/**
* Setup and initialize the class
*
* @param array $setting Global setting for imager
* @param string $type Specify the image handler
*
* @throws Exception\ImageHandlerTypeUnknown
* @throws Exception\ImageHandlerClassNotFound
*
* @return bool Return true when succeed. false when fail
*/
public static function setup(array $setting, $type = '')
{
if (!$type) {
if (extension_loaded('gd')) {
$type = 'GD';
} elseif (extension_loaded('gmagick')) {
$type = 'Gmagick';
} elseif (extension_loaded('imagick')) {
$type = 'Imagick';
} else {
throw new Exception\ImageHandlerTypeUnknown($type);
}
}
$className = static::getOperator($type);
if (!class_exists($className)) {
throw new Exception\ImageHandlerClassNotFound($className);
}
static::$handlerClassName = $className;
static::$setting = array('MemoryLimit' => (Ini::getBytes('memory_limit') - memory_get_peak_usage()) * 0.9, 'Font' => isset($setting['Font']) && is_readable($setting['Font']) ? $setting['Font'] : static::$setting['Font'], 'FontSize' => isset($setting['FontSize']) && $setting['FontSize'] > 0 ? $setting['FontSize'] : static::$setting['FontSize']);
return true;
}
/**
* Constructor
*
* @param array $cfg Array of core configuration
* @param array $common Array of common configuration
* @param Framework $facula The framework itself
*/
public function __construct(array &$cfg, array $common, Framework $facula)
{
global $_SERVER;
$cp = new ConfigParser($cfg, static::$defaultSetting);
if (function_exists('get_magic_quotes_gpc')) {
$this->configs['AutoMagicQuotes'] = get_magic_quotes_gpc();
}
if ($cp->get('DenyExternalSubmit')) {
$this->configs['NoExtSubmit'] = true;
} else {
$this->configs['NoExtSubmit'] = false;
}
if (!$cp->isEmpty('MaxDataSize')) {
// Give memory_limit * 0.6 because we needs memory to run other stuffs, so memory
// cannot be 100%ly use for handle request data;
$this->configs['MaxDataSize'] = min($cp->get('MaxDataSize'), Ini::getBytes('post_max_size'), Ini::getBytes('memory_limit') * 0.6);
} else {
$this->configs['MaxDataSize'] = min(Ini::getBytes('post_max_size'), Ini::getBytes('memory_limit') * 0.6);
}
// CDN or approved proxy servers
if ($cp->isEmpty('TrustedProxies') || !defined('FILTER_FLAG_IPV4')) {
$this->configs['TrustedProxies'] = array();
} else {
$proxyIPTemp = array();
if (defined('AF_INET6') && defined('FILTER_FLAG_IPV6')) {
$this->configs['TPVerifyFlags'] = FILTER_FLAG_IPV4 + FILTER_FLAG_IPV6;
} else {
$this->configs['TPVerifyFlags'] = FILTER_FLAG_IPV4;
}
foreach ($cp->get('TrustedProxies') as $proxy) {
$proxyIPRange = explode('-', $proxy, 2);
foreach ($proxyIPRange as $proxyIP) {
if (!filter_var($proxyIP, FILTER_VALIDATE_IP, $this->configs['TPVerifyFlags'])) {
new Error('PROXYADDR_INVALID', array($proxyIP), 'ERROR');
return;
break 2;
}
}
if (isset($proxyIPRange[1])) {
$proxyIPTemp[0] = inet_pton($proxyIPRange[0]);
$proxyIPTemp[1] = inet_pton($proxyIPRange[1]);
if ($proxyIPTemp[0] < $proxyIPTemp[1]) {
$this->configs['TrustedProxies'][$proxyIPTemp[0]] = $proxyIPTemp[1];
} elseif ($proxyIPTemp[0] > $proxyIPTemp[1]) {
$this->configs['TrustedProxies'][$proxyIPTemp[1]] = $proxyIPTemp[0];
} else {
$this->configs['TrustedProxies'][$proxyIPTemp[0]] = false;
}
continue;
}
$this->configs['TrustedProxies'][inet_pton($proxyIPRange[0])] = false;
}
// Proxy header, like `X-Forward-For` etc
if ($cp->isEmpty('TrustedProxyIPHeaders')) {
new Error('PROXYXFF_HEADER_MUST_BE_DEFINED', array(implode(', ', array_keys(static::$allowedXFFHeaders))), 'ERROR');
return;
}
$currentXFFPriories = count($cp->get('TrustedProxyIPHeaders'));
foreach ($cp->get('TrustedProxyIPHeaders') as $xffHeader) {
if (!isset(static::$allowedXFFHeaders[$xffHeader])) {
new Error('PROXYXFF_HEADER_INVALID', array($xffHeader, implode(', ', array_keys(static::$allowedXFFHeaders))), 'ERROR');
return;
}
$this->configs['TrustedXFFHeader'][static::$allowedXFFHeaders[$xffHeader]] = $currentXFFPriories--;
}
}
// We can handle up to 512 elements in _GET + _POST + _COOKIE + SERVER array
$this->configs['MaxRequestBlocks'] = $cp->get('MaxRequestBlocks');
// How long of the data we can handle.
$this->configs['MaxHeaderSize'] = $cp->get('MaxHeaderSize');
$this->configs['CookiePrefix'] = !empty($common['CookiePrefix']) ? $common['CookiePrefix'] : '';
// Get environment variables
// Get current absolute root, only work for HTTP request
if (!empty($_SERVER['REQUEST_METHOD'])) {
// Get current path
if (!empty($common['SitePath'])) {
$this->requestInfo['rootURL'] = $common['SitePath'];
} elseif (!empty($_SERVER['SCRIPT_NAME'])) {
$this->requestInfo['rootURL'] = substr($_SERVER['SCRIPT_NAME'], 0, strrpos($_SERVER['SCRIPT_NAME'], '/'));
} else {
new Error('UNKNOWN_SITE_PATH', array(), 'ERROR');
return;
}
// Get current host & port
if (!empty($common['SiteHost'])) {
$httpHostSplited = explode(':', $common['SiteHost'], 2);
$hostName = !empty($httpHostSplited[0]) ? trim($httpHostSplited[0]) : 'localhost';
$hostPort = !empty($httpHostSplited[1]) ? trim($httpHostSplited[1]) : '80';
if (empty($common['SiteScheme'])) {
$hostScheme = $this->isHTTPS() ? 'https' : 'http';
} else {
$hostScheme = strtolower(trim($common['SiteScheme']));
}
} elseif (!empty($_SERVER['SERVER_NAME']) && !empty($_SERVER['SERVER_PORT'])) {
$hostName = $_SERVER['SERVER_NAME'];
$hostPort = $_SERVER['SERVER_PORT'];
$hostScheme = $this->isHTTPS() ? 'https' : 'http';
} elseif (!empty($_SERVER['HTTP_HOST'])) {
$httpHostSplited = explode(':', $_SERVER['HTTP_HOST'], 2);
$hostName = !empty($httpHostSplited[0]) ? trim($httpHostSplited[0]) : 'localhost';
$hostPort = !empty($httpHostSplited[1]) ? trim($httpHostSplited[1]) : '80';
$hostScheme = $this->isHTTPS() ? 'https' : 'http';
} else {
new Error('UNKNOWN_SITE_HOST', array(), 'ERROR');
return;
}
$this->requestInfo['expectedHost'] = $hostName;
$this->requestInfo['expectedPort'] = (int) $hostPort;
$this->requestInfo['hostURIFormatted'] = '%s//' . $this->requestInfo['expectedHost'] . '%s';
$this->requestInfo['absRootFormatted'] = $this->requestInfo['hostURIFormatted'] . $this->requestInfo['rootURL'];
$this->requestInfo['absRootURL'] = sprintf($this->requestInfo['absRootFormatted'], $hostScheme . ':', $hostScheme === 'https' ? $this->requestInfo['expectedPort'] === 443 ? '' : ':' . $this->requestInfo['expectedPort'] : ($this->requestInfo['expectedPort'] === 80 ? '' : ':' . $this->requestInfo['expectedPort']));
}
}
/**
* Constructor
*
* @param array $cfg Array of core configuration
* @param array $common Array of common configuration
* @param \Facula\Framework $facula The framework itself
*
* @return void
*/
public function __construct(&$cfg, $common, $facula)
{
global $_SERVER;
if (function_exists('get_magic_quotes_gpc')) {
$this->configs['AutoMagicQuotes'] = get_magic_quotes_gpc();
}
if (isset($cfg['DenyExternalSubmit']) && $cfg['DenyExternalSubmit']) {
$this->configs['NoExtSubmit'] = true;
} else {
$this->configs['NoExtSubmit'] = false;
}
if (isset($cfg['MaxDataSize'])) {
// give memory_limit * 0.6 because we needs memory to run other stuffs, so memory
// cannot be 100%ly use for handle request data;
$this->configs['MaxDataSize'] = min((int) $cfg['MaxDataSize'], Ini::getBytes('post_max_size'), Ini::getBytes('memory_limit') * 0.6);
} else {
$this->configs['MaxDataSize'] = min(Ini::getBytes('post_max_size'), Ini::getBytes('memory_limit') * 0.6);
}
// CDN or approved proxy servers
if (isset($cfg['TrustedProxies']) && is_array($cfg['TrustedProxies'])) {
$proxyIPRange = $proxyIPTemp = array();
if (defined('AF_INET6')) {
$this->configs['TPVerifyFlags'] = FILTER_FLAG_IPV4 + FILTER_FLAG_IPV6;
} else {
$this->configs['TPVerifyFlags'] = FILTER_FLAG_IPV4;
}
foreach ($cfg['TrustedProxies'] as $proxy) {
$proxyIPRange = explode('-', $proxy, 2);
foreach ($proxyIPRange as $proxyIP) {
if (!filter_var($proxyIP, FILTER_VALIDATE_IP, $this->configs['TPVerifyFlags'])) {
new Error('PROXYADDR_INVALID', array($proxyIP), 'ERROR');
return false;
break 2;
}
}
if (isset($proxyIPRange[1])) {
$proxyIPTemp[0] = inet_pton($proxyIPRange[0]);
$proxyIPTemp[1] = inet_pton($proxyIPRange[1]);
if ($proxyIPTemp[0] < $proxyIPTemp[1]) {
$this->configs['TrustedProxies'][$proxyIPTemp[0]] = $proxyIPTemp[1];
} elseif ($proxyIPTemp[0] > $proxyIPTemp[1]) {
$this->configs['TrustedProxies'][$proxyIPTemp[1]] = $proxyIPTemp[0];
} else {
$this->configs['TrustedProxies'][$proxyIPTemp[0]] = false;
}
} else {
$this->configs['TrustedProxies'][inet_pton($proxyIPRange[0])] = false;
}
}
} else {
$this->configs['TrustedProxies'] = array();
}
// We can handler up to 512 elements in _GET + _POST + _COOKIE + SERVER array
$this->configs['MaxRequestBlocks'] = isset($cfg['MaxRequestBlocks']) ? (int) $cfg['MaxRequestBlocks'] : 512;
// How long of the data we can handle.
$this->configs['MaxHeaderSize'] = isset($cfg['MaxHeaderSize']) ? (int) $cfg['MaxHeaderSize'] : 5120;
$this->configs['CookiePrefix'] = isset($common['CookiePrefix'][0]) ? $common['CookiePrefix'] : '';
// Get environment variables
// Get current root
if (isset($_SERVER['SCRIPT_NAME'])) {
if (isset($common['SiteRootURL'][0])) {
$this->requestInfo['rootURL'] = $common['SiteRootURL'];
} else {
$this->requestInfo['rootURL'] = substr($_SERVER['SCRIPT_NAME'], 0, strrpos($_SERVER['SCRIPT_NAME'], '/'));
}
// Get current absolute root
if (isset($_SERVER['SERVER_NAME']) && isset($_SERVER['SERVER_PORT'])) {
$this->requestInfo['hostURIFormated'] = '%s//' . $_SERVER['SERVER_NAME'] . '%s';
$this->requestInfo['absRootFormated'] = $this->requestInfo['hostURIFormated'] . $this->requestInfo['rootURL'];
$this->requestInfo['absRootURL'] = sprintf($this->requestInfo['absRootFormated'], $this->isHTTPS() ? 'https:' : 'http:', $this->isHTTPS() ? $_SERVER['SERVER_PORT'] == '443' ? '' : ':' . $_SERVER['SERVER_PORT'] : ($_SERVER['SERVER_PORT'] == '80' ? '' : ':' . $_SERVER['SERVER_PORT']));
}
}
}