diff options
Diffstat (limited to 'include/functions.inc.php')
| -rw-r--r-- | include/functions.inc.php | 209 |
1 files changed, 194 insertions, 15 deletions
diff --git a/include/functions.inc.php b/include/functions.inc.php index 4e6b97b02..c12bdcda5 100644 --- a/include/functions.inc.php +++ b/include/functions.inc.php @@ -476,8 +476,14 @@ function str2url($str) * * @returns array */ -function get_languages() +function get_languages($target_charset = null) { + if ( empty($target_charset) ) + { + $target_charset = get_pwg_charset(); + } + $target_charset = strtolower($target_charset); + $dir = opendir(PHPWG_ROOT_PATH.'language'); $languages = array(); @@ -487,7 +493,32 @@ function get_languages() if (is_dir($path) and !is_link($path) and file_exists($path.'/iso.txt')) { list($language_name) = @file($path.'/iso.txt'); - $languages[$file] = $language_name; + + $langdef = explode('.',$file); + if (count($langdef)>1) // (langCode,encoding) + { + $langdef[1] = strtolower($langdef[1]); + + if ( + $target_charset==$langdef[1] + or + ($target_charset=='utf-8' and $langdef[1]=='iso-8859-1') + or + ($target_charset=='iso-8859-1' and + in_array( substr($langdef[0],2), array('en','fr','de','es','it','nl'))) + ) + { + $language_name = convert_charset($language_name, + $langdef[1], $target_charset); + $languages[ $langdef[0] ] = $language_name; + } + else + continue; // the language encoding is not compatible with our charset + } + else + { // probably english that is the same in all ISO-xxx and UTF-8 + $languages[$file] = $language_name; + } } } closedir($dir); @@ -1429,8 +1460,8 @@ function get_filter_page_value($value_name) */ function get_pwg_charset() { - //TEMP CODE - global $lang_info;return $lang_info['charset']; + defined('PWG_CHARSET') or die('load_language PWG_CHARSET undefined'); + return PWG_CHARSET; } /** @@ -1449,18 +1480,166 @@ function get_pwg_charset() * @return boolean success status or a string if return_content is true */ function load_language($filename, $dirname = '', $language = '', - $return_content=false) + $return_content=false, $target_charset=null) { - //TEMP CODE - if (!$return_content) $filename.='.php'; - $f = get_language_filepath($filename, $dirname, $language); - if ($f === false) - return false; - if ($return_content) - return @file_get_contents($f); - global $lang, $lang_info; - @include($f); - return true; + global $user; + + if (!$return_content) + { + $filename .= '.php'; //MAYBE to do .. load .po and .mo localization files + } + if (empty($dirname)) + { + $dirname = PHPWG_ROOT_PATH; + } + $dirname .= 'language/'; + + $languages = array(); + if ( !empty($language) ) + { + $languages[] = $language; + } + + if ( !empty($user['language']) ) + { + $languages[] = $user['language']; + } + $languages[] = PHPWG_DEFAULT_LANGUAGE; + $languages = array_unique($languages); + + if ( empty($target_charset) ) + { + $target_charset = get_pwg_charset(); + } + $target_charset = strtolower($target_charset); + $source_charset = ''; + $source_file = ''; + foreach ($languages as $language) + { + $dir = $dirname.$language; + + // exact charset match - no conversion required + $f = $dir.'.'.$target_charset.'/'.$filename; + if (file_exists($f)) + { + $source_file = $f; + break; + } + + // universal language (like Eng) no conversion required + $f = $dir.'/'.$filename; + if (file_exists($f)) + { + $source_file = $f; + break; + } + + if ($target_charset=='utf-8') + { // we accept conversion from ISO-8859-1 to UTF-8 + $f = $dir.'.iso-8859-1/'.$filename; + if (file_exists($f)) + { + $source_charset = 'iso-8859-1'; + $source_file = $f; + break; + } + } + + if ($target_charset=='iso-8859-1' and + in_array( substr($language,2), array('en','fr','de','es','it','nl') ) + ) + { // we accept conversion from UTF-8 to ISO-8859-1 for backward compatibility ONLY + $f = $dir.'.utf-8/'.$filename; + if (file_exists($f)) + { + $source_charset = 'utf-8'; + $source_file = $f; + break; + } + } + } + + if ( !empty($source_file) ) + { + if (!$return_content) + { + @include($source_file); + $load_lang = @$lang; + $load_lang_info = @$lang_info; + + global $lang, $lang_info; + if ( !isset($lang) ) $lang=array(); + if ( !isset($lang_info) ) $lang_info=array(); + + if ( !empty($source_charset) and $source_charset!=$target_charset) + { + if ( is_array($load_lang) ) + { + foreach ($load_lang as $k => $v) + { + if ( is_array($v) ) + { + $func = create_function('$v', 'return convert_charset($v, "'.$source_charset.'","'.$target_charset.'");' ); + $lang[$k] = array_map($func, $v); + } + else + $lang[$k] = convert_charset($v, $source_charset, $target_charset); + } + } + if ( is_array($load_lang_info) ) + { + foreach ($load_lang_info as $k => $v) + { + $lang_info[$k] = convert_charset($v, $source_charset, $target_charset); + } + } + } + else + { + $lang = array_merge( $lang, $load_lang ); + $lang_info = array_merge( $lang_info, $load_lang_info ); + } + return true; + } + else + { + $content = @file_get_contents($source_file); + if ( !empty($source_charset) and $source_charset!=$target_charset) + { + $content = convert_charset($content, $source_charset, $target_charset); + } + return $content; + } + } + return false; } +/** + * converts a string from a character set to another character set + * @param string str the string to be converted + * @param string source_charset the character set in which the string is encoded + * @param string dest_charset the destination character set + */ +function convert_charset($str, $source_charset, $dest_charset) +{ + if ($source_charset==$dest_charset) + return $str; + if ($source_charset=='iso-8859-1' and $dest_charset=='utf-8') + { + return utf8_encode($str); + } + if ($source_charset=='utf-8' and $dest_charset=='iso-8859-1') + { + return utf8_decode($str); + } + if (function_exists('iconv')) + { + return iconv($source_charset, $dest_charset, $str); + } + if (function_exists('mb_convert_encoding')) + { + return mb_convert_encoding( $str, $dest_charset, $source_charset ); + } + return $str; //??? +} ?>
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