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<?php

/*************************

  Coppermine Photo Gallery

  ************************

  Copyright (c) 2003-2005 Coppermine Dev Team

  v1.1 originaly written by Gregory DEMAR

  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.

  ********************************************

  Coppermine version: 1.3.3

  $Source: /cvsroot/coppermine/stable/include/imageObjectIM.class.php,v $

  $Revision: 1.4 $

  $Author: gaugau $

  $Date: 2005/04/19 03:17:11 $

**********************************************/

class imageObject{

         // image resource

         var $imgRes;

         // px

         var $height=0;

         var $width=0;

         // for img height/width tags

         var $string;

         // output report or error message

         var $message;

         // file + dir

         var $directory;

         var $filename;

         // output quality, 0 - 100

         var $quality;

         //constructor

         function imageObject($directory,$filename,$previous=null)

        {

        $this->directory = $directory;

        $this->filename = $filename;

        $this->previous = $previous;

        $this->truecolor = true;

        if (file_exists($directory.$filename)){

                        $this->filesize = round(filesize($directory.$filename)/1000);

                        if($this->filesize>0){

                                $size = @GetImageSize($directory.$filename);

                                // For IM we don't need an Image Resource (work directly on file :)

                                if ($size && !$this->imgRes) {

                                        $this->imgRes = true;

                                }

                                $this->width = $size[0];

                                $this->height = $size[1];

                                $this->string = $size[3];

                                }

                        }// if

        }// constructor

         function cropImage(&$clipval)

         {

             global $CONFIG;

                                 $cliparray = split(",",$clipval);

             $clip_top = $cliparray[0];

             $clip_right = $cliparray[1];

             $clip_bottom = $cliparray[2];

             $clip_left = $cliparray[3];

             $new_w = $clip_right - $clip_left;

             $new_h = $clip_bottom - $clip_top;

             $imgFile = escapeshellarg("$this->directory$this->filename");

             $output = array();

                                 /*

                                * Hack for working with ImageMagick on WIndows even if IM is installed in C:\Program Files.

                                * Also the options for -crop should not have space in between them.

                                * By Aditya Mooley <aditya@sanisoft.com>

                                */

                                if (eregi("win",$_ENV['OS'])) {

                                    $imgFile = str_replace("'","\"" ,$imgFile );

                                         $cmd = "\"".str_replace("\\","/", $CONFIG['impath'])."convert\" -quality {$this->quality} {$CONFIG['im_options']} -crop {$new_w}x{$new_h}+{$clip_left}+{$clip_top} ".str_replace("\\","/" ,$imgFile )." ".str_replace("\\","/" ,$imgFile );

                                         exec ("\"$cmd\"", $output, $retval);

                                } else {

                                    $cmd = "{$CONFIG['impath']}convert -quality {$this->quality} {$CONFIG['im_options']} -crop '{$new_w}x{$new_h} +{$clip_left} +{$clip_top}' $imgFile $imgFile";

                                         exec ($cmd, $output, $retval);

                                }

                                 //$cmd = "{$CONFIG['impath']}convert -quality {$this->quality} {$CONFIG['im_options']} -crop '{$new_w}x{$new_h} +{$clip_left} +{$clip_top}' $imgFile $imgFile";

             //exec ($cmd, $output, $retval);

             //To Do check for errors in execution etc

                 // Call the constructor again to repopulate the dimensions etc

             $this->imageObject($this->directory,$this->filename);

             return $this;

         }

         function rotateImage(&$angle){

             global $CONFIG;

                                 $imgFile = escapeshellarg("$this->directory$this->filename");

             $output = array();

                                 /*

                                * Hack for working with ImageMagick on WIndows even if IM is installed in C:\Program Files.

                                * By Aditya Mooley <aditya@sanisoft.com>

                                */

                                if (eregi("win",$_ENV['OS'])) {

                                    $imgFile = str_replace("'","\"" ,$imgFile );

                                         $cmd = "\"".str_replace("\\","/", $CONFIG['impath'])."convert\" -quality {$this->quality} {$CONFIG['im_options']} -rotate $angle ".str_replace("\\","/" ,$imgFile )." ".str_replace("\\","/" ,$imgFile );

                                         exec ("\"$cmd\"", $output, $retval);

                                } else {

                                    $cmd = "{$CONFIG['impath']}convert -quality {$this->quality} {$CONFIG['im_options']} -rotate '$angle' $imgFile $imgFile";

                                         exec ($cmd, $output, $retval);

                                }

             //$cmd = "{$CONFIG['impath']}convert -quality {$this->quality} {$CONFIG['im_options']} -rotate '$angle' $imgFile $imgFile";

             //exec ($cmd, $output, $retval);

             //To Do check for errors in execution etc

             // Call the constructor again to repopulate the dimensions etc

             $this->imageObject($this->directory,$this->filename);

             return $this;

         }

         function resizeImage($new_w=0,$new_h=0){

             global $CONFIG;

                                 $imgFile = escapeshellarg("$this->directory$this->filename");

             $output = array();

                                 /*

                                * Hack for working with ImageMagick on WIndows even if IM is installed in C:\Program Files.

                                * By Aditya Mooley <aditya@sanisoft.com>

                                */

                                if (eregi("win",$_ENV['OS'])) {

                                    $imgFile = str_replace("'","\"" ,$imgFile );

                                         $cmd = "\"".str_replace("\\","/", $CONFIG['impath'])."convert\" -quality {$this->quality} {$CONFIG['im_options']} -geometry {$new_w}x{$new_h} ".str_replace("\\","/" ,$imgFile )." ".str_replace("\\","/" ,$imgFile );

                                         exec ("\"$cmd\"", $output, $retval);

                                } else {

                                    $cmd = "{$CONFIG['impath']}convert -quality {$this->quality} {$CONFIG['im_options']} -geometry '{$new_w}x{$new_h}' $imgFile $imgFile";

                                         exec ($cmd, $output, $retval);

                                }

            //$cmd = "{$CONFIG['impath']}convert -quality {$this->quality} {$CONFIG['im_options']} -geometry '{$new_w}x{$new_h}' $imgFile $imgFile";

            //exec ($cmd, $output, $retval);

             //To Do check for errors in execution etc

             // Call the constructor again to repopulate the dimensions etc

             $this->imageObject($this->directory,$this->filename);

             return $this;

         }

   }

 ?>