diff options
Diffstat (limited to 'system/core/Utf8.php')
| -rw-r--r-- | system/core/Utf8.php | 33 |
1 files changed, 27 insertions, 6 deletions
diff --git a/system/core/Utf8.php b/system/core/Utf8.php index ff3e49139..b58c611e1 100644 --- a/system/core/Utf8.php +++ b/system/core/Utf8.php @@ -59,17 +59,31 @@ class CI_Utf8 { { define('MB_ENABLED', TRUE); mb_internal_encoding($charset); + // This is required for mb_convert_encoding() to strip invalid characters + ini_set('mbstring.substitute_character', 'none'); } else { define('MB_ENABLED', FALSE); } + // Do the same for iconv, which actually has more easy to remember + // predefined constants (such as ICONV_IMPL), but the iconv PHP + // manual page says that using them is "strongly discouraged". + if (extension_loaded('iconv')) + { + define('ICONV_ENABLED', TRUE); + iconv_set_encoding('internal_encoding', $charset); + } + else + { + define('ICONV_ENABLED', FALSE); + } + if ( - defined('PREG_BAD_UTF8_ERROR') // PCRE must support UTF-8 - && function_exists('iconv') // iconv must be installed - && MB_ENABLED === TRUE // mbstring must be enabled - && $charset === 'UTF-8' // Application charset must be UTF-8 + defined('PREG_BAD_UTF8_ERROR') // PCRE must support UTF-8 + && (ICONV_ENABLED === TRUE OR MB_ENABLED === TRUE) // iconv or mbstring must be installed + && $charset === 'UTF-8' // Application charset must be UTF-8 ) { define('UTF8_ENABLED', TRUE); @@ -98,7 +112,14 @@ class CI_Utf8 { { if ($this->_is_ascii($str) === FALSE) { - $str = @iconv('UTF-8', 'UTF-8//IGNORE', $str); + if (ICONV_ENABLED) + { + $str = @iconv('UTF-8', 'UTF-8//IGNORE', $str); + } + elseif (MB_ENABLED) + { + $str = mb_convert_encoding($str, 'UTF-8', 'UTF-8'); + } } return $str; @@ -134,7 +155,7 @@ class CI_Utf8 { */ public function convert_to_utf8($str, $encoding) { - if (function_exists('iconv')) + if (ICONV_ENABLED) { return @iconv($encoding, 'UTF-8', $str); } |