From 1d31ebbeec74b7b928ea1c49157448ecf857a074 Mon Sep 17 00:00:00 2001
From: karlchenofhell <karlchenofhell@6c8d7289-2bf4-0310-a012-ef5d649a1542>
Date: Sun, 25 Feb 2007 15:18:22 +0000
Subject: [PATCH] - added experimental PHP script which redirects from a vhost
 to a peer, using a public seed-file

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@3395 6c8d7289-2bf4-0310-a012-ef5d649a1542
---
 addon/peerForwarding.php | 146 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 146 insertions(+)
 create mode 100644 addon/peerForwarding.php

diff --git a/addon/peerForwarding.php b/addon/peerForwarding.php
new file mode 100644
index 000000000..1b64aba41
--- /dev/null
+++ b/addon/peerForwarding.php
@@ -0,0 +1,146 @@
+<?php
+	
+	/* by Allo, KarlchenOfHell */
+	
+	$page = 'error.html';
+	$peername = 'Error';
+	$seedurl = 'http://www.anomic.de/yacy/seed.txt';	// remote seed-file
+	$seedfile = 'seed.txt';								// local cache file, needs write access
+	$hostlength = 24; 									// EDIT THIS! length of the hostname + 1 (strlen(".peer.karlchenofhell.org"))
+	
+	function get($url, $filename) {
+		if(!file_exists($filename) || (time()-filectime($filename)) > 600){
+			$content=file_get_contents($url);
+			$file=fopen($filename, 'w');
+			fwrite($file, $content);
+			fclose($file);
+		}else{
+			$content=file_get_contents($filename);
+		}
+		return $content;
+	}
+	
+	class peer {
+        
+        var $seed;
+        
+        function peer($seed) {
+            switch (substr($seed, 0, 1)) {
+                case 'p': $plainlist = substr($seed, 2); break;            // plain text
+                case 'b': $plainlist = base64_decode(substr($seed, 2)); break;    // base64-encoded
+                default: $plainlist = substr($seed, 2); break;
+            }
+            $plainlist = substr($plainlist, 1, -1);        // kill '{' on beginning and '}' at the end
+            $list = explode(',', $plainlist);
+            $r = array();
+            foreach ($list as $value) {
+                $equal = strpos($value, '=');
+                $r[substr($value, 0, $equal)] = substr($value, $equal + 1);
+            }
+            $this->seed = $r;
+        }
+        
+        function getHash()         { return $this->seed['Hash']; }
+        function getIPType()       { return $this->seed['IPType']; }
+        function getTags()         { return $this->seed['Tags']; }
+        function getPort()         { return $this->seed['Port']; }
+        function getIP()           { return $this->seed['IP']; }
+        function getRI()           { return $this->seed['rI']; }
+        function getUptime()       { return $this->seed['Uptime']; }
+        function getVersion()      { return $this->seed['Version']; }
+        function getUTC()          { return $this->seed['UTC']; }
+        function getPeerType()     { return $this->seed['PeerType']; }
+        function getSI()           { return $this->seed['sI']; }
+        function getLastSeen()     { return $this->seed['LastSeen']; }
+        function getName()         { return $this->seed['Name']; }
+        function getCCount()       { return $this->seed['CCount']; }
+        function getSCount()       { return $this->seed['SCount']; }
+        function getNews()         { return $this->seed['news']; }
+        function getUSpeed()       { return $this->seed['USpeed']; }
+        function getCRTCount()     { return $this->seed['CRTCnt']; }
+        function getCRWCount()     { return $this->seed['CRWCnt']; }
+        function getBirthDate()    { return $this->seed['BDate']; }
+        function getLinks()        { return $this->seed['LCount']; }
+        function getRU()           { return $this->seed['rU']; }
+        function getWords()        { return $this->seed['ICount']; }
+        function getSU()           { return $this->seed['sU']; }
+        function getISpeed()       { return $this->seed['ISpeed']; }
+        function getNCount()       { return $this->seed['NCount']; }
+        function getFlags()        { return $this->seed['Flags']; }
+    }
+    
+    function decodeSeedList($list) {
+        $seeds = explode("\n", $list);
+        $r = array();
+        foreach ($seeds as $seed) {
+            $peer = new peer($seed);
+            $r[strtolower($peer->getName())] = $peer;
+        }
+        return $r;
+    }
+
+	$name = $_SERVER['SERVER_NAME'];
+	$name = substr($name, 0, strlen($name) - $hostlength);
+	
+	$seedfile = get($seedurl, $seedfile);
+	$peers = decodeSeedList($seedfile);
+	
+	$peer = $peers[strtolower($name)];
+	
+	#peername.yacypeer.dyndns.org
+	#rewrite:
+	#RewriteCond %{REQUEST_URI} /error.html
+	#RewriteRule ^/(.*) /error.html [L]
+	#RewriteRule ^/(.*) /index.php?url=$1 [L]
+	
+	#$name=$_SERVER['SERVER_NAME'];
+	#$name=substr($name, 0, strlen($name)-(strlen($basehost)+1)); //+1 because we filter .$basehost
+	
+	#domain.org/peername/*
+	#rewrite:
+	#RewriteRule ^/(.*) /error.html [L]
+	#RewriteRule ^/([^\/]*)/(.*) /index.php?name=$1&url=$2 [L]
+	
+	if (strlen($name) == 0 || $peer == null) {
+		// peer-list
+?>
+<html>
+	<head>
+		<title>Active YaCy-Peers</title>
+	</head>
+	<body>
+		<table border="2" cellpadding="2" cellspacing="0">
+			<tr>
+				<th>Name</th>
+				<th>Uptime</th>
+			</tr><?
+		foreach ($peers as $peer) {
+			echo '
+			<tr>
+				<td><a href="http://'. $peer->getIP() .':'. $peer->getPort() .'">'. $peer->getName() .'</a></td>
+				<td>'. $peer->getUptime() .'</td>
+			</tr>';
+		}?>
+		</table>
+	</body>
+</html>
+<?
+	} else {
+		
+		if ($peer) {
+			$peername=$peer->getName();
+			$page='http://'. $peer->getIP() .':'.$peer->getPort() .'/';
+		}
+		
+?>
+<html>
+	<head>
+		<title><? echo $peername; ?></title>
+	</head>
+	<frameset rows="*">
+		<frame src="<? echo $page/*.$_GET['url']*/; ?>" />
+	</frameset>
+</html>
+<?
+	}
+?>
\ No newline at end of file