| | |
| | | */ |
| | | function send_nocacheing_headers() |
| | | { |
| | | global $OUTPUT; |
| | | |
| | | if (headers_sent()) |
| | | return; |
| | | |
| | | header("Expires: ".gmdate("D, d M Y H:i:s")." GMT"); |
| | | header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT"); |
| | | header("Cache-Control: private, must-revalidate, post-check=0, pre-check=0"); |
| | | header("Pragma: no-cache"); |
| | | |
| | | // Request browser to disable DNS prefetching (CVE-2010-0464) |
| | | header("X-DNS-Prefetch-Control: off"); |
| | | |
| | | // We need to set the following headers to make downloads work using IE in HTTPS mode. |
| | | if (rcube_https_check()) { |
| | | header('Pragma: '); |
| | | header('Cache-Control: '); |
| | | if ($OUTPUT->browser->ie && rcube_https_check()) { |
| | | header('Pragma: private'); |
| | | header("Cache-Control: private, must-revalidate"); |
| | | } else { |
| | | header("Cache-Control: private, no-cache, must-revalidate, post-check=0, pre-check=0"); |
| | | header("Pragma: no-cache"); |
| | | } |
| | | } |
| | | |
| | |
| | | $para = explode($break, $string); |
| | | $string = ''; |
| | | while (count($para)) { |
| | | $list = explode(' ', array_shift($para)); |
| | | $line = array_shift($para); |
| | | if ($line[0] == '>') { |
| | | $string .= $line.$break; |
| | | continue; |
| | | } |
| | | $list = explode(' ', $line); |
| | | $len = 0; |
| | | while (count($list)) { |
| | | $line = array_shift($list); |
| | |
| | | $string .= ($len ? ' ' : '').$line; |
| | | $len += (1 + $l); |
| | | } else { |
| | | if ($l > $width) { |
| | | if ($cut) { |
| | | $start = 0; |
| | | while ($l) { |
| | | $str = mb_substr($line, $start, $width); |
| | | $strlen = mb_strlen($str); |
| | | $string .= ($len ? $break : '').$str; |
| | | $start += $strlen; |
| | | $l -= $strlen; |
| | | $len = $strlen; |
| | | } |
| | | } else { |
| | | $string .= ($len ? $break : '').$line; |
| | | if (count($list)) $string .= $break; |
| | | $len = 0; |
| | | } |
| | | } else { |
| | | if ($l > $width) { |
| | | if ($cut) { |
| | | $start = 0; |
| | | while ($l) { |
| | | $str = mb_substr($line, $start, $width); |
| | | $strlen = mb_strlen($str); |
| | | $string .= ($len ? $break : '').$str; |
| | | $start += $strlen; |
| | | $l -= $strlen; |
| | | $len = $strlen; |
| | | } |
| | | } else { |
| | | $string .= ($len ? $break : '').$line; |
| | | if (count($list)) $string .= $break; |
| | | $len = 0; |
| | | } |
| | | } else { |
| | | $string .= $break.$line; |
| | | $len = $l; |
| | | $len = $l; |
| | | } |
| | | } |
| | | } |
| | |
| | | /** |
| | | * A method to guess the mime_type of an attachment. |
| | | * |
| | | * @param string $path Path to the file. |
| | | * @param string $name File name (with suffix) |
| | | * @param string $failover Mime type supplied for failover. |
| | | * @param string $path Path to the file. |
| | | * @param string $name File name (with suffix) |
| | | * @param string $failover Mime type supplied for failover. |
| | | * @param string $is_stream Set to True if $path contains file body |
| | | * |
| | | * @return string |
| | | * @author Till Klampaeckel <till@php.net> |
| | | * @see http://de2.php.net/manual/en/ref.fileinfo.php |
| | | * @see http://de2.php.net/mime_content_type |
| | | */ |
| | | function rc_mime_content_type($path, $name, $failover = 'application/octet-stream') |
| | | function rc_mime_content_type($path, $name, $failover = 'application/octet-stream', $is_stream=false) |
| | | { |
| | | $mime_type = null; |
| | | $mime_magic = rcmail::get_instance()->config->get('mime_magic'); |
| | |
| | | // try fileinfo extension if available |
| | | if (!$mime_type && function_exists('finfo_open')) { |
| | | if ($finfo = finfo_open(FILEINFO_MIME, $mime_magic)) { |
| | | $mime_type = finfo_file($finfo, $path); |
| | | if ($is_stream) |
| | | $mime_type = finfo_buffer($finfo, $path); |
| | | else |
| | | $mime_type = finfo_file($finfo, $path); |
| | | finfo_close($finfo); |
| | | } |
| | | } |
| | | // try PHP's mime_content_type |
| | | if (!$mime_type && function_exists('mime_content_type')) { |
| | | $mime_type = mime_content_type($path); |
| | | if (!$mime_type && !$is_stream && function_exists('mime_content_type')) { |
| | | $mime_type = @mime_content_type($path); |
| | | } |
| | | // fall back to user-submitted string |
| | | if (!$mime_type) { |
| | |
| | | |
| | | |
| | | /** |
| | | * Get all keys from array (recursive) |
| | | * |
| | | * @param array Input array |
| | | * @return array |
| | | */ |
| | | function array_keys_recursive($array) |
| | | { |
| | | $keys = array(); |
| | | |
| | | if (!empty($array)) |
| | | foreach ($array as $key => $child) { |
| | | $keys[] = $key; |
| | | foreach (array_keys_recursive($child) as $val) |
| | | $keys[] = $val; |
| | | } |
| | | return $keys; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * mbstring replacement functions |
| | | */ |
| | | |
| | |
| | | } |
| | | } |
| | | |
| | | ?> |