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@@ -586,52 +586,58 @@ function api_str_ireplace($search, $replace, $subject, & $count = null, $encodin
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if (empty($encoding)) {
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$encoding = _api_mb_internal_encoding();
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}
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- if (!is_array($search) && !is_array($replace)) {
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- if (!api_is_utf8($encoding)) {
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- $search = api_utf8_encode($search, $encoding);
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- }
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- $slen = api_byte_count($search);
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- if ( $slen == 0 ) {
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+ if (api_is_encoding_supported($encoding)) {
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+ if (!is_array($search) && !is_array($replace)) {
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+ if (!api_is_utf8($encoding)) {
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+ $search = api_utf8_encode($search, $encoding);
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+ }
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+ $slen = api_byte_count($search);
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+ if ( $slen == 0 ) {
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+ return $subject;
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+ }
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+ if (!api_is_utf8($encoding)) {
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+ $replace = api_utf8_encode($replace, $encoding);
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+ $subject = api_utf8_encode($subject, $encoding);
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+ }
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+ $lendif = api_byte_count($replace) - api_byte_count($search);
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+ $search = api_strtolower($search, 'UTF-8');
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+ $search = preg_quote($search);
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+ $lstr = api_strtolower($subject, 'UTF-8');
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+ $i = 0;
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+ $matched = 0;
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+ while (preg_match('/(.*)'.$search.'/Us', $lstr, $matches) ) {
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+ if ($i === $count) {
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+ break;
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+ }
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+ $mlen = api_byte_count($matches[0]);
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+ $lstr = substr($lstr, $mlen);
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+ $subject = substr_replace($subject, $replace, $matched + api_byte_count($matches[1]), $slen);
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+ $matched += $mlen + $lendif;
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+ $i++;
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+ }
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+ if (!api_is_utf8($encoding)) {
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+ $subject = api_utf8_decode($subject, $encoding);
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+ }
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return $subject;
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- }
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- if (!api_is_utf8($encoding)) {
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- $replace = api_utf8_encode($replace, $encoding);
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- $subject = api_utf8_encode($subject, $encoding);
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- }
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- $lendif = api_byte_count($replace) - api_byte_count($search);
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- $search = api_strtolower($search, 'UTF-8');
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- $search = preg_quote($search);
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- $lstr = api_strtolower($subject, 'UTF-8');
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- $i = 0;
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- $matched = 0;
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- while (preg_match('/(.*)'.$search.'/Us', $lstr, $matches) ) {
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- if ($i === $count) {
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- break;
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- }
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- $mlen = api_byte_count($matches[0]);
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- $lstr = substr($lstr, $mlen);
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- $subject = substr_replace($subject, $replace, $matched + api_byte_count($matches[1]), $slen);
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- $matched += $mlen + $lendif;
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- $i++;
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- }
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- if (!api_is_utf8($encoding)) {
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- $subject = api_utf8_decode($subject, $encoding);
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- }
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- return $subject;
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- } else {
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- foreach (array_keys($search) as $k) {
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- if (is_array($replace)) {
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- if (array_key_exists($k, $replace)) {
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- $subject = api_str_ireplace($search[$k], $replace[$k], $subject, $count);
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+ } else {
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+ foreach (array_keys($search) as $k) {
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+ if (is_array($replace)) {
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+ if (array_key_exists($k, $replace)) {
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+ $subject = api_str_ireplace($search[$k], $replace[$k], $subject, $count);
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+ } else {
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+ $subject = api_str_ireplace($search[$k], '', $subject, $count);
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+ }
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} else {
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- $subject = api_str_ireplace($search[$k], '', $subject, $count);
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+ $subject = api_str_ireplace($search[$k], $replace, $subject, $count);
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}
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- } else {
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- $subject = api_str_ireplace($search[$k], $replace, $subject, $count);
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}
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+ return $subject;
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}
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- return $subject;
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}
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+ if (is_null($count)) {
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+ return str_ireplace($search, $replace, $subject);
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+ }
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+ return str_ireplace($search, $replace, $subject, $count);
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}
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/**
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