X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/699231ae09f7057a4d0000cdf32e50a3df6a04ca..7f1521bf193b382565eb753043c161f4cb3fcda7:/wp-includes/compat.php diff --git a/wp-includes/compat.php b/wp-includes/compat.php index 4edf33b0..43667053 100644 --- a/wp-includes/compat.php +++ b/wp-includes/compat.php @@ -1,59 +1,53 @@ $v ) { - if ( $urlencode) - $k = urlencode($k); - if ( is_int($k) && $prefix != null ) - $k = $prefix.$k; - if ( !empty($key) ) - $k = $key . '%5B' . $k . '%5D'; - if ( $v === NULL ) - continue; - elseif ( $v === FALSE ) - $v = '0'; - - if ( is_array($v) || is_object($v) ) - array_push($ret,_http_build_query($v, '', $sep, $k, $urlencode)); - elseif ( $urlencode ) - array_push($ret, $k.'='.urlencode($v)); - else - array_push($ret, $k.'='.$v); +if ( ! function_exists( 'mb_substr' ) ) : + function mb_substr( $str, $start, $length = null, $encoding = null ) { + return _mb_substr( $str, $start, $length, $encoding ); } +endif; - if ( NULL === $sep ) - $sep = ini_get('arg_separator.output'); - - return implode($sep, $ret); +function _mb_substr( $str, $start, $length = null, $encoding = null ) { + // The solution below works only for UTF-8, + // so in case of a different charset just use built-in substr() + $charset = get_option( 'blog_charset' ); + if ( ! in_array( $charset, array( 'utf8', 'utf-8', 'UTF8', 'UTF-8' ) ) ) { + return is_null( $length ) ? substr( $str, $start ) : substr( $str, $start, $length ); + } + // Use the regex unicode support to separate the UTF-8 characters into an array + preg_match_all( '/./us', $str, $match ); + $chars = is_null( $length ) ? array_slice( $match[0], $start ) : array_slice( $match[0], $start, $length ); + return implode( '', $chars ); } -if ( !function_exists('_') ) { - function _($string) { - return $string; +if ( ! function_exists( 'mb_strlen' ) ) : + function mb_strlen( $str, $encoding = null ) { + return _mb_strlen( $str, $encoding ); } -} +endif; -if (!function_exists('stripos')) { - function stripos($haystack, $needle, $offset = 0) { - return strpos(strtolower($haystack), strtolower($needle), $offset); +function _mb_strlen( $str, $encoding = null ) { + // The solution below works only for UTF-8, + // so in case of a different charset just use built-in strlen() + $charset = get_option( 'blog_charset' ); + if ( ! in_array( $charset, array( 'utf8', 'utf-8', 'UTF8', 'UTF-8' ) ) ) { + return strlen( $str ); } + // Use the regex unicode support to separate the UTF-8 characters into an array + preg_match_all( '/./us', $str, $match ); + return count( $match[0] ); } if ( !function_exists('hash_hmac') ): @@ -85,50 +79,11 @@ function _hash_hmac($algo, $data, $key, $raw_output = false) { return $hmac; } -if ( !function_exists('mb_substr') ): - function mb_substr( $str, $start, $length=null, $encoding=null ) { - return _mb_substr($str, $start, $length, $encoding); - } -endif; - -function _mb_substr( $str, $start, $length=null, $encoding=null ) { - // the solution below, works only for utf-8, so in case of a different - // charset, just use built-in substr - $charset = get_option( 'blog_charset' ); - if ( !in_array( $charset, array('utf8', 'utf-8', 'UTF8', 'UTF-8') ) ) { - return is_null( $length )? substr( $str, $start ) : substr( $str, $start, $length); - } - // use the regex unicode support to separate the UTF-8 characters into an array - preg_match_all( '/./us', $str, $match ); - $chars = is_null( $length )? array_slice( $match[0], $start ) : array_slice( $match[0], $start, $length ); - return implode( '', $chars ); -} - -if ( !function_exists( 'htmlspecialchars_decode' ) ) { - // Added in PHP 5.1.0 - // Error checks from PEAR::PHP_Compat - function htmlspecialchars_decode( $string, $quote_style = ENT_COMPAT ) - { - if ( !is_scalar( $string ) ) { - trigger_error( 'htmlspecialchars_decode() expects parameter 1 to be string, ' . gettype( $string ) . ' given', E_USER_WARNING ); - return; - } - - if ( !is_int( $quote_style ) && $quote_style !== null ) { - trigger_error( 'htmlspecialchars_decode() expects parameter 2 to be integer, ' . gettype( $quote_style ) . ' given', E_USER_WARNING ); - return; - } - - return wp_specialchars_decode( $string, $quote_style ); - } -} - -// For PHP < 5.2.0 if ( !function_exists('json_encode') ) { function json_encode( $string ) { global $wp_json; - if ( !is_a($wp_json, 'Services_JSON') ) { + if ( ! ( $wp_json instanceof Services_JSON ) ) { require_once( ABSPATH . WPINC . '/class-json.php' ); $wp_json = new Services_JSON(); } @@ -141,7 +96,7 @@ if ( !function_exists('json_decode') ) { function json_decode( $string, $assoc_array = false ) { global $wp_json; - if ( !is_a($wp_json, 'Services_JSON') ) { + if ( ! ($wp_json instanceof Services_JSON ) ) { require_once( ABSPATH . WPINC . '/class-json.php' ); $wp_json = new Services_JSON(); } @@ -158,13 +113,37 @@ if ( !function_exists('json_decode') ) { } } -// pathinfo that fills 'filename' without extension like in PHP 5.2+ -function pathinfo52($path) { - $parts = pathinfo($path); - if ( !isset($parts['filename']) ) { - $parts['filename'] = substr( $parts['basename'], 0, strrpos($parts['basename'], '.') ); - if ( empty($parts['filename']) ) // there's no extension - $parts['filename'] = $parts['basename']; +if ( ! function_exists( 'hash_equals' ) ) : +/** + * Compare two strings in constant time. + * + * This function was added in PHP 5.6. + * It can leak the length of a string. + * + * @since 3.9.2 + * + * @param string $a Expected string. + * @param string $b Actual string. + * @return bool Whether strings are equal. + */ +function hash_equals( $a, $b ) { + $a_length = strlen( $a ); + if ( $a_length !== strlen( $b ) ) { + return false; + } + $result = 0; + + // Do not attempt to "optimize" this. + for ( $i = 0; $i < $a_length; $i++ ) { + $result |= ord( $a[ $i ] ) ^ ord( $b[ $i ] ); } - return $parts; + + return $result === 0; +} +endif; + +// JSON_PRETTY_PRINT was introduced in PHP 5.4 +// Defined here to prevent a notice when using it with wp_json_encode() +if ( ! defined( 'JSON_PRETTY_PRINT' ) ) { + define( 'JSON_PRETTY_PRINT', 128 ); }