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<?php
// WebSVN - Subversion repository viewing via the web using PHP
// Copyright (C) 2004-2006 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
//
// --
//
// wsvn.php
//
// Glue for MultiViews

// --- CONFIGURE THIS VARIABLE ---

// Location of websvn directory via HTTP
//
// e.g.  For http://servername/websvn use /websvn
//
// Note that wsvn.php need not be in the /websvn directory (and normally isn't).
// If you want to use the root server directory, just use a blank string ('').
//$locwebsvnhttp = "/websvn";
$locwebsvnhttp = '';

// Physical location of websvn directory.  Change this if your wsvn.php is not in the
// same folder as the rest of the distribution
$locwebsvnreal = dirname(__FILE__);

// --- DON'T CHANGE BELOW HERE ---

chdir($locwebsvnreal);

// this tells files that we are in multiviews if they are unable to access
// the $config variable
if (!defined('WSVN_MULTIVIEWS')) {
  define('WSVN_MULTIVIEWS', 1);
}

ini_set("include_path", $locwebsvnreal);

require_once("include/setup.php");
require_once("include/svnlook.php");

if (!isset($_REQUEST["sc"])) {
  $_REQUEST["sc"] = 1;
}

if ($config->multiViews) {
  // If this is a form handling request, deal with it
  if (@$_REQUEST["op"] == "form") {
    include("$locwebsvnreal/form.php");
    exit;
  }

  $origPathInfo = isset($_SERVER['ORIG_PATH_INFO']) ? $_SERVER['ORIG_PATH_INFO'] : '';
  $pathInfo = isset($_SERVER['PATH_INFO']) ? $_SERVER['PATH_INFO'] : '';
  $path = trim(empty($pathInfo) ? $origPathInfo : $pathInfo);

  // Remove initial slash
  $path = substr($path, 1);
  if (empty($path)) {
    include("$locwebsvnreal/index.php");
    exit;
  }

  // Split the path into repository and path elements
  // Note: we have to cope with the repository name
  //       having a slash in it

  $found = false;

  $pos = strpos($path, '/');
  if ($pos === false) {
    $pos = strlen($path);
  }
  $name = substr($path, 0, $pos);

  foreach ($config->getRepositories() as $rep) {
    if (strcasecmp($rep->getDisplayName(), $name) == 0) {
      $found = true;
      $path = substr($path, $pos);
      if ($path == '') {
        $path = '/';
      }
      break;
    }
  }

  if ($found == false) {
    include("$locwebsvnreal/index.php");
    exit;
  }

  createProjectSelectionForm();
  createRevisionSelectionForm();
  $vars["allowdownload"] = $rep->getAllowDownload();

  // find the operation type
  $op = @$_REQUEST["op"];
  switch ($op) {
    case "dir":
      $file = "listing.php";
      break;
    case "revision":
      $file = "revision.php";
      break;
    case "file":
      $file = "filedetails.php";
      break;
    case "log":
      $file = "log.php";
      break;
    case "diff":
      $file = "diff.php";
      break;
    case "blame":
      $file = "blame.php";
      break;
    case "rss":
      $file = "rss.php";
      break;
    case "dl":
      $file = "dl.php";
      break;
    case "comp":
      $file = "comp.php";
      break;
    default:
      if ($path[strlen($path) - 1] == "/") {
        $file = "listing.php";
      } else {
        $file = "filedetails.php";
      }
      break;
  }

  // Now include the file that handles it
  include("$locwebsvnreal/$file");

} else {
  print "<p>MultiViews must be configured in config.php in order to use this file";
  exit;
}