<?php
# vim:et:ts=3:sts=3:sw=3:fdm=marker:

// WebSVN - Subversion repository viewing via the web using PHP
// Copyright © 2004-2006 Tim Armes, Matt Sicker
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
// --
//
// blame.php
//
// Show the blame information of a file.
//

require_once 'include/setup.inc';
require_once 'include/svnlook.inc';
require_once 'include/utils.inc';
require_once 'include/template.inc';

$vars['action'] = $lang['BLAME'];

$svnrep = new SVNRepository($rep);

// If there's no revision info, go to the lastest revision for this path
$history = $svnrep->getLog($path, '', '', true);
$youngest = $history->entries[0]->rev;

if (empty($rev))
   $rev = $youngest;

if ($path{0} != '/')
   $ppath = '/'.$path;
else
   $ppath = $path;

// Find the parent path (or the whole path if it's already a directory)
$pos = strrpos($ppath, '/');
$parent = substr($ppath, 0, $pos + 1);

$vars['repname'] = $rep->getDisplayName();
$vars['rev'] = $rev;
$vars['path'] = $ppath;

createDirLinks($rep, $ppath, $rev, $showchanged);

$listing = array();

// Get the contents of the file
$tfname = tempnam('temp', '');
$svnrep->getFileContents($path, $tfname, $rev, '', true);

$filecache = array();

if ($file = fopen($tfname, 'r'))      
{
   // Get the blame info
   $tbname = tempnam('temp', '');
   $svnrep->getBlameDetails($path, $tbname, $rev); 
   
   $ent = true;
   $extension = strrchr(basename($path), '.');
   if (($extension && isset($extEnscript[$extension]) && ('php' == $extEnscript[$extension])) || ($config->useEnscript))
      $ent = false;

   if ($blame = fopen($tbname, 'r'))      
   {
      // Create an array of version/author/line
      
      $index = 0;
      
      while (!feof($blame) && !feof($file))
      {
         $blameline = fgets($blame);
         
         if ($blameline != '')
         {
            list($revision, $author) = sscanf($blameline, '%d %s');
            
            $listing[$index]['lineno'] = $index + 1;
            
            $url = $config->getURL($rep, $parent, 'dir');
            $listing[$index]['revision'] = "<a href=\"${url}rev=$revision&amp;sc=1\">$revision</a>";

            $listing[$index]['author'] = $author;
            
            if ($ent)
               $line = replaceEntities(rtrim(fgets($file)), $rep);
            else
               $line = rtrim(fgets($file));

            $listing[$index]['line'] = hardspace($line);
            
            if (trim($listing[$index]['line']) == '')
               $listing[$index]['line'] = '&nbsp;';
               
            $index++;
         }
      }
      
      fclose($blame);
   }
   
   fclose($file);
}

unlink($tfname);  
unlink($tbname);  

$vars['version'] = $version;

if (!$rep->hasReadAccess($path, false))
   $vars['noaccess'] = true;

parseTemplate($rep->getTemplatePath().'header.tmpl', $vars, $listing);
parseTemplate($rep->getTemplatePath().'blame.tmpl', $vars, $listing);
parseTemplate($rep->getTemplatePath().'footer.tmpl', $vars, $listing);
   
?>