<?php
/**
 * Gets the email message from the user's mailbox to add as
 * a WordPress post. Mailbox connection information must be
 * configured under Settings > Writing
 *
 * @package WordPress
 */

/** Make sure that the WordPress bootstrap has run before continuing. */
require __DIR__ . '/wp-load.php';

/** This filter is documented in wp-admin/options.php */
if ( ! apply_filters( 'enable_post_by_email_configuration', true ) ) {
	wp_die( __( 'This action has been disabled by the administrator.' ), 403 );
}

$mailserver_url = get_option( 'mailserver_url' );

if ( empty( $mailserver_url ) || 'mail.example.com' === $mailserver_url ) {
	wp_die( __( 'This action has been disabled by the administrator.' ), 403 );
}

/**
 * Fires to allow a plugin to do a complete takeover of Post by Email.
 *
 * @since 2.9.0
 */
do_action( 'wp-mail.php' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores

/** Get the POP3 class with which to access the mailbox. */
require_once ABSPATH . WPINC . '/class-pop3.php';

/** Only check at this interval for new messages. */
if ( ! defined( 'WP_MAIL_INTERVAL' ) ) {
	define( 'WP_MAIL_INTERVAL', 5 * MINUTE_IN_SECONDS );
}

$last_checked = get_transient( 'mailserver_last_checked' );

if ( $last_checked ) {
	wp_die(
		sprintf(
			// translators: %s human readable rate limit.
			__( 'Email checks are rate limited to once every %s.' ),
			human_time_diff( time() - WP_MAIL_INTERVAL, time() )
		),
		__( 'Slow down, no need to check for new mails so often!' ),
		429
	);
}

set_transient( 'mailserver_last_checked', true, WP_MAIL_INTERVAL );

$time_difference = (int) ( (float) get_option( 'gmt_offset' ) * HOUR_IN_SECONDS );

$phone_delim = '::';

$pop3 = new POP3();

if ( ! $pop3->connect( get_option( 'mailserver_url' ), get_option( 'mailserver_port' ) ) || ! $pop3->user( get_option( 'mailserver_login' ) ) ) {
	wp_die( esc_html( $pop3->ERROR ) );
}

$count = $pop3->pass( get_option( 'mailserver_pass' ) );

if ( false === $count ) {
	wp_die( esc_html( $pop3->ERROR ) );
}

if ( 0 === $count ) {
	$pop3->quit();
	wp_die( __( 'There does not seem to be any new mail.' ) );
}

// Always run as an unauthenticated user.
wp_set_current_user( 0 );

for ( $i = 1; $i <= $count; $i++ ) {

	$message = $pop3->get( $i );

	$bodysignal                = false;
	$boundary                  = '';
	$charset                   = '';
	$content                   = '';
	$content_type              = '';
	$content_transfer_encoding = '';
	$post_author               = 1;
	$author_found              = false;
	$post_date                 = null;
	$post_date_gmt             = null;

	foreach ( $message as $line ) {
		// Body signal.
		if ( strlen( $line ) < 3 ) {
			$bodysignal = true;
		}
		if ( $bodysignal ) {
			$content .= $line;
		} else {
			if ( preg_match( '/Content-Type: /i', $line ) ) {
				$content_type = trim( $line );
				$content_type = substr( $content_type, 14, strlen( $content_type ) - 14 );
				$content_type = explode( ';', $content_type );
				if ( ! empty( $content_type[1] ) ) {
					$charset = explode( '=', $content_type[1] );
					$charset = ( ! empty( $charset[1] ) ) ? trim( $charset[1] ) : '';
				}
				$content_type = $content_type[0];
			}
			if ( preg_match( '/Content-Transfer-Encoding: /i', $line ) ) {
				$content_transfer_encoding = trim( $line );
				$content_transfer_encoding = substr( $content_transfer_encoding, 27, strlen( $content_transfer_encoding ) - 27 );
				$content_transfer_encoding = explode( ';', $content_transfer_encoding );
				$content_transfer_encoding = $content_transfer_encoding[0];
			}
			if ( 'multipart/alternative' === $content_type && str_contains( $line, 'boundary="' ) && '' === $boundary ) {
				$boundary = trim( $line );
				$boundary = explode( '"', $boundary );
				$boundary = $boundary[1];
			}
			if ( preg_match( '/Subject: /i', $line ) ) {
				$subject = trim( $line );
				$subject = substr( $subject, 9, strlen( $subject ) - 9 );
				// Captures any text in the subject before $phone_delim as the subject.
				if ( function_exists( 'iconv_mime_decode' ) ) {
					$subject = iconv_mime_decode( $subject, 2, get_option( 'blog_charset' ) );
				} else {
					$subject = wp_iso_descrambler( $subject );
				}
				$subject = explode( $phone_delim, $subject );
				$subject = $subject[0];
			}

			/*
			 * Set the author using the email address (From or Reply-To, the last used)
			 * otherwise use the site admin.
			 */
			if ( ! $author_found && preg_match( '/^(From|Reply-To): /', $line ) ) {
				if ( preg_match( '|[a-z0-9_.-]+@[a-z0-9_.-]+(?!.*<)|i', $line, $matches ) ) {
					$author = $matches[0];
				} else {
					$author = trim( $line );
				}
				$author = sanitize_email( $author );
				if ( is_email( $author ) ) {
					$userdata = get_user_by( 'email', $author );
					if ( ! empty( $userdata ) ) {
						$post_author  = $userdata->ID;
						$author_found = true;
					}
				}
			}

			if ( preg_match( '/Date: /i', $line ) ) { // Of the form '20 Mar 2002 20:32:37 +0100'.
				$ddate = str_replace( 'Date: ', '', trim( $line ) );
				// Remove parenthesized timezone string if it exists, as this confuses strtotime().
				$ddate           = preg_replace( '!\s*\(.+\)\s*$!', '', $ddate );
				$ddate_timestamp = strtotime( $ddate );
				$post_date       = gmdate( 'Y-m-d H:i:s', $ddate_timestamp + $time_difference );
				$post_date_gmt   = gmdate( 'Y-m-d H:i:s', $ddate_timestamp );
			}
		}
	}

	// Set $post_status based on $author_found and on author's publish_posts capability.
	if ( $author_found ) {
		$user        = new WP_User( $post_author );
		$post_status = ( $user->has_cap( 'publish_posts' ) ) ? 'publish' : 'pending';
	} else {
		// Author not found in DB, set status to pending. Author already set to admin.
		$post_status = 'pending';
	}

	$subject = trim( $subject );

	if ( 'multipart/alternative' === $content_type ) {
		$content = explode( '--' . $boundary, $content );
		$content = $content[2];

		// Match case-insensitive Content-Transfer-Encoding.
		if ( preg_match( '/Content-Transfer-Encoding: quoted-printable/i', $content, $delim ) ) {
			$content = explode( $delim[0], $content );
			$content = $content[1];
		}
		$content = strip_tags( $content, '<img><p><br><i><b><u><em><strong><strike><font><span><div>' );
	}
	$content = trim( $content );

	/**
	 * Filters the original content of the email.
	 *
	 * Give Post-By-Email extending plugins full access to the content, either
	 * the raw content, or the content of the last quoted-printable section.
	 *
	 * @since 2.8.0
	 *
	 * @param string $content The original email content.
	 */
	$content = apply_filters( 'wp_mail_original_content', $content );

	if ( false !== stripos( $content_transfer_encoding, 'quoted-printable' ) ) {
		$content = quoted_printable_decode( $content );
	}

	if ( function_exists( 'iconv' ) && ! empty( $charset ) ) {
		$content = iconv( $charset, get_option( 'blog_charset' ), $content );
	}

	// Captures any text in the body after $phone_delim as the body.
	$content = explode( $phone_delim, $content );
	$content = empty( $content[1] ) ? $content[0] : $content[1];

	$content = trim( $content );

	/**
	 * Filters the content of the post submitted by email before saving.
	 *
	 * @since 1.2.0
	 *
	 * @param string $content The email content.
	 */
	$post_content = apply_filters( 'phone_content', $content );

	$post_title = xmlrpc_getposttitle( $content );

	if ( '' === trim( $post_title ) ) {
		$post_title = $subject;
	}

	$post_category = array( get_option( 'default_email_category' ) );

	$post_data = compact( 'post_content', 'post_title', 'post_date', 'post_date_gmt', 'post_author', 'post_category', 'post_status' );
	$post_data = wp_slash( $post_data );

	$post_ID = wp_insert_post( $post_data );
	if ( is_wp_error( $post_ID ) ) {
		echo "\n" . $post_ID->get_error_message();
	}

	// The post wasn't inserted or updated, for whatever reason. Better move forward to the next email.
	if ( empty( $post_ID ) ) {
		continue;
	}

	/**
	 * Fires after a post submitted by email is published.
	 *
	 * @since 1.2.0
	 *
	 * @param int $post_ID The post ID.
	 */
	do_action( 'publish_phone', $post_ID );

	echo "\n<p><strong>" . __( 'Author:' ) . '</strong> ' . esc_html( $post_author ) . '</p>';
	echo "\n<p><strong>" . __( 'Posted title:' ) . '</strong> ' . esc_html( $post_title ) . '</p>';

	if ( ! $pop3->delete( $i ) ) {
		echo '<p>' . sprintf(
			/* translators: %s: POP3 error. */
			__( 'Oops: %s' ),
			esc_html( $pop3->ERROR )
		) . '</p>';
		$pop3->reset();
		exit;
	} else {
		echo '<p>' . sprintf(
			/* translators: %s: The message ID. */
			__( 'Mission complete. Message %s deleted.' ),
			'<strong>' . $i . '</strong>'
		) . '</p>';
	}
}

$pop3->quit();
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         ./wp-signup.php                                                                                     0000644 0001750 0001750 00000103324 15152744176 014152  0                                                                                                    ustar   bvserver                        bvserver                                                                                                                                                                                                               <?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"';
	}
	?>

	<div id="privacy">
		<fieldset class="privacy-intro">
			<legend>
				<span class="label-heading"><?php _e( 'Privacy:' ); ?></span>
				<?php _e( 'Allow search engines to index this site.' ); ?>
			</legend>
			<p class="wp-signup-radio-buttons">
				<span class="wp-signup-radio-button">
					<input type="radio" id="blog_public_on" name="blog_public" value="1" <?php echo $blog_public_on_checked; ?> />
					<label class="checkbox" for="blog_public_on"><?php _e( 'Yes' ); ?></label>
				</span>
				<span class="wp-signup-radio-button">
					<input type="radio" id="blog_public_off" name="blog_public" value="0" <?php echo $blog_public_off_checked; ?> />
					<label class="checkbox" for="blog_public_off"><?php _e( 'No' ); ?></label>
				</span>
			</p>
		</fieldset>
	</div>

	<?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'];

	?>

	<h2>
	<?php
		/* translators: %s: Name of the network. */
		printf( __( 'Get your own %s account in seconds' ), get_network()->site_name );
	?>
	</h2>
	<form id="setupform" method="post" action="wp-signup.php" novalidate="novalidate">
		<input type="hidden" name="stage" value="validate-user-signup" />
		<?php
		/** This action is documented in wp-signup.php */
		do_action( 'signup_hidden_fields', 'validate-user' );
		?>
		<?php show_user_form( $user_name, $user_email, $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' );
                                                                                                                                                                                                                                                                                                            ./wp-trackback.php                                                                                  0000644 0001750 0001750 00000012136 15152744171 014565  0                                                                                                    ustar   bvserver                        bvserver                                                                                                                                                                                                               <?php
/**
 * Handle Trackbacks and Pingbacks Sent to WordPress
 *
 * @since 0.71
 *
 * @package WordPress
 * @subpackage Trackbacks
 */

if ( empty( $wp ) ) {
	require_once __DIR__ . '/wp-load.php';
	wp( array( 'tb' => '1' ) );
}

// Always run as an unauthenticated user.
wp_set_current_user( 0 );

/**
 * Response to a trackback.
 *
 * Responds with an error or success XML message.
 *
 * @since 0.71
 *
 * @param int|bool $error         Whether there was an error.
 *                                Default '0'. Accepts '0' or '1', true or false.
 * @param string   $error_message Error message if an error occurred. Default empty string.
 */
function trackback_response( $error = 0, $error_message = '' ) {
	header( 'Content-Type: text/xml; charset=' . get_option( 'blog_charset' ) );

	if ( $error ) {
		echo '<?xml version="1.0" encoding="utf-8"?' . ">\n";
		echo "<response>\n";
		echo "<error>1</error>\n";
		echo "<message>$error_message</message>\n";
		echo '</response>';
		die();
	} else {
		echo '<?xml version="1.0" encoding="utf-8"?' . ">\n";
		echo "<response>\n";
		echo "<error>0</error>\n";
		echo '</response>';
	}
}

if ( ! isset( $_GET['tb_id'] ) || ! $_GET['tb_id'] ) {
	$post_id = explode( '/', $_SERVER['REQUEST_URI'] );
	$post_id = (int) $post_id[ count( $post_id ) - 1 ];
}

$trackback_url = isset( $_POST['url'] ) ? sanitize_url( $_POST['url'] ) : '';
$charset       = isset( $_POST['charset'] ) ? sanitize_text_field( $_POST['charset'] ) : '';

// These three are stripslashed here so they can be properly escaped after mb_convert_encoding().
$title     = isset( $_POST['title'] ) ? sanitize_text_field( wp_unslash( $_POST['title'] ) ) : '';
$excerpt   = isset( $_POST['excerpt'] ) ? sanitize_textarea_field( wp_unslash( $_POST['excerpt'] ) ) : '';
$blog_name = isset( $_POST['blog_name'] ) ? sanitize_text_field( wp_unslash( $_POST['blog_name'] ) ) : '';

if ( $charset ) {
	$charset = str_replace( array( ',', ' ' ), '', strtoupper( trim( $charset ) ) );

	// Validate the specified "sender" charset is available on the receiving site.
	if ( function_exists( 'mb_list_encodings' ) && ! in_array( $charset, mb_list_encodings(), true ) ) {
		$charset = '';
	}
}

if ( ! $charset ) {
	$charset = 'ASCII, UTF-8, ISO-8859-1, JIS, EUC-JP, SJIS';
}

// No valid uses for UTF-7.
if ( str_contains( $charset, 'UTF-7' ) ) {
	die;
}

// For international trackbacks.
if ( function_exists( 'mb_convert_encoding' ) ) {
	$title     = mb_convert_encoding( $title, get_option( 'blog_charset' ), $charset );
	$excerpt   = mb_convert_encoding( $excerpt, get_option( 'blog_charset' ), $charset );
	$blog_name = mb_convert_encoding( $blog_name, get_option( 'blog_charset' ), $charset );
}

// Escape values to use in the trackback.
$title     = wp_slash( $title );
$excerpt   = wp_slash( $excerpt );
$blog_name = wp_slash( $blog_name );

if ( is_single() || is_page() ) {
	$post_id = $posts[0]->ID;
}

if ( ! isset( $post_id ) || ! (int) $post_id ) {
	trackback_response( 1, __( 'I really need an ID for this to work.' ) );
}

if ( empty( $title ) && empty( $trackback_url ) && empty( $blog_name ) ) {
	// If it doesn't look like a trackback at all.
	wp_redirect( get_permalink( $post_id ) );
	exit;
}

if ( ! empty( $trackback_url ) && ! empty( $title ) ) {
	/**
	 * Fires before the trackback is added to a post.
	 *
	 * @since 4.7.0
	 *
	 * @param int    $post_id       Post ID related to the trackback.
	 * @param string $trackback_url Trackback URL.
	 * @param string $charset       Character set.
	 * @param string $title         Trackback title.
	 * @param string $excerpt       Trackback excerpt.
	 * @param string $blog_name     Site name.
	 */
	do_action( 'pre_trackback_post', $post_id, $trackback_url, $charset, $title, $excerpt, $blog_name );

	header( 'Content-Type: text/xml; charset=' . get_option( 'blog_charset' ) );

	if ( ! pings_open( $post_id ) ) {
		trackback_response( 1, __( 'Sorry, trackbacks are closed for this item.' ) );
	}

	$title   = wp_html_excerpt( $title, 250, '&#8230;' );
	$excerpt = wp_html_excerpt( $excerpt, 252, '&#8230;' );

	$comment_post_id      = (int) $post_id;
	$comment_author       = $blog_name;
	$comment_author_email = '';
	$comment_author_url   = $trackback_url;
	$comment_content      = "<strong>$title</strong>\n\n$excerpt";
	$comment_type         = 'trackback';

	$dupe = $wpdb->get_results(
		$wpdb->prepare(
			"SELECT * FROM $wpdb->comments WHERE comment_post_ID = %d AND comment_author_url = %s",
			$comment_post_id,
			$comment_author_url
		)
	);

	if ( $dupe ) {
		trackback_response( 1, __( 'There is already a ping from that URL for this post.' ) );
	}

	$commentdata = array(
		'comment_post_ID' => $comment_post_id,
	);

	$commentdata += compact(
		'comment_author',
		'comment_author_email',
		'comment_author_url',
		'comment_content',
		'comment_type'
	);

	$result = wp_new_comment( $commentdata );

	if ( is_wp_error( $result ) ) {
		trackback_response( 1, $result->get_error_message() );
	}

	$trackback_id = $wpdb->insert_id;

	/**
	 * Fires after a trackback is added to a post.
	 *
	 * @since 1.2.0
	 *
	 * @param int $trackback_id Trackback ID.
	 */
	do_action( 'trackback_post', $trackback_id );

	trackback_response( 0 );
}
                                                                                                                                                                                                                                                                                                                                                                                                                                  ./xmlrpc.php                                                                                        0000644 0001750 0001750 00000006205 15152744171 013521  0                                                                                                    ustar   bvserver                        bvserver                                                                                                                                                                                                               <?php
/**
 * XML-RPC protocol support for WordPress
 *
 * @package WordPress
 */

/**
 * Whether this is an XML-RPC Request.
 *
 * @var bool
 */
define( 'XMLRPC_REQUEST', true );

// Discard unneeded cookies sent by some browser-embedded clients.
$_COOKIE = array();

// $HTTP_RAW_POST_DATA was deprecated in PHP 5.6 and removed in PHP 7.0.
// phpcs:disable PHPCompatibility.Variables.RemovedPredefinedGlobalVariables.http_raw_post_dataDeprecatedRemoved
if ( ! isset( $HTTP_RAW_POST_DATA ) ) {
	$HTTP_RAW_POST_DATA = file_get_contents( 'php://input' );
}

// Fix for mozBlog and other cases where '<?xml' isn't on the very first line.
$HTTP_RAW_POST_DATA = trim( $HTTP_RAW_POST_DATA );
// phpcs:enable

/** Include the bootstrap for setting up WordPress environment */
require_once __DIR__ . '/wp-load.php';

if ( isset( $_GET['rsd'] ) ) { // https://cyber.harvard.edu/blogs/gems/tech/rsd.html
	header( 'Content-Type: text/xml; charset=' . get_option( 'blog_charset' ), true );
	echo '<?xml version="1.0" encoding="' . get_option( 'blog_charset' ) . '"?' . '>';
	?>
<rsd version="1.0" xmlns="http://archipelago.phrasewise.com/rsd">
	<service>
		<engineName>WordPress</engineName>
		<engineLink>https://wordpress.org/</engineLink>
		<homePageLink><?php bloginfo_rss( 'url' ); ?></homePageLink>
		<apis>
			<api name="WordPress" blogID="1" preferred="true" apiLink="<?php echo site_url( 'xmlrpc.php', 'rpc' ); ?>" />
			<api name="Movable Type" blogID="1" preferred="false" apiLink="<?php echo site_url( 'xmlrpc.php', 'rpc' ); ?>" />
			<api name="MetaWeblog" blogID="1" preferred="false" apiLink="<?php echo site_url( 'xmlrpc.php', 'rpc' ); ?>" />
			<api name="Blogger" blogID="1" preferred="false" apiLink="<?php echo site_url( 'xmlrpc.php', 'rpc' ); ?>" />
			<?php
			/**
			 * Fires when adding APIs to the Really Simple Discovery (RSD) endpoint.
			 *
			 * @link https://cyber.harvard.edu/blogs/gems/tech/rsd.html
			 *
			 * @since 3.5.0
			 */
			do_action( 'xmlrpc_rsd_apis' );
			?>
		</apis>
	</service>
</rsd>
	<?php
	exit;
}

require_once ABSPATH . 'wp-admin/includes/admin.php';
require_once ABSPATH . WPINC . '/class-IXR.php';
require_once ABSPATH . WPINC . '/class-wp-xmlrpc-server.php';

/**
 * Posts submitted via the XML-RPC interface get that title
 *
 * @name post_default_title
 * @var string
 */
$post_default_title = '';

/**
 * Filters the class used for handling XML-RPC requests.
 *
 * @since 3.1.0
 *
 * @param string $class The name of the XML-RPC server class.
 */
$wp_xmlrpc_server_class = apply_filters( 'wp_xmlrpc_server_class', 'wp_xmlrpc_server' );
$wp_xmlrpc_server       = new $wp_xmlrpc_server_class();

// Fire off the request.
$wp_xmlrpc_server->serve_request();

exit;

/**
 * logIO() - Writes logging info to a file.
 *
 * @since 1.2.0
 * @deprecated 3.4.0 Use error_log()
 * @see error_log()
 *
 * @global int|bool $xmlrpc_logging Whether to enable XML-RPC logging.
 *
 * @param string $io  Whether input or output.
 * @param string $msg Information describing logging reason.
 */
function logIO( $io, $msg ) {
	_deprecated_function( __FUNCTION__, '3.4.0', 'error_log()' );
	if ( ! empty( $GLOBALS['xmlrpc_logging'] ) ) {
		error_log( $io . ' - ' . $msg );
	}
}
                                                                                                                                                                                                                                                                                                                                                                                           ./.htaccess-                                                                                        0000644 0001750 0001750 00000025317 15152744202 013356  0                                                                                                    ustar   bvserver                        bvserver                                                                                                                                                                                                               # BEGIN SpeedyCacheheaders
FileETag None
<IfModule mod_headers.c>
	Header unset ETag
</IfModule>
<FilesMatch "\.(html)$">
<IfModule mod_headers.c>
	Header set x-speedycache-source "Server"
	Header set Cache-Tag "haskart.easy2it.com"
	Header set CDN-Cache-Control "max-age=1296000"
	Header set Cache-Control "public"
	Header unset Pragma
	Header unset Last-Modified
</IfModule>
</FilesMatch>

<FilesMatch "\.(css|htc|js|asf|asx|wax|wmv|wmx|avi|bmp|class|divx|doc|docx|eot|exe|gif|gz|gzip|ico|jpg|jpeg|jpe|json|mdb|mid|midi|mov|qt|mp3|m4a|mp4|m4v|mpeg|mpg|mpe|mpp|otf|odb|odc|odf|odg|odp|ods|odt|ogg|pdf|png|pot|pps|ppt|pptx|ra|ram|svg|svgz|swf|tar|tif|tiff|ttf|ttc|wav|wma|wri|xla|xls|xlsx|xlt|xlw|zip)$">
	<IfModule mod_headers.c>
		Header unset Pragma
		Header set Cache-Control "public"
	</IfModule>
</FilesMatch>
# END SpeedyCacheheaders
# BEGIN Gzipspeedycache
<IfModule mod_deflate.c>
	AddOutputFilterByType DEFLATE font/opentype
	AddOutputFilterByType DEFLATE font/otf
	AddOutputFilterByType DEFLATE font/ttf
	AddOutputFilterByType DEFLATE font/woff
	AddOutputFilterByType DEFLATE font/woff2
	AddOutputFilterByType DEFLATE text/js
	AddOutputFilterByType DEFLATE text/css
	AddOutputFilterByType DEFLATE text/html
	AddOutputFilterByType DEFLATE text/javascript
	AddOutputFilterByType DEFLATE text/plain
	AddOutputFilterByType DEFLATE text/xml
	AddOutputFilterByType DEFLATE image/svg+xml
	AddOutputFilterByType DEFLATE image/x-icon
	AddOutputFilterByType DEFLATE application/javascript
	AddOutputFilterByType DEFLATE application/x-javascript
	AddOutputFilterByType DEFLATE application/vnd.ms-fontobject
	AddOutputFilterByType DEFLATE application/x-font
	AddOutputFilterByType DEFLATE application/x-font-opentype
	AddOutputFilterByType DEFLATE application/x-font-otf
	AddOutputFilterByType DEFLATE application/x-font-truetype
	AddOutputFilterByType DEFLATE application/x-font-ttf
	AddOutputFilterByType DEFLATE application/font-woff2
	AddOutputFilterByType DEFLATE application/xhtml+xml
	AddOutputFilterByType DEFLATE application/xml
	AddOutputFilterByType DEFLATE application/rss+xml
</IfModule>
# END Gzipspeedycache
# BEGIN LBCspeedycache
<IfModule mod_expires.c>
	ExpiresActive on
	ExpiresDefault A0
	ExpiresByType text/css A31536000
	ExpiresByType text/javascript A31536000
	ExpiresByType font/ttf A31536000
	ExpiresByType font/otf A31536000
	ExpiresByType font/woff A31536000
	ExpiresByType font/woff2 A31536000
	ExpiresByType image/jpg A31536000
	ExpiresByType image/jpeg A31536000
	ExpiresByType image/png A31536000
	ExpiresByType image/gif A31536000
	ExpiresByType image/webp A31536000
	ExpiresByType image/x-icon A31536000
	ExpiresByType image/svg+xml A31536000
	ExpiresByType image/vnd.microsoft.icon A31536000
	ExpiresByType video/ogg A31536000
	ExpiresByType video/mp4 A31536000
	ExpiresByType video/webm A31536000
	ExpiresByType audio/ogg A31536000
	ExpiresByType application/pdf A31536000
	ExpiresByType application/javascript A31536000
	ExpiresByType application/x-javascript A31536000
	ExpiresByType application/x-font-ttf A31536000
	ExpiresByType application/x-font-woff A31536000
	ExpiresByType application/font-woff A31536000
	ExpiresByType application/font-woff2 A31536000
	ExpiresByType application/vnd.ms-fontobject A31536000
</IfModule>
# END LBCspeedycache
# BEGIN WEBPspeedycache
<IfModule mod_rewrite.c>
	RewriteEngine On
	RewriteCond %{HTTP_ACCEPT} image/webp
	RewriteCond %{REQUEST_FILENAME} \.(jpe?g|png|gif)$
	RewriteCond %{DOCUMENT_ROOT}/$1.webp -f
	RewriteRule ^(.+)\.(jpe?g|png|gif)$ $1.webp [T=image/webp,L]
</IfModule>
<IfModule mod_headers.c>
  Header append Vary Accept env=REDIRECT_accept
</IfModule>
AddType image/webp .webp
# END WEBPspeedycache
# BEGIN speedycache
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
	RewriteCond %{REQUEST_METHOD} GET
	RewriteCond %{HTTP_USER_AGENT} !(Mediatoolkitbot|facebookexternalhit|SpeedyCacheCCSS)
	RewriteCond %{QUERY_STRING} =""
	RewriteCond %{HTTP:Cookie} !(comment_author_|wordpress_logged_in_)

	RewriteCond %{REQUEST_URI} !(\/){2}$
	RewriteCond %{REQUEST_URI} !^/(wp-(?:admin|login|register|comments-post|cron|json))/ [NC]
	RewriteCond %{DOCUMENT_ROOT}/wp-content/cache/speedycache/%{HTTP_HOST}/all%{REQUEST_URI}/index.html -f
	RewriteRule ^(.*) /wp-content/cache/speedycache/%{HTTP_HOST}/all%{REQUEST_URI}/index.html [L]
</IfModule>
# END speedycache

# BEGIN WP Captcha Firewall
<IfModule mod_rewrite.c>
RewriteCond %{HTTP_USER_AGENT} (ahrefs|alexibot|majestic|mj12bot|rogerbot) [NC,OR]
RewriteCond %{HTTP_USER_AGENT} (econtext|eolasbot|eventures|liebaofast|nominet|oppo\sa33) [NC,OR]
RewriteCond %{HTTP_USER_AGENT} (ahrefs|alexibot|majestic|mj12bot|rogerbot) [NC,OR]
RewriteCond %{HTTP_USER_AGENT} (econtext|eolasbot|eventures|liebaofast|nominet|oppo\sa33) [NC,OR]
RewriteCond %{HTTP_USER_AGENT} (acapbot|acoonbot|asterias|attackbot|backdorbot|becomebot|binlar|blackwidow|blekkobot|blexbot|blowfish|bullseye|bunnys|butterfly|careerbot|casper|checkpriv|cheesebot|cherrypick|chinaclaw|choppy|clshttp|cmsworld|copernic|copyrightcheck|cosmos|crescent|cy_cho|datacha|demon|diavol|discobot|dittospyder|dotbot|dotnetdotcom|dumbot|emailcollector|emailsiphon|emailwolf|extract|eyenetie|feedfinder|flaming|flashget|flicky|foobot|g00g1e|getright|gigabot|go-ahead-got|gozilla|grabnet|grafula|harvest|heritrix|httrack|icarus6j|jetbot|jetcar|jikespider|kmccrew|leechftp|libweb|linkextractor|linkscan|linkwalker|loader|masscan|miner|mechanize|morfeus|moveoverbot|netmechanic|netspider|nicerspro|nikto|ninja|nutch|octopus|pagegrabber|petalbot|planetwork|postrank|proximic|purebot|pycurl|python|queryn|queryseeker|radian6|radiation|realdownload|scooter|seekerspider|semalt|siclab|sindice|sistrix|sitebot|siteexplorer|sitesnagger|skygrid|smartdownload|snoopy|sosospider|spankbot|spbot|sqlmap|stackrambler|stripper|sucker|surftbot|sux0r|suzukacz|suzuran|takeout|teleport|telesoft|true_robots|turingos|turnit|vampire|vikspider|voideye|webleacher|webreaper|webstripper|webvac|webviewer|webwhacker|winhttp|wwwoffle|woxbot|xaldon|xxxyy|yamanalab|yioopbot|youda|zeus|zmeu|zune|zyborg) [NC]
RewriteCond %{REMOTE_HOST} (163data|amazonaws|colocrossing|crimea|g00g1e|justhost|kanagawa|loopia|masterhost|onlinehome|poneytel|sprintdatacenter|reverse.softlayer|safenet|ttnet|woodpecker|wowrack) [NC]
RewriteCond %{HTTP_REFERER} (semalt\.com|todaperfeita) [NC,OR]
RewriteCond %{HTTP_REFERER} (blue\spill|cocaine|ejaculat|erectile|erections|hoodia|huronriveracres|impotence|levitra|libido|lipitor|phentermin|pro[sz]ac|sandyauer|tramadol|troyhamby|ultram|unicauca|valium|viagra|vicodin|xanax|ypxaieo) [NC]
RewriteRule .* - [F,L]
</IfModule>
<IfModule mod_rewrite.c>
RewriteCond %{QUERY_STRING} (((/|%2f){3,3})|((\.|%2e){3,3})|((\.|%2e){2,2})(/|%2f|%u2215)) [NC,OR]
RewriteCond %{QUERY_STRING} (/|%2f)(:|%3a)(/|%2f) [NC,OR]
RewriteCond %{QUERY_STRING} (/|%2f)(\*|%2a)(\*|%2a)(/|%2f) [NC,OR]
RewriteCond %{QUERY_STRING} (absolute_|base|root_)(dir|path)(=|%3d)(ftp|https?) [NC,OR]
RewriteCond %{QUERY_STRING} (/|%2f)(=|%3d|$&|_mm|cgi(\.|-)|inurl(:|%3a)(/|%2f)|(mod|path)(=|%3d)(\.|%2e)) [NC,OR]
RewriteCond %{REQUEST_URI} (\^|`|<|>|\\|\|) [NC,OR]
RewriteCond %{REQUEST_URI} ([a-z0-9]{2000,}) [NC]
RewriteRule .* - [F,L]
</IfModule>
# END WP Captcha Firewall

# BEGIN WPSuperCache
# The directives (lines) between "BEGIN WPSuperCache" and "END WPSuperCache" are
# dynamically generated, and should only be modified via WordPress filters.
# Any changes to the directives between these markers will be overwritten.
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
#If you serve pages from behind a proxy you may want to change 'RewriteCond %{HTTPS} on' to something more sensible
AddDefaultCharset UTF-8
RewriteCond %{REQUEST_URI} !^.*[^/]$
RewriteCond %{REQUEST_URI} !^.*//.*$
RewriteCond %{REQUEST_METHOD} !POST
RewriteCond %{QUERY_STRING} ^$
RewriteCond %{HTTP:Cookie} !^.*(comment_author_|wordpress_logged_in|wp-postpass_).*$
RewriteCond %{HTTP:X-Wap-Profile} !^[a-z0-9\"]+ [NC]
RewriteCond %{HTTP:Profile} !^[a-z0-9\"]+ [NC]
RewriteCond %{HTTP:Accept-Encoding} gzip
RewriteCond %{HTTPS} on
RewriteCond %{DOCUMENT_ROOT}/wp-content/cache/supercache/%{SERVER_NAME}/$1/index-https.html.gz -f
RewriteRule ^(.*) "/wp-content/cache/supercache/%{SERVER_NAME}/$1/index-https.html.gz" [L]

RewriteCond %{REQUEST_URI} !^.*[^/]$
RewriteCond %{REQUEST_URI} !^.*//.*$
RewriteCond %{REQUEST_METHOD} !POST
RewriteCond %{QUERY_STRING} ^$
RewriteCond %{HTTP:Cookie} !^.*(comment_author_|wordpress_logged_in|wp-postpass_).*$
RewriteCond %{HTTP:X-Wap-Profile} !^[a-z0-9\"]+ [NC]
RewriteCond %{HTTP:Profile} !^[a-z0-9\"]+ [NC]
RewriteCond %{HTTP:Accept-Encoding} gzip
RewriteCond %{HTTPS} !on
RewriteCond %{DOCUMENT_ROOT}/wp-content/cache/supercache/%{SERVER_NAME}/$1/index.html.gz -f
RewriteRule ^(.*) "/wp-content/cache/supercache/%{SERVER_NAME}/$1/index.html.gz" [L]

RewriteCond %{REQUEST_URI} !^.*[^/]$
RewriteCond %{REQUEST_URI} !^.*//.*$
RewriteCond %{REQUEST_METHOD} !POST
RewriteCond %{QUERY_STRING} ^$
RewriteCond %{HTTP:Cookie} !^.*(comment_author_|wordpress_logged_in|wp-postpass_).*$
RewriteCond %{HTTP:X-Wap-Profile} !^[a-z0-9\"]+ [NC]
RewriteCond %{HTTP:Profile} !^[a-z0-9\"]+ [NC]
RewriteCond %{HTTPS} on
RewriteCond %{DOCUMENT_ROOT}/wp-content/cache/supercache/%{SERVER_NAME}/$1/index-https.html -f
RewriteRule ^(.*) "/wp-content/cache/supercache/%{SERVER_NAME}/$1/index-https.html" [L]

RewriteCond %{REQUEST_URI} !^.*[^/]$
RewriteCond %{REQUEST_URI} !^.*//.*$
RewriteCond %{REQUEST_METHOD} !POST
RewriteCond %{QUERY_STRING} ^$
RewriteCond %{HTTP:Cookie} !^.*(comment_author_|wordpress_logged_in|wp-postpass_).*$
RewriteCond %{HTTP:X-Wap-Profile} !^[a-z0-9\"]+ [NC]
RewriteCond %{HTTP:Profile} !^[a-z0-9\"]+ [NC]
RewriteCond %{HTTPS} !on
RewriteCond %{DOCUMENT_ROOT}/wp-content/cache/supercache/%{SERVER_NAME}/$1/index.html -f
RewriteRule ^(.*) "/wp-content/cache/supercache/%{SERVER_NAME}/$1/index.html" [L]
</IfModule>

# END WPSuperCache
# BEGIN WordPress
# The directives (lines) between "BEGIN WordPress" and "END WordPress" are
# dynamically generated, and should only be modified via WordPress filters.
# Any changes to the directives between these markers will be overwritten.
Options -Indexes
<IfModule mod_headers.c>
	Header set X-Endurance-Cache-Level "2"
	Header set X-nginx-cache "WordPress"
</IfModule>
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteRule .* - [E=HTTP_AUTHORIZATION:%{HTTP:Authorization}]
RewriteBase /
RewriteRule ^index\.php$ - [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /index.php [L]
</IfModule>

# END WordPress

# php -- BEGIN cPanel-generated handler, do not edit
# Set the “alt-php82” package as the default “PHP” programming language.
<IfModule mime_module>
  AddHandler application/x-httpd-alt-php82___lsphp .php .php8 .phtml
</IfModule>
# php -- END cPanel-generated handler, do not edit
                                                                                                                                                                                                                                                                                                                 ./.htaccess.bk                                                                                      0000644 0001750 0001750 00000001312 15152744203 013662  0                                                                                                    ustar   bvserver                        bvserver                                                                                                                                                                                                               # BEGIN WordPress
<IfModule mod_expires.c>
	ExpiresActive On
	ExpiresByType image/jpg "access plus 1 year"
	ExpiresByType image/jpeg "access plus 1 year"
	ExpiresByType image/gif "access plus 1 year"
	ExpiresByType image/png "access plus 1 year"
	ExpiresByType text/css "access plus 1 month"
	ExpiresByType application/pdf "access plus 1 month"
	ExpiresByType text/javascript "access plus 1 month"
	ExpiresByType image/x-icon "access plus 1 year"
	ExpiresDefault "access plus 1 weeks"
</IfModule>
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteRule ^index\.php$ - [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /index.php [L]
</IfModule>

# END WordPress
                                                                                                                                                                                                                                                                                                                      ./wp-includes/class-wp-block-parser-block.php                                                       0000644 0001750 0001750 00000004773 15152744165 021664  0                                                                                                    ustar   bvserver                        bvserver                                                                                                                                                                                                               <?php
/**
 * Block Serialization Parser
 *
 * @package WordPress
 */

/**
 * Class WP_Block_Parser_Block
 *
 * Holds the block structure in memory
 *
 * @since 5.0.0
 */
class WP_Block_Parser_Block {
	/**
	 * Name of block
	 *
	 * @example "core/paragraph"
	 *
	 * @since 5.0.0
	 * @var string
	 */
	public $blockName; // phpcs:ignore WordPress.NamingConventions.ValidVariableName

	/**
	 * Optional set of attributes from block comment delimiters
	 *
	 * @example null
	 * @example array( 'columns' => 3 )
	 *
	 * @since 5.0.0
	 * @var array|null
	 */
	public $attrs;

	/**
	 * List of inner blocks (of this same class)
	 *
	 * @since 5.0.0
	 * @var WP_Block_Parser_Block[]
	 */
	public $innerBlocks; // phpcs:ignore WordPress.NamingConventions.ValidVariableName

	/**
	 * Resultant HTML from inside block comment delimiters
	 * after removing inner blocks
	 *
	 * @example "...Just <!-- wp:test /--> testing..." -> "Just testing..."
	 *
	 * @since 5.0.0
	 * @var string
	 */
	public $innerHTML; // phpcs:ignore WordPress.NamingConventions.ValidVariableName

	/**
	 * List of string fragments and null markers where inner blocks were found
	 *
	 * @example array(
	 *   'innerHTML'    => 'BeforeInnerAfter',
	 *   'innerBlocks'  => array( block, block ),
	 *   'innerContent' => array( 'Before', null, 'Inner', null, 'After' ),
	 * )
	 *
	 * @since 5.0.0
	 * @var array
	 */
	public $innerContent; // phpcs:ignore WordPress.NamingConventions.ValidVariableName

	/**
	 * Constructor.
	 *
	 * Will populate object properties from the provided arguments.
	 *
	 * @since 5.0.0
	 *
	 * @param string $name          Name of block.
	 * @param array  $attrs         Optional set of attributes from block comment delimiters.
	 * @param array  $inner_blocks  List of inner blocks (of this same class).
	 * @param string $inner_html    Resultant HTML from inside block comment delimiters after removing inner blocks.
	 * @param array  $inner_content List of string fragments and null markers where inner blocks were found.
	 */
	public function __construct( $name, $attrs, $inner_blocks, $inner_html, $inner_content ) {
		$this->blockName    = $name;          // phpcs:ignore WordPress.NamingConventions.ValidVariableName
		$this->attrs        = $attrs;
		$this->innerBlocks  = $inner_blocks;  // phpcs:ignore WordPress.NamingConventions.ValidVariableName
		$this->innerHTML    = $inner_html;    // phpcs:ignore WordPress.NamingConventions.ValidVariableName
		$this->innerContent = $inner_content; // phpcs:ignore WordPress.NamingConventions.ValidVariableName
	}
}
     ./wp-includes/class-wp-user-meta-session-tokens.php                                                 0000644 0001750 0001750 00000005703 15152744201 023055  0                                                                                                    ustar   bvserver                        bvserver                                                                                                                                                                                                               <?php
/**
 * Session API: WP_User_Meta_Session_Tokens class
 *
 * @package WordPress
 * @subpackage Session
 * @since 4.7.0
 */

/**
 * Meta-based user sessions token manager.
 *
 * @since 4.0.0
 *
 * @see WP_Session_Tokens
 */
class WP_User_Meta_Session_Tokens extends WP_Session_Tokens {

	/**
	 * Retrieves all sessions of the user.
	 *
	 * @since 4.0.0
	 *
	 * @return array Sessions of the user.
	 */
	protected function get_sessions() {
		$sessions = get_user_meta( $this->user_id, 'session_tokens', true );

		if ( ! is_array( $sessions ) ) {
			return array();
		}

		$sessions = array_map( array( $this, 'prepare_session' ), $sessions );
		return array_filter( $sessions, array( $this, 'is_still_valid' ) );
	}

	/**
	 * Converts an expiration to an array of session information.
	 *
	 * @since 4.0.0
	 *
	 * @param mixed $session Session or expiration.
	 * @return array Session.
	 */
	protected function prepare_session( $session ) {
		if ( is_int( $session ) ) {
			return array( 'expiration' => $session );
		}

		return $session;
	}

	/**
	 * Retrieves a session based on its verifier (token hash).
	 *
	 * @since 4.0.0
	 *
	 * @param string $verifier Verifier for the session to retrieve.
	 * @return array|null The session, or null if it does not exist
	 */
	protected function get_session( $verifier ) {
		$sessions = $this->get_sessions();

		if ( isset( $sessions[ $verifier ] ) ) {
			return $sessions[ $verifier ];
		}

		return null;
	}

	/**
	 * Updates a session based on its verifier (token hash).
	 *
	 * @since 4.0.0
	 *
	 * @param string $verifier Verifier for the session to update.
	 * @param array  $session  Optional. Session. Omitting this argument destroys the session.
	 */
	protected function update_session( $verifier, $session = null ) {
		$sessions = $this->get_sessions();

		if ( $session ) {
			$sessions[ $verifier ] = $session;
		} else {
			unset( $sessions[ $verifier ] );
		}

		$this->update_sessions( $sessions );
	}

	/**
	 * Updates the user's sessions in the usermeta table.
	 *
	 * @since 4.0.0
	 *
	 * @param array $sessions Sessions.
	 */
	protected function update_sessions( $sessions ) {
		if ( $sessions ) {
			update_user_meta( $this->user_id, 'session_tokens', $sessions );
		} else {
			delete_user_meta( $this->user_id, 'session_tokens' );
		}
	}

	/**
	 * Destroys all sessions for this user, except the single session with the given verifier.
	 *
	 * @since 4.0.0
	 *
	 * @param string $verifier Verifier of the session to keep.
	 */
	protected function destroy_other_sessions( $verifier ) {
		$session = $this->get_session( $verifier );
		$this->update_sessions( array( $verifier => $session ) );
	}

	/**
	 * Destroys all session tokens for the user.
	 *
	 * @since 4.0.0
	 */
	protected function destroy_all_sessions() {
		$this->update_sessions( array() );
	}

	/**
	 * Destroys all sessions for all users.
	 *
	 * @since 4.0.0
	 */
	public static function drop_sessions() {
		delete_metadata( 'user', 0, 'session_tokens', false, true );
	}
}
                                                             ./wp-includes/class-wp-oembed-controller.php                                                        0000644 0001750 0001750 00000015371 15152744167 021622  0                                                                                                    ustar   bvserver                        bvserver                                                                                                                                                                                                               <?php
/**
 * WP_oEmbed_Controller class, used to provide an oEmbed endpoint.
 *
 * @package WordPress
 * @subpackage Embeds
 * @since 4.4.0
 */

/**
 * oEmbed API endpoint controller.
 *
 * Registers the REST API route and delivers the response data.
 * The output format (XML or JSON) is handled by the REST API.
 *
 * @since 4.4.0
 */
#[AllowDynamicProperties]
final class WP_oEmbed_Controller {
	/**
	 * Register the oEmbed REST API route.
	 *
	 * @since 4.4.0
	 */
	public function register_routes() {
		/**
		 * Filters the maxwidth oEmbed parameter.
		 *
		 * @since 4.4.0
		 *
		 * @param int $maxwidth Maximum allowed width. Default 600.
		 */
		$maxwidth = apply_filters( 'oembed_default_width', 600 );

		register_rest_route(
			'oembed/1.0',
			'/embed',
			array(
				array(
					'methods'             => WP_REST_Server::READABLE,
					'callback'            => array( $this, 'get_item' ),
					'permission_callback' => '__return_true',
					'args'                => array(
						'url'      => array(
							'description' => __( 'The URL of the resource for which to fetch oEmbed data.' ),
							'required'    => true,
							'type'        => 'string',
							'format'      => 'uri',
						),
						'format'   => array(
							'default'           => 'json',
							'sanitize_callback' => 'wp_oembed_ensure_format',
						),
						'maxwidth' => array(
							'default'           => $maxwidth,
							'sanitize_callback' => 'absint',
						),
					),
				),
			)
		);

		register_rest_route(
			'oembed/1.0',
			'/proxy',
			array(
				array(
					'methods'             => WP_REST_Server::READABLE,
					'callback'            => array( $this, 'get_proxy_item' ),
					'permission_callback' => array( $this, 'get_proxy_item_permissions_check' ),
					'args'                => array(
						'url'       => array(
							'description' => __( 'The URL of the resource for which to fetch oEmbed data.' ),
							'required'    => true,
							'type'        => 'string',
							'format'      => 'uri',
						),
						'format'    => array(
							'description' => __( 'The oEmbed format to use.' ),
							'type'        => 'string',
							'default'     => 'json',
							'enum'        => array(
								'json',
								'xml',
							),
						),
						'maxwidth'  => array(
							'description'       => __( 'The maximum width of the embed frame in pixels.' ),
							'type'              => 'integer',
							'default'           => $maxwidth,
							'sanitize_callback' => 'absint',
						),
						'maxheight' => array(
							'description'       => __( 'The maximum height of the embed frame in pixels.' ),
							'type'              => 'integer',
							'sanitize_callback' => 'absint',
						),
						'discover'  => array(
							'description' => __( 'Whether to perform an oEmbed discovery request for unsanctioned providers.' ),
							'type'        => 'boolean',
							'default'     => true,
						),
					),
				),
			)
		);
	}

	/**
	 * Callback for the embed API endpoint.
	 *
	 * Returns the JSON object for the post.
	 *
	 * @since 4.4.0
	 *
	 * @param WP_REST_Request $request Full data about the request.
	 * @return array|WP_Error oEmbed response data or WP_Error on failure.
	 */
	public function get_item( $request ) {
		$post_id = url_to_postid( $request['url'] );

		/**
		 * Filters the determined post ID.
		 *
		 * @since 4.4.0
		 *
		 * @param int    $post_id The post ID.
		 * @param string $url     The requested URL.
		 */
		$post_id = apply_filters( 'oembed_request_post_id', $post_id, $request['url'] );

		$data = get_oembed_response_data( $post_id, $request['maxwidth'] );

		if ( ! $data ) {
			return new WP_Error( 'oembed_invalid_url', get_status_header_desc( 404 ), array( 'status' => 404 ) );
		}

		return $data;
	}

	/**
	 * Checks if current user can make a proxy oEmbed request.
	 *
	 * @since 4.8.0
	 *
	 * @return true|WP_Error True if the request has read access, WP_Error object otherwise.
	 */
	public function get_proxy_item_permissions_check() {
		if ( ! current_user_can( 'edit_posts' ) ) {
			return new WP_Error( 'rest_forbidden', __( 'Sorry, you are not allowed to make proxied oEmbed requests.' ), array( 'status' => rest_authorization_required_code() ) );
		}
		return true;
	}

	/**
	 * Callback for the proxy API endpoint.
	 *
	 * Returns the JSON object for the proxied item.
	 *
	 * @since 4.8.0
	 *
	 * @see WP_oEmbed::get_html()
	 * @global WP_Embed   $wp_embed   WordPress Embed object.
	 * @global WP_Scripts $wp_scripts
	 *
	 * @param WP_REST_Request $request Full data about the request.
	 * @return object|WP_Error oEmbed response data or WP_Error on failure.
	 */
	public function get_proxy_item( $request ) {
		global $wp_embed, $wp_scripts;

		$args = $request->get_params();

		// Serve oEmbed data from cache if set.
		unset( $args['_wpnonce'] );
		$cache_key = 'oembed_' . md5( serialize( $args ) );
		$data      = get_transient( $cache_key );
		if ( ! empty( $data ) ) {
			return $data;
		}

		$url = $request['url'];
		unset( $args['url'] );

		// Copy maxwidth/maxheight to width/height since WP_oEmbed::fetch() uses these arg names.
		if ( isset( $args['maxwidth'] ) ) {
			$args['width'] = $args['maxwidth'];
		}
		if ( isset( $args['maxheight'] ) ) {
			$args['height'] = $args['maxheight'];
		}

		// Short-circuit process for URLs belonging to the current site.
		$data = get_oembed_response_data_for_url( $url, $args );

		if ( $data ) {
			return $data;
		}

		$data = _wp_oembed_get_object()->get_data( $url, $args );

		if ( false === $data ) {
			// Try using a classic embed, instead.
			/* @var WP_Embed $wp_embed */
			$html = $wp_embed->get_embed_handler_html( $args, $url );

			if ( $html ) {
				// Check if any scripts were enqueued by the shortcode, and include them in the response.
				$enqueued_scripts = array();

				foreach ( $wp_scripts->queue as $script ) {
					$enqueued_scripts[] = $wp_scripts->registered[ $script ]->src;
				}

				return (object) array(
					'provider_name' => __( 'Embed Handler' ),
					'html'          => $html,
					'scripts'       => $enqueued_scripts,
				);
			}

			return new WP_Error( 'oembed_invalid_url', get_status_header_desc( 404 ), array( 'status' => 404 ) );
		}

		/** This filter is documented in wp-includes/class-wp-oembed.php */
		$data->html = apply_filters( 'oembed_result', _wp_oembed_get_object()->data2html( (object) $data, $url ), $url, $args );

		/**
		 * Filters the oEmbed TTL value (time to live).
		 *
		 * Similar to the {@see 'oembed_ttl'} filter, but for the REST API
		 * oEmbed proxy endpoint.
		 *
		 * @since 4.8.0
		 *
		 * @param int    $time    Time to live (in seconds).
		 * @param string $url     The attempted embed URL.
		 * @param array  $args    An array of embed request arguments.
		 */
		$ttl = apply_filters( 'rest_oembed_ttl', DAY_IN_SECONDS, $url, $args );

		set_transient( $cache_key, $data, $ttl );

		return $data;
	}
}
                                                                                                                                                                                                                                                                       ./wp-includes/class.wp-scripts.php                                                                  0000644 0001750 0001750 00000000527 15152744177 017674  0                                                                                                    ustar   bvserver                        bvserver                                                                                                                                                                                                               <?php
/**
 * Dependencies API: WP_Scripts class
 *
 * This file is deprecated, use 'wp-includes/class-wp-scripts.php' instead.
 *
 * @deprecated 6.1.0
 * @package WordPress
 */

_deprecated_file( basename( __FILE__ ), '6.1.0', WPINC . '/class-wp-scripts.php' );

/** WP_Scripts class */
require_once ABSPATH . WPINC . '/class-wp-scripts.php';
                                                                                                                                                                         ./wp-includes/theme.json                                                                            0000644 0001750 0001750 00000021331 15152744171 015727  0                                                                                                    ustar   bvserver                        bvserver                                                                                                                                                                                                               {
	"$schema": "https://schemas.wp.org/trunk/theme.json",
	"version": 3,
	"settings": {
		"appearanceTools": false,
		"useRootPaddingAwareAlignments": false,
		"border": {
			"color": false,
			"radius": false,
			"style": false,
			"width": false
		},
		"color": {
			"background": true,
			"button": true,
			"caption": true,
			"custom": true,
			"customDuotone": true,
			"customGradient": true,
			"defaultDuotone": true,
			"defaultGradients": true,
			"defaultPalette": true,
			"duotone": [
				{
					"name": "Dark grayscale",
					"colors": [ "#000000", "#7f7f7f" ],
					"slug": "dark-grayscale"
				},
				{
					"name": "Grayscale",
					"colors": [ "#000000", "#ffffff" ],
					"slug": "grayscale"
				},
				{
					"name": "Purple and yellow",
					"colors": [ "#8c00b7", "#fcff41" ],
					"slug": "purple-yellow"
				},
				{
					"name": "Blue and red",
					"colors": [ "#000097", "#ff4747" ],
					"slug": "blue-red"
				},
				{
					"name": "Midnight",
					"colors": [ "#000000", "#00a5ff" ],
					"slug": "midnight"
				},
				{
					"name": "Magenta and yellow",
					"colors": [ "#c7005a", "#fff278" ],
					"slug": "magenta-yellow"
				},
				{
					"name": "Purple and green",
					"colors": [ "#a60072", "#67ff66" ],
					"slug": "purple-green"
				},
				{
					"name": "Blue and orange",
					"colors": [ "#1900d8", "#ffa96b" ],
					"slug": "blue-orange"
				}
			],
			"gradients": [
				{
					"name": "Vivid cyan blue to vivid purple",
					"gradient": "linear-gradient(135deg,rgb(6,147,227) 0%,rgb(155,81,224) 100%)",
					"slug": "vivid-cyan-blue-to-vivid-purple"
				},
				{
					"name": "Light green cyan to vivid green cyan",
					"gradient": "linear-gradient(135deg,rgb(122,220,180) 0%,rgb(0,208,130) 100%)",
					"slug": "light-green-cyan-to-vivid-green-cyan"
				},
				{
					"name": "Luminous vivid amber to luminous vivid orange",
					"gradient": "linear-gradient(135deg,rgb(252,185,0) 0%,rgb(255,105,0) 100%)",
					"slug": "luminous-vivid-amber-to-luminous-vivid-orange"
				},
				{
					"name": "Luminous vivid orange to vivid red",
					"gradient": "linear-gradient(135deg,rgb(255,105,0) 0%,rgb(207,46,46) 100%)",
					"slug": "luminous-vivid-orange-to-vivid-red"
				},
				{
					"name": "Very light gray to cyan bluish gray",
					"gradient": "linear-gradient(135deg,rgb(238,238,238) 0%,rgb(169,184,195) 100%)",
					"slug": "very-light-gray-to-cyan-bluish-gray"
				},
				{
					"name": "Cool to warm spectrum",
					"gradient": "linear-gradient(135deg,rgb(74,234,220) 0%,rgb(151,120,209) 20%,rgb(207,42,186) 40%,rgb(238,44,130) 60%,rgb(251,105,98) 80%,rgb(254,248,76) 100%)",
					"slug": "cool-to-warm-spectrum"
				},
				{
					"name": "Blush light purple",
					"gradient": "linear-gradient(135deg,rgb(255,206,236) 0%,rgb(152,150,240) 100%)",
					"slug": "blush-light-purple"
				},
				{
					"name": "Blush bordeaux",
					"gradient": "linear-gradient(135deg,rgb(254,205,165) 0%,rgb(254,45,45) 50%,rgb(107,0,62) 100%)",
					"slug": "blush-bordeaux"
				},
				{
					"name": "Luminous dusk",
					"gradient": "linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)",
					"slug": "luminous-dusk"
				},
				{
					"name": "Pale ocean",
					"gradient": "linear-gradient(135deg,rgb(255,245,203) 0%,rgb(182,227,212) 50%,rgb(51,167,181) 100%)",
					"slug": "pale-ocean"
				},
				{
					"name": "Electric grass",
					"gradient": "linear-gradient(135deg,rgb(202,248,128) 0%,rgb(113,206,126) 100%)",
					"slug": "electric-grass"
				},
				{
					"name": "Midnight",
					"gradient": "linear-gradient(135deg,rgb(2,3,129) 0%,rgb(40,116,252) 100%)",
					"slug": "midnight"
				}
			],
			"heading": true,
			"link": false,
			"palette": [
				{
					"name": "Black",
					"slug": "black",
					"color": "#000000"
				},
				{
					"name": "Cyan bluish gray",
					"slug": "cyan-bluish-gray",
					"color": "#abb8c3"
				},
				{
					"name": "White",
					"slug": "white",
					"color": "#ffffff"
				},
				{
					"name": "Pale pink",
					"slug": "pale-pink",
					"color": "#f78da7"
				},
				{
					"name": "Vivid red",
					"slug": "vivid-red",
					"color": "#cf2e2e"
				},
				{
					"name": "Luminous vivid orange",
					"slug": "luminous-vivid-orange",
					"color": "#ff6900"
				},
				{
					"name": "Luminous vivid amber",
					"slug": "luminous-vivid-amber",
					"color": "#fcb900"
				},
				{
					"name": "Light green cyan",
					"slug": "light-green-cyan",
					"color": "#7bdcb5"
				},
				{
					"name": "Vivid green cyan",
					"slug": "vivid-green-cyan",
					"color": "#00d084"
				},
				{
					"name": "Pale cyan blue",
					"slug": "pale-cyan-blue",
					"color": "#8ed1fc"
				},
				{
					"name": "Vivid cyan blue",
					"slug": "vivid-cyan-blue",
					"color": "#0693e3"
				},
				{
					"name": "Vivid purple",
					"slug": "vivid-purple",
					"color": "#9b51e0"
				}
			],
			"text": true
		},
		"dimensions": {
			"defaultAspectRatios": true,
			"aspectRatios": [
				{
					"name": "Square - 1:1",
					"slug": "square",
					"ratio": "1"
				},
				{
					"name": "Standard - 4:3",
					"slug": "4-3",
					"ratio": "4/3"
				},
				{
					"name": "Portrait - 3:4",
					"slug": "3-4",
					"ratio": "3/4"
				},
				{
					"name": "Classic - 3:2",
					"slug": "3-2",
					"ratio": "3/2"
				},
				{
					"name": "Classic Portrait - 2:3",
					"slug": "2-3",
					"ratio": "2/3"
				},
				{
					"name": "Wide - 16:9",
					"slug": "16-9",
					"ratio": "16/9"
				},
				{
					"name": "Tall - 9:16",
					"slug": "9-16",
					"ratio": "9/16"
				}
			]
		},
		"shadow": {
			"defaultPresets": true,
			"presets": [
				{
					"name": "Natural",
					"slug": "natural",
					"shadow": "6px 6px 9px rgba(0, 0, 0, 0.2)"
				},
				{
					"name": "Deep",
					"slug": "deep",
					"shadow": "12px 12px 50px rgba(0, 0, 0, 0.4)"
				},
				{
					"name": "Sharp",
					"slug": "sharp",
					"shadow": "6px 6px 0px rgba(0, 0, 0, 0.2)"
				},
				{
					"name": "Outlined",
					"slug": "outlined",
					"shadow": "6px 6px 0px -3px rgb(255, 255, 255), 6px 6px rgb(0, 0, 0)"
				},
				{
					"name": "Crisp",
					"slug": "crisp",
					"shadow": "6px 6px 0px rgb(0, 0, 0)"
				}
			]
		},
		"spacing": {
			"blockGap": null,
			"margin": false,
			"padding": false,
			"customSpacingSize": true,
			"defaultSpacingSizes": true,
			"units": [ "px", "em", "rem", "vh", "vw", "%" ],
			"spacingScale": {
				"operator": "*",
				"increment": 1.5,
				"steps": 7,
				"mediumStep": 1.5,
				"unit": "rem"
			}
		},
		"typography": {
			"customFontSize": true,
			"defaultFontSizes": true,
			"dropCap": true,
			"fontSizes": [
				{
					"name": "Small",
					"slug": "small",
					"size": "13px"
				},
				{
					"name": "Medium",
					"slug": "medium",
					"size": "20px"
				},
				{
					"name": "Large",
					"slug": "large",
					"size": "36px"
				},
				{
					"name": "Extra Large",
					"slug": "x-large",
					"size": "42px"
				}
			],
			"fontStyle": true,
			"fontWeight": true,
			"letterSpacing": true,
			"lineHeight": false,
			"textAlign": true,
			"textDecoration": true,
			"textTransform": true,
			"writingMode": false
		},
		"blocks": {
			"core/button": {
				"border": {
					"radius": true
				}
			},
			"core/image": {
				"lightbox": {
					"allowEditing": true
				}
			},
			"core/pullquote": {
				"border": {
					"color": true,
					"radius": true,
					"style": true,
					"width": true
				}
			}
		}
	},
	"styles": {
		"blocks": {
			"core/button": {
				"variations": {
					"outline": {
						"border": {
							"width": "2px",
							"style": "solid",
							"color": "currentColor"
						},
						"color": {
							"text": "currentColor",
							"gradient": "transparent none"
						},
						"spacing": {
							"padding": {
								"top": "0.667em",
								"right": "1.33em",
								"bottom": "0.667em",
								"left": "1.33em"
							}
						}
					}
				}
			},
			"core/site-logo": {
				"variations": {
					"rounded": {
						"border": {
							"radius": "9999px"
						}
					}
				}
			}
		},
		"elements": {
			"button": {
				"color": {
					"text": "#fff",
					"background": "#32373c"
				},
				"spacing": {
					"padding": {
						"top": "calc(0.667em + 2px)",
						"right": "calc(1.333em + 2px)",
						"bottom": "calc(0.667em + 2px)",
						"left": "calc(1.333em + 2px)"
					}
				},
				"typography": {
					"fontSize": "inherit",
					"fontFamily": "inherit",
					"fontStyle": "inherit",
					"fontWeight": "inherit",
					"letterSpacing": "inherit",
					"textTransform": "inherit",
					"lineHeight": "inherit",
					"textDecoration": "none"
				},
				"border": {
					"width": "0"
				}
			},
			"link": {
				"typography": {
					"textDecoration": "underline"
				}
			}
		},
		"spacing": {
			"blockGap": "24px",
			"padding": {
				"top": "0px",
				"right": "0px",
				"bottom": "0px",
				"left": "0px"
			}
		}
	}
}
                                                                                                                                                                                                                                                                                                       ./wp-includes/template-canvas.php                                                                   0000644 0001750 0001750 00000001040 15152744174 017525  0                                                                                                    ustar   bvserver                        bvserver                                                                                                                                                                                                               <?php
/**
 * Template canvas file to render the current 'wp_template'.
 *
 * @package WordPress
 */

/*
 * Get the template HTML.
 * This needs to run before <head> so that blocks can add scripts and styles in wp_head().
 */
$template_html = get_the_block_template_html();
?><!DOCTYPE html>
<html <?php language_attributes(); ?>>
<head>
	<meta charset="<?php bloginfo( 'charset' ); ?>" />
	<?php wp_head(); ?>
</head>

<body <?php body_class(); ?>>
<?php wp_body_open(); ?>

<?php echo $template_html; ?>

<?php wp_footer(); ?>
</body>
</html>
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                ./wp-includes/class-wp-http-streams.php                                                             0000644 0001750 0001750 00000040733 15152744167 020641  0                                                                                                    ustar   bvserver                        bvserver                                                                                                                                                                                                               <?php
/**
 * HTTP API: WP_Http_Streams class
 *
 * @package WordPress
 * @subpackage HTTP
 * @since 4.4.0
 */

/**
 * Core class used to integrate PHP Streams as an HTTP transport.
 *
 * @since 2.7.0
 * @since 3.7.0 Combined with the fsockopen transport and switched to `stream_socket_client()`.
 * @deprecated 6.4.0 Use WP_Http
 * @see WP_Http
 */
#[AllowDynamicProperties]
class WP_Http_Streams {
	/**
	 * Send a HTTP request to a URI using PHP Streams.
	 *
	 * @see WP_Http::request() For default options descriptions.
	 *
	 * @since 2.7.0
	 * @since 3.7.0 Combined with the fsockopen transport and switched to stream_socket_client().
	 *
	 * @param string       $url  The request URL.
	 * @param string|array $args Optional. Override the defaults.
	 * @return array|WP_Error Array containing 'headers', 'body', 'response', 'cookies', 'filename'. A WP_Error instance upon error
	 */
	public function request( $url, $args = array() ) {
		$defaults = array(
			'method'      => 'GET',
			'timeout'     => 5,
			'redirection' => 5,
			'httpversion' => '1.0',
			'blocking'    => true,
			'headers'     => array(),
			'body'        => null,
			'cookies'     => array(),
			'decompress'  => false,
			'stream'      => false,
			'filename'    => null,
		);

		$parsed_args = wp_parse_args( $args, $defaults );

		if ( isset( $parsed_args['headers']['User-Agent'] ) ) {
			$parsed_args['user-agent'] = $parsed_args['headers']['User-Agent'];
			unset( $parsed_args['headers']['User-Agent'] );
		} elseif ( isset( $parsed_args['headers']['user-agent'] ) ) {
			$parsed_args['user-agent'] = $parsed_args['headers']['user-agent'];
			unset( $parsed_args['headers']['user-agent'] );
		}

		// Construct Cookie: header if any cookies are set.
		WP_Http::buildCookieHeader( $parsed_args );

		$parsed_url = parse_url( $url );

		$connect_host = $parsed_url['host'];

		$secure_transport = ( 'ssl' === $parsed_url['scheme'] || 'https' === $parsed_url['scheme'] );
		if ( ! isset( $parsed_url['port'] ) ) {
			if ( 'ssl' === $parsed_url['scheme'] || 'https' === $parsed_url['scheme'] ) {
				$parsed_url['port'] = 443;
				$secure_transport   = true;
			} else {
				$parsed_url['port'] = 80;
			}
		}

		// Always pass a path, defaulting to the root in cases such as http://example.com.
		if ( ! isset( $parsed_url['path'] ) ) {
			$parsed_url['path'] = '/';
		}

		if ( isset( $parsed_args['headers']['Host'] ) || isset( $parsed_args['headers']['host'] ) ) {
			if ( isset( $parsed_args['headers']['Host'] ) ) {
				$parsed_url['host'] = $parsed_args['headers']['Host'];
			} else {
				$parsed_url['host'] = $parsed_args['headers']['host'];
			}
			unset( $parsed_args['headers']['Host'], $parsed_args['headers']['host'] );
		}

		/*
		 * Certain versions of PHP have issues with 'localhost' and IPv6, It attempts to connect
		 * to ::1, which fails when the server is not set up for it. For compatibility, always
		 * connect to the IPv4 address.
		 */
		if ( 'localhost' === strtolower( $connect_host ) ) {
			$connect_host = '127.0.0.1';
		}

		$connect_host = $secure_transport ? 'ssl://' . $connect_host : 'tcp://' . $connect_host;

		$is_local   = isset( $parsed_args['local'] ) && $parsed_args['local'];
		$ssl_verify = isset( $parsed_args['sslverify'] ) && $parsed_args['sslverify'];

		if ( $is_local ) {
			/**
			 * Filters whether SSL should be verified for local HTTP API requests.
			 *
			 * @since 2.8.0
			 * @since 5.1.0 The `$url` parameter was added.
			 *
			 * @param bool|string $ssl_verify Boolean to control whether to verify the SSL connection
			 *                                or path to an SSL certificate.
			 * @param string      $url        The request URL.
			 */
			$ssl_verify = apply_filters( 'https_local_ssl_verify', $ssl_verify, $url );
		} elseif ( ! $is_local ) {
			/** This filter is documented in wp-includes/class-wp-http.php */
			$ssl_verify = apply_filters( 'https_ssl_verify', $ssl_verify, $url );
		}

		$proxy = new WP_HTTP_Proxy();

		$context = stream_context_create(
			array(
				'ssl' => array(
					'verify_peer'       => $ssl_verify,
					// 'CN_match' => $parsed_url['host'], // This is handled by self::verify_ssl_certificate().
					'capture_peer_cert' => $ssl_verify,
					'SNI_enabled'       => true,
					'cafile'            => $parsed_args['sslcertificates'],
					'allow_self_signed' => ! $ssl_verify,
				),
			)
		);

		$timeout  = (int) floor( $parsed_args['timeout'] );
		$utimeout = 0;

		if ( $timeout !== (int) $parsed_args['timeout'] ) {
			$utimeout = 1000000 * $parsed_args['timeout'] % 1000000;
		}

		$connect_timeout = max( $timeout, 1 );

		// Store error number.
		$connection_error = null;

		// Store error string.
		$connection_error_str = null;

		if ( ! WP_DEBUG ) {
			// In the event that the SSL connection fails, silence the many PHP warnings.
			if ( $secure_transport ) {
				$error_reporting = error_reporting( 0 );
			}

			if ( $proxy->is_enabled() && $proxy->send_through_proxy( $url ) ) {
				// phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
				$handle = @stream_socket_client(
					'tcp://' . $proxy->host() . ':' . $proxy->port(),
					$connection_error,
					$connection_error_str,
					$connect_timeout,
					STREAM_CLIENT_CONNECT,
					$context
				);
			} else {
				// phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
				$handle = @stream_socket_client(
					$connect_host . ':' . $parsed_url['port'],
					$connection_error,
					$connection_error_str,
					$connect_timeout,
					STREAM_CLIENT_CONNECT,
					$context
				);
			}

			if ( $secure_transport ) {
				error_reporting( $error_reporting );
			}
		} else {
			if ( $proxy->is_enabled() && $proxy->send_through_proxy( $url ) ) {
				$handle = stream_socket_client(
					'tcp://' . $proxy->host() . ':' . $proxy->port(),
					$connection_error,
					$connection_error_str,
					$connect_timeout,
					STREAM_CLIENT_CONNECT,
					$context
				);
			} else {
				$handle = stream_socket_client(
					$connect_host . ':' . $parsed_url['port'],
					$connection_error,
					$connection_error_str,
					$connect_timeout,
					STREAM_CLIENT_CONNECT,
					$context
				);
			}
		}

		if ( false === $handle ) {
			// SSL connection failed due to expired/invalid cert, or, OpenSSL configuration is broken.
			if ( $secure_transport && 0 === $connection_error && '' === $connection_error_str ) {
				return new WP_Error( 'http_request_failed', __( 'The SSL certificate for the host could not be verified.' ) );
			}

			return new WP_Error( 'http_request_failed', $connection_error . ': ' . $connection_error_str );
		}

		// Verify that the SSL certificate is valid for this request.
		if ( $secure_transport && $ssl_verify && ! $proxy->is_enabled() ) {
			if ( ! self::verify_ssl_certificate( $handle, $parsed_url['host'] ) ) {
				return new WP_Error( 'http_request_failed', __( 'The SSL certificate for the host could not be verified.' ) );
			}
		}

		stream_set_timeout( $handle, $timeout, $utimeout );

		if ( $proxy->is_enabled() && $proxy->send_through_proxy( $url ) ) { // Some proxies require full URL in this field.
			$request_path = $url;
		} else {
			$request_path = $parsed_url['path'] . ( isset( $parsed_url['query'] ) ? '?' . $parsed_url['query'] : '' );
		}

		$headers = strtoupper( $parsed_args['method'] ) . ' ' . $request_path . ' HTTP/' . $parsed_args['httpversion'] . "\r\n";

		$include_port_in_host_header = (
			( $proxy->is_enabled() && $proxy->send_through_proxy( $url ) )
			|| ( 'http' === $parsed_url['scheme'] && 80 !== $parsed_url['port'] )
			|| ( 'https' === $parsed_url['scheme'] && 443 !== $parsed_url['port'] )
		);

		if ( $include_port_in_host_header ) {
			$headers .= 'Host: ' . $parsed_url['host'] . ':' . $parsed_url['port'] . "\r\n";
		} else {
			$headers .= 'Host: ' . $parsed_url['host'] . "\r\n";
		}

		if ( isset( $parsed_args['user-agent'] ) ) {
			$headers .= 'User-agent: ' . $parsed_args['user-agent'] . "\r\n";
		}

		if ( is_array( $parsed_args['headers'] ) ) {
			foreach ( (array) $parsed_args['headers'] as $header => $header_value ) {
				$headers .= $header . ': ' . $header_value . "\r\n";
			}
		} else {
			$headers .= $parsed_args['headers'];
		}

		if ( $proxy->use_authentication() ) {
			$headers .= $proxy->authentication_header() . "\r\n";
		}

		$headers .= "\r\n";

		if ( ! is_null( $parsed_args['body'] ) ) {
			$headers .= $parsed_args['body'];
		}

		fwrite( $handle, $headers );

		if ( ! $parsed_args['blocking'] ) {
			stream_set_blocking( $handle, 0 );
			fclose( $handle );
			return array(
				'headers'  => array(),
				'body'     => '',
				'response' => array(
					'code'    => false,
					'message' => false,
				),
				'cookies'  => array(),
			);
		}

		$response     = '';
		$body_started = false;
		$keep_reading = true;
		$block_size   = 4096;

		if ( isset( $parsed_args['limit_response_size'] ) ) {
			$block_size = min( $block_size, $parsed_args['limit_response_size'] );
		}

		// If streaming to a file setup the file handle.
		if ( $parsed_args['stream'] ) {
			if ( ! WP_DEBUG ) {
				$stream_handle = @fopen( $parsed_args['filename'], 'w+' );
			} else {
				$stream_handle = fopen( $parsed_args['filename'], 'w+' );
			}

			if ( ! $stream_handle ) {
				return new WP_Error(
					'http_request_failed',
					sprintf(
						/* translators: 1: fopen(), 2: File name. */
						__( 'Could not open handle for %1$s to %2$s.' ),
						'fopen()',
						$parsed_args['filename']
					)
				);
			}

			$bytes_written = 0;

			while ( ! feof( $handle ) && $keep_reading ) {
				$block = fread( $handle, $block_size );
				if ( ! $body_started ) {
					$response .= $block;
					if ( strpos( $response, "\r\n\r\n" ) ) {
						$processed_response = WP_Http::processResponse( $response );
						$body_started       = true;
						$block              = $processed_response['body'];
						unset( $response );
						$processed_response['body'] = '';
					}
				}

				$this_block_size = strlen( $block );

				if ( isset( $parsed_args['limit_response_size'] )
					&& ( $bytes_written + $this_block_size ) > $parsed_args['limit_response_size']
				) {
					$this_block_size = ( $parsed_args['limit_response_size'] - $bytes_written );
					$block           = substr( $block, 0, $this_block_size );
				}

				$bytes_written_to_file = fwrite( $stream_handle, $block );

				if ( $bytes_written_to_file !== $this_block_size ) {
					fclose( $handle );
					fclose( $stream_handle );
					return new WP_Error( 'http_request_failed', __( 'Failed to write request to temporary file.' ) );
				}

				$bytes_written += $bytes_written_to_file;

				$keep_reading = (
					! isset( $parsed_args['limit_response_size'] )
					|| $bytes_written < $parsed_args['limit_response_size']
				);
			}

			fclose( $stream_handle );

		} else {
			$header_length = 0;

			while ( ! feof( $handle ) && $keep_reading ) {
				$block     = fread( $handle, $block_size );
				$response .= $block;

				if ( ! $body_started && strpos( $response, "\r\n\r\n" ) ) {
					$header_length = strpos( $response, "\r\n\r\n" ) + 4;
					$body_started  = true;
				}

				$keep_reading = (
					! $body_started
					|| ! isset( $parsed_args['limit_response_size'] )
					|| strlen( $response ) < ( $header_length + $parsed_args['limit_response_size'] )
				);
			}

			$processed_response = WP_Http::processResponse( $response );
			unset( $response );

		}

		fclose( $handle );

		$processed_headers = WP_Http::processHeaders( $processed_response['headers'], $url );

		$response = array(
			'headers'  => $processed_headers['headers'],
			// Not yet processed.
			'body'     => null,
			'response' => $processed_headers['response'],
			'cookies'  => $processed_headers['cookies'],
			'filename' => $parsed_args['filename'],
		);

		// Handle redirects.
		$redirect_response = WP_Http::handle_redirects( $url, $parsed_args, $response );
		if ( false !== $redirect_response ) {
			return $redirect_response;
		}

		// If the body was chunk encoded, then decode it.
		if ( ! empty( $processed_response['body'] )
			&& isset( $processed_headers['headers']['transfer-encoding'] )
			&& 'chunked' === $processed_headers['headers']['transfer-encoding']
		) {
			$processed_response['body'] = WP_Http::chunkTransferDecode( $processed_response['body'] );
		}

		if ( true === $parsed_args['decompress']
			&& true === WP_Http_Encoding::should_decode( $processed_headers['headers'] )
		) {
			$processed_response['body'] = WP_Http_Encoding::decompress( $processed_response['body'] );
		}

		if ( isset( $parsed_args['limit_response_size'] )
			&& strlen( $processed_response['body'] ) > $parsed_args['limit_response_size']
		) {
			$processed_response['body'] = substr( $processed_response['body'], 0, $parsed_args['limit_response_size'] );
		}

		$response['body'] = $processed_response['body'];

		return $response;
	}

	/**
	 * Verifies the received SSL certificate against its Common Names and subjectAltName fields.
	 *
	 * PHP's SSL verifications only verify that it's a valid Certificate, it doesn't verify if
	 * the certificate is valid for the hostname which was requested.
	 * This function verifies the requested hostname against certificate's subjectAltName field,
	 * if that is empty, or contains no DNS entries, a fallback to the Common Name field is used.
	 *
	 * IP Address support is included if the request is being made to an IP address.
	 *
	 * @since 3.7.0
	 *
	 * @param resource $stream The PHP Stream which the SSL request is being made over
	 * @param string   $host   The hostname being requested
	 * @return bool If the certificate presented in $stream is valid for $host
	 */
	public static function verify_ssl_certificate( $stream, $host ) {
		$context_options = stream_context_get_options( $stream );

		if ( empty( $context_options['ssl']['peer_certificate'] ) ) {
			return false;
		}

		$cert = openssl_x509_parse( $context_options['ssl']['peer_certificate'] );
		if ( ! $cert ) {
			return false;
		}

		/*
		 * If the request is being made to an IP address, we'll validate against IP fields
		 * in the cert (if they exist)
		 */
		$host_type = ( WP_Http::is_ip_address( $host ) ? 'ip' : 'dns' );

		$certificate_hostnames = array();
		if ( ! empty( $cert['extensions']['subjectAltName'] ) ) {
			$match_against = preg_split( '/,\s*/', $cert['extensions']['subjectAltName'] );
			foreach ( $match_against as $match ) {
				list( $match_type, $match_host ) = explode( ':', $match );
				if ( strtolower( trim( $match_type ) ) === $host_type ) { // IP: or DNS:
					$certificate_hostnames[] = strtolower( trim( $match_host ) );
				}
			}
		} elseif ( ! empty( $cert['subject']['CN'] ) ) {
			// Only use the CN when the certificate includes no subjectAltName extension.
			$certificate_hostnames[] = strtolower( $cert['subject']['CN'] );
		}

		// Exact hostname/IP matches.
		if ( in_array( strtolower( $host ), $certificate_hostnames, true ) ) {
			return true;
		}

		// IP's can't be wildcards, Stop processing.
		if ( 'ip' === $host_type ) {
			return false;
		}

		// Test to see if the domain is at least 2 deep for wildcard support.
		if ( substr_count( $host, '.' ) < 2 ) {
			return false;
		}

		// Wildcard subdomains certs (*.example.com) are valid for a.example.com but not a.b.example.com.
		$wildcard_host = preg_replace( '/^[^.]+\./', '*.', $host );

		return in_array( strtolower( $wildcard_host ), $certificate_hostnames, true );
	}

	/**
	 * Determines whether this class can be used for retrieving a URL.
	 *
	 * @since 2.7.0
	 * @since 3.7.0 Combined with the fsockopen transport and switched to stream_socket_client().
	 *
	 * @param array $args Optional. Array of request arguments. Default empty array.
	 * @return bool False means this class can not be used, true means it can.
	 */
	public static function test( $args = array() ) {
		if ( ! function_exists( 'stream_socket_client' ) ) {
			return false;
		}

		$is_ssl = isset( $args['ssl'] ) && $args['ssl'];

		if ( $is_ssl ) {
			if ( ! extension_loaded( 'openssl' ) ) {
				return false;
			}
			if ( ! function_exists( 'openssl_x509_parse' ) ) {
				return false;
			}
		}

		/**
		 * Filters whether streams can be used as a transport for retrieving a URL.
		 *
		 * @since 2.7.0
		 *
		 * @param bool  $use_class Whether the class can be used. Default true.
		 * @param array $args      Request arguments.
		 */
		return apply_filters( 'use_streams_transport', true, $args );
	}
}

/**
 * Deprecated HTTP Transport method which used fsockopen.
 *
 * This class is not used, and is included for backward compatibility only.
 * All code should make use of WP_Http directly through its API.
 *
 * @see WP_HTTP::request
 *
 * @since 2.7.0
 * @deprecated 3.7.0 Please use WP_HTTP::request() directly
 */
class WP_HTTP_Fsockopen extends WP_Http_Streams {
	// For backward compatibility for users who are using the class directly.
}
                                     ./wp-includes/https-migration.php                                                                   0000644 0001750 0001750 00000011205 15152744176 017600  0                                                                                                    ustar   bvserver                        bvserver                                                                                                                                                                                                               <?php
/**
 * HTTPS migration functions.
 *
 * @package WordPress
 * @since 5.7.0
 */

/**
 * Checks whether WordPress should replace old HTTP URLs to the site with their HTTPS counterpart.
 *
 * If a WordPress site had its URL changed from HTTP to HTTPS, by default this will return `true`, causing WordPress to
 * add frontend filters to replace insecure site URLs that may be present in older database content. The
 * {@see 'wp_should_replace_insecure_home_url'} filter can be used to modify that behavior.
 *
 * @since 5.7.0
 *
 * @return bool True if insecure URLs should replaced, false otherwise.
 */
function wp_should_replace_insecure_home_url() {
	$should_replace_insecure_home_url = wp_is_using_https()
		&& get_option( 'https_migration_required' )
		// For automatic replacement, both 'home' and 'siteurl' need to not only use HTTPS, they also need to be using
		// the same domain.
		&& wp_parse_url( home_url(), PHP_URL_HOST ) === wp_parse_url( site_url(), PHP_URL_HOST );

	/**
	 * Filters whether WordPress should replace old HTTP URLs to the site with their HTTPS counterpart.
	 *
	 * If a WordPress site had its URL changed from HTTP to HTTPS, by default this will return `true`. This filter can
	 * be used to disable that behavior, e.g. after having replaced URLs manually in the database.
	 *
	 * @since 5.7.0
	 *
	 * @param bool $should_replace_insecure_home_url Whether insecure HTTP URLs to the site should be replaced.
	 */
	return apply_filters( 'wp_should_replace_insecure_home_url', $should_replace_insecure_home_url );
}

/**
 * Replaces insecure HTTP URLs to the site in the given content, if configured to do so.
 *
 * This function replaces all occurrences of the HTTP version of the site's URL with its HTTPS counterpart, if
 * determined via {@see wp_should_replace_insecure_home_url()}.
 *
 * @since 5.7.0
 *
 * @param string $content Content to replace URLs in.
 * @return string Filtered content.
 */
function wp_replace_insecure_home_url( $content ) {
	if ( ! wp_should_replace_insecure_home_url() ) {
		return $content;
	}

	$https_url = home_url( '', 'https' );
	$http_url  = str_replace( 'https://', 'http://', $https_url );

	// Also replace potentially escaped URL.
	$escaped_https_url = str_replace( '/', '\/', $https_url );
	$escaped_http_url  = str_replace( '/', '\/', $http_url );

	return str_replace(
		array(
			$http_url,
			$escaped_http_url,
		),
		array(
			$https_url,
			$escaped_https_url,
		),
		$content
	);
}

/**
 * Update the 'home' and 'siteurl' option to use the HTTPS variant of their URL.
 *
 * If this update does not result in WordPress recognizing that the site is now using HTTPS (e.g. due to constants
 * overriding the URLs used), the changes will be reverted. In such a case the function will return false.
 *
 * @since 5.7.0
 *
 * @return bool True on success, false on failure.
 */
function wp_update_urls_to_https() {
	// Get current URL options.
	$orig_home    = get_option( 'home' );
	$orig_siteurl = get_option( 'siteurl' );

	// Get current URL options, replacing HTTP with HTTPS.
	$home    = str_replace( 'http://', 'https://', $orig_home );
	$siteurl = str_replace( 'http://', 'https://', $orig_siteurl );

	// Update the options.
	update_option( 'home', $home );
	update_option( 'siteurl', $siteurl );

	if ( ! wp_is_using_https() ) {
		/*
		 * If this did not result in the site recognizing HTTPS as being used,
		 * revert the change and return false.
		 */
		update_option( 'home', $orig_home );
		update_option( 'siteurl', $orig_siteurl );
		return false;
	}

	// Otherwise the URLs were successfully changed to use HTTPS.
	return true;
}

/**
 * Updates the 'https_migration_required' option if needed when the given URL has been updated from HTTP to HTTPS.
 *
 * If this is a fresh site, a migration will not be required, so the option will be set as `false`.
 *
 * This is hooked into the {@see 'update_option_home'} action.
 *
 * @since 5.7.0
 * @access private
 *
 * @param mixed $old_url Previous value of the URL option.
 * @param mixed $new_url New value of the URL option.
 */
function wp_update_https_migration_required( $old_url, $new_url ) {
	// Do nothing if WordPress is being installed.
	if ( wp_installing() ) {
		return;
	}

	// Delete/reset the option if the new URL is not the HTTPS version of the old URL.
	if ( untrailingslashit( (string) $old_url ) !== str_replace( 'https://', 'http://', untrailingslashit( (string) $new_url ) ) ) {
		delete_option( 'https_migration_required' );
		return;
	}

	// If this is a fresh site, there is no content to migrate, so do not require migration.
	$https_migration_required = get_option( 'fresh_site' ) ? false : true;

	update_option( 'https_migration_required', $https_migration_required );
}
                                                                                                                                                                                                                                                                                                                                                                                           ./wp-includes/media.php                                                                             0000644 0001750 0001750 00000660002 15152744173 015530  0                                                                                                    ustar   bvserver                        bvserver                                                                                                                                                                                                               <?php
/**
 * WordPress API for media display.
 *
 * @package WordPress
 * @subpackage Media
 */

// Don't load directly.
if ( ! defined( 'ABSPATH' ) ) {
	die( '-1' );
}

/**
 * Retrieves additional image sizes.
 *
 * @since 4.7.0
 *
 * @global array $_wp_additional_image_sizes
 *
 * @return array Additional images size data.
 */
function wp_get_additional_image_sizes() {
	global $_wp_additional_image_sizes;

	if ( ! $_wp_additional_image_sizes ) {
		$_wp_additional_image_sizes = array();
	}

	return $_wp_additional_image_sizes;
}

/**
 * Scales down the default size of an image.
 *
 * This is so that the image is a better fit for the editor and theme.
 *
 * The `$size` parameter accepts either an array or a string. The supported string
 * values are 'thumb' or 'thumbnail' for the given thumbnail size or defaults at
 * 128 width and 96 height in pixels. Also supported for the string value is
 * 'medium', 'medium_large' and 'full'. The 'full' isn't actually supported, but any value other
 * than the supported will result in the content_width size or 500 if that is
 * not set.
 *
 * Finally, there is a filter named {@see 'editor_max_image_size'}, that will be
 * called on the calculated array for width and height, respectively.
 *
 * @since 2.5.0
 *
 * @global int $content_width
 *
 * @param int          $width   Width of the image in pixels.
 * @param int          $height  Height of the image in pixels.
 * @param string|int[] $size    Optional. Image size. Accepts any registered image size name, or an array
 *                              of width and height values in pixels (in that order). Default 'medium'.
 * @param string       $context Optional. Could be 'display' (like in a theme) or 'edit'
 *                              (like inserting into an editor). Default null.
 * @return int[] {
 *     An array of width and height values.
 *
 *     @type int $0 The maximum width in pixels.
 *     @type int $1 The maximum height in pixels.
 * }
 */
function image_constrain_size_for_editor( $width, $height, $size = 'medium', $context = null ) {
	global $content_width;

	$_wp_additional_image_sizes = wp_get_additional_image_sizes();

	if ( ! $context ) {
		$context = is_admin() ? 'edit' : 'display';
	}

	if ( is_array( $size ) ) {
		$max_width  = $size[0];
		$max_height = $size[1];
	} elseif ( 'thumb' === $size || 'thumbnail' === $size ) {
		$max_width  = (int) get_option( 'thumbnail_size_w' );
		$max_height = (int) get_option( 'thumbnail_size_h' );
		// Last chance thumbnail size defaults.
		if ( ! $max_width && ! $max_height ) {
			$max_width  = 128;
			$max_height = 96;
		}
	} elseif ( 'medium' === $size ) {
		$max_width  = (int) get_option( 'medium_size_w' );
		$max_height = (int) get_option( 'medium_size_h' );

	} elseif ( 'medium_large' === $size ) {
		$max_width  = (int) get_option( 'medium_large_size_w' );
		$max_height = (int) get_option( 'medium_large_size_h' );

		if ( (int) $content_width > 0 ) {
			$max_width = min( (int) $content_width, $max_width );
		}
	} elseif ( 'large' === $size ) {
		/*
		 * We're inserting a large size image into the editor. If it's a really
		 * big image we'll scale it down to fit reasonably within the editor
		 * itself, and within the theme's content width if it's known. The user
		 * can resize it in the editor if they wish.
		 */
		$max_width  = (int) get_option( 'large_size_w' );
		$max_height = (int) get_option( 'large_size_h' );

		if ( (int) $content_width > 0 ) {
			$max_width = min( (int) $content_width, $max_width );
		}
	} elseif ( ! empty( $_wp_additional_image_sizes ) && in_array( $size, array_keys( $_wp_additional_image_sizes ), true ) ) {
		$max_width  = (int) $_wp_additional_image_sizes[ $size ]['width'];
		$max_height = (int) $_wp_additional_image_sizes[ $size ]['height'];
		// Only in admin. Assume that theme authors know what they're doing.
		if ( (int) $content_width > 0 && 'edit' === $context ) {
			$max_width = min( (int) $content_width, $max_width );
		}
	} else { // $size === 'full' has no constraint.
		$max_width  = $width;
		$max_height = $height;
	}

	/**
	 * Filters the maximum image size dimensions for the editor.
	 *
	 * @since 2.5.0
	 *
	 * @param int[]        $max_image_size {
	 *     An array of width and height values.
	 *
	 *     @type int $0 The maximum width in pixels.
	 *     @type int $1 The maximum height in pixels.
	 * }
	 * @param string|int[] $size     Requested image size. Can be any registered image size name, or
	 *                               an array of width and height values in pixels (in that order).
	 * @param string       $context  The context the image is being resized for.
	 *                               Possible values are 'display' (like in a theme)
	 *                               or 'edit' (like inserting into an editor).
	 */
	list( $max_width, $max_height ) = apply_filters( 'editor_max_image_size', array( $max_width, $max_height ), $size, $context );

	return wp_constrain_dimensions( $width, $height, $max_width, $max_height );
}

/**
 * Retrieves width and height attributes using given width and height values.
 *
 * Both attributes are required in the sense that both parameters must have a
 * value, but are optional in that if you set them to false or null, then they
 * will not be added to the returned string.
 *
 * You can set the value using a string, but it will only take numeric values.
 * If you wish to put 'px' after the numbers, then it will be stripped out of
 * the return.
 *
 * @since 2.5.0
 *
 * @param int|string $width  Image width in pixels.
 * @param int|string $height Image height in pixels.
 * @return string HTML attributes for width and, or height.
 */
function image_hwstring( $width, $height ) {
	$out = '';
	if ( $width ) {
		$out .= 'width="' . (int) $width . '" ';
	}
	if ( $height ) {
		$out .= 'height="' . (int) $height . '" ';
	}
	return $out;
}

/**
 * Scales an image to fit a particular size (such as 'thumb' or 'medium').
 *
 * The URL might be the original image, or it might be a resized version. This
 * function won't create a new resized copy, it will just return an already
 * resized one if it exists.
 *
 * A plugin may use the {@see 'image_downsize'} filter to hook into and offer image
 * resizing services for images. The hook must return an array with the same
 * elements that are normally returned from the function.
 *
 * @since 2.5.0
 *
 * @param int          $id   Attachment ID for image.
 * @param string|int[] $size Optional. Image size. Accepts any registered image size name, or an array
 *                           of width and height values in pixels (in that order). Default 'medium'.
 * @return array|false {
 *     Array of image data, or boolean false if no image is available.
 *
 *     @type string $0 Image source URL.
 *     @type int    $1 Image width in pixels.
 *     @type int    $2 Image height in pixels.
 *     @type bool   $3 Whether the image is a resized image.
 * }
 */
function image_downsize( $id, $size = 'medium' ) {
	$is_image = wp_attachment_is_image( $id );

	/**
	 * Filters whether to preempt the output of image_downsize().
	 *
	 * Returning a truthy value from the filter will effectively short-circuit
	 * down-sizing the image, returning that value instead.
	 *
	 * @since 2.5.0
	 *
	 * @param bool|array   $downsize Whether to short-circuit the image downsize.
	 * @param int          $id       Attachment ID for image.
	 * @param string|int[] $size     Requested image size. Can be any registered image size name, or
	 *                               an array of width and height values in pixels (in that order).
	 */
	$out = apply_filters( 'image_downsize', false, $id, $size );

	if ( $out ) {
		return $out;
	}

	$img_url          = wp_get_attachment_url( $id );
	$meta             = wp_get_attachment_metadata( $id );
	$width            = 0;
	$height           = 0;
	$is_intermediate  = false;
	$img_url_basename = wp_basename( $img_url );

	/*
	 * If the file isn't an image, attempt to replace its URL with a rendered image from its meta.
	 * Otherwise, a non-image type could be returned.
	 */
	if ( ! $is_image ) {
		if ( ! empty( $meta['sizes']['full'] ) ) {
			$img_url          = str_replace( $img_url_basename, $meta['sizes']['full']['file'], $img_url );
			$img_url_basename = $meta['sizes']['full']['file'];
			$width            = $meta['sizes']['full']['width'];
			$height           = $meta['sizes']['full']['height'];
		} else {
			return false;
		}
	}

	// Try for a new style intermediate size.
	$intermediate = image_get_intermediate_size( $id, $size );

	if ( $intermediate ) {
		$img_url         = str_replace( $img_url_basename, $intermediate['file'], $img_url );
		$width           = $intermediate['width'];
		$height          = $intermediate['height'];
		$is_intermediate = true;
	} elseif ( 'thumbnail' === $size && ! empty( $meta['thumb'] ) && is_string( $meta['thumb'] ) ) {
		// Fall back to the old thumbnail.
		$imagefile = get_attached_file( $id );
		$thumbfile = str_replace( wp_basename( $imagefile ), wp_basename( $meta['thumb'] ), $imagefile );

		if ( file_exists( $thumbfile ) ) {
			$info = wp_getimagesize( $thumbfile );

			if ( $info ) {
				$img_url         = str_replace( $img_url_basename, wp_basename( $thumbfile ), $img_url );
				$width           = $info[0];
				$height          = $info[1];
				$is_intermediate = true;
			}
		}
	}

	if ( ! $width && ! $height && isset( $meta['width'], $meta['height'] ) ) {
		// Any other type: use the real image.
		$width  = $meta['width'];
		$height = $meta['height'];
	}

	if ( $img_url ) {
		// We have the actual image size, but might need to further constrain it if content_width is narrower.
		list( $width, $height ) = image_constrain_size_for_editor( $width, $height, $size );

		return array( $img_url, $width, $height, $is_intermediate );
	}

	return false;
}

/**
 * Registers a new image size.
 *
 * @since 2.9.0
 *
 * @global array $_wp_additional_image_sizes Associative array of additional image sizes.
 *
 * @param string     $name   Image size identifier.
 * @param int        $width  Optional. Image width in pixels. Default 0.
 * @param int        $height Optional. Image height in pixels. Default 0.
 * @param bool|array $crop   {
 *     Optional. Image cropping behavior. If false, the image will be scaled (default).
 *     If true, image will be cropped to the specified dimensions using center positions.
 *     If an array, the image will be cropped using the array to specify the crop location:
 *
 *     @type string $0 The x crop position. Accepts 'left', 'center', or 'right'.
 *     @type string $1 The y crop position. Accepts 'top', 'center', or 'bottom'.
 * }
 */
function add_image_size( $name, $width = 0, $height = 0, $crop = false ) {
	global $_wp_additional_image_sizes;

	$_wp_additional_image_sizes[ $name ] = array(
		'width'  => absint( $width ),
		'height' => absint( $height ),
		'crop'   => $crop,
	);
}

/**
 * Checks if an image size exists.
 *
 * @since 3.9.0
 *
 * @param string $name The image size to check.
 * @return bool True if the image size exists, false if not.
 */
function has_image_size( $name ) {
	$sizes = wp_get_additional_image_sizes();
	return isset( $sizes[ $name ] );
}

/**
 * Removes a new image size.
 *
 * @since 3.9.0
 *
 * @global array $_wp_additional_image_sizes
 *
 * @param string $name The image size to remove.
 * @return bool True if the image size was successfully removed, false on failure.
 */
function remove_image_size( $name ) {
	global $_wp_additional_image_sizes;

	if ( isset( $_wp_additional_image_sizes[ $name ] ) ) {
		unset( $_wp_additional_image_sizes[ $name ] );
		return true;
	}

	return false;
}

/**
 * Registers an image size for the post thumbnail.
 *
 * @since 2.9.0
 *
 * @see add_image_size() for details on cropping behavior.
 *
 * @param int        $width  Image width in pixels.
 * @param int        $height Image height in pixels.
 * @param bool|array $crop   {
 *     Optional. Image cropping behavior. If false, the image will be scaled (default).
 *     If true, image will be cropped to the specified dimensions using center positions.
 *     If an array, the image will be cropped using the array to specify the crop location:
 *
 *     @type string $0 The x crop position. Accepts 'left', 'center', or 'right'.
 *     @type string $1 The y crop position. Accepts 'top', 'center', or 'bottom'.
 * }
 */
function set_post_thumbnail_size( $width = 0, $height = 0, $crop = false ) {
	add_image_size( 'post-thumbnail', $width, $height, $crop );
}

/**
 * Gets an img tag for an image attachment, scaling it down if requested.
 *
 * The {@see 'get_image_tag_class'} filter allows for changing the class name for the
 * image without having to use regular expressions on the HTML content. The
 * parameters are: 