<?php
/* This file is meant to run from the CLI/Shell
 * it extracts the first page of a pdf file and saves to 
 * jpg with same name + _thumb pic being 240pix wide
 * Author Carsten Jensen aka Tomse @ http://awesome.commodore.me
 * Copyright (C) 2012 Carsten Jensen
 * This is distributed under GNU GPLv2
 */

/* Requirements:
 * php (cli/shell version) / or as apache site
 * imagemagick module
 */

/* Usage:
 * Run the file from the browser (apache setup)
 * or from cli : php -f extract 
 * thumb files will be saved in same dir as pdf files
 */
 
// Edit the path here where your PDF files are stored.
$dir = "./pages/";
// Edit width in pixels to change sizes 
$size = 240;

// Replace false with true to make the script work
$work = false;


// code is here.. nothing more to modify
// -------------------------------------
if ($work == true)
{
	$files = glob($dir . "*.[pP][dD][fF]");
	foreach($files as $v)
	{
			$filename = substr($v, 0, strlen($v) - 4);
			$thumb = new Imagick();
			$thumb->setResolution(300, 300);
			$thumb->readImage($v ."[0]");
			$thumb->setImageFormat('jpeg');
			$thumb->setImagecompression(imagick::COMPRESSION_JPEG);
			$thumb->setImageCompressionQuality(75);
			$thumb->resizeImage($size, 1024, imagick::FILTER_LANCZOS, 1, true);
			$thumb->writeImage($filename . "_thumb.jpg");
			$thumb->clear();
			$thumb->destroy();
	}
}
?>