diff -r 7b1b88e27a20 -r 48c4eec2b7e6 wp/wp-includes/functions.php --- a/wp/wp-includes/functions.php Thu Sep 29 08:06:27 2022 +0200 +++ b/wp/wp-includes/functions.php Fri Sep 05 18:40:08 2025 +0200 @@ -8,7 +8,7 @@ require ABSPATH . WPINC . '/option.php'; /** - * Convert given MySQL date string into a different format. + * Converts given MySQL date string into a different format. * * - `$format` should be a PHP date format string. * - 'U' and 'G' formats will return an integer sum of timestamp with timezone offset. @@ -32,7 +32,8 @@ return false; } - $datetime = date_create( $date, wp_timezone() ); + $timezone = wp_timezone(); + $datetime = date_create( $date, $timezone ); if ( false === $datetime ) { return false; @@ -44,7 +45,7 @@ } if ( $translate ) { - return wp_date( $format, $datetime->getTimestamp() ); + return wp_date( $format, $datetime->getTimestamp(), $timezone ); } return $datetime->format( $format ); @@ -163,8 +164,6 @@ * @since 0.71 * @since 5.3.0 Converted into a wrapper for wp_date(). * - * @global WP_Locale $wp_locale WordPress date and time locale object. - * * @param string $format Format to display the date. * @param int|bool $timestamp_with_offset Optional. A sum of Unix timestamp and timezone offset * in seconds. Default false. @@ -264,7 +263,7 @@ $month = $wp_locale->get_month( $datetime->format( 'm' ) ); $weekday = $wp_locale->get_weekday( $datetime->format( 'w' ) ); - for ( $i = 0; $i < $format_length; $i ++ ) { + for ( $i = 0; $i < $format_length; $i++ ) { switch ( $format[ $i ] ) { case 'D': $new_format .= addcslashes( $wp_locale->get_weekday_abbrev( $weekday ), '\\A..Za..z' ); @@ -408,7 +407,7 @@ } /** - * Convert float number to format based on the locale. + * Converts float number to format based on the locale. * * @since 2.3.0 * @@ -498,7 +497,7 @@ } /** - * Convert a duration to human readable format. + * Converts a duration to human readable format. * * @since 5.1.0 * @@ -514,7 +513,7 @@ $duration = trim( $duration ); // Remove prepended negative sign. - if ( '-' === substr( $duration, 0, 1 ) ) { + if ( str_starts_with( $duration, '-' ) ) { $duration = substr( $duration, 1 ); } @@ -568,7 +567,7 @@ } /** - * Get the week start and end from the datetime or date string from MySQL. + * Gets the week start and end from the datetime or date string from MySQL. * * @since 0.71 * @@ -614,7 +613,7 @@ } /** - * Serialize data, if needed. + * Serializes data, if needed. * * @since 2.0.5 * @@ -639,7 +638,7 @@ } /** - * Unserialize data only if it was serialized. + * Unserializes data only if it was serialized. * * @since 2.0.0 * @@ -655,12 +654,13 @@ } /** - * Check value to find if it was serialized. - * - * If $data is not an string, then returned value will always be false. + * Checks value to find if it was serialized. + * + * If $data is not a string, then returned value will always be false. * Serialized data is always a string. * * @since 2.0.5 + * @since 6.1.0 Added Enum support. * * @param string $data Value to check to see if was serialized. * @param bool $strict Optional. Whether to be strict about the end of the string. Default true. @@ -708,12 +708,13 @@ if ( '"' !== substr( $data, -2, 1 ) ) { return false; } - } elseif ( false === strpos( $data, '"' ) ) { + } elseif ( ! str_contains( $data, '"' ) ) { return false; } // Or else fall through. case 'a': case 'O': + case 'E': return (bool) preg_match( "/^{$token}:[0-9]+:/s", $data ); case 'b': case 'i': @@ -725,7 +726,7 @@ } /** - * Check whether serialized data is of string type. + * Checks whether serialized data is of string type. * * @since 2.0.5 * @@ -742,7 +743,7 @@ return false; } elseif ( ':' !== $data[1] ) { return false; - } elseif ( ';' !== substr( $data, -1 ) ) { + } elseif ( ! str_ends_with( $data, ';' ) ) { return false; } elseif ( 's' !== $data[0] ) { return false; @@ -754,7 +755,7 @@ } /** - * Retrieve post title from XMLRPC XML. + * Retrieves post title from XMLRPC XML. * * If the title element is not part of the XML, then the default post title from * the $post_default_title will be used instead. @@ -777,7 +778,7 @@ } /** - * Retrieve the post category or categories from XMLRPC XML. + * Retrieves the post category or categories from XMLRPC XML. * * If the category element is not found, then the default post category will be * used. The return type then would be what $post_default_category. If the @@ -817,7 +818,7 @@ } /** - * Use RegEx to extract URLs from arbitrary content. + * Uses RegEx to extract URLs from arbitrary content. * * @since 3.7.0 * @since 6.0.0 Fixes support for HTML entities (Trac 30580). @@ -845,7 +846,7 @@ $post_links = array_unique( array_map( - static function( $link ) { + static function ( $link ) { // Decode to replace valid entities, like &. $link = html_entity_decode( $link ); // Maintain backward compatibility by removing extraneous semi-colons (`;`). @@ -859,7 +860,7 @@ } /** - * Check content for video and audio links to add as enclosures. + * Checks content for video and audio links to add as enclosures. * * Will not add enclosures that have already been added and will * remove enclosures that are no longer in the post. This is called as @@ -881,7 +882,7 @@ global $wpdb; // @todo Tidy this code and make the debug code optional. - include_once ABSPATH . WPINC . '/class-IXR.php'; + require_once ABSPATH . WPINC . '/class-IXR.php'; $post = get_post( $post ); if ( ! $post ) { @@ -932,7 +933,7 @@ * @since 4.4.0 * * @param string[] $post_links An array of enclosure links. - * @param int $post_ID Post ID. + * @param int $post_id Post ID. */ $post_links = apply_filters( 'enclosure_links', $post_links, $post->ID ); @@ -943,8 +944,8 @@ $headers = wp_get_http_headers( $url ); if ( $headers ) { - $len = isset( $headers['content-length'] ) ? (int) $headers['content-length'] : 0; - $type = isset( $headers['content-type'] ) ? $headers['content-type'] : ''; + $len = isset( $headers['Content-Length'] ) ? (int) $headers['Content-Length'] : 0; + $type = isset( $headers['Content-Type'] ) ? $headers['Content-Type'] : ''; $allowed_types = array( 'video', 'audio' ); // Check to see if we can figure out the mime type from the extension. @@ -970,13 +971,13 @@ } /** - * Retrieve HTTP Headers from URL. + * Retrieves HTTP Headers from URL. * * @since 1.5.1 * * @param string $url URL to retrieve HTTP headers from. * @param bool $deprecated Not Used. - * @return string|false Headers on success, false on failure. + * @return \WpOrg\Requests\Utility\CaseInsensitiveDictionary|false Headers on success, false on failure. */ function wp_get_http_headers( $url, $deprecated = false ) { if ( ! empty( $deprecated ) ) { @@ -1018,7 +1019,7 @@ } /** - * Build URL query based on an associative and, or indexed array. + * Builds URL query based on an associative and, or indexed array. * * This is a convenient function for easily building url queries. It sets the * separator to '&' and uses _http_build_query() function. @@ -1049,7 +1050,7 @@ * Default null. * @param string $sep Optional. Argument separator; defaults to 'arg_separator.output'. * Default null. - * @param string $key Optional. Used to prefix key name. Default empty. + * @param string $key Optional. Used to prefix key name. Default empty string. * @param bool $urlencode Optional. Whether to use urlencode() in the result. Default true. * @return string The query string. */ @@ -1060,12 +1061,15 @@ if ( $urlencode ) { $k = urlencode( $k ); } - if ( is_int( $k ) && null != $prefix ) { + + if ( is_int( $k ) && null !== $prefix ) { $k = $prefix . $k; } + if ( ! empty( $key ) ) { $k = $key . '%5B' . $k . '%5D'; } + if ( null === $v ) { continue; } elseif ( false === $v ) { @@ -1157,10 +1161,10 @@ $protocol = ''; } - if ( strpos( $uri, '?' ) !== false ) { + if ( str_contains( $uri, '?' ) ) { list( $base, $query ) = explode( '?', $uri, 2 ); $base .= '?'; - } elseif ( $protocol || strpos( $uri, '=' ) === false ) { + } elseif ( $protocol || ! str_contains( $uri, '=' ) ) { $base = $uri . '?'; $query = ''; } else { @@ -1196,6 +1200,10 @@ /** * Removes an item or items from a query string. * + * Important: The return value of remove_query_arg() is not escaped by default. Output should be + * late-escaped with esc_url() or similar to help prevent vulnerability to cross-site scripting + * (XSS) attacks. + * * @since 1.5.0 * * @param string|string[] $key Query key or keys to remove. @@ -1267,21 +1275,19 @@ * @since 0.71 * @since 5.5.0 Non-string values are left untouched. * - * @param array $array Array to walk while sanitizing contents. - * @return array Sanitized $array. - */ -function add_magic_quotes( $array ) { - foreach ( (array) $array as $k => $v ) { + * @param array $input_array Array to walk while sanitizing contents. + * @return array Sanitized $input_array. + */ +function add_magic_quotes( $input_array ) { + foreach ( (array) $input_array as $k => $v ) { if ( is_array( $v ) ) { - $array[ $k ] = add_magic_quotes( $v ); + $input_array[ $k ] = add_magic_quotes( $v ); } elseif ( is_string( $v ) ) { - $array[ $k ] = addslashes( $v ); - } else { - continue; - } - } - - return $array; + $input_array[ $k ] = addslashes( $v ); + } + } + + return $input_array; } /** @@ -1314,7 +1320,7 @@ } /** - * Set up the WordPress query. + * Sets up the WordPress query. * * @since 2.0.0 * @@ -1335,12 +1341,13 @@ } /** - * Retrieve the description for the HTTP status. + * Retrieves the description for the HTTP status. * * @since 2.3.0 * @since 3.9.0 Added status codes 418, 428, 429, 431, and 511. * @since 4.5.0 Added status codes 308, 421, and 451. * @since 5.1.0 Added status code 103. + * @since 6.6.0 Added status code 425. * * @global array $wp_header_to_desc * @@ -1402,6 +1409,7 @@ 422 => 'Unprocessable Entity', 423 => 'Locked', 424 => 'Failed Dependency', + 425 => 'Too Early', 426 => 'Upgrade Required', 428 => 'Precondition Required', 429 => 'Too Many Requests', @@ -1429,7 +1437,7 @@ } /** - * Set HTTP status header. + * Sets HTTP status header. * * @since 2.0.0 * @since 4.4.0 Added the `$description` parameter. @@ -1438,6 +1446,7 @@ * * @param int $code HTTP status code. * @param string $description Optional. A custom description for the HTTP status. + * Defaults to the result of get_status_header_desc() for the given code. */ function status_header( $code, $description = '' ) { if ( ! $description ) { @@ -1471,35 +1480,36 @@ } /** - * Get the header information to prevent caching. + * Gets the HTTP header information to prevent caching. * * The several different headers cover the different ways cache prevention - * is handled by different browsers + * is handled by different browsers. * * @since 2.8.0 + * @since 6.3.0 The `Cache-Control` header for logged in users now includes the + * `no-store` and `private` directives. * * @return array The associative array of header names and field values. */ function wp_get_nocache_headers() { + $cache_control = ( function_exists( 'is_user_logged_in' ) && is_user_logged_in() ) + ? 'no-cache, must-revalidate, max-age=0, no-store, private' + : 'no-cache, must-revalidate, max-age=0'; + $headers = array( 'Expires' => 'Wed, 11 Jan 1984 05:00:00 GMT', - 'Cache-Control' => 'no-cache, must-revalidate, max-age=0', + 'Cache-Control' => $cache_control, ); if ( function_exists( 'apply_filters' ) ) { /** - * Filters the cache-controlling headers. + * Filters the cache-controlling HTTP headers that are used to prevent caching. * * @since 2.8.0 * * @see wp_get_nocache_headers() * - * @param array $headers { - * Header names and field values. - * - * @type string $Expires Expires header. - * @type string $Cache-Control Cache-Control header. - * } + * @param array $headers Header names and field values. */ $headers = (array) apply_filters( 'nocache_headers', $headers ); } @@ -1508,7 +1518,7 @@ } /** - * Set the headers to prevent caching for the different browsers. + * Sets the HTTP headers to prevent caching for the different browsers. * * Different browsers support different nocache headers, so several * headers must be sent so that all of them get the point that no @@ -1535,20 +1545,20 @@ } /** - * Set the headers for caching for 10 days with JavaScript content type. + * Sets the HTTP headers for caching for 10 days with JavaScript content type. * * @since 2.1.0 */ function cache_javascript_headers() { - $expiresOffset = 10 * DAY_IN_SECONDS; + $expires_offset = 10 * DAY_IN_SECONDS; header( 'Content-Type: text/javascript; charset=' . get_bloginfo( 'charset' ) ); header( 'Vary: Accept-Encoding' ); // Handle proxies. - header( 'Expires: ' . gmdate( 'D, d M Y H:i:s', time() + $expiresOffset ) . ' GMT' ); -} - -/** - * Retrieve the number of database queries during the WordPress execution. + header( 'Expires: ' . gmdate( 'D, d M Y H:i:s', time() + $expires_offset ) . ' GMT' ); +} + +/** + * Retrieves the number of database queries during the WordPress execution. * * @since 2.0.0 * @@ -1562,7 +1572,7 @@ } /** - * Whether input is yes or no. + * Determines whether input is yes or no. * * Must be 'y' to be true. * @@ -1576,7 +1586,7 @@ } /** - * Load the feed template from the use of an action hook. + * Loads the feed template from the use of an action hook. * * If the feed action does not have a hook, then the function will die with a * message telling the visitor that the feed is not valid. @@ -1600,7 +1610,7 @@ } if ( ! has_action( "do_feed_{$feed}" ) ) { - wp_die( __( 'Error: This is not a valid feed template.' ), '', array( 'response' => 404 ) ); + wp_die( __( 'Error: This is not a valid feed template.' ), '', array( 'response' => 404 ) ); } /** @@ -1625,7 +1635,7 @@ } /** - * Load the RDF RSS 0.91 Feed template. + * Loads the RDF RSS 0.91 Feed template. * * @since 2.1.0 * @@ -1636,7 +1646,7 @@ } /** - * Load the RSS 1.0 Feed Template. + * Loads the RSS 1.0 Feed Template. * * @since 2.1.0 * @@ -1647,7 +1657,7 @@ } /** - * Load either the RSS2 comment feed or the RSS2 posts feed. + * Loads either the RSS2 comment feed or the RSS2 posts feed. * * @since 2.1.0 * @@ -1664,7 +1674,7 @@ } /** - * Load either Atom comment feed or Atom posts feed. + * Loads either Atom comment feed or Atom posts feed. * * @since 2.1.0 * @@ -1684,7 +1694,7 @@ * Displays the default robots.txt file content. * * @since 2.1.0 - * @since 5.3.0 Remove the "Disallow: /" output if search engine visiblity is + * @since 5.3.0 Remove the "Disallow: /" output if search engine visibility is * discouraged in favor of robots meta HTML tag via wp_robots_no_robots() * filter callback. */ @@ -1718,7 +1728,7 @@ } /** - * Display the favicon.ico file content. + * Displays the favicon.ico file content. * * @since 5.4.0 */ @@ -1765,15 +1775,18 @@ } $suppress = $wpdb->suppress_errors(); + if ( ! wp_installing() ) { $alloptions = wp_load_alloptions(); } + // If siteurl is not set to autoload, check it specifically. if ( ! isset( $alloptions['siteurl'] ) ) { $installed = $wpdb->get_var( "SELECT option_value FROM $wpdb->options WHERE option_name = 'siteurl'" ); } else { $installed = $alloptions['siteurl']; } + $wpdb->suppress_errors( $suppress ); $installed = ! empty( $installed ); @@ -1798,10 +1811,11 @@ $wp_tables = $wpdb->tables(); foreach ( $wp_tables as $table ) { // The existence of custom user tables shouldn't suggest an unwise state or prevent a clean installation. - if ( defined( 'CUSTOM_USER_TABLE' ) && CUSTOM_USER_TABLE == $table ) { + if ( defined( 'CUSTOM_USER_TABLE' ) && CUSTOM_USER_TABLE === $table ) { continue; } - if ( defined( 'CUSTOM_USER_META_TABLE' ) && CUSTOM_USER_META_TABLE == $table ) { + + if ( defined( 'CUSTOM_USER_META_TABLE' ) && CUSTOM_USER_META_TABLE === $table ) { continue; } @@ -1835,7 +1849,7 @@ } /** - * Retrieve URL with nonce added to URL query. + * Retrieves URL with nonce added to URL query. * * @since 2.0.4 * @@ -1850,7 +1864,7 @@ } /** - * Retrieve or display nonce hidden field for forms. + * Retrieves or display nonce hidden field for forms. * * The nonce field is used to validate that the contents of the form came from * the location on the current site and not somewhere else. The nonce does not @@ -1872,10 +1886,10 @@ * @param int|string $action Optional. Action name. Default -1. * @param string $name Optional. Nonce name. Default '_wpnonce'. * @param bool $referer Optional. Whether to set the referer field for validation. Default true. - * @param bool $echo Optional. Whether to display or return hidden form field. Default true. + * @param bool $display Optional. Whether to display or return hidden form field. Default true. * @return string Nonce field HTML markup. */ -function wp_nonce_field( $action = -1, $name = '_wpnonce', $referer = true, $echo = true ) { +function wp_nonce_field( $action = -1, $name = '_wpnonce', $referer = true, $display = true ) { $name = esc_attr( $name ); $nonce_field = ''; @@ -1883,7 +1897,7 @@ $nonce_field .= wp_referer_field( false ); } - if ( $echo ) { + if ( $display ) { echo $nonce_field; } @@ -1891,20 +1905,21 @@ } /** - * Retrieve or display referer hidden field for forms. + * Retrieves or displays referer hidden field for forms. * * The referer link is the current Request URI from the server super global. The * input name is '_wp_http_referer', in case you wanted to check manually. * * @since 2.0.4 * - * @param bool $echo Optional. Whether to echo or return the referer field. Default true. + * @param bool $display Optional. Whether to echo or return the referer field. Default true. * @return string Referer field HTML markup. */ -function wp_referer_field( $echo = true ) { - $referer_field = ''; - - if ( $echo ) { +function wp_referer_field( $display = true ) { + $request_url = remove_query_arg( '_wp_http_referer' ); + $referer_field = ''; + + if ( $display ) { echo $referer_field; } @@ -1912,7 +1927,7 @@ } /** - * Retrieve or display original referer hidden field for forms. + * Retrieves or displays original referer hidden field for forms. * * The input name is '_wp_original_http_referer' and will be either the same * value of wp_referer_field(), if that was posted already or it will be the @@ -1920,12 +1935,12 @@ * * @since 2.0.4 * - * @param bool $echo Optional. Whether to echo the original http referer. Default true. + * @param bool $display Optional. Whether to echo the original http referer. Default true. * @param string $jump_back_to Optional. Can be 'previous' or page you want to jump back to. * Default 'current'. * @return string Original referer field. */ -function wp_original_referer_field( $echo = true, $jump_back_to = 'current' ) { +function wp_original_referer_field( $display = true, $jump_back_to = 'current' ) { $ref = wp_get_original_referer(); if ( ! $ref ) { @@ -1934,7 +1949,7 @@ $orig_referer_field = ''; - if ( $echo ) { + if ( $display ) { echo $orig_referer_field; } @@ -1942,7 +1957,7 @@ } /** - * Retrieve referer from '_wp_http_referer' or HTTP referer. + * Retrieves referer from '_wp_http_referer' or HTTP referer. * * If it's the same as the current request URL, will return false. * @@ -1951,13 +1966,16 @@ * @return string|false Referer URL on success, false on failure. */ function wp_get_referer() { + // Return early if called before wp_validate_redirect() is defined. if ( ! function_exists( 'wp_validate_redirect' ) ) { return false; } $ref = wp_get_raw_referer(); - if ( $ref && wp_unslash( $_SERVER['REQUEST_URI'] ) !== $ref && home_url() . wp_unslash( $_SERVER['REQUEST_URI'] ) !== $ref ) { + if ( $ref && wp_unslash( $_SERVER['REQUEST_URI'] ) !== $ref + && home_url() . wp_unslash( $_SERVER['REQUEST_URI'] ) !== $ref + ) { return wp_validate_redirect( $ref, false ); } @@ -1965,7 +1983,9 @@ } /** - * Retrieves unvalidated referer from '_wp_http_referer' or HTTP referer. + * Retrieves unvalidated referer from the '_wp_http_referer' URL query variable or the HTTP referer. + * + * If the value of the '_wp_http_referer' URL query variable is not a string then it will be ignored. * * Do not use for redirects, use wp_get_referer() instead. * @@ -1974,7 +1994,7 @@ * @return string|false Referer URL on success, false on failure. */ function wp_get_raw_referer() { - if ( ! empty( $_REQUEST['_wp_http_referer'] ) ) { + if ( ! empty( $_REQUEST['_wp_http_referer'] ) && is_string( $_REQUEST['_wp_http_referer'] ) ) { return wp_unslash( $_REQUEST['_wp_http_referer'] ); } elseif ( ! empty( $_SERVER['HTTP_REFERER'] ) ) { return wp_unslash( $_SERVER['HTTP_REFERER'] ); @@ -1984,14 +2004,19 @@ } /** - * Retrieve original referer that was posted, if it exists. + * Retrieves original referer that was posted, if it exists. * * @since 2.0.4 * * @return string|false Original referer URL on success, false on failure. */ function wp_get_original_referer() { - if ( ! empty( $_REQUEST['_wp_original_http_referer'] ) && function_exists( 'wp_validate_redirect' ) ) { + // Return early if called before wp_validate_redirect() is defined. + if ( ! function_exists( 'wp_validate_redirect' ) ) { + return false; + } + + if ( ! empty( $_REQUEST['_wp_original_http_referer'] ) ) { return wp_validate_redirect( wp_unslash( $_REQUEST['_wp_original_http_referer'] ), false ); } @@ -2038,7 +2063,7 @@ } // Do not allow path traversals. - if ( false !== strpos( $target, '../' ) || false !== strpos( $target, '..' . DIRECTORY_SEPARATOR ) ) { + if ( str_contains( $target, '../' ) || str_contains( $target, '..' . DIRECTORY_SEPARATOR ) ) { return false; } @@ -2062,7 +2087,7 @@ * If a umask is set that modifies $dir_perms, we'll have to re-set * the $dir_perms correctly with chmod() */ - if ( ( $dir_perms & ~umask() ) != $dir_perms ) { + if ( ( $dir_perms & ~umask() ) !== $dir_perms ) { $folder_parts = explode( '/', substr( $target, strlen( $target_parent ) + 1 ) ); for ( $i = 1, $c = count( $folder_parts ); $i <= $c; $i++ ) { chmod( $target_parent . '/' . implode( '/', array_slice( $folder_parts, 0, $i ) ), $dir_perms ); @@ -2076,7 +2101,7 @@ } /** - * Test if a given filesystem path is absolute. + * Tests if a given filesystem path is absolute. * * For example, '/foo/bar', or 'c:\windows'. * @@ -2098,11 +2123,11 @@ * This is definitive if true but fails if $path does not exist or contains * a symbolic link. */ - if ( realpath( $path ) == $path ) { + if ( realpath( $path ) === $path ) { return true; } - if ( strlen( $path ) == 0 || '.' === $path[0] ) { + if ( strlen( $path ) === 0 || '.' === $path[0] ) { return false; } @@ -2116,7 +2141,7 @@ } /** - * Join two filesystem paths together. + * Joins two filesystem paths together. * * For example, 'give me $path relative to $base'. If the $path is absolute, * then it the full path is returned. @@ -2132,11 +2157,11 @@ return $path; } - return rtrim( $base, '/' ) . '/' . ltrim( $path, '/' ); -} - -/** - * Normalize a filesystem path. + return rtrim( $base, '/' ) . '/' . $path; +} + +/** + * Normalizes a filesystem path. * * On windows systems, replaces backslashes with forward slashes * and forces upper-case drive letters. @@ -2175,7 +2200,7 @@ } /** - * Determine a writable directory for temporary files. + * Determines a writable directory for temporary files. * * Function's preference is the return value of sys_get_temp_dir(), * followed by your PHP temporary upload directory, followed by WP_CONTENT_DIR, @@ -2219,7 +2244,7 @@ } /** - * Determine if a directory is writable. + * Determines if a directory is writable. * * This function is used to work around certain ACL issues in PHP primarily * affecting Windows Servers. @@ -2245,7 +2270,7 @@ * PHP has issues with Windows ACL's for determine if a * directory is writable or not, this works around them by * checking the ability to open files rather than relying - * upon PHP to interprate the OS ACL. + * upon PHP to interpret the OS ACL. * * @since 2.8.0 * @@ -2319,10 +2344,10 @@ * @since 2.0.0 * @uses _wp_upload_dir() * - * @param string $time Optional. Time formatted in 'yyyy/mm'. Default null. - * @param bool $create_dir Optional. Whether to check and create the uploads directory. - * Default true for backward compatibility. - * @param bool $refresh_cache Optional. Whether to refresh the cache. Default false. + * @param string|null $time Optional. Time formatted in 'yyyy/mm'. Default null. + * @param bool $create_dir Optional. Whether to check and create the uploads directory. + * Default true for backward compatibility. + * @param bool $refresh_cache Optional. Whether to refresh the cache. Default false. * @return array { * Array of information about the upload directory. * @@ -2368,7 +2393,7 @@ $uploads['error'] = $tested_paths[ $path ]; } else { if ( ! wp_mkdir_p( $path ) ) { - if ( 0 === strpos( $uploads['basedir'], ABSPATH ) ) { + if ( str_starts_with( $uploads['basedir'], ABSPATH ) ) { $error_path = str_replace( ABSPATH, '', $uploads['basedir'] ) . $uploads['subdir']; } else { $error_path = wp_basename( $uploads['basedir'] ) . $uploads['subdir']; @@ -2394,7 +2419,7 @@ * @since 4.5.0 * @access private * - * @param string $time Optional. Time formatted in 'yyyy/mm'. Default null. + * @param string|null $time Optional. Time formatted in 'yyyy/mm'. Default null. * @return array See wp_upload_dir() */ function _wp_upload_dir( $time = null ) { @@ -2403,7 +2428,7 @@ if ( empty( $upload_path ) || 'wp-content/uploads' === $upload_path ) { $dir = WP_CONTENT_DIR . '/uploads'; - } elseif ( 0 !== strpos( $upload_path, ABSPATH ) ) { + } elseif ( ! str_starts_with( $upload_path, ABSPATH ) ) { // $dir is absolute, $upload_path is (maybe) relative to ABSPATH. $dir = path_join( ABSPATH, $upload_path ); } else { @@ -2412,7 +2437,7 @@ $url = get_option( 'upload_url_path' ); if ( ! $url ) { - if ( empty( $upload_path ) || ( 'wp-content/uploads' === $upload_path ) || ( $upload_path == $dir ) ) { + if ( empty( $upload_path ) || ( 'wp-content/uploads' === $upload_path ) || ( $upload_path === $dir ) ) { $url = WP_CONTENT_URL . '/uploads'; } else { $url = trailingslashit( $siteurl ) . $upload_path; @@ -2502,7 +2527,7 @@ } /** - * Get a filename that is sanitized and unique for the given directory. + * Gets a filename that is sanitized and unique for the given directory. * * If the filename is not unique, then a number will be added to the filename * before the extension, and will continue adding numbers until the filename @@ -2565,7 +2590,7 @@ $file_type = wp_check_filetype( $filename ); $mime_type = $file_type['type']; - $is_image = ( ! empty( $mime_type ) && 0 === strpos( $mime_type, 'image/' ) ); + $is_image = ( ! empty( $mime_type ) && str_starts_with( $mime_type, 'image/' ) ); $upload_dir = wp_get_upload_dir(); $lc_filename = null; @@ -2625,7 +2650,7 @@ $count = 10000; // The (resized) image files would have name and extension, and will be in the uploads dir. - if ( $name && $ext && @is_dir( $dir ) && false !== strpos( $dir, $upload_dir['basedir'] ) ) { + if ( $name && $ext && @is_dir( $dir ) && str_contains( $dir, $upload_dir['basedir'] ) ) { /** * Filters the file list used for calculating a unique filename for a newly added file. * @@ -2671,7 +2696,7 @@ ); $number = $new_number; - $i++; + ++$i; } } } @@ -2744,7 +2769,7 @@ ); $number = $new_number; - $i++; + ++$i; } } } @@ -2827,7 +2852,7 @@ } /** - * Create a file in the upload folder with given content. + * Creates a file in the upload folder with given content. * * If there is an error, then the key 'error' will exist with the error message. * If success, then the key 'file' will have the unique file path, the 'url' key @@ -2846,7 +2871,7 @@ * @param string $name Filename. * @param null|string $deprecated Never used. Set to null. * @param string $bits File content - * @param string $time Optional. Time formatted in 'yyyy/mm'. Default null. + * @param string|null $time Optional. Time formatted in 'yyyy/mm'. Default null. * @return array { * Information about the newly-uploaded file. * @@ -2903,7 +2928,7 @@ $new_file = $upload['path'] . "/$filename"; if ( ! wp_mkdir_p( dirname( $new_file ) ) ) { - if ( 0 === strpos( $upload['basedir'], ABSPATH ) ) { + if ( str_starts_with( $upload['basedir'], ABSPATH ) ) { $error_path = str_replace( ABSPATH, '', $upload['basedir'] ) . $upload['subdir']; } else { $error_path = wp_basename( $upload['basedir'] ) . $upload['subdir']; @@ -2957,7 +2982,7 @@ } /** - * Retrieve the file type based on the extension name. + * Retrieves the file type based on the extension name. * * @since 2.5.0 * @@ -2996,14 +3021,15 @@ } /** - * Retrieve the file type from the file name. + * Retrieves the file type from the file name. * * You can optionally define the mime array, if needed. * * @since 2.0.4 * - * @param string $filename File name or path. - * @param string[] $mimes Optional. Array of allowed mime types keyed by their file extension regex. + * @param string $filename File name or path. + * @param string[]|null $mimes Optional. Array of allowed mime types keyed by their file extension regex. + * Defaults to the result of get_allowed_mime_types(). * @return array { * Values for the extension and mime type. * @@ -3031,7 +3057,7 @@ } /** - * Attempt to determine the real file type of a file. + * Attempts to determine the real file type of a file. * * If unable to, the file name extension will be used to determine type. * @@ -3042,10 +3068,11 @@ * * @since 3.0.0 * - * @param string $file Full path to the file. - * @param string $filename The name of the file (may differ from $file due to $file being - * in a tmp directory). - * @param string[] $mimes Optional. Array of allowed mime types keyed by their file extension regex. + * @param string $file Full path to the file. + * @param string $filename The name of the file (may differ from $file due to $file being + * in a tmp directory). + * @param string[]|null $mimes Optional. Array of allowed mime types keyed by their file extension regex. + * Defaults to the result of get_allowed_mime_types(). * @return array { * Values for the extension, mime type, and corrected filename. * @@ -3070,12 +3097,12 @@ $real_mime = false; // Validate image types. - if ( $type && 0 === strpos( $type, 'image/' ) ) { + if ( $type && str_starts_with( $type, 'image/' ) ) { // Attempt to figure out what type of image it actually is. $real_mime = wp_get_image_mime( $file ); - if ( $real_mime && $real_mime != $type ) { + if ( $real_mime && $real_mime !== $type ) { /** * Filters the list mapping image mime types to their respective extensions. * @@ -3092,6 +3119,7 @@ 'image/bmp' => 'bmp', 'image/tiff' => 'tif', 'image/webp' => 'webp', + 'image/avif' => 'avif', ) ); @@ -3102,9 +3130,10 @@ $filename_parts[] = $mime_to_ext[ $real_mime ]; $new_filename = implode( '.', $filename_parts ); - if ( $new_filename != $filename ) { + if ( $new_filename !== $filename ) { $proper_filename = $new_filename; // Mark that it changed. } + // Redefine the extension / MIME. $wp_filetype = wp_check_filetype( $new_filename, $mimes ); $ext = $wp_filetype['ext']; @@ -3122,6 +3151,24 @@ $real_mime = finfo_file( $finfo, $file ); finfo_close( $finfo ); + $google_docs_types = array( + 'application/vnd.openxmlformats-officedocument.wordprocessingml.document', + 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet', + ); + + foreach ( $google_docs_types as $google_docs_type ) { + /* + * finfo_file() can return duplicate mime type for Google docs, + * this conditional reduces it to a single instance. + * + * @see https://bugs.php.net/bug.php?id=77784 + * @see https://core.trac.wordpress.org/ticket/57898 + */ + if ( 2 === substr_count( $real_mime, $google_docs_type ) ) { + $real_mime = $google_docs_type; + } + } + // fileinfo often misidentifies obscure files as one of these types. $nonspecific_types = array( 'application/octet-stream', @@ -3141,7 +3188,7 @@ $type = false; $ext = false; } - } elseif ( 0 === strpos( $real_mime, 'video/' ) || 0 === strpos( $real_mime, 'audio/' ) ) { + } elseif ( str_starts_with( $real_mime, 'video/' ) || str_starts_with( $real_mime, 'audio/' ) ) { /* * For these types, only the major type must match the real value. * This means that common mismatches are forgiven: application/vnd.apple.numbers is often misidentified as application/zip, @@ -3227,18 +3274,19 @@ * @since 3.0.0 * @since 5.1.0 The $real_mime parameter was added. * - * @param array $wp_check_filetype_and_ext { + * @param array $wp_check_filetype_and_ext { * Values for the extension, mime type, and corrected filename. * * @type string|false $ext File extension, or false if the file doesn't match a mime type. * @type string|false $type File mime type, or false if the file doesn't match a mime type. * @type string|false $proper_filename File name with its correct extension, or false if it cannot be determined. * } - * @param string $file Full path to the file. - * @param string $filename The name of the file (may differ from $file due to - * $file being in a tmp directory). - * @param string[] $mimes Array of mime types keyed by their file extension regex. - * @param string|false $real_mime The actual mime type or false if the type cannot be determined. + * @param string $file Full path to the file. + * @param string $filename The name of the file (may differ from $file due to + * $file being in a tmp directory). + * @param string[]|null $mimes Array of mime types keyed by their file extension regex, or null if + * none were provided. + * @param string|false $real_mime The actual mime type or false if the type cannot be determined. */ return apply_filters( 'wp_check_filetype_and_ext', compact( 'ext', 'type', 'proper_filename' ), $file, $filename, $mimes, $real_mime ); } @@ -3250,6 +3298,7 @@ * * @since 4.7.1 * @since 5.8.0 Added support for WebP images. + * @since 6.5.0 Added support for AVIF images. * * @param string $file Full path to the file. * @return string|false The actual mime type or false if the type cannot be determined. @@ -3272,7 +3321,6 @@ // Not using wp_getimagesize() here to avoid an infinite loop. $imagesize = getimagesize( $file ); } else { - // phpcs:ignore WordPress.PHP.NoSilencedErrors $imagesize = @getimagesize( $file ); } @@ -3299,12 +3347,31 @@ $magic = bin2hex( $magic ); if ( // RIFF. - ( 0 === strpos( $magic, '52494646' ) ) && + ( str_starts_with( $magic, '52494646' ) ) && // WEBP. ( 16 === strpos( $magic, '57454250' ) ) ) { $mime = 'image/webp'; } + + /** + * Add AVIF fallback detection when image library doesn't support AVIF. + * + * Detection based on section 4.3.1 File-type box definition of the ISO/IEC 14496-12 + * specification and the AV1-AVIF spec, see https://aomediacodec.github.io/av1-avif/v1.1.0.html#brands. + */ + + // Divide the header string into 4 byte groups. + $magic = str_split( $magic, 8 ); + + if ( + isset( $magic[1] ) && + isset( $magic[2] ) && + 'ftyp' === hex2bin( $magic[1] ) && + ( 'avif' === hex2bin( $magic[2] ) || 'avis' === hex2bin( $magic[2] ) ) + ) { + $mime = 'image/avif'; + } } catch ( Exception $e ) { $mime = false; } @@ -3313,7 +3380,7 @@ } /** - * Retrieve list of mime types and file extensions. + * Retrieves the list of mime types and file extensions. * * @since 3.5.0 * @since 4.2.0 Support was added for GIMP (.xcf) files. @@ -3332,7 +3399,7 @@ * @since 3.5.0 * * @param string[] $wp_get_mime_types Mime types keyed by the file extension regex - * corresponding to those types. + * corresponding to those types. */ return apply_filters( 'mime_types', @@ -3344,6 +3411,7 @@ 'bmp' => 'image/bmp', 'tiff|tif' => 'image/tiff', 'webp' => 'image/webp', + 'avif' => 'image/avif', 'ico' => 'image/x-icon', 'heic' => 'image/heic', // Video formats. @@ -3465,7 +3533,7 @@ return apply_filters( 'ext2type', array( - 'image' => array( 'jpg', 'jpeg', 'jpe', 'gif', 'png', 'bmp', 'tif', 'tiff', 'ico', 'heic', 'webp' ), + 'image' => array( 'jpg', 'jpeg', 'jpe', 'gif', 'png', 'bmp', 'tif', 'tiff', 'ico', 'heic', 'webp', 'avif' ), 'audio' => array( 'aac', 'ac3', 'aif', 'aiff', 'flac', 'm3a', 'm4a', 'm4b', 'mka', 'mp1', 'mp2', 'mp3', 'ogg', 'oga', 'ram', 'wav', 'wma' ), 'video' => array( '3g2', '3gp', '3gpp', 'asf', 'avi', 'divx', 'dv', 'flv', 'm4v', 'mkv', 'mov', 'mp4', 'mpeg', 'mpg', 'mpv', 'ogm', 'ogv', 'qt', 'rm', 'vob', 'wmv' ), 'document' => array( 'doc', 'docx', 'docm', 'dotm', 'odt', 'pages', 'pdf', 'xps', 'oxps', 'rtf', 'wp', 'wpd', 'psd', 'xcf' ), @@ -3517,7 +3585,7 @@ } /** - * Retrieve list of allowed mime types and file extensions. + * Retrieves the list of allowed mime types and file extensions. * * @since 2.8.6 * @@ -3538,7 +3606,7 @@ } /** - * Filters list of allowed mime types and file extensions. + * Filters the list of allowed mime types and file extensions. * * @since 2.0.0 * @@ -3549,7 +3617,7 @@ } /** - * Display "Are You Sure" message to confirm the action being taken. + * Displays "Are You Sure" message to confirm the action being taken. * * If the action has the nonce explain message, then it will be displayed * along with the "Are you sure?" message. @@ -3569,21 +3637,27 @@ __( 'You are attempting to log out of %s' ), get_bloginfo( 'name' ) ); - $html = $title; - $html .= '

'; + $redirect_to = isset( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : ''; - $html .= sprintf( + + $html = $title; + $html .= '

'; + $html .= sprintf( /* translators: %s: Logout URL. */ __( 'Do you really want to log out?' ), wp_logout_url( $redirect_to ) ); } else { $html = __( 'The link you followed has expired.' ); + if ( wp_get_referer() ) { + $wp_http_referer = remove_query_arg( 'updated', wp_get_referer() ); + $wp_http_referer = wp_validate_redirect( sanitize_url( $wp_http_referer ) ); + $html .= '

'; $html .= sprintf( '%s', - esc_url( remove_query_arg( 'updated', wp_get_referer() ) ), + esc_url( $wp_http_referer ), __( 'Please try again.' ) ); } @@ -3616,11 +3690,11 @@ * * @param string|WP_Error $message Optional. Error message. If this is a WP_Error object, * and not an Ajax or XML-RPC request, the error's messages are used. - * Default empty. + * Default empty string. * @param string|int $title Optional. Error title. If `$message` is a `WP_Error` object, * error data with the key 'title' may be used to specify the title. - * If `$title` is an integer, then it is treated as the response - * code. Default empty. + * If `$title` is an integer, then it is treated as the response code. + * Default empty string. * @param string|array|int $args { * Optional. Arguments to control behavior. If `$args` is an integer, then it is treated * as the response code. Default empty array. @@ -3668,7 +3742,7 @@ * @param callable $callback Callback function name. */ $callback = apply_filters( 'wp_die_json_handler', '_json_wp_die_handler' ); - } elseif ( defined( 'REST_REQUEST' ) && REST_REQUEST && wp_is_jsonp_request() ) { + } elseif ( wp_is_serving_rest_request() && wp_is_jsonp_request() ) { /** * Filters the callback for killing WordPress execution for JSONP REST requests. * @@ -3723,7 +3797,7 @@ * @access private * * @param string|WP_Error $message Error message or WP_Error object. - * @param string $title Optional. Error title. Default empty. + * @param string $title Optional. Error title. Default empty string. * @param string|array $args Optional. Arguments to control behavior. Default empty array. */ function _default_wp_die_handler( $message, $title = '', $args = array() ) { @@ -3770,8 +3844,10 @@ $text_direction = $parsed_args['text_direction']; $dir_attr = "dir='$text_direction'"; - // If `text_direction` was not explicitly passed, - // use get_language_attributes() if available. + /* + * If `text_direction` was not explicitly passed, + * use get_language_attributes() if available. + */ if ( empty( $args['text_direction'] ) && function_exists( 'language_attributes' ) && function_exists( 'is_rtl' ) ) { @@ -3786,6 +3862,9 @@ @@ -3831,21 +3910,16 @@ font-size: 14px ; } a { - color: #0073aa; + color: #2271b1; } a:hover, a:active { - color: #006799; + color: #135e96; } a:focus { - color: #124964; - -webkit-box-shadow: - 0 0 0 1px #5b9dd9, - 0 0 2px 1px rgba(30, 140, 190, 0.8); - box-shadow: - 0 0 0 1px #5b9dd9, - 0 0 2px 1px rgba(30, 140, 190, 0.8); - outline: none; + color: #043959; + box-shadow: 0 0 0 2px #2271b1; + outline: 2px solid transparent; } .button { background: #f3f5f6; @@ -3925,7 +3999,7 @@ * @access private * * @param string $message Error message. - * @param string $title Optional. Error title (unused). Default empty. + * @param string $title Optional. Error title (unused). Default empty string. * @param string|array $args Optional. Arguments to control behavior. Default empty array. */ function _ajax_wp_die_handler( $message, $title = '', $args = array() ) { @@ -3967,7 +4041,7 @@ * @access private * * @param string $message Error message. - * @param string $title Optional. Error title. Default empty. + * @param string $title Optional. Error title. Default empty string. * @param string|array $args Optional. Arguments to control behavior. Default empty array. */ function _json_wp_die_handler( $message, $title = '', $args = array() ) { @@ -3982,6 +4056,10 @@ 'additional_errors' => $parsed_args['additional_errors'], ); + if ( isset( $parsed_args['error_data'] ) ) { + $data['data']['error'] = $parsed_args['error_data']; + } + if ( ! headers_sent() ) { header( "Content-Type: application/json; charset={$parsed_args['charset']}" ); if ( null !== $parsed_args['response'] ) { @@ -4005,7 +4083,7 @@ * @access private * * @param string $message Error message. - * @param string $title Optional. Error title. Default empty. + * @param string $title Optional. Error title. Default empty string. * @param string|array $args Optional. Arguments to control behavior. Default empty array. */ function _jsonp_wp_die_handler( $message, $title = '', $args = array() ) { @@ -4020,6 +4098,10 @@ 'additional_errors' => $parsed_args['additional_errors'], ); + if ( isset( $parsed_args['error_data'] ) ) { + $data['data']['error'] = $parsed_args['error_data']; + } + if ( ! headers_sent() ) { header( "Content-Type: application/javascript; charset={$parsed_args['charset']}" ); header( 'X-Content-Type-Options: nosniff' ); @@ -4049,7 +4131,7 @@ * @global wp_xmlrpc_server $wp_xmlrpc_server * * @param string $message Error message. - * @param string $title Optional. Error title. Default empty. + * @param string $title Optional. Error title. Default empty string. * @param string|array $args Optional. Arguments to control behavior. Default empty array. */ function _xmlrpc_wp_die_handler( $message, $title = '', $args = array() ) { @@ -4079,7 +4161,7 @@ * @access private * * @param string $message Error message. - * @param string $title Optional. Error title. Default empty. + * @param string $title Optional. Error title. Default empty string. * @param string|array $args Optional. Arguments to control behavior. Default empty array. */ function _xml_wp_die_handler( $message, $title = '', $args = array() ) { @@ -4123,8 +4205,8 @@ * @since 5.1.0 Added the $title and $args parameters. * @access private * - * @param string $message Optional. Response to print. Default empty. - * @param string $title Optional. Error title (unused). Default empty. + * @param string $message Optional. Response to print. Default empty string. + * @param string $title Optional. Error title (unused). Default empty string. * @param string|array $args Optional. Arguments to control behavior. Default empty array. */ function _scalar_wp_die_handler( $message = '', $title = '', $args = array() ) { @@ -4149,7 +4231,7 @@ * @access private * * @param string|WP_Error $message Error message or WP_Error object. - * @param string $title Optional. Error title. Default empty. + * @param string $title Optional. Error title. Default empty string. * @param string|array $args Optional. Arguments to control behavior. Default empty array. * @return array { * Processed arguments. @@ -4197,6 +4279,9 @@ if ( empty( $title ) && is_array( $errors[0]['data'] ) && ! empty( $errors[0]['data']['title'] ) ) { $title = $errors[0]['data']['title']; } + if ( WP_DEBUG_DISPLAY && is_array( $errors[0]['data'] ) && ! empty( $errors[0]['data']['error'] ) ) { + $args['error_data'] = $errors[0]['data']['error']; + } unset( $errors[0] ); $args['additional_errors'] = array_values( $errors ); @@ -4232,36 +4317,38 @@ } /** - * Encode a variable into JSON, with some sanity checks. + * Encodes a variable into JSON, with some confidence checks. * * @since 4.1.0 * @since 5.3.0 No longer handles support for PHP < 5.6. - * - * @param mixed $data Variable (usually an array or object) to encode as JSON. - * @param int $options Optional. Options to be passed to json_encode(). Default 0. - * @param int $depth Optional. Maximum depth to walk through $data. Must be - * greater than 0. Default 512. + * @since 6.5.0 The `$data` parameter has been renamed to `$value` and + * the `$options` parameter to `$flags` for parity with PHP. + * + * @param mixed $value Variable (usually an array or object) to encode as JSON. + * @param int $flags Optional. Options to be passed to json_encode(). Default 0. + * @param int $depth Optional. Maximum depth to walk through $value. Must be + * greater than 0. Default 512. * @return string|false The JSON encoded string, or false if it cannot be encoded. */ -function wp_json_encode( $data, $options = 0, $depth = 512 ) { - $json = json_encode( $data, $options, $depth ); - - // If json_encode() was successful, no need to do more sanity checking. +function wp_json_encode( $value, $flags = 0, $depth = 512 ) { + $json = json_encode( $value, $flags, $depth ); + + // If json_encode() was successful, no need to do more confidence checking. if ( false !== $json ) { return $json; } try { - $data = _wp_json_sanity_check( $data, $depth ); + $value = _wp_json_sanity_check( $value, $depth ); } catch ( Exception $e ) { return false; } - return json_encode( $data, $options, $depth ); -} - -/** - * Perform sanity checks on data that shall be encoded to JSON. + return json_encode( $value, $flags, $depth ); +} + +/** + * Performs confidence checks on data that shall be encoded to JSON. * * @ignore * @since 4.1.0 @@ -4271,18 +4358,18 @@ * * @throws Exception If depth limit is reached. * - * @param mixed $data Variable (usually an array or object) to encode as JSON. - * @param int $depth Maximum depth to walk through $data. Must be greater than 0. + * @param mixed $value Variable (usually an array or object) to encode as JSON. + * @param int $depth Maximum depth to walk through $value. Must be greater than 0. * @return mixed The sanitized data that shall be encoded to JSON. */ -function _wp_json_sanity_check( $data, $depth ) { +function _wp_json_sanity_check( $value, $depth ) { if ( $depth < 0 ) { throw new Exception( 'Reached depth limit' ); } - if ( is_array( $data ) ) { + if ( is_array( $value ) ) { $output = array(); - foreach ( $data as $id => $el ) { + foreach ( $value as $id => $el ) { // Don't forget to sanitize the ID! if ( is_string( $id ) ) { $clean_id = _wp_json_convert_string( $id ); @@ -4299,9 +4386,9 @@ $output[ $clean_id ] = $el; } } - } elseif ( is_object( $data ) ) { - $output = new stdClass; - foreach ( $data as $id => $el ) { + } elseif ( is_object( $value ) ) { + $output = new stdClass(); + foreach ( $value as $id => $el ) { if ( is_string( $id ) ) { $clean_id = _wp_json_convert_string( $id ); } else { @@ -4316,17 +4403,17 @@ $output->$clean_id = $el; } } - } elseif ( is_string( $data ) ) { - return _wp_json_convert_string( $data ); + } elseif ( is_string( $value ) ) { + return _wp_json_convert_string( $value ); } else { - return $data; + return $value; } return $output; } /** - * Convert a string to UTF-8, so that it can be safely encoded to JSON. + * Converts a string to UTF-8, so that it can be safely encoded to JSON. * * @ignore * @since 4.1.0 @@ -4334,24 +4421,24 @@ * * @see _wp_json_sanity_check() * - * @param string $string The string which is to be converted. + * @param string $input_string The string which is to be converted. * @return string The checked string. */ -function _wp_json_convert_string( $string ) { +function _wp_json_convert_string( $input_string ) { static $use_mb = null; if ( is_null( $use_mb ) ) { $use_mb = function_exists( 'mb_convert_encoding' ); } if ( $use_mb ) { - $encoding = mb_detect_encoding( $string, mb_detect_order(), true ); + $encoding = mb_detect_encoding( $input_string, mb_detect_order(), true ); if ( $encoding ) { - return mb_convert_encoding( $string, 'UTF-8', $encoding ); + return mb_convert_encoding( $input_string, 'UTF-8', $encoding ); } else { - return mb_convert_encoding( $string, 'UTF-8', 'UTF-8' ); + return mb_convert_encoding( $input_string, 'UTF-8', 'UTF-8' ); } } else { - return wp_check_invalid_utf8( $string, true ); + return wp_check_invalid_utf8( $input_string, true ); } } @@ -4366,28 +4453,28 @@ * has been dropped. * @access private * - * @param mixed $data Native representation. + * @param mixed $value Native representation. * @return bool|int|float|null|string|array Data ready for `json_encode()`. */ -function _wp_json_prepare_data( $data ) { +function _wp_json_prepare_data( $value ) { _deprecated_function( __FUNCTION__, '5.3.0' ); - return $data; -} - -/** - * Send a JSON response back to an Ajax request. + return $value; +} + +/** + * Sends a JSON response back to an Ajax request. * * @since 3.5.0 * @since 4.7.0 The `$status_code` parameter was added. - * @since 5.6.0 The `$options` parameter was added. + * @since 5.6.0 The `$flags` parameter was added. * * @param mixed $response Variable (usually an array or object) to encode as JSON, * then print and die. * @param int $status_code Optional. The HTTP status code to output. Default null. - * @param int $options Optional. Options to be passed to json_encode(). Default 0. - */ -function wp_send_json( $response, $status_code = null, $options = 0 ) { - if ( defined( 'REST_REQUEST' ) && REST_REQUEST ) { + * @param int $flags Optional. Options to be passed to json_encode(). Default 0. + */ +function wp_send_json( $response, $status_code = null, $flags = 0 ) { + if ( wp_is_serving_rest_request() ) { _doing_it_wrong( __FUNCTION__, sprintf( @@ -4407,7 +4494,7 @@ } } - echo wp_json_encode( $response, $options ); + echo wp_json_encode( $response, $flags ); if ( wp_doing_ajax() ) { wp_die( @@ -4423,50 +4510,50 @@ } /** - * Send a JSON response back to an Ajax request, indicating success. + * Sends a JSON response back to an Ajax request, indicating success. * * @since 3.5.0 * @since 4.7.0 The `$status_code` parameter was added. - * @since 5.6.0 The `$options` parameter was added. - * - * @param mixed $data Optional. Data to encode as JSON, then print and die. Default null. + * @since 5.6.0 The `$flags` parameter was added. + * + * @param mixed $value Optional. Data to encode as JSON, then print and die. Default null. * @param int $status_code Optional. The HTTP status code to output. Default null. - * @param int $options Optional. Options to be passed to json_encode(). Default 0. - */ -function wp_send_json_success( $data = null, $status_code = null, $options = 0 ) { + * @param int $flags Optional. Options to be passed to json_encode(). Default 0. + */ +function wp_send_json_success( $value = null, $status_code = null, $flags = 0 ) { $response = array( 'success' => true ); - if ( isset( $data ) ) { - $response['data'] = $data; - } - - wp_send_json( $response, $status_code, $options ); -} - -/** - * Send a JSON response back to an Ajax request, indicating failure. - * - * If the `$data` parameter is a WP_Error object, the errors + if ( isset( $value ) ) { + $response['data'] = $value; + } + + wp_send_json( $response, $status_code, $flags ); +} + +/** + * Sends a JSON response back to an Ajax request, indicating failure. + * + * If the `$value` parameter is a WP_Error object, the errors * within the object are processed and output as an array of error * codes and corresponding messages. All other types are output * without further processing. * * @since 3.5.0 - * @since 4.1.0 The `$data` parameter is now processed if a WP_Error object is passed in. + * @since 4.1.0 The `$value` parameter is now processed if a WP_Error object is passed in. * @since 4.7.0 The `$status_code` parameter was added. - * @since 5.6.0 The `$options` parameter was added. - * - * @param mixed $data Optional. Data to encode as JSON, then print and die. Default null. + * @since 5.6.0 The `$flags` parameter was added. + * + * @param mixed $value Optional. Data to encode as JSON, then print and die. Default null. * @param int $status_code Optional. The HTTP status code to output. Default null. - * @param int $options Optional. Options to be passed to json_encode(). Default 0. - */ -function wp_send_json_error( $data = null, $status_code = null, $options = 0 ) { + * @param int $flags Optional. Options to be passed to json_encode(). Default 0. + */ +function wp_send_json_error( $value = null, $status_code = null, $flags = 0 ) { $response = array( 'success' => false ); - if ( isset( $data ) ) { - if ( is_wp_error( $data ) ) { + if ( isset( $value ) ) { + if ( is_wp_error( $value ) ) { $result = array(); - foreach ( $data->errors as $code => $messages ) { + foreach ( $value->errors as $code => $messages ) { foreach ( $messages as $message ) { $result[] = array( 'code' => $code, @@ -4477,11 +4564,11 @@ $response['data'] = $result; } else { - $response['data'] = $data; - } - } - - wp_send_json( $response, $status_code, $options ); + $response['data'] = $value; + } + } + + wp_send_json( $response, $status_code, $flags ); } /** @@ -4516,7 +4603,7 @@ * Optional. Options to be used with `json_decode()`. * * @type bool $associative Optional. When `true`, JSON objects will be returned as associative arrays. - * When `false`, JSON objects will be returned as objects. + * When `false`, JSON objects will be returned as objects. Default false. * } * * @return mixed Returns the value encoded in JSON in appropriate PHP type. @@ -4525,8 +4612,10 @@ function wp_json_file_decode( $filename, $options = array() ) { $result = null; $filename = wp_normalize_path( realpath( $filename ) ); - if ( ! file_exists( $filename ) ) { - trigger_error( + + if ( ! $filename ) { + wp_trigger_error( + __FUNCTION__, sprintf( /* translators: %s: Path to the JSON file. */ __( "File %s doesn't exist!" ), @@ -4540,7 +4629,8 @@ $decoded_file = json_decode( file_get_contents( $filename ), $options['associative'] ); if ( JSON_ERROR_NONE !== json_last_error() ) { - trigger_error( + wp_trigger_error( + __FUNCTION__, sprintf( /* translators: 1: Path to the JSON file, 2: Error message. */ __( 'Error when decoding a JSON file at path %1$s: %2$s' ), @@ -4555,7 +4645,7 @@ } /** - * Retrieve the WordPress home page URL. + * Retrieves the WordPress home page URL. * * If the constant named 'WP_HOME' exists, then it will be used and returned * by the function. This can be used to counter the redirection on your local @@ -4577,7 +4667,7 @@ } /** - * Retrieve the WordPress site URL. + * Retrieves the WordPress site URL. * * If the constant named 'WP_SITEURL' is defined, then the value in that * constant will always be returned. This can be used for debugging a site @@ -4599,7 +4689,7 @@ } /** - * Delete the fresh site option. + * Deletes the fresh site option. * * @since 4.7.0 * @access private @@ -4609,7 +4699,7 @@ } /** - * Set the localized direction for MCE plugin. + * Sets the localized direction for MCE plugin. * * Will only set the direction to 'rtl', if the WordPress locale has * the text direction set to 'rtl'. @@ -4630,7 +4720,7 @@ $mce_init['directionality'] = 'rtl'; $mce_init['rtl_ui'] = true; - if ( ! empty( $mce_init['plugins'] ) && strpos( $mce_init['plugins'], 'directionality' ) === false ) { + if ( ! empty( $mce_init['plugins'] ) && ! str_contains( $mce_init['plugins'], 'directionality' ) ) { $mce_init['plugins'] .= ',directionality'; } @@ -4642,9 +4732,26 @@ return $mce_init; } - -/** - * Convert smiley code to the icon graphic file equivalent. +/** + * Determines whether WordPress is currently serving a REST API request. + * + * The function relies on the 'REST_REQUEST' global. As such, it only returns true when an actual REST _request_ is + * being made. It does not return true when a REST endpoint is hit as part of another request, e.g. for preloading a + * REST response. See {@see wp_is_rest_endpoint()} for that purpose. + * + * This function should not be called until the {@see 'parse_request'} action, as the constant is only defined then, + * even for an actual REST request. + * + * @since 6.5.0 + * + * @return bool True if it's a WordPress REST API request, false otherwise. + */ +function wp_is_serving_rest_request() { + return defined( 'REST_REQUEST' ) && REST_REQUEST; +} + +/** + * Converts smiley code to the icon graphic file equivalent. * * You can turn off smilies, by going to the write setting screen and unchecking * the box, or by setting 'use_smilies' option to false or removing the option. @@ -4660,10 +4767,10 @@ * the description. Probably should create a Codex page for it, so that it is * available. * + * @since 2.2.0 + * * @global array $wpsmiliestrans * @global array $wp_smiliessearch - * - * @since 2.2.0 */ function smilies_init() { global $wpsmiliestrans, $wp_smiliessearch; @@ -4735,7 +4842,7 @@ */ $wpsmiliestrans = apply_filters( 'smilies', $wpsmiliestrans ); - if ( count( $wpsmiliestrans ) == 0 ) { + if ( count( $wpsmiliestrans ) === 0 ) { return; } @@ -4757,21 +4864,22 @@ $rest = substr( $smiley, 1 ); // New subpattern? - if ( $firstchar != $subchar ) { + if ( $firstchar !== $subchar ) { if ( '' !== $subchar ) { $wp_smiliessearch .= ')(?=' . $spaces . '|$)'; // End previous "subpattern". $wp_smiliessearch .= '|(?<=' . $spaces . '|^)'; // Begin another "subpattern". } + $subchar = $firstchar; $wp_smiliessearch .= preg_quote( $firstchar, '/' ) . '(?:'; } else { $wp_smiliessearch .= '|'; } + $wp_smiliessearch .= preg_quote( $rest, '/' ); } $wp_smiliessearch .= ')(?=' . $spaces . '|$)/m'; - } /** @@ -4808,15 +4916,18 @@ * * @since 5.1.0 * - * @param array|string $list List of values. + * @param array|string $input_list List of values. * @return array Array of values. */ -function wp_parse_list( $list ) { - if ( ! is_array( $list ) ) { - return preg_split( '/[\s,]+/', $list, -1, PREG_SPLIT_NO_EMPTY ); - } - - return $list; +function wp_parse_list( $input_list ) { + if ( ! is_array( $input_list ) ) { + return preg_split( '/[\s,]+/', $input_list, -1, PREG_SPLIT_NO_EMPTY ); + } + + // Validate all entries of the list are scalar. + $input_list = array_filter( $input_list, 'is_scalar' ); + + return $input_list; } /** @@ -4825,13 +4936,13 @@ * @since 3.0.0 * @since 5.1.0 Refactored to use wp_parse_list(). * - * @param array|string $list List of IDs. + * @param array|string $input_list List of IDs. * @return int[] Sanitized array of IDs. */ -function wp_parse_id_list( $list ) { - $list = wp_parse_list( $list ); - - return array_unique( array_map( 'absint', $list ) ); +function wp_parse_id_list( $input_list ) { + $input_list = wp_parse_list( $input_list ); + + return array_unique( array_map( 'absint', $input_list ) ); } /** @@ -4840,30 +4951,30 @@ * @since 4.7.0 * @since 5.1.0 Refactored to use wp_parse_list(). * - * @param array|string $list List of slugs. + * @param array|string $input_list List of slugs. * @return string[] Sanitized array of slugs. */ -function wp_parse_slug_list( $list ) { - $list = wp_parse_list( $list ); - - return array_unique( array_map( 'sanitize_title', $list ) ); -} - -/** - * Extract a slice of an array, given a list of keys. +function wp_parse_slug_list( $input_list ) { + $input_list = wp_parse_list( $input_list ); + + return array_unique( array_map( 'sanitize_title', $input_list ) ); +} + +/** + * Extracts a slice of an array, given a list of keys. * * @since 3.1.0 * - * @param array $array The original array. - * @param array $keys The list of keys. + * @param array $input_array The original array. + * @param array $keys The list of keys. * @return array The array slice. */ -function wp_array_slice_assoc( $array, $keys ) { +function wp_array_slice_assoc( $input_array, $keys ) { $slice = array(); foreach ( $keys as $key ) { - if ( isset( $array[ $key ] ) ) { - $slice[ $key ] = $array[ $key ]; + if ( isset( $input_array[ $key ] ) ) { + $slice[ $key ] = $input_array[ $key ]; } } @@ -4871,6 +4982,26 @@ } /** + * Sorts the keys of an array alphabetically. + * + * The array is passed by reference so it doesn't get returned + * which mimics the behavior of `ksort()`. + * + * @since 6.0.0 + * + * @param array $input_array The array to sort, passed by reference. + */ +function wp_recursive_ksort( &$input_array ) { + foreach ( $input_array as &$value ) { + if ( is_array( $value ) ) { + wp_recursive_ksort( $value ); + } + } + + ksort( $input_array ); +} + +/** * Accesses an array in depth based on a path of keys. * * It is the PHP equivalent of JavaScript's `lodash.get()` and mirroring it may help other components @@ -4878,44 +5009,65 @@ * * Example usage: * - * $array = array( + * $input_array = array( * 'a' => array( * 'b' => array( * 'c' => 1, * ), * ), * ); - * _wp_array_get( $array, array( 'a', 'b', 'c' ) ); + * _wp_array_get( $input_array, array( 'a', 'b', 'c' ) ); * * @internal * * @since 5.6.0 * @access private * - * @param array $array An array from which we want to retrieve some information. - * @param array $path An array of keys describing the path with which to retrieve information. - * @param mixed $default The return value if the path does not exist within the array, - * or if `$array` or `$path` are not arrays. + * @param array $input_array An array from which we want to retrieve some information. + * @param array $path An array of keys describing the path with which to retrieve information. + * @param mixed $default_value Optional. The return value if the path does not exist within the array, + * or if `$input_array` or `$path` are not arrays. Default null. * @return mixed The value from the path specified. */ -function _wp_array_get( $array, $path, $default = null ) { +function _wp_array_get( $input_array, $path, $default_value = null ) { // Confirm $path is valid. if ( ! is_array( $path ) || 0 === count( $path ) ) { - return $default; + return $default_value; } foreach ( $path as $path_element ) { - if ( - ! is_array( $array ) || - ( ! is_string( $path_element ) && ! is_integer( $path_element ) && ! is_null( $path_element ) ) || - ! array_key_exists( $path_element, $array ) + if ( ! is_array( $input_array ) ) { + return $default_value; + } + + if ( is_string( $path_element ) + || is_integer( $path_element ) + || null === $path_element ) { - return $default; - } - $array = $array[ $path_element ]; - } - - return $array; + /* + * Check if the path element exists in the input array. + * We check with `isset()` first, as it is a lot faster + * than `array_key_exists()`. + */ + if ( isset( $input_array[ $path_element ] ) ) { + $input_array = $input_array[ $path_element ]; + continue; + } + + /* + * If `isset()` returns false, we check with `array_key_exists()`, + * which also checks for `null` values. + */ + if ( array_key_exists( $path_element, $input_array ) ) { + $input_array = $input_array[ $path_element ]; + continue; + } + } + + return $default_value; + } + + return $input_array; } /** @@ -4926,10 +5078,10 @@ * * Example usage: * - * $array = array(); - * _wp_array_set( $array, array( 'a', 'b', 'c', 1 ) ); - * - * $array becomes: + * $input_array = array(); + * _wp_array_set( $input_array, array( 'a', 'b', 'c', 1 ) ); + * + * $input_array becomes: * array( * 'a' => array( * 'b' => array( @@ -4943,13 +5095,13 @@ * @since 5.8.0 * @access private * - * @param array $array An array that we want to mutate to include a specific value in a path. - * @param array $path An array of keys describing the path that we want to mutate. - * @param mixed $value The value that will be set. - */ -function _wp_array_set( &$array, $path, $value = null ) { - // Confirm $array is valid. - if ( ! is_array( $array ) ) { + * @param array $input_array An array that we want to mutate to include a specific value in a path. + * @param array $path An array of keys describing the path that we want to mutate. + * @param mixed $value The value that will be set. + */ +function _wp_array_set( &$input_array, $path, $value = null ) { + // Confirm $input_array is valid. + if ( ! is_array( $input_array ) ) { return; } @@ -4976,15 +5128,15 @@ for ( $i = 0; $i < $path_length - 1; ++$i ) { $path_element = $path[ $i ]; if ( - ! array_key_exists( $path_element, $array ) || - ! is_array( $array[ $path_element ] ) + ! array_key_exists( $path_element, $input_array ) || + ! is_array( $input_array[ $path_element ] ) ) { - $array[ $path_element ] = array(); - } - $array = &$array[ $path_element ]; // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.VariableRedeclaration - } - - $array[ $path[ $i ] ] = $value; + $input_array[ $path_element ] = array(); + } + $input_array = &$input_array[ $path_element ]; + } + + $input_array[ $path[ $i ] ] = $value; } /** @@ -5008,14 +5160,13 @@ * @link https://github.com/lodash-php/lodash-php/blob/master/src/String/kebabCase.php * @link https://github.com/lodash-php/lodash-php/blob/master/src/internal/unicodeWords.php * - * @param string $string The string to kebab-case. + * @param string $input_string The string to kebab-case. * * @return string kebab-cased-string. */ -function _wp_to_kebab_case( $string ) { - //phpcs:disable WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase - // ignore the camelCase names for variables so the names are the same as lodash - // so comparing and porting new changes is easier. +function _wp_to_kebab_case( $input_string ) { + // Ignore the camelCase names for variables so the names are the same as lodash so comparing and porting new changes is easier. + // phpcs:disable WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase /* * Some notable things we've removed compared to the lodash version are: @@ -5059,9 +5210,9 @@ ) ) . '/u'; - preg_match_all( $regexp, str_replace( "'", '', $string ), $matches ); + preg_match_all( $regexp, str_replace( "'", '', $input_string ), $matches ); return strtolower( implode( '-', $matches[0] ) ); - //phpcs:enable WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase + // phpcs:enable WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase } /** @@ -5100,23 +5251,23 @@ * @since 3.0.0 * @since 4.7.0 Uses `WP_List_Util` class. * - * @param array $list An array of objects to filter. - * @param array $args Optional. An array of key => value arguments to match - * against each object. Default empty array. - * @param string $operator Optional. The logical operation to perform. 'AND' means - * all elements from the array must match. 'OR' means only - * one element needs to match. 'NOT' means no elements may - * match. Default 'AND'. - * @param bool|string $field Optional. A field from the object to place instead - * of the entire object. Default false. + * @param array $input_list An array of objects to filter. + * @param array $args Optional. An array of key => value arguments to match + * against each object. Default empty array. + * @param string $operator Optional. The logical operation to perform. 'AND' means + * all elements from the array must match. 'OR' means only + * one element needs to match. 'NOT' means no elements may + * match. Default 'AND'. + * @param bool|string $field Optional. A field from the object to place instead + * of the entire object. Default false. * @return array A list of objects or object fields. */ -function wp_filter_object_list( $list, $args = array(), $operator = 'and', $field = false ) { - if ( ! is_array( $list ) ) { +function wp_filter_object_list( $input_list, $args = array(), $operator = 'and', $field = false ) { + if ( ! is_array( $input_list ) ) { return array(); } - $util = new WP_List_Util( $list ); + $util = new WP_List_Util( $input_list ); $util->filter( $args, $operator ); @@ -5144,17 +5295,17 @@ * @since 4.7.0 Uses `WP_List_Util` class. * @since 5.9.0 Converted into a wrapper for `wp_filter_object_list()`. * - * @param array $list An array of objects to filter. - * @param array $args Optional. An array of key => value arguments to match - * against each object. Default empty array. - * @param string $operator Optional. The logical operation to perform. 'AND' means - * all elements from the array must match. 'OR' means only - * one element needs to match. 'NOT' means no elements may - * match. Default 'AND'. + * @param array $input_list An array of objects to filter. + * @param array $args Optional. An array of key => value arguments to match + * against each object. Default empty array. + * @param string $operator Optional. The logical operation to perform. 'AND' means + * all elements from the array must match. 'OR' means only + * one element needs to match. 'NOT' means no elements may + * match. Default 'AND'. * @return array Array of found values. */ -function wp_list_filter( $list, $args = array(), $operator = 'AND' ) { - return wp_filter_object_list( $list, $args, $operator ); +function wp_list_filter( $input_list, $args = array(), $operator = 'AND' ) { + return wp_filter_object_list( $input_list, $args, $operator ); } /** @@ -5167,20 +5318,20 @@ * @since 4.0.0 $index_key parameter added. * @since 4.7.0 Uses `WP_List_Util` class. * - * @param array $list List of objects or arrays. - * @param int|string $field Field from the object to place instead of the entire object. - * @param int|string $index_key Optional. Field from the object to use as keys for the new array. - * Default null. + * @param array $input_list List of objects or arrays. + * @param int|string $field Field from the object to place instead of the entire object. + * @param int|string $index_key Optional. Field from the object to use as keys for the new array. + * Default null. * @return array Array of found values. If `$index_key` is set, an array of found values with keys * corresponding to `$index_key`. If `$index_key` is null, array keys from the original - * `$list` will be preserved in the results. - */ -function wp_list_pluck( $list, $field, $index_key = null ) { - if ( ! is_array( $list ) ) { + * `$input_list` will be preserved in the results. + */ +function wp_list_pluck( $input_list, $field, $index_key = null ) { + if ( ! is_array( $input_list ) ) { return array(); } - $util = new WP_List_Util( $list ); + $util = new WP_List_Util( $input_list ); return $util->pluck( $field, $index_key ); } @@ -5190,20 +5341,21 @@ * * @since 4.7.0 * - * @param array $list An array of objects to sort. + * @param array $input_list An array of objects or arrays to sort. * @param string|array $orderby Optional. Either the field name to order by or an array - * of multiple orderby fields as $orderby => $order. - * @param string $order Optional. Either 'ASC' or 'DESC'. Only used if $orderby - * is a string. + * of multiple orderby fields as `$orderby => $order`. + * Default empty array. + * @param string $order Optional. Either 'ASC' or 'DESC'. Only used if `$orderby` + * is a string. Default 'ASC'. * @param bool $preserve_keys Optional. Whether to preserve keys. Default false. * @return array The sorted array. */ -function wp_list_sort( $list, $orderby = array(), $order = 'ASC', $preserve_keys = false ) { - if ( ! is_array( $list ) ) { +function wp_list_sort( $input_list, $orderby = array(), $order = 'ASC', $preserve_keys = false ) { + if ( ! is_array( $input_list ) ) { return array(); } - $util = new WP_List_Util( $list ); + $util = new WP_List_Util( $input_list ); return $util->sort( $orderby, $order, $preserve_keys ); } @@ -5238,7 +5390,7 @@ } /** - * Append the Widgets menu to the themes main menu. + * Appends the Widgets menu to the themes main menu. * * @since 2.2.0 * @since 5.9.3 Don't specify menu order when the active theme is a block theme. @@ -5256,14 +5408,14 @@ if ( wp_is_block_theme() ) { $submenu['themes.php'][] = array( $menu_name, 'edit_theme_options', 'widgets.php' ); } else { - $submenu['themes.php'][7] = array( $menu_name, 'edit_theme_options', 'widgets.php' ); + $submenu['themes.php'][8] = array( $menu_name, 'edit_theme_options', 'widgets.php' ); } ksort( $submenu['themes.php'], SORT_NUMERIC ); } /** - * Flush all output buffers for PHP 5.2. + * Flushes all output buffers for PHP 5.2. * * Make sure all output buffers are flushed before our singletons are destroyed. * @@ -5277,7 +5429,7 @@ } /** - * Load custom DB error or display WordPress DB error. + * Loads custom DB error or display WordPress DB error. * * If a file exists in the wp-content directory named db-error.php, then it will * be loaded instead of displaying the WordPress DB error. If it is not found, @@ -5315,7 +5467,7 @@ } /** - * Convert a value to non-negative integer. + * Converts a value to non-negative integer. * * @since 2.5.0 * @@ -5327,11 +5479,10 @@ } /** - * Mark a function as deprecated and inform when it has been used. - * - * There is a {@see 'hook deprecated_function_run'} that will be called that can be used - * to get the backtrace up to what file and function called the deprecated - * function. + * Marks a function as deprecated and inform when it has been used. + * + * There is a {@see 'deprecated_function_run'} hook that will be called that can be used + * to get the backtrace up to what file and function called the deprecated function. * * The current behavior is to trigger a user error if `WP_DEBUG` is true. * @@ -5341,22 +5492,22 @@ * @since 5.4.0 This function is no longer marked as "private". * @since 5.4.0 The error type is now classified as E_USER_DEPRECATED (used to default to E_USER_NOTICE). * - * @param string $function The function that was called. - * @param string $version The version of WordPress that deprecated the function. - * @param string $replacement Optional. The function that should have been called. Default empty. - */ -function _deprecated_function( $function, $version, $replacement = '' ) { + * @param string $function_name The function that was called. + * @param string $version The version of WordPress that deprecated the function. + * @param string $replacement Optional. The function that should have been called. Default empty string. + */ +function _deprecated_function( $function_name, $version, $replacement = '' ) { /** * Fires when a deprecated function is called. * * @since 2.5.0 * - * @param string $function The function that was called. - * @param string $replacement The function that should have been called. - * @param string $version The version of WordPress that deprecated the function. + * @param string $function_name The function that was called. + * @param string $replacement The function that should have been called. + * @param string $version The version of WordPress that deprecated the function. */ - do_action( 'deprecated_function_run', $function, $replacement, $version ); + do_action( 'deprecated_function_run', $function_name, $replacement, $version ); /** * Filters whether to trigger an error for deprecated functions. @@ -5368,49 +5519,39 @@ if ( WP_DEBUG && apply_filters( 'deprecated_function_trigger_error', true ) ) { if ( function_exists( '__' ) ) { if ( $replacement ) { - trigger_error( - sprintf( - /* translators: 1: PHP function name, 2: Version number, 3: Alternative function name. */ - __( 'Function %1$s is deprecated since version %2$s! Use %3$s instead.' ), - $function, - $version, - $replacement - ), - E_USER_DEPRECATED + $message = sprintf( + /* translators: 1: PHP function name, 2: Version number, 3: Alternative function name. */ + __( 'Function %1$s is deprecated since version %2$s! Use %3$s instead.' ), + $function_name, + $version, + $replacement ); } else { - trigger_error( - sprintf( - /* translators: 1: PHP function name, 2: Version number. */ - __( 'Function %1$s is deprecated since version %2$s with no alternative available.' ), - $function, - $version - ), - E_USER_DEPRECATED + $message = sprintf( + /* translators: 1: PHP function name, 2: Version number. */ + __( 'Function %1$s is deprecated since version %2$s with no alternative available.' ), + $function_name, + $version ); } } else { if ( $replacement ) { - trigger_error( - sprintf( - 'Function %1$s is deprecated since version %2$s! Use %3$s instead.', - $function, - $version, - $replacement - ), - E_USER_DEPRECATED + $message = sprintf( + 'Function %1$s is deprecated since version %2$s! Use %3$s instead.', + $function_name, + $version, + $replacement ); } else { - trigger_error( - sprintf( - 'Function %1$s is deprecated since version %2$s with no alternative available.', - $function, - $version - ), - E_USER_DEPRECATED + $message = sprintf( + 'Function %1$s is deprecated since version %2$s with no alternative available.', + $function_name, + $version ); } } + + wp_trigger_error( '', $message, E_USER_DEPRECATED ); } } @@ -5418,23 +5559,23 @@ * Marks a constructor as deprecated and informs when it has been used. * * Similar to _deprecated_function(), but with different strings. Used to - * remove PHP4 style constructors. + * remove PHP4-style constructors. * * The current behavior is to trigger a user error if `WP_DEBUG` is true. * - * This function is to be used in every PHP4 style constructor method that is deprecated. + * This function is to be used in every PHP4-style constructor method that is deprecated. * * @since 4.3.0 * @since 4.5.0 Added the `$parent_class` parameter. * @since 5.4.0 This function is no longer marked as "private". * @since 5.4.0 The error type is now classified as E_USER_DEPRECATED (used to default to E_USER_NOTICE). * - * @param string $class The class containing the deprecated constructor. + * @param string $class_name The class containing the deprecated constructor. * @param string $version The version of WordPress that deprecated the function. * @param string $parent_class Optional. The parent class calling the deprecated constructor. * Default empty string. */ -function _deprecated_constructor( $class, $version, $parent_class = '' ) { +function _deprecated_constructor( $class_name, $version, $parent_class = '' ) { /** * Fires when a deprecated constructor is called. @@ -5442,11 +5583,11 @@ * @since 4.3.0 * @since 4.5.0 Added the `$parent_class` parameter. * - * @param string $class The class containing the deprecated constructor. + * @param string $class_name The class containing the deprecated constructor. * @param string $version The version of WordPress that deprecated the function. * @param string $parent_class The parent class calling the deprecated constructor. */ - do_action( 'deprecated_constructor_run', $class, $version, $parent_class ); + do_action( 'deprecated_constructor_run', $class_name, $version, $parent_class ); /** * Filters whether to trigger an error for deprecated functions. @@ -5460,63 +5601,128 @@ if ( WP_DEBUG && apply_filters( 'deprecated_constructor_trigger_error', true ) ) { if ( function_exists( '__' ) ) { if ( $parent_class ) { - trigger_error( - sprintf( - /* translators: 1: PHP class name, 2: PHP parent class name, 3: Version number, 4: __construct() method. */ - __( 'The called constructor method for %1$s class in %2$s is deprecated since version %3$s! Use %4$s instead.' ), - $class, - $parent_class, - $version, - '__construct()' - ), - E_USER_DEPRECATED + $message = sprintf( + /* translators: 1: PHP class name, 2: PHP parent class name, 3: Version number, 4: __construct() method. */ + __( 'The called constructor method for %1$s class in %2$s is deprecated since version %3$s! Use %4$s instead.' ), + $class_name, + $parent_class, + $version, + '__construct()' ); } else { - trigger_error( - sprintf( - /* translators: 1: PHP class name, 2: Version number, 3: __construct() method. */ - __( 'The called constructor method for %1$s class is deprecated since version %2$s! Use %3$s instead.' ), - $class, - $version, - '__construct()' - ), - E_USER_DEPRECATED + $message = sprintf( + /* translators: 1: PHP class name, 2: Version number, 3: __construct() method. */ + __( 'The called constructor method for %1$s class is deprecated since version %2$s! Use %3$s instead.' ), + $class_name, + $version, + '__construct()' ); } } else { if ( $parent_class ) { - trigger_error( - sprintf( - 'The called constructor method for %1$s class in %2$s is deprecated since version %3$s! Use %4$s instead.', - $class, - $parent_class, - $version, - '__construct()' - ), - E_USER_DEPRECATED + $message = sprintf( + 'The called constructor method for %1$s class in %2$s is deprecated since version %3$s! Use %4$s instead.', + $class_name, + $parent_class, + $version, + '__construct()' ); } else { - trigger_error( - sprintf( - 'The called constructor method for %1$s class is deprecated since version %2$s! Use %3$s instead.', - $class, - $version, - '__construct()' - ), - E_USER_DEPRECATED + $message = sprintf( + 'The called constructor method for %1$s class is deprecated since version %2$s! Use %3$s instead.', + $class_name, + $version, + '__construct()' ); } } - } - -} - -/** - * Mark a file as deprecated and inform when it has been used. - * - * There is a hook {@see 'deprecated_file_included'} that will be called that can be used - * to get the backtrace up to what file and function included the deprecated - * file. + + wp_trigger_error( '', $message, E_USER_DEPRECATED ); + } +} + +/** + * Marks a class as deprecated and informs when it has been used. + * + * There is a {@see 'deprecated_class_run'} hook that will be called that can be used + * to get the backtrace up to what file and function called the deprecated class. + * + * The current behavior is to trigger a user error if `WP_DEBUG` is true. + * + * This function is to be used in the class constructor for every deprecated class. + * See {@see _deprecated_constructor()} for deprecating PHP4-style constructors. + * + * @since 6.4.0 + * + * @param string $class_name The name of the class being instantiated. + * @param string $version The version of WordPress that deprecated the class. + * @param string $replacement Optional. The class or function that should have been called. + * Default empty string. + */ +function _deprecated_class( $class_name, $version, $replacement = '' ) { + + /** + * Fires when a deprecated class is called. + * + * @since 6.4.0 + * + * @param string $class_name The name of the class being instantiated. + * @param string $replacement The class or function that should have been called. + * @param string $version The version of WordPress that deprecated the class. + */ + do_action( 'deprecated_class_run', $class_name, $replacement, $version ); + + /** + * Filters whether to trigger an error for a deprecated class. + * + * @since 6.4.0 + * + * @param bool $trigger Whether to trigger an error for a deprecated class. Default true. + */ + if ( WP_DEBUG && apply_filters( 'deprecated_class_trigger_error', true ) ) { + if ( function_exists( '__' ) ) { + if ( $replacement ) { + $message = sprintf( + /* translators: 1: PHP class name, 2: Version number, 3: Alternative class or function name. */ + __( 'Class %1$s is deprecated since version %2$s! Use %3$s instead.' ), + $class_name, + $version, + $replacement + ); + } else { + $message = sprintf( + /* translators: 1: PHP class name, 2: Version number. */ + __( 'Class %1$s is deprecated since version %2$s with no alternative available.' ), + $class_name, + $version + ); + } + } else { + if ( $replacement ) { + $message = sprintf( + 'Class %1$s is deprecated since version %2$s! Use %3$s instead.', + $class_name, + $version, + $replacement + ); + } else { + $message = sprintf( + 'Class %1$s is deprecated since version %2$s with no alternative available.', + $class_name, + $version + ); + } + } + + wp_trigger_error( '', $message, E_USER_DEPRECATED ); + } +} + +/** + * Marks a file as deprecated and inform when it has been used. + * + * There is a {@see 'deprecated_file_included'} hook that will be called that can be used + * to get the backtrace up to what file and function included the deprecated file. * * The current behavior is to trigger a user error if `WP_DEBUG` is true. * @@ -5529,8 +5735,8 @@ * @param string $file The file that was included. * @param string $version The version of WordPress that deprecated the file. * @param string $replacement Optional. The file that should have been included based on ABSPATH. - * Default empty. - * @param string $message Optional. A message regarding the change. Default empty. + * Default empty string. + * @param string $message Optional. A message regarding the change. Default empty string. */ function _deprecated_file( $file, $version, $replacement = '', $message = '' ) { @@ -5558,66 +5764,56 @@ if ( function_exists( '__' ) ) { if ( $replacement ) { - trigger_error( - sprintf( - /* translators: 1: PHP file name, 2: Version number, 3: Alternative file name. */ - __( 'File %1$s is deprecated since version %2$s! Use %3$s instead.' ), - $file, - $version, - $replacement - ) . $message, - E_USER_DEPRECATED - ); + $message = sprintf( + /* translators: 1: PHP file name, 2: Version number, 3: Alternative file name. */ + __( 'File %1$s is deprecated since version %2$s! Use %3$s instead.' ), + $file, + $version, + $replacement + ) . $message; } else { - trigger_error( - sprintf( - /* translators: 1: PHP file name, 2: Version number. */ - __( 'File %1$s is deprecated since version %2$s with no alternative available.' ), - $file, - $version - ) . $message, - E_USER_DEPRECATED - ); + $message = sprintf( + /* translators: 1: PHP file name, 2: Version number. */ + __( 'File %1$s is deprecated since version %2$s with no alternative available.' ), + $file, + $version + ) . $message; } } else { if ( $replacement ) { - trigger_error( - sprintf( - 'File %1$s is deprecated since version %2$s! Use %3$s instead.', - $file, - $version, - $replacement - ) . $message, - E_USER_DEPRECATED + $message = sprintf( + 'File %1$s is deprecated since version %2$s! Use %3$s instead.', + $file, + $version, + $replacement ); } else { - trigger_error( - sprintf( - 'File %1$s is deprecated since version %2$s with no alternative available.', - $file, - $version - ) . $message, - E_USER_DEPRECATED - ); + $message = sprintf( + 'File %1$s is deprecated since version %2$s with no alternative available.', + $file, + $version + ) . $message; } } - } -} -/** - * Mark a function argument as deprecated and inform when it has been used. + + wp_trigger_error( '', $message, E_USER_DEPRECATED ); + } +} +/** + * Marks a function argument as deprecated and inform when it has been used. * * This function is to be used whenever a deprecated function argument is used. * Before this function is called, the argument must be checked for whether it was * used by comparing it to its default value or evaluating whether it is empty. + * * For example: * * if ( ! empty( $deprecated ) ) { * _deprecated_argument( __FUNCTION__, '3.0.0' ); * } * - * There is a hook deprecated_argument_run that will be called that can be used - * to get the backtrace up to what file and function used the deprecated - * argument. + * There is a {@see 'deprecated_argument_run'} hook that will be called that can be used + * to get the backtrace up to what file and function used the deprecated argument. * * The current behavior is to trigger a user error if WP_DEBUG is true. * @@ -5625,22 +5821,22 @@ * @since 5.4.0 This function is no longer marked as "private". * @since 5.4.0 The error type is now classified as E_USER_DEPRECATED (used to default to E_USER_NOTICE). * - * @param string $function The function that was called. - * @param string $version The version of WordPress that deprecated the argument used. - * @param string $message Optional. A message regarding the change. Default empty. - */ -function _deprecated_argument( $function, $version, $message = '' ) { + * @param string $function_name The function that was called. + * @param string $version The version of WordPress that deprecated the argument used. + * @param string $message Optional. A message regarding the change. Default empty string. + */ +function _deprecated_argument( $function_name, $version, $message = '' ) { /** * Fires when a deprecated argument is called. * * @since 3.0.0 * - * @param string $function The function that was called. - * @param string $message A message regarding the change. - * @param string $version The version of WordPress that deprecated the argument used. + * @param string $function_name The function that was called. + * @param string $message A message regarding the change. + * @param string $version The version of WordPress that deprecated the argument used. */ - do_action( 'deprecated_argument_run', $function, $message, $version ); + do_action( 'deprecated_argument_run', $function_name, $message, $version ); /** * Filters whether to trigger an error for deprecated arguments. @@ -5652,49 +5848,39 @@ if ( WP_DEBUG && apply_filters( 'deprecated_argument_trigger_error', true ) ) { if ( function_exists( '__' ) ) { if ( $message ) { - trigger_error( - sprintf( - /* translators: 1: PHP function name, 2: Version number, 3: Optional message regarding the change. */ - __( 'Function %1$s was called with an argument that is deprecated since version %2$s! %3$s' ), - $function, - $version, - $message - ), - E_USER_DEPRECATED + $message = sprintf( + /* translators: 1: PHP function name, 2: Version number, 3: Optional message regarding the change. */ + __( 'Function %1$s was called with an argument that is deprecated since version %2$s! %3$s' ), + $function_name, + $version, + $message ); } else { - trigger_error( - sprintf( - /* translators: 1: PHP function name, 2: Version number. */ - __( 'Function %1$s was called with an argument that is deprecated since version %2$s with no alternative available.' ), - $function, - $version - ), - E_USER_DEPRECATED + $message = sprintf( + /* translators: 1: PHP function name, 2: Version number. */ + __( 'Function %1$s was called with an argument that is deprecated since version %2$s with no alternative available.' ), + $function_name, + $version ); } } else { if ( $message ) { - trigger_error( - sprintf( - 'Function %1$s was called with an argument that is deprecated since version %2$s! %3$s', - $function, - $version, - $message - ), - E_USER_DEPRECATED + $message = sprintf( + 'Function %1$s was called with an argument that is deprecated since version %2$s! %3$s', + $function_name, + $version, + $message ); } else { - trigger_error( - sprintf( - 'Function %1$s was called with an argument that is deprecated since version %2$s with no alternative available.', - $function, - $version - ), - E_USER_DEPRECATED + $message = sprintf( + 'Function %1$s was called with an argument that is deprecated since version %2$s with no alternative available.', + $function_name, + $version ); } } + + wp_trigger_error( '', $message, E_USER_DEPRECATED ); } } @@ -5715,7 +5901,7 @@ * * @param string $hook The hook that was used. * @param string $version The version of WordPress that deprecated the hook. - * @param string $replacement Optional. The hook that should have been used. Default empty. + * @param string $replacement Optional. The hook that should have been used. Default empty string. * @param string $message Optional. A message regarding the change. Default empty. */ function _deprecated_hook( $hook, $version, $replacement = '', $message = '' ) { @@ -5743,71 +5929,66 @@ $message = empty( $message ) ? '' : ' ' . $message; if ( $replacement ) { - trigger_error( - sprintf( - /* translators: 1: WordPress hook name, 2: Version number, 3: Alternative hook name. */ - __( 'Hook %1$s is deprecated since version %2$s! Use %3$s instead.' ), - $hook, - $version, - $replacement - ) . $message, - E_USER_DEPRECATED - ); + $message = sprintf( + /* translators: 1: WordPress hook name, 2: Version number, 3: Alternative hook name. */ + __( 'Hook %1$s is deprecated since version %2$s! Use %3$s instead.' ), + $hook, + $version, + $replacement + ) . $message; } else { - trigger_error( - sprintf( - /* translators: 1: WordPress hook name, 2: Version number. */ - __( 'Hook %1$s is deprecated since version %2$s with no alternative available.' ), - $hook, - $version - ) . $message, - E_USER_DEPRECATED - ); - } - } -} - -/** - * Mark something as being incorrectly called. - * - * There is a hook {@see 'doing_it_wrong_run'} that will be called that can be used - * to get the backtrace up to what file and function called the deprecated - * function. + $message = sprintf( + /* translators: 1: WordPress hook name, 2: Version number. */ + __( 'Hook %1$s is deprecated since version %2$s with no alternative available.' ), + $hook, + $version + ) . $message; + } + + wp_trigger_error( '', $message, E_USER_DEPRECATED ); + } +} + +/** + * Marks something as being incorrectly called. + * + * There is a {@see 'doing_it_wrong_run'} hook that will be called that can be used + * to get the backtrace up to what file and function called the deprecated function. * * The current behavior is to trigger a user error if `WP_DEBUG` is true. * * @since 3.1.0 * @since 5.4.0 This function is no longer marked as "private". * - * @param string $function The function that was called. - * @param string $message A message explaining what has been done incorrectly. - * @param string $version The version of WordPress where the message was added. - */ -function _doing_it_wrong( $function, $message, $version ) { + * @param string $function_name The function that was called. + * @param string $message A message explaining what has been done incorrectly. + * @param string $version The version of WordPress where the message was added. + */ +function _doing_it_wrong( $function_name, $message, $version ) { /** * Fires when the given function is being used incorrectly. * * @since 3.1.0 * - * @param string $function The function that was called. - * @param string $message A message explaining what has been done incorrectly. - * @param string $version The version of WordPress where the message was added. + * @param string $function_name The function that was called. + * @param string $message A message explaining what has been done incorrectly. + * @param string $version The version of WordPress where the message was added. */ - do_action( 'doing_it_wrong_run', $function, $message, $version ); + do_action( 'doing_it_wrong_run', $function_name, $message, $version ); /** * Filters whether to trigger an error for _doing_it_wrong() calls. * * @since 3.1.0 - * @since 5.1.0 Added the $function, $message and $version parameters. - * - * @param bool $trigger Whether to trigger the error for _doing_it_wrong() calls. Default true. - * @param string $function The function that was called. - * @param string $message A message explaining what has been done incorrectly. - * @param string $version The version of WordPress where the message was added. + * @since 5.1.0 Added the $function_name, $message and $version parameters. + * + * @param bool $trigger Whether to trigger the error for _doing_it_wrong() calls. Default true. + * @param string $function_name The function that was called. + * @param string $message A message explaining what has been done incorrectly. + * @param string $version The version of WordPress where the message was added. */ - if ( WP_DEBUG && apply_filters( 'doing_it_wrong_trigger_error', true, $function, $message, $version ) ) { + if ( WP_DEBUG && apply_filters( 'doing_it_wrong_trigger_error', true, $function_name, $message, $version ) ) { if ( function_exists( '__' ) ) { if ( $version ) { /* translators: %s: Version number. */ @@ -5817,18 +5998,15 @@ $message .= ' ' . sprintf( /* translators: %s: Documentation URL. */ __( 'Please see Debugging in WordPress for more information.' ), - __( 'https://wordpress.org/support/article/debugging-in-wordpress/' ) + __( 'https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/' ) ); - trigger_error( - sprintf( - /* translators: Developer debugging message. 1: PHP function name, 2: Explanatory message, 3: WordPress version number. */ - __( 'Function %1$s was called incorrectly. %2$s %3$s' ), - $function, - $message, - $version - ), - E_USER_NOTICE + $message = sprintf( + /* translators: Developer debugging message. 1: PHP function name, 2: Explanatory message, 3: WordPress version number. */ + __( 'Function %1$s was called incorrectly. %2$s %3$s' ), + $function_name, + $message, + $version ); } else { if ( $version ) { @@ -5837,24 +6015,78 @@ $message .= sprintf( ' Please see Debugging in WordPress for more information.', - 'https://wordpress.org/support/article/debugging-in-wordpress/' + 'https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/' + ); + + $message = sprintf( + 'Function %1$s was called incorrectly. %2$s %3$s', + $function_name, + $message, + $version ); - - trigger_error( - sprintf( - 'Function %1$s was called incorrectly. %2$s %3$s', - $function, - $message, - $version - ), - E_USER_NOTICE - ); - } - } -} - -/** - * Is the server running earlier than 1.5.0 version of lighttpd? + } + + wp_trigger_error( '', $message ); + } +} + +/** + * Generates a user-level error/warning/notice/deprecation message. + * + * Generates the message when `WP_DEBUG` is true. + * + * @since 6.4.0 + * + * @param string $function_name The function that triggered the error. + * @param string $message The message explaining the error. + * The message can contain allowed HTML 'a' (with href), 'code', + * 'br', 'em', and 'strong' tags and http or https protocols. + * If it contains other HTML tags or protocols, the message should be escaped + * before passing to this function to avoid being stripped {@see wp_kses()}. + * @param int $error_level Optional. The designated error type for this error. + * Only works with E_USER family of constants. Default E_USER_NOTICE. + */ +function wp_trigger_error( $function_name, $message, $error_level = E_USER_NOTICE ) { + + // Bail out if WP_DEBUG is not turned on. + if ( ! WP_DEBUG ) { + return; + } + + /** + * Fires when the given function triggers a user-level error/warning/notice/deprecation message. + * + * Can be used for debug backtracking. + * + * @since 6.4.0 + * + * @param string $function_name The function that was called. + * @param string $message A message explaining what has been done incorrectly. + * @param int $error_level The designated error type for this error. + */ + do_action( 'wp_trigger_error_run', $function_name, $message, $error_level ); + + if ( ! empty( $function_name ) ) { + $message = sprintf( '%s(): %s', $function_name, $message ); + } + + $message = wp_kses( + $message, + array( + 'a' => array( 'href' => true ), + 'br' => array(), + 'code' => array(), + 'em' => array(), + 'strong' => array(), + ), + array( 'http', 'https' ) + ); + + trigger_error( $message, $error_level ); +} + +/** + * Determines whether the server is running an earlier than 1.5.0 version of lighttpd. * * @since 2.5.0 * @@ -5864,46 +6096,55 @@ $server_parts = explode( '/', isset( $_SERVER['SERVER_SOFTWARE'] ) ? $_SERVER['SERVER_SOFTWARE'] : '' ); $server_parts[1] = isset( $server_parts[1] ) ? $server_parts[1] : ''; - return ( 'lighttpd' === $server_parts[0] && -1 == version_compare( $server_parts[1], '1.5.0' ) ); -} - -/** - * Does the specified module exist in the Apache config? + return ( 'lighttpd' === $server_parts[0] && -1 === version_compare( $server_parts[1], '1.5.0' ) ); +} + +/** + * Determines whether the specified module exist in the Apache config. * * @since 2.5.0 * * @global bool $is_apache * - * @param string $mod The module, e.g. mod_rewrite. - * @param bool $default Optional. The default return value if the module is not found. Default false. + * @param string $mod The module, e.g. mod_rewrite. + * @param bool $default_value Optional. The default return value if the module is not found. Default false. * @return bool Whether the specified module is loaded. */ -function apache_mod_loaded( $mod, $default = false ) { +function apache_mod_loaded( $mod, $default_value = false ) { global $is_apache; if ( ! $is_apache ) { return false; } + $loaded_mods = array(); + if ( function_exists( 'apache_get_modules' ) ) { - $mods = apache_get_modules(); - if ( in_array( $mod, $mods, true ) ) { + $loaded_mods = apache_get_modules(); + + if ( in_array( $mod, $loaded_mods, true ) ) { return true; } - } elseif ( function_exists( 'phpinfo' ) && false === strpos( ini_get( 'disable_functions' ), 'phpinfo' ) ) { - ob_start(); - phpinfo( 8 ); - $phpinfo = ob_get_clean(); - if ( false !== strpos( $phpinfo, $mod ) ) { + } + + if ( empty( $loaded_mods ) + && function_exists( 'phpinfo' ) + && ! str_contains( ini_get( 'disable_functions' ), 'phpinfo' ) + ) { + ob_start(); + phpinfo( INFO_MODULES ); + $phpinfo = ob_get_clean(); + + if ( str_contains( $phpinfo, $mod ) ) { return true; } } - return $default; -} - -/** - * Check if IIS 7+ supports pretty permalinks. + return $default_value; +} + +/** + * Checks if IIS 7+ supports pretty permalinks. * * @since 2.8.0 * @@ -5920,7 +6161,7 @@ * easily update the xml configuration file, hence we just bail out and tell user that * pretty permalinks cannot be used. * - * Next we check if the URL Rewrite Module 1.1 is loaded and enabled for the web site. When + * Next we check if the URL Rewrite Module 1.1 is loaded and enabled for the website. When * URL Rewrite 1.1 is loaded it always sets a server variable called 'IIS_UrlRewriteModule'. * Lastly we make sure that PHP is running via FastCGI. This is important because if it runs * via ISAPI then pretty permalinks will not work. @@ -5950,7 +6191,7 @@ * @since 1.2.0 * * @param string $file File path. - * @param string[] $allowed_files Optional. Array of allowed files. + * @param string[] $allowed_files Optional. Array of allowed files. Default empty array. * @return int 0 means nothing is wrong, greater than 0 means something was wrong. */ function validate_file( $file, $allowed_files = array() ) { @@ -5958,6 +6199,11 @@ return 0; } + // Normalize path for Windows servers. + $file = wp_normalize_path( $file ); + // Normalize path for $allowed_files as well so it's an apples to apples comparison. + $allowed_files = array_map( 'wp_normalize_path', $allowed_files ); + // `../` on its own is not allowed: if ( '../' === $file ) { return 1; @@ -5969,7 +6215,7 @@ } // `../` which does not occur at the end of the path is not allowed: - if ( false !== strpos( $file, '../' ) && '../' !== mb_substr( $file, -3, 3 ) ) { + if ( str_contains( $file, '../' ) && '../' !== mb_substr( $file, -3, 3 ) ) { return 1; } @@ -5987,7 +6233,7 @@ } /** - * Whether to force SSL used for the Administration Screens. + * Determines whether to force SSL used for the Administration Screens. * * @since 2.6.0 * @@ -6007,7 +6253,7 @@ } /** - * Guess the URL for the site. + * Guesses the URL for the site. * * Will remove wp-admin links to retrieve only return URLs not in the wp-admin * directory. @@ -6024,8 +6270,8 @@ $script_filename_dir = dirname( $_SERVER['SCRIPT_FILENAME'] ); // The request is for the admin. - if ( strpos( $_SERVER['REQUEST_URI'], 'wp-admin' ) !== false || strpos( $_SERVER['REQUEST_URI'], 'wp-login.php' ) !== false ) { - $path = preg_replace( '#/(wp-admin/.*|wp-login.php)#i', '', $_SERVER['REQUEST_URI'] ); + if ( str_contains( $_SERVER['REQUEST_URI'], 'wp-admin' ) || str_contains( $_SERVER['REQUEST_URI'], 'wp-login.php' ) ) { + $path = preg_replace( '#/(wp-admin/?.*|wp-login\.php.*)#i', '', $_SERVER['REQUEST_URI'] ); // The request is for a file in ABSPATH. } elseif ( $script_filename_dir . '/' === $abspath_fix ) { @@ -6033,12 +6279,12 @@ $path = preg_replace( '#/[^/]*$#i', '', $_SERVER['PHP_SELF'] ); } else { - if ( false !== strpos( $_SERVER['SCRIPT_FILENAME'], $abspath_fix ) ) { + if ( str_contains( $_SERVER['SCRIPT_FILENAME'], $abspath_fix ) ) { // Request is hitting a file inside ABSPATH. $directory = str_replace( ABSPATH, '', $script_filename_dir ); // Strip off the subdirectory, and any file/query params. $path = preg_replace( '#/' . preg_quote( $directory, '#' ) . '/[^/]*$#i', '', $_SERVER['REQUEST_URI'] ); - } elseif ( false !== strpos( $abspath_fix, $script_filename_dir ) ) { + } elseif ( str_contains( $abspath_fix, $script_filename_dir ) ) { // Request is hitting a file above ABSPATH. $subdirectory = substr( $abspath_fix, strpos( $abspath_fix, $script_filename_dir ) + strlen( $script_filename_dir ) ); // Strip off any file/query params from the path, appending the subdirectory to the installation. @@ -6056,7 +6302,7 @@ } /** - * Temporarily suspend cache additions. + * Temporarily suspends cache additions. * * Stops more data being added to the cache, but still allows cache retrieval. * This is useful for actions, such as imports, when a lot of data would otherwise @@ -6068,7 +6314,8 @@ * @since 3.3.0 * * @param bool $suspend Optional. Suspends additions if true, re-enables them if false. - * @return bool The current suspend setting + * Defaults to not changing the current setting. + * @return bool The current suspend setting. */ function wp_suspend_cache_addition( $suspend = null ) { static $_suspend = false; @@ -6081,7 +6328,7 @@ } /** - * Suspend cache invalidation. + * Suspends cache invalidation. * * Turns cache invalidation on and off. Useful during imports where you don't want to do * invalidations every time a post is inserted. Callers must be sure that what they are @@ -6103,7 +6350,7 @@ } /** - * Determine whether a site is the main site of the current network. + * Determines whether a site is the main site of the current network. * * @since 3.0.0 * @since 4.9.0 The `$network_id` parameter was added. @@ -6151,7 +6398,7 @@ } /** - * Determine whether a network is the main network of the Multisite installation. + * Determines whether a network is the main network of the Multisite installation. * * @since 3.7.0 * @@ -6173,7 +6420,7 @@ } /** - * Get the main network ID. + * Gets the main network ID. * * @since 4.3.0 * @@ -6212,41 +6459,6 @@ } /** - * Determine whether global terms are enabled. - * - * @since 3.0.0 - * - * @return bool True if multisite and global terms enabled. - */ -function global_terms_enabled() { - if ( ! is_multisite() ) { - return false; - } - - static $global_terms = null; - if ( is_null( $global_terms ) ) { - - /** - * Filters whether global terms are enabled. - * - * Returning a non-null value from the filter will effectively short-circuit the function - * and return the value of the 'global_terms_enabled' site option instead. - * - * @since 3.0.0 - * - * @param null $enabled Whether global terms are enabled. - */ - $filter = apply_filters( 'global_terms_enabled', null ); - if ( ! is_null( $filter ) ) { - $global_terms = (bool) $filter; - } else { - $global_terms = (bool) get_site_option( 'global_terms_enabled', false ); - } - } - return $global_terms; -} - -/** * Determines whether site meta is enabled. * * This function checks whether the 'blogmeta' database table exists. The result is saved as @@ -6279,7 +6491,7 @@ } /** - * gmt_offset modification for smart timezone handling. + * Modifies gmt_offset for smart timezone handling. * * Overrides the gmt_offset option if we have a timezone_string available. * @@ -6298,6 +6510,7 @@ if ( false === $timezone_object || false === $datetime_object ) { return false; } + return round( timezone_offset_get( $timezone_object, $datetime_object ) / HOUR_IN_SECONDS, 2 ); } @@ -6315,36 +6528,45 @@ // Don't use translated versions of Etc. if ( 'Etc' === $a['continent'] && 'Etc' === $b['continent'] ) { // Make the order of these more like the old dropdown. - if ( 'GMT+' === substr( $a['city'], 0, 4 ) && 'GMT+' === substr( $b['city'], 0, 4 ) ) { + if ( str_starts_with( $a['city'], 'GMT+' ) && str_starts_with( $b['city'], 'GMT+' ) ) { return -1 * ( strnatcasecmp( $a['city'], $b['city'] ) ); } + if ( 'UTC' === $a['city'] ) { - if ( 'GMT+' === substr( $b['city'], 0, 4 ) ) { + if ( str_starts_with( $b['city'], 'GMT+' ) ) { return 1; } + return -1; } + if ( 'UTC' === $b['city'] ) { - if ( 'GMT+' === substr( $a['city'], 0, 4 ) ) { + if ( str_starts_with( $a['city'], 'GMT+' ) ) { return -1; } + return 1; } + return strnatcasecmp( $a['city'], $b['city'] ); } - if ( $a['t_continent'] == $b['t_continent'] ) { - if ( $a['t_city'] == $b['t_city'] ) { + + if ( $a['t_continent'] === $b['t_continent'] ) { + if ( $a['t_city'] === $b['t_city'] ) { return strnatcasecmp( $a['t_subcity'], $b['t_subcity'] ); } + return strnatcasecmp( $a['t_city'], $b['t_city'] ); } else { // Force Etc to the bottom of the list. if ( 'Etc' === $a['continent'] ) { return 1; } + if ( 'Etc' === $b['continent'] ) { return -1; } + return strnatcasecmp( $a['t_continent'], $b['t_continent'] ); } } @@ -6368,13 +6590,15 @@ if ( ! $mo_loaded || $locale !== $locale_loaded ) { $locale_loaded = $locale ? $locale : get_locale(); $mofile = WP_LANG_DIR . '/continents-cities-' . $locale_loaded . '.mo'; - unload_textdomain( 'continents-cities' ); - load_textdomain( 'continents-cities', $mofile ); + unload_textdomain( 'continents-cities', true ); + load_textdomain( 'continents-cities', $mofile, $locale_loaded ); $mo_loaded = true; } - $zonen = array(); - foreach ( timezone_identifiers_list() as $zone ) { + $tz_identifiers = timezone_identifiers_list(); + $zonen = array(); + + foreach ( $tz_identifiers as $zone ) { $zone = explode( '/', $zone ); if ( ! in_array( $zone[0], $continents, true ) ) { continue; @@ -6409,6 +6633,13 @@ $structure[] = ''; } + // If this is a deprecated, but valid, timezone string, display it at the top of the list as-is. + if ( in_array( $selected_zone, $tz_identifiers, true ) === false + && in_array( $selected_zone, timezone_identifiers_list( DateTimeZone::ALL_WITH_BC ), true ) + ) { + $structure[] = ''; + } + foreach ( $zonen as $key => $zone ) { // Build value in an array to join later. $value = array( $zone['continent'] ); @@ -6542,7 +6773,7 @@ } /** - * Strip close comment and close php tags from file headers used by WP. + * Strips close comment and close php tags from file headers used by WP. * * @since 2.8.0 * @access private @@ -6557,7 +6788,7 @@ } /** - * Permanently delete comments or posts of any type that have held a status + * Permanently deletes comments or posts of any type that have held a status * of 'trash' for the number of days defined in EMPTY_TRASH_DAYS. * * The default value of `EMPTY_TRASH_DAYS` is 30 (days). @@ -6609,7 +6840,7 @@ } /** - * Retrieve metadata from a file. + * Retrieves metadata from a file. * * Searches for metadata in the first 8 KB of a file, such as a plugin or theme. * Each piece of metadata must be on its own line. Fields can not span multiple @@ -6625,7 +6856,7 @@ * @param string $file Absolute path to the file. * @param array $default_headers List of headers, in the format `array( 'HeaderKey' => 'Header Name' )`. * @param string $context Optional. If specified adds filter hook {@see 'extra_$context_headers'}. - * Default empty. + * Default empty string. * @return string[] Array of file header values keyed by header name. */ function get_file_data( $file, $default_headers, $context = '' ) { @@ -6753,7 +6984,7 @@ } /** - * Send a HTTP header to disable content type sniffing in browsers which support it. + * Sends a HTTP header to disable content type sniffing in browsers which support it. * * @since 3.0.0 * @@ -6765,7 +6996,7 @@ } /** - * Return a MySQL expression for selecting the week number based on the start_of_week option. + * Returns a MySQL expression for selecting the week number based on the start_of_week option. * * @ignore * @since 3.0.0 @@ -6791,7 +7022,7 @@ } /** - * Find hierarchy loops using a callback function that maps object IDs to parent IDs. + * Finds hierarchy loops using a callback function that maps object IDs to parent IDs. * * @since 3.1.0 * @access private @@ -6799,8 +7030,8 @@ * @param callable $callback Function that accepts ( ID, $callback_args ) and outputs parent_ID. * @param int $start The ID to start the loop check at. * @param int $start_parent The parent_ID of $start to use instead of calling $callback( $start ). - * Use null to always use $callback - * @param array $callback_args Optional. Additional arguments to send to $callback. + * Use null to always use $callback. + * @param array $callback_args Optional. Additional arguments to send to $callback. Default empty array. * @return array IDs of all members of loop. */ function wp_find_hierarchy_loop( $callback, $start, $start_parent, $callback_args = array() ) { @@ -6815,7 +7046,7 @@ } /** - * Use the "The Tortoise and the Hare" algorithm to detect loops. + * Uses the "The Tortoise and the Hare" algorithm to detect loops. * * For every step of the algorithm, the hare takes two steps and the tortoise one. * If the hare ever laps the tortoise, there must be a loop. @@ -6840,8 +7071,7 @@ $evanescent_hare = $start; $return = array(); - // Set evanescent_hare to one past hare. - // Increment hare two steps. + // Set evanescent_hare to one past hare. Increment hare two steps. while ( $tortoise && @@ -6856,7 +7086,7 @@ } // Tortoise got lapped - must be a loop. - if ( $tortoise == $evanescent_hare || $tortoise == $hare ) { + if ( $tortoise === $evanescent_hare || $tortoise === $hare ) { return $_return_loop ? $return : $tortoise; } @@ -6868,7 +7098,7 @@ } /** - * Send a HTTP header to limit rendering of pages to same origin iframes. + * Sends a HTTP header to limit rendering of pages to same origin iframes. * * @since 3.1.3 * @@ -6879,7 +7109,7 @@ } /** - * Retrieve a list of protocols to allow in HTML attributes. + * Retrieves a list of protocols to allow in HTML attributes. * * @since 3.3.0 * @since 4.3.0 Added 'webcal' to the protocols array. @@ -6940,7 +7170,7 @@ $trace = debug_backtrace( false ); $caller = array(); $check_class = ! is_null( $ignore_class ); - $skip_frames++; // Skip this function. + ++$skip_frames; // Skip this function. if ( ! isset( $truncate_paths ) ) { $truncate_paths = array( @@ -6951,9 +7181,9 @@ foreach ( $trace as $call ) { if ( $skip_frames > 0 ) { - $skip_frames--; + --$skip_frames; } elseif ( isset( $call['class'] ) ) { - if ( $check_class && $ignore_class == $call['class'] ) { + if ( $check_class && $ignore_class === $call['class'] ) { continue; // Filter out calls. } @@ -6977,21 +7207,28 @@ } /** - * Retrieve IDs that are not already present in the cache. + * Retrieves IDs that are not already present in the cache. * * @since 3.4.0 - * @access private - * - * @param int[] $object_ids Array of IDs. - * @param string $cache_key The cache bucket to check against. + * @since 6.1.0 This function is no longer marked as "private". + * + * @param int[] $object_ids Array of IDs. + * @param string $cache_group The cache group to check against. * @return int[] Array of IDs not present in the cache. */ -function _get_non_cached_ids( $object_ids, $cache_key ) { +function _get_non_cached_ids( $object_ids, $cache_group ) { + $object_ids = array_filter( $object_ids, '_validate_cache_id' ); + $object_ids = array_unique( array_map( 'intval', $object_ids ), SORT_NUMERIC ); + + if ( empty( $object_ids ) ) { + return array(); + } + $non_cached_ids = array(); - $cache_values = wp_cache_get_multiple( $object_ids, $cache_key ); + $cache_values = wp_cache_get_multiple( $object_ids, $cache_group ); foreach ( $cache_values as $id => $value ) { - if ( ! $value ) { + if ( false === $value ) { $non_cached_ids[] = (int) $id; } } @@ -7000,7 +7237,35 @@ } /** - * Test if the current device has the capability to upload files. + * Checks whether the given cache ID is either an integer or an integer-like string. + * + * Both `16` and `"16"` are considered valid, other numeric types and numeric strings + * (`16.3` and `"16.3"`) are considered invalid. + * + * @since 6.3.0 + * + * @param mixed $object_id The cache ID to validate. + * @return bool Whether the given $object_id is a valid cache ID. + */ +function _validate_cache_id( $object_id ) { + /* + * filter_var() could be used here, but the `filter` PHP extension + * is considered optional and may not be available. + */ + if ( is_int( $object_id ) + || ( is_string( $object_id ) && (string) (int) $object_id === $object_id ) ) { + return true; + } + + /* translators: %s: The type of the given object ID. */ + $message = sprintf( __( 'Object ID must be an integer, %s given.' ), gettype( $object_id ) ); + _doing_it_wrong( '_get_non_cached_ids', $message, '6.3.0' ); + + return false; +} + +/** + * Tests if the current device has the capability to upload files. * * @since 3.4.0 * @access private @@ -7014,9 +7279,9 @@ $ua = $_SERVER['HTTP_USER_AGENT']; - if ( strpos( $ua, 'iPhone' ) !== false - || strpos( $ua, 'iPad' ) !== false - || strpos( $ua, 'iPod' ) !== false ) { + if ( str_contains( $ua, 'iPhone' ) + || str_contains( $ua, 'iPad' ) + || str_contains( $ua, 'iPod' ) ) { return preg_match( '#OS ([\d_]+) like Mac OS X#', $ua, $version ) && version_compare( $version[1], '6', '>=' ); } @@ -7024,7 +7289,7 @@ } /** - * Test if a given path is a stream URL + * Tests if a given path is a stream URL * * @since 3.5.0 * @@ -7045,7 +7310,7 @@ } /** - * Test if the supplied date is valid for the Gregorian calendar. + * Tests if the supplied date is valid for the Gregorian calendar. * * @since 3.5.0 * @@ -7070,7 +7335,7 @@ } /** - * Load the auth check for monitoring whether the user is still logged in. + * Loads the auth check for monitoring whether the user is still logged in. * * Can be disabled with remove_action( 'admin_enqueue_scripts', 'wp_auth_check_load' ); * @@ -7114,14 +7379,14 @@ } /** - * Output the HTML that shows the wp-login dialog when the user is no longer logged in. + * Outputs the HTML that shows the wp-login dialog when the user is no longer logged in. * * @since 3.6.0 */ function wp_auth_check_html() { $login_url = wp_login_url(); $current_domain = ( is_ssl() ? 'https://' : 'http://' ) . $_SERVER['HTTP_HOST']; - $same_domain = ( strpos( $login_url, $current_domain ) === 0 ); + $same_domain = str_starts_with( $login_url, $current_domain ); /** * Filters whether the authentication check originated at the same domain. @@ -7137,7 +7402,12 @@

- + 'utf-8' ] ); + * + * // Without a given charset, it depends on the site option "blog_charset". + * $is_utf8 = is_utf8_charset(); + * + * @since 6.6.0 + * @since 6.6.1 A wrapper for _is_utf8_charset + * + * @see _is_utf8_charset + * + * @param string|null $blog_charset Optional. Slug representing a text character encoding, or "charset". + * E.g. "UTF-8", "Windows-1252", "ISO-8859-1", "SJIS". + * Default value is to infer from "blog_charset" option. + * @return bool Whether the slug represents the UTF-8 encoding. + */ +function is_utf8_charset( $blog_charset = null ) { + return _is_utf8_charset( $blog_charset ?? get_option( 'blog_charset' ) ); +} + +/** + * Retrieves a canonical form of the provided charset appropriate for passing to PHP * functions such as htmlspecialchars() and charset HTML attributes. * * @since 3.6.0 @@ -7214,17 +7518,27 @@ * * @see https://core.trac.wordpress.org/ticket/23688 * - * @param string $charset A charset name. + * @param string $charset A charset name, e.g. "UTF-8", "Windows-1252", "SJIS". * @return string The canonical form of the charset. */ function _canonical_charset( $charset ) { - if ( 'utf-8' === strtolower( $charset ) || 'utf8' === strtolower( $charset ) ) { - + if ( is_utf8_charset( $charset ) ) { return 'UTF-8'; } - if ( 'iso-8859-1' === strtolower( $charset ) || 'iso8859-1' === strtolower( $charset ) ) { - + /* + * Normalize the ISO-8859-1 family of languages. + * + * This is not required for htmlspecialchars(), as it properly recognizes all of + * the input character sets that here are transformed into "ISO-8859-1". + * + * @todo Should this entire check be removed since it's not required for the stated purpose? + * @todo Should WordPress transform other potential charset equivalents, such as "latin1"? + */ + if ( + ( 0 === strcasecmp( 'iso-8859-1', $charset ) ) || + ( 0 === strcasecmp( 'iso8859-1', $charset ) ) + ) { return 'ISO-8859-1'; } @@ -7232,7 +7546,7 @@ } /** - * Set the mbstring internal encoding to a binary safe encoding when func_overload + * Sets the mbstring internal encoding to a binary safe encoding when func_overload * is enabled. * * When mbstring.func_overload is in use for multi-byte encodings, the results from @@ -7285,7 +7599,7 @@ } /** - * Reset the mbstring internal encoding to a users previously set encoding. + * Resets the mbstring internal encoding to a users previously set encoding. * * @see mbstring_binary_safe_encoding() * @@ -7296,29 +7610,29 @@ } /** - * Filter/validate a variable as a boolean. - * - * Alternative to `filter_var( $var, FILTER_VALIDATE_BOOLEAN )`. + * Filters/validates a variable as a boolean. + * + * Alternative to `filter_var( $value, FILTER_VALIDATE_BOOLEAN )`. * * @since 4.0.0 * - * @param mixed $var Boolean value to validate. + * @param mixed $value Boolean value to validate. * @return bool Whether the value is validated. */ -function wp_validate_boolean( $var ) { - if ( is_bool( $var ) ) { - return $var; - } - - if ( is_string( $var ) && 'false' === strtolower( $var ) ) { +function wp_validate_boolean( $value ) { + if ( is_bool( $value ) ) { + return $value; + } + + if ( is_string( $value ) && 'false' === strtolower( $value ) ) { return false; } - return (bool) $var; -} - -/** - * Delete a file + return (bool) $value; +} + +/** + * Deletes a file. * * @since 4.2.0 * @@ -7364,7 +7678,7 @@ $real_directory = wp_normalize_path( $real_directory ); } - if ( false === $real_file || false === $real_directory || strpos( $real_file, trailingslashit( $real_directory ) ) !== 0 ) { + if ( false === $real_file || false === $real_directory || ! str_starts_with( $real_file, trailingslashit( $real_directory ) ) ) { return false; } @@ -7374,7 +7688,7 @@ } /** - * Outputs a small JS snippet on preview tabs/windows to remove `window.name` on unload. + * Outputs a small JS snippet on preview tabs/windows to remove `window.name` when a user is navigating to another page. * * This prevents reusing the same tab for a preview when the user has navigated away. * @@ -7392,6 +7706,7 @@ // Has to match the window name used in post_submit_meta_box(). $name = 'wp-preview-' . (int) $post->ID; + ob_start(); ?> `. - * @param string $after Markup to output after the annotation. Default `

`. - */ -function wp_update_php_annotation( $before = '

', $after = '

' ) { + * @since 6.4.0 Added the `$display` parameter. + * + * @param string $before Markup to output before the annotation. Default `

`. + * @param string $after Markup to output after the annotation. Default `

`. + * @param bool $display Whether to echo or return the markup. Default `true` for echo. + * + * @return string|void + */ +function wp_update_php_annotation( $before = '

', $after = '

', $display = true ) { $annotation = wp_get_update_php_annotation(); if ( $annotation ) { - echo $before . $annotation . $after; + if ( $display ) { + echo $before . $annotation . $after; + } else { + return $before . $annotation . $after; + } } } @@ -8080,7 +8483,7 @@ } /** - * Display a button directly linking to a PHP update process. + * Displays a button directly linking to a PHP update process. * * This provides hosts with a way for users to be sent directly to their PHP update process. * @@ -8097,10 +8500,10 @@ echo '

'; printf( - '%2$s %3$s', + '%2$s %3$s', esc_url( $direct_update_url ), __( 'Update PHP' ), - /* translators: Accessibility text. */ + /* translators: Hidden accessibility text. */ __( '(opens in a new tab)' ) ); echo '

'; @@ -8158,7 +8561,7 @@ */ function wp_get_default_update_https_url() { /* translators: Documentation explaining HTTPS and why it should be used. */ - return __( 'https://wordpress.org/support/article/why-should-i-use-https/' ); + return __( 'https://developer.wordpress.org/advanced-administration/security/https/' ); } /** @@ -8192,7 +8595,7 @@ } /** - * Get the size of a directory. + * Gets the size of a directory. * * A helper function that is used primarily to check whether * a blog has exceeded its allowed upload space. @@ -8207,8 +8610,10 @@ */ function get_dirsize( $directory, $max_execution_time = null ) { - // Exclude individual site directories from the total when checking the main site of a network, - // as they are subdirectories and should not be counted. + /* + * Exclude individual site directories from the total when checking the main site of a network, + * as they are subdirectories and should not be counted. + */ if ( is_multisite() && is_main_site() ) { $size = recurse_dirsize( $directory, $directory . '/sites', $max_execution_time ); } else { @@ -8219,7 +8624,7 @@ } /** - * Get the size of a directory recursively. + * Gets the size of a directory recursively. * * Used by get_dirsize() to get a directory size when it contains other directories. * @@ -8231,11 +8636,13 @@ * @param string $directory Full path of a directory. * @param string|string[] $exclude Optional. Full path of a subdirectory to exclude from the total, * or array of paths. Expected without trailing slash(es). + * Default null. * @param int $max_execution_time Optional. Maximum time to run before giving up. In seconds. * The timeout is global and is measured from the moment - * WordPress started to load. + * WordPress started to load. Defaults to the value of + * `max_execution_time` PHP setting. * @param array $directory_cache Optional. Array of cached directory paths. - * + * Defaults to the value of `dirsize_cache` transient. * @return int|false|null Size in bytes if a valid directory. False if not. Null if timeout. */ function recurse_dirsize( $directory, $exclude = null, $max_execution_time = null, &$directory_cache = null ) { @@ -8332,7 +8739,8 @@ // Only write the transient on the top level call and not on recursive calls. if ( $save_cache ) { - set_transient( 'dirsize_cache', $directory_cache ); + $expiration = ( wp_using_ext_object_cache() ) ? 0 : 10 * YEAR_IN_SECONDS; + set_transient( 'dirsize_cache', $directory_cache, $expiration ); } return $size; @@ -8350,7 +8758,8 @@ */ function clean_dirsize_cache( $path ) { if ( ! is_string( $path ) || empty( $path ) ) { - trigger_error( + wp_trigger_error( + '', sprintf( /* translators: 1: Function name, 2: A variable type, like "boolean" or "integer". */ __( '%1$s only accepts a non-empty path string, received %2$s.' ), @@ -8367,12 +8776,13 @@ return; } + $expiration = ( wp_using_ext_object_cache() ) ? 0 : 10 * YEAR_IN_SECONDS; if ( - strpos( $path, '/' ) === false && - strpos( $path, '\\' ) === false + ! str_contains( $path, '/' ) && + ! str_contains( $path, '\\' ) ) { unset( $directory_cache[ $path ] ); - set_transient( 'dirsize_cache', $directory_cache ); + set_transient( 'dirsize_cache', $directory_cache, $expiration ); return; } @@ -8391,7 +8801,7 @@ unset( $directory_cache[ $path ] ); } - set_transient( 'dirsize_cache', $directory_cache ); + set_transient( 'dirsize_cache', $directory_cache, $expiration ); } /** @@ -8410,6 +8820,14 @@ // Strip off any -alpha, -RC, -beta, -src suffixes. list( $version ) = explode( '-', $wp_version ); + if ( is_string( $required ) ) { + $trimmed = trim( $required ); + + if ( substr_count( $trimmed, '.' ) > 1 && str_ends_with( $trimmed, '.0' ) ) { + $required = substr( $trimmed, 0, -2 ); + } + } + return empty( $required ) || version_compare( $version, $required, '>=' ); } @@ -8422,7 +8840,7 @@ * @return bool True if required version is compatible or empty, false if not. */ function is_php_version_compatible( $required ) { - return empty( $required ) || version_compare( phpversion(), $required, '>=' ); + return empty( $required ) || version_compare( PHP_VERSION, $required, '>=' ); } /** @@ -8434,7 +8852,7 @@ * * @param int|float $expected The expected value. * @param int|float $actual The actual number. - * @param int|float $precision The allowed variation. + * @param int|float $precision Optional. The allowed variation. Default 1. * @return bool Whether the numbers match within the specified precision. */ function wp_fuzzy_number_match( $expected, $actual, $precision = 1 ) { @@ -8442,19 +8860,146 @@ } /** - * Sorts the keys of an array alphabetically. - * The array is passed by reference so it doesn't get returned - * which mimics the behaviour of ksort. - * - * @since 6.0.0 - * - * @param array $array The array to sort, passed by reference. - */ -function wp_recursive_ksort( &$array ) { - foreach ( $array as &$value ) { - if ( is_array( $value ) ) { - wp_recursive_ksort( $value ); - } - } - ksort( $array ); -} + * Creates and returns the markup for an admin notice. + * + * @since 6.4.0 + * + * @param string $message The message. + * @param array $args { + * Optional. An array of arguments for the admin notice. Default empty array. + * + * @type string $type Optional. The type of admin notice. + * For example, 'error', 'success', 'warning', 'info'. + * Default empty string. + * @type bool $dismissible Optional. Whether the admin notice is dismissible. Default false. + * @type string $id Optional. The value of the admin notice's ID attribute. Default empty string. + * @type string[] $additional_classes Optional. A string array of class names. Default empty array. + * @type string[] $attributes Optional. Additional attributes for the notice div. Default empty array. + * @type bool $paragraph_wrap Optional. Whether to wrap the message in paragraph tags. Default true. + * } + * @return string The markup for an admin notice. + */ +function wp_get_admin_notice( $message, $args = array() ) { + $defaults = array( + 'type' => '', + 'dismissible' => false, + 'id' => '', + 'additional_classes' => array(), + 'attributes' => array(), + 'paragraph_wrap' => true, + ); + + $args = wp_parse_args( $args, $defaults ); + + /** + * Filters the arguments for an admin notice. + * + * @since 6.4.0 + * + * @param array $args The arguments for the admin notice. + * @param string $message The message for the admin notice. + */ + $args = apply_filters( 'wp_admin_notice_args', $args, $message ); + $id = ''; + $classes = 'notice'; + $attributes = ''; + + if ( is_string( $args['id'] ) ) { + $trimmed_id = trim( $args['id'] ); + + if ( '' !== $trimmed_id ) { + $id = 'id="' . $trimmed_id . '" '; + } + } + + if ( is_string( $args['type'] ) ) { + $type = trim( $args['type'] ); + + if ( str_contains( $type, ' ' ) ) { + _doing_it_wrong( + __FUNCTION__, + sprintf( + /* translators: %s: The "type" key. */ + __( 'The %s key must be a string without spaces.' ), + 'type' + ), + '6.4.0' + ); + } + + if ( '' !== $type ) { + $classes .= ' notice-' . $type; + } + } + + if ( true === $args['dismissible'] ) { + $classes .= ' is-dismissible'; + } + + if ( is_array( $args['additional_classes'] ) && ! empty( $args['additional_classes'] ) ) { + $classes .= ' ' . implode( ' ', $args['additional_classes'] ); + } + + if ( is_array( $args['attributes'] ) && ! empty( $args['attributes'] ) ) { + $attributes = ''; + foreach ( $args['attributes'] as $attr => $val ) { + if ( is_bool( $val ) ) { + $attributes .= $val ? ' ' . $attr : ''; + } elseif ( is_int( $attr ) ) { + $attributes .= ' ' . esc_attr( trim( $val ) ); + } elseif ( $val ) { + $attributes .= ' ' . $attr . '="' . esc_attr( trim( $val ) ) . '"'; + } + } + } + + if ( false !== $args['paragraph_wrap'] ) { + $message = "

$message

"; + } + + $markup = sprintf( '
%4$s
', $id, $classes, $attributes, $message ); + + /** + * Filters the markup for an admin notice. + * + * @since 6.4.0 + * + * @param string $markup The HTML markup for the admin notice. + * @param string $message The message for the admin notice. + * @param array $args The arguments for the admin notice. + */ + return apply_filters( 'wp_admin_notice_markup', $markup, $message, $args ); +} + +/** + * Outputs an admin notice. + * + * @since 6.4.0 + * + * @param string $message The message to output. + * @param array $args { + * Optional. An array of arguments for the admin notice. Default empty array. + * + * @type string $type Optional. The type of admin notice. + * For example, 'error', 'success', 'warning', 'info'. + * Default empty string. + * @type bool $dismissible Optional. Whether the admin notice is dismissible. Default false. + * @type string $id Optional. The value of the admin notice's ID attribute. Default empty string. + * @type string[] $additional_classes Optional. A string array of class names. Default empty array. + * @type string[] $attributes Optional. Additional attributes for the notice div. Default empty array. + * @type bool $paragraph_wrap Optional. Whether to wrap the message in paragraph tags. Default true. + * } + */ +function wp_admin_notice( $message, $args = array() ) { + /** + * Fires before an admin notice is output. + * + * @since 6.4.0 + * + * @param string $message The message for the admin notice. + * @param array $args The arguments for the admin notice. + */ + do_action( 'wp_admin_notice', $message, $args ); + + echo wp_kses_post( wp_get_admin_notice( $message, $args ) ); +}