diff options
Diffstat (limited to 'system/core/Output.php')
| -rw-r--r-- | system/core/Output.php | 29 |
1 files changed, 12 insertions, 17 deletions
diff --git a/system/core/Output.php b/system/core/Output.php index 6f250b110..f62885a72 100644 --- a/system/core/Output.php +++ b/system/core/Output.php @@ -842,12 +842,9 @@ class CI_Output { // Replace tabs with spaces $output = preg_replace('/\t/', ' ', $output); - // Replace carriage returns with new line - $output = preg_replace('/\r/', "\n", $output); - - // Replace multiple new line with single new line + // Replace carriage returns & multiple new lines with single new line // and trim any leading or trailing whitespace - $output = trim(preg_replace('/\n+/', "\n", $output)); + $output = trim(preg_replace(array('/\r/', '/\n+/'), "\n", $output)); // Remove spaces when safe to do so. $in_string = $in_dstring = $prev = FALSE; @@ -864,11 +861,9 @@ class CI_Output { // Strip spaces preceded/followed by a non-ASCII character // or not preceded/followed by an alphanumeric // or not preceded/followed \ $ and _ - if ((preg_match('/^[\x20-\x7f]*$/D', $next) - || preg_match('/^[\x20-\x7f]*$/D', $prev)) + if ((preg_match('/^[\x20-\x7f]*$/D', $next) or preg_match('/^[\x20-\x7f]*$/D', $prev)) && ( ! ctype_alnum($next) || ! ctype_alnum($prev)) - && ( ! in_array($next, array('\\', '_', '$')) - && ! in_array($prev, array('\\', '_', '$')))) + && ( ! in_array($next, array('\\', '_', '$')) && ! in_array($prev, array('\\', '_', '$')))) { unset($array_output[$key]); } @@ -897,18 +892,18 @@ class CI_Output { // Remove new line characters unless previous or next character is // printable or Non-ASCII preg_match_all('/[\n]/', $output, $lf, PREG_OFFSET_CAPTURE); + $removed_lf = 0; foreach ($lf as $feed_position) { - foreach($feed_position as $position) + foreach ($feed_position as $position) { - $next_char = substr($output, $position[1] + 1, 1); - $prev_char = substr($output, $position[1] - 1, 1); - if ( ! ctype_print($next_char) - && ! ctype_print($prev_char) - && ! preg_match('/^[\x20-\x7f]*$/D', $next_char) - && ! preg_match('/^[\x20-\x7f]*$/D', $prev_char)) + $next_char = substr($output, $position[1] - $removed_lf + 1, 1); + $prev_char = substr($output, $position[1] - $removed_lf - 1, 1); + if ( ! ctype_print($next_char) && ! ctype_print($prev_char) + && ! preg_match('/^[\x20-\x7f]*$/D', $next_char) && ! preg_match('/^[\x20-\x7f]*$/D', $prev_char)) { - substr_replace($output, '', $position[1], 1); + $output = substr_replace($output, '', $position[1] - $removed_lf, 1); + $removed_lf++; } } } |