<?php
require_once 'XML/RPC.php';

// define('SERVER_ADDRESS','http://api.origo.ethz.ch');
define('SERVER_ADDRESS','localhost');
define('INTERNAL_API', '/internal_api/xmlrpc');
define('API', '/api/xmlrpc');

function xmlrpc_call($args) { 

	//argument parsing and conversion
	$call_param = array();
	reset($args['args']);
	$count = sizeof($args['args']);
	for ($i=0; $i < $count; $i++) {
		$val = $args['args'][$i];
		$params[] = XML_RPC_encode($val);
	}
	// msg creation
	$msg = new XML_RPC_Message($args['method'], $params);
	if ($args['type'] == 'internal') {
		$cli = new XML_RPC_Client(INTERNAL_API, SERVER_ADDRESS);
	} else {
		$cli = new XML_RPC_Client(API, SERVER_ADDRESS);
	}

	// debug settings
	if ($args['debug']==true) { 
		$cli->setDebug (1); 
	} else { 
		$cli->setDebug (0); 
	} 

	//send 
	$resp = $cli->send($msg); 
	if (!$resp) { 
		return false; 
	} 

	// error handling 
	if (!$resp->faultCode()) { 
		$val = $resp->value(); 
		$data = XML_RPC_decode($val); 
		return $data; 
	} else { 
		return false; 
	}
}

function xmlrpc_login($username, $password, $debug) { 
	$args['method'] = 'internal_user.login'; 
	$args['args'] = array($username, $password); 
	$args['type'] = 'internal'; 
	$args['debug'] = $debug; 
	return xmlrpc_call($args);
}

function xmlrpc_login_key($user_key, $application_key, $debug) {
	$args['method'] = 'user.login_key'; 
	$args['args'] = array($user_key, $application_key); 
	$args['type'] = 'external'; 
	$args['debug'] = $debug; 
	return xmlrpc_call($args);
}

function xmlrpc_user_my_name($session, $debug) { 
	$args['method'] = 'user.my_name'; 
	$args['args'] = array($session);	
	$args['type'] = 'external';	
	$args['debug'] = $debug;	
	return xmlrpc_call($args);
}

function xmlrpc_project_list($session, $show_hidden, $debug) { 
	$args['method'] = 'project.list'; 
	$args['args'] = array($session, $show_hidden);	
	$args['type'] = 'external';	
	$args['debug'] = $debug;	
	return xmlrpc_call($args);
}

function xmlrpc_project_list_partial($session, $show_hidden, $start_index, $count, $debug) { 
	$args['method'] = 'project.list_partial'; 
	$args['args'] = array( 
		$session,
		$show_hidden,
		$start_index,
		$count
	);	
	$args['type'] = 'external';	
	$args['debug'] = $debug;	
	return xmlrpc_call($args);
}

// workitem.list_project(session: String, project_id: int, limit: int, unread_only: boolean): array[workitem_struct]
function xmlrpc_workitem_list_project($session, $project_id, $limit, $unread_only, $debug) { 
	$args['method'] = 'workitem.list_project'; 
	$args['args'] = array( 
		$session,
		$project_id,
		$limit,
		$unread_only		
	);	
	$args['type'] = 'external';	
	$args['debug'] = $debug;	
	return xmlrpc_call($args);
}

function xmlrpc_issue_search($session, $project_id, $search, $debug) { 
	$args['method'] = 'issue.search'; 
	$args['args'] = array( 
		$session,
		$project_id,
		$search	
	);
	$args['type'] = 'external';	
	$args['debug'] = $debug;	
	return xmlrpc_call($args);
}

function xmlrpc_issue_list_tags($session, $project_id, $debug) {
	$args['method'] = 'issue.list_tags'; 
	$args['args'] = array($session, $project_id);
	$args['type'] = 'external';
	$args['debug'] = $debug;	
	return xmlrpc_call($args);
}

function xmlrpc_issue_list($session, $project_id, $debug) {
	$args['method'] = 'issue.list'; 
	$args['args'] = array($session, $project_id);	
	$args['type'] = 'external';	
	$args['debug'] = $debug;	
	return xmlrpc_call($args);
}

function xmlrpc_issue_list_changed($session, $project_id, $date, $debug) {
	$args['method'] = 'issue.list_changed'; 
	$args['args']=array( 
		$session,
		$project_id,
		$date	
	);	
	$args['type'] = 'external';	
	$args['debug'] = $debug;	
	return xmlrpc_call($args);
}

function xmlrpc_issue_add($session, $project_id, $title, $description, $tags, $is_private, $debug) {
	$args['method'] = 'issue.add'; 
	$args['args']=array( 
		$session,
		$project_id,
		$title,
		$description,
		$tags,
		$is_private	
	);	
	$args['type'] = 'external';	
	$args['debug'] = $debug;	
	return xmlrpc_call($args);
}

function xmlrpc_issue_retrieve($session, $project_issue_id, $project_id, $debug) {
	$args['method'] = 'issue.retrieve'; 
	$args['args']=array( 
		$session,
		$project_issue_id,
		$project_id	
	);	
	$args['type'] = 'external';	
	$args['debug'] = $debug;	
	return xmlrpc_call($args);
}

$session = xmlrpc_login("insert_name","insert_pw",false);
// $session=xmlrpc_login_key("insert user key","insert app key",false);

// print_r(xmlrpc_user_my_name($session, true));
// print_r(xmlrpc_project_list($session, false, true));
// $search = array('title'=>'some title', 'description'=>'some description', 'status'=>'open');
// print_r(xmlrpc_issue_search($session, 1, $search, true));
// print_r(xmlrpc_issue_list_tags($session, 1, true));
?>