/**
* Singleton implementation.
*
* @static
* @return Opc_Visit
*/
public static function getInstance()
{
if (self::$_instance == null) {
self::$_instance = new Opc_Visit_UserAgent();
}
return self::$_instance;
}
/**
* @dataProvider userAgentProvider
*/
public function testUserAgents($userAgent, $browser, $os)
{
$result = Opc_Visit_UserAgent::getInstance()->analyze($userAgent);
foreach ($result as $group => $fields) {
foreach ($fields as $key => $value) {
$this->assertEquals(${$group}[$key], $value);
}
}
}
/**
* Gets the value of the specified parameter.
*
* @param string $key
* @return mixed
*/
public function get($key)
{
// Filter out private fields..
if ($key[0] == '_') {
throw new Opc_OptionNotExists_Exception($key, __CLASS__);
}
// At first, we check if the data is persisted in a variable.
if ($this->{$key} != null) {
return $this->{$key};
}
// Now, we can fill empty variables.
switch ($key) {
case 'ip':
$this->ip = $_SERVER['REMOTE_ADDR'];
break;
case 'numericIp':
$this->numericIp = ip2long($_SERVER['REMOTE_ADDR']);
break;
case 'host':
if (empty($_SERVER['REMOTE_HOST'])) {
$this->host = @gethostbyaddr($_SERVER['REMOTE_ADDR']);
} else {
$this->host = $_SERVER['REMOTE_HOST'];
}
break;
case 'protocol':
$recognized = array('HTTPS' => 'https', 'HTTP' => 'http', 'WAP' => 'wap');
$this->protocol = 'unknown';
foreach ($recognized as $lookFor => $protocol) {
if (strpos($_SERVER['SERVER_PROTOCOL'], $lookFor) !== false) {
$this->protocol = $protocol;
break;
}
}
break;
case 'referrer':
$this->referrer = !empty($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : '';
break;
case 'requestMethod':
$this->requestMethod = $_SERVER['REQUEST_METHOD'];
break;
case 'userAgentString':
$this->userAgentString = $_SERVER['HTTP_USER_AGENT'];
break;
case 'userAgent':
$this->userAgent = Opc_Visit_UserAgent::getInstance()->analyze($_SERVER['HTTP_USER_AGENT']);
break;
case 'port':
$this->port = $_SERVER['SERVER_PORT'];
break;
case 'secure':
$this->secure = $_SERVER['SERVER_PORT'] == 443;
break;
case 'languages':
$this->languages = $this->_parseQualityString(isset($_SERVER['HTTP_ACCEPT_LANGUAGE']) ? $_SERVER['HTTP_ACCEPT_LANGUAGE'] : null);
break;
case 'mimeTypes':
$this->mimeTypes = $this->_parseQualityString(isset($_SERVER['HTTP_ACCEPT']) ? $_SERVER['HTTP_ACCEPT'] : null);
break;
case 'cookieServer':
$this->cookieServer = isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : $_SERVER['SERVER_NAME'];
break;
case 'cookiePath':
$this->cookiePath = substr($this->get('currentPath'), strpos($this->get('currentPath'), $this->get('cookieServer')) + strlen($this->get('cookieServer')), strlen($this->get('currentPath')));
break;
case 'currentAddress':
case 'currentFile':
case 'currentParams':
case 'currentPath':
case 'basePath':
case 'pathInfo':
case 'queryString':
$this->currentPath = $this->currentAddress = $this->currentFile = $this->get('protocol') . '://';
$serverName = isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : $_SERVER['SERVER_NAME'];
$this->currentAddress .= $serverName . $_SERVER['REQUEST_URI'];
$this->currentFile .= $serverName . $_SERVER['PHP_SELF'];
$this->pathInfo = isset($_SERVER['PATH_INFO']) && $_SERVER['PATH_INFO'] != '' ? $_SERVER['PATH_INFO'] : '';
$this->queryString = isset($_SERVER['QUERY_STRING']) && $_SERVER['QUERY_STRING'] != '' ? $_SERVER['QUERY_STRING'] : '';
$this->fileName = basename($_SERVER['SCRIPT_NAME']);
$this->currentPath = $this->currentFile;
$pos = strpos($this->currentAddress, $this->currentFile);
if (($pos = strpos($this->currentFile, $this->fileName)) !== false) {
$this->currentPath = substr($this->currentFile, 0, $pos);
// Trim everything after the filename in currentFile. This variable
// must end at this.
if ($pos + strlen($this->fileName) < strlen($this->currentFile)) {
$this->currentFile = substr($this->currentFile, 0, $pos + strlen($this->fileName));
}
}
if ($pos === false || $pos > 0) {
// Mod-rewrite used
$this->currentParams = substr($this->currentAddress, strlen($this->currentPath));
if ($this->currentParams[0] != '/' && $this->currentParams[0] != '?') {
$this->currentParams = '/' . $this->currentParams;
}
} else {
// No mod-rewrite enter
$this->currentParams = substr($this->currentAddress, strlen($this->currentFile));
}
$this->basePath = substr($this->currentPath, strpos($this->currentPath, $serverName) + strlen($serverName));
break;
default:
throw new Opc_OptionNotExists_Exception($key, get_class($this));
break;
}
return $this->{$key};
}
