<?php
function createThumbs( $pathToImages, $pathToThumbs, $thumbWidth )
{
// open the directory
$dir = opendir( $pathToImages );
// loop through it, looking for any/all JPG files:
while (false !== ($fname = readdir( $dir ))) {
// parse path for the extension
$info = pathinfo($pathToImages . $fname);
// continue only if this is a JPEG image
if ( strtolower($info['extension']) == 'jpg' )
{
echo "Creating thumbnail for {$fname} <br />";
// load image and get image size
$img = imagecreatefromjpeg( "{$pathToImages}{$fname}" );
$width = imagesx( $img );
$height = imagesy( $img );
// calculate thumbnail size
$new_width = $thumbWidth;
$new_height = floor( $height * ( $thumbWidth / $width ) );
// create a new tempopary image
$tmp_img = imagecreatetruecolor( $new_width, $new_height );
// copy and resize old image into new image
imagecopyresized( $tmp_img, $img, 0, 0, 0, 0, $new_width, $new_height, $width, $height );
// save thumbnail into a file
imagejpeg( $tmp_img, "{$pathToThumbs}{$fname}" );
}
}
// close the directory
closedir( $dir );
}
function createGallery( $pathToImages, $pathToThumbs )
{
echo "Creating gallery.html <br />";
$output = "<html>";
$output .= "<head><title>Thumbnails</title></head>";
$output .= "<body>";
$output .= "<table cellspacing=\"0\" cellpadding=\"2\" width=\"500\">";
$output .= "<tr>";
// open the directory
$dir = opendir( $pathToThumbs );
$counter = 0;
// loop through the directory
while (false !== ($fname = readdir($dir)))
{
// strip the . and .. entries out
if ($fname != '.' && $fname != '..')
{
$output .= "<td valign=\"middle\" align=\"center\"><a href=\"{$pathToImages}{$fname}\">";
$output .= "<img src=\"{$pathToThumbs}{$fname}\" border=\"0\" />";
$output .= "</a></td>";
$counter += 1;
if ( $counter % 4 == 0 ) { $output .= "</tr><tr>"; }
}
}
// close the directory
closedir( $dir );
$output .= "</tr>";
$output .= "</table>";
$output .= "</body>";
$output .= "</html>";
// open the file
$fhandle = fopen( "gallery.html", "w" );
// write the contents of the $output variable to the file
fwrite( $fhandle, $output );
// close the file
fclose( $fhandle );
}
?>
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