X-Git-Url: https://vcs.fsf.org/?p=squirrelmail.git;a=blobdiff_plain;f=functions%2Fi18n.php;h=58ab06ce95c9aff4cdc7c685692b022961c289ef;hp=1d5f66b95c1a9dab3a531c74f41f805092fa4063;hb=62f7daa5b0686061e12aeeee9866c195488c0d44;hpb=4cbca61c0edb615399916a840c5851191d16ef22 diff --git a/functions/i18n.php b/functions/i18n.php index 1d5f66b9..58ab06ce 100644 --- a/functions/i18n.php +++ b/functions/i18n.php @@ -1,9 +1,9 @@ ','<','"'),$string); + } + + $encode=fixcharset($charset); + $encodefile=SM_PATH . 'functions/encode/' . $encode . '.php'; + if (file_exists($encodefile)) { + include_once($encodefile); + $ret = call_user_func('charset_encode_'.$encode, $string); + } else { + $ret = $string; + } + return( $ret ); +} + +/** + * Combined decoding and encoding functions + * + * If conversion is done to charset different that utf-8, unsupported symbols + * will be replaced with question marks. + * @param string $in_charset initial charset + * @param string $string string that has to be converted + * @param string $out_charset final charset + * @param boolean $htmlencode keep htmlspecialchars encoding + * @return string converted string + */ +function charset_convert($in_charset,$string,$out_charset,$htmlencode=true) { + $string=charset_decode($in_charset,$string); + $string=charset_encode($string,$out_charset,$htmlencode); + return $string; +} + +/** + * Makes charset name suitable for decoding cycles + * + * @param string $charset Name of charset + * @return string $charset Adjusted name of charset + */ +function fixcharset($charset) { + // minus removed from function names + $charset=str_replace('-','_',$charset); + + // windows-125x and cp125x charsets + $charset=str_replace('windows_','cp',$charset); + + // ibm > cp + $charset=str_replace('ibm','cp',$charset); + + // iso-8859-8-i -> iso-8859-8 + // use same cycle until I'll find differences + $charset=str_replace('iso_8859_8_i','iso_8859_8',$charset); + + return $charset; +} + +/** + * Set up the language to be output + * if $do_search is true, then scan the browser information + * for a possible language that we know + * + * Function sets system locale environment (LC_ALL, LANG, LANGUAGE), + * gettext translation bindings and html header information. + * + * Function returns error codes, if there is some fatal error. + * 0 = no error, + * 1 = mbstring support is not present, + * 2 = mbstring support is not present, user's translation reverted to en_US. + * + * @param string $sm_language translation used by user's interface + * @param bool $do_search use browser's preferred language detection functions. Defaults to false. + * @param bool $default set $sm_language to $squirrelmail_default_language if language detection fails or language is not set. Defaults to false. + * @return int function execution error codes. + */ +function set_up_language($sm_language, $do_search = false, $default = false) { + + static $SetupAlready = 0; + global $use_gettext, $languages, + $squirrelmail_language, $squirrelmail_default_language, + $sm_notAlias, $username, $data_dir; + + if ($SetupAlready) { + return; + } + + $SetupAlready = TRUE; + sqgetGlobalVar('HTTP_ACCEPT_LANGUAGE', $accept_lang, SQ_SERVER); + + if ($do_search && ! $sm_language && isset($accept_lang)) { + $sm_language = substr($accept_lang, 0, 2); + } + + if ((!$sm_language||$default) && isset($squirrelmail_default_language)) { + $squirrelmail_language = $squirrelmail_default_language; + $sm_language = $squirrelmail_default_language; + } + $sm_notAlias = $sm_language; + + // Catching removed translation + // System reverts to English translation if user prefs contain translation + // that is not available in $languages array + if (!isset($languages[$sm_notAlias])) { + $sm_notAlias="en_US"; + } + + while (isset($languages[$sm_notAlias]['ALIAS'])) { + $sm_notAlias = $languages[$sm_notAlias]['ALIAS']; + } + + if ( isset($sm_language) && + $use_gettext && + $sm_language != '' && + isset($languages[$sm_notAlias]['CHARSET']) ) { + bindtextdomain( 'squirrelmail', SM_PATH . 'locale/' ); + textdomain( 'squirrelmail' ); + if (function_exists('bind_textdomain_codeset')) { + if ($sm_notAlias == 'ja_JP') { + bind_textdomain_codeset ("squirrelmail", 'EUC-JP'); + } else { + bind_textdomain_codeset ("squirrelmail", $languages[$sm_notAlias]['CHARSET'] ); + } + } + if (isset($languages[$sm_notAlias]['LOCALE'])){ + $longlocale=$languages[$sm_notAlias]['LOCALE']; + } else { + $longlocale=$sm_notAlias; + } + if ( !ini_get('safe_mode') && + getenv( 'LC_ALL' ) != $longlocale ) { + putenv( "LC_ALL=$longlocale" ); + putenv( "LANG=$longlocale" ); + putenv( "LANGUAGE=$longlocale" ); + } + setlocale(LC_ALL, $longlocale); + + // Set text direction/alignment variables + if (isset($languages[$sm_notAlias]['DIR']) && + $languages[$sm_notAlias]['DIR'] == 'rtl') { + /** + * Text direction + * @global string $text_direction + */ + $text_direction='rtl'; + /** + * Left alignment + * @global string $left_align + */ + $left_align='right'; + /** + * Right alignment + * @global string $right_align + */ + $right_align='left'; + } else { + $text_direction='ltr'; + $left_align='left'; + $right_align='right'; + } + + $squirrelmail_language = $sm_notAlias; + if ($squirrelmail_language == 'ja_JP') { + header ('Content-Type: text/html; charset=EUC-JP'); + if (!function_exists('mb_internal_encoding')) { + // Error messages can't be displayed here + $error = 1; + // Revert to English if possible. + if (function_exists('setPref') && $username!='' && $data_dir!="") { + setPref($data_dir, $username, 'language', "en_US"); + $error = 2; + } + // stop further execution in order not to get php errors on mb_internal_encoding(). + return $error; + } + if (function_exists('mb_language')) { + mb_language('Japanese'); + } + mb_internal_encoding('EUC-JP'); + mb_http_output('pass'); + } else { + header( 'Content-Type: text/html; charset=' . $languages[$sm_notAlias]['CHARSET'] ); + } +} + return 0; +} + +/** + * Sets default_charset variable according to the one that is used by user's translations. + * + * Function changes global $default_charset variable in order to be sure, that it + * contains charset used by user's translation. Sanity of $squirrelmail_default_language + * and $default_charset combination provided in SquirrelMail config is also tested. + * + * There can be a $default_charset setting in the + * config.php file, but the user may have a different language + * selected for a user interface. This function checks the + * language selected by the user and tags the outgoing messages + * with the appropriate charset corresponding to the language + * selection. This is "more right" (tm), than just stamping the + * message blindly with the system-wide $default_charset. + */ +function set_my_charset(){ + global $data_dir, $username, $default_charset, $languages, $squirrelmail_default_language; + + $my_language = getPref($data_dir, $username, 'language'); + if (!$my_language) { + $my_language = $squirrelmail_default_language ; + } + // Catch removed translation + if (!isset($languages[$my_language])) { + $my_language="en_US"; + } + while (isset($languages[$my_language]['ALIAS'])) { $my_language = $languages[$my_language]['ALIAS']; - $my_charset=$languages[$my_language]['CHARSET']; - if ($my_charset) $default_charset=$my_charset; - } + } + $my_charset = $languages[$my_language]['CHARSET']; + if ($my_charset) { + $default_charset = $my_charset; + } +} + +/* ------------------------------ main --------------------------- */ + +global $squirrelmail_language, $languages, $use_gettext; + +if (! isset($squirrelmail_language)) { + $squirrelmail_language = ''; +} + +/** + * Array specifies the available translations. + * + * Structure of array: + * $languages['language']['variable'] = 'value' + * + * Possible 'variable' names: + * NAME - Translation name in English + * CHARSET - Encoding used by translation + * ALIAS - used when 'language' is only short name and 'value' should provide long language name + * ALTNAME - Native translation name. Any 8bit symbols must be html encoded. + * LOCALE - Full locale name (in xx_XX.charset format) + * DIR - Text direction. Used to define Right-to-Left languages. Possible values 'rtl' or 'ltr'. If undefined - defaults to 'ltr' + * XTRA_CODE - translation uses special functions. See doc/i18n.txt + * + * Each 'language' definition requires NAME+CHARSET or ALIAS variables. + * + * @name $languages + * @global array $languages + */ +$languages['bg_BG']['NAME'] = 'Bulgarian'; +$languages['bg_BG']['ALTNAME'] = 'Български'; +$languages['bg_BG']['CHARSET'] = 'windows-1251'; +$languages['bg_BG']['LOCALE'] = 'bg_BG.CP1251'; +$languages['bg']['ALIAS'] = 'bg_BG'; + +$languages['ca_ES']['NAME'] = 'Catalan'; +$languages['ca_ES']['CHARSET'] = 'iso-8859-1'; +$languages['ca_ES']['LOCALE'] = 'ca_ES.ISO8859-1'; +$languages['ca']['ALIAS'] = 'ca_ES'; + +$languages['cs_CZ']['NAME'] = 'Czech'; +$languages['cs_CZ']['ALTNAME'] = 'Čeština'; +$languages['cs_CZ']['CHARSET'] = 'iso-8859-2'; +$languages['cs_CZ']['LOCALE'] = 'cs_CZ.ISO8859-2'; +$languages['cs']['ALIAS'] = 'cs_CZ'; + +$languages['cy_GB']['NAME'] = 'Welsh'; +$languages['cy_GB']['ALTNAME'] = 'Cymraeg'; +$languages['cy_GB']['CHARSET'] = 'iso-8859-1'; +$languages['cy_GB']['LOCALE'] = 'cy_GB.ISO8859-1'; +$languages['cy']['ALIAS'] = 'cy_GB'; + +// Danish locale is da_DK. +$languages['da_DK']['NAME'] = 'Danish'; +$languages['da_DK']['ALTNAME'] = 'Dansk'; +$languages['da_DK']['CHARSET'] = 'iso-8859-1'; +$languages['da_DK']['LOCALE'] = 'da_DK.ISO8859-1'; +$languages['da']['ALIAS'] = 'da_DK'; + +$languages['de_DE']['NAME'] = 'German'; +$languages['de_DE']['ALTNAME'] = 'Deutsch'; +$languages['de_DE']['CHARSET'] = 'iso-8859-1'; +$languages['de_DE']['LOCALE'] = 'de_DE.ISO8859-1'; +$languages['de']['ALIAS'] = 'de_DE'; + +$languages['el_GR']['NAME'] = 'Greek'; +$languages['el_GR']['ALTNAME'] = 'Ελληνικά'; +$languages['el_GR']['CHARSET'] = 'iso-8859-7'; +$languages['el_GR']['LOCALE'] = 'el_GR.ISO8859-7'; +$languages['el']['ALIAS'] = 'el_GR'; + +$languages['en_GB']['NAME'] = 'British'; +$languages['en_GB']['CHARSET'] = 'iso-8859-15'; +$languages['en_GB']['LOCALE'] = 'en_GB.ISO8859-15'; + +$languages['en_US']['NAME'] = 'English'; +$languages['en_US']['CHARSET'] = 'iso-8859-1'; +$languages['en_US']['LOCALE'] = 'en_US.ISO8859-1'; +$languages['en']['ALIAS'] = 'en_US'; + +$languages['es_ES']['NAME'] = 'Spanish'; +$languages['es_ES']['ALTNAME'] = 'Español'; +$languages['es_ES']['CHARSET'] = 'iso-8859-1'; +$languages['es_ES']['LOCALE'] = 'es_ES.ISO8859-1'; +$languages['es']['ALIAS'] = 'es_ES'; + +$languages['et_EE']['NAME'] = 'Estonian'; +$languages['et_EE']['CHARSET'] = 'iso-8859-15'; +$languages['et_EE']['LOCALE'] = 'et_EE.ISO8859-15'; +$languages['et']['ALIAS'] = 'et_EE'; + +$languages['eu_ES']['NAME'] = 'Basque'; +$languages['eu_ES']['CHARSET'] = 'iso-8859-1'; +$languages['eu_ES']['LOCALE'] = 'eu_ES.ISO8859-1'; +$languages['eu']['ALIAS'] = 'eu_ES'; + +$languages['fo_FO']['NAME'] = 'Faroese'; +$languages['fo_FO']['CHARSET'] = 'iso-8859-1'; +$languages['fo_FO']['LOCALE'] = 'fo_FO.ISO8859-1'; +$languages['fo']['ALIAS'] = 'fo_FO'; + +$languages['fi_FI']['NAME'] = 'Finnish'; +$languages['fi_FI']['ALTNAME'] = 'Suomi'; +$languages['fi_FI']['CHARSET'] = 'iso-8859-1'; +$languages['fi_FI']['LOCALE'] = 'fi_FI.ISO8859-1'; +$languages['fi']['ALIAS'] = 'fi_FI'; + +$languages['fr_FR']['NAME'] = 'French'; +$languages['fr_FR']['ALTNAME'] = 'Français'; +$languages['fr_FR']['CHARSET'] = 'iso-8859-1'; +$languages['fr_FR']['LOCALE'] = 'fr_FR.ISO8859-1'; +$languages['fr']['ALIAS'] = 'fr_FR'; + +$languages['hr_HR']['NAME'] = 'Croatian'; +$languages['hr_HR']['CHARSET'] = 'iso-8859-2'; +$languages['hr_HR']['LOCALE'] = 'hr_HR.ISO8859-2'; +$languages['hr']['ALIAS'] = 'hr_HR'; + +$languages['hu_HU']['NAME'] = 'Hungarian'; +$languages['hu_HU']['ALTNAME'] = 'Magyar'; +$languages['hu_HU']['CHARSET'] = 'iso-8859-2'; +$languages['hu_HU']['LOCALE'] = 'hu_HU.ISO8859-2'; +$languages['hu']['ALIAS'] = 'hu_HU'; + +$languages['id_ID']['NAME'] = 'Indonesian'; +$languages['id_ID']['ALTNAME'] = 'Bahasa Indonesia'; +$languages['id_ID']['CHARSET'] = 'iso-8859-1'; +$languages['id_ID']['LOCALE'] = 'id_ID.ISO8859-1'; +$languages['id']['ALIAS'] = 'id_ID'; + +$languages['is_IS']['NAME'] = 'Icelandic'; +$languages['is_IS']['ALTNAME'] = 'Íslenska'; +$languages['is_IS']['CHARSET'] = 'iso-8859-1'; +$languages['is_IS']['LOCALE'] = 'is_IS.ISO8859-1'; +$languages['is']['ALIAS'] = 'is_IS'; + +$languages['it_IT']['NAME'] = 'Italian'; +$languages['it_IT']['CHARSET'] = 'iso-8859-1'; +$languages['it_IT']['LOCALE'] = 'it_IT.ISO8859-1'; +$languages['it']['ALIAS'] = 'it_IT'; + +$languages['ja_JP']['NAME'] = 'Japanese'; +$languages['ja_JP']['ALTNAME'] = '日本語'; +$languages['ja_JP']['CHARSET'] = 'iso-2022-jp'; +$languages['ja_JP']['LOCALE'] = 'ja_JP.EUC-JP'; +$languages['ja_JP']['XTRA_CODE'] = 'japanese_xtra'; +$languages['ja']['ALIAS'] = 'ja_JP'; + +$languages['ko_KR']['NAME'] = 'Korean'; +$languages['ko_KR']['CHARSET'] = 'euc-KR'; +$languages['ko_KR']['LOCALE'] = 'ko_KR.EUC-KR'; +$languages['ko_KR']['XTRA_CODE'] = 'korean_xtra'; +$languages['ko']['ALIAS'] = 'ko_KR'; + +$languages['lt_LT']['NAME'] = 'Lithuanian'; +$languages['lt_LT']['ALTNAME'] = 'Lietuvių'; +$languages['lt_LT']['CHARSET'] = 'utf-8'; +$languages['lt_LT']['LOCALE'] = 'lt_LT.UTF-8'; +$languages['lt']['ALIAS'] = 'lt_LT'; + +$languages['nl_NL']['NAME'] = 'Dutch'; +$languages['nl_NL']['ALTNAME'] = 'Nederlands'; +$languages['nl_NL']['CHARSET'] = 'iso-8859-1'; +$languages['nl_NL']['LOCALE'] = 'nl_NL.ISO8859-1'; +$languages['nl']['ALIAS'] = 'nl_NL'; + +$languages['ms_MY']['NAME'] = 'Malay'; +$languages['ms_MY']['ALTNAME'] = 'Bahasa Melayu'; +$languages['ms_MY']['CHARSET'] = 'iso-8859-1'; +$languages['ms_MY']['LOCALE'] = 'ms_MY.ISO8859-1'; +$languages['my']['ALIAS'] = 'ms_MY'; + +$languages['nb_NO']['NAME'] = 'Norwegian (Bokmål)'; +$languages['nb_NO']['ALTNAME'] = 'Norsk (Bokmål)'; +$languages['nb_NO']['CHARSET'] = 'iso-8859-1'; +$languages['nb_NO']['LOCALE'] = 'nb_NO.ISO8859-1'; +$languages['nb']['ALIAS'] = 'nb_NO'; + +$languages['nn_NO']['NAME'] = 'Norwegian (Nynorsk)'; +$languages['nn_NO']['ALTNAME'] = 'Norsk (Nynorsk)'; +$languages['nn_NO']['CHARSET'] = 'iso-8859-1'; +$languages['nn_NO']['LOCALE'] = 'nn_NO.ISO8859-1'; + +$languages['pl_PL']['NAME'] = 'Polish'; +$languages['pl_PL']['ALTNAME'] = 'Polski'; +$languages['pl_PL']['CHARSET'] = 'iso-8859-2'; +$languages['pl_PL']['LOCALE'] = 'pl_PL.ISO8859-2'; +$languages['pl']['ALIAS'] = 'pl_PL'; + +$languages['pt_PT']['NAME'] = 'Portuguese (Portugal)'; +$languages['pt_PT']['CHARSET'] = 'iso-8859-1'; +$languages['pt_PT']['LOCALE'] = 'pt_PT.ISO8859-1'; +$languages['pt']['ALIAS'] = 'pt_PT'; + +$languages['pt_BR']['NAME'] = 'Portuguese (Brazil)'; +$languages['pt_BR']['ALTNAME'] = 'Português do Brasil'; +$languages['pt_BR']['CHARSET'] = 'iso-8859-1'; +$languages['pt_BR']['LOCALE'] = 'pt_BR.ISO8859-1'; + +$languages['ro_RO']['NAME'] = 'Romanian'; +$languages['ro_RO']['ALTNAME'] = 'Română'; +$languages['ro_RO']['CHARSET'] = 'iso-8859-2'; +$languages['ro_RO']['LOCALE'] = 'ro_RO.ISO8859-2'; +$languages['ro']['ALIAS'] = 'ro_RO'; + +$languages['ru_RU']['NAME'] = 'Russian'; +$languages['ru_RU']['ALTNAME'] = 'Русский'; +$languages['ru_RU']['CHARSET'] = 'utf-8'; +$languages['ru_RU']['LOCALE'] = 'ru_RU.UTF-8'; +$languages['ru']['ALIAS'] = 'ru_RU'; + +$languages['sk_SK']['NAME'] = 'Slovak'; +$languages['sk_SK']['CHARSET'] = 'iso-8859-2'; +$languages['sk_SK']['LOCALE'] = 'sk_SK.ISO8859-2'; +$languages['sk']['ALIAS'] = 'sk_SK'; + +$languages['sl_SI']['NAME'] = 'Slovenian'; +$languages['sl_SI']['ALTNAME'] = 'Slovenščina'; +$languages['sl_SI']['CHARSET'] = 'iso-8859-2'; +$languages['sl_SI']['LOCALE'] = 'sl_SI.ISO8859-2'; +$languages['sl']['ALIAS'] = 'sl_SI'; + +$languages['sr_YU']['NAME'] = 'Serbian'; +$languages['sr_YU']['ALTNAME'] = 'Srpski'; +$languages['sr_YU']['CHARSET'] = 'iso-8859-2'; +$languages['sr_YU']['LOCALE'] = 'sr_YU.ISO8859-2'; +$languages['sr']['ALIAS'] = 'sr_YU'; + +$languages['sv_SE']['NAME'] = 'Swedish'; +$languages['sv_SE']['ALTNAME'] = 'Svenska'; +$languages['sv_SE']['CHARSET'] = 'iso-8859-1'; +$languages['sv_SE']['LOCALE'] = 'sv_SE.ISO8859-1'; +$languages['sv']['ALIAS'] = 'sv_SE'; + +$languages['th_TH']['NAME'] = 'Thai'; +$languages['th_TH']['CHARSET'] = 'tis-620'; +$languages['th_TH']['LOCALE'] = 'th_TH.TIS-620'; +$languages['th']['ALIAS'] = 'th_TH'; + +$languages['tl_PH']['NAME'] = 'Tagalog'; +$languages['tl_PH']['CHARSET'] = 'iso-8859-1'; +$languages['tl_PH']['LOCALE'] = 'tl_PH.ISO8859-1'; +$languages['tl']['ALIAS'] = 'tl_PH'; + +$languages['tr_TR']['NAME'] = 'Turkish'; +$languages['tr_TR']['CHARSET'] = 'iso-8859-9'; +$languages['tr_TR']['LOCALE'] = 'tr_TR.ISO8859-9'; +$languages['tr']['ALIAS'] = 'tr_TR'; + +$languages['zh_TW']['NAME'] = 'Chinese Trad'; +$languages['zh_TW']['CHARSET'] = 'big5'; +$languages['zh_TW']['LOCALE'] = 'zh_TW.BIG5'; +$languages['tw']['ALIAS'] = 'zh_TW'; + +$languages['zh_CN']['NAME'] = 'Chinese Simp'; +$languages['zh_CN']['CHARSET'] = 'gb2312'; +$languages['zh_CN']['LOCALE'] = 'zh_CN.GB2312'; +$languages['cn']['ALIAS'] = 'zh_CN'; + +$languages['uk_UA']['NAME'] = 'Ukrainian'; +$languages['uk_UA']['CHARSET'] = 'koi8-u'; +$languages['uk_UA']['LOCALE'] = 'uk_UA.KOI8-U'; +$languages['uk']['ALIAS'] = 'uk_UA'; + +$languages['ru_UA']['NAME'] = 'Russian (Ukrainian)'; +$languages['ru_UA']['CHARSET'] = 'koi8-r'; +$languages['ru_UA']['LOCALE'] = 'ru_UA.KOI8-R'; + +/* +$languages['vi_VN']['NAME'] = 'Vietnamese'; +$languages['vi_VN']['CHARSET'] = 'utf-8'; +$languages['vi']['ALIAS'] = 'vi_VN'; +*/ + +// Right to left languages +$languages['ar']['NAME'] = 'Arabic'; +$languages['ar']['CHARSET'] = 'windows-1256'; +$languages['ar']['DIR'] = 'rtl'; + +$languages['fa_IR']['NAME'] = 'Farsi'; +$languages['fa_IR']['CHARSET'] = 'utf-8'; +$languages['fa_IR']['DIR'] = 'rtl'; +$languages['fa_IR']['LOCALE'] = 'fa_IR.UTF-8'; +$languages['fa']['ALIAS'] = 'fa_IR'; + +$languages['he_IL']['NAME'] = 'Hebrew'; +$languages['he_IL']['CHARSET'] = 'windows-1255'; +$languages['he_IL']['LOCALE'] = 'he_IL.CP1255'; +$languages['he_IL']['DIR'] = 'rtl'; +$languages['he']['ALIAS'] = 'he_IL'; + +$languages['ug']['NAME'] = 'Uighur'; +$languages['ug']['CHARSET'] = 'utf-8'; +$languages['ug']['DIR'] = 'rtl'; + +/* Detect whether gettext is installed. */ +$gettext_flags = 0; +if (function_exists('_')) { + $gettext_flags += 1; +} +if (function_exists('bindtextdomain')) { + $gettext_flags += 2; +} +if (function_exists('textdomain')) { + $gettext_flags += 4; +} + +/* If gettext is fully loaded, cool */ +if ($gettext_flags == 7) { + $use_gettext = true; +} +/* If we can fake gettext, try that */ +elseif ($gettext_flags == 0) { + $use_gettext = true; + include_once(SM_PATH . 'functions/gettext.php'); +} else { + /* Uh-ho. A weird install */ + if (! $gettext_flags & 1) { + /** + * Function is used as replacement in broken installs + * @ignore + */ + function _($str) { + return $str; + } + } + if (! $gettext_flags & 2) { + /** + * Function is used as replacement in broken installs + * @ignore + */ + function bindtextdomain() { + return; + } + } + if (! $gettext_flags & 4) { + /** + * Function is used as replacemet in broken installs + * @ignore + */ + function textdomain() { + return; + } + } +} + + +/** + * Japanese charset extra function + * + * Action performed by function is defined by first argument. + * Default return value is defined by second argument. + * Use of third argument depends on action. + * + * @param string $action action performed by this function. + * possible values: + * decode - convert returned string to euc-jp. third argument unused + * encode - convert returned string to jis. third argument unused + * strimwidth - third argument=$width. trims string to $width symbols. + * encodeheader - create base64 encoded header in iso-2022-jp. third argument unused + * decodeheader - return human readable string from mime header. string is returned in euc-jp. third argument unused + * downloadfilename - third argument $useragent. Arguments provide browser info. Returns shift-jis or euc-jp encoded file name + * wordwrap - third argument=$wrap. wraps text at $wrap symbols + * utf7-imap_encode - returns string converted from euc-jp to utf7-imap. third argument unused + * utf7-imap_decode - returns string converted from utf7-imap to euc-jp. third argument unused + * @param string $ret default return value + */ +function japanese_xtra() { + $ret = func_get_arg(1); /* default return value */ + if (function_exists('mb_detect_encoding')) { + switch (func_get_arg(0)) { /* action */ + case 'decode': + $detect_encoding = @mb_detect_encoding($ret); + if ($detect_encoding == 'JIS' || + $detect_encoding == 'EUC-JP' || + $detect_encoding == 'SJIS' || + $detect_encoding == 'UTF-8') { + + $ret = mb_convert_kana(mb_convert_encoding($ret, 'EUC-JP', 'AUTO'), "KV"); + } + break; + case 'encode': + $detect_encoding = @mb_detect_encoding($ret); + if ($detect_encoding == 'JIS' || + $detect_encoding == 'EUC-JP' || + $detect_encoding == 'SJIS' || + $detect_encoding == 'UTF-8') { + + $ret = mb_convert_encoding(mb_convert_kana($ret, "KV"), 'JIS', 'AUTO'); + } + break; + case 'strimwidth': + $width = func_get_arg(2); + $ret = mb_strimwidth($ret, 0, $width, '...'); + break; + case 'encodeheader': + $result = ''; + if (strlen($ret) > 0) { + $tmpstr = mb_substr($ret, 0, 1); + $prevcsize = strlen($tmpstr); + for ($i = 1; $i < mb_strlen($ret); $i++) { + $tmp = mb_substr($ret, $i, 1); + if (strlen($tmp) == $prevcsize) { + $tmpstr .= $tmp; + } else { + if ($prevcsize == 1) { + $result .= $tmpstr; + } else { + $result .= str_replace(' ', '', + mb_encode_mimeheader($tmpstr,'iso-2022-jp','B','')); + } + $tmpstr = $tmp; + $prevcsize = strlen($tmp); + } + } + if (strlen($tmpstr)) { + if (strlen(mb_substr($tmpstr, 0, 1)) == 1) + $result .= $tmpstr; + else + $result .= str_replace(' ', '', + mb_encode_mimeheader($tmpstr,'iso-2022-jp','B','')); + } + } + $ret = $result; + break; + case 'decodeheader': + $ret = str_replace("\t", "", $ret); + if (eregi('=\\?([^?]+)\\?(q|b)\\?([^?]+)\\?=', $ret)) + $ret = @mb_decode_mimeheader($ret); + $ret = @mb_convert_encoding($ret, 'EUC-JP', 'AUTO'); + break; + case 'downloadfilename': + $useragent = func_get_arg(2); + if (strstr($useragent, 'Windows') !== false || + strstr($useragent, 'Mac_') !== false) { + $ret = mb_convert_encoding($ret, 'SJIS', 'AUTO'); + } else { + $ret = mb_convert_encoding($ret, 'EUC-JP', 'AUTO'); +} + break; + case 'wordwrap': + $no_begin = "\x21\x25\x29\x2c\x2e\x3a\x3b\x3f\x5d\x7d\xa1\xf1\xa1\xeb\xa1" . + "\xc7\xa1\xc9\xa2\xf3\xa1\xec\xa1\xed\xa1\xee\xa1\xa2\xa1\xa3\xa1\xb9" . + "\xa1\xd3\xa1\xd5\xa1\xd7\xa1\xd9\xa1\xdb\xa1\xcd\xa4\xa1\xa4\xa3\xa4" . + "\xa5\xa4\xa7\xa4\xa9\xa4\xc3\xa4\xe3\xa4\xe5\xa4\xe7\xa4\xee\xa1\xab" . + "\xa1\xac\xa1\xb5\xa1\xb6\xa5\xa1\xa5\xa3\xa5\xa5\xa5\xa7\xa5\xa9\xa5" . + "\xc3\xa5\xe3\xa5\xe5\xa5\xe7\xa5\xee\xa5\xf5\xa5\xf6\xa1\xa6\xa1\xbc" . + "\xa1\xb3\xa1\xb4\xa1\xaa\xa1\xf3\xa1\xcb\xa1\xa4\xa1\xa5\xa1\xa7\xa1" . + "\xa8\xa1\xa9\xa1\xcf\xa1\xd1"; + $no_end = "\x5c\x24\x28\x5b\x7b\xa1\xf2\x5c\xa1\xc6\xa1\xc8\xa1\xd2\xa1" . + "\xd4\xa1\xd6\xa1\xd8\xa1\xda\xa1\xcc\xa1\xf0\xa1\xca\xa1\xce\xa1\xd0\xa1\xef"; + $wrap = func_get_arg(2); + + if (strlen($ret) >= $wrap && + substr($ret, 0, 1) != '>' && + strpos($ret, 'http://') === FALSE && + strpos($ret, 'https://') === FALSE && + strpos($ret, 'ftp://') === FALSE) { + + $ret = mb_convert_kana($ret, "KV"); + + $line_new = ''; + $ptr = 0; + + while ($ptr < strlen($ret) - 1) { + $l = mb_strcut($ret, $ptr, $wrap); + $ptr += strlen($l); + $tmp = $l; + + $l = mb_strcut($ret, $ptr, 2); + while (strlen($l) != 0 && mb_strpos($no_begin, $l) !== FALSE ) { + $tmp .= $l; + $ptr += strlen($l); + $l = mb_strcut($ret, $ptr, 1); + } + $line_new .= $tmp; + if ($ptr < strlen($ret) - 1) + $line_new .= "\n"; + } + $ret = $line_new; + } + break; + case 'utf7-imap_encode': + $ret = mb_convert_encoding($ret, 'UTF7-IMAP', 'EUC-JP'); + break; + case 'utf7-imap_decode': + $ret = mb_convert_encoding($ret, 'EUC-JP', 'UTF7-IMAP'); + break; + } + } + return $ret; +} + +/************************** + * Japanese extra functions + **************************/ + +/** + * Japanese decoding function + * + * converts string to euc-jp, if string uses JIS, EUC-JP, ShiftJIS or UTF-8 + * charset. Needs mbstring support in php. + * @param string $ret text, that has to be converted + * @return string converted string + * @since 1.5.1 + */ +function japanese_xtra_decode($ret) { + if (function_exists('mb_detect_encoding')) { + $detect_encoding = @mb_detect_encoding($ret); + if ($detect_encoding == 'JIS' || + $detect_encoding == 'EUC-JP' || + $detect_encoding == 'SJIS' || + $detect_encoding == 'UTF-8') { + + $ret = mb_convert_kana(mb_convert_encoding($ret, 'EUC-JP', 'AUTO'), "KV"); + } + } + return $ret; +} + +/** + * Japanese encoding function + * + * converts string to jis, if string uses JIS, EUC-JP, ShiftJIS or UTF-8 + * charset. Needs mbstring support in php. + * @param string $ret text, that has to be converted + * @return string converted text + * @since 1.5.1 + */ +function japanese_xtra_encode($ret) { + if (function_exists('mb_detect_encoding')) { + $detect_encoding = @mb_detect_encoding($ret); + if ($detect_encoding == 'JIS' || + $detect_encoding == 'EUC-JP' || + $detect_encoding == 'SJIS' || + $detect_encoding == 'UTF-8') { + + $ret = mb_convert_encoding(mb_convert_kana($ret, "KV"), 'JIS', 'AUTO'); + } + } + return $ret; +} + +/** + * Japanese header encoding function + * + * creates base64 encoded header in iso-2022-jp charset + * @param string $ret text, that has to be converted + * @return string mime base64 encoded string + * @since 1.5.1 + */ +function japanese_xtra_encodeheader($ret) { + if (function_exists('mb_detect_encoding')) { + $result = ''; + if (strlen($ret) > 0) { + $tmpstr = mb_substr($ret, 0, 1); + $prevcsize = strlen($tmpstr); + for ($i = 1; $i < mb_strlen($ret); $i++) { + $tmp = mb_substr($ret, $i, 1); + if (strlen($tmp) == $prevcsize) { + $tmpstr .= $tmp; + } else { + if ($prevcsize == 1) { + $result .= $tmpstr; + } else { + $result .= str_replace(' ', '', + mb_encode_mimeheader($tmpstr,'iso-2022-jp','B','')); + } + $tmpstr = $tmp; + $prevcsize = strlen($tmp); + } + } + if (strlen($tmpstr)) { + if (strlen(mb_substr($tmpstr, 0, 1)) == 1) + $result .= $tmpstr; + else + $result .= str_replace(' ', '', + mb_encode_mimeheader($tmpstr,'iso-2022-jp','B','')); + } + } + $ret = $result; + } + return $ret; +} + +/** + * Japanese header decoding function + * + * return human readable string from mime header. string is returned in euc-jp + * charset. + * @param string $ret header string + * @return string decoded header string + * @since 1.5.1 + */ +function japanese_xtra_decodeheader($ret) { + if (function_exists('mb_detect_encoding')) { + $ret = str_replace("\t", "", $ret); + if (eregi('=\\?([^?]+)\\?(q|b)\\?([^?]+)\\?=', $ret)) + $ret = @mb_decode_mimeheader($ret); + $ret = @mb_convert_encoding($ret, 'EUC-JP', 'AUTO'); + } + return $ret; +} + +/** + * Japanese downloaded filename processing function + * + * Returns shift-jis or euc-jp encoded file name + * @param string $ret string + * @param string $useragent browser + * @return string converted string + * @since 1.5.1 + */ +function japanese_xtra_downloadfilename($ret,$useragent) { + if (function_exists('mb_detect_encoding')) { + if (strstr($useragent, 'Windows') !== false || + strstr($useragent, 'Mac_') !== false) { + $ret = mb_convert_encoding($ret, 'SJIS', 'AUTO'); + } else { + $ret = mb_convert_encoding($ret, 'EUC-JP', 'AUTO'); + } + } + return $ret; +} + +/** + * Japanese wordwrap function + * + * wraps text at set number of symbols + * @param string $ret text + * @param integer $wrap number of symbols per line + * @return string wrapped text + * @since 1.5.1 + */ +function japanese_xtra_wordwrap($ret,$wrap) { + if (function_exists('mb_detect_encoding')) { + $no_begin = "\x21\x25\x29\x2c\x2e\x3a\x3b\x3f\x5d\x7d\xa1\xf1\xa1\xeb\xa1" . + "\xc7\xa1\xc9\xa2\xf3\xa1\xec\xa1\xed\xa1\xee\xa1\xa2\xa1\xa3\xa1\xb9" . + "\xa1\xd3\xa1\xd5\xa1\xd7\xa1\xd9\xa1\xdb\xa1\xcd\xa4\xa1\xa4\xa3\xa4" . + "\xa5\xa4\xa7\xa4\xa9\xa4\xc3\xa4\xe3\xa4\xe5\xa4\xe7\xa4\xee\xa1\xab" . + "\xa1\xac\xa1\xb5\xa1\xb6\xa5\xa1\xa5\xa3\xa5\xa5\xa5\xa7\xa5\xa9\xa5" . + "\xc3\xa5\xe3\xa5\xe5\xa5\xe7\xa5\xee\xa5\xf5\xa5\xf6\xa1\xa6\xa1\xbc" . + "\xa1\xb3\xa1\xb4\xa1\xaa\xa1\xf3\xa1\xcb\xa1\xa4\xa1\xa5\xa1\xa7\xa1" . + "\xa8\xa1\xa9\xa1\xcf\xa1\xd1"; + $no_end = "\x5c\x24\x28\x5b\x7b\xa1\xf2\x5c\xa1\xc6\xa1\xc8\xa1\xd2\xa1" . + "\xd4\xa1\xd6\xa1\xd8\xa1\xda\xa1\xcc\xa1\xf0\xa1\xca\xa1\xce\xa1\xd0\xa1\xef"; + + if (strlen($ret) >= $wrap && + substr($ret, 0, 1) != '>' && + strpos($ret, 'http://') === FALSE && + strpos($ret, 'https://') === FALSE && + strpos($ret, 'ftp://') === FALSE) { + + $ret = mb_convert_kana($ret, "KV"); + + $line_new = ''; + $ptr = 0; + + while ($ptr < strlen($ret) - 1) { + $l = mb_strcut($ret, $ptr, $wrap); + $ptr += strlen($l); + $tmp = $l; + + $l = mb_strcut($ret, $ptr, 2); + while (strlen($l) != 0 && mb_strpos($no_begin, $l) !== FALSE ) { + $tmp .= $l; + $ptr += strlen($l); + $l = mb_strcut($ret, $ptr, 1); + } + $line_new .= $tmp; + if ($ptr < strlen($ret) - 1) + $line_new .= "\n"; + } + $ret = $line_new; + } + } + return $ret; +} + +/** + * Japanese imap folder name encoding function + * + * converts folder name from euc-jp to utf7-imap + * @param string $ret folder name + * @return string converted folder name + * @since 1.5.1 + */ +function japanese_xtra_utf7_imap_encode($ret){ + if (function_exists('mb_detect_encoding')) { + $ret = mb_convert_encoding($ret, 'UTF7-IMAP', 'EUC-JP'); + } + return $ret; +} + +/** + * Japanese imap folder name decoding function + * + * converts folder name from utf7-imap to euc-jp. + * @param string $ret folder name in utf7-imap + * @return string converted folder name + * @since 1.5.1 + */ +function japanese_xtra_utf7_imap_decode($ret) { + if (function_exists('mb_detect_encoding')) { + $ret = mb_convert_encoding($ret, 'EUC-JP', 'UTF7-IMAP'); + } + return $ret; +} + +/** + * Japanese string trimming function + * + * trims string to defined number of symbols + * @param string $ret string + * @param integer $width number of symbols + * @return string trimmed string + * @since 1.5.1 + */ +function japanese_xtra_strimwidth($ret,$width) { + if (function_exists('mb_detect_encoding')) { + $ret = mb_strimwidth($ret, 0, $width, '...'); + } + return $ret; +} + +/******************************** + * Korean charset extra functions + ********************************/ + +/** + * Korean downloaded filename processing functions + * + * @param string default return value + * @return string + */ +function korean_xtra_downloadfilename($ret) { + $ret = str_replace("\x0D\x0A", '', $ret); /* Hanmail's CR/LF Clear */ + for ($i=0;$i= "\xA1" && $ret[$i] <= "\xFE") { /* 0xA1 - 0XFE are Valid */ + $i++; + continue; + } else if (($ret[$i] >= 'a' && $ret[$i] <= 'z') || /* From Original ereg_replace in download.php */ + ($ret[$i] >= 'A' && $ret[$i] <= 'Z') || + ($ret[$i] == '.') || ($ret[$i] == '-')) { + continue; + } else { + $ret[$i] = '_'; + } + } + return $ret; +} + +/** + * Replaces non-braking spaces inserted by some browsers with regular space + * + * This function can be used to replace non-braking space symbols + * that are inserted in forms by some browsers instead of normal + * space symbol. + * + * @param string $string Text that needs to be cleaned + * @param string $charset Charset used in text + * @return string Cleaned text + */ +function cleanup_nbsp($string,$charset) { + + // reduce number of case statements + if (stristr('iso-8859-',substr($charset,0,9))){ + $output_charset="iso-8859-x"; + } + if (stristr('windows-125',substr($charset,0,11))){ + $output_charset="cp125x"; + } + if (stristr('koi8',substr($charset,0,4))){ + $output_charset="koi8-x"; + } + if (! isset($output_charset)){ + $output_charset=strtolower($charset); + } + +// where is non-braking space symbol +switch($output_charset): + case "iso-8859-x": + case "cp125x": + case "iso-2022-jp": + $nbsp="\xA0"; + break; + case "koi8-x": + $nbsp="\x9A"; + break; + case "utf-8": + $nbsp="\xC2\xA0"; + break; + default: + // don't change string if charset is unmatched + return $string; +endswitch; + +// return space instead of non-braking space. + return str_replace($nbsp,' ',$string); +} + +/** + * Function informs if it is safe to convert given charset to the one that is used by user. + * + * It is safe to use conversion only if user uses utf-8 encoding and when + * converted charset is similar to the one that is used by user. + * + * @param string $input_charset Charset of text that needs to be converted + * @return bool is it possible to convert to user's charset + */ +function is_conversion_safe($input_charset) { + global $languages, $sm_notAlias, $default_charset; + + // convert to lower case + $input_charset = strtolower($input_charset); + + // Is user's locale Unicode based ? + if ( $default_charset == "utf-8" ) { + return true; + } -?> + // Charsets that are similar +switch ($default_charset): +case "windows-1251": + if ( $input_charset == "iso-8859-5" || + $input_charset == "koi8-r" || + $input_charset == "koi8-u" ) { + return true; + } else { + return false; + } +case "windows-1257": + if ( $input_charset == "iso-8859-13" || + $input_charset == "iso-8859-4" ) { + return true; + } else { + return false; + } +case "iso-8859-4": + if ( $input_charset == "iso-8859-13" || + $input_charset == "windows-1257" ) { + return true; + } else { + return false; + } +case "iso-8859-5": + if ( $input_charset == "windows-1251" || + $input_charset == "koi8-r" || + $input_charset == "koi8-u" ) { + return true; + } else { + return false; + } +case "iso-8859-13": + if ( $input_charset == "iso-8859-4" || + $input_charset == "windows-1257" ) { + return true; + } else { + return false; + } +case "koi8-r": + if ( $input_charset == "windows-1251" || + $input_charset == "iso-8859-5" || + $input_charset == "koi8-u" ) { + return true; + } else { + return false; + } +case "koi8-u": + if ( $input_charset == "windows-1251" || + $input_charset == "iso-8859-5" || + $input_charset == "koi8-r" ) { + return true; + } else { + return false; + } +default: + return false; +endswitch; +} +?> \ No newline at end of file