@@ -13,162 +13,162 @@ |
||
| 13 | 13 | */ |
| 14 | 14 | class IpAccess extends Object |
| 15 | 15 | { |
| 16 | - /** |
|
| 17 | - * @var array |
|
| 18 | - */ |
|
| 19 | - public $allowedIps = array(); |
|
| 20 | - |
|
| 21 | - /** |
|
| 22 | - * @config |
|
| 23 | - * @var array |
|
| 24 | - */ |
|
| 25 | - private static $allowed_ips = array(); |
|
| 26 | - |
|
| 27 | - /** |
|
| 28 | - * @var string |
|
| 29 | - */ |
|
| 30 | - private $ip = ''; |
|
| 31 | - |
|
| 32 | - /** |
|
| 33 | - * IpAccess constructor. |
|
| 34 | - * |
|
| 35 | - * @param string $ip |
|
| 36 | - * @param array $allowedIps |
|
| 37 | - */ |
|
| 38 | - public function __construct($ip = '', $allowedIps = array()) |
|
| 39 | - { |
|
| 40 | - parent::__construct(); |
|
| 41 | - $this->ip = $ip; |
|
| 42 | - |
|
| 43 | - self::config()->allowed_ips = $allowedIps; |
|
| 44 | - } |
|
| 45 | - |
|
| 46 | - /** |
|
| 47 | - * @param $ip |
|
| 48 | - */ |
|
| 49 | - public function setIp($ip) |
|
| 50 | - { |
|
| 51 | - $this->ip = $ip; |
|
| 52 | - } |
|
| 53 | - |
|
| 54 | - /** |
|
| 55 | - * @return array |
|
| 56 | - */ |
|
| 57 | - public function getAllowedIps() |
|
| 58 | - { |
|
| 59 | - if (!empty($this->allowedIps)) { |
|
| 60 | - Deprecation::notice('1.1', 'Use the "IpAccess.allowed_ips" config setting instead'); |
|
| 61 | - self::config()->allowed_ips = $this->allowedIps; |
|
| 62 | - } |
|
| 63 | - return (array)self::config()->allowed_ips; |
|
| 64 | - } |
|
| 65 | - |
|
| 66 | - /** |
|
| 67 | - * @return bool |
|
| 68 | - */ |
|
| 69 | - public function isEnabled() |
|
| 70 | - { |
|
| 71 | - return (bool)Config::inst()->get('IpAccess', 'enabled'); |
|
| 72 | - } |
|
| 73 | - |
|
| 74 | - /** |
|
| 75 | - * @return bool |
|
| 76 | - */ |
|
| 77 | - public function hasAccess() |
|
| 78 | - { |
|
| 79 | - if (!$this->isEnabled() || !(bool)$this->getAllowedIps()) { |
|
| 80 | - return true; |
|
| 81 | - } |
|
| 82 | - |
|
| 83 | - return ($this->matchExact() || $this->matchRange() || $this->matchCIDR() || $this->matchWildCard()); |
|
| 84 | - } |
|
| 85 | - |
|
| 86 | - /** |
|
| 87 | - * @param Controller $controller |
|
| 88 | - * @throws SS_HTTPResponse_Exception |
|
| 89 | - */ |
|
| 90 | - public function respondNoAccess(Controller $controller) |
|
| 91 | - { |
|
| 92 | - $response = null; |
|
| 93 | - if (class_exists('ErrorPage', true)) { |
|
| 94 | - $response = ErrorPage::response_for(403); |
|
| 95 | - } |
|
| 96 | - $controller->httpError(403, $response ? $response : 'The requested page could not be found.'); |
|
| 97 | - } |
|
| 98 | - |
|
| 99 | - /** |
|
| 100 | - * @return string |
|
| 101 | - */ |
|
| 102 | - public function matchExact() |
|
| 103 | - { |
|
| 104 | - return in_array($this->ip, $this->getAllowedIps()) ? $this->ip : ''; |
|
| 105 | - } |
|
| 106 | - |
|
| 107 | - /** |
|
| 108 | - * Try to match against a ip range |
|
| 109 | - * Example : 192.168.1.50-100 |
|
| 110 | - * |
|
| 111 | - * @return string |
|
| 112 | - */ |
|
| 113 | - public function matchRange() |
|
| 114 | - { |
|
| 115 | - $ranges = array_filter($this->getAllowedIps(), function ($ip) { |
|
| 116 | - return strstr($ip, '-'); |
|
| 117 | - }); |
|
| 118 | - |
|
| 119 | - $ipFirstPart = substr($this->ip, 0, strrpos($this->ip, '.') + 1); |
|
| 120 | - $ipLastpart = substr(strrchr($this->ip, '.'), 1); |
|
| 121 | - |
|
| 122 | - if (!empty($ranges)) foreach ($ranges as $range) { |
|
| 123 | - $rangeFirstPart = substr($range, 0, strrpos($range, '.') + 1); |
|
| 124 | - list ($start, $end) = explode('-', substr(strrchr($range, '.'), 1)); |
|
| 125 | - if ($ipFirstPart === $rangeFirstPart && $ipLastpart >= $start && $ipLastpart <= $end) { |
|
| 126 | - return $range; |
|
| 127 | - } |
|
| 128 | - } |
|
| 129 | - return ''; |
|
| 130 | - } |
|
| 131 | - |
|
| 132 | - /** |
|
| 133 | - * Try to match cidr range |
|
| 134 | - * Example : 192.168.1.0/24 |
|
| 135 | - * |
|
| 136 | - * @return string |
|
| 137 | - */ |
|
| 138 | - public function matchCIDR() |
|
| 139 | - { |
|
| 140 | - $ranges = array_filter($this->getAllowedIps(), function ($ip) { |
|
| 141 | - return strstr($ip, '/'); |
|
| 142 | - }); |
|
| 143 | - |
|
| 144 | - if (!empty($ranges)) foreach ($ranges as $range) { |
|
| 145 | - list ($net, $mask) = explode('/', $range); |
|
| 146 | - if ((ip2long($this->ip) & ~((1 << (32 - $mask)) - 1)) == ip2long($net)) { |
|
| 147 | - return $range; |
|
| 148 | - } |
|
| 149 | - } |
|
| 150 | - return ''; |
|
| 151 | - } |
|
| 152 | - |
|
| 153 | - /** |
|
| 154 | - * Try to match against a range that ends with a wildcard * |
|
| 155 | - * Example : 192.168.1.* |
|
| 156 | - * Example : 192.168.* |
|
| 157 | - * |
|
| 158 | - * @return string |
|
| 159 | - */ |
|
| 160 | - public function matchWildCard() |
|
| 161 | - { |
|
| 162 | - $ranges = array_filter($this->getAllowedIps(), function ($ip) { |
|
| 163 | - return substr($ip, -1) === '*'; |
|
| 164 | - }); |
|
| 165 | - |
|
| 166 | - if (!empty($ranges)) foreach ($ranges as $range) { |
|
| 167 | - if (substr($this->ip, 0, strlen(substr($range, 0, -1))) === substr($range, 0, -1)) { |
|
| 168 | - return $range; |
|
| 169 | - } |
|
| 170 | - } |
|
| 171 | - return ''; |
|
| 172 | - } |
|
| 16 | + /** |
|
| 17 | + * @var array |
|
| 18 | + */ |
|
| 19 | + public $allowedIps = array(); |
|
| 20 | + |
|
| 21 | + /** |
|
| 22 | + * @config |
|
| 23 | + * @var array |
|
| 24 | + */ |
|
| 25 | + private static $allowed_ips = array(); |
|
| 26 | + |
|
| 27 | + /** |
|
| 28 | + * @var string |
|
| 29 | + */ |
|
| 30 | + private $ip = ''; |
|
| 31 | + |
|
| 32 | + /** |
|
| 33 | + * IpAccess constructor. |
|
| 34 | + * |
|
| 35 | + * @param string $ip |
|
| 36 | + * @param array $allowedIps |
|
| 37 | + */ |
|
| 38 | + public function __construct($ip = '', $allowedIps = array()) |
|
| 39 | + { |
|
| 40 | + parent::__construct(); |
|
| 41 | + $this->ip = $ip; |
|
| 42 | + |
|
| 43 | + self::config()->allowed_ips = $allowedIps; |
|
| 44 | + } |
|
| 45 | + |
|
| 46 | + /** |
|
| 47 | + * @param $ip |
|
| 48 | + */ |
|
| 49 | + public function setIp($ip) |
|
| 50 | + { |
|
| 51 | + $this->ip = $ip; |
|
| 52 | + } |
|
| 53 | + |
|
| 54 | + /** |
|
| 55 | + * @return array |
|
| 56 | + */ |
|
| 57 | + public function getAllowedIps() |
|
| 58 | + { |
|
| 59 | + if (!empty($this->allowedIps)) { |
|
| 60 | + Deprecation::notice('1.1', 'Use the "IpAccess.allowed_ips" config setting instead'); |
|
| 61 | + self::config()->allowed_ips = $this->allowedIps; |
|
| 62 | + } |
|
| 63 | + return (array)self::config()->allowed_ips; |
|
| 64 | + } |
|
| 65 | + |
|
| 66 | + /** |
|
| 67 | + * @return bool |
|
| 68 | + */ |
|
| 69 | + public function isEnabled() |
|
| 70 | + { |
|
| 71 | + return (bool)Config::inst()->get('IpAccess', 'enabled'); |
|
| 72 | + } |
|
| 73 | + |
|
| 74 | + /** |
|
| 75 | + * @return bool |
|
| 76 | + */ |
|
| 77 | + public function hasAccess() |
|
| 78 | + { |
|
| 79 | + if (!$this->isEnabled() || !(bool)$this->getAllowedIps()) { |
|
| 80 | + return true; |
|
| 81 | + } |
|
| 82 | + |
|
| 83 | + return ($this->matchExact() || $this->matchRange() || $this->matchCIDR() || $this->matchWildCard()); |
|
| 84 | + } |
|
| 85 | + |
|
| 86 | + /** |
|
| 87 | + * @param Controller $controller |
|
| 88 | + * @throws SS_HTTPResponse_Exception |
|
| 89 | + */ |
|
| 90 | + public function respondNoAccess(Controller $controller) |
|
| 91 | + { |
|
| 92 | + $response = null; |
|
| 93 | + if (class_exists('ErrorPage', true)) { |
|
| 94 | + $response = ErrorPage::response_for(403); |
|
| 95 | + } |
|
| 96 | + $controller->httpError(403, $response ? $response : 'The requested page could not be found.'); |
|
| 97 | + } |
|
| 98 | + |
|
| 99 | + /** |
|
| 100 | + * @return string |
|
| 101 | + */ |
|
| 102 | + public function matchExact() |
|
| 103 | + { |
|
| 104 | + return in_array($this->ip, $this->getAllowedIps()) ? $this->ip : ''; |
|
| 105 | + } |
|
| 106 | + |
|
| 107 | + /** |
|
| 108 | + * Try to match against a ip range |
|
| 109 | + * Example : 192.168.1.50-100 |
|
| 110 | + * |
|
| 111 | + * @return string |
|
| 112 | + */ |
|
| 113 | + public function matchRange() |
|
| 114 | + { |
|
| 115 | + $ranges = array_filter($this->getAllowedIps(), function ($ip) { |
|
| 116 | + return strstr($ip, '-'); |
|
| 117 | + }); |
|
| 118 | + |
|
| 119 | + $ipFirstPart = substr($this->ip, 0, strrpos($this->ip, '.') + 1); |
|
| 120 | + $ipLastpart = substr(strrchr($this->ip, '.'), 1); |
|
| 121 | + |
|
| 122 | + if (!empty($ranges)) foreach ($ranges as $range) { |
|
| 123 | + $rangeFirstPart = substr($range, 0, strrpos($range, '.') + 1); |
|
| 124 | + list ($start, $end) = explode('-', substr(strrchr($range, '.'), 1)); |
|
| 125 | + if ($ipFirstPart === $rangeFirstPart && $ipLastpart >= $start && $ipLastpart <= $end) { |
|
| 126 | + return $range; |
|
| 127 | + } |
|
| 128 | + } |
|
| 129 | + return ''; |
|
| 130 | + } |
|
| 131 | + |
|
| 132 | + /** |
|
| 133 | + * Try to match cidr range |
|
| 134 | + * Example : 192.168.1.0/24 |
|
| 135 | + * |
|
| 136 | + * @return string |
|
| 137 | + */ |
|
| 138 | + public function matchCIDR() |
|
| 139 | + { |
|
| 140 | + $ranges = array_filter($this->getAllowedIps(), function ($ip) { |
|
| 141 | + return strstr($ip, '/'); |
|
| 142 | + }); |
|
| 143 | + |
|
| 144 | + if (!empty($ranges)) foreach ($ranges as $range) { |
|
| 145 | + list ($net, $mask) = explode('/', $range); |
|
| 146 | + if ((ip2long($this->ip) & ~((1 << (32 - $mask)) - 1)) == ip2long($net)) { |
|
| 147 | + return $range; |
|
| 148 | + } |
|
| 149 | + } |
|
| 150 | + return ''; |
|
| 151 | + } |
|
| 152 | + |
|
| 153 | + /** |
|
| 154 | + * Try to match against a range that ends with a wildcard * |
|
| 155 | + * Example : 192.168.1.* |
|
| 156 | + * Example : 192.168.* |
|
| 157 | + * |
|
| 158 | + * @return string |
|
| 159 | + */ |
|
| 160 | + public function matchWildCard() |
|
| 161 | + { |
|
| 162 | + $ranges = array_filter($this->getAllowedIps(), function ($ip) { |
|
| 163 | + return substr($ip, -1) === '*'; |
|
| 164 | + }); |
|
| 165 | + |
|
| 166 | + if (!empty($ranges)) foreach ($ranges as $range) { |
|
| 167 | + if (substr($this->ip, 0, strlen(substr($range, 0, -1))) === substr($range, 0, -1)) { |
|
| 168 | + return $range; |
|
| 169 | + } |
|
| 170 | + } |
|
| 171 | + return ''; |
|
| 172 | + } |
|
| 173 | 173 | |
| 174 | 174 | } |