115 lines
3.4 KiB
PHP
115 lines
3.4 KiB
PHP
<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* Charset conversion functions.
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*
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* @package PhpMyAdmin
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*/
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if (! defined('PHPMYADMIN')) {
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exit;
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}
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define('PMA_CHARSET_NONE', 0);
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define('PMA_CHARSET_ICONV', 1);
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define('PMA_CHARSET_RECODE', 2);
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define('PMA_CHARSET_ICONV_AIX', 3);
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define('PMA_CHARSET_MB', 4);
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if (! isset($GLOBALS['cfg']['RecodingEngine'])) {
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$GLOBALS['cfg']['RecodingEngine'] = '';
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}
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// Finally detect which function we will use:
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if ($GLOBALS['cfg']['RecodingEngine'] == 'iconv') {
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if (@function_exists('iconv')) {
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if ((@stristr(PHP_OS, 'AIX'))
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&& (@strcasecmp(ICONV_IMPL, 'unknown') == 0)
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&& (@strcasecmp(ICONV_VERSION, 'unknown') == 0)
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) {
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$PMA_recoding_engine = PMA_CHARSET_ICONV_AIX;
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} else {
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$PMA_recoding_engine = PMA_CHARSET_ICONV;
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}
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} else {
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$PMA_recoding_engine = PMA_CHARSET_NONE;
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PMA_warnMissingExtension('iconv');
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}
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} elseif ($GLOBALS['cfg']['RecodingEngine'] == 'recode') {
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if (@function_exists('recode_string')) {
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$PMA_recoding_engine = PMA_CHARSET_RECODE;
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} else {
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$PMA_recoding_engine = PMA_CHARSET_NONE;
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PMA_warnMissingExtension('recode');
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}
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} elseif ($GLOBALS['cfg']['RecodingEngine'] == 'mb') {
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if (@function_exists('mb_convert_encoding')) {
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$PMA_recoding_engine = PMA_CHARSET_MB;
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} else {
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$PMA_recoding_engine = PMA_CHARSET_NONE;
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PMA_warnMissingExtension('mbstring');
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}
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} elseif ($GLOBALS['cfg']['RecodingEngine'] == 'auto') {
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if (@function_exists('iconv')) {
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if ((@stristr(PHP_OS, 'AIX'))
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&& (@strcasecmp(ICONV_IMPL, 'unknown') == 0)
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&& (@strcasecmp(ICONV_VERSION, 'unknown') == 0)
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) {
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$PMA_recoding_engine = PMA_CHARSET_ICONV_AIX;
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} else {
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$PMA_recoding_engine = PMA_CHARSET_ICONV;
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}
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} elseif (@function_exists('recode_string')) {
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$PMA_recoding_engine = PMA_CHARSET_RECODE;
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} elseif (@function_exists('mb_convert_encoding')) {
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$PMA_recoding_engine = PMA_CHARSET_MB;
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} else {
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$PMA_recoding_engine = PMA_CHARSET_NONE;
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}
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} else {
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$PMA_recoding_engine = PMA_CHARSET_NONE;
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}
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/* Load AIX iconv wrapper if needed */
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if ($PMA_recoding_engine == PMA_CHARSET_ICONV_AIX) {
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include_once './libraries/iconv_wrapper.lib.php';
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}
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/**
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* Converts encoding of text according to parameters with detected
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* conversion function.
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*
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* @param string $src_charset source charset
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* @param string $dest_charset target charset
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* @param string $what what to convert
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*
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* @return string converted text
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*
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* @access public
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*
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*/
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function PMA_convertString($src_charset, $dest_charset, $what)
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{
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if ($src_charset == $dest_charset) {
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return $what;
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}
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switch ($GLOBALS['PMA_recoding_engine']) {
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case PMA_CHARSET_RECODE:
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return recode_string($src_charset . '..' . $dest_charset, $what);
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case PMA_CHARSET_ICONV:
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return iconv(
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$src_charset, $dest_charset . $GLOBALS['cfg']['IconvExtraParams'], $what
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);
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case PMA_CHARSET_ICONV_AIX:
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return PMA_convertAIXIconv(
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$src_charset, $dest_charset . $GLOBALS['cfg']['IconvExtraParams'], $what
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);
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case PMA_CHARSET_MB:
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return mb_convert_encoding(
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$what, $dest_charset, $src_charset
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);
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default:
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return $what;
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}
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} // end of the "PMA_convertString()" function
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?>
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