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Bit Form – Contact Form, Payment Forms, Multi Step Forms, Calculator & Custom Form Builder / V3.3.2
Bit Form – Contact Form, Payment Forms, Multi Step Forms, Calculator & Custom Form Builder vV3.3.2
V3.3.2 3.3.1 V-3.3.0 3.2.2 3.2.1 3.2.0 3.1.4 3.1.3 3.1.2 3.1.1 3.1.0 V3.0.3 V3.0.2 -3.0.1 V_3.0.0 1.1.1 1.1.8 1.2 1.3 1.4 1.4.18 1.5.2 1.9 2.0 2.10.0 All 139 releases
← All changes | includes/Core/Util/IpTool.php +178 -142 2.10.0 → V3.3.2 View file →
@@ -14,57 +14,92 @@
14 14 * @return string IP address of current visitor
15 15 */
16 16
17 17 /**
18 + * Stored form of an IP: IPv4 as unsigned number (existing rows), IPv6 as text (numeric form was lossy).
18 19 *
19 - ipaddress converted to number digit
20 - */
21 - private static function ip2Number($ipAdr)
20 + * @param mixed $ip IP address
21 + *
22 + * @return string '' when $ip is not a valid address
23 + */
24 + public static function storageValue($ip)
22 25 {
23 - $ipTobytes = @inet_pton($ipAdr);
26 + if (!is_string($ip) || false === filter_var($ip, FILTER_VALIDATE_IP)) {
27 + return '';
28 + }
29 + if (false !== filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4)) {
30 + return sprintf('%u', ip2long($ip));
31 + }
32 + $packed = inet_pton($ip);
24 33
25 - if (!$ipTobytes) {
26 - return false;
34 + return false === $packed ? '' : (string) inet_ntop($packed);
35 + }
36 +
37 + /**
38 + * Readable IP for a stored user_ip value.
39 + *
40 + * @param mixed $stored Value from user_ip
41 + *
42 + * @return string IP address, or '' for empty/lossy pre-3.3.2 IPv6 values
43 + */
44 + public static function displayValue($stored)
45 + {
46 + $stored = trim((string) $stored);
47 + if ('' === $stored) {
48 + return '';
27 49 }
28 -
29 - $number = '';
30 - foreach (unpack('C*', $ipTobytes) as $byte) {
31 - $number .= str_pad(decbin($byte), 8, '0', STR_PAD_LEFT);
50 + if (ctype_digit($stored)) {
51 + return (strlen($stored) <= 10 && (float) $stored <= 4294967295) ? long2ip((int) $stored) : '';
32 52 }
33 53
34 - return base_convert(ltrim($number, '0'), 2, 10);
54 + return false === filter_var($stored, FILTER_VALIDATE_IP) ? '' : $stored;
35 55 }
36 56
37 - private static function validateIpAddress($ip)
57 + /**
58 + * First valid IP in a client-controlled header value; anything else is rejected (injection guard).
59 + *
60 + * @param mixed $value Raw header value
61 + *
62 + * @return string IP address, or ''
63 + */
64 + public static function extractValidIp($value)
38 65 {
39 - $ipv4Pattern = '/(?:25[0-5]|2[0-4]\d|1\d\d|[1-9]\d|\d)(?:[.](?:25[0-5]|2[0-4]\d|1\d\d|[1-9]\d|\d)){3}/';
40 - $ipv6Pattern = '/([A-Fa-f0-9]{1,4})\:([A-Fa-f0-9]{1,4})\:([A-Fa-f0-9]{1,4})\:([A-Fa-f0-9]{1,4})\:([A-Fa-f0-9]{1,4})\:([A-Fa-f0-9]{1,4})\:([A-Fa-f0-9]{1,4})\:([A-Fa-f0-9]{1,4})/';
66 + if (!is_string($value) || '' === $value) {
67 + return '';
68 + }
41 69
42 - if (preg_match($ipv4Pattern, $ip, $patternMatchIp)) {
43 - $ip = $patternMatchIp[0];
44 - } elseif (preg_match($ipv6Pattern, $ip, $patternMatchIp)) {
45 - $ip = $patternMatchIp[0];
70 + $ipv4Pattern = '/(?<![\d.])(?:25[0-5]|2[0-4]\d|1\d\d|[1-9]\d|\d)(?:[.](?:25[0-5]|2[0-4]\d|1\d\d|[1-9]\d|\d)){3}(?![\d.])/';
71 +
72 + foreach (preg_split('/[\s,;]+/', $value) as $part) {
73 + $part = trim(preg_replace('/^for=/i', '', $part), "\"'");
74 + if (preg_match('/^\[([^\]]+)\]/', $part, $bracketed)) {
75 + $part = $bracketed[1];
76 + }
77 +
78 + if (false !== filter_var($part, FILTER_VALIDATE_IP)) {
79 + return $part;
80 + }
81 +
82 + // IPv4 with port, e.g. "203.0.113.7:8080"
83 + if (preg_match($ipv4Pattern, $part, $match) && false !== filter_var($match[0], FILTER_VALIDATE_IP)) {
84 + return $match[0];
85 + }
46 86 }
47 87
48 - return $ip;
88 + return '';
49 89 }
50 90
51 91 private static function _checkIP()
52 92 {
53 - if (getenv('HTTP_CLIENT_IP')) {
54 - $ip = getenv('HTTP_CLIENT_IP');
55 - } elseif (getenv('HTTP_X_FORWARDED_FOR')) {
56 - $ip = getenv('HTTP_X_FORWARDED_FOR');
57 - } elseif (getenv('HTTP_X_FORWARDED')) {
58 - $ip = getenv('HTTP_X_FORWARDED');
59 - } elseif (getenv('HTTP_FORWARDED_FOR')) {
60 - $ip = getenv('HTTP_FORWARDED_FOR');
61 - } elseif (getenv('HTTP_FORWARDED')) {
62 - $ip = getenv('HTTP_FORWARDED');
63 - } else {
64 - $ip = $_SERVER['REMOTE_ADDR'];
93 + $headers = ['HTTP_CLIENT_IP', 'HTTP_X_FORWARDED_FOR', 'HTTP_X_FORWARDED', 'HTTP_FORWARDED_FOR', 'HTTP_FORWARDED'];
94 + foreach ($headers as $header) {
95 + $ip = IpTool::extractValidIp(getenv($header));
96 + if ('' !== $ip) {
97 + return $ip;
98 + }
65 99 }
66 - return IpTool::validateIpAddress($ip);
100 +
101 + return IpTool::extractValidIp(isset($_SERVER['REMOTE_ADDR']) ? $_SERVER['REMOTE_ADDR'] : '');
67 102 }
68 103
69 104 /**
70 105 * Check device info
@@ -73,9 +108,9 @@
73 108 */
74 109 private static function _checkDevice()
75 110 {
76 111 if (isset($_SERVER, $_SERVER['HTTP_USER_AGENT'])) {
77 - $user_agent = $_SERVER['HTTP_USER_AGENT'];
112 + $user_agent = sanitize_text_field(wp_unslash($_SERVER['HTTP_USER_AGENT']));
78 113 } else {
79 114 $user_agent = '';
80 115 }
81 116 return IpTool::_getBrowserName($user_agent) . '|' . IpTool::_getOS($user_agent);
@@ -170,131 +205,132 @@
170 205 * @return void
171 206 */
172 207 private static function _getOS($user_agent)
173 208 {
174 - $ros[] = ['Windows XP', 'Windows XP'];
175 - $ros[] = ['Windows NT 5.1|Windows NT5.1', 'Windows XP'];
176 - $ros[] = ['Windows 2000', 'Windows 2000'];
177 - $ros[] = ['Windows NT 5.0', 'Windows 2000'];
178 - $ros[] = ['Windows NT 4.0|WinNT4.0', 'Windows NT'];
179 - $ros[] = ['Windows NT 5.2', 'Windows Server 2003'];
180 - $ros[] = ['Windows NT 6.0', 'Windows Vista'];
181 - $ros[] = ['Windows NT 7.0', 'Windows 7'];
182 - $ros[] = ['Windows CE', 'Windows CE'];
183 - $ros[] = [
184 - '(media center pc).([0-9]{1,2}\.[0-9]{1,2})',
185 - 'Windows Media Center',
186 - ];
187 - $ros[] = ['(win)([0-9]{1,2}\.[0-9x]{1,2})', 'Windows'];
188 - $ros[] = ['(win)([0-9]{2})', 'Windows'];
189 - $ros[] = ['(windows)([0-9x]{2})', 'Windows'];
209 + $ros[] = ['Windows XP', 'Windows XP', false];
210 + $ros[] = ['Windows NT 5.1|Windows NT5.1', 'Windows XP', true];
211 + $ros[] = ['Windows 2000', 'Windows 2000', false];
212 + $ros[] = ['Windows NT 5.0', 'Windows 2000', false];
213 + $ros[] = ['Windows NT 4.0|WinNT4.0', 'Windows NT', true];
214 + $ros[] = ['Windows NT 5.2', 'Windows Server 2003', false];
215 + $ros[] = ['Windows NT 6.0', 'Windows Vista', false];
216 + $ros[] = ['Windows NT 7.0', 'Windows 7', false];
217 + $ros[] = ['Windows CE', 'Windows CE', false];
218 + $ros[] = ['(media center pc).([0-9]{1,2}\.[0-9]{1,2})', 'Windows Media Center', true];
219 + $ros[] = ['(win)([0-9]{1,2}\.[0-9x]{1,2})', 'Windows', true];
220 + $ros[] = ['(win)([0-9]{2})', 'Windows', true];
221 + $ros[] = ['(windows)([0-9x]{2})', 'Windows', true];
190 222 // Doesn't seem like these are necessary...not totally sure though..
191 223 //$ros[] = array('(winnt)([0-9]{1,2}\.[0-9]{1,2}){0,1}', 'Windows NT');
192 224 //$ros[] = array('(windows nt)(([0-9]{1,2}\.[0-9]{1,2}){0,1})', 'Windows NT'); // fix by bg
193 - $ros[] = ['Windows ME', 'Windows ME'];
194 - $ros[] = ['Win 9x 4.90', 'Windows ME'];
195 - $ros[] = ['Windows 98|Win98', 'Windows 98'];
196 - $ros[] = ['Windows 95', 'Windows 95'];
197 - $ros[] = ['(windows)([0-9]{1,2}\.[0-9]{1,2})', 'Windows'];
198 - $ros[] = ['win32', 'Windows'];
199 - $ros[] = ['(java)([0-9]{1,2}\.[0-9]{1,2}\.[0-9]{1,2})', 'Java'];
200 - $ros[] = ['(Solaris)([0-9]{1,2}\.[0-9x]{1,2}){0,1}', 'Solaris'];
201 - $ros[] = ['dos x86', 'DOS'];
202 - $ros[] = ['unix', 'Unix'];
225 + $ros[] = ['Windows ME', 'Windows ME', false];
226 + $ros[] = ['Win 9x 4.90', 'Windows ME', false];
227 + $ros[] = ['Windows 98|Win98', 'Windows 98', true];
228 + $ros[] = ['Windows 95', 'Windows 95', false];
229 + $ros[] = ['(windows)([0-9]{1,2}\.[0-9]{1,2})', 'Windows', true];
230 + $ros[] = ['win32', 'Windows', false];
231 + $ros[] = ['(java)([0-9]{1,2}\.[0-9]{1,2}\.[0-9]{1,2})', 'Java', true];
232 + $ros[] = ['(Solaris)([0-9]{1,2}\.[0-9x]{1,2}){0,1}', 'Solaris', true];
233 + $ros[] = ['dos x86', 'DOS', false];
234 + $ros[] = ['unix', 'Unix', false];
203 235 //Android
204 - $ros[] = ['SM', 'Samsung'];
205 - $ros[] = ['HTC', 'HTC'];
206 - $ros[] = ['LG', 'LG'];
207 - $ros[] = ['Microsoft', 'Microsoft'];
208 - $ros[] = ['Pixel', 'Pixel'];
209 - $ros[] = ['MI', 'Xiaomi'];
210 - $ros[] = ['Xiaomi', 'Xiaomi'];
211 - $ros[] = ['Android', 'Android'];
212 - $ros[] = ['android', 'Android'];
236 + $ros[] = ['SM', 'Samsung', false];
237 + $ros[] = ['HTC', 'HTC', false];
238 + $ros[] = ['LG', 'LG', false];
239 + $ros[] = ['Microsoft', 'Microsoft', false];
240 + $ros[] = ['Pixel', 'Pixel', false];
241 + $ros[] = ['MI', 'Xiaomi', false];
242 + $ros[] = ['Xiaomi', 'Xiaomi', false];
243 + $ros[] = ['Android', 'Android', false];
244 + $ros[] = ['android', 'Android', false];
213 245
214 246 //iPhone
215 - $ros[] = ['iPhone', 'iPhone'];
247 + $ros[] = ['iPhone', 'iPhone', false];
216 248
217 - $ros[] = ['Mac OS X', 'Mac OS X'];
218 - $ros[] = ['Mac OS X Puma', 'Mac OS X 10.1[^0-9]'];
219 - $ros[] = ['Mac_PowerPC', 'Macintosh PowerPC'];
220 - $ros[] = ['(mac|Macintosh)', 'Mac OS'];
221 - $ros[] = ['(sunos)([0-9]{1,2}\.[0-9]{1,2}){0,1}', 'SunOS'];
222 - $ros[] = ['(beos)([0-9]{1,2}\.[0-9]{1,2}){0,1}', 'BeOS'];
223 - $ros[] = ['(risc os)([0-9]{1,2}\.[0-9]{1,2})', 'RISC OS'];
224 - $ros[] = ['os\/2', 'OS/2'];
225 - $ros[] = ['freebsd', 'FreeBSD'];
226 - $ros[] = ['openbsd', 'OpenBSD'];
227 - $ros[] = ['netbsd', 'NetBSD'];
228 - $ros[] = ['irix', 'IRIX'];
229 - $ros[] = ['plan9', 'Plan9'];
230 - $ros[] = ['osf', 'OSF'];
231 - $ros[] = ['aix', 'AIX'];
232 - $ros[] = ['GNU Hurd', 'GNU Hurd'];
233 - $ros[] = ['(fedora)', 'Linux - Fedora'];
234 - $ros[] = ['(kubuntu)', 'Linux - Kubuntu'];
235 - $ros[] = ['(ubuntu)', 'Linux - Ubuntu'];
236 - $ros[] = ['(debian)', 'Linux - Debian'];
237 - $ros[] = ['(CentOS)', 'Linux - CentOS'];
238 - $ros[] = [
239 - '(Mandriva).([0-9]{1,3}(\.[0-9]{1,3})?(\.[0-9]{1,3})?)',
240 - 'Linux - Mandriva',
241 - ];
242 - $ros[] = [
243 - '(SUSE).([0-9]{1,3}(\.[0-9]{1,3})?(\.[0-9]{1,3})?)',
244 - 'Linux - SUSE',
245 - ];
246 - $ros[] = ['(Dropline)', 'Linux - Slackware (Dropline GNOME)'];
247 - $ros[] = ['(ASPLinux)', 'Linux - ASPLinux'];
248 - $ros[] = ['(Red Hat)', 'Linux - Red Hat'];
249 + $ros[] = ['Mac OS X', 'Mac OS X', false];
250 + $ros[] = ['Mac OS X Puma', 'Mac OS X 10.1[^0-9]', true];
251 + $ros[] = ['Mac_PowerPC', 'Macintosh PowerPC', false];
252 + $ros[] = ['(mac|Macintosh)', 'Mac OS', true];
253 + $ros[] = ['(sunos)([0-9]{1,2}\.[0-9]{1,2}){0,1}', 'SunOS', true];
254 + $ros[] = ['(beos)([0-9]{1,2}\.[0-9]{1,2}){0,1}', 'BeOS', true];
255 + $ros[] = ['(risc os)([0-9]{1,2}\.[0-9]{1,2})', 'RISC OS', true];
256 + $ros[] = ['os\/2', 'OS/2', true];
257 + $ros[] = ['freebsd', 'FreeBSD', false];
258 + $ros[] = ['openbsd', 'OpenBSD', false];
259 + $ros[] = ['netbsd', 'NetBSD', false];
260 + $ros[] = ['irix', 'IRIX', false];
261 + $ros[] = ['plan9', 'Plan9', false];
262 + $ros[] = ['osf', 'OSF', false];
263 + $ros[] = ['aix', 'AIX', false];
264 + $ros[] = ['GNU Hurd', 'GNU Hurd', false];
265 + $ros[] = ['(fedora)', 'Linux - Fedora', true];
266 + $ros[] = ['(kubuntu)', 'Linux - Kubuntu', true];
267 + $ros[] = ['(ubuntu)', 'Linux - Ubuntu', true];
268 + $ros[] = ['(debian)', 'Linux - Debian', true];
269 + $ros[] = ['(CentOS)', 'Linux - CentOS', true];
270 + $ros[] = ['(Mandriva).([0-9]{1,3}(\.[0-9]{1,3})?(\.[0-9]{1,3})?)', 'Linux - Mandriva', true];
271 + $ros[] = ['(SUSE).([0-9]{1,3}(\.[0-9]{1,3})?(\.[0-9]{1,3})?)', 'Linux - SUSE', true];
272 + $ros[] = ['(Dropline)', 'Linux - Slackware (Dropline GNOME)', true];
273 + $ros[] = ['(ASPLinux)', 'Linux - ASPLinux', true];
274 + $ros[] = ['(Red Hat)', 'Linux - Red Hat', true];
249 275 // Loads of Linux machines will be detected as unix.
250 276 // Actually, all of the linux machines I've checked have the 'X11' in the User Agent.
251 277 //$ros[] = array('X11', 'Unix');
252 - $ros[] = ['(linux)', 'Linux'];
253 - $ros[] = ['(amigaos)([0-9]{1,2}\.[0-9]{1,2})', 'AmigaOS'];
254 - $ros[] = ['amiga-aweb', 'AmigaOS'];
255 - $ros[] = ['amiga', 'Amiga'];
256 - $ros[] = ['AvantGo', 'PalmOS'];
278 + $ros[] = ['(linux)', 'Linux', true];
279 + $ros[] = ['(amigaos)([0-9]{1,2}\.[0-9]{1,2})', 'AmigaOS', true];
280 + $ros[] = ['amiga-aweb', 'AmigaOS', false];
281 + $ros[] = ['amiga', 'Amiga', false];
282 + $ros[] = ['AvantGo', 'PalmOS', false];
257 283 //$ros[] = array('(Linux)([0-9]{1,2}\.[0-9]{1,2}\.[0-9]{1,3}(rel\.[0-9]{1,2}){0,1}-([0-9]{1,2}) i([0-9]{1})86){1}', 'Linux');
258 284 //$ros[] = array('(Linux)([0-9]{1,2}\.[0-9]{1,2}\.[0-9]{1,3}(rel\.[0-9]{1,2}){0,1} i([0-9]{1}86)){1}', 'Linux');
259 285 //$ros[] = array('(Linux)([0-9]{1,2}\.[0-9]{1,2}\.[0-9]{1,3}(rel\.[0-9]{1,2}){0,1})', 'Linux');
260 - $ros[] = ['[0-9]{1,2}\.[0-9]{1,2}\.[0-9]{1,3})', 'Linux'];
261 - $ros[] = ['(webtv)/([0-9]{1,2}\.[0-9]{1,2})', 'WebTV'];
262 - $ros[] = ['Dreamcast', 'Dreamcast OS'];
263 - $ros[] = ['GetRight', 'Windows'];
264 - $ros[] = ['go!zilla', 'Windows'];
265 - $ros[] = ['gozilla', 'Windows'];
266 - $ros[] = ['gulliver', 'Windows'];
267 - $ros[] = ['ia archiver', 'Windows'];
268 - $ros[] = ['NetPositive', 'Windows'];
269 - $ros[] = ['mass downloader', 'Windows'];
270 - $ros[] = ['microsoft', 'Windows'];
271 - $ros[] = ['offline explorer', 'Windows'];
272 - $ros[] = ['teleport', 'Windows'];
273 - $ros[] = ['web downloader', 'Windows'];
274 - $ros[] = ['webcapture', 'Windows'];
275 - $ros[] = ['webcollage', 'Windows'];
276 - $ros[] = ['webcopier', 'Windows'];
277 - $ros[] = ['webstripper', 'Windows'];
278 - $ros[] = ['webzip', 'Windows'];
279 - $ros[] = ['wget', 'Windows'];
280 - $ros[] = ['Java', 'Unknown'];
281 - $ros[] = ['flashget', 'Windows'];
286 + $ros[] = ['[0-9]{1,2}\.[0-9]{1,2}\.[0-9]{1,3}', 'Linux', true];
287 + $ros[] = ['(webtv)/([0-9]{1,2}\.[0-9]{1,2})', 'WebTV', true];
288 + $ros[] = ['Dreamcast', 'Dreamcast OS', false];
289 + $ros[] = ['GetRight', 'Windows', false];
290 + $ros[] = ['go!zilla', 'Windows', false];
291 + $ros[] = ['gozilla', 'Windows', false];
292 + $ros[] = ['gulliver', 'Windows', false];
293 + $ros[] = ['ia archiver', 'Windows', false];
294 + $ros[] = ['NetPositive', 'Windows', false];
295 + $ros[] = ['mass downloader', 'Windows', false];
296 + $ros[] = ['microsoft', 'Windows', false];
297 + $ros[] = ['offline explorer', 'Windows', false];
298 + $ros[] = ['teleport', 'Windows', false];
299 + $ros[] = ['web downloader', 'Windows', false];
300 + $ros[] = ['webcapture', 'Windows', false];
301 + $ros[] = ['webcollage', 'Windows', false];
302 + $ros[] = ['webcopier', 'Windows', false];
303 + $ros[] = ['webstripper', 'Windows', false];
304 + $ros[] = ['webzip', 'Windows', false];
305 + $ros[] = ['wget', 'Windows', false];
306 + $ros[] = ['Java', 'Unknown', false];
307 + $ros[] = ['flashget', 'Windows', false];
282 308 // delete next line if the script show not the right OS
283 309 //$ros[] = array('(PHP)/([0-9]{1,2}.[0-9]{1,2})', 'PHP');
284 - $ros[] = ['MS FrontPage', 'Windows'];
285 - $ros[] = ['(msproxy)/([0-9]{1,2}.[0-9]{1,2})', 'Windows'];
286 - $ros[] = ['(msie)([0-9]{1,2}.[0-9]{1,2})', 'Windows'];
287 - $ros[] = ['libwww-perl', 'Unix'];
288 - $ros[] = ['UP.Browser', 'Windows CE'];
289 - $ros[] = ['NetAnts', 'Windows'];
290 - $ros[] = ['Android', 'Android'];
310 + $ros[] = ['MS FrontPage', 'Windows', false];
311 + $ros[] = ['(msproxy)/([0-9]{1,2}\.[0-9]{1,2})', 'Windows', true];
312 + $ros[] = ['(msie)([0-9]{1,2}\.[0-9]{1,2})', 'Windows', true];
313 + $ros[] = ['libwww-perl', 'Unix', false];
314 + $ros[] = ['UP.Browser', 'Windows CE', false];
315 + $ros[] = ['NetAnts', 'Windows', false];
316 + $ros[] = ['Android', 'Android', false];
291 317 $file = count($ros);
292 318 $os = '';
293 319 for ($n = 0; $n < $file; $n++) {
294 - if (@preg_match('/' . $ros[$n][0] . '/i', $user_agent)) {
295 - $os = @$ros[$n][1];
296 - break;
320 + $isRegex = isset($ros[$n][2]) && true === $ros[$n][2];
321 + $pattern = $ros[$n][0];
322 +
323 + if ($isRegex) {
324 + if (@preg_match('/' . $pattern . '/i', $user_agent)) {
325 + $os = $ros[$n][1];
326 + break;
327 + }
328 + } else {
329 + if (false !== stripos($user_agent, $pattern)) {
330 + $os = $ros[$n][1];
331 + break;
332 + }
297 333 }
298 334 }
299 335 return trim($os);
300 336 }
@@ -306,9 +342,9 @@
306 342 */
307 343 private static function _setUserDetail()
308 344 {
309 345 $referer = wp_get_referer();
310 - $user_details['ip'] = IpTool::ip2Number(IpTool::_checkIP());
346 + $user_details['ip'] = IpTool::storageValue(IpTool::_checkIP());
311 347 $user_details['device'] = IpTool::_checkDevice();
312 348 $user_details['id'] = get_current_user_id();
313 349 $user_details['page'] = $referer ? $referer : '';
314 350 $user_details['time'] = current_time('mysql');
@@ -318,9 +354,9 @@
318 354
319 355 /**
320 356 * Provide user details
321 357 *
322 - * @return _setUserDetail user details array
358 + * @return array user details array
323 359 */
324 360 public static function getUserDetail()
325 361 {
326 362 return IpTool::_setUserDetail();
@@ -328,11 +364,11 @@
328 364
329 365 /**
330 366 * Provide user IP address
331 367 *
332 - * @return ip
368 + * @return string IP address, or ''
333 369 */
334 370 public static function getIP()
335 371 {
336 372 return IpTool::_checkIP();
337 373 }
338 -}
374 +}