<?php
    header('Content-Type:text/xml');
?>
<?php
    define("DIR_DICOM_FS", getcwd() . "/");
 	
  	$rest = array();
 	  
    $pixelspacingX = 0;
    $pixelspacingY = 0;
    $physicalDeltaX = 0; 
    $physicalDeltaY = 0;
    	  
    $filename = $_GET["filename"]  ;
    
    $fname = DIR_DICOM_FS."upload/".$filename;
    $fname = str_replace("'","_",$fname);
	    
    require_once(DIR_DICOM_FS."DICOM.php");
    $dicom = new File_DICOM();
    
    $isDicom = $dicom->isDicom($fname);
    if (!$isDicom) 
    {
      echo "File is not DICOM. Please try again";
      exit();
    }
    
    $res = $dicom->parse($fname);
      
    if (isset($dicom->_elements[0x7FE0][0x0010])) 
    {
      // Récupère les tags Dicom qui nous intéressent
      if (isset($dicom->_elements[0x0018][0x602c])) 
      {
        $physicalDeltaX = $dicom->_elements[0x0018][0x602c][0]->value;
      }
      
      if (isset($dicom->_elements[0x0018][0x602e])) 
      {
        $physicalDeltaY = $dicom->_elements[0x0018][0x602e][0]->value;
      }
      
      if (isset($dicom->_elements[0x0028][0x0030])) 
      {
        $pixelspacingX = $dicom->_elements[0x0028][0x0030][0]->value;
      }
      
      if (isset($dicom->_elements[0x0028][0x0030])) 
      {
        $pixelspacingY = $dicom->_elements[0x0028][0x0030][1]->value;
      }          

      // Return the resource image alone
    	$images = $dicom->imagecreatefromDICOM($fname);
  
  		if (!empty($images)) 
      {
   		  foreach ($images as $im) 
        {
			// Cryptage de l'image 
			header("Content-type:image/jpeg");  
	
			$dimh = imagesx($im);
			$dimv = imagesy($im);
		
			$ncol = ($dimv * 12) / 100;
		
			$red = 0; 
			$green = 0; 
			$blue = 0; 
			$background = imagecolorallocate($im, $red, $green, $blue);
			$white = imagecolorallocate($im, 255, 255, 255);
			
			ImageFilledRectangle($im, 0, 0, $dimh, $ncol, $background);
			ImageFilledRectangle($im, 0, ($dimv - $ncol), $dimh, $dimv, $background);
		
			$idpatient = $_GET{'idpatient'};
			$lastname = $_GET{'lastname'};
			$firstname =  $_GET{'firstname'};
			$sex = $_GET{'sex'};
			$birthdate = $_GET{'birthdate'};
		
			$text_h = $dimv - imagefontheight(12) - 20; 
			$text_v = 20; 

			imagestring($im, 12, $text_v, $text_h, $lastname.' '.$firstname.' '.$birthdate.' ('.$sex.') '.$idpatient, $white);
			
			// Enregistrement de l'image
			imagejpeg($im, $fname.".jpg", 100); 
		
			imagejpeg($im, $fname.".jpg");
			chmod($fname.".jpg", 0755);
			imagedestroy($im);
        }
      }
    } 
    
    // on retourne les Tags
	  print($filename);
    print('_TAG_');
    print ($physicalDeltaX);
    print('_TAG_');
    print ($physicalDeltaY);
    print('_TAG_');
    print ($pixelspacingX);
    print('_TAG_');
    print ($pixelspacingY);
    print('_TAG_');    
?>