<?php  

/****
 *
 *  usage:
 *
 *  #repo/hooks/post-receive
 *  /usr/bin/php {PATH TO APPLICATION}/index.php Hook/git post  >> /tmp/githooklog
 *
 *
 *
 *
 * to run this on old commits:
 *
 
  git rev-list --since="last month"    --pretty=format:"%H %P" refs/heads/master \
        | grep -v commit  \
        | awk -v q='"' '{ print "echo " q $NF " " $1 " refs/heads/master" q " | /usr/bin/php /home/gitlive/web.mtrack/roo.php Hook/git post " } '                  \
        | sh

 
 *
 *
 */


/* For licensing and copyright terms, see the file named LICENSE */
// called as:

// git-commit-hook what [mtrackconfig] > /tmp/gitlog
// the cwd is the repo path
// a list of "oldrev newrev refname" lines is presented to us on stdin

 
require_once 'MTrackWeb.php';

class MTrackWeb_Hook_git extends MTrackWeb
{
    
    static $cli_desc = "Commit hook for git - see source for usage";
    
    function getAuth()
    {
        if (!HTML_FlexyFramework::get()->cli) {
            die("NOT CLI!");
        }
        
    }
    
    
    function get($action)
    {
        try {
            $repo = DB_DataObject::factory('mtrack_repos');
            $repo->repopath = getcwd();
            if (!$repo->find(true)) {
                $this->addEvent("HOOKERROR", false, "invalid repo:". getcwd() );
                die("INVALID REPO" . getcwd() );
            }
            echo "running hook";
            
            require_once 'MTrack/SCM/Git/CommitHookBridge.php';
            
            $bridge = new MTrack_SCM_Git_CommitHookBridge($repo);
            
            // for POST commit, we can use bridge->commits[0] to determine who..
            $revs = $repo->history('.',1,'rev', $bridge->commits[0]);
            
            //print_R($revs);
            
            $who = $revs[0]->changebyToEmail();
            
            $this->authUser = DB_DataObject::factory('core_person');
            $this->authUser->get('email', $who); 
            
            $cfg = HTML_FlexyFramework::get()->MTrackWeb;
            //print_R($cfg);
            
            
            require_once 'MTrack/CommitChecker.php';
            
            
            $checker = new MTrack_CommitChecker( array(
                    'repo' => $repo,
                    'checks' => $cfg['checks'],
                    'authUser' => $this->authUser,
            ));
             
            switch ($action) {
                
                case 'pre':
                    $checker->preCommit($bridge);
                    break;
                    
                default:
                    $checker->postCommit($bridge);
                    
                    // at this point we have
                    // checker->no_ticket (contains commits without tickets
                    // print_r($checker);exit;
                    
                    //DB_DataObject::DebugLevel(1);
                    foreach($checker->no_ticket as $change_event) {
                        $cg = DB_DataObject::factory('mtrack_change');
                        $res= $cg->createFromCommit($change_event, $checker);
                        if (!$res) {
                            echo "Skip - commit already exists\n";
                        }
                    }
                    foreach($checker->deferred as $ticket=> $info) {
                        foreach($info['changes'] as $ev) {
                            $cg = DB_DataObject::factory('mtrack_change');
                            $res=  $cg->createFromCommit($ev, $checker, $info['ticket']);
                            if (!$res) {
                                echo "Skip - commit already exists\n";
                            }
                            
                        }
                        
                        
                    }
                    //print_r($checker);
                  
            }
            //_log("SUCCESS");
            exit(0);
            
            
        } catch (Exception $e) {
             
          fwrite(STDERR, "\n" . $e->getMessage() .
            "\n\n" .
            $e->getTraceAsString() .
            "\n\n ** Commit failed [$action]\n");
        
          exit(1);
        }
        
    }
    
}