Free PHP folder to gallery script

<?php

/*
PHP  SCRIPT (function / snippet)

NAME: Free PHP folder to gallery script

Just path the relative path of the folder to this PHP Script.

It will then generate a gallery from all images found in this folder.

It can generate gallery for .jpg, .gif, .png, .bmp and other image types also.

Very simple and easy to use.


*/


function folderToGalleryScript($image_folder_path){ 
// $image_folder_path contains tha path to the images folder


// Calculate the number of images in the folder
$number_of_images_in_folder = glob($image_folder_path . "*.{JPG,jpg,gif,png,bmp}", GLOB_BRACE);

//Open the image folder for looping through the images
$image_folder = opendir($image_folder_path);
 
 // I there are some images in the folder
if($number_of_images_in_folder > 0)
{
	//Loop through all images
 while(false !== ($image = readdir($image_folder))) 
 {
	 // Calculate path of image
  $image_path = $image_folder_path.$image;
  // Check extension
  $extension = strtolower(pathinfo($image ,PATHINFO_EXTENSION));
  
  // And if it is an image file, then show it
  if($extension=='jpg' || $extension =='png' || $extension == 'gif' || $extension == 'bmp') 
  {
	  
	  // <a> tag links to the image so that it can be seen alone in new window.
   ?>
            <a  target="_blank" href="<?php echo $image_path; ?>"><img src="<?php echo $image_path; ?>"  height="250" /></a>
            <?php
  }
 }
}
else
{
 echo "The folder did not have any images!";
}
closedir($image_folder);
} 


folderToGalleryScript('images/');


?>