<?php

/* **************************************************************************
EstateAgent Improved - a Joomla Component
File:					upload.gallery.php
Copyright:			2004 - 2006 by Darko Selesi

Year: 2007
Improved by: Manos Orfanoudakis - "vosk"
Homepage: 		http://www.eaimproved.eu
Version: 			1.3.x                     
License:			GNU/GPL http://www.gnu.org/copyleft/gpl.html
*************************************************************************** */
defined( '_VALID_MOS' ) or die( 'Direct Access to this location is not allowed.' );
# Thanks to Arthur Konze for this function ##################################################
function resizeIMG($is_thmb,$src_file,$dest_file,$width,$height,$prop,$quality){
		global $eaconf,$mosConfig_live_site;
		$imagetype = array( 1 => 'GIF', 2 => 'JPG', 3 => 'PNG' );
  		$imginfo = getimagesize($src_file);
		if ($imginfo == null) {
  			$error = _EAB_GL_NOFILE;
         	return $error;
        }

  		$imginfo[2] = $imagetype[$imginfo[2]];

  		// GD can only handle JPG & PNG images
  		if ($imginfo[2] != 'JPG' && $imginfo[2] != 'GIF' &&  $imginfo[2] != 'PNG' ) {
  			$error = "ERROR: GD can only handle JPG and PNG files!";
         	return $error;
        }

  		// source height/width
  		$srcWidth = $imginfo[0];
  		$srcHeight = $imginfo[1];
		
		if($prop == 1) {
  			$wantratio=$width/$height;
			$haveratio=$srcWidth/$srcHeight;
			if($wantratio<$haveratio){
				$destWidth=$width;
				$destHeight=$width/$haveratio;			
			}
			else{
				$destWidth=$height*$haveratio;
				$destHeight=$height;
			}
		}
		else{
			$destWidth = (int)($width);
  			$destHeight = (int)($height);
		}
			
    	if (!function_exists('imagecreatefromjpeg')) {
       		return _EAB_GL_NOGD;
    	}
    	if ($imginfo[2] == 'JPG') $src_img = imagecreatefromjpeg($src_file);
		else if($imginfo[2] == 'GIF') $src_img = imagecreatefromgif($src_file);
    	else  if($imginfo[2] == 'PNG') $src_img = imagecreatefrompng($src_file);

    	if (!$src_img){
    		return _EAB_GL_NOGD;
    	}


    	if(function_exists("imagecreatetruecolor"))
			$dst_img = imagecreatetruecolor($destWidth, $destHeight);	
		else
		   	$dst_img = imagecreate($destWidth, $destHeight);
		if(function_exists("imagecopyresampled"))
			imagecopyresampled($dst_img, $src_img, 0, 0, 0, 0, (int)$destWidth, (int)$destHeight, $srcWidth, $srcHeight);
		else
			imagecopyresized($dst_img, $src_img, 0, 0, 0, 0,(int) $destWidth, (int)$destHeight, $srcWidth, $srcHeight);
		if(!$is_thmb && $eaconf->ea_watermark){
			$wmstr = substr($mosConfig_live_site,7);
			$wmstr = "(c)" . date("Y") . " " . $wmstr;
			$ftcolor = imagecolorallocate($dst_img,239,239,239);
			imagestring ($dst_img, 2,10, $destHeight-20, $wmstr, $ftcolor);
    	}
		imagejpeg($dst_img, $dest_file, $quality);
    	imagedestroy($src_img);
    	imagedestroy($dst_img);

  		// Set mode of uploaded picture
  		chmod($dest_file, octdec('644'));

  		// We check that the image is valid
  		$imginfo = getimagesize($dest_file);
  		if ($imginfo == null){
    		return _EAB_GL_FCD;
  		}
  		else	return;
		
  	}		

?>