Added export.php for contacts app. Works the same way as the one in the...

Added export.php for contacts app. Works the same way as the one in the calendar app, except there is no UI for it.
Fixed indentation in /index.php

apps/contacts/export.php

+<?php
+/**
+ * Copyright (c) 2011 Georg Ehrke <ownclouddev at georgswebsite dot de>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+require_once ("../../lib/base.php");
+OC_Util::checkLoggedIn();
+OC_Util::checkAppEnabled('contacts');
+$book = isset($_GET["bookid"]) ? $_GET["bookid"] : NULL;
+$contact = isset($_GET["contactid"]) ? $_GET["contactid"] : NULL;
+if(isset($book)){
+	OC_Log::write('contacts',"book isset($book)",OC_Log::DEBUG);
+	$addressbook = OC_Contacts_Addressbook::find($book);
+	OC_Log::write('contacts',"Got addressbook",OC_Log::DEBUG);
+	OC_Log::write('contacts',"userid: {$addressbook["userid"]}",OC_Log::DEBUG);
+	if($addressbook["userid"] != OC_User::getUser()){
+		OC_JSON::error();
+		exit;
+	}
+	OC_Log::write('contacts',"User match",OC_Log::DEBUG);
+	$cardobjects = OC_Contacts_VCard::all($book);
+	header("Content-Type: text/directory");
+	header("Content-Disposition: inline; filename=addressbook.vcf"); 
+	for($i = 0;$i <= count($cardobjects); $i++){
+		echo $cardobjects[$i]["carddata"] . "\n";
+	}
+}elseif(isset($contact)){	
+	OC_Log::write('contacts',"contact isset($contact)",OC_Log::DEBUG);
+	$data = OC_Contacts_VCard::find($contact);
+	$addressbookid = $data["addressbookid"];
+	OC_Log::write('contacts',"addressbookid: $addressbookid",OC_Log::DEBUG);
+	$addressbook = OC_Contacts_Addressbook::find($addressbookid);
+	if($addressbook["userid"] != OC_User::getUser()){
+		OC_JSON::error();
+		exit;
+	}
+	header("Content-Type: text/directory");
+	header("Content-Disposition: inline; filename=" . $data["fullname"] . ".vcf"); 
+	echo $data["carddata"];
+}
+?>

index.php

@@ -100,14 +100,15 @@ else {
 			$error = true;
 		}
 	}
-		// The user is already authenticated using Apaches AuthType Basic... very usable in combination with LDAP
-		elseif(isset($_SERVER["PHP_AUTH_USER"]) && isset($_SERVER["PHP_AUTH_PW"])){
-			if (OC_User::login($_SERVER["PHP_AUTH_USER"],$_SERVER["PHP_AUTH_PW"]))	{
-				OC_User::unsetMagicInCookie();
-				OC_Util::redirectToDefaultPage();
-			}else{
-				$error = true;
-			}
+	// The user is already authenticated using Apaches AuthType Basic... very usable in combination with LDAP
+	elseif(isset($_SERVER["PHP_AUTH_USER"]) && isset($_SERVER["PHP_AUTH_PW"])){
+		if (OC_User::login($_SERVER["PHP_AUTH_USER"],$_SERVER["PHP_AUTH_PW"]))	{
+			//OC_Log::write('core',"Logged in with HTTP Authentication",OC_Log::DEBUG);
+			OC_User::unsetMagicInCookie();
+			OC_Util::redirectToDefaultPage();
+		}else{
+			$error = true;
 		}
+	}
 	OC_Template::printGuestPage('', 'login', array('error' => $error, 'redirect' => isset($_REQUEST['redirect_url'])?$_REQUEST['redirect_url']:'' ));
 }