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iprec.php added - store your changing public IPs with timestamp on de…
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…mand

ip.php now updated with validip() function
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@apmuthu
apmuthu committed Nov 15, 2017
1 parent 8bc3b5d commit 42ba805
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3 changes: 2 additions & 1 deletion README.md
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* `wiki_extract.php` - Extract urls of uploaded files in MediaWiki based Wikis and use with `wget`
* `sql2excel` - php class to convert an sql to an excel worksheet
* `gxlate` - PHP Function for Google Translation of single string without using Google Translate API
* `ip.php` - Obtain your public / private ip:
* `ip.php` - Obtain your public / private ip
* `iprec.php` - Store your public / private ip in a text file on the server and retrieve at will
````
pubip=`wget -qO- http://www.apmuthu.com/ip.php`
````
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92 changes: 65 additions & 27 deletions ip.php
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@@ -1,27 +1,65 @@
<?
echo getip();

function getip() {
if (isset($_SERVER["HTTP_CLIENT_IP"]) && validip($_SERVER["HTTP_CLIENT_IP"])) {
return $_SERVER["HTTP_CLIENT_IP"];
}
if (isset($_SERVER["HTTP_X_FORWARDED_FOR"])) {
foreach (explode(",",$_SERVER["HTTP_X_FORWARDED_FOR"]) as $ip) {
if (validip(trim($ip))) {
return $ip;
}
}
}
if (isset($_SERVER["HTTP_X_FORWARDED_FOR"]) && validip($_SERVER["HTTP_X_FORWARDED_FOR"])) {
return $_SERVER["HTTP_X_FORWARDED_FOR"];
} elseif (isset($_SERVER["HTTP_FORWARDED_FOR"]) && validip($_SERVER["HTTP_FORWARDED_FOR"])) {
return $_SERVER["HTTP_FORWARDED_FOR"];
} elseif (isset($_SERVER["HTTP_FORWARDED"]) && validip($_SERVER["HTTP_FORWARDED"])) {
return $_SERVER["HTTP_FORWARDED"];
} elseif (isset($_SERVER["HTTP_X_FORWARDED"]) && validip($_SERVER["HTTP_X_FORWARDED"])) {
return $_SERVER["HTTP_X_FORWARDED"];
} else {
return $_SERVER["REMOTE_ADDR"];
}
}
?>
<?php
// Non existing function usage in PHP 5.3 and older degrade gracefully
// This is no longer available in BlueHost since 2017-11-15 as their minimum PHP version is 5.4

$remip = getip();
echo trim($remip);

// Check if ip adddress is valid
// https://github.com/carriercomm/NeoBill/blob/master/modules/nullregistrar/phpwhois/whois.ip.lib.php
// https://github.com/phpWhois/phpWhois/blob/4-stable/src/whois.ip.lib.php
// https://github.com/phpWhois/phpWhois/blob/master/src/IpTools.php

function validip($ip) {

if (empty($ip))
return false;

if ((ip2long($p) == -1) or (ip2long($p) === false))
return false;

$reserved_ips = array (
array('0.0.0.0','2.255.255.255'),
array('10.0.0.0','10.255.255.255'),
array('127.0.0.0','127.255.255.255'),
array('169.254.0.0','169.254.255.255'),
array('172.16.0.0','172.31.255.255'),
array('192.0.2.0','192.0.2.255'),
array('192.168.0.0','192.168.255.255'),
array('255.255.255.0','255.255.255.255')
);

foreach ($reserved_ips as $r) {

$min = ip2long($r[0]);
$max = ip2long($r[1]);
if ((ip2long($ip) >= $min) && (ip2long($ip) <= $max)) return false;
}

return true;
}

function getip() {
if (isset($_SERVER["HTTP_CLIENT_IP"]) && validip($_SERVER["HTTP_CLIENT_IP"])) {
return $_SERVER["HTTP_CLIENT_IP"];
}
if (isset($_SERVER["HTTP_X_FORWARDED_FOR"])) {
foreach (explode(",",$_SERVER["HTTP_X_FORWARDED_FOR"]) as $ip) {
if (validip(trim($ip))) {
return $ip;
}
}
}
if (isset($_SERVER["HTTP_X_FORWARDED_FOR"]) && validip($_SERVER["HTTP_X_FORWARDED_FOR"])) {
return $_SERVER["HTTP_X_FORWARDED_FOR"];
} elseif (isset($_SERVER["HTTP_FORWARDED_FOR"]) && validip($_SERVER["HTTP_FORWARDED_FOR"])) {
return $_SERVER["HTTP_FORWARDED_FOR"];
} elseif (isset($_SERVER["HTTP_FORWARDED"]) && validip($_SERVER["HTTP_FORWARDED"])) {
return $_SERVER["HTTP_FORWARDED"];
} elseif (isset($_SERVER["HTTP_X_FORWARDED"]) && validip($_SERVER["HTTP_X_FORWARDED"])) {
return $_SERVER["HTTP_X_FORWARDED"];
} else {
return $_SERVER["REMOTE_ADDR"];
}
}
?>
153 changes: 153 additions & 0 deletions iprec.php
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<?php
define('IS_DEBUG', FALSE);
define('IPSEP', CHR(9));

// , 'LocName' => 'LocPwd'
$authloc = Array(
'Home' => 'abcWe2541'
, 'Office' => 'KgRe4276'
);

$p = isset($_REQUEST['b']) ? $_REQUEST['b'] : FALSE;

$loc = FALSE;

if ($p === FALSE) exit;
if (($loc = array_search($p, $authloc)) === FALSE) exit;


$ip = getip();
$ip = trim($ip);

if (IS_DEBUG) echo $ip . "\n";

// $ipmsg = '$iprecs[] = Array("' . date("Y-m-d H:i:s") . '", "' . $loc . '", "' . $ip . '");' . "\n";
$ipmsg = date("Y-m-d H:i:s") . IPSEP . $loc . IPSEP . $ip . "\n";

if (IS_DEBUG) echo $ipmsg;

$filename = "iprecords_$loc.txt";
$filename_last_ip = "ip_last_$loc.txt";
$c = readlastline($filename);
$a = explode("\t", $c);
$old_ip = $a[2];

if ($ip != $old_ip) saveip($ipmsg, $filename);
file_put_contents($filename_last_ip, $ipmsg);
echo $ip;

function validip($ip) {

if (empty($ip))
return false;

if ((ip2long($p) == -1) or (ip2long($p) === false))
return false;

$reserved_ips = array (
array('0.0.0.0','2.255.255.255'),
array('10.0.0.0','10.255.255.255'),
array('127.0.0.0','127.255.255.255'),
array('169.254.0.0','169.254.255.255'),
array('172.16.0.0','172.31.255.255'),
array('192.0.2.0','192.0.2.255'),
array('192.168.0.0','192.168.255.255'),
array('255.255.255.0','255.255.255.255')
);

foreach ($reserved_ips as $r) {

$min = ip2long($r[0]);
$max = ip2long($r[1]);
if ((ip2long($ip) >= $min) && (ip2long($ip) <= $max)) return false;
}

return true;
}

function getip() {
if (isset($_SERVER["HTTP_CLIENT_IP"]) && validip($_SERVER["HTTP_CLIENT_IP"])) {
return $_SERVER["HTTP_CLIENT_IP"];
}
if (isset($_SERVER["HTTP_X_FORWARDED_FOR"])) {
foreach (explode(",",$_SERVER["HTTP_X_FORWARDED_FOR"]) as $ip) {
if (validip(trim($ip))) {
return $ip;
}
}
}
if (isset($_SERVER["HTTP_X_FORWARDED_FOR"]) && validip($_SERVER["HTTP_X_FORWARDED_FOR"])) {
return $_SERVER["HTTP_X_FORWARDED_FOR"];
} elseif (isset($_SERVER["HTTP_FORWARDED_FOR"]) && validip($_SERVER["HTTP_FORWARDED_FOR"])) {
return $_SERVER["HTTP_FORWARDED_FOR"];
} elseif (isset($_SERVER["HTTP_FORWARDED"]) && validip($_SERVER["HTTP_FORWARDED"])) {
return $_SERVER["HTTP_FORWARDED"];
} elseif (isset($_SERVER["HTTP_X_FORWARDED"]) && validip($_SERVER["HTTP_X_FORWARDED"])) {
return $_SERVER["HTTP_X_FORWARDED"];
} else {
return $_SERVER["REMOTE_ADDR"];
}
}

function saveip($somecontent, $filename) {
// $somecontent = "Dynamic IP List with Hosts\n";

// Let's make sure the file exists and is writable first.
if (is_writable($filename)) {

// Opening $filename in append mode.
// The file pointer is at the bottom of the file hence
// that is where $somecontent will go when we fwrite() it.
if (!$handle = fopen($filename, 'a')) {
if (IS_DEBUG) echo "Cannot open file ($filename)\n";
exit;
}

// Write $somecontent by appending to our opened file.
if (fwrite($handle, $somecontent) === FALSE) {
if (IS_DEBUG) echo "Cannot write to file ($filename)\n" ;
exit;
}

if (IS_DEBUG) echo "Success, wrote ($somecontent) to file ($filename)\n";

fclose($handle);

} else {
if (IS_DEBUG) echo "The file $filename is not writable\n";
}

}

function readlastline($filename) {
// http://stackoverflow.com/questions/1510141/read-last-line-from-file
$line = '';

$f = fopen($filename, 'r');
$cursor = -1;

fseek($f, $cursor, SEEK_END);
$char = fgetc($f);

/**
* Trim trailing newline chars of the file
*/
while ($char === "\n" || $char === "\r") {
fseek($f, $cursor--, SEEK_END);
$char = fgetc($f);
}

/**
* Read until the start of file or first newline char
*/
while ($char !== false && $char !== "\n" && $char !== "\r") {
/**
* Prepend the new char
*/
$line = $char . $line;
fseek($f, $cursor--, SEEK_END);
$char = fgetc($f);
}

return $line;
}

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