From 539d2c60af5bf7495e901179c91a3d7a234175cd Mon Sep 17 00:00:00 2001 From: Andrew Dolgov Date: Sun, 30 May 2010 14:38:26 +0400 Subject: [PATCH] bump php-gettext to 1.0.10 --- lib/gettext/README | 74 ++---- lib/gettext/gettext.inc | 484 +++++++++++++++++++++++++++++----------- lib/gettext/gettext.php | 177 ++++++++++----- lib/gettext/streams.php | 35 +-- 4 files changed, 511 insertions(+), 259 deletions(-) mode change 100644 => 100755 lib/gettext/gettext.php diff --git a/lib/gettext/README b/lib/gettext/README index c7525e29..bca4f916 100644 --- a/lib/gettext/README +++ b/lib/gettext/README @@ -1,9 +1,9 @@ -PHP-gettext 1.0 +PHP-gettext 1.0 (https://launchpad.net/php-gettext) -Copyright 2003, 2006 -- Danilo "angry with PHP[1]" Segan +Copyright 2003, 2006, 2009 -- Danilo "angry with PHP[1]" Segan Licensed under GPLv2 (or any later version, see COPYING) -[1] PHP is actually cyrillic, and translates roughly to +[1] PHP is actually cyrillic, and translates roughly to "works-doesn't-work" (UTF-8: Ради-Не-Ради) @@ -50,36 +50,16 @@ Features file data, I used imaginary abstract class StreamReader to do all the input (check streams.php). For your convenience, I've already provided two classes for reading files: FileReader and - StringReader (CachedFileReader is a combination of the two: it - loads entire file contents into a string, and then works on that). - See example below for usage. You can for instance use StringReader - when you read in data from a database, or you can create your own - derivative of StreamReader for anything you like. - + StringReader (CachedFileReader is a combination of the two: it + loads entire file contents into a string, and then works on that). + See example below for usage. You can for instance use StringReader + when you read in data from a database, or you can create your own + derivative of StreamReader for anything you like. -Bugs - - Plural-forms field in MO header (translation for empty string, - i.e. "") is treated according to PHP syntactic rules (it's - eval()ed). Since these should actually follow C syntax, there are - some problems. - For instance, I'm used to using this: - Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 : \ - n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2; - but it fails with PHP (it sets $plural=2 instead of 0 for $n==1). - - The fix is usually simple, but I'm lazy to go into the details of - PHP operator precedence, and maybe try to fix it. In here, I had - to put everything after the first ':' in parenthesis: - Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 : \ - (n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2); - That works, and I'm satisfied. +Bugs - Besides this one, there are probably a bunch of other bugs, since - I hate PHP (did I mention it already? no? strange), and don't - know it very well. So, feel free to fix any of those and report - them back to me at . + Report them on https://bugs.launchpad.net/php-gettext Usage @@ -94,19 +74,19 @@ Usage Then, use that as a parameter to gettext_reader constructor: $wohoo = new gettext_reader($streamer); - If you want to disable pre-loading of entire message catalog in - memory (if, for example, you have a multi-thousand message catalog - which you'll use only occasionally), use "false" for second + If you want to disable pre-loading of entire message catalog in + memory (if, for example, you have a multi-thousand message catalog + which you'll use only occasionally), use "false" for second parameter to gettext_reader constructor: $wohoo = new gettext_reader($streamer, false); From now on, you have all the benefits of gettext data at your - disposal, so may run: + disposal, so may run: print $wohoo->translate("This is a test"); print $wohoo->ngettext("%d bird", "%d birds", $birds); You might need to pass parameter "-k" to xgettext to make it - extract all the strings. In above example, try with + extract all the strings. In above example, try with xgettext -ktranslate -kngettext:1,2 file.php what should create messages.po which contains two messages for translation. @@ -118,8 +98,8 @@ Usage Usage with gettext.inc (standard gettext interfaces emulation) - Check example in examples/pig_dropin.php, basically you include - gettext.inc and use all the standard gettext interfaces as + Check example in examples/pig_dropin.php, basically you include + gettext.inc and use all the standard gettext interfaces as documented on: http://www.php.net/gettext @@ -137,20 +117,12 @@ Example There is also simple "update" script that can be used to generate POT file and to update the translation using msgmerge. -Interesting TODO: +TODO: - o Try to parse "plural-forms" header field, and to follow C syntax - rules. This won't be easy. + o Improve speed to be even more comparable to the native gettext + implementation. -Boring TODO: - - o Learn PHP and fix bugs, slowness and other stuff resulting from - my lack of knowledge (but *maybe*, it's not my knowledge that is - bad, but PHP itself ;-). - - (This is mostly done thanks to Nico Kaiser.) - - o Try to use hash tables in MO files: with pre-loading, would it + o Try to use hash tables in MO files: with pre-loading, would it be useful at all? Never-asked-questions: @@ -160,7 +132,7 @@ Never-asked-questions: Well, it's quite simple. I consider that the first released thing should be labeled "version 1" (first, right?). Zero is there to - indicate that there's zero improvement and/or change compared to + indicate that there's zero improvement and/or change compared to "version 1". I plan to use version numbers 1.0.* for small bugfixes, and to @@ -173,7 +145,7 @@ Never-asked-questions: Mozart's 40th Symphony (there is one like that, right?). o Can I...? - + Yes, you can. This is free software (as in freedom, free speech), and you might do whatever you wish with it, provided you do not limit freedom of others (GPL). diff --git a/lib/gettext/gettext.inc b/lib/gettext/gettext.inc index eb94b256..399a0f24 100644 --- a/lib/gettext/gettext.inc +++ b/lib/gettext/gettext.inc @@ -1,9 +1,10 @@ - + Copyright (c) 2009 Danilo Segan + Drop in replacement for native gettext. - + This file is part of PHP-gettext. PHP-gettext is free software; you can redistribute it and/or modify @@ -22,15 +23,22 @@ */ /* -LC_CTYPE 0 -LC_NUMERIC 1 -LC_TIME 2 -LC_COLLATE 3 -LC_MONETARY 4 -LC_MESSAGES 5 -LC_ALL 6 +LC_CTYPE 0 +LC_NUMERIC 1 +LC_TIME 2 +LC_COLLATE 3 +LC_MONETARY 4 +LC_MESSAGES 5 +LC_ALL 6 */ + +// LC_MESSAGES is not available if php-gettext is not loaded +// while the other constants are already available from session extension. +if (!defined('LC_MESSAGES')) { + define('LC_MESSAGES', 5); +} + require('streams.php'); require('gettext.php'); @@ -44,29 +52,96 @@ $LC_CATEGORIES = array('LC_CTYPE', 'LC_NUMERIC', 'LC_TIME', 'LC_COLLATE', 'LC_MO $EMULATEGETTEXT = 0; $CURRENTLOCALE = ''; +/* Class to hold a single domain included in $text_domains. */ +class domain { + var $l10n; + var $path; + var $codeset; +} // Utility functions +/** + * Return a list of locales to try for any POSIX-style locale specification. + */ +function get_list_of_locales($locale) { + /* Figure out all possible locale names and start with the most + * specific ones. I.e. for sr_CS.UTF-8@latin, look through all of + * sr_CS.UTF-8@latin, sr_CS@latin, sr@latin, sr_CS.UTF-8, sr_CS, sr. + */ + $locale_names = array(); + $lang = NULL; + $country = NULL; + $charset = NULL; + $modifier = NULL; + if ($locale) { + if (preg_match("/^(?P[a-z]{2,3})" // language code + ."(?:_(?P[A-Z]{2}))?" // country code + ."(?:\.(?P[-A-Za-z0-9_]+))?" // charset + ."(?:@(?P[-A-Za-z0-9_]+))?$/", // @ modifier + $locale, $matches)) { + + if (isset($matches["lang"])) $lang = $matches["lang"]; + if (isset($matches["country"])) $country = $matches["country"]; + if (isset($matches["charset"])) $charset = $matches["charset"]; + if (isset($matches["modifier"])) $modifier = $matches["modifier"]; + + if ($modifier) { + if ($country) { + if ($charset) + array_push($locale_names, "${lang}_$country.$charset@$modifier"); + array_push($locale_names, "${lang}_$country@$modifier"); + } elseif ($charset) + array_push($locale_names, "${lang}.$charset@$modifier"); + array_push($locale_names, "$lang@$modifier"); + } + if ($country) { + if ($charset) + array_push($locale_names, "${lang}_$country.$charset"); + array_push($locale_names, "${lang}_$country"); + } elseif ($charset) + array_push($locale_names, "${lang}.$charset"); + array_push($locale_names, $lang); + } + + // If the locale name doesn't match POSIX style, just include it as-is. + if (!in_array($locale, $locale_names)) + array_push($locale_names, $locale); + } + return $locale_names; +} + /** * Utility function to get a StreamReader for the given text domain. */ function _get_reader($domain=null, $category=5, $enable_cache=true) { - global $text_domains, $default_domain, $LC_CATEGORIES; - if (!isset($domain)) $domain = $default_domain; - if (!isset($text_domains[$domain]->l10n)) { - // get the current locale - $locale = _setlocale(LC_MESSAGES, 0); - $p = isset($text_domains[$domain]->path) ? $text_domains[$domain]->path : './'; - $path = $p . "$locale/". $LC_CATEGORIES[$category] ."/$domain.mo"; - if (file_exists($path)) { - $input = new FileReader($path); - } - else { - $input = null; - } - $text_domains[$domain]->l10n = new gettext_reader($input, $enable_cache); - } - return $text_domains[$domain]->l10n; + global $text_domains, $default_domain, $LC_CATEGORIES; + if (!isset($domain)) $domain = $default_domain; + if (!isset($text_domains[$domain]->l10n)) { + // get the current locale + $locale = _setlocale(LC_MESSAGES, 0); + $bound_path = isset($text_domains[$domain]->path) ? + $text_domains[$domain]->path : './'; + $subpath = $LC_CATEGORIES[$category] ."/$domain.mo"; + + $locale_names = get_list_of_locales($locale); + $input = null; + foreach ($locale_names as $locale) { + $full_path = $bound_path . $locale . "/" . $subpath; + if (file_exists($full_path)) { + $input = new FileReader($full_path); + break; + } + } + + if (!array_key_exists($domain, $text_domains)) { + // Initialize an empty domain object. + $text_domains[$domain] = new domain(); + } + $text_domains[$domain]->l10n = new gettext_reader($input, + $enable_cache); + } + return $text_domains[$domain]->l10n; } /** @@ -80,8 +155,10 @@ function locale_emulation() { /** * Checks if the current locale is supported on this system. */ -function _check_locale() { +function _check_locale_and_function($function=false) { global $EMULATEGETTEXT; + if ($function and !function_exists($function)) + return false; return !$EMULATEGETTEXT; } @@ -89,56 +166,70 @@ function _check_locale() { * Get the codeset for the given domain. */ function _get_codeset($domain=null) { - global $text_domains, $default_domain, $LC_CATEGORIES; - if (!isset($domain)) $domain = $default_domain; - return (isset($text_domains[$domain]->codeset))? $text_domains[$domain]->codeset : ini_get('mbstring.internal_encoding'); + global $text_domains, $default_domain, $LC_CATEGORIES; + if (!isset($domain)) $domain = $default_domain; + return (isset($text_domains[$domain]->codeset))? $text_domains[$domain]->codeset : ini_get('mbstring.internal_encoding'); } /** * Convert the given string to the encoding set by bind_textdomain_codeset. */ function _encode($text) { - $source_encoding = mb_detect_encoding($text); - $target_encoding = _get_codeset(); - if ($source_encoding != $target_encoding) { - return mb_convert_encoding($text, $target_encoding, $source_encoding); - } - else { - return $text; - } + $source_encoding = mb_detect_encoding($text); + $target_encoding = _get_codeset(); + if ($source_encoding != $target_encoding) { + return mb_convert_encoding($text, $target_encoding, $source_encoding); + } + else { + return $text; + } } - - // Custom implementation of the standard gettext related functions +/** + * Returns passed in $locale, or environment variable $LANG if $locale == ''. + */ +function _get_default_locale($locale) { + if ($locale == '') // emulate variable support + return getenv('LANG'); + else + return $locale; +} + /** * Sets a requested locale, if needed emulates it. */ function _setlocale($category, $locale) { global $CURRENTLOCALE, $EMULATEGETTEXT; if ($locale === 0) { // use === to differentiate between string "0" - if ($CURRENTLOCALE != '') + if ($CURRENTLOCALE != '') return $CURRENTLOCALE; - else + else // obey LANG variable, maybe extend to support all of LC_* vars // even if we tried to read locale without setting it first return _setlocale($category, $CURRENTLOCALE); } else { - $ret = 0; - if (function_exists('setlocale')) // I don't know if this ever happens ;) - $ret = setlocale($category, $locale); - if (($ret and $locale == '') or ($ret == $locale)) { - $EMULATEGETTEXT = 0; + if (function_exists('setlocale')) { + $ret = setlocale($category, $locale); + if (($locale == '' and !$ret) or // failed setting it by env + ($locale != '' and $ret != $locale)) { // failed setting it + // Failed setting it according to environment. + $CURRENTLOCALE = _get_default_locale($locale); + $EMULATEGETTEXT = 1; + } else { $CURRENTLOCALE = $ret; + $EMULATEGETTEXT = 0; + } } else { - if ($locale == '') // emulate variable support - $CURRENTLOCALE = getenv('LANG'); - else - $CURRENTLOCALE = $locale; - $EMULATEGETTEXT = 1; + // No function setlocale(), emulate it all. + $CURRENTLOCALE = _get_default_locale($locale); + $EMULATEGETTEXT = 1; } + // Allow locale to be changed on the go for one translation domain. + global $text_domains, $default_domain; + unset($text_domains[$default_domain]->l10n); return $CURRENTLOCALE; } } @@ -147,135 +238,240 @@ function _setlocale($category, $locale) { * Sets the path for a domain. */ function _bindtextdomain($domain, $path) { - global $text_domains; - // ensure $path ends with a slash - if ($path[strlen($path) - 1] != '/') $path .= '/'; - elseif ($path[strlen($path) - 1] != '\\') $path .= '\\'; - $text_domains[$domain]->path = $path; + global $text_domains; + // ensure $path ends with a slash ('/' should work for both, but lets still play nice) + if (substr(php_uname(), 0, 7) == "Windows") { + if ($path[strlen($path)-1] != '\\' and $path[strlen($path)-1] != '/') + $path .= '\\'; + } else { + if ($path[strlen($path)-1] != '/') + $path .= '/'; + } + if (!array_key_exists($domain, $text_domains)) { + // Initialize an empty domain object. + $text_domains[$domain] = new domain(); + } + $text_domains[$domain]->path = $path; } /** * Specify the character encoding in which the messages from the DOMAIN message catalog will be returned. */ function _bind_textdomain_codeset($domain, $codeset) { - global $text_domains; - $text_domains[$domain]->codeset = $codeset; + global $text_domains; + $text_domains[$domain]->codeset = $codeset; } /** * Sets the default domain. */ function _textdomain($domain) { - global $default_domain; - $default_domain = $domain; + global $default_domain; + $default_domain = $domain; } /** * Lookup a message in the current domain. */ function _gettext($msgid) { - $l10n = _get_reader(); - //return $l10n->translate($msgid); - return _encode($l10n->translate($msgid)); + $l10n = _get_reader(); + return _encode($l10n->translate($msgid)); } + /** * Alias for gettext. */ function __($msgid) { - return _gettext($msgid); + return _gettext($msgid); } + /** * Plural version of gettext. */ function _ngettext($single, $plural, $number) { - $l10n = _get_reader(); - //return $l10n->ngettext($single, $plural, $number); - return _encode($l10n->ngettext($single, $plural, $number)); + $l10n = _get_reader(); + return _encode($l10n->ngettext($single, $plural, $number)); } /** * Override the current domain. */ function _dgettext($domain, $msgid) { - $l10n = _get_reader($domain); - //return $l10n->translate($msgid); - return _encode($l10n->translate($msgid)); + $l10n = _get_reader($domain); + return _encode($l10n->translate($msgid)); } + /** * Plural version of dgettext. */ function _dngettext($domain, $single, $plural, $number) { - $l10n = _get_reader($domain); - //return $l10n->ngettext($single, $plural, $number); - return _encode($l10n->ngettext($single, $plural, $number)); + $l10n = _get_reader($domain); + return _encode($l10n->ngettext($single, $plural, $number)); } /** * Overrides the domain and category for a single lookup. */ function _dcgettext($domain, $msgid, $category) { - $l10n = _get_reader($domain, $category); - //return $l10n->translate($msgid); - return _encode($l10n->translate($msgid)); + $l10n = _get_reader($domain, $category); + return _encode($l10n->translate($msgid)); } /** * Plural version of dcgettext. */ function _dcngettext($domain, $single, $plural, $number, $category) { - $l10n = _get_reader($domain, $category); - //return $l10n->ngettext($single, $plural, $number); - return _encode($l10n->ngettext($single, $plural, $number)); + $l10n = _get_reader($domain, $category); + return _encode($l10n->ngettext($single, $plural, $number)); +} + +/** + * Context version of gettext. + */ +function _pgettext($context, $msgid) { + $l10n = _get_reader(); + return _encode($l10n->pgettext($context, $msgid)); +} + +/** + * Override the current domain in a context gettext call. + */ +function _dpgettext($domain, $context, $msgid) { + $l10n = _get_reader($domain); + return _encode($l10n->pgettext($context, $msgid)); +} + +/** + * Overrides the domain and category for a single context-based lookup. + */ +function _dcpgettext($domain, $context, $msgid, $category) { + $l10n = _get_reader($domain, $category); + return _encode($l10n->pgettext($context, $msgid)); +} + +/** + * Context version of ngettext. + */ +function _npgettext($context, $singular, $plural) { + $l10n = _get_reader(); + return _encode($l10n->npgettext($context, $singular, $plural)); +} + +/** + * Override the current domain in a context ngettext call. + */ +function _dnpgettext($domain, $context, $singular, $plural) { + $l10n = _get_reader($domain); + return _encode($l10n->npgettext($context, $singular, $plural)); +} + +/** + * Overrides the domain and category for a plural context-based lookup. + */ +function _dcnpgettext($domain, $context, $singular, $plural, $category) { + $l10n = _get_reader($domain, $category); + return _encode($l10n->npgettext($context, $singular, $plural)); } -// Wrappers to use if the standard gettext functions are available, but the current locale is not supported by the system. -// Use the standard impl if the current locale is supported, use the custom impl otherwise. +// Wrappers to use if the standard gettext functions are available, +// but the current locale is not supported by the system. +// Use the standard impl if the current locale is supported, use the +// custom impl otherwise. function T_setlocale($category, $locale) { return _setlocale($category, $locale); } function T_bindtextdomain($domain, $path) { - if (_check_locale()) return bindtextdomain($domain, $path); - else return _bindtextdomain($domain, $path); + if (_check_locale_and_function()) return bindtextdomain($domain, $path); + else return _bindtextdomain($domain, $path); } function T_bind_textdomain_codeset($domain, $codeset) { // bind_textdomain_codeset is available only in PHP 4.2.0+ - if (_check_locale() and function_exists('bind_textdomain_codeset')) return bind_textdomain_codeset($domain, $codeset); - else return _bind_textdomain_codeset($domain, $codeset); + if (_check_locale_and_function('bind_textdomain_codeset')) + return bind_textdomain_codeset($domain, $codeset); + else return _bind_textdomain_codeset($domain, $codeset); } function T_textdomain($domain) { - if (_check_locale()) return textdomain($domain); - else return _textdomain($domain); + if (_check_locale_and_function()) return textdomain($domain); + else return _textdomain($domain); } function T_gettext($msgid) { - if (_check_locale()) return gettext($msgid); - else return _gettext($msgid); + if (_check_locale_and_function()) return gettext($msgid); + else return _gettext($msgid); } function T_($msgid) { - if (_check_locale()) return _($msgid); - return __($msgid); + if (_check_locale_and_function()) return _($msgid); + return __($msgid); } function T_ngettext($single, $plural, $number) { - if (_check_locale()) return ngettext($single, $plural, $number); - else return _ngettext($single, $plural, $number); + if (_check_locale_and_function()) + return ngettext($single, $plural, $number); + else return _ngettext($single, $plural, $number); } function T_dgettext($domain, $msgid) { - if (_check_locale()) return dgettext($domain, $msgid); - else return _dgettext($domain, $msgid); + if (_check_locale_and_function()) return dgettext($domain, $msgid); + else return _dgettext($domain, $msgid); } function T_dngettext($domain, $single, $plural, $number) { - if (_check_locale()) return dngettext($domain, $single, $plural, $number); - else return _dngettext($domain, $single, $plural, $number); + if (_check_locale_and_function()) + return dngettext($domain, $single, $plural, $number); + else return _dngettext($domain, $single, $plural, $number); } function T_dcgettext($domain, $msgid, $category) { - if (_check_locale()) return dcgettext($domain, $msgid, $category); - else return _dcgettext($domain, $msgid, $category); + if (_check_locale_and_function()) + return dcgettext($domain, $msgid, $category); + else return _dcgettext($domain, $msgid, $category); } function T_dcngettext($domain, $single, $plural, $number, $category) { - if (_check_locale()) return dcngettext($domain, $single, $plural, $number, $category); - else return _dcngettext($domain, $single, $plural, $number, $category); + if (_check_locale_and_function()) + return dcngettext($domain, $single, $plural, $number, $category); + else return _dcngettext($domain, $single, $plural, $number, $category); +} + +function T_pgettext($context, $msgid) { + if (_check_locale_and_function('pgettext')) + return pgettext($context, $msgid); + else + return _pgettext($context, $msgid); +} + +function T_dpgettext($domain, $context, $msgid) { + if (_check_locale_and_function('dpgettext')) + return dpgettext($domain, $context, $msgid); + else + return _dpgettext($domain, $context, $msgid); +} + +function T_dcpgettext($domain, $context, $msgid, $category) { + if (_check_locale_and_function('dcpgettext')) + return dcpgettext($domain, $context, $msgid, $category); + else + return _dcpgettext($domain, $context, $msgid, $category); +} + +function T_npgettext($context, $singular, $plural) { + if (_check_locale_and_function('npgettext')) + return npgettext($context, $single, $plural, $number); + else + return _npgettext($context, $single, $plural, $number); +} + +function T_dnpgettext($domain, $context, $singular, $plural) { + if (_check_locale_and_function('dnpgettext')) + return dnpgettext($domain, $context, $single, $plural, $number); + else + return _dnpgettext($domain, $context, $single, $plural, $number); +} + +function T_dcnpgettext($domain, $context, $singular, $plural, $category) { + if (_check_locale_and_function('dcnpgettext')) + return dcnpgettext($domain, $context, $single, + $plural, $number, $category); + else + return _dcnpgettext($domain, $context, $single, + $plural, $number, $category); } @@ -283,36 +479,56 @@ function T_dcngettext($domain, $single, $plural, $number, $category) { // Wrappers used as a drop in replacement for the standard gettext functions if (!function_exists('gettext')) { - function bindtextdomain($domain, $path) { - return _bindtextdomain($domain, $path); - } - function bind_textdomain_codeset($domain, $codeset) { - return _bind_textdomain_codeset($domain, $codeset); - } - function textdomain($domain) { - return _textdomain($domain); - } - function gettext($msgid) { - return _gettext($msgid); - } - function _($msgid) { - return __($msgid); - } - function ngettext($single, $plural, $number) { - return _ngettext($single, $plural, $number); - } - function dgettext($domain, $msgid) { - return _dgettext($domain, $msgid); - } - function dngettext($domain, $single, $plural, $number) { - return _dngettext($domain, $single, $plural, $number); - } - function dcgettext($domain, $msgid, $category) { - return _dcgettext($domain, $msgid, $category); - } - function dcngettext($domain, $single, $plural, $number, $category) { - return _dcngettext($domain, $single, $plural, $number, $category); - } -} - -?> \ No newline at end of file + function bindtextdomain($domain, $path) { + return _bindtextdomain($domain, $path); + } + function bind_textdomain_codeset($domain, $codeset) { + return _bind_textdomain_codeset($domain, $codeset); + } + function textdomain($domain) { + return _textdomain($domain); + } + function gettext($msgid) { + return _gettext($msgid); + } + function _($msgid) { + return __($msgid); + } + function ngettext($single, $plural, $number) { + return _ngettext($single, $plural, $number); + } + function dgettext($domain, $msgid) { + return _dgettext($domain, $msgid); + } + function dngettext($domain, $single, $plural, $number) { + return _dngettext($domain, $single, $plural, $number); + } + function dcgettext($domain, $msgid, $category) { + return _dcgettext($domain, $msgid, $category); + } + function dcngettext($domain, $single, $plural, $number, $category) { + return _dcngettext($domain, $single, $plural, $number, $category); + } + function pgettext($context, $msgid) { + return _pgettext($context, $msgid); + } + function npgettext($context, $single, $plural, $number) { + return _npgettext($context, $single, $plural, $number); + } + function dpgettext($domain, $context, $msgid) { + return _dpgettext($domain, $context, $msgid); + } + function dnpgettext($domain, $context, $single, $plural, $number) { + return _dnpgettext($domain, $context, $single, $plural, $number); + } + function dcpgettext($domain, $context, $msgid, $category) { + return _dcpgettext($domain, $context, $msgid, $category); + } + function dcnpgettext($domain, $context, $single, $plural, + $number, $category) { + return _dcnpgettext($domain, $context, $single, $plural, + $number, $category); + } +} + +?> diff --git a/lib/gettext/gettext.php b/lib/gettext/gettext.php old mode 100644 new mode 100755 index ad94a987..a121f9c7 --- a/lib/gettext/gettext.php +++ b/lib/gettext/gettext.php @@ -1,8 +1,8 @@ . + Copyright (c) 2003, 2009 Danilo Segan . Copyright (c) 2005 Nico Kaiser - + This file is part of PHP-gettext. PHP-gettext is free software; you can redistribute it and/or modify @@ -20,13 +20,13 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ - + /** * Provides a simple gettext replacement that works independently from * the system's gettext abilities. * It can read MO files and use them for translating strings. * The files are passed to gettext_reader as a Stream (see streams.php) - * + * * This version has the ability to cache all strings and translations to * speed up the string lookup. * While the cache is enabled by default, it can be switched off with the @@ -36,7 +36,7 @@ class gettext_reader { //public: var $error = 0; // public variable that holds error code (0 if no error) - + //private: var $BYTEORDER = 0; // 0: low endian, 1: big endian var $STREAM = NULL; @@ -52,27 +52,33 @@ class gettext_reader { /* Methods */ - - + + /** * Reads a 32bit Integer from the Stream - * + * * @access private * @return Integer from the Stream */ function readint() { if ($this->BYTEORDER == 0) { // low endian - return array_shift(unpack('V', $this->STREAM->read(4))); + $input=unpack('V', $this->STREAM->read(4)); + return array_shift($input); } else { // big endian - return array_shift(unpack('N', $this->STREAM->read(4))); + $input=unpack('N', $this->STREAM->read(4)); + return array_shift($input); } } + function read($bytes) { + return $this->STREAM->read($bytes); + } + /** * Reads an array of Integers from the Stream - * + * * @param int count How many elements should be read * @return Array of Integers */ @@ -85,10 +91,10 @@ class gettext_reader { return unpack('N'.$count, $this->STREAM->read(4 * $count)); } } - + /** * Constructor - * + * * @param object Reader the StreamReader object * @param boolean enable_cache Enable or disable caching of strings (default on) */ @@ -98,39 +104,37 @@ class gettext_reader { $this->short_circuit = true; return; } - + // Caching can be turned off $this->enable_cache = $enable_cache; - // $MAGIC1 = (int)0x950412de; //bug in PHP 5 - $MAGIC1 = (int) - 1794895138; - // $MAGIC2 = (int)0xde120495; //bug - $MAGIC2 = (int) - 569244523; + $MAGIC1 = "\x95\x04\x12\xde"; + $MAGIC2 = "\xde\x12\x04\x95"; $this->STREAM = $Reader; - $magic = $this->readint(); + $magic = $this->read(4); if ($magic == $MAGIC1) { - $this->BYTEORDER = 0; - } elseif ($magic == $MAGIC2) { $this->BYTEORDER = 1; + } elseif ($magic == $MAGIC2) { + $this->BYTEORDER = 0; } else { $this->error = 1; // not MO file return false; } - + // FIXME: Do we care about revision? We should. $revision = $this->readint(); - + $this->total = $this->readint(); $this->originals = $this->readint(); $this->translations = $this->readint(); } - + /** * Loads the translation tables from the MO file into the cache * If caching is enabled, also loads all strings into a cache * to speed up translation lookups - * + * * @access private */ function load_tables() { @@ -138,13 +142,17 @@ class gettext_reader { is_array($this->table_originals) && is_array($this->table_translations)) return; - + /* get original and translations tables */ - $this->STREAM->seekto($this->originals); - $this->table_originals = $this->readintarray($this->total * 2); - $this->STREAM->seekto($this->translations); - $this->table_translations = $this->readintarray($this->total * 2); - + if (!is_array($this->table_originals)) { + $this->STREAM->seekto($this->originals); + $this->table_originals = $this->readintarray($this->total * 2); + } + if (!is_array($this->table_translations)) { + $this->STREAM->seekto($this->translations); + $this->table_translations = $this->readintarray($this->total * 2); + } + if ($this->enable_cache) { $this->cache_translations = array (); /* read all strings in the cache */ @@ -157,10 +165,10 @@ class gettext_reader { } } } - + /** * Returns a string from the "originals" table - * + * * @access private * @param int num Offset number of original string * @return string Requested string if found, otherwise '' @@ -174,10 +182,10 @@ class gettext_reader { $data = $this->STREAM->read($length); return (string)$data; } - + /** * Returns a string from the "translations" table - * + * * @access private * @param int num Offset number of original string * @return string Requested string if found, otherwise '' @@ -191,10 +199,10 @@ class gettext_reader { $data = $this->STREAM->read($length); return (string)$data; } - + /** * Binary search for string - * + * * @access private * @param string string * @param int start (internally used in recursive function) @@ -232,10 +240,10 @@ class gettext_reader { return $this->find_string($string, $half, $end); } } - + /** * Translates a string - * + * * @access public * @param string string to be translated * @return string translated string (or original, if not found) @@ -243,8 +251,8 @@ class gettext_reader { function translate($string) { if ($this->short_circuit) return $string; - $this->load_tables(); - + $this->load_tables(); + if ($this->enable_cache) { // Caching enabled, get translated string from cache if (array_key_exists($string, $this->cache_translations)) @@ -261,17 +269,66 @@ class gettext_reader { } } + /** + * Sanitize plural form expression for use in PHP eval call. + * + * @access private + * @return string sanitized plural form expression + */ + function sanitize_plural_expression($expr) { + // Get rid of disallowed characters. + $expr = preg_replace('@[^a-zA-Z0-9_:;\(\)\?\|\&=!<>+*/\%-]@', '', $expr); + + // Add parenthesis for tertiary '?' operator. + $expr .= ';'; + $res = ''; + $p = 0; + for ($i = 0; $i < strlen($expr); $i++) { + $ch = $expr[$i]; + switch ($ch) { + case '?': + $res .= ' ? ('; + $p++; + break; + case ':': + $res .= ') : ('; + break; + case ';': + $res .= str_repeat( ')', $p) . ';'; + $p = 0; + break; + default: + $res .= $ch; + } + } + return $res; + } + + /** + * Parse full PO header and extract only plural forms line. + * + * @access private + * @return string verbatim plural form header field + */ + function extract_plural_forms_header_from_po_header($header) { + if (preg_match("/(^|\n)plural-forms: ([^\n]*)\n/i", $header, $regs)) + $expr = $regs[2]; + else + $expr = "nplurals=2; plural=n == 1 ? 0 : 1;"; + return $expr; + } + /** * Get possible plural forms from MO header - * + * * @access private * @return string plural form header */ function get_plural_forms() { - // lets assume message number 0 is header + // lets assume message number 0 is header // this is true, right? $this->load_tables(); - + // cache header field for plural forms if (! is_string($this->pluralheader)) { if ($this->enable_cache) { @@ -279,18 +336,15 @@ class gettext_reader { } else { $header = $this->get_translation_string(0); } - if (eregi("plural-forms: ([^\n]*)\n", $header, $regs)) - $expr = $regs[1]; - else - $expr = "nplurals=2; plural=n == 1 ? 0 : 1;"; - $this->pluralheader = $expr; + $expr = $this->extract_plural_forms_header_from_po_header($header); + $this->pluralheader = $this->sanitize_plural_expression($expr); } return $this->pluralheader; } /** * Detects which plural form to take - * + * * @access private * @param n count * @return int array index of the right plural form @@ -300,7 +354,7 @@ class gettext_reader { $string = str_replace('nplurals',"\$total",$string); $string = str_replace("n",$n,$string); $string = str_replace('plural',"\$plural",$string); - + $total = 0; $plural = 0; @@ -311,7 +365,7 @@ class gettext_reader { /** * Plural version of gettext - * + * * @access public * @param string single * @param string plural @@ -327,12 +381,12 @@ class gettext_reader { } // find out the appropriate form - $select = $this->select_string($number); - + $select = $this->select_string($number); + // this should contains all strings separated by NULLs - $key = $single.chr(0).$plural; - - + $key = $single . chr(0) . $plural; + + if ($this->enable_cache) { if (! array_key_exists($key, $this->cache_translations)) { return ($number != 1) ? $plural : $single; @@ -353,6 +407,15 @@ class gettext_reader { } } + function pgettext($context, $msgid) { + $key = $context . chr(4) . $msgid; + return $this->translate($key); + } + + function npgettext($context, $singular, $plural, $number) { + $singular = $context . chr(4) . $singular; + return $this->ngettext($singular, $plural, $number); + } } ?> diff --git a/lib/gettext/streams.php b/lib/gettext/streams.php index d57aac64..3cdc1584 100644 --- a/lib/gettext/streams.php +++ b/lib/gettext/streams.php @@ -1,6 +1,6 @@ . + Copyright (c) 2003, 2005, 2006, 2009 Danilo Segan . This file is part of PHP-gettext. @@ -21,29 +21,29 @@ */ -// Simple class to wrap file streams, string streams, etc. -// seek is essential, and it should be byte stream + // Simple class to wrap file streams, string streams, etc. + // seek is essential, and it should be byte stream class StreamReader { // should return a string [FIXME: perhaps return array of bytes?] function read($bytes) { return false; } - + // should return new position function seekto($position) { return false; } - + // returns current position function currentpos() { return false; } - + // returns length of entire stream (limit for seekto()s) function length() { return false; } -} +}; class StringReader { var $_pos; @@ -78,7 +78,7 @@ class StringReader { return strlen($this->_str); } -} +}; class FileReader { @@ -93,8 +93,8 @@ class FileReader { $this->_pos = 0; $this->_fd = fopen($filename,'rb'); if (!$this->_fd) { - $this->error = 3; // Cannot read file, probably permissions - return false; + $this->error = 3; // Cannot read file, probably permissions + return false; } } else { $this->error = 2; // File doesn't exist @@ -108,13 +108,14 @@ class FileReader { // PHP 5.1.1 does not read more than 8192 bytes in one fread() // the discussions at PHP Bugs suggest it's the intended behaviour + $data = ''; while ($bytes > 0) { $chunk = fread($this->_fd, $bytes); $data .= $chunk; $bytes -= strlen($chunk); } $this->_pos = ftell($this->_fd); - + return $data; } else return ''; } @@ -137,9 +138,9 @@ class FileReader { fclose($this->_fd); } -} +}; -// Preloads entire file in memory first, then creates a StringReader +// Preloads entire file in memory first, then creates a StringReader // over it (it assumes knowledge of StringReader internals) class CachedFileReader extends StringReader { function CachedFileReader($filename) { @@ -149,8 +150,8 @@ class CachedFileReader extends StringReader { $fd = fopen($filename,'rb'); if (!$fd) { - $this->error = 3; // Cannot read file, probably permissions - return false; + $this->error = 3; // Cannot read file, probably permissions + return false; } $this->_str = fread($fd, $length); fclose($fd); @@ -160,7 +161,7 @@ class CachedFileReader extends StringReader { return false; } } -} +}; -?> \ No newline at end of file +?> -- 2.39.5