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zm.php

<?php
//
// ZoneMinder main web interface file, $Date: 2006/11/09 11:48:24 $, $Revision: 1.74 $
// Copyright (C) 2003, 2004, 2005, 2006  Philip Coombes
// 
// 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.
// 

error_reporting(E_ALL ^ E_NOTICE);
import_request_variables( "CGP" );

$debug = false;
if ( $debug )
{
      // Use these for debugging, though not both at once!
      phpinfo( INFO_VARIABLES );
      //error_reporting( E_ALL );
}

// Use new style autoglobals where possible
if ( version_compare( phpversion(), "4.1.0", "<") )
{
      $_SESSION = &$HTTP_SESSION_VARS;
      $_SERVER = &$HTTP_SERVER_VARS;
}

// Useful debugging lines for mobile devices
//ob_start();
//phpinfo( INFO_VARIABLES );
//$fp = fopen( "/tmp/env.html", "w" );
//fwrite( $fp, ob_get_contents() );
//fclose( $fp );
//ob_end_clean();

if ( !isset($PHP_SELF) )
{
      $PHP_SELF = $_SERVER['PHP_SELF'];
}

if ( isset($_SERVER["HTTPS"]) && $_SERVER["HTTPS"] == 'on' )
{
      $protocol = 'https';
}
else
{
      $protocol = 'http';
}
define( "ZM_BASE_URL", $protocol.'://'.$_SERVER['HTTP_HOST'] );

if ( $_GET['format'] )
{
    $format = $_GET['format'];
    $cookies = true;
}
if ( $_GET['cookies'] )
{
    $cookies = $_GET['cookies'];
}
if ( $_GET['devwidth'] )
{
    $device['width'] = $_GET['devwidth'];
}
if ( $_GET['devheight'] )
{
    $device['height'] = $_GET['devheight'];
}

if ( empty($format) )
{
      $wurfl_file = "./wurfl_class.php";
      if ( file_exists( $wurfl_file ) )
      {
            require_once( $wurfl_file );
            $wurfl = new wurfl_class( $wurfl, $wurfl_agents );
            // Set the user agent
            $wurfl->GetDeviceCapabilitiesFromAgent($_SERVER['HTTP_USER_AGENT']);
      
            //print_r( $wurfl->wurfl_agent );
            if ( $wurfl->wurfl_agent )
            {
                  if ( $wurfl->getDeviceCapability( 'html_wi_oma_xhtmlmp_1_0' ) )
                  {
                        $format = "xhtml";
                        $cookies = false;
                        $device['width'] = $wurfl->getDeviceCapability( 'resolution_width' );
                        $device['height'] = $wurfl->getDeviceCapability( 'resolution_height' );
                  }
            // Deprecated
                  //elseif ( $wurfl->getDeviceCapability( 'wml_1_3' ) )
                  //{
                        //$format = "wml";
                        //$cookies = false;
                        //$device['width'] = $wurfl->getDeviceCapability( 'resolution_width' );
                        //$device['height'] = $wurfl->getDeviceCapability( 'resolution_height' );
                  //}
            }
            else
            {
                  $format = "html";
                  $cookies = true;
            }
      }
      else
      {
            // This is an example of using fixed device strings to just match your phone etc
            $devices = array(
                  array( 'name'=>"Motorola V600", 'ua_match'=>"MOT-V600", 'format'=>"xhtml", 'cookies'=>false, 'width'=>176, 'height'=>220 ),
            );

            foreach ( $devices as $device )
            {
                  if ( preg_match( '/'.$device['ua_match'].'/', $_SERVER['HTTP_USER_AGENT'] ) )
                  {
                        $format = $device['format'];
                        $cookies = $device['cookies'];
                        break;
                  }
            }

            if ( empty($format) )
            {
                  unset( $device );
                  $accepts_wml = preg_match( '/text\/vnd.wap.wml/i', $_SERVER['HTTP_ACCEPT'] );
                  $accepts_html = preg_match( '/text\/html/i', $_SERVER['HTTP_ACCEPT'] );

                  if ( $accepts_wml && !$accepts_html )
                  {
                        $format = "wml";
                        $cookies = false;
                  }
                  else
                  {
                        $format = "html";
                        $cookies = true;
                  }
            }
      }
}

ini_set( "session.name", "ZMSESSID" );
if ( $cookies )
{
      ini_set( "session.use_cookies", "1" );
      ini_set( "session.use_trans_sid", "0" );
      ini_set( "url_rewriter.tags", "" );
}
else
{
      //ini_set( "session.auto_start", "1" );
      ini_set( "session.use_cookies", "0" );
      ini_set( "session.use_trans_sid", "1" );

      if ( $format == "xhtml" )
      {
            ini_set( "arg_separator.output", "&amp;" );
            ini_set( "url_rewriter.tags", "a=href,area=href,frame=src,input=src,fieldset=" );
      }
      elseif ( $format == "wml" )
      {
            ini_set( "arg_separator.output", "&amp;" );
            ini_set( "url_rewriter.tags", "a=href,area=href,frame=src,input=src,go=href,card=ontimer" );
      }
}

session_start();

if ( !$_SESSION['format'] || $_GET['format'] )
{
      $_SESSION['format'] = $format;
      $_SESSION['cookies'] = $cookies;
      $_SESSION['device'] = $device;
      if ( $cookies )
      {
            setcookie( "format", $format );
            setcookie( "cookies", $cookies );
      }
}

require_once( "zm_$format.php" );

?>

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