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<?php
namespace Apptus\ESales\Connector;
class ClusterUri implements \Countable, \IteratorAggregate {
private static $timeoutParameters = array (
'connection_timeout' => 0,
'query_timeout' => 0,
'report_timeout' => 0,
'export_timeout' => 0,
'import_timeout' => 0,
'notification_timeout' => 0);
public static function parse($uri) {
$modUri = $uri;
$protocolIx = strpos($modUri, '://');
if (strpos($modUri, '://') !== false) {
$protocol = substr($modUri, 0, $protocolIx);
if ($protocol !== 'esales') {
throw new MalformedURLException('Unsupported protocol: ' . $protocol);
}
$modUri = substr($modUri, $protocolIx + 3);
}
$pIx = strpos($modUri, '/');
$qIx = strpos($modUri, '?');
if ($pIx !== false && ($qIx === false || $qIx > $pIx)) {
throw new MalformedURLException('Path may not be specified for clusters.');
}
$servers = explode(';', ($qIx === false) ? substr($modUri, 0) : substr($modUri, 0, $qIx));
$args = ($qIx === false) ? array () : explode('&', substr($modUri, $qIx + 1));
$c = new ClusterUri();
foreach ($servers as $server) {
$user = null;
$password = null;
$aIx = strpos($server, '@');
if ($aIx + 1 == strlen($server)) {
$server = substr($server, 0, $aIx);
$aIx = false;
}
if ($aIx !== false) {
$account = substr($server, 0, $aIx);
$cIx = strpos($account, ':');
$user = urldecode($cIx === false ? $account : substr($account, 0, $cIx));
$password = $cIx === false ? null : urldecode(substr($account, $cIx + 1));
$server = substr($server, $aIx + 1);
}
$cIx = strpos($server, ':');
$host = $server;
$portString = substr($server, $cIx + 1);
$port = null;
if ($cIx !== false) {
$host = substr($server, 0, $cIx);
if (ctype_digit($portString)) {
$port = (int) $portString;
} else {
if (count($servers) === 1 && $user === null) {
$user = $host;
$host = null;
$password = $portString;
} else {
throw new MalformedURLException('Invalid port: ' . $port);
}
}
}
$c->hosts[] = $host;
$c->ports[] = $port;
$c->users[] = $user;
$c->passwords[] = $password;
}
$seenArgs = array ();
foreach ($args as $arg) {
$eIx = strpos($arg, '=');
$name = $arg;
$value = null;
if ($eIx !== false) {
$name = substr($arg, 0, $eIx);
$value = urldecode(substr($arg, $eIx+1));
}
if (isset($seenArgs[$name])) {
throw new MalformedURLException('Argument specified twice: ' . $name);
}
$seenArgs[$name] = true;
if ($name === 'ssl') {
$c->useSsl = filter_var($value, FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE);
} elseif ($name === 'ignore_certificates') {
$c->useInsecureSsl = filter_var($value, FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE);
} elseif ($name === 'compression_mode') {
$c->compressionMode = CompressionMode::valueOf($value);
} elseif ($name === 'cainfo') {
$c->CAInfo = $value;
} elseif ($name === 'security') {
if ($value === 'medium' || $value === 'high') {
$c->security = $value;
} else {
throw new MalformedURLException('Unknown security level: ' . $value . '. Allowed values are "high" and "medium"');
}
} elseif (isset(self::$timeoutParameters[$name])) {
if (ctype_digit($value)) {
$c->timeouts[$name] = (int) $value;
}
} else {
throw new MalformedURLException('Unknown parameter: ' . $name);
}
}
return $c;
}
private $hosts = array ();
private $ports = array ();
private $users = array ();
private $passwords = array ();
private $useSsl = null;
private $useInsecureSsl = null;
private $compressionMode = null;
private $CAInfo = null;
private $timeouts = array ();
private $security = null;
public function __construct() {
}
public function count() {
return count($this->hosts);
}
public function hosts() {
return $this->hosts;
}
public function ports() {
return $this->ports;
}
public function users() {
return $this->users;
}
public function passwords() {
return $this->passwords;
}
public function useSsl($default = false) {
return $this->useSsl === null ? $default : $this->useSsl;
}
public function useInsecureSsl($default = false) {
return $this->useInsecureSsl === null ? $default : $this->useInsecureSsl;
}
public function CAInfo() {
return $this->CAInfo;
}
public function security() {
return $this->security;
}
public function timeouts() {
return array_keys($this->timeouts);
}
public function compressionModeOrDefault($defaultMode) {
return $this->compressionMode == null ? $defaultMode : $this->compressionMode;
}
public function host($i) {
return isset($this->hosts[$i]) ? $this->hosts[$i] : null;
}
public function port($i, $defaultValue = null) {
return isset($this->ports[$i]) ? $this->ports[$i] : $defaultValue;
}
public function user($i) {
return isset($this->users[$i]) ? $this->users[$i] : null;
}
public function password($i) {
return isset($this->passwords[$i]) ? $this->passwords[$i] : null;
}
public function timeout($name, $defaultValue) {
return isset($this->timeouts[$name]) ? $this->timeouts[$name] : $defaultValue;
}
public function getIterator() {
return new ClusterUriIterator($this);
}
}
class ClusterUriIterator implements \Iterator {
private $uri;
private $i = 0;
public function __construct(ClusterUri $uri) {
$this->uri = $uri;
}
public function rewind() {
$this->i = 0;
}
public function current() {
return array ($this->uri->host($this->i), $this->uri->port($this->i, null));
}
public function key() {
return $this->i;
}
public function next() {
$this->i += 1;
}
public function valid() {
return $this->i < $this->uri->count();
}
}