Syntax Syntax
Source Source
File: wp-includes/pomo/streams.php
class POMO_Reader { var $endian = 'little'; var $_post = ''; /** * PHP5 constructor. */ function __construct() { $this->is_overloaded = ( ( ini_get( 'mbstring.func_overload' ) & 2 ) != 0 ) && function_exists( 'mb_substr' ); // phpcs:ignore PHPCompatibility.IniDirectives.RemovedIniDirectives.mbstring_func_overloadDeprecated $this->_pos = 0; } /** * PHP4 constructor. * * @deprecated 5.4.0 Use __construct() instead. * * @see POMO_Reader::__construct() */ public function POMO_Reader() { _deprecated_constructor( self::class, '5.4.0', static::class ); self::__construct(); } /** * Sets the endianness of the file. * * @param string $endian Set the endianness of the file. Accepts 'big', or 'little'. */ function setEndian( $endian ) { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName.MethodNameInvalid $this->endian = $endian; } /** * Reads a 32bit Integer from the Stream * * @return mixed The integer, corresponding to the next 32 bits from * the stream of false if there are not enough bytes or on error */ function readint32() { $bytes = $this->read( 4 ); if ( 4 != $this->strlen( $bytes ) ) { return false; } $endian_letter = ( 'big' === $this->endian ) ? 'N' : 'V'; $int = unpack( $endian_letter, $bytes ); return reset( $int ); } /** * Reads an array of 32-bit Integers from the Stream * * @param integer $count How many elements should be read * @return mixed Array of integers or false if there isn't * enough data or on error */ function readint32array( $count ) { $bytes = $this->read( 4 * $count ); if ( 4 * $count != $this->strlen( $bytes ) ) { return false; } $endian_letter = ( 'big' === $this->endian ) ? 'N' : 'V'; return unpack( $endian_letter . $count, $bytes ); } /** * @param string $string * @param int $start * @param int $length * @return string */ function substr( $string, $start, $length ) { if ( $this->is_overloaded ) { return mb_substr( $string, $start, $length, 'ascii' ); } else { return substr( $string, $start, $length ); } } /** * @param string $string * @return int */ function strlen( $string ) { if ( $this->is_overloaded ) { return mb_strlen( $string, 'ascii' ); } else { return strlen( $string ); } } /** * @param string $string * @param int $chunk_size * @return array */ function str_split( $string, $chunk_size ) { if ( ! function_exists( 'str_split' ) ) { $length = $this->strlen( $string ); $out = array(); for ( $i = 0; $i < $length; $i += $chunk_size ) { $out[] = $this->substr( $string, $i, $chunk_size ); } return $out; } else { return str_split( $string, $chunk_size ); } } /** * @return int */ function pos() { return $this->_pos; } /** * @return true */ function is_resource() { return true; } /** * @return true */ function close() { return true; } }