Need Help on a php image gallery

I use the Micro Photo Gallery the script finds all .jpg files and creates thumbnails if there isn’t one and links the thumbnail with the jpg file.

I will use this script on a site, and I don’t want to upload the same gallery on the other site, I just want the script to read from the folder of my first site the files. The original script only reads from the folder that is in.

Here is the script:[code]<?php
/*************************************************

  • Micro Photo Gallery
  • Version: 1.0
  • Date: 2007-04-05
  • Usage:
  • Just copy these files into your image folder

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

$columns = 5;
$thmb_width = 120;
$thmb_height = 80;

function resizeImage($originalImage,$toWidth,$toHeight){

// Get the original geometry and calculate scales
list($width, $height) = getimagesize($originalImage);
$xscale=$width/$toWidth;
$yscale=$height/$toHeight;

// Recalculate new size with default ratio
if ($yscale>$xscale){
    $new_width = round($width * (1/$yscale));
    $new_height = round($height * (1/$yscale));
}
else {
    $new_width = round($width * (1/$xscale));
    $new_height = round($height * (1/$xscale));
}
// Resize the original image
$imageResized = imagecreatetruecolor($new_width, $new_height);
$imageTmp     = imagecreatefromjpeg ($originalImage);
imagecopyresampled($imageResized, $imageTmp, 0, 0, 0, 0, $new_width, $new_height, $width, $height);

return $imageResized;

}

function generateThumbnails(){
global $thmb_width,$thmb_height;

// Open the actual directory
if ($handle = opendir(".")) {
// Read all file from the actual directory
while ($file = readdir($handle)) {
// Check whether tha actual item is a valid file
if (is_file($file)){
// Check whether the actual image is a thumbnail
if (strpos($file,’_th.jpg’)){
$isThumb = true;
} else {
$isThumb = false;
}

           if (!$isThumb) {
              // Process the file string
              $dirName  = substr($file,0,strpos($file,basename($file)));
              if (strlen($dirName) < 1) $dirName = '.';
              $fileName = basename($file);
              $fileMain = substr($fileName,0,strrpos($fileName,'.'));
              $extName  = substr($fileName,strrpos($fileName,'.'),
                             strlen($fileName)-strrpos($fileName,'.'));
             
              // Check if the actual file is a jpeg image
              if (($extName == '.jpg') || ($extName == '.jpeg')){
               $thmbFile = $dirName.'/'.$fileMain.'_th.jpg';
               // If a thumbnail dosn't exists tahn create a new one
               if (!file_exists($thmbFile)){
                  imagejpeg(resizeImage($file,$thmb_width,$thmb_height),$thmbFile,80);
               }
           }
           }
        }
     }

}

}

function getNormalImage($file){
$base = substr($file,0,strrpos($file,’_th.jpg’));
if (file_exists($base.’.jpg’)) return $base.’.jpg’;
elseif (file_exists($base.’.jpeg’)) return $base.’.jpeg’;
else return “”;
}

function displayPhotos(){
global $columns;

generateThumbnails();
$act = 0;
// Open the actual directory
if ($handle = opendir(".")) {
// Read all file from the actual directory
while ($file = readdir($handle)) {
// Check whether tha actual item is a valid file
if (is_file($file)){
// Check whether the actual image is a thumbnail
if (strpos($file,’_th.jpg’)){
++$act;
if ($act > $columns) {
echo ‘

'.$file.'[/url]’;
$act = 1;
} else {
echo ‘'.$file.'[/url]’;
}
           }
        }
  }

}
}

?>

Micro Photo Gallery
Micro Photo Gallery
<?php displayPhotos(); ?>
Micro Photo Gallery 1.0

[/code]

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