/**
* Logs a message to a text file
*
+ * The log format is compatible with fail2ban.
+ *
* @param string $logFile where to write the logs
* @param string $clientIp the client's remote IPv4/IPv6 address
* @param string $message the message to log
*/
function logm($logFile, $clientIp, $message)
{
- $line = strval(date('Y/m/d_H:i:s')).' - '.$clientIp.' - '.strval($message).'\n';
- file_put_contents($logFile, $line, FILE_APPEND);
+ file_put_contents(
+ $logFile,
+ date('Y/m/d H:i:s').' - '.$clientIp.' - '.strval($message).PHP_EOL,
+ FILE_APPEND
+ );
}
/**
}
/**
- * Same as nl2br(), but escapes < and >
+ * Htmlspecialchars wrapper
+ * Support multidimensional array of strings.
+ *
+ * @param mixed $input Data to escape: a single string or an array of strings.
+ *
+ * @return string escaped.
*/
-function nl2br_escaped($html)
+function escape($input)
{
- return str_replace('>', '>', str_replace('<', '<', nl2br($html)));
+ if (is_array($input)) {
+ $out = array();
+ foreach($input as $key => $value) {
+ $out[$key] = escape($value);
+ }
+ return $out;
+ }
+ return htmlspecialchars($input, ENT_COMPAT, 'UTF-8', false);
}
/**
- * htmlspecialchars wrapper
+ * Reverse the escape function.
+ *
+ * @param string $str the string to unescape.
+ *
+ * @return string unescaped string.
*/
-function escape($str)
+function unescape($str)
{
- return htmlspecialchars($str, ENT_COMPAT, 'UTF-8', false);
+ return htmlspecialchars_decode($str);
}
/**
*
* @return string formatted description.
*/
-function format_description($description, $redirector) {
+function format_description($description, $redirector = false) {
return nl2br(space2nbsp(text2clickable($description, $redirector)));
}
+
+/**
+ * Sniff browser language to set the locale automatically.
+ * Note that is may not work on your server if the corresponding locale is not installed.
+ *
+ * @param string $headerLocale Locale send in HTTP headers (e.g. "fr,fr-fr;q=0.8,en;q=0.5,en-us;q=0.3").
+ **/
+function autoLocale($headerLocale)
+{
+ // Default if browser does not send HTTP_ACCEPT_LANGUAGE
+ $attempts = array('en_US');
+ if (isset($headerLocale)) {
+ // (It's a bit crude, but it works very well. Preferred language is always presented first.)
+ if (preg_match('/([a-z]{2})-?([a-z]{2})?/i', $headerLocale, $matches)) {
+ $loc = $matches[1] . (!empty($matches[2]) ? '_' . strtoupper($matches[2]) : '');
+ $attempts = array(
+ $loc.'.UTF-8', $loc, str_replace('_', '-', $loc).'.UTF-8', str_replace('_', '-', $loc),
+ $loc . '_' . strtoupper($loc).'.UTF-8', $loc . '_' . strtoupper($loc),
+ $loc . '_' . $loc.'.UTF-8', $loc . '_' . $loc, $loc . '-' . strtoupper($loc).'.UTF-8',
+ $loc . '-' . strtoupper($loc), $loc . '-' . $loc.'.UTF-8', $loc . '-' . $loc
+ );
+ }
+ }
+ setlocale(LC_ALL, $attempts);
+}
\ No newline at end of file