Coding Standards: Use strict comparison in `wp-admin/includes/update-core.php`.
Includes minor code layout fixes for better readability. See #52627. Built from https://develop.svn.wordpress.org/trunk@50785 git-svn-id: http://core.svn.wordpress.org/trunk@50394 1a063a9b-81f0-0310-95a4-ce76da25c4cd
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@ -924,14 +924,19 @@ function update_core( $from, $to ) {
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// Sanity check the unzipped distribution.
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$distro = '';
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$roots = array( '/wordpress/', '/wordpress-mu/' );
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foreach ( $roots as $root ) {
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if ( $wp_filesystem->exists( $from . $root . 'readme.html' ) && $wp_filesystem->exists( $from . $root . 'wp-includes/version.php' ) ) {
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if ( $wp_filesystem->exists( $from . $root . 'readme.html' )
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&& $wp_filesystem->exists( $from . $root . 'wp-includes/version.php' )
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) {
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$distro = $root;
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break;
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}
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}
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if ( ! $distro ) {
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$wp_filesystem->delete( $from, true );
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return new WP_Error( 'insane_distro', __( 'The update could not be unpacked' ) );
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}
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@ -942,9 +947,15 @@ function update_core( $from, $to ) {
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* BC Note: $wp_filesystem->wp_content_dir() returned unslashed pre-2.8.
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*/
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$versions_file = trailingslashit( $wp_filesystem->wp_content_dir() ) . 'upgrade/version-current.php';
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if ( ! $wp_filesystem->copy( $from . $distro . 'wp-includes/version.php', $versions_file ) ) {
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$wp_filesystem->delete( $from, true );
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return new WP_Error( 'copy_failed_for_version_file', __( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ), 'wp-includes/version.php' );
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return new WP_Error(
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'copy_failed_for_version_file',
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__( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ),
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'wp-includes/version.php'
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);
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}
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$wp_filesystem->chmod( $versions_file, FS_CHMOD_FILE );
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@ -965,6 +976,7 @@ function update_core( $from, $to ) {
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$old_wp_version = $GLOBALS['wp_version']; // The version of WordPress we're updating from.
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$development_build = ( false !== strpos( $old_wp_version . $wp_version, '-' ) ); // A dash in the version indicates a development release.
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$php_compat = version_compare( $php_version, $required_php_version, '>=' );
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if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && empty( $wpdb->is_mysql ) ) {
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$mysql_compat = true;
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} else {
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@ -1057,23 +1069,31 @@ function update_core( $from, $to ) {
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$working_dir_local = WP_CONTENT_DIR . '/upgrade/' . basename( $from ) . $distro;
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$checksums = get_core_checksums( $wp_version, isset( $wp_local_package ) ? $wp_local_package : 'en_US' );
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if ( is_array( $checksums ) && isset( $checksums[ $wp_version ] ) ) {
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$checksums = $checksums[ $wp_version ]; // Compat code for 3.7-beta2.
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}
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if ( is_array( $checksums ) ) {
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foreach ( $checksums as $file => $checksum ) {
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if ( 'wp-content' === substr( $file, 0, 10 ) ) {
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continue;
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}
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if ( ! file_exists( ABSPATH . $file ) ) {
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continue;
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}
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if ( ! file_exists( $working_dir_local . $file ) ) {
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continue;
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}
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if ( '.' === dirname( $file ) && in_array( pathinfo( $file, PATHINFO_EXTENSION ), array( 'html', 'txt' ), true ) ) {
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if ( '.' === dirname( $file )
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&& in_array( pathinfo( $file, PATHINFO_EXTENSION ), array( 'html', 'txt' ), true )
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) {
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continue;
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}
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if ( md5_file( ABSPATH . $file ) === $checksum ) {
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$skip[] = $file;
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} else {
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@ -1086,11 +1106,14 @@ function update_core( $from, $to ) {
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// If we're using the direct method, we can predict write failures that are due to permissions.
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if ( $check_is_writable && 'direct' === $wp_filesystem->method ) {
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$files_writable = array_filter( $check_is_writable, array( $wp_filesystem, 'is_writable' ) );
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if ( $files_writable !== $check_is_writable ) {
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$files_not_writable = array_diff_key( $check_is_writable, $files_writable );
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foreach ( $files_not_writable as $relative_file_not_writable => $file_not_writable ) {
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// If the writable check failed, chmod file to 0644 and try again, same as copy_dir().
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$wp_filesystem->chmod( $file_not_writable, FS_CHMOD_FILE );
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if ( $wp_filesystem->is_writable( $file_not_writable ) ) {
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unset( $files_not_writable[ $relative_file_not_writable ] );
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}
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@ -1100,13 +1123,18 @@ function update_core( $from, $to ) {
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$error_data = version_compare( $old_wp_version, '3.7-beta2', '>' ) ? array_keys( $files_not_writable ) : '';
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if ( $files_not_writable ) {
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return new WP_Error( 'files_not_writable', __( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ), implode( ', ', $error_data ) );
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return new WP_Error(
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'files_not_writable',
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__( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ),
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implode( ', ', $error_data )
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);
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}
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}
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}
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/** This filter is documented in wp-admin/includes/update-core.php */
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apply_filters( 'update_feedback', __( 'Enabling Maintenance mode…' ) );
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// Create maintenance file to signal that we are upgrading.
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$maintenance_string = '<?php $upgrading = ' . time() . '; ?>';
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$maintenance_file = $to . '.maintenance';
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@ -1115,18 +1143,29 @@ function update_core( $from, $to ) {
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/** This filter is documented in wp-admin/includes/update-core.php */
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apply_filters( 'update_feedback', __( 'Copying the required files…' ) );
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// Copy new versions of WP files into place.
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$result = _copy_dir( $from . $distro, $to, $skip );
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if ( is_wp_error( $result ) ) {
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$result = new WP_Error( $result->get_error_code(), $result->get_error_message(), substr( $result->get_error_data(), strlen( $to ) ) );
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$result = new WP_Error(
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$result->get_error_code(),
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$result->get_error_message(),
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substr( $result->get_error_data(), strlen( $to ) )
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);
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}
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// Since we know the core files have copied over, we can now copy the version file.
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if ( ! is_wp_error( $result ) ) {
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if ( ! $wp_filesystem->copy( $from . $distro . 'wp-includes/version.php', $to . 'wp-includes/version.php', true /* overwrite */ ) ) {
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$wp_filesystem->delete( $from, true );
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$result = new WP_Error( 'copy_failed_for_version_file', __( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ), 'wp-includes/version.php' );
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$result = new WP_Error(
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'copy_failed_for_version_file',
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__( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ),
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'wp-includes/version.php'
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);
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}
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$wp_filesystem->chmod( $to . 'wp-includes/version.php', FS_CHMOD_FILE );
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/*
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@ -1141,19 +1180,25 @@ function update_core( $from, $to ) {
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// Check to make sure everything copied correctly, ignoring the contents of wp-content.
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$skip = array( 'wp-content' );
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$failed = array();
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if ( isset( $checksums ) && is_array( $checksums ) ) {
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foreach ( $checksums as $file => $checksum ) {
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if ( 'wp-content' === substr( $file, 0, 10 ) ) {
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continue;
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}
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if ( ! file_exists( $working_dir_local . $file ) ) {
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continue;
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}
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if ( '.' === dirname( $file ) && in_array( pathinfo( $file, PATHINFO_EXTENSION ), array( 'html', 'txt' ), true ) ) {
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if ( '.' === dirname( $file )
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&& in_array( pathinfo( $file, PATHINFO_EXTENSION ), array( 'html', 'txt' ), true )
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) {
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$skip[] = $file;
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continue;
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}
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if ( file_exists( ABSPATH . $file ) && md5_file( ABSPATH . $file ) == $checksum ) {
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if ( file_exists( ABSPATH . $file ) && md5_file( ABSPATH . $file ) === $checksum ) {
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$skip[] = $file;
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} else {
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$failed[] = $file;
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@ -1164,6 +1209,7 @@ function update_core( $from, $to ) {
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// Some files didn't copy properly.
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if ( ! empty( $failed ) ) {
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$total_size = 0;
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foreach ( $failed as $file ) {
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if ( file_exists( $working_dir_local . $file ) ) {
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$total_size += filesize( $working_dir_local . $file );
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@ -1173,12 +1219,18 @@ function update_core( $from, $to ) {
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// If we don't have enough free space, it isn't worth trying again.
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// Unlikely to be hit due to the check in unzip_file().
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$available_space = @disk_free_space( ABSPATH );
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if ( $available_space && $total_size >= $available_space ) {
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$result = new WP_Error( 'disk_full', __( 'There is not enough free disk space to complete the update.' ) );
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} else {
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$result = _copy_dir( $from . $distro, $to, $skip );
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if ( is_wp_error( $result ) ) {
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$result = new WP_Error( $result->get_error_code() . '_retry', $result->get_error_message(), substr( $result->get_error_data(), strlen( $to ) ) );
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$result = new WP_Error(
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$result->get_error_code() . '_retry',
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$result->get_error_message(),
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substr( $result->get_error_data(), strlen( $to ) )
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);
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}
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}
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}
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@ -1186,7 +1238,7 @@ function update_core( $from, $to ) {
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// Custom content directory needs updating now.
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// Copy languages.
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if ( ! is_wp_error( $result ) && $wp_filesystem->is_dir( $from . $distro . 'wp-content/languages' ) ) {
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if ( WP_LANG_DIR != ABSPATH . WPINC . '/languages' || @is_dir( WP_LANG_DIR ) ) {
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if ( WP_LANG_DIR !== ABSPATH . WPINC . '/languages' || @is_dir( WP_LANG_DIR ) ) {
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$lang_dir = WP_LANG_DIR;
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} else {
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$lang_dir = WP_CONTENT_DIR . '/languages';
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@ -1201,10 +1253,16 @@ function update_core( $from, $to ) {
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if ( @is_dir( $lang_dir ) ) {
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$wp_lang_dir = $wp_filesystem->find_folder( $lang_dir );
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if ( $wp_lang_dir ) {
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$result = copy_dir( $from . $distro . 'wp-content/languages/', $wp_lang_dir );
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if ( is_wp_error( $result ) ) {
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$result = new WP_Error( $result->get_error_code() . '_languages', $result->get_error_message(), substr( $result->get_error_data(), strlen( $wp_lang_dir ) ) );
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$result = new WP_Error(
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$result->get_error_code() . '_languages',
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$result->get_error_message(),
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substr( $result->get_error_data(), strlen( $wp_lang_dir ) )
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);
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}
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}
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}
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@ -1212,12 +1270,16 @@ function update_core( $from, $to ) {
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/** This filter is documented in wp-admin/includes/update-core.php */
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apply_filters( 'update_feedback', __( 'Disabling Maintenance mode…' ) );
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// Remove maintenance file, we're done with potential site-breaking changes.
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$wp_filesystem->delete( $maintenance_file );
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// 3.5 -> 3.5+ - an empty twentytwelve directory was created upon upgrade to 3.5 for some users, preventing installation of Twenty Twelve.
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// 3.5 -> 3.5+ - an empty twentytwelve directory was created upon upgrade to 3.5 for some users,
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// preventing installation of Twenty Twelve.
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if ( '3.5' === $old_wp_version ) {
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if ( is_dir( WP_CONTENT_DIR . '/themes/twentytwelve' ) && ! file_exists( WP_CONTENT_DIR . '/themes/twentytwelve/style.css' ) ) {
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if ( is_dir( WP_CONTENT_DIR . '/themes/twentytwelve' )
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&& ! file_exists( WP_CONTENT_DIR . '/themes/twentytwelve/style.css' )
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) {
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$wp_filesystem->delete( $wp_filesystem->wp_themes_dir() . 'twentytwelve/' );
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}
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}
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@ -1228,7 +1290,9 @@ function update_core( $from, $to ) {
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* future versions of WordPress whilst avoiding the re-install upon upgrade issue.
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* $development_build controls us overwriting bundled themes and plugins when a non-stable release is being updated.
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*/
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if ( ! is_wp_error( $result ) && ( ! defined( 'CORE_UPGRADE_SKIP_NEW_BUNDLED' ) || ! CORE_UPGRADE_SKIP_NEW_BUNDLED ) ) {
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if ( ! is_wp_error( $result )
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&& ( ! defined( 'CORE_UPGRADE_SKIP_NEW_BUNDLED' ) || ! CORE_UPGRADE_SKIP_NEW_BUNDLED )
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) {
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foreach ( (array) $_new_bundled_files as $file => $introduced_version ) {
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// If a $development_build or if $introduced version is greater than what the site was previously running.
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if ( $development_build || version_compare( $introduced_version, $old_wp_version, '>' ) ) {
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@ -1271,7 +1335,12 @@ function update_core( $from, $to ) {
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if ( ! is_wp_error( $result ) ) {
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$result = new WP_Error;
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}
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$result->add( $_result->get_error_code() . "_$type", $_result->get_error_message(), substr( $_result->get_error_data(), strlen( $dest ) ) );
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$result->add(
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$_result->get_error_code() . "_$type",
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$_result->get_error_message(),
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substr( $_result->get_error_data(), strlen( $dest ) )
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);
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}
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}
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}
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@ -1281,12 +1350,14 @@ function update_core( $from, $to ) {
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// Handle $result error from the above blocks.
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if ( is_wp_error( $result ) ) {
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$wp_filesystem->delete( $from, true );
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return $result;
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}
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// Remove old files.
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foreach ( $_old_files as $old_file ) {
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$old_file = $to . $old_file;
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if ( ! $wp_filesystem->exists( $old_file ) ) {
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continue;
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}
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@ -1306,6 +1377,7 @@ function update_core( $from, $to ) {
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// Upgrade DB with separate request.
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/** This filter is documented in wp-admin/includes/update-core.php */
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apply_filters( 'update_feedback', __( 'Upgrading database…' ) );
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$db_upgrade_url = admin_url( 'upgrade.php?step=upgrade_db' );
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wp_remote_post( $db_upgrade_url, array( 'timeout' => 60 ) );
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@ -1387,6 +1459,7 @@ function _copy_dir( $from, $to, $skip_list = array() ) {
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if ( ! $wp_filesystem->copy( $from . $filename, $to . $filename, true, FS_CHMOD_FILE ) ) {
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// If copy failed, chmod file to 0644 and try again.
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$wp_filesystem->chmod( $to . $filename, FS_CHMOD_FILE );
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if ( ! $wp_filesystem->copy( $from . $filename, $to . $filename, true, FS_CHMOD_FILE ) ) {
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return new WP_Error( 'copy_failed__copy_dir', __( 'Could not copy file.' ), $to . $filename );
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}
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@ -1411,6 +1484,7 @@ function _copy_dir( $from, $to, $skip_list = array() ) {
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* of the existing $skip_list.
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*/
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$sub_skip_list = array();
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foreach ( $skip_list as $skip_item ) {
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if ( 0 === strpos( $skip_item, $filename . '/' ) ) {
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$sub_skip_list[] = preg_replace( '!^' . preg_quote( $filename, '!' ) . '/!i', '', $skip_item );
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@ -1418,11 +1492,13 @@ function _copy_dir( $from, $to, $skip_list = array() ) {
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}
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$result = _copy_dir( $from . $filename, $to . $filename, $sub_skip_list );
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if ( is_wp_error( $result ) ) {
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return $result;
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}
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}
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}
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return true;
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}
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@ -1516,6 +1592,7 @@ function _upgrade_422_remove_genericons() {
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foreach ( $affected_files as $file ) {
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$gen_dir = $wp_filesystem->find_folder( trailingslashit( dirname( $file ) ) );
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if ( empty( $gen_dir ) ) {
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continue;
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}
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@ -1546,11 +1623,14 @@ function _upgrade_422_find_genericons_files_in_folder( $directory ) {
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$directory = trailingslashit( $directory );
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$files = array();
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if ( file_exists( "{$directory}example.html" ) && false !== strpos( file_get_contents( "{$directory}example.html" ), '<title>Genericons</title>' ) ) {
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if ( file_exists( "{$directory}example.html" )
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&& false !== strpos( file_get_contents( "{$directory}example.html" ), '<title>Genericons</title>' )
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) {
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$files[] = "{$directory}example.html";
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}
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$dirs = glob( $directory . '*', GLOB_ONLYDIR );
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if ( $dirs ) {
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foreach ( $dirs as $dir ) {
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$files = array_merge( $files, _upgrade_422_find_genericons_files_in_folder( $dir ) );
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@ -13,7 +13,7 @@
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*
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* @global string $wp_version
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*/
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$wp_version = '5.8-alpha-50784';
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$wp_version = '5.8-alpha-50785';
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/**
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* Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.
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