ghupdater.php

<?php
define('ACCEPT_IP','127.0.0.1');
define('MONITORED_DIR','');//The directory where the .git directory is located. Leave blank if this script is in the same directory as the .git file
define('MAIL_TO','siddhant3s@gmail.com'); //mail the report to this email address. Leave blank to disable
define('LOG_FILE','_ghupdater.log'); //Log file. Highly recommended
//////////////////////////Disable the effect of magic_quotes_gpc////////////////
if (get_magic_quotes_gpc()) {
    $process = array(&$_GET, &$_POST, &$_COOKIE, &$_REQUEST);
    while (list($key, $val) = each($process)) {
        foreach ($val as $k => $v) {
            unset($process[$key][$k]);
            if (is_array($v)) {
                $process[$key][stripslashes($k)] = $v;
                $process[] = &$process[$key][stripslashes($k)];
            } else {
                $process[$key][stripslashes($k)] = stripslashes($v);
            }
        }
    }
    unset($process);
}
////////////////////////////////////////////////////////////////////////////////

$rep_path=isset($_REQUEST['path'])?$_REQUEST['path']:'../linkpit' or die('No Path specified for Repo');//rep path.
$templog='';
function logmsg($msg)
{       global $templog;
        echo ($msg.'<br>');
        $templog.="$msg<br>\n";
        return;
}
        

//echo $_POST['payload'];$comit_obj->{'id'}
if(!isset($_POST['payload'])){
echo "Data not recieved in POST['payload']. Repo Path is set to $rep_path";
exit();
}
echo 'REP_PATH:'.$rep_path;
$obj=json_decode($_POST['payload']);
if(!$obj) die("Unable to parse the payload");
//var_dump($obj);
$commitlist=$obj->{'commits'};
/*print_r($commitlist[1]->{'added'}); echo '<br/>';
print_r($commitlist[1]->{'modified'});echo '<br/>';
print_r($commitlist[1]->{'removed'});echo '<br/>';
print_r($commitlist[1]->{'id'});echo '<br/>';*/
//this is where all the files of a GitHub reposotories can be viewed. the format is {REPO_URL}/raw/commit-id/filename
//$gh_raw_url.'commit-id/'.filename gives the file
$gh_raw_url=$obj->{'repository'}->{'url'}.'/raw/';

//print $gh_url;
foreach($commitlist as $commit_obj)
{
        $id=$commit_obj->{'id'};
        $message=$commit_obj->{'message'};
        $commit_raw_url=$gh_raw_url.$id.'/';
        logmsg("Processing commit: $id || Message:$message");
        $files_to_download=array_merge($commit_obj->{'added'},$commit_obj->{'modified'});
        $files_to_remove=$commit_obj->{'removed'};
        if($files_to_download)
        {
                logmsg('The following files needs to be downloaded');
                foreach($files_to_download as $f) {logmsg($f);}
                
                foreach($files_to_download as $f)
                {
                        logmsg("Now Downloading file $f");
                        $local_file=$rep_path.'/'.$f;
                        $dir=dirname($local_file);
                        if (!is_dir($dir)) 
                                mkdir($dir,0777,true) or logmsg("Cannot make directory".$dir) or exit();
                         
                        //TODO Uncomment the following line
                        copy($commit_raw_url.$f,$local_file) or logmsg("Unable to run copy command") or exit();
                        logmsg("Download complete for file $f");
                }
        }
        if($files_to_remove)
        {
                logmsg('The following files needs to be removed');
                foreach($files_to_remove as $f) {logmsg($f);}
                
                foreach($files_to_remove as $f)
                {
                        logmsg("Now Removing $f");
                        $local_file=$rep_path.'/'.$f;
                        unlink($local_file) or logmsg("Cannot remove file $localfile");
                        logmsg("File removed $f");
                }
                               
        }


}


echo('<br/><br/><br/>');
if(MAIL_TO)
{
        mail(MAIL_TO,'gitupdater.php recieved a push',$templog);
}
echo($templog);
?>