<?php
if (isset($_POST['login_username'])) { $user = $_POST['login_username']; }
else { $user = $_COOKIE['wmusername']; }

$bookdir = "../data/".$user."/";
$pend = "!</div></div></body></html>";
$cerr = "Error creating address book ";
if (!file_exists($bookdir)) { @mkdir($bookdir,0777) or die($cerr."contacts directory".$pend); }
if (!file_exists($bookdir."index.php")) {
	touch($bookdir."index.php") or die($cerr."contacts index".$pend); }
if (file_get_contents($bookdir."index.php") == "") {
	file_put_contents($bookdir."index.php","<"."?php header('Location: ../index.php'); ?".">"); }

if (!file_exists($bookdir."groups.php")) {
	touch($bookdir."groups.php") or die($cerr."groups index".$pend);
	$content = "<"."?php\r";
	$content .= "$"."group_names = array();\r";
	$content .= "$"."group_files = array();\r";
	$content .= "?".">";
	file_put_contents($bookdir."groups.php",$content); }

function isFriend($name,$address) {
	$bookdir = "../data/".$_COOKIE['wmusername']."/";
	$found = "";
	$contacts = array();
	$handle = opendir($bookdir);
	$skip = array(".","..","index.php","backups","groups.php","security.php","thumbs.db","desktop.ini",".DS_Store","_notes");
	while($file = readdir($handle)) { if (!in_array($file,$skip)) { array_push($contacts,$file); }}
	if (count($contacts) > 0) {
		for ($k=0; $k<count($contacts); $k++) {
			include($bookdir.$contacts[$k]);
			if ($address != "") {
				if (($emailhome == $address) || ($emailwork == $address)) {
					$found = $uniqueid;
					$k = count($contacts); }}}}
	$name_array = explode("&#32;",$name);
	switch(count($name_array)) {
		case "1":
			$isemail = explode("@",$name);
			if (count($isemail) == 1) { $f = $name; }
			else { $f = "0"; }
			$m = "0";
			$l = "0"; break;
		case "2":
			$f = $name_array[0];
			$m = "0";
			$l = $name_array[1]; break;
		default:
			$f = $name_array[0];
			$m = $name_array[1];
			$l = end($name_array); }
	if ($f == "") { $f = "0"; }
	if ($found == "") { return "<a onfocus='this.blur();' style='font-weight: normal;' href='contacts.php?new=".$address."&f=".$f."&m=".$m."&l=".$l."'>ADD</a>"; }
	else { return "<a onfocus='this.blur();' style='font-weight: normal;' href='contacts.php?view=".$found."'>VIEW</a>"; }
}
?>