?po.php000064400000035775147327303730005725 0ustar00headers as $header => $value ) { $header_string .= "$header: $value\n"; } $poified = PO::poify( $header_string ); if ( $this->comments_before_headers ) { $before_headers = $this->prepend_each_line( rtrim( $this->comments_before_headers ) . "\n", '# ' ); } else { $before_headers = ''; } return rtrim( "{$before_headers}msgid \"\"\nmsgstr $poified" ); } /** * Exports all entries to PO format * * @return string sequence of msgid/msgstr PO strings, doesn't contain a newline at the end */ public function export_entries() { // TODO: Sorting. return implode( "\n\n", array_map( array( 'PO', 'export_entry' ), $this->entries ) ); } /** * Exports the whole PO file as a string * * @param bool $include_headers whether to include the headers in the export * @return string ready for inclusion in PO file string for headers and all the entries */ public function export( $include_headers = true ) { $res = ''; if ( $include_headers ) { $res .= $this->export_headers(); $res .= "\n\n"; } $res .= $this->export_entries(); return $res; } /** * Same as {@link export}, but writes the result to a file * * @param string $filename Where to write the PO string. * @param bool $include_headers Whether to include the headers in the export. * @return bool true on success, false on error */ public function export_to_file( $filename, $include_headers = true ) { $fh = fopen( $filename, 'w' ); if ( false === $fh ) { return false; } $export = $this->export( $include_headers ); $res = fwrite( $fh, $export ); if ( false === $res ) { return false; } return fclose( $fh ); } /** * Text to include as a comment before the start of the PO contents * * Doesn't need to include # in the beginning of lines, these are added automatically * * @param string $text Text to include as a comment. */ public function set_comment_before_headers( $text ) { $this->comments_before_headers = $text; } /** * Formats a string in PO-style * * @param string $input_string the string to format * @return string the poified string */ public static function poify( $input_string ) { $quote = '"'; $slash = '\\'; $newline = "\n"; $replaces = array( "$slash" => "$slash$slash", "$quote" => "$slash$quote", "\t" => '\t', ); $input_string = str_replace( array_keys( $replaces ), array_values( $replaces ), $input_string ); $po = $quote . implode( "{$slash}n{$quote}{$newline}{$quote}", explode( $newline, $input_string ) ) . $quote; // Add empty string on first line for readability. if ( str_contains( $input_string, $newline ) && ( substr_count( $input_string, $newline ) > 1 || substr( $input_string, -strlen( $newline ) ) !== $newline ) ) { $po = "$quote$quote$newline$po"; } // Remove empty strings. $po = str_replace( "$newline$quote$quote", '', $po ); return $po; } /** * Gives back the original string from a PO-formatted string * * @param string $input_string PO-formatted string * @return string unescaped string */ public static function unpoify( $input_string ) { $escapes = array( 't' => "\t", 'n' => "\n", 'r' => "\r", '\\' => '\\', ); $lines = array_map( 'trim', explode( "\n", $input_string ) ); $lines = array_map( array( 'PO', 'trim_quotes' ), $lines ); $unpoified = ''; $previous_is_backslash = false; foreach ( $lines as $line ) { preg_match_all( '/./u', $line, $chars ); $chars = $chars[0]; foreach ( $chars as $char ) { if ( ! $previous_is_backslash ) { if ( '\\' === $char ) { $previous_is_backslash = true; } else { $unpoified .= $char; } } else { $previous_is_backslash = false; $unpoified .= isset( $escapes[ $char ] ) ? $escapes[ $char ] : $char; } } } // Standardize the line endings on imported content, technically PO files shouldn't contain \r. $unpoified = str_replace( array( "\r\n", "\r" ), "\n", $unpoified ); return $unpoified; } /** * Inserts $with in the beginning of every new line of $input_string and * returns the modified string * * @param string $input_string prepend lines in this string * @param string $with prepend lines with this string */ public static function prepend_each_line( $input_string, $with ) { $lines = explode( "\n", $input_string ); $append = ''; if ( "\n" === substr( $input_string, -1 ) && '' === end( $lines ) ) { /* * Last line might be empty because $input_string was terminated * with a newline, remove it from the $lines array, * we'll restore state by re-terminating the string at the end. */ array_pop( $lines ); $append = "\n"; } foreach ( $lines as &$line ) { $line = $with . $line; } unset( $line ); return implode( "\n", $lines ) . $append; } /** * Prepare a text as a comment -- wraps the lines and prepends # * and a special character to each line * * @access private * @param string $text the comment text * @param string $char character to denote a special PO comment, * like :, default is a space */ public static function comment_block( $text, $char = ' ' ) { $text = wordwrap( $text, PO_MAX_LINE_LEN - 3 ); return PO::prepend_each_line( $text, "#$char " ); } /** * Builds a string from the entry for inclusion in PO file * * @param Translation_Entry $entry the entry to convert to po string. * @return string|false PO-style formatted string for the entry or * false if the entry is empty */ public static function export_entry( $entry ) { if ( null === $entry->singular || '' === $entry->singular ) { return false; } $po = array(); if ( ! empty( $entry->translator_comments ) ) { $po[] = PO::comment_block( $entry->translator_comments ); } if ( ! empty( $entry->extracted_comments ) ) { $po[] = PO::comment_block( $entry->extracted_comments, '.' ); } if ( ! empty( $entry->references ) ) { $po[] = PO::comment_block( implode( ' ', $entry->references ), ':' ); } if ( ! empty( $entry->flags ) ) { $po[] = PO::comment_block( implode( ', ', $entry->flags ), ',' ); } if ( $entry->context ) { $po[] = 'msgctxt ' . PO::poify( $entry->context ); } $po[] = 'msgid ' . PO::poify( $entry->singular ); if ( ! $entry->is_plural ) { $translation = empty( $entry->translations ) ? '' : $entry->translations[0]; $translation = PO::match_begin_and_end_newlines( $translation, $entry->singular ); $po[] = 'msgstr ' . PO::poify( $translation ); } else { $po[] = 'msgid_plural ' . PO::poify( $entry->plural ); $translations = empty( $entry->translations ) ? array( '', '' ) : $entry->translations; foreach ( $translations as $i => $translation ) { $translation = PO::match_begin_and_end_newlines( $translation, $entry->plural ); $po[] = "msgstr[$i] " . PO::poify( $translation ); } } return implode( "\n", $po ); } public static function match_begin_and_end_newlines( $translation, $original ) { if ( '' === $translation ) { return $translation; } $original_begin = "\n" === substr( $original, 0, 1 ); $original_end = "\n" === substr( $original, -1 ); $translation_begin = "\n" === substr( $translation, 0, 1 ); $translation_end = "\n" === substr( $translation, -1 ); if ( $original_begin ) { if ( ! $translation_begin ) { $translation = "\n" . $translation; } } elseif ( $translation_begin ) { $translation = ltrim( $translation, "\n" ); } if ( $original_end ) { if ( ! $translation_end ) { $translation .= "\n"; } } elseif ( $translation_end ) { $translation = rtrim( $translation, "\n" ); } return $translation; } /** * @param string $filename * @return bool */ public function import_from_file( $filename ) { $f = fopen( $filename, 'r' ); if ( ! $f ) { return false; } $lineno = 0; while ( true ) { $res = $this->read_entry( $f, $lineno ); if ( ! $res ) { break; } if ( '' === $res['entry']->singular ) { $this->set_headers( $this->make_headers( $res['entry']->translations[0] ) ); } else { $this->add_entry( $res['entry'] ); } } PO::read_line( $f, 'clear' ); if ( false === $res ) { return false; } if ( ! $this->headers && ! $this->entries ) { return false; } return true; } /** * Helper function for read_entry * * @param string $context * @return bool */ protected static function is_final( $context ) { return ( 'msgstr' === $context ) || ( 'msgstr_plural' === $context ); } /** * @param resource $f * @param int $lineno * @return null|false|array */ public function read_entry( $f, $lineno = 0 ) { $entry = new Translation_Entry(); // Where were we in the last step. // Can be: comment, msgctxt, msgid, msgid_plural, msgstr, msgstr_plural. $context = ''; $msgstr_index = 0; while ( true ) { ++$lineno; $line = PO::read_line( $f ); if ( ! $line ) { if ( feof( $f ) ) { if ( self::is_final( $context ) ) { break; } elseif ( ! $context ) { // We haven't read a line and EOF came. return null; } else { return false; } } else { return false; } } if ( "\n" === $line ) { continue; } $line = trim( $line ); if ( preg_match( '/^#/', $line, $m ) ) { // The comment is the start of a new entry. if ( self::is_final( $context ) ) { PO::read_line( $f, 'put-back' ); --$lineno; break; } // Comments have to be at the beginning. if ( $context && 'comment' !== $context ) { return false; } // Add comment. $this->add_comment_to_entry( $entry, $line ); } elseif ( preg_match( '/^msgctxt\s+(".*")/', $line, $m ) ) { if ( self::is_final( $context ) ) { PO::read_line( $f, 'put-back' ); --$lineno; break; } if ( $context && 'comment' !== $context ) { return false; } $context = 'msgctxt'; $entry->context .= PO::unpoify( $m[1] ); } elseif ( preg_match( '/^msgid\s+(".*")/', $line, $m ) ) { if ( self::is_final( $context ) ) { PO::read_line( $f, 'put-back' ); --$lineno; break; } if ( $context && 'msgctxt' !== $context && 'comment' !== $context ) { return false; } $context = 'msgid'; $entry->singular .= PO::unpoify( $m[1] ); } elseif ( preg_match( '/^msgid_plural\s+(".*")/', $line, $m ) ) { if ( 'msgid' !== $context ) { return false; } $context = 'msgid_plural'; $entry->is_plural = true; $entry->plural .= PO::unpoify( $m[1] ); } elseif ( preg_match( '/^msgstr\s+(".*")/', $line, $m ) ) { if ( 'msgid' !== $context ) { return false; } $context = 'msgstr'; $entry->translations = array( PO::unpoify( $m[1] ) ); } elseif ( preg_match( '/^msgstr\[(\d+)\]\s+(".*")/', $line, $m ) ) { if ( 'msgid_plural' !== $context && 'msgstr_plural' !== $context ) { return false; } $context = 'msgstr_plural'; $msgstr_index = $m[1]; $entry->translations[ $m[1] ] = PO::unpoify( $m[2] ); } elseif ( preg_match( '/^".*"$/', $line ) ) { $unpoified = PO::unpoify( $line ); switch ( $context ) { case 'msgid': $entry->singular .= $unpoified; break; case 'msgctxt': $entry->context .= $unpoified; break; case 'msgid_plural': $entry->plural .= $unpoified; break; case 'msgstr': $entry->translations[0] .= $unpoified; break; case 'msgstr_plural': $entry->translations[ $msgstr_index ] .= $unpoified; break; default: return false; } } else { return false; } } $have_translations = false; foreach ( $entry->translations as $t ) { if ( $t || ( '0' === $t ) ) { $have_translations = true; break; } } if ( false === $have_translations ) { $entry->translations = array(); } return array( 'entry' => $entry, 'lineno' => $lineno, ); } /** * @param resource $f * @param string $action * @return bool */ public function read_line( $f, $action = 'read' ) { static $last_line = ''; static $use_last_line = false; if ( 'clear' === $action ) { $last_line = ''; return true; } if ( 'put-back' === $action ) { $use_last_line = true; return true; } $line = $use_last_line ? $last_line : fgets( $f ); $line = ( "\r\n" === substr( $line, -2 ) ) ? rtrim( $line, "\r\n" ) . "\n" : $line; $last_line = $line; $use_last_line = false; return $line; } /** * @param Translation_Entry $entry * @param string $po_comment_line */ public function add_comment_to_entry( &$entry, $po_comment_line ) { $first_two = substr( $po_comment_line, 0, 2 ); $comment = trim( substr( $po_comment_line, 2 ) ); if ( '#:' === $first_two ) { $entry->references = array_merge( $entry->references, preg_split( '/\s+/', $comment ) ); } elseif ( '#.' === $first_two ) { $entry->extracted_comments = trim( $entry->extracted_comments . "\n" . $comment ); } elseif ( '#,' === $first_two ) { $entry->flags = array_merge( $entry->flags, preg_split( '/,\s*/', $comment ) ); } else { $entry->translator_comments = trim( $entry->translator_comments . "\n" . $comment ); } } /** * @param string $s * @return string */ public static function trim_quotes( $s ) { if ( str_starts_with( $s, '"' ) ) { $s = substr( $s, 1 ); } if ( str_ends_with( $s, '"' ) ) { $s = substr( $s, 0, -1 ); } return $s; } } endif; mo.php000064400000022503147327303730005703 0ustar00filename; } /** * Fills up with the entries from MO file $filename * * @param string $filename MO file to load * @return bool True if the import from file was successful, otherwise false. */ public function import_from_file( $filename ) { $reader = new POMO_FileReader( $filename ); if ( ! $reader->is_resource() ) { return false; } $this->filename = (string) $filename; return $this->import_from_reader( $reader ); } /** * @param string $filename * @return bool */ public function export_to_file( $filename ) { $fh = fopen( $filename, 'wb' ); if ( ! $fh ) { return false; } $res = $this->export_to_file_handle( $fh ); fclose( $fh ); return $res; } /** * @return string|false */ public function export() { $tmp_fh = fopen( 'php://temp', 'r+' ); if ( ! $tmp_fh ) { return false; } $this->export_to_file_handle( $tmp_fh ); rewind( $tmp_fh ); return stream_get_contents( $tmp_fh ); } /** * @param Translation_Entry $entry * @return bool */ public function is_entry_good_for_export( $entry ) { if ( empty( $entry->translations ) ) { return false; } if ( ! array_filter( $entry->translations ) ) { return false; } return true; } /** * @param resource $fh * @return true */ public function export_to_file_handle( $fh ) { $entries = array_filter( $this->entries, array( $this, 'is_entry_good_for_export' ) ); ksort( $entries ); $magic = 0x950412de; $revision = 0; $total = count( $entries ) + 1; // All the headers are one entry. $originals_lengths_addr = 28; $translations_lengths_addr = $originals_lengths_addr + 8 * $total; $size_of_hash = 0; $hash_addr = $translations_lengths_addr + 8 * $total; $current_addr = $hash_addr; fwrite( $fh, pack( 'V*', $magic, $revision, $total, $originals_lengths_addr, $translations_lengths_addr, $size_of_hash, $hash_addr ) ); fseek( $fh, $originals_lengths_addr ); // Headers' msgid is an empty string. fwrite( $fh, pack( 'VV', 0, $current_addr ) ); ++$current_addr; $originals_table = "\0"; $reader = new POMO_Reader(); foreach ( $entries as $entry ) { $originals_table .= $this->export_original( $entry ) . "\0"; $length = $reader->strlen( $this->export_original( $entry ) ); fwrite( $fh, pack( 'VV', $length, $current_addr ) ); $current_addr += $length + 1; // Account for the NULL byte after. } $exported_headers = $this->export_headers(); fwrite( $fh, pack( 'VV', $reader->strlen( $exported_headers ), $current_addr ) ); $current_addr += strlen( $exported_headers ) + 1; $translations_table = $exported_headers . "\0"; foreach ( $entries as $entry ) { $translations_table .= $this->export_translations( $entry ) . "\0"; $length = $reader->strlen( $this->export_translations( $entry ) ); fwrite( $fh, pack( 'VV', $length, $current_addr ) ); $current_addr += $length + 1; } fwrite( $fh, $originals_table ); fwrite( $fh, $translations_table ); return true; } /** * @param Translation_Entry $entry * @return string */ public function export_original( $entry ) { // TODO: Warnings for control characters. $exported = $entry->singular; if ( $entry->is_plural ) { $exported .= "\0" . $entry->plural; } if ( $entry->context ) { $exported = $entry->context . "\4" . $exported; } return $exported; } /** * @param Translation_Entry $entry * @return string */ public function export_translations( $entry ) { // TODO: Warnings for control characters. return $entry->is_plural ? implode( "\0", $entry->translations ) : $entry->translations[0]; } /** * @return string */ public function export_headers() { $exported = ''; foreach ( $this->headers as $header => $value ) { $exported .= "$header: $value\n"; } return $exported; } /** * @param int $magic * @return string|false */ public function get_byteorder( $magic ) { // The magic is 0x950412de. // bug in PHP 5.0.2, see https://savannah.nongnu.org/bugs/?func=detailitem&item_id=10565 $magic_little = (int) - 1794895138; $magic_little_64 = (int) 2500072158; // 0xde120495 $magic_big = ( (int) - 569244523 ) & 0xFFFFFFFF; if ( $magic_little === $magic || $magic_little_64 === $magic ) { return 'little'; } elseif ( $magic_big === $magic ) { return 'big'; } else { return false; } } /** * @param POMO_FileReader $reader * @return bool True if the import was successful, otherwise false. */ public function import_from_reader( $reader ) { $endian_string = MO::get_byteorder( $reader->readint32() ); if ( false === $endian_string ) { return false; } $reader->setEndian( $endian_string ); $endian = ( 'big' === $endian_string ) ? 'N' : 'V'; $header = $reader->read( 24 ); if ( $reader->strlen( $header ) !== 24 ) { return false; } // Parse header. $header = unpack( "{$endian}revision/{$endian}total/{$endian}originals_lengths_addr/{$endian}translations_lengths_addr/{$endian}hash_length/{$endian}hash_addr", $header ); if ( ! is_array( $header ) ) { return false; } // Support revision 0 of MO format specs, only. if ( 0 !== $header['revision'] ) { return false; } // Seek to data blocks. $reader->seekto( $header['originals_lengths_addr'] ); // Read originals' indices. $originals_lengths_length = $header['translations_lengths_addr'] - $header['originals_lengths_addr']; if ( $originals_lengths_length !== $header['total'] * 8 ) { return false; } $originals = $reader->read( $originals_lengths_length ); if ( $reader->strlen( $originals ) !== $originals_lengths_length ) { return false; } // Read translations' indices. $translations_lengths_length = $header['hash_addr'] - $header['translations_lengths_addr']; if ( $translations_lengths_length !== $header['total'] * 8 ) { return false; } $translations = $reader->read( $translations_lengths_length ); if ( $reader->strlen( $translations ) !== $translations_lengths_length ) { return false; } // Transform raw data into set of indices. $originals = $reader->str_split( $originals, 8 ); $translations = $reader->str_split( $translations, 8 ); // Skip hash table. $strings_addr = $header['hash_addr'] + $header['hash_length'] * 4; $reader->seekto( $strings_addr ); $strings = $reader->read_all(); $reader->close(); for ( $i = 0; $i < $header['total']; $i++ ) { $o = unpack( "{$endian}length/{$endian}pos", $originals[ $i ] ); $t = unpack( "{$endian}length/{$endian}pos", $translations[ $i ] ); if ( ! $o || ! $t ) { return false; } // Adjust offset due to reading strings to separate space before. $o['pos'] -= $strings_addr; $t['pos'] -= $strings_addr; $original = $reader->substr( $strings, $o['pos'], $o['length'] ); $translation = $reader->substr( $strings, $t['pos'], $t['length'] ); if ( '' === $original ) { $this->set_headers( $this->make_headers( $translation ) ); } else { $entry = &$this->make_entry( $original, $translation ); $this->entries[ $entry->key() ] = &$entry; } } return true; } /** * Build a Translation_Entry from original string and translation strings, * found in a MO file * * @static * @param string $original original string to translate from MO file. Might contain * 0x04 as context separator or 0x00 as singular/plural separator * @param string $translation translation string from MO file. Might contain * 0x00 as a plural translations separator * @return Translation_Entry Entry instance. */ public function &make_entry( $original, $translation ) { $entry = new Translation_Entry(); // Look for context, separated by \4. $parts = explode( "\4", $original ); if ( isset( $parts[1] ) ) { $original = $parts[1]; $entry->context = $parts[0]; } // Look for plural original. $parts = explode( "\0", $original ); $entry->singular = $parts[0]; if ( isset( $parts[1] ) ) { $entry->is_plural = true; $entry->plural = $parts[1]; } // Plural translations are also separated by \0. $entry->translations = explode( "\0", $translation ); return $entry; } /** * @param int $count * @return string */ public function select_plural_form( $count ) { return $this->gettext_select_plural_form( $count ); } /** * @return int */ public function get_plural_forms_count() { return $this->_nplurals; } } endif; streams.php000064400000017376147327303730006762 0ustar00 * * @version $Id: streams.php 1157 2015-11-20 04:30:11Z dd32 $ * @package pomo * @subpackage streams */ if ( ! class_exists( 'POMO_Reader', false ) ) : #[AllowDynamicProperties] class POMO_Reader { public $endian = 'little'; public $_pos; public $is_overloaded; /** * PHP5 constructor. */ public function __construct() { if ( function_exists( 'mb_substr' ) && ( (int) ini_get( 'mbstring.func_overload' ) & 2 ) // phpcs:ignore PHPCompatibility.IniDirectives.RemovedIniDirectives.mbstring_func_overloadDeprecated ) { $this->is_overloaded = true; } else { $this->is_overloaded = false; } $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'. */ public 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 */ public 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 int $count How many elements should be read * @return mixed Array of integers or false if there isn't * enough data or on error */ public 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 $input_string * @param int $start * @param int $length * @return string */ public function substr( $input_string, $start, $length ) { if ( $this->is_overloaded ) { return mb_substr( $input_string, $start, $length, 'ascii' ); } else { return substr( $input_string, $start, $length ); } } /** * @param string $input_string * @return int */ public function strlen( $input_string ) { if ( $this->is_overloaded ) { return mb_strlen( $input_string, 'ascii' ); } else { return strlen( $input_string ); } } /** * @param string $input_string * @param int $chunk_size * @return array */ public function str_split( $input_string, $chunk_size ) { if ( ! function_exists( 'str_split' ) ) { $length = $this->strlen( $input_string ); $out = array(); for ( $i = 0; $i < $length; $i += $chunk_size ) { $out[] = $this->substr( $input_string, $i, $chunk_size ); } return $out; } else { return str_split( $input_string, $chunk_size ); } } /** * @return int */ public function pos() { return $this->_pos; } /** * @return true */ public function is_resource() { return true; } /** * @return true */ public function close() { return true; } } endif; if ( ! class_exists( 'POMO_FileReader', false ) ) : class POMO_FileReader extends POMO_Reader { /** * File pointer resource. * * @var resource|false */ public $_f; /** * @param string $filename */ public function __construct( $filename ) { parent::__construct(); $this->_f = fopen( $filename, 'rb' ); } /** * PHP4 constructor. * * @deprecated 5.4.0 Use __construct() instead. * * @see POMO_FileReader::__construct() */ public function POMO_FileReader( $filename ) { _deprecated_constructor( self::class, '5.4.0', static::class ); self::__construct( $filename ); } /** * @param int $bytes * @return string|false Returns read string, otherwise false. */ public function read( $bytes ) { return fread( $this->_f, $bytes ); } /** * @param int $pos * @return bool */ public function seekto( $pos ) { if ( -1 === fseek( $this->_f, $pos, SEEK_SET ) ) { return false; } $this->_pos = $pos; return true; } /** * @return bool */ public function is_resource() { return is_resource( $this->_f ); } /** * @return bool */ public function feof() { return feof( $this->_f ); } /** * @return bool */ public function close() { return fclose( $this->_f ); } /** * @return string */ public function read_all() { return stream_get_contents( $this->_f ); } } endif; if ( ! class_exists( 'POMO_StringReader', false ) ) : /** * Provides file-like methods for manipulating a string instead * of a physical file. */ class POMO_StringReader extends POMO_Reader { public $_str = ''; /** * PHP5 constructor. */ public function __construct( $str = '' ) { parent::__construct(); $this->_str = $str; $this->_pos = 0; } /** * PHP4 constructor. * * @deprecated 5.4.0 Use __construct() instead. * * @see POMO_StringReader::__construct() */ public function POMO_StringReader( $str = '' ) { _deprecated_constructor( self::class, '5.4.0', static::class ); self::__construct( $str ); } /** * @param string $bytes * @return string */ public function read( $bytes ) { $data = $this->substr( $this->_str, $this->_pos, $bytes ); $this->_pos += $bytes; if ( $this->strlen( $this->_str ) < $this->_pos ) { $this->_pos = $this->strlen( $this->_str ); } return $data; } /** * @param int $pos * @return int */ public function seekto( $pos ) { $this->_pos = $pos; if ( $this->strlen( $this->_str ) < $this->_pos ) { $this->_pos = $this->strlen( $this->_str ); } return $this->_pos; } /** * @return int */ public function length() { return $this->strlen( $this->_str ); } /** * @return string */ public function read_all() { return $this->substr( $this->_str, $this->_pos, $this->strlen( $this->_str ) ); } } endif; if ( ! class_exists( 'POMO_CachedFileReader', false ) ) : /** * Reads the contents of the file in the beginning. */ class POMO_CachedFileReader extends POMO_StringReader { /** * PHP5 constructor. */ public function __construct( $filename ) { parent::__construct(); $this->_str = file_get_contents( $filename ); if ( false === $this->_str ) { return false; } $this->_pos = 0; } /** * PHP4 constructor. * * @deprecated 5.4.0 Use __construct() instead. * * @see POMO_CachedFileReader::__construct() */ public function POMO_CachedFileReader( $filename ) { _deprecated_constructor( self::class, '5.4.0', static::class ); self::__construct( $filename ); } } endif; if ( ! class_exists( 'POMO_CachedIntFileReader', false ) ) : /** * Reads the contents of the file in the beginning. */ class POMO_CachedIntFileReader extends POMO_CachedFileReader { /** * PHP5 constructor. */ public function __construct( $filename ) { parent::__construct( $filename ); } /** * PHP4 constructor. * * @deprecated 5.4.0 Use __construct() instead. * * @see POMO_CachedIntFileReader::__construct() */ public function POMO_CachedIntFileReader( $filename ) { _deprecated_constructor( self::class, '5.4.0', static::class ); self::__construct( $filename ); } } endif; plural-forms.php000064400000016731147327303730007721 0ustar00 6, '<' => 5, '<=' => 5, '>' => 5, '>=' => 5, '==' => 4, '!=' => 4, '&&' => 3, '||' => 2, '?:' => 1, '?' => 1, '(' => 0, ')' => 0, ); /** * Tokens generated from the string. * * @since 4.9.0 * @var array $tokens List of tokens. */ protected $tokens = array(); /** * Cache for repeated calls to the function. * * @since 4.9.0 * @var array $cache Map of $n => $result */ protected $cache = array(); /** * Constructor. * * @since 4.9.0 * * @param string $str Plural function (just the bit after `plural=` from Plural-Forms) */ public function __construct( $str ) { $this->parse( $str ); } /** * Parse a Plural-Forms string into tokens. * * Uses the shunting-yard algorithm to convert the string to Reverse Polish * Notation tokens. * * @since 4.9.0 * * @throws Exception If there is a syntax or parsing error with the string. * * @param string $str String to parse. */ protected function parse( $str ) { $pos = 0; $len = strlen( $str ); // Convert infix operators to postfix using the shunting-yard algorithm. $output = array(); $stack = array(); while ( $pos < $len ) { $next = substr( $str, $pos, 1 ); switch ( $next ) { // Ignore whitespace. case ' ': case "\t": ++$pos; break; // Variable (n). case 'n': $output[] = array( 'var' ); ++$pos; break; // Parentheses. case '(': $stack[] = $next; ++$pos; break; case ')': $found = false; while ( ! empty( $stack ) ) { $o2 = $stack[ count( $stack ) - 1 ]; if ( '(' !== $o2 ) { $output[] = array( 'op', array_pop( $stack ) ); continue; } // Discard open paren. array_pop( $stack ); $found = true; break; } if ( ! $found ) { throw new Exception( 'Mismatched parentheses' ); } ++$pos; break; // Operators. case '|': case '&': case '>': case '<': case '!': case '=': case '%': case '?': $end_operator = strspn( $str, self::OP_CHARS, $pos ); $operator = substr( $str, $pos, $end_operator ); if ( ! array_key_exists( $operator, self::$op_precedence ) ) { throw new Exception( sprintf( 'Unknown operator "%s"', $operator ) ); } while ( ! empty( $stack ) ) { $o2 = $stack[ count( $stack ) - 1 ]; // Ternary is right-associative in C. if ( '?:' === $operator || '?' === $operator ) { if ( self::$op_precedence[ $operator ] >= self::$op_precedence[ $o2 ] ) { break; } } elseif ( self::$op_precedence[ $operator ] > self::$op_precedence[ $o2 ] ) { break; } $output[] = array( 'op', array_pop( $stack ) ); } $stack[] = $operator; $pos += $end_operator; break; // Ternary "else". case ':': $found = false; $s_pos = count( $stack ) - 1; while ( $s_pos >= 0 ) { $o2 = $stack[ $s_pos ]; if ( '?' !== $o2 ) { $output[] = array( 'op', array_pop( $stack ) ); --$s_pos; continue; } // Replace. $stack[ $s_pos ] = '?:'; $found = true; break; } if ( ! $found ) { throw new Exception( 'Missing starting "?" ternary operator' ); } ++$pos; break; // Default - number or invalid. default: if ( $next >= '0' && $next <= '9' ) { $span = strspn( $str, self::NUM_CHARS, $pos ); $output[] = array( 'value', intval( substr( $str, $pos, $span ) ) ); $pos += $span; break; } throw new Exception( sprintf( 'Unknown symbol "%s"', $next ) ); } } while ( ! empty( $stack ) ) { $o2 = array_pop( $stack ); if ( '(' === $o2 || ')' === $o2 ) { throw new Exception( 'Mismatched parentheses' ); } $output[] = array( 'op', $o2 ); } $this->tokens = $output; } /** * Get the plural form for a number. * * Caches the value for repeated calls. * * @since 4.9.0 * * @param int $num Number to get plural form for. * @return int Plural form value. */ public function get( $num ) { if ( isset( $this->cache[ $num ] ) ) { return $this->cache[ $num ]; } $this->cache[ $num ] = $this->execute( $num ); return $this->cache[ $num ]; } /** * Execute the plural form function. * * @since 4.9.0 * * @throws Exception If the plural form value cannot be calculated. * * @param int $n Variable "n" to substitute. * @return int Plural form value. */ public function execute( $n ) { $stack = array(); $i = 0; $total = count( $this->tokens ); while ( $i < $total ) { $next = $this->tokens[ $i ]; ++$i; if ( 'var' === $next[0] ) { $stack[] = $n; continue; } elseif ( 'value' === $next[0] ) { $stack[] = $next[1]; continue; } // Only operators left. switch ( $next[1] ) { case '%': $v2 = array_pop( $stack ); $v1 = array_pop( $stack ); $stack[] = $v1 % $v2; break; case '||': $v2 = array_pop( $stack ); $v1 = array_pop( $stack ); $stack[] = $v1 || $v2; break; case '&&': $v2 = array_pop( $stack ); $v1 = array_pop( $stack ); $stack[] = $v1 && $v2; break; case '<': $v2 = array_pop( $stack ); $v1 = array_pop( $stack ); $stack[] = $v1 < $v2; break; case '<=': $v2 = array_pop( $stack ); $v1 = array_pop( $stack ); $stack[] = $v1 <= $v2; break; case '>': $v2 = array_pop( $stack ); $v1 = array_pop( $stack ); $stack[] = $v1 > $v2; break; case '>=': $v2 = array_pop( $stack ); $v1 = array_pop( $stack ); $stack[] = $v1 >= $v2; break; case '!=': $v2 = array_pop( $stack ); $v1 = array_pop( $stack ); $stack[] = $v1 !== $v2; break; case '==': $v2 = array_pop( $stack ); $v1 = array_pop( $stack ); $stack[] = $v1 === $v2; break; case '?:': $v3 = array_pop( $stack ); $v2 = array_pop( $stack ); $v1 = array_pop( $stack ); $stack[] = $v1 ? $v2 : $v3; break; default: throw new Exception( sprintf( 'Unknown operator "%s"', $next[1] ) ); } } if ( count( $stack ) !== 1 ) { throw new Exception( 'Too many values remaining on the stack' ); } return (int) $stack[0]; } } endif; translations.php000064400000031014147327303730010006 0ustar00 */ public $headers = array(); /** * Adds an entry to the PO structure. * * @since 2.8.0 * * @param array|Translation_Entry $entry * @return bool True on success, false if the entry doesn't have a key. */ public function add_entry( $entry ) { if ( is_array( $entry ) ) { $entry = new Translation_Entry( $entry ); } $key = $entry->key(); if ( false === $key ) { return false; } $this->entries[ $key ] = &$entry; return true; } /** * Adds or merges an entry to the PO structure. * * @since 2.8.0 * * @param array|Translation_Entry $entry * @return bool True on success, false if the entry doesn't have a key. */ public function add_entry_or_merge( $entry ) { if ( is_array( $entry ) ) { $entry = new Translation_Entry( $entry ); } $key = $entry->key(); if ( false === $key ) { return false; } if ( isset( $this->entries[ $key ] ) ) { $this->entries[ $key ]->merge_with( $entry ); } else { $this->entries[ $key ] = &$entry; } return true; } /** * Sets $header PO header to $value * * If the header already exists, it will be overwritten * * TODO: this should be out of this class, it is gettext specific * * @since 2.8.0 * * @param string $header header name, without trailing : * @param string $value header value, without trailing \n */ public function set_header( $header, $value ) { $this->headers[ $header ] = $value; } /** * Sets translation headers. * * @since 2.8.0 * * @param array $headers Associative array of headers. */ public function set_headers( $headers ) { foreach ( $headers as $header => $value ) { $this->set_header( $header, $value ); } } /** * Returns a given translation header. * * @since 2.8.0 * * @param string $header * @return string|false Header if it exists, false otherwise. */ public function get_header( $header ) { return isset( $this->headers[ $header ] ) ? $this->headers[ $header ] : false; } /** * Returns a given translation entry. * * @since 2.8.0 * * @param Translation_Entry $entry Translation entry. * @return Translation_Entry|false Translation entry if it exists, false otherwise. */ public function translate_entry( &$entry ) { $key = $entry->key(); return isset( $this->entries[ $key ] ) ? $this->entries[ $key ] : false; } /** * Translates a singular string. * * @since 2.8.0 * * @param string $singular * @param string $context * @return string */ public function translate( $singular, $context = null ) { $entry = new Translation_Entry( array( 'singular' => $singular, 'context' => $context, ) ); $translated = $this->translate_entry( $entry ); return ( $translated && ! empty( $translated->translations ) ) ? $translated->translations[0] : $singular; } /** * Given the number of items, returns the 0-based index of the plural form to use * * Here, in the base Translations class, the common logic for English is implemented: * 0 if there is one element, 1 otherwise * * This function should be overridden by the subclasses. For example MO/PO can derive the logic * from their headers. * * @since 2.8.0 * * @param int $count Number of items. * @return int Plural form to use. */ public function select_plural_form( $count ) { return 1 === (int) $count ? 0 : 1; } /** * Returns the plural forms count. * * @since 2.8.0 * * @return int Plural forms count. */ public function get_plural_forms_count() { return 2; } /** * Translates a plural string. * * @since 2.8.0 * * @param string $singular * @param string $plural * @param int $count * @param string $context * @return string */ public function translate_plural( $singular, $plural, $count, $context = null ) { $entry = new Translation_Entry( array( 'singular' => $singular, 'plural' => $plural, 'context' => $context, ) ); $translated = $this->translate_entry( $entry ); $index = $this->select_plural_form( $count ); $total_plural_forms = $this->get_plural_forms_count(); if ( $translated && 0 <= $index && $index < $total_plural_forms && is_array( $translated->translations ) && isset( $translated->translations[ $index ] ) ) { return $translated->translations[ $index ]; } else { return 1 === (int) $count ? $singular : $plural; } } /** * Merges other translations into the current one. * * @since 2.8.0 * * @param Translations $other Another Translation object, whose translations will be merged in this one (passed by reference). */ public function merge_with( &$other ) { foreach ( $other->entries as $entry ) { $this->entries[ $entry->key() ] = $entry; } } /** * Merges originals with existing entries. * * @since 2.8.0 * * @param Translations $other */ public function merge_originals_with( &$other ) { foreach ( $other->entries as $entry ) { if ( ! isset( $this->entries[ $entry->key() ] ) ) { $this->entries[ $entry->key() ] = $entry; } else { $this->entries[ $entry->key() ]->merge_with( $entry ); } } } } /** * Gettext_Translations class. * * @since 2.8.0 */ class Gettext_Translations extends Translations { /** * Number of plural forms. * * @var int * * @since 2.8.0 */ public $_nplurals; /** * Callback to retrieve the plural form. * * @var callable * * @since 2.8.0 */ public $_gettext_select_plural_form; /** * The gettext implementation of select_plural_form. * * It lives in this class, because there are more than one descendant, which will use it and * they can't share it effectively. * * @since 2.8.0 * * @param int $count Plural forms count. * @return int Plural form to use. */ public function gettext_select_plural_form( $count ) { if ( ! isset( $this->_gettext_select_plural_form ) || is_null( $this->_gettext_select_plural_form ) ) { list( $nplurals, $expression ) = $this->nplurals_and_expression_from_header( $this->get_header( 'Plural-Forms' ) ); $this->_nplurals = $nplurals; $this->_gettext_select_plural_form = $this->make_plural_form_function( $nplurals, $expression ); } return call_user_func( $this->_gettext_select_plural_form, $count ); } /** * Returns the nplurals and plural forms expression from the Plural-Forms header. * * @since 2.8.0 * * @param string $header * @return array{0: int, 1: string} */ public function nplurals_and_expression_from_header( $header ) { if ( preg_match( '/^\s*nplurals\s*=\s*(\d+)\s*;\s+plural\s*=\s*(.+)$/', $header, $matches ) ) { $nplurals = (int) $matches[1]; $expression = trim( $matches[2] ); return array( $nplurals, $expression ); } else { return array( 2, 'n != 1' ); } } /** * Makes a function, which will return the right translation index, according to the * plural forms header. * * @since 2.8.0 * * @param int $nplurals * @param string $expression * @return callable */ public function make_plural_form_function( $nplurals, $expression ) { try { $handler = new Plural_Forms( rtrim( $expression, ';' ) ); return array( $handler, 'get' ); } catch ( Exception $e ) { // Fall back to default plural-form function. return $this->make_plural_form_function( 2, 'n != 1' ); } } /** * Adds parentheses to the inner parts of ternary operators in * plural expressions, because PHP evaluates ternary operators from left to right * * @since 2.8.0 * @deprecated 6.5.0 Use the Plural_Forms class instead. * * @see Plural_Forms * * @param string $expression the expression without parentheses * @return string the expression with parentheses added */ public function parenthesize_plural_exression( $expression ) { $expression .= ';'; $res = ''; $depth = 0; for ( $i = 0; $i < strlen( $expression ); ++$i ) { $char = $expression[ $i ]; switch ( $char ) { case '?': $res .= ' ? ('; ++$depth; break; case ':': $res .= ') : ('; break; case ';': $res .= str_repeat( ')', $depth ) . ';'; $depth = 0; break; default: $res .= $char; } } return rtrim( $res, ';' ); } /** * Prepare translation headers. * * @since 2.8.0 * * @param string $translation * @return array Translation headers */ public function make_headers( $translation ) { $headers = array(); // Sometimes \n's are used instead of real new lines. $translation = str_replace( '\n', "\n", $translation ); $lines = explode( "\n", $translation ); foreach ( $lines as $line ) { $parts = explode( ':', $line, 2 ); if ( ! isset( $parts[1] ) ) { continue; } $headers[ trim( $parts[0] ) ] = trim( $parts[1] ); } return $headers; } /** * Sets translation headers. * * @since 2.8.0 * * @param string $header * @param string $value */ public function set_header( $header, $value ) { parent::set_header( $header, $value ); if ( 'Plural-Forms' === $header ) { list( $nplurals, $expression ) = $this->nplurals_and_expression_from_header( $this->get_header( 'Plural-Forms' ) ); $this->_nplurals = $nplurals; $this->_gettext_select_plural_form = $this->make_plural_form_function( $nplurals, $expression ); } } } endif; if ( ! class_exists( 'NOOP_Translations', false ) ) : /** * Provides the same interface as Translations, but doesn't do anything. * * @since 2.8.0 */ #[AllowDynamicProperties] class NOOP_Translations { /** * List of translation entries. * * @since 2.8.0 * * @var Translation_Entry[] */ public $entries = array(); /** * List of translation headers. * * @since 2.8.0 * * @var array */ public $headers = array(); public function add_entry( $entry ) { return true; } /** * Sets a translation header. * * @since 2.8.0 * * @param string $header * @param string $value */ public function set_header( $header, $value ) { } /** * Sets translation headers. * * @since 2.8.0 * * @param array $headers */ public function set_headers( $headers ) { } /** * Returns a translation header. * * @since 2.8.0 * * @param string $header * @return false */ public function get_header( $header ) { return false; } /** * Returns a given translation entry. * * @since 2.8.0 * * @param Translation_Entry $entry * @return false */ public function translate_entry( &$entry ) { return false; } /** * Translates a singular string. * * @since 2.8.0 * * @param string $singular * @param string $context */ public function translate( $singular, $context = null ) { return $singular; } /** * Returns the plural form to use. * * @since 2.8.0 * * @param int $count * @return int */ public function select_plural_form( $count ) { return 1 === (int) $count ? 0 : 1; } /** * Returns the plural forms count. * * @since 2.8.0 * * @return int */ public function get_plural_forms_count() { return 2; } /** * Translates a plural string. * * @since 2.8.0 * * @param string $singular * @param string $plural * @param int $count * @param string $context * @return string */ public function translate_plural( $singular, $plural, $count, $context = null ) { return 1 === (int) $count ? $singular : $plural; } /** * Merges other translations into the current one. * * @since 2.8.0 * * @param Translations $other */ public function merge_with( &$other ) { } } endif; entry.php000064400000007427147327303730006441 0ustar00 $value ) { $this->$varname = $value; } if ( isset( $args['plural'] ) && $args['plural'] ) { $this->is_plural = true; } if ( ! is_array( $this->translations ) ) { $this->translations = array(); } if ( ! is_array( $this->references ) ) { $this->references = array(); } if ( ! is_array( $this->flags ) ) { $this->flags = array(); } } /** * PHP4 constructor. * * @since 2.8.0 * @deprecated 5.4.0 Use __construct() instead. * * @see Translation_Entry::__construct() */ public function Translation_Entry( $args = array() ) { _deprecated_constructor( self::class, '5.4.0', static::class ); self::__construct( $args ); } /** * Generates a unique key for this entry. * * @since 2.8.0 * * @return string|false The key or false if the entry is null. */ public function key() { if ( null === $this->singular ) { return false; } // Prepend context and EOT, like in MO files. $key = ! $this->context ? $this->singular : $this->context . "\4" . $this->singular; // Standardize on \n line endings. $key = str_replace( array( "\r\n", "\r" ), "\n", $key ); return $key; } /** * Merges another translation entry with the current one. * * @since 2.8.0 * * @param Translation_Entry $other Other translation entry. */ public function merge_with( &$other ) { $this->flags = array_unique( array_merge( $this->flags, $other->flags ) ); $this->references = array_unique( array_merge( $this->references, $other->references ) ); if ( $this->extracted_comments !== $other->extracted_comments ) { $this->extracted_comments .= $other->extracted_comments; } } } endif;