * @param WP_Error $errors A `WP_Error` object containing any errors generated by using invalid
    750 		 *                         credentials. Note that the error object may not contain any errors.
    751 		 */
    752 		do_action( 'lost_password', $errors );
    753 
    754 		login_header( __( 'Lost Password' ), '<p class="message">' . __( 'Please enter your username or email address. You will receive an email message with instructions on how to reset your password.' ) . '</p>', $errors );
    755 
    756 		$user_login = '';
    757 
    758 		if ( isset( $_POST['user_login'] ) && is_string( $_POST['user_login'] ) ) {
    759 			$user_login = wp_unslash( $_POST['user_login'] );
    760 		}
    761 
    762 		?>
    763 
    764 		<form name="lostpasswordform" id="lostpasswordform" action="<?php echo esc_url( network_site_url( 'wp-login.php?action=lostpassword', 'login_post' ) ); ?>" method="post">
    765 			<p>
    766 				<label for="user_login"><?php _e( 'Username or Email Address' ); ?></label>
    767 				<input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr( $user_login ); ?>" size="20" autocapitalize="off" />
    768 			</p>
    769 			<?php
    770 
    771 			/**
    772 			 * Fires inside the lostpassword form tags, before the hidden fields.
    773 			 *
    774 			 * @since 2.1.0
    775 			 */
    776 			do_action( 'lostpassword_form' );
    777 
    778 			?>
    779 			<input type="hidden" name="redirect_to" value="<?php echo esc_attr( $redirect_to ); ?>" />
    780 			<p class="submit">
    781 				<input type="submit" name="wp-submit" id="wp-submit" class="button button-primary button-large" value="<?php esc_attr_e( 'Get New Password' ); ?>" />
    782 			</p>
    783 		</form>
    784 
    785 		<p id="nav">
    786 			<a href="<?php echo esc_url( wp_login_url() ); ?>"><?php _e( 'Log in' ); ?></a>
    787 			<?php
    788 
    789 			if ( get_option( 'users_can_register' ) ) {
    790 				$registration_url = sprintf( '<a href="%s">%s</a>', esc_url( wp_registration_url() ), __( 'Register' ) );
    791 
    792 				echo esc_html( $login_link_separator );
    793 
    794 				/** This filter is documented in wp-includes/general-template.php */
    795 				echo apply_filters( 'register', $registration_url );
    796 			}
    797 
    798 			?>
    799 		</p>
    800 		<?php
    801 
    802 		login_footer( 'user_login' );
    803 		break;
    804 
    805 	case 'resetpass':
    806 	case 'rp':
    807 		list( $rp_path ) = explode( '?', wp_unslash( $_SERVER['REQUEST_URI'] ) );
    808 		$rp_cookie       = 'wp-resetpass-' . COOKIEHASH;
    809 
    810 		if ( isset( $_GET['key'] ) && isset( $_GET['login'] ) ) {
    811 			$value = sprintf( '%s:%s', wp_unslash( $_GET['login'] ), wp_unslash( $_GET['key'] ) );
    812 			setcookie( $rp_cookie, $value, 0, $rp_path, COOKIE_DOMAIN, is_ssl(), true );
    813 
    814 			wp_safe_redirect( remove_query_arg( array( 'key', 'login' ) ) );
    815 			exit;
    816 		}
    817 
    818 		if ( isset( $_COOKIE[ $rp_cookie ] ) && 0 < strpos( $_COOKIE[ $rp_cookie ], ':' ) ) {
    819 			list( $rp_login, $rp_key ) = explode( ':', wp_unslash( $_COOKIE[ $rp_cookie ] ), 2 );
    820 
    821 			$user = check_password_reset_key( $rp_key, $rp_login );
    822 
    823 			if ( isset( $_POST['pass1'] ) && ! hash_equals( $rp_key, $_POST['rp_key'] ) ) {
    824 				$user = false;
    825 			}
    826 		} else {
    827 			$user = false;
    828 		}
    829 
    830 		if ( ! $user || is_wp_error( $user ) ) {
    831 			setcookie( $rp_cookie, ' ', time() - YEAR_IN_SECONDS, $rp_path, COOKIE_DOMAIN, is_ssl(), true );
    832 
    833 			if ( $user && $user->get_error_code() === 'expired_key' ) {
    834 				wp_redirect( site_url( 'wp-login.php?action=lostpassword&error=expiredkey' ) );
    835 			} else {
    836 				wp_redirect( site_url( 'wp-login.php?action=lostpassword&error=invalidkey' ) );
    837 			}
    838 
    839 			exit;
    840 		}
    841 
    842 		$errors = new WP_Error();
    843 
    844 		if ( isset( $_POST['pass1'] ) && $_POST['pass1'] !== $_POST['pass2'] ) {
    845 			$errors->add( 'password_reset_mismatch', __( '<strong>Error</strong>: The passwords do not match.' ) );
    846 		}
    847 
    848 		/**
    849 		 * Fires before the password reset procedure is validated.
    850 		 *
    851 		 * @since 3.5.0
    852 		 *
    853 		 * @param WP_Error         $errors WP Error object.
    854 		 * @param WP_User|WP_Error $user   WP_User object if the login and reset key match. WP_Error object otherwise.
    855 		 */
    856 		do_action( 'validate_password_reset', $errors, $user );
    857 
    858 		if ( ( ! $errors->has_errors() ) && isset( $_POST['pass1'] ) && ! empty( $_POST['pass1'] ) ) {
    859 			reset_password( $user, $_POST['pass1'] );
    860 			setcookie( $rp_cookie, ' ', time() - YEAR_IN_SECONDS, $rp_path, COOKIE_DOMAIN, is_ssl(), true );
    861 			login_header( __( 'Password Reset' ), '<p class="message reset-pass">' . __( 'Your password has been reset.' ) . ' <a href="' . esc_url( wp_login_url() ) . '">' . __( 'Log in' ) . '</a></p>' );
    862 			login_footer();
    863 			exit;
    864 		}
    865 
    866 		wp_enqueue_script( 'utils' );
    867 		wp_enqueue_script( 'user-profile' );
    868 
    869 		login_header( __( 'Reset Password' ), '<p class="message reset-pass">' . __( 'Enter your new password below or generate one.' ) . '</p>', $errors );
    870 
    871 		?>
    872 		<form name="resetpassform" id="resetpassform" action="<?php echo esc_url( network_site_url( 'wp-login.php?action=resetpass', 'login_post' ) ); ?>" method="post" autocomplete="off">
    873 			<input type="hidden" id="user_login" value="<?php echo esc_attr( $rp_login ); ?>" autocomplete="off" />
    874 
    875 			<div class="user-pass1-wrap">
    876 				<p>
    877 					<label for="pass1"><?php _e( 'New password' ); ?></label>
    878 				</p>
    879 
    880 				<div class="wp-pwd">
    881 					<input type="password" data-reveal="1" data-pw="<?php echo esc_attr( wp_generate_password( 16 ) ); ?>" name="pass1" id="pass1" class="input password-input" size="24" value="" autocomplete="off" aria-describedby="pass-strength-result" />
    882 
    883 					<button type="button" class="button button-secondary wp-hide-pw hide-if-no-js" data-toggle="0" aria-label="<?php esc_attr_e( 'Hide password' ); ?>">
    884 						<span class="dashicons dashicons-hidden" aria-hidden="true"></span>
    885 					</button>
    886 					<div id="pass-strength-result" class="hide-if-no-js" aria-live="polite"><?php _e( 'Strength indicator' ); ?></div>
    887 				</div>
    888 				<div class="pw-weak">
    889 					<input type="checkbox" name="pw_weak" id="pw-weak" class="pw-checkbox" />
    890 					<label for="pw-weak"><?php _e( 'Confirm use of weak password' ); ?></label>
    891 				</div>
    892 			</div>
    893 
    894 			<p class="user-pass2-wrap">
    895 				<label for="pass2"><?php _e( 'Confirm new password' ); ?></label>
    896 				<input type="password" name="pass2" id="pass2" class="input" size="20" value="" autocomplete="off" />
    897 			</p>
    898 
    899 			<p class="description indicator-hint"><?php echo wp_get_password_hint(); ?></p>
    900 			<br class="clear" />
    901 
    902 			<?php
    903 
    904 			/**
    905 			 * Fires following the 'Strength indicator' meter in the user password reset form.
    906 			 *
    907 			 * @since 3.9.0
    908 			 *
    909 			 * @param WP_User $user User object of the user whose password is being reset.
    910 			 */
    911 			do_action( 'resetpass_form', $user );
    912 
    913 			?>
    914 			<input type="hidden" name="rp_key" value="<?php echo esc_attr( $rp_key ); ?>" />
    915 			<p class="submit reset-pass-submit">
    916 				<button type="button" class="button wp-generate-pw hide-if-no-js" aria-expanded="true"><?php _e( 'Generate Password' ); ?></button>
    917 				<input type="submit" name="wp-submit" id="wp-submit" class="button button-primary button-large" value="<?php esc_attr_e( 'Save Password' ); ?>" />
    918 			</p>
    919 		</form>
    920 
    921 		<p id="nav">
    922 			<a href="<?php echo esc_url( wp_login_url() ); ?>"><?php _e( 'Log in' ); ?></a>
    923 			<?php
    924 
    925 			if ( get_option( 'users_can_register' ) ) {
    926 				$registration_url = sprintf( '<a href="%s">%s</a>', esc_url( wp_registration_url() ), __( 'Register' ) );
    927 
    928 				echo esc_html( $login_link_separator );
    929 
    930 				/** This filter is documented in wp-includes/general-template.php */
    931 				echo apply_filters( 'register', $registration_url );
    932 			}
    933 
    934 			?>
    935 		</p>
    936 		<?php
    937 
    938 		login_footer( 'user_pass' );
    939 		break;
    940 
    941 	case 'register':
    942 		if ( is_multisite() ) {
    943 			/**
    944 			 * Filters the Multisite sign up URL.
    945 			 *
    946 			 * @since 3.0.0
    947 			 *
    948 			 * @param string $sign_up_url The sign up URL.
    949 			 */
    950 			wp_redirect( apply_filters( 'wp_signup_location', network_site_url( 'wp-signup.php' ) ) );
    951 			exit;
    952 		}
    953 
    954 		if ( ! get_option( 'users_can_register' ) ) {
    955 			wp_redirect( site_url( 'wp-login.php?registration=disabled' ) );
    956 			exit;
    957 		}
    958 
    959 		$user_login = '';
    960 		$user_email = '';
    961 
    962 		if ( $http_post ) {
    963 			if ( isset( $_POST['user_login'] ) && is_string( $_POST['user_login'] ) ) {
    964 				$user_login = wp_unslash( $_POST['user_login'] );
    965 			}
    966 
    967 			if ( isset( $_POST['user_email'] ) && is_string( $_POST['user_email'] ) ) {
    968 				$user_email = wp_unslash( $_POST['user_email'] );
    969 			}
    970 
    971 			$errors = register_new_user( $user_login, $user_email );
    972 
    973 			if ( ! is_wp_error( $errors ) ) {
    974 				$redirect_to = ! empty( $_POST['redirect_to'] ) ? $_POST['redirect_to'] : 'wp-login.php?checkemail=registered';
    975 				wp_safe_redirect( $redirect_to );
    976 				exit;
    977 			}
    978 		}
    979 
    980 		$registration_redirect = ! empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '';
    981 
    982 		/**
    983 		 * Filters the registration redirect URL.
    984 		 *
    985 		 * @since 3.0.0
    986 		 *
    987 		 * @param string $registration_redirect The redirect destination URL.
    988 		 */
    989 		$redirect_to = apply_filters( 'registration_redirect', $registration_redirect );
    990 
    991 		login_header( __( 'Registration Form' ), '<p class="message register">' . __( 'Register For This Site' ) . '</p>', $errors );
    992 
    993 		?>
    994 		<form name="registerform" id="registerform" action="<?php echo esc_url( site_url( 'wp-login.php?action=register', 'login_post' ) ); ?>" method="post" novalidate="novalidate">
    995 			<p>
    996 				<label for="user_login"><?php _e( 'Username' ); ?></label>
    997 				<input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr( wp_unslash( $user_login ) ); ?>" size="20" autocapitalize="off" />
    998 			</p>
    999 			<p>
   1000 				<label for="user_email"><?php _e( 'Email' ); ?></label>
   1001 				<input type="email" name="user_email" id="user_email" class="input" value="<?php echo esc_attr( wp_unslash( $user_email ) ); ?>" size="25" />
   1002 			</p>
   1003 			<?php
   1004 
   1005 			/**
   1006 			 * Fires following the 'Email' field in the user registration form.
   1007 			 *
   1008 			 * @since 2.1.0
   1009 			 */
   1010 			do_action( 'register_form' );
   1011 
   1012 			?>
   1013 			<p id="reg_passmail">
   1014 				<?php _e( 'Registration confirmation will be emailed to you.' ); ?>
   1015 			</p>
   1016 			<br class="clear" />
   1017 			<input type="hidden" name="redirect_to" value="<?php echo esc_attr( $redirect_to ); ?>" />
   1018 			<p class="submit">
   1019 				<input type="submit" name="wp-submit" id="wp-submit" class="button button-primary button-large" value="<?php esc_attr_e( 'Register' ); ?>" />
   1020 			</p>
   1021 		</form>
   1022 
   1023 		<p id="nav">
   1024 			<a href="<?php echo esc_url( wp_login_url() ); ?>"><?php _e( 'Log in' ); ?></a>
   1025 				<?php echo esc_html( $login_link_separator ); ?>
   1026 			<a href="<?php echo esc_url( wp_lostpassword_url() ); ?>"><?php _e( 'Lost your password?' ); ?></a>
   1027 		</p>
   1028 		<?php
   1029 
   1030 		login_footer( 'user_login' );
   1031 		break;
   1032 
   1033 	case 'checkemail':
   1034 		$redirect_to = admin_url();
   1035 		$errors      = new WP_Error();
   1036 
   1037 		if ( 'confirm' === $_GET['checkemail'] ) {
   1038 			$errors->add(
   1039 				'confirm',
   1040 				sprintf(
   1041 					/* translators: %s: Link to the login page. */
   1042 					__( 'Check your email for the confirmation link, then visit the <a href="%s">login page</a>.' ),
   1043 					wp_login_url()
   1044 				),
   1045 				'message'
   1046 			);
   1047 		} elseif ( 'registered' === $_GET['checkemail'] ) {
   1048 			$errors->add(
   1049 				'registered',
   1050 				sprintf(
   1051 					/* translators: %s: Link to the login page. */
   1052 					__( 'Registration complete. Please check your email, then visit the <a href="%s">login page</a>.' ),
   1053 					wp_login_url()
   1054 				),
   1055 				'message'
   1056 			);
   1057 		}
   1058 
   1059 		/** This action is documented in wp-login.php */
   1060 		$errors = apply_filters( 'wp_login_errors', $errors, $redirect_to );
   1061 
   1062 		login_header( __( 'Check your email' ), '', $errors );
   1063 		login_footer();
   1064 		break;
   1065 
   1066 	case 'confirmaction':
   1067 		if ( ! isset( $_GET['request_id'] ) ) {
   1068 			wp_die( __( 'Missing request ID.' ) );
   1069 		}
   1070 
   1071 		if ( ! isset( $_GET['confirm_key'] ) ) {
   1072 			wp_die( __( 'Missing confirm key.' ) );
   1073 		}
   1074 
   1075 		$request_id = (int) $_GET['request_id'];
   1076 		$key        = sanitize_text_field( wp_unslash( $_GET['confirm_key'] ) );
   1077 		$result     = wp_validate_user_request_key( $request_id, $key );
   1078 
   1079 		if ( is_wp_error( $result ) ) {
   1080 			wp_die( $result );
   1081 		}
   1082 
   1083 		/**
   1084 		 * Fires an action hook when the account action has been confirmed by the user.
   1085 		 *
   1086 		 * Using this you can assume the user has agreed to perform the action by
   1087 		 * clicking on the link in the confirmation email.
   1088 		 *
   1089 		 * After firing this action hook the page will redirect to wp-login a callback
   1090 		 * redirects or exits first.
   1091 		 *
   1092 		 * @since 4.9.6
   1093 		 *
   1094 		 * @param int $request_id Request ID.
   1095 		 */
   1096 		do_action( 'user_request_action_confirmed', $request_id );
   1097 
   1098 		$message = _wp_privacy_account_request_confirmed_message( $request_id );
   1099 
   1100 		login_header( __( 'User action confirmed.' ), $message );
   1101 		login_footer();
   1102 		exit;
   1103 
   1104 	case 'login':
   1105 	default:
   1106 		$secure_cookie   = '';
   1107 		$customize_login = isset( $_REQUEST['customize-login'] );
   1108 
   1109 		if ( $customize_login ) {
   1110 			wp_enqueue_script( 'customize-base' );
   1111 		}
   1112 
   1113 		// If the user wants SSL but the session is not SSL, force a secure cookie.
   1114 		if ( ! empty( $_POST['log'] ) && ! force_ssl_admin() ) {
   1115 			$user_name = sanitize_user( wp_unslash( $_POST['log'] ) );
   1116 			$user      = get_user_by( 'login', $user_name );
   1117 
   1118 			if ( ! $user && strpos( $user_name, '@' ) ) {
   1119 				$user = get_user_by( 'email', $user_name );
   1120 			}
   1121 
   1122 			if ( $user ) {
   1123 				if ( get_user_option( 'use_ssl', $user->ID ) ) {
   1124 					$secure_cookie = true;
   1125 					force_ssl_admin( true );
   1126 				}
   1127 			}
   1128 		}
   1129 
   1130 		if ( isset( $_REQUEST['redirect_to'] ) ) {
   1131 			$redirect_to = $_REQUEST['redirect_to'];
   1132 			// Redirect to HTTPS if user wants SSL.
   1133 			if ( $secure_cookie && false !== strpos( $redirect_to, 'wp-admin' ) ) {
   1134 				$redirect_to = preg_replace( '|^http://|', 'https://', $redirect_to );
   1135 			}
   1136 		} else {
   1137 			$redirect_to = admin_url();
   1138 		}
   1139 
   1140 		$reauth = empty( $_REQUEST['reauth'] ) ? false : true;
   1141 
   1142 		$user = wp_signon( array(), $secure_cookie );
   1143 
   1144 		if ( empty( $_COOKIE[ LOGGED_IN_COOKIE ] ) ) {
   1145 			if ( headers_sent() ) {
   1146 				$user = new WP_Error(
   1147 					'test_cookie',
   1148 					sprintf(
   1149 						/* translators: 1: Browser cookie documentation URL, 2: Support forums URL. */
   1150 						__( '<strong>Error</strong>: Cookies are blocked due to unexpected output. For help, please see <a href="%1$s">this documentation</a> or try the <a href="%2$s">support forums</a>.' ),
   1151 						__( 'https://wordpress.org/support/article/cookies/' ),
   1152 						__( 'https://wordpress.org/support/forums/' )
   1153 					)
   1154 				);
   1155 			} elseif ( isset( $_POST['testcookie'] ) && empty( $_COOKIE[ TEST_COOKIE ] ) ) {
   1156 				// If cookies are disabled, we can't log in even with a valid user and password.
   1157 				$user = new WP_Error(
   1158 					'test_cookie',
   1159 					sprintf(
   1160 						/* translators: %s: Browser cookie documentation URL. */
   1161 						__( '<strong>Error</strong>: Cookies are blocked or not supported by your browser. You must <a href="%s">enable cookies</a> to use WordPress.' ),
   1162 						__( 'https://wordpress.org/support/article/cookies/#enable-cookies-in-your-browser' )
   1163 					)
   1164 				);
   1165 			}
   1166 		}
   1167 
   1168 		$requested_redirect_to = isset( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '';
   1169 		/**
   1170 		 * Filters the login redirect URL.
   1171 		 *
   1172 		 * @since 3.0.0
   1173 		 *
   1174 		 * @param string           $redirect_to           The redirect destination URL.
   1175 		 * @param string           $requested_redirect_to The requested redirect destination URL passed as a parameter.
   1176 		 * @param WP_User|WP_Error $user                  WP_User object if login was successful, WP_Error object otherwise.
   1177 		 */
   1178 		$redirect_to = apply_filters( 'login_redirect', $redirect_to, $requested_redirect_to, $user );
   1179 
   1180 		if ( ! is_wp_error( $user ) && ! $reauth ) {
   1181 			if ( $interim_login ) {
   1182 				$message       = '<p class="message">' . __( 'You have logged in successfully.' ) . '</p>';
   1183 				$interim_login = 'success';
   1184 				login_header( '', $message );
   1185 
   1186 				?>
   1187 				</div>
   1188 				<?php
   1189 
   1190 				/** This action is documented in wp-login.php */
   1191 				do_action( 'login_footer' );
   1192 
   1193 				if ( $customize_login ) {
   1194 					?>
   1195 					<script type="text/javascript">setTimeout( function(){ new wp.customize.Messenger({ url: '<?php echo wp_customize_url(); ?>', channel: 'login' }).send('login') }, 1000 );</script>
   1196 					<?php
   1197 				}
   1198 
   1199 				?>
   1200 				</body></html>
   1201 				<?php
   1202 
   1203 				exit;
   1204 			}
   1205 
   1206 			// Check if it is time to add a redirect to the admin email confirmation screen.
   1207 			if ( is_a( $user, 'WP_User' ) && $user->exists() && $user->has_cap( 'manage_options' ) ) {
   1208 				$admin_email_lifespan = (int) get_option( 'admin_email_lifespan' );
   1209 
   1210 				// If `0` (or anything "falsey" as it is cast to int) is returned, the user will not be redirected
   1211 				// to the admin email confirmation screen.
   1212 				/** This filter is documented in wp-login.php */
   1213 				$admin_email_check_interval = (int) apply_filters( 'admin_email_check_interval', 6 * MONTH_IN_SECONDS );
   1214 
   1215 				if ( $admin_email_check_interval > 0 && time() > $admin_email_lifespan ) {
   1216 					$redirect_to = add_query_arg(
   1217 						array(
   1218 							'action'  => 'confirm_admin_email',
   1219 							'wp_lang' => get_user_locale( $user ),
   1220 						),
   1221 						wp_login_url( $redirect_to )
   1222 					);
   1223 				}
   1224 			}
   1225 
   1226 			if ( ( empty( $redirect_to ) || 'wp-admin/' === $redirect_to || admin_url() === $redirect_to ) ) {
   1227 				// If the user doesn't belong to a blog, send them to user admin. If the user can't edit posts, send them to their profile.
   1228 				if ( is_multisite() && ! get_active_blog_for_user( $user->ID ) && ! is_super_admin( $user->ID ) ) {
   1229 					$redirect_to = user_admin_url();
   1230 				} elseif ( is_multisite() && ! $user->has_cap( 'read' ) ) {
   1231 					$redirect_to = get_dashboard_url( $user->ID );
   1232 				} elseif ( ! $user->has_cap( 'edit_posts' ) ) {
   1233 					$redirect_to = $user->has_cap( 'read' ) ? admin_url( 'profile.php' ) : home_url();
   1234 				}
   1235 
   1236 				wp_redirect( $redirect_to );
   1237 				exit;
   1238 			}
   1239 
   1240 			wp_safe_redirect( $redirect_to );
   1241 			exit;
   1242 		}
   1243 
   1244 		$errors = $user;
   1245 		// Clear errors if loggedout is set.
   1246 		if ( ! empty( $_GET['loggedout'] ) || $reauth ) {
   1247 			$errors = new WP_Error();
   1248 		}
   1249 
   1250 		if ( empty( $_POST ) && $errors->get_error_codes() === array( 'empty_username', 'empty_password' ) ) {
   1251 			$errors = new WP_Error( '', '' );
   1252 		}
   1253 
   1254 		if ( $interim_login ) {
   1255 			if ( ! $errors->has_errors() ) {
   1256 				$errors->add( 'expired', __( 'Your session has expired. Please log in to continue where you left off.' ), 'message' );
   1257 			}
   1258 		} else {
   1259 			// Some parts of this script use the main login form to display a message.
   1260 			if ( isset( $_GET['loggedout'] ) && $_GET['loggedout'] ) {
   1261 				$errors->add( 'loggedout', __( 'You are now logged out.' ), 'message' );
   1262 			} elseif ( isset( $_GET['registration'] ) && 'disabled' === $_GET['registration'] ) {
   1263 				$errors->add( 'registerdisabled', __( '<strong>Error</strong>: User registration is currently not allowed.' ) );
   1264 			} elseif ( strpos( $redirect_to, 'about.php?updated' ) ) {
   1265 				$errors->add( 'updated', __( '<strong>You have successfully updated WordPress!</strong> Please log back in to see what&#8217;s new.' ), 'message' );
   1266 			} elseif ( WP_Recovery_Mode_Link_Service::LOGIN_ACTION_ENTERED === $action ) {
   1267 				$errors->add( 'enter_recovery_mode', __( 'Recovery Mode Initialized. Please log in to continue.' ), 'message' );
   1268 			} elseif ( isset( $_GET['redirect_to'] ) && false !== strpos( $_GET['redirect_to'], 'wp-admin/authorize-application.php' ) ) {
   1269 				$query_component = wp_parse_url( $_GET['redirect_to'], PHP_URL_QUERY );
   1270 				parse_str( $query_component, $query );
   1271 
   1272 				if ( ! empty( $query['app_name'] ) ) {
   1273 					/* translators: 1: Website name, 2: Application name. */
   1274 					$message = sprintf( 'Please log in to %1$s to authorize %2$s to connect to your account.', get_bloginfo( 'name', 'display' ), '<strong>' . esc_html( $query['app_name'] ) . '</strong>' );
   1275 				} else {
   1276 					/* translators: %s: Website name. */
   1277 					$message = sprintf( 'Please log in to %s to proceed with authorization.', get_bloginfo( 'name', 'display' ) );
   1278 				}
   1279 
   1280 				$errors->add( 'authorize_application', $message, 'message' );
   1281 			}
   1282 		}
   1283 
   1284 		/**
   1285 		 * Filters the login page errors.
   1286 		 *
   1287 		 * @since 3.6.0
   1288 		 *
   1289 		 * @param WP_Error $errors      WP Error object.
   1290 		 * @param string   $redirect_to Redirect destination URL.
   1291 		 */
   1292 		$errors = apply_filters( 'wp_login_errors', $errors, $redirect_to );
   1293 
   1294 		// Clear any stale cookies.
   1295 		if ( $reauth ) {
   1296 			wp_clear_auth_cookie();
   1297 		}
   1298 
   1299 		login_header( __( 'Log In' ), '', $errors );
   1300 
   1301 		if ( isset( $_POST['log'] ) ) {
   1302 			$user_login = ( 'incorrect_password' === $errors->get_error_code() || 'empty_password' === $errors->get_error_code() ) ? esc_attr( wp_unslash( $_POST['log'] ) ) : '';
   1303 		}
   1304 
   1305 		$rememberme = ! empty( $_POST['rememberme'] );
   1306 
   1307 		if ( $errors->has_errors() ) {
   1308 			$aria_describedby_error = ' aria-describedby="login_error"';
   1309 		} else {
   1310 			$aria_describedby_error = '';
   1311 		}
   1312 
   1313 		wp_enqueue_script( 'user-profile' );
   1314 		?>
   1315 
   1316 		<form name="loginform" id="loginform" action="<?php echo esc_url( site_url( 'wp-login.php', 'login_post' ) ); ?>" method="post">
   1317 			<p>
   1318 				<label for="user_login"><?php _e( 'Username or Email Address' ); ?></label>
   1319 				<input type="text" name="log" id="user_login"<?php echo $aria_describedby_error; ?> class="input" value="<?php echo esc_attr( $user_login ); ?>" size="20" autocapitalize="off" />
   1320 			</p>
   1321 
   1322 			<div class="user-pass-wrap">
   1323 				<label for="user_pass"><?php _e( 'Password' ); ?></label>
   1324 				<div class="wp-pwd">
   1325 					<input type="password" name="pwd" id="user_pass"<?php echo $aria_describedby_error; ?> class="input password-input" value="" size="20" />
   1326 					<button type="button" class="button button-secondary wp-hide-pw hide-if-no-js" data-toggle="0" aria-label="<?php esc_attr_e( 'Show password' ); ?>">
   1327 						<span class="dashicons dashicons-visibility" aria-hidden="true"></span>
   1328 					</button>
   1329 				</div>
   1330 			</div>
   1331 			<?php
   1332 
   1333 			/**
   1334 			 * Fires following the 'Password' field in the login form.
   1335 			 *
   1336 			 * @since 2.1.0
   1337 			 */
   1338 			do_action( 'login_form' );
   1339 
   1340 			?>
   1341 			<p class="forgetmenot"><input name="rememberme" type="checkbox" id="rememberme" value="forever" <?php checked( $rememberme ); ?> /> <label for="rememberme"><?php esc_html_e( 'Remember Me' ); ?></label></p>
   1342 			<p class="submit">
   1343 				<input type="submit" name="wp-submit" id="wp-submit" class="button button-primary button-large" value="<?php esc_attr_e( 'Log In' ); ?>" />
   1344 				<?php
   1345 
   1346 				if ( $interim_login ) {
   1347 					?>
   1348 					<input type="hidden" name="interim-login" value="1" />
   1349 					<?php
   1350 				} else {
   1351 					?>
   1352 					<input type="hidden" name="redirect_to" value="<?php echo esc_attr( $redirect_to ); ?>" />
   1353 					<?php
   1354 				}
   1355 
   1356 				if ( $customize_login ) {
   1357 					?>
   1358 					<input type="hidden" name="customize-login" value="1" />
   1359 					<?php
   1360 				}
   1361 
   1362 				?>
   1363 				<input type="hidden" name="testcookie" value="1" />
   1364 			</p>
   1365 		</form>
   1366 
   1367 		<?php
   1368 
   1369 		if ( ! $interim_login ) {
   1370 			?>
   1371 			<p id="nav">
   1372 				<?php
   1373 
   1374 				if ( get_option( 'users_can_register' ) ) {
   1375 					$registration_url = sprintf( '<a href="%s">%s</a>', esc_url( wp_registration_url() ), __( 'Register' ) );
   1376 
   1377 					/** This filter is documented in wp-includes/general-template.php */
   1378 					echo apply_filters( 'register', $registration_url );
   1379 
   1380 					echo esc_html( $login_link_separator );
   1381 				}
   1382 
   1383 				?>
   1384 				<a href="<?php echo esc_url( wp_lostpassword_url() ); ?>"><?php _e( 'Lost your password?' ); ?></a>
   1385 			</p>
   1386 			<?php
   1387 		}
   1388 
   1389 		$login_script  = 'function wp_attempt_focus() {';
   1390 		$login_script .= 'setTimeout( function() {';
   1391 		$login_script .= 'try {';
   1392 
   1393 		if ( $user_login ) {
   1394 			$login_script .= 'd = document.getElementById( "user_pass" ); d.value = "";';
   1395 		} else {
   1396 			$login_script .= 'd = document.getElementById( "user_login" );';
   1397 
   1398 			if ( $errors->get_error_code() === 'invalid_username' ) {
   1399 				$login_script .= 'd.value = "";';
   1400 			}
   1401 		}
   1402 
   1403 		$login_script .= 'd.focus(); d.select();';
   1404 		$login_script .= '} catch( er ) {}';
   1405 		$login_script .= '}, 200);';
   1406 		$login_script .= "}\n"; // End of wp_attempt_focus().
   1407 
   1408 		/**
   1409 		 * Filters whether to print the call to `wp_attempt_focus()` on the login screen.
   1410 		 *
   1411 		 * @since 4.8.0
   1412 		 *
   1413 		 * @param bool $print Whether to print the function call. Default true.
   1414 		 */
   1415 		if ( apply_filters( 'enable_login_autofocus', true ) && ! $error ) {
   1416 			$login_script .= "wp_attempt_focus();\n";
   1417 		}
   1418 
   1419 		// Run `wpOnload()` if defined.
   1420 		$login_script .= "if ( typeof wpOnload === 'function' ) { wpOnload() }";
   1421 
   1422 		?>
   1423 		<script type="text/javascript">
   1424 			<?php echo $login_script; ?>
   1425 		</script>
   1426 		<?php
   1427 
   1428 		if ( $interim_login ) {
   1429 			?>
   1430 			<script type="text/javascript">
   1431 			( function() {
   1432 				try {
   1433 					var i, links = document.getElementsByTagName( 'a' );
   1434 					for ( i in links ) {
   1435 						if ( links[i].href ) {
   1436 							links[i].target = '_blank';
   1437 							links[i].rel = 'noopener';
   1438 						}
   1439 					}
   1440 				} catch( er ) {}
   1441 			}());
   1442 			</script>
   1443 			<?php
   1444 		}
   1445 
   1446 		login_footer();
   1447 		break;
   1448 } // End action switch.