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<?php

require(dirname(__FILE__)."/config.php"); 

if (isset($_GET["function"]))
{
    switch ($_GET["function"])
    {
        case "getMeetingsRestOfDay":
        if (isset($_GET["shortname"]))
        {
            echo getMeetingsRestOfDay($_GET["shortname"]);
        }
        break;
        
        case "bookMeeting":
        break;
        
        //case "":
        //
        //break;
    }
}

function getMeetingsRestOfDay($shortname)
{
    global $Calender;
    global $wsdl;
    $founditem = false; 
    
    foreach($Calender as $item)
    {
        if ($item->Shortname == $shortname)
        {
            $founditem = $item;
            break;
        }
    }
    
    if ($founditem !== false)
    {
        $FindItem->Traversal = "Shallow"; 
        $FindItem->ItemShape->BaseShape = "AllProperties"; 
        $FindItem->ParentFolderIds->DistinguishedFolderId->Id = "calendar"; 
        $FindItem->CalendarView->StartDate = "2009-04-07T00:00:00Z"; 
        $FindItem->CalendarView->EndDate = "2009-04-08T00:00:00Z";
        
        stream_wrapper_unregister('https'); 
        stream_wrapper_register('https', 'NTLMStream') or die("Failed to register protocol");
         
          $returndata = "";
        try
        {
            $client = new ExchangeNTLMSoapClient($wsdl);
            $client->user = $founditem->UserName;
            $client->pass = $founditem->Password;
            $result = $client->FindItem($FindItem);
            if ($result)
            {
              //print_array($result);
              $calendaritems = $result->ResponseMessages->FindItemResponseMessage->RootFolder->Items->CalendarItem; 
              //print_array($calendaritems);
              $returndata = "";
              foreach($calendaritems as $item) 
              {
                
                $returndata .= "<meeting>\n";
                $returndata .= "\t<organizer>".$item->Organizer->Mailbox->Name."</organizer>\n";
                $returndata .= "\t<start>".date("G:s",strtotime($item->Start))." ".$item->Start."</start>\n";
                $returndata .= "\t<end>".date("G:s",strtotime($item->End))." ".$item->End."</end>\n";
                $returndata .= "</meeting>\n";
              } 
            }
            
        }
        catch (SoapFault $exception)
        {
            return "<error>".$exception."</error>"; 
        }

        stream_wrapper_restore('https'); 
          return $returndata;
    }
    else 
    {
        return "<error>Unknown shortname</error>";
    }


//echo "<br>OBS tidszon+sommartid?? nu sommartid, ett möte som ovan gav start 13:00 var egentligen 15:00<br>OBS utf? teckenkodning<br>";
}


function print_array($var)
{
    echo "<pre>\n";
    print_r($var);
    echo "</pre>\n";
}

class NTLMSoapClient extends SoapClient { 
  function __doRequest($request, $location, $action, $version) 
  { 
    global $exchangeurl;
    $location=$exchangeurl; //override url to exchange server

    $headers = array( 'Method: POST', 
            'Connection: Keep-Alive', 
            'User-Agent: PHP-SOAP-CURL', 
            'Content-Type: text/xml; charset=utf-8', 
            'SOAPAction: "'.$action.'"', 
            ); 
    $this->__last_request_headers = $headers; 
    $ch = curl_init($location); 
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); 
    curl_setopt($ch, CURLOPT_HTTPHEADER, $headers); 
    curl_setopt($ch, CURLOPT_POST, true ); 
    curl_setopt($ch, CURLOPT_POSTFIELDS, $request); 
    curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1); 
    curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_NTLM); 
    curl_setopt($ch, CURLOPT_USERPWD, $this->user.':'.$this->pass); 
    $response = curl_exec($ch); 

/*$myfile = "/tmp/debugex.txt";
$fh = fopen($myfile, 'w+') or die("can't open file");
fwrite($fh, "user: ". $this->user. " pass: ".$this->pass."\n");
fwrite($fh, "req: ". $request ."loc: ". $location ." act: ". $action ." ver: ". $version."\n");
fwrite($fh, "reponse: ". $response."\n\n");
fclose($fh);
*/
    
    return $response; 
  } 
  
  function __getLastRequestHeaders() 
  { 
    return implode("\n", $this->__last_request_headers)."\n"; 
  } 
}

class ExchangeNTLMSoapClient extends NTLMSoapClient
{
    public $user = '';
    public $password = '';
} 

class NTLMStream 
{ 
  private $path; 
  private $mode; 
  private $options; 
  private $opened_path; 
  private $buffer; 
  private $pos; 

    /**
     * Open the stream 
     *
     * @param unknown_type $path
     * @param unknown_type $mode
     * @param unknown_type $options
     * @param unknown_type $opened_path
     * @return unknown
     */
  public function stream_open($path, $mode, $options, $opened_path) 
  { 
    echo "[NTLMStream::stream_open] $path , mode=$mode \n";
    $this->path = $path;
    $this->mode = $mode;
    $this->options = $options;
    $this->opened_path = $opened_path;
    $this->createBuffer($path);
    return true;
  } 

    /**
     * Close the stream
     *
     */
  public function stream_close() 
  {
    echo "[NTLMStream::stream_close] \n";
    curl_close($this->ch);
  }

    /**
     * Read the stream
     *
     * @param int $count number of bytes to read
     * @return content from pos to count
     */
  public function stream_read($count)
  {
    echo "[NTLMStream::stream_read] $count \n";
    if(strlen($this->buffer) == 0)
    {
      return false;
    }
    $read = substr($this->buffer,$this->pos, $count);
    $this->pos += $count;
    return $read;
  }

    /***
     * write the stream
     *
     * @param $data
     * @return
     */
  public function stream_write($data)
  {
    echo "[NTLMStream::stream_write] \n";
    if(strlen($this->buffer) == 0)
    {
      return false;
    }
    return true;
  }

    /**
     *
     * @return true if eof else false
     */
  public function stream_eof()
  {
    echo "[NTLMStream::stream_eof] ";
    if($this->pos > strlen($this->buffer))
    {
      echo "true \n";
      return true;
    }
    echo "false \n";
    return false;
  }

    /**
     * @return int the position of the current read pointer
     */
  public function stream_tell()
  {
    echo "[NTLMStream::stream_tell] \n";
    return $this->pos;
  }

    /**
     * Flush stream data
     */
  public function stream_flush()
  {
    echo "[NTLMStream::stream_flush] \n";
    $this->buffer = null;
    $this->pos = null;
  }

    /**
     * Stat the file, return only the size of the buffer
     *
     * @return array stat information
     */
  public function stream_stat()
  {
    echo "[NTLMStream::stream_stat] \n";
    $this->createBuffer($this->path);
    $stat = array( 'size' => strlen($this->buffer), );
    return $stat;
  }

    /**
     * Stat the url, return only the size of the buffer
     *
     * @return array stat information
     */
  public function url_stat($path, $flags)
  {
    echo "[NTLMStream::url_stat] \n";
    $this->createBuffer($path);
    $stat = array( 'size' => strlen($this->buffer), );
    return $stat;
  }

  /* Create the buffer by requesting the url through cURL */
  private function createBuffer($path)
  {
    global $user;
    global $pass;
    if($this->buffer)
    {
      return;
    }
    echo "[NTLMStream::createBuffer] create buffer from : $path \n";
    $this->ch = curl_init($path);
    curl_setopt($this->ch, CURLOPT_SSL_VERIFYPEER, false);
    curl_setopt($this->ch, CURLOPT_SSL_VERIFYHOST, false);
    curl_setopt($this->ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($this->ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
    curl_setopt($this->ch, CURLOPT_HTTPAUTH, CURLAUTH_NTLM);
    curl_setopt($this->ch, CURLOPT_USERPWD, $user.':'.$pass);
    echo $this->buffer = curl_exec($this->ch);
    
    echo "[NTLMStream::createBuffer] buffer size : ".strlen($this->buffer)."bytes \n";
    $this->pos = 0;
  }
}

?>