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listing.php

<?php

// WebSVN - Subversion repository viewing via the web using PHP
// Copyright (C) 2004 Tim Armes
//
// 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
//
// --
//
// listing.php
//
// Show the listing for the given repository/path/revision

require_once("include/setup.inc");
require_once("include/svnlook.inc");
require_once("include/utils.inc");
require_once("include/template.inc");
require_once("include/bugtraq.inc");

function fileLink($path, $file, $returnjoin = false)
{
   global $rep, $passrev, $showchanged, $config;
   
   if ($path == "" || $path{0} != "/")
      $ppath = "/".$path;
   else
      $ppath = $path;

   if ($returnjoin)
      return $ppath.$file;

   $isDir = $file{strlen($file) - 1} == "/";
      
   if ($isDir)
   {
      $url = $config->getURL($rep, $ppath.$file, "dir");
      return "<a href=\"${url}rev=$passrev&amp;sc=$showchanged\">$file</a>";
   }
   else
   {
      $url = $config->getURL($rep, $ppath.$file, "file");
      return "<a href=\"${url}rev=$passrev&amp;sc=$showchanged\">$file</a>";
   }
}

function showDirFiles($svnrep, $subs, $level, $limit, $rev, $listing, $index)
{
   global $rep, $passrev, $showchanged, $config, $lang;

   $path = "";

   for ($n = 0; $n <= $level; $n++)
   {
      $path .= $subs[$n]."/";
   }

   $contents = $svnrep->dirContents($path, $rev);

   // List each file in the current directory
   $loop = 0;
   $last_index = 0;
   foreach($contents as $file)
   {
      $isDir = ($file{strlen($file) - 1} == "/"?1:0);

      if ($isDir)
      {
         $listing[$index]["filetype"] = "dir";

         if ($rep->getAllowDownload())
         {
            $dlurl = $config->getURL($rep, $path.$file, "dl"); 
            $listing[$index]["fileviewdllink"] = "<a href=\"${dlurl}rev=$passrev&amp;isdir=1\">${lang["TARBALL"]}</a>";
         }
         else 
            $listing[$index]["fileviewdllink"] = "&nbsp;";
      }
      else
      {
         if ($level != $limit)
         {
            // List directories only, skip all files
            continue;
         }
         
         $listing[$index]["fileviewdllink"] = "&nbsp;";
         $listing[$index]["filetype"] = strrchr($file, ".");
      }   

      $listing[$index]["rowparity"] = ($index % 2)?"1":"0";
      
      $listing[$index]["compare_box"] = "<input type=\"checkbox\" name=\"compare[]\" value=\"".fileLink($path, $file, true)."@$passrev\" onClick=\"checkCB(this)\">";
      
      if (!strcmp($subs[$level+1]."/", $file) || !strcmp($subs[$level+1], $file))
         $listing[$index]["filelink"] = "<b>".fileLink($path, $file)."</b>";
      else
         $listing[$index]["filelink"] = fileLink($path, $file);

      // The history command doesn't return with a trailing slash.  We need to remember here if the
      // file is a directory or not! 
   
      $listing[$index]["isDir"] = $isDir;
   
      $listing[$index]["level"] = $level;
      $listing[$index]["node"] = 0; // t-node
   
      $fileurl = $config->getURL($rep, $path.$file, "log");
      $listing[$index]["fileviewloglink"] = "<a href=\"${fileurl}rev=$passrev&amp;sc=$showchanged&amp;isdir=$isDir\">${lang["VIEWLOG"]}</a>";
   
      $rssurl = $config->getURL($rep, $path.$file, "rss");
      if ($rep->getHideRss())
      {
         $listing[$index]["rsslink"] = "<a href=\"${rssurl}rev=$passrev&amp;sc=$showchanged&amp;isdir=$isDir\">${lang["RSSFEED"]}</a>";
         $listing[$index]["rssanchor"] = "<a href=\"${rssurl}rev=$passrev&amp;sc=$showchanged&amp;isdir=$isDir\">";
      }
   
      $index++;
      $loop++;
      $last_index = $index;

      if (($level != $limit) && ($isDir))
      {
         if (!strcmp($subs[$level + 1]."/", $file))
         {
            $listing = showDirFiles($svnrep, $subs, $level + 1, $limit, $rev, $listing, $index);
            $index = count($listing);
         }
      }      
    }

    if ($last_index != 0)
    {
       $listing[$last_index - 1]["node"] = 1; // l-node
    }

   return $listing;
}

function showTreeDir($svnrep, $path, $rev, $listing)
{
   global $vars;

   $subs = explode("/", $path);

   // For directory, the last element in the subs is empty.
   // For file, the last element in the subs is the file name.
   // Therefore, it is always count($subs) - 2
   $limit = count($subs) - 2;

   for ($n = 0; $n < $limit; $n++)
   {
      $vars["last_i_node"][$n] = FALSE;
   }

   return showDirFiles($svnrep, $subs, 0, $limit, $rev, $listing, 0);

}

// Make sure that we have a repository
if (!isset($rep))
{
   echo $lang["NOREP"];
   exit;
}

$svnrep = new SVNRepository($rep->path);

// Revision info to pass along chain
$passrev = $rev;

// Get the directory contents of the given revision, or HEAD if not defined
$contents = $svnrep->dirContents($path, @$rev);

$history = $svnrep->getHistory($path);

if (!empty($history[0]))
   $youngest = $history[0]["rev"];
else
   $youngest = -1;

// Unless otherwise specified, we get the log details of the latest change
if (empty($rev))
   $logrev = $youngest;
else
   $logrev = $rev;

$log = $svnrep->getLogDetails($path, $logrev);

$headlog = $svnrep->getLogDetails($path);
$headrev = $headlog["rev"];

// If we're not looking at a specific revision, get the HEAD revision number
// (the revision of the rest of the tree display)

if (empty($rev))
{
   $rev = $headrev;
}

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

$vars["repname"] = $rep->name;

$dirurl = $config->getURL($rep, $path, "dir");
$logurl = $config->getURL($rep, $path, "log");
$rssurl = $config->getURL($rep, $path, "rss");
$dlurl = $config->getURL($rep, $path, "dl");
$compurl = $config->getURL($rep, "", "comp");

if ($passrev != 0 && $passrev != $headrev && $youngest != -1)
   $vars["goyoungestlink"] = "<a href=\"${dirurl}opt=dir&amp;sc=1\">${lang["GOYOUNGEST"]}</a>";
else
   $vars["goyoungestlink"] = "";

$bugtraq = new Bugtraq($rep, $svnrep, $ppath);

$vars["action"] = "";
$vars["author"] = $log['author'];
$vars["date"] = $log['date'];
$vars["log"] = nl2br($bugtraq->replaceIDs(create_anchors($log['message'])));
$vars["rev"] = $rev;
$vars["lastchangedrev"] = $logrev;
$vars["path"] = $ppath;

if (!$showchanged)
{
   $vars["showchangeslink"] = "<a href=\"${dirurl}rev=$passrev&amp;sc=1\">${lang["SHOWCHANGED"]}</a>";
   $vars["hidechangeslink"] = "";

   $vars["hidechanges"] = true;
   $vars["showchanges"] = false;
}
else
{
   $vars["showchangeslink"] = "";
   
   $changes = $svnrep->getChangedFiles($rev);

   $first = true;
   $vars["newfilesbr"] = "";
   $vars["newfiles"] = "";
   foreach ($changes["added"] as $file)
   {
      if (!$first) $vars["newfilesbr"] .= "<br>";
      $first = false;
      $vars["newfilesbr"] .= fileLink("", $file);
      $vars["newfiles"] .= " ".fileLink("", $file);
   }
      
   $first = true;
   $vars["changedfilesbr"] = "";
   $vars["changedfiles"] = "";
   foreach ($changes["updated"] as $file)
   {
      if (!$first) $vars["changedfilesbr"] .= "<br>";
      $first = false;
      $vars["changedfilesbr"] .= fileLink("", $file);
      $vars["changedfiles"] .= " ".fileLink("", $file);
   }

   $first = true;
   $vars["deletedfilesbr"] = "";
   $vars["deletedfiles"] = "";
   foreach ($changes["deleted"] as $file)
   {
      if (!$first) $vars["deletedfilesbr"] .= "<br>";
      $first = false;
      $vars["deletedfilesbr"] .= $file;
      $vars["deletedfiles"] .= " ".$file;
   }

   $vars["hidechangeslink"] = "<a href=\"${dirurl}rev=$passrev&amp;sc=0\">${lang["HIDECHANGED"]}</a>";
   
   $vars["hidechanges"] = false;
   $vars["showchanges"] = true;
}

createDirLinks($rep, $ppath, $passrev, $showchanged);
$vars["curdirloglink"] = "<a href=\"${logurl}rev=$passrev&amp;sc=$showchanged&amp;isdir=1\">${lang["VIEWLOG"]}</a>";
$vars["curdircomplink"] = "<a href=\"${compurl}compare%5B%5D=".urlencode($history[1]["path"])."@".$history[1]["rev"]."&amp;compare%5B%5D=".urlencode($history[0]["path"])."@".$history[0]["rev"]."\">${lang["DIFFPREV"]}</a>";
if (isset($history[1]))
      $vars["curdircomplink"] = "<a href=\"${compurl}compare%5B%5D=".urlencode($history[1]["path"])."@".$history[1]["rev"]."&amp;compare%5B%5D=".urlencode($history[0]["path"])."@".$history[0]["rev"]."\">${lang["DIFFPREV"]}</a>";
else
      $vars["curdircomplink"] = "";
 
if ($rep->getHideRss())
{
   $vars["curdirrsslink"] = "<a href=\"${rssurl}rev=$passrev&amp;sc=$showchanged&amp;isdir=1\">${lang["RSSFEED"]}</a>";
   $vars["curdirrssanchor"] = "<a href=\"${rssurl}rev=$passrev&amp;sc=$showchanged&amp;isdir=1\">";
}

if ($rep->getAllowDownload())
   $vars["curdirdllink"] = "<a href=\"${dlurl}rev=$passrev&amp;isdir=1\">${lang["TARBALL"]}</a>";

$url = $config->getURL($rep, "", "comp");
$vars["compare_form"] = "<form action=\"$url\" method=\"post\" name=\"compareform\">";
$vars["compare_submit"] = "<input name=\"comparesubmit\" type=\"submit\" value=\"${lang["COMPAREPATHS"]}\">";
$vars["compare_endform"] = "<input type=\"hidden\" name=\"op\" value=\"comp\"><input type=\"hidden\" name=\"sc\" value=\"$showchanged\"></form>";   

$listing = array();
$listing = showTreeDir($svnrep, $path, $rev, $listing);

$vars["version"] = $version;

parseTemplate($config->templatePath."header.tmpl", $vars, $listing);
parseTemplate($config->templatePath."directory.tmpl", $vars, $listing);
parseTemplate($config->templatePath."footer.tmpl", $vars, $listing);

?>

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