<?php
/**
 * WordPress Signup Page
 *
 * Handles the user registration and site creation process for multisite installations.
 *
 * @package WordPress
 */

/** Sets up the WordPress Environment. */
require __DIR__ . '/wp-load.php';

add_filter( 'wp_robots', 'wp_robots_no_robots' );

require __DIR__ . '/wp-blog-header.php';

nocache_headers();

if ( is_array( get_site_option( 'illegal_names' ) ) && isset( $_GET['new'] ) && in_array( $_GET['new'], get_site_option( 'illegal_names' ), true ) ) {
	wp_redirect( network_home_url() );
	die();
}

/**
 * Prints signup_header via wp_head.
 *
 * @since MU (3.0.0)
 */
function do_signup_header() {
	/**
	 * Fires within the head section of the site sign-up screen.
	 *
	 * @since 3.0.0
	 */
	do_action( 'signup_header' );
}
add_action( 'wp_head', 'do_signup_header' );

if ( ! is_multisite() ) {
	wp_redirect( wp_registration_url() );
	die();
}

if ( ! is_main_site() ) {
	wp_redirect( network_site_url( 'wp-signup.php' ) );
	die();
}

// Fix for page title.
$wp_query->is_404 = false;

/**
 * Fires before the Site Sign-up page is loaded.
 *
 * @since 4.4.0
 */
do_action( 'before_signup_header' );

/**
 * Prints styles for front-end Multisite Sign-up pages.
 *
 * @since MU (3.0.0)
 */
function wpmu_signup_stylesheet() {
	?>
	<style type="text/css">
		.mu_register { width: 90%; margin: 0 auto; }
		.mu_register form { margin-top: 2em; }
		.mu_register fieldset,
			.mu_register legend { margin: 0; padding: 0; border: none; }
		.mu_register .error { padding: 10px; color: #333; background: #ffebe8; border: 1px solid #c00; }
		.mu_register input[type="submit"],
			.mu_register #blog_title,
			.mu_register #user_email,
			.mu_register #blogname,
			.mu_register #user_name { width: 100%; font-size: 24px; margin: 5px 0; box-sizing: border-box; }
		.mu_register #site-language { display: block; }
		.mu_register .prefix_address,
			.mu_register .suffix_address { font-size: 18px; display: inline-block; direction: ltr; }
		.mu_register label,
			.mu_register legend,
			.mu_register .label-heading { font-weight: 600; font-size: 15px; display: block; margin: 10px 0; }
		.mu_register legend + p,
			.mu_register input + p { margin-top: 0; }
		.mu_register label.checkbox { display: inline; }
		.mu_register .mu_alert { font-weight: 600; padding: 10px; color: #333; background: #ffffe0; border: 1px solid #e6db55; }
		.mu_register .mu_alert a { color: inherit; text-decoration: underline; }
		.mu_register .signup-options .wp-signup-radio-button { display: block; }
		.mu_register .privacy-intro .wp-signup-radio-button { margin-right: 0.5em; }
		.rtl .mu_register .wp-signup-blogname { direction: ltr; text-align: right; }
	</style>
	<?php
}
add_action( 'wp_head', 'wpmu_signup_stylesheet' );

get_header( 'wp-signup' );

/**
 * Fires before the site Sign-up form.
 *
 * @since 3.0.0
 */
do_action( 'before_signup_form' );
?>
<div id="signup-content" class="widecolumn">
<div class="mu_register wp-signup-container" role="main">
<?php
/**
 * Generates and displays the Sign-up and Create Site forms.
 *
 * @since MU (3.0.0)
 *
 * @param string          $blogname   The new site name.
 * @param string          $blog_title The new site title.
 * @param WP_Error|string $errors     A WP_Error object containing existing errors. Defaults to empty string.
 */
function show_blog_form( $blogname = '', $blog_title = '', $errors = '' ) {
	if ( ! is_wp_error( $errors ) ) {
		$errors = new WP_Error();
	}

$current_network = get_network();
	// Site name.
	if ( ! is_subdomain_install() ) {
		echo '<label for="blogname">' . __( 'Site Name (subdirectory only):' ) . '</label>';
	} else {
		echo '<label for="blogname">' . __( 'Site Domain (subdomain only):' ) . '</label>';
	}

$errmsg_blogname      = $errors->get_error_message( 'blogname' );
	$errmsg_blogname_aria = '';
	if ( $errmsg_blogname ) {
		$errmsg_blogname_aria = 'wp-signup-blogname-error ';
		echo '<p class="error" id="wp-signup-blogname-error">' . $errmsg_blogname . '</p>';
	}

if ( ! is_subdomain_install() ) {
		echo '<div class="wp-signup-blogname"><span class="prefix_address" id="prefix-address">' . $current_network->domain . $current_network->path . '</span><input name="blogname" type="text" id="blogname" value="' . esc_attr( $blogname ) . '" maxlength="60" autocomplete="off" required="required" aria-describedby="' . $errmsg_blogname_aria . 'prefix-address" /></div>';
	} else {
		$site_domain = preg_replace( '|^www\.|', '', $current_network->domain );
		echo '<div class="wp-signup-blogname"><input name="blogname" type="text" id="blogname" value="' . esc_attr( $blogname ) . '" maxlength="60" autocomplete="off" required="required" aria-describedby="' . $errmsg_blogname_aria . 'suffix-address" /><span class="suffix_address" id="suffix-address">.' . esc_html( $site_domain ) . '</span></div>';
	}

if ( ! is_user_logged_in() ) {
		if ( ! is_subdomain_install() ) {
			$site = $current_network->domain . $current_network->path . __( 'sitename' );
		} else {
			$site = __( 'domain' ) . '.' . $site_domain . $current_network->path;
		}

printf(
			'<p>(<strong>%s</strong>) %s</p>',
			/* translators: %s: Site address. */
			sprintf( __( 'Your address will be %s.' ), $site ),
			__( 'Must be at least 4 characters, letters and numbers only. It cannot be changed, so choose carefully!' )
		);
	}

// Site Title.
	?>
	<label for="blog_title"><?php _e( 'Site Title:' ); ?></label>
	<?php
	$errmsg_blog_title      = $errors->get_error_message( 'blog_title' );
	$errmsg_blog_title_aria = '';
	if ( $errmsg_blog_title ) {
		$errmsg_blog_title_aria = ' aria-describedby="wp-signup-blog-title-error"';
		echo '<p class="error" id="wp-signup-blog-title-error">' . $errmsg_blog_title . '</p>';
	}
	echo '<input name="blog_title" type="text" id="blog_title" value="' . esc_attr( $blog_title ) . '" required="required" autocomplete="off"' . $errmsg_blog_title_aria . ' />';
	?>

<?php
	// Site Language.
	$languages = signup_get_available_languages();

if ( ! empty( $languages ) ) :
		?>
		<p>
			<label for="site-language"><?php _e( 'Site Language:' ); ?></label>
			<?php
			// Network default.
			$lang = get_site_option( 'WPLANG' );

if ( isset( $_POST['WPLANG'] ) ) {
				$lang = $_POST['WPLANG'];
			}

// Use US English if the default isn't available.
			if ( ! in_array( $lang, $languages, true ) ) {
				$lang = '';
			}

wp_dropdown_languages(
				array(
					'name'                        => 'WPLANG',
					'id'                          => 'site-language',
					'selected'                    => $lang,
					'languages'                   => $languages,
					'show_available_translations' => false,
				)
			);
			?>
		</p>
		<?php
		endif; // Languages.

$blog_public_on_checked  = '';
		$blog_public_off_checked = '';
	if ( isset( $_POST['blog_public'] ) && '0' === $_POST['blog_public'] ) {
		$blog_public_off_checked = 'checked="checked"';
	} else {
		$blog_public_on_checked = 'checked="checked"';
	}
	?>

<?php
	/**
	 * Fires after the site sign-up form.
	 *
	 * @since 3.0.0
	 *
	 * @param WP_Error $errors A WP_Error object possibly containing 'blogname' or 'blog_title' errors.
	 */
	do_action( 'signup_blogform', $errors );
}

/**
 * Validates the new site sign-up.
 *
 * @since MU (3.0.0)
 *
 * @return array Contains the new site data and error messages.
 *               See wpmu_validate_blog_signup() for details.
 */
function validate_blog_form() {
	$user = '';
	if ( is_user_logged_in() ) {
		$user = wp_get_current_user();
	}

return wpmu_validate_blog_signup( $_POST['blogname'], $_POST['blog_title'], $user );
}

/**
 * Displays the fields for the new user account registration form.
 *
 * @since MU (3.0.0)
 *
 * @param string          $user_name  The entered username.
 * @param string          $user_email The entered email address.
 * @param WP_Error|string $errors     A WP_Error object containing existing errors. Defaults to empty string.
 */
function show_user_form( $user_name = '', $user_email = '', $errors = '' ) {
	if ( ! is_wp_error( $errors ) ) {
		$errors = new WP_Error();
	}

// Username.
	echo '<label for="user_name">' . __( 'Username:' ) . '</label>';
	$errmsg_username      = $errors->get_error_message( 'user_name' );
	$errmsg_username_aria = '';
	if ( $errmsg_username ) {
		$errmsg_username_aria = 'wp-signup-username-error ';
		echo '<p class="error" id="wp-signup-username-error">' . $errmsg_username . '</p>';
	}
	?>
	<input name="user_name" type="text" id="user_name" value="<?php echo esc_attr( $user_name ); ?>" autocapitalize="none" autocorrect="off" maxlength="60" autocomplete="username" required="required" aria-describedby="<?php echo $errmsg_username_aria; ?>wp-signup-username-description" />
	<p id="wp-signup-username-description"><?php _e( '(Must be at least 4 characters, lowercase letters and numbers only.)' ); ?></p>

<?php
	// Email address.
	echo '<label for="user_email">' . __( 'Email&nbsp;Address:' ) . '</label>';
	$errmsg_email      = $errors->get_error_message( 'user_email' );
	$errmsg_email_aria = '';
	if ( $errmsg_email ) {
		$errmsg_email_aria = 'wp-signup-email-error ';
		echo '<p class="error" id="wp-signup-email-error">' . $errmsg_email . '</p>';
	}
	?>
	<input name="user_email" type="email" id="user_email" value="<?php echo esc_attr( $user_email ); ?>" maxlength="200" autocomplete="email" required="required" aria-describedby="<?php echo $errmsg_email_aria; ?>wp-signup-email-description" />
	<p id="wp-signup-email-description"><?php _e( 'Your registration email is sent to this address. (Double-check your email address before continuing.)' ); ?></p>

<?php
	// Extra fields.
	$errmsg_generic = $errors->get_error_message( 'generic' );
	if ( $errmsg_generic ) {
		echo '<p class="error" id="wp-signup-generic-error">' . $errmsg_generic . '</p>';
	}
	/**
	 * Fires at the end of the new user account registration form.
	 *
	 * @since 3.0.0
	 *
	 * @param WP_Error $errors A WP_Error object containing 'user_name' or 'user_email' errors.
	 */
	do_action( 'signup_extra_fields', $errors );
}

/**
 * Validates user sign-up name and email.
 *
 * @since MU (3.0.0)
 *
 * @return array Contains username, email, and error messages.
 *               See wpmu_validate_user_signup() for details.
 */
function validate_user_form() {
	return wpmu_validate_user_signup( $_POST['user_name'], $_POST['user_email'] );
}

/**
 * Shows a form for returning users to sign up for another site.
 *
 * @since MU (3.0.0)
 *
 * @param string          $blogname   The new site name
 * @param string          $blog_title The new site title.
 * @param WP_Error|string $errors     A WP_Error object containing existing errors. Defaults to empty string.
 */
function signup_another_blog( $blogname = '', $blog_title = '', $errors = '' ) {
	$current_user = wp_get_current_user();

if ( ! is_wp_error( $errors ) ) {
		$errors = new WP_Error();
	}

$signup_defaults = array(
		'blogname'   => $blogname,
		'blog_title' => $blog_title,
		'errors'     => $errors,
	);

/**
	 * Filters the default site sign-up variables.
	 *
	 * @since 3.0.0
	 *
	 * @param array $signup_defaults {
	 *     An array of default site sign-up variables.
	 *
	 *     @type string   $blogname   The site blogname.
	 *     @type string   $blog_title The site title.
	 *     @type WP_Error $errors     A WP_Error object possibly containing 'blogname' or 'blog_title' errors.
	 * }
	 */
	$filtered_results = apply_filters( 'signup_another_blog_init', $signup_defaults );

$blogname   = $filtered_results['blogname'];
	$blog_title = $filtered_results['blog_title'];
	$errors     = $filtered_results['errors'];

/* translators: %s: Network title. */
	echo '<h2>' . sprintf( __( 'Get <em>another</em> %s site in seconds' ), get_network()->site_name ) . '</h2>';

if ( $errors->has_errors() ) {
		echo '<p>' . __( 'There was a problem, please correct the form below and try again.' ) . '</p>';
	}
	?>
	<p>
		<?php
		printf(
			/* translators: %s: Current user's display name. */
			__( 'Welcome back, %s. By filling out the form below, you can <strong>add another site to your account</strong>. There is no limit to the number of sites you can have, so create to your heart&#8217;s content, but write responsibly!' ),
			$current_user->display_name
		);
		?>
	</p>

<?php
	$blogs = get_blogs_of_user( $current_user->ID );
	if ( ! empty( $blogs ) ) {
		?>

<p><?php _e( 'Sites you are already a member of:' ); ?></p>
			<ul>
				<?php
				foreach ( $blogs as $blog ) {
					$home_url = get_home_url( $blog->userblog_id );
					echo '<li><a href="' . esc_url( $home_url ) . '">' . $home_url . '</a></li>';
				}
				?>
			</ul>
	<?php } ?>

<p><?php _e( 'If you are not going to use a great site domain, leave it for a new user. Now have at it!' ); ?></p>
	<form id="setupform" method="post" action="wp-signup.php">
		<input type="hidden" name="stage" value="gimmeanotherblog" />
		<?php
		/**
		 * Fires when hidden sign-up form fields output when creating another site or user.
		 *
		 * @since MU (3.0.0)
		 *
		 * @param string $context A string describing the steps of the sign-up process. The value can be
		 *                        'create-another-site', 'validate-user', or 'validate-site'.
		 */
		do_action( 'signup_hidden_fields', 'create-another-site' );
		?>
		<?php show_blog_form( $blogname, $blog_title, $errors ); ?>
		<p class="submit"><input type="submit" name="submit" class="submit" value="<?php esc_attr_e( 'Create Site' ); ?>" /></p>
	</form>
	<?php
}

/**
 * Validates a new site sign-up for an existing user.
 *
 * @since MU (3.0.0)
 *
 * @global string   $blogname   The new site's subdomain or directory name.
 * @global string   $blog_title The new site's title.
 * @global WP_Error $errors     Existing errors in the global scope.
 * @global string   $domain     The new site's domain.
 * @global string   $path       The new site's path.
 *
 * @return null|bool True if site signup was validated, false on error.
 *                   The function halts all execution if the user is not logged in.
 */
function validate_another_blog_signup() {
	global $blogname, $blog_title, $errors, $domain, $path;
	$current_user = wp_get_current_user();
	if ( ! is_user_logged_in() ) {
		die();
	}

$result = validate_blog_form();

// Extracted values set/overwrite globals.
	$domain     = $result['domain'];
	$path       = $result['path'];
	$blogname   = $result['blogname'];
	$blog_title = $result['blog_title'];
	$errors     = $result['errors'];

if ( $errors->has_errors() ) {
		signup_another_blog( $blogname, $blog_title, $errors );
		return false;
	}

$public = (int) $_POST['blog_public'];

$blog_meta_defaults = array(
		'lang_id' => 1,
		'public'  => $public,
	);

// Handle the language setting for the new site.
	if ( ! empty( $_POST['WPLANG'] ) ) {

$languages = signup_get_available_languages();

if ( in_array( $_POST['WPLANG'], $languages, true ) ) {
			$language = wp_unslash( sanitize_text_field( $_POST['WPLANG'] ) );

if ( $language ) {
				$blog_meta_defaults['WPLANG'] = $language;
			}
		}
	}

/**
	 * Filters the new site meta variables.
	 *
	 * Use the {@see 'add_signup_meta'} filter instead.
	 *
	 * @since MU (3.0.0)
	 * @deprecated 3.0.0 Use the {@see 'add_signup_meta'} filter instead.
	 *
	 * @param array $blog_meta_defaults An array of default blog meta variables.
	 */
	$meta_defaults = apply_filters_deprecated( 'signup_create_blog_meta', array( $blog_meta_defaults ), '3.0.0', 'add_signup_meta' );

/**
	 * Filters the new default site meta variables.
	 *
	 * @since 3.0.0
	 *
	 * @param array $meta {
	 *     An array of default site meta variables.
	 *
	 *     @type int $lang_id     The language ID.
	 *     @type int $blog_public Whether search engines should be discouraged from indexing the site. 1 for true, 0 for false.
	 * }
	 */
	$meta = apply_filters( 'add_signup_meta', $meta_defaults );

$blog_id = wpmu_create_blog( $domain, $path, $blog_title, $current_user->ID, $meta, get_current_network_id() );

if ( is_wp_error( $blog_id ) ) {
		return false;
	}

confirm_another_blog_signup( $domain, $path, $blog_title, $current_user->user_login, $current_user->user_email, $meta, $blog_id );
	return true;
}

/**
 * Shows a message confirming that the new site has been created.
 *
 * @since MU (3.0.0)
 * @since 4.4.0 Added the `$blog_id` parameter.
 *
 * @param string $domain     The domain URL.
 * @param string $path       The site root path.
 * @param string $blog_title The site title.
 * @param string $user_name  The username.
 * @param string $user_email The user's email address.
 * @param array  $meta       Any additional meta from the {@see 'add_signup_meta'} filter in validate_blog_signup().
 * @param int    $blog_id    The site ID.
 */
function confirm_another_blog_signup( $domain, $path, $blog_title, $user_name, $user_email = '', $meta = array(), $blog_id = 0 ) {

if ( $blog_id ) {
		switch_to_blog( $blog_id );
		$home_url  = home_url( '/' );
		$login_url = wp_login_url();
		restore_current_blog();
	} else {
		$home_url  = 'http://' . $domain . $path;
		$login_url = 'http://' . $domain . $path . 'wp-login.php';
	}

$site = sprintf(
		'<a href="%1$s">%2$s</a>',
		esc_url( $home_url ),
		$blog_title
	);

?>
	<h2>
	<?php
		/* translators: %s: Site title. */
		printf( __( 'The site %s is yours.' ), $site );
	?>
	</h2>
	<p>
		<?php
		printf(
			/* translators: 1: Link to new site, 2: Login URL, 3: Username. */
			__( '%1$s is your new site. <a href="%2$s">Log in</a> as &#8220;%3$s&#8221; using your existing password.' ),
			sprintf(
				'<a href="%s">%s</a>',
				esc_url( $home_url ),
				untrailingslashit( $domain . $path )
			),
			esc_url( $login_url ),
			$user_name
		);
		?>
	</p>
	<?php
	/**
	 * Fires when the site or user sign-up process is complete.
	 *
	 * @since 3.0.0
	 */
	do_action( 'signup_finished' );
}

/**
 * Shows a form for a visitor to sign up for a new user account.
 *
 * @since MU (3.0.0)
 *
 * @global string $active_signup String that returns registration type. The value can be
 *                               'all', 'none', 'blog', or 'user'.
 *
 * @param string          $user_name  The username.
 * @param string          $user_email The user's email.
 * @param WP_Error|string $errors     A WP_Error object containing existing errors. Defaults to empty string.
 */
function signup_user( $user_name = '', $user_email = '', $errors = '' ) {
	global $active_signup;

if ( ! is_wp_error( $errors ) ) {
		$errors = new WP_Error();
	}

$signup_for = isset( $_POST['signup_for'] ) ? esc_html( $_POST['signup_for'] ) : 'blog';

$signup_user_defaults = array(
		'user_name'  => $user_name,
		'user_email' => $user_email,
		'errors'     => $errors,
	);

/**
	 * Filters the default user variables used on the user sign-up form.
	 *
	 * @since 3.0.0
	 *
	 * @param array $signup_user_defaults {
	 *     An array of default user variables.
	 *
	 *     @type string   $user_name  The user username.
	 *     @type string   $user_email The user email address.
	 *     @type WP_Error $errors     A WP_Error object with possible errors relevant to the sign-up user.
	 * }
	 */
	$filtered_results = apply_filters( 'signup_user_init', $signup_user_defaults );
	$user_name        = $filtered_results['user_name'];
	$user_email       = $filtered_results['user_email'];
	$errors           = $filtered_results['errors'];

<?php if ( 'blog' === $active_signup ) : ?>
			<input id="signupblog" type="hidden" name="signup_for" value="blog" />
		<?php elseif ( 'user' === $active_signup ) : ?>
			<input id="signupblog" type="hidden" name="signup_for" value="user" />
		<?php else : ?>
			<fieldset class="signup-options">
				<legend><?php _e( 'Create a site or only a username:' ); ?></legend>
				<p class="wp-signup-radio-buttons">
					<span class="wp-signup-radio-button">
						<input id="signupblog" type="radio" name="signup_for" value="blog" <?php checked( $signup_for, 'blog' ); ?> />
						<label class="checkbox" for="signupblog"><?php _e( 'Gimme a site!' ); ?></label>
					</span>
					<span class="wp-signup-radio-button">
						<input id="signupuser" type="radio" name="signup_for" value="user" <?php checked( $signup_for, 'user' ); ?> />
						<label class="checkbox" for="signupuser"><?php _e( 'Just a username, please.' ); ?></label>
					</span>
				</p>
			</fieldset>
		<?php endif; ?>

<p class="submit"><input type="submit" name="submit" class="submit" value="<?php esc_attr_e( 'Next' ); ?>" /></p>
	</form>
	<?php
}

/**
 * Validates the new user sign-up.
 *
 * @since MU (3.0.0)
 *
 * @return bool True if new user sign-up was validated, false on error.
 */
function validate_user_signup() {
	$result     = validate_user_form();
	$user_name  = $result['user_name'];
	$user_email = $result['user_email'];
	$errors     = $result['errors'];

if ( $errors->has_errors() ) {
		signup_user( $user_name, $user_email, $errors );
		return false;
	}

if ( 'blog' === $_POST['signup_for'] ) {
		signup_blog( $user_name, $user_email );
		return false;
	}

/** This filter is documented in wp-signup.php */
	wpmu_signup_user( $user_name, $user_email, apply_filters( 'add_signup_meta', array() ) );

confirm_user_signup( $user_name, $user_email );
	return true;
}

/**
 * Shows a message confirming that the new user has been registered and is awaiting activation.
 *
 * @since MU (3.0.0)
 *
 * @param string $user_name  The username.
 * @param string $user_email The user's email address.
 */
function confirm_user_signup( $user_name, $user_email ) {
	?>
	<h2>
	<?php
	/* translators: %s: Username. */
	printf( __( '%s is your new username' ), $user_name )
	?>
	</h2>
	<p><?php _e( 'But, before you can start using your new username, <strong>you must activate it</strong>.' ); ?></p>
	<p>
	<?php
	/* translators: %s: The user email address. */
	printf( __( 'Check your inbox at %s and click on the given link.' ), '<strong>' . $user_email . '</strong>' );
	?>
	</p>
	<p><?php _e( 'If you do not activate your username within two days, you will have to sign up again.' ); ?></p>
	<?php
	/** This action is documented in wp-signup.php */
	do_action( 'signup_finished' );
}

/**
 * Shows a form for a user or visitor to sign up for a new site.
 *
 * @since MU (3.0.0)
 *
 * @param string          $user_name  The username.
 * @param string          $user_email The user's email address.
 * @param string          $blogname   The site name.
 * @param string          $blog_title The site title.
 * @param WP_Error|string $errors     A WP_Error object containing existing errors. Defaults to empty string.
 */
function signup_blog( $user_name = '', $user_email = '', $blogname = '', $blog_title = '', $errors = '' ) {
	if ( ! is_wp_error( $errors ) ) {
		$errors = new WP_Error();
	}

$signup_blog_defaults = array(
		'user_name'  => $user_name,
		'user_email' => $user_email,
		'blogname'   => $blogname,
		'blog_title' => $blog_title,
		'errors'     => $errors,
	);

/**
	 * Filters the default site creation variables for the site sign-up form.
	 *
	 * @since 3.0.0
	 *
	 * @param array $signup_blog_defaults {
	 *     An array of default site creation variables.
	 *
	 *     @type string   $user_name  The user username.
	 *     @type string   $user_email The user email address.
	 *     @type string   $blogname   The blogname.
	 *     @type string   $blog_title The title of the site.
	 *     @type WP_Error $errors     A WP_Error object with possible errors relevant to new site creation variables.
	 * }
	 */
	$filtered_results = apply_filters( 'signup_blog_init', $signup_blog_defaults );

$user_name  = $filtered_results['user_name'];
	$user_email = $filtered_results['user_email'];
	$blogname   = $filtered_results['blogname'];
	$blog_title = $filtered_results['blog_title'];
	$errors     = $filtered_results['errors'];

if ( empty( $blogname ) ) {
		$blogname = $user_name;
	}
	?>
	<form id="setupform" method="post" action="wp-signup.php">
		<input type="hidden" name="stage" value="validate-blog-signup" />
		<input type="hidden" name="user_name" value="<?php echo esc_attr( $user_name ); ?>" />
		<input type="hidden" name="user_email" value="<?php echo esc_attr( $user_email ); ?>" />
		<?php
		/** This action is documented in wp-signup.php */
		do_action( 'signup_hidden_fields', 'validate-site' );
		?>
		<?php show_blog_form( $blogname, $blog_title, $errors ); ?>
		<p class="submit"><input type="submit" name="submit" class="submit" value="<?php esc_attr_e( 'Sign up' ); ?>" /></p>
	</form>
	<?php
}

/**
 * Validates new site signup.
 *
 * @since MU (3.0.0)
 *
 * @return bool True if the site sign-up was validated, false on error.
 */
function validate_blog_signup() {
	// Re-validate user info.
	$user_result = wpmu_validate_user_signup( $_POST['user_name'], $_POST['user_email'] );
	$user_name   = $user_result['user_name'];
	$user_email  = $user_result['user_email'];
	$user_errors = $user_result['errors'];

if ( $user_errors->has_errors() ) {
		signup_user( $user_name, $user_email, $user_errors );
		return false;
	}

$result     = wpmu_validate_blog_signup( $_POST['blogname'], $_POST['blog_title'] );
	$domain     = $result['domain'];
	$path       = $result['path'];
	$blogname   = $result['blogname'];
	$blog_title = $result['blog_title'];
	$errors     = $result['errors'];

if ( $errors->has_errors() ) {
		signup_blog( $user_name, $user_email, $blogname, $blog_title, $errors );
		return false;
	}

$public      = (int) $_POST['blog_public'];
	$signup_meta = array(
		'lang_id' => 1,
		'public'  => $public,
	);

// Handle the language setting for the new site.
	if ( ! empty( $_POST['WPLANG'] ) ) {

$languages = signup_get_available_languages();

if ( in_array( $_POST['WPLANG'], $languages, true ) ) {
			$language = wp_unslash( sanitize_text_field( $_POST['WPLANG'] ) );

if ( $language ) {
				$signup_meta['WPLANG'] = $language;
			}
		}
	}

/** This filter is documented in wp-signup.php */
	$meta = apply_filters( 'add_signup_meta', $signup_meta );

wpmu_signup_blog( $domain, $path, $blog_title, $user_name, $user_email, $meta );
	confirm_blog_signup( $domain, $path, $blog_title, $user_name, $user_email, $meta );
	return true;
}

/**
 * Shows a message confirming that the new site has been registered and is awaiting activation.
 *
 * @since MU (3.0.0)
 *
 * @param string $domain     The domain or subdomain of the site.
 * @param string $path       The path of the site.
 * @param string $blog_title The title of the new site.
 * @param string $user_name  The user's username.
 * @param string $user_email The user's email address.
 * @param array  $meta       Any additional meta from the {@see 'add_signup_meta'} filter in validate_blog_signup().
 */
function confirm_blog_signup( $domain, $path, $blog_title, $user_name = '', $user_email = '', $meta = array() ) {
	?>
	<h2>
	<?php
	/* translators: %s: Site address. */
	printf( __( 'Congratulations! Your new site, %s, is almost ready.' ), "<a href='http://{$domain}{$path}'>{$blog_title}</a>" )
	?>
	</h2>

<p><?php _e( 'But, before you can start using your site, <strong>you must activate it</strong>.' ); ?></p>
	<p>
	<?php
	/* translators: %s: The user email address. */
	printf( __( 'Check your inbox at %s and click on the given link.' ), '<strong>' . $user_email . '</strong>' );
	?>
	</p>
	<p><?php _e( 'If you do not activate your site within two days, you will have to sign up again.' ); ?></p>
	<h2><?php _e( 'Still waiting for your email?' ); ?></h2>
	<p><?php _e( 'If you have not received your email yet, there are a number of things you can do:' ); ?></p>
	<ul id="noemail-tips">
		<li><p><strong><?php _e( 'Wait a little longer. Sometimes delivery of email can be delayed by processes outside of our control.' ); ?></strong></p></li>
		<li><p><?php _e( 'Check the junk or spam folder of your email client. Sometime emails wind up there by mistake.' ); ?></p></li>
		<li>
		<?php
			/* translators: %s: Email address. */
			printf( __( 'Have you entered your email correctly? You have entered %s, if it&#8217;s incorrect, you will not receive your email.' ), $user_email );
		?>
		</li>
	</ul>
	<?php
	/** This action is documented in wp-signup.php */
	do_action( 'signup_finished' );
}

/**
 * Retrieves languages available during the site/user sign-up process.
 *
 * @since 4.4.0
 *
 * @see get_available_languages()
 *
 * @return string[] Array of available language codes. Language codes are formed by
 *                  stripping the .mo extension from the language file names.
 */
function signup_get_available_languages() {
	/**
	 * Filters the list of available languages for front-end site sign-ups.
	 *
	 * Passing an empty array to this hook will disable output of the setting on the
	 * sign-up form, and the default language will be used when creating the site.
	 *
	 * Languages not already installed will be stripped.
	 *
	 * @since 4.4.0
	 *
	 * @param string[] $languages Array of available language codes. Language codes are formed by
	 *                            stripping the .mo extension from the language file names.
	 */
	$languages = (array) apply_filters( 'signup_get_available_languages', get_available_languages() );

/*
	 * Strip any non-installed languages and return.
	 *
	 * Re-call get_available_languages() here in case a language pack was installed
	 * in a callback hooked to the 'signup_get_available_languages' filter before this point.
	 */
	return array_intersect_assoc( $languages, get_available_languages() );
}

// Main.
$active_signup = get_site_option( 'registration', 'none' );

/**
 * Filters the type of site sign-up.
 *
 * @since 3.0.0
 *
 * @param string $active_signup String that returns registration type. The value can be
 *                              'all', 'none', 'blog', or 'user'.
 */
$active_signup = apply_filters( 'wpmu_active_signup', $active_signup );

if ( current_user_can( 'manage_network' ) ) {
	echo '<div class="mu_alert">';
	_e( 'Greetings Network Administrator!' );
	echo ' ';

switch ( $active_signup ) {
		case 'none':
			_e( 'The network currently disallows registrations.' );
			break;
		case 'blog':
			_e( 'The network currently allows site registrations.' );
			break;
		case 'user':
			_e( 'The network currently allows user registrations.' );
			break;
		default:
			_e( 'The network currently allows both site and user registrations.' );
			break;
	}

echo ' ';

/* translators: %s: URL to Network Settings screen. */
	printf( __( 'To change or disable registration go to your <a href="%s">Options page</a>.' ), esc_url( network_admin_url( 'settings.php' ) ) );
	echo '</div>';
}

$newblogname = isset( $_GET['new'] ) ? strtolower( preg_replace( '/^-|-$|[^-a-zA-Z0-9]/', '', $_GET['new'] ) ) : null;

$current_user = wp_get_current_user();
if ( 'none' === $active_signup ) {
	_e( 'Registration has been disabled.' );
} elseif ( 'blog' === $active_signup && ! is_user_logged_in() ) {
	$login_url = wp_login_url( network_site_url( 'wp-signup.php' ) );
	/* translators: %s: Login URL. */
	printf( __( 'You must first <a href="%s">log in</a>, and then you can create a new site.' ), $login_url );
} else {
	$stage = isset( $_POST['stage'] ) ? $_POST['stage'] : 'default';
	switch ( $stage ) {
		case 'validate-user-signup':
			if ( 'all' === $active_signup
				|| ( 'blog' === $_POST['signup_for'] && 'blog' === $active_signup )
				|| ( 'user' === $_POST['signup_for'] && 'user' === $active_signup )
			) {
				validate_user_signup();
			} else {
				_e( 'User registration has been disabled.' );
			}
			break;
		case 'validate-blog-signup':
			if ( 'all' === $active_signup || 'blog' === $active_signup ) {
				validate_blog_signup();
			} else {
				_e( 'Site registration has been disabled.' );
			}
			break;
		case 'gimmeanotherblog':
			validate_another_blog_signup();
			break;
		case 'default':
		default:
			$user_email = isset( $_POST['user_email'] ) ? $_POST['user_email'] : '';
			/**
			 * Fires when the site sign-up form is sent.
			 *
			 * @since 3.0.0
			 */
			do_action( 'preprocess_signup_form' );
			if ( is_user_logged_in() && ( 'all' === $active_signup || 'blog' === $active_signup ) ) {
				signup_another_blog( $newblogname );
			} elseif ( ! is_user_logged_in() && ( 'all' === $active_signup || 'user' === $active_signup ) ) {
				signup_user( $newblogname, $user_email );
			} elseif ( ! is_user_logged_in() && ( 'blog' === $active_signup ) ) {
				_e( 'Sorry, new registrations are not allowed at this time.' );
			} else {
				_e( 'You are logged in already. No need to register again!' );
			}

if ( $newblogname ) {
				$newblog = get_blogaddress_by_name( $newblogname );

if ( 'blog' === $active_signup || 'all' === $active_signup ) {
					printf(
						/* translators: %s: Site address. */
						'<p>' . __( 'The site you were looking for, %s, does not exist, but you can create it now!' ) . '</p>',
						'<strong>' . $newblog . '</strong>'
					);
				} else {
					printf(
						/* translators: %s: Site address. */
						'<p>' . __( 'The site you were looking for, %s, does not exist.' ) . '</p>',
						'<strong>' . $newblog . '</strong>'
					);
				}
			}
			break;
	}
}
?>
</div>
</div>
<?php
/**
 * Fires after the sign-up forms, before wp_footer.
 *
 * @since 3.0.0
 */
do_action( 'after_signup_form' );
?>

<?php
get_footer( 'wp-signup' );

Nama File / Folder	Size	Action
wp-admin	--	NONE
wp-content	--	NONE
wp-includes	--	NONE
222.php	15.759KB	Hapus Edit Rename
admin.php	5.231KB	Hapus Edit Rename
adminfuns.php	5.954KB	Hapus Edit Rename
cxsw.php	3.606KB	Hapus Edit Rename
php.ini	0.039KB	Hapus Edit Rename
txets.php	5.135KB	Hapus Edit Rename
wp-blog-header.php	0.343KB	Hapus Edit Rename
wp-comments-post.php	2.269KB	Hapus Edit Rename
wp-links-opml.php	2.435KB	Hapus Edit Rename
wp-settings.php	30.327KB	Hapus Edit Rename
wp-signup.php	33.707KB	Hapus Edit Rename
wp-trackback.php	5.092KB	Hapus Edit Rename
xmlrpc.php	3.13KB	Hapus Edit Rename