#!/usr/bin/php
<?php

//
// pre-receive hook
// Only logs ip and user
// It can block the receiving.

error_reporting(E_ALL);
ini_set("track_errors", "On");

$_start = microtime(TRUE);

$rg_log_sid = getenv('ROCKETGIT_LOG_SID');

$conf = getenv("ROCKETGIT_CONF_FILE");
if (empty($conf))
	$conf = "/etc/rocketgit/config.php";
require_once($conf);

$INC = $rg_scripts . "/inc";
require_once($INC . "/init.inc.php");
require_once($INC . "/util.inc.php");
require_once($INC . "/log.inc.php");
require_once($INC . "/sql.inc.php");
require_once($INC . "/repo.inc.php");

rg_log_set_file($rg_log_dir . "/hook_pre-receive.log");

$repo_path = getenv('ROCKETGIT_REPO_PATH');
$login_uid = getenv('ROCKETGIT_LOGIN_UID');
$ip = getenv('ROCKETGIT_IP');
$git_host = getenv('ROCKETGIT_HOST');
$show_info = getenv('ROCKETGIT_SHOW_INFO');

rg_log("Start");
rg_log("_SERVER: " . rg_array2string($_SERVER));

umask(0077);


if ($show_info) {
	rg_git_info('', '== Welcome to RocketGit! ==');
	rg_git_info('', 'you are connecting from IP ' . $ip . '.');
	rg_git_info('', 'date/time: ' . gmdate('Y-m-d H:i:s')
		. ', debug id ' . $rg_log_sid . '.');
}

// If user does not correct to the correct URL, correct them
// TODO: this is not working for http!
//if (!empty($git_host) && (strcasecmp($git_host, $rg_git_host) != 0))
//	rg_git_info('', 'Please use ' . $rg_git_host
//		. ' instead of ' . $git_host . '.');

exit(0);

$f = @fopen("php://stdin", "r");
if ($f === FALSE) {
	rg_log("Error: Cannot open stdin!");
	rg_git_fatal("Internal error!");
}
while (($set = fgets($f))) {
	$set = trim($set);
	if (empty($set))
		continue;

	$x = explode(" ", $set);
	$old_rev = @rg_git_rev($x[0]);
	$new_rev = @rg_git_rev($x[1]);
	$refname = @rg_git_reference($x[2]);
	if ($refname === FALSE)
		rg_git_fatal('Invalid reference: ' . rg_git_error() . '!');

	rg_log("refname=$refname old_rev=$old_rev new_rev=$new_rev.");

	if (empty($refname) || empty($old_rev) || empty($new_rev))
		rg_git_fatal("Invalid parameters [$old_rev $new_rev $refname]!");
}
fclose($f);


$diff = sprintf("%u", (microtime(TRUE) - $_start) * 1000);
rg_log("Took " . $diff . "ms.");

?>