/**
* Returns canonicalized absolute pathname to a file or directory.
*
* This works with non-existant paths. For directories there won't be a trailing slash.
*
* LICENSE:
* This source file is subject to version 3.0 of the PHP license
* that is available through the world-wide-web at the following URI:
* http://www.php.net/license/3_0.txt. If you did not receive a copy of
* the PHP License and are unable to obtain it through the web, please
* send a note to license@php.net so we can mail you a copy immediately.
*
* @author Michael Wallner <*****@*****.**>
* @copyright 2004-2005 Michael Wallner
* @license PHP License 3.0 http://www.php.net/license/3_0.txt
* @link http://pear.php.net/package/File
* @param string Path to canonicalize to absolute path
* @param string Directory Seperator (default: Value from DIRECTORY_SEPERATOR)
* @return string Canonicalized absolute pathname
* @static
*/
public static function realPath($path, $separator = DIRECTORY_SEPARATOR)
{
if (!strlen($path)) {
return $separator;
}
$drive = '';
if (SystemEnvironment::isWindows() == true) {
$path = preg_replace('/[\\\\\\/]/', $separator, $path);
if (preg_match('/([a-zA-Z]\\:)(.*)/', $path, $matches)) {
$drive = $matches[1];
$path = $matches[2];
} else {
$cwd = getcwd();
$drive = substr($cwd, 0, 2);
if ($path[0] !== $separator[0]) {
$path = substr($cwd, 3) . $separator . $path;
}
}
} elseif ($path[0] !== $separator) {
$path = getcwd() . $separator . $path;
}
$dirStack = array();
foreach (explode($separator, $path) as $dir) {
if (strlen($dir) && $dir !== '.') {
if ($dir == '..') {
array_pop($dirStack);
} else {
$dirStack[] = $dir;
}
}
}
return $drive . $separator . implode($separator, $dirStack);
}
public function suggest()
{
$data = array();
$id = Request::get(1, VAR_INT);
$q = Request::get('q');
$q = SystemEnvironment::fromUtf8($q);
$db = Database::getObject();
$db->query("SELECT * FROM <p>fields WHERE id = <id:int>", compact("id"));
if ($db->numRows() == 1) {
$field = CustomField::constructObject($db->fetchAssoc());
if ($field instanceof CustomAutoCompleteTextField) {
$data = $field->getList($q);
}
}
Response::getObject()->sendHeader('Content-Type: text/plain; charset=' . Config::get('intl.charset'));
echo implode("\n", $data);
}
public static function checkMX($host)
{
if (empty($host)) {
return false;
}
$host_idna = self::normalizeHost($host);
if (SystemEnvironment::functionExists('checkdnsrr')) {
if (checkdnsrr($host_idna, 'MX') === false) {
return false;
} else {
return true;
}
} else {
@exec("nslookup -querytype=MX {$host_idna}", $output);
while (list($k, $line) = each($output)) {
# Valid records begin with host name
if (preg_match("~^(" . preg_quote($host) . "|" . preg_quote($host_idna) . ")~i", $line)) {
return true;
}
}
return false;
}
}
public static function toUtf8($string)
{
if (SystemEnvironment::functionExists('mb_convert_encoding')) {
$string = mb_convert_encoding($string, 'UTF-8', Config::get('intl.charset'));
} else {
if (SystemEnvironment::functionExists('iconv')) {
$string = iconv(Config::get('intl.charset'), 'UTF-8', $string);
} else {
$string = utf8_encode($string);
}
}
return $string;
}
