<?
# DMI-GAL - An Image Gallery derived from DMI
# dmi-thumb.php - Thumbnails generator
# Copyright (c) 2002 Tony J. White <tjw@tjw.or>
# Copyright (c) 2002 Sandino Araico Sánchez <sandino@sandino.net>

/*  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.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
 
# Changelog:
# 2002-01-25 Tony J. White tjw@tjw.org - DirectoryMediaIndex (dmi) 1.2
# 2002-03-14 Sandino Araico Sánchez - Renamed main file to dmi.php
# 2002-08-29 Sandino Araico Sánchez - Moved config to constants
# 2002-09-08 Sandino Araico Sánchez - Fixed broken table
include "dmi-conf.inc.php";
include "dmi-lib.inc";
include "s/s-extended.inc";

$success = 0;
$name = stripslashes($name);
s_log(__DMI_PHOTO_DIR."/".$name);
$image_info = @getImageSize(__DMI_PHOTO_DIR."/".$name);
s_log("image_info: ".serialize($image_info));
if(!$image_info) {
	if(is_mpeg_video(__DMI_PHOTO_DIR."/".$name)) {
		$success = 1;
		$is_mpeg_video = 1;
	}
}
else $success = 1;

s_log("THUMBS_DIR:".__DMI_THUMBS_DIR);
if(!s_check_dir(__DMI_THUMBS_DIR, 0755))
	dmi_error_image();

s_log("before $is_mpeg_video", __FILE__, __LINE__);
if($is_mpeg_video) {
	$thumb_info=dmi_thumb_create_mpeg_thumb();
	if(empty($thumb_info))
		dmi_error_image();
	header("Content-type: image/gif");
	readfile($thumb_info['NAME']);
}
else {
	$thumb_name = __DMI_THUMBS_DIR.dmi_get_file_name($name)
			."_thumb".getExtension($image_info[2]);
	s_log("thumb_name: $thumb_name");		
	if(!($thumb_info = @getImageSize($thumb_name))) {
		$command = __DMI_CONVERT_PROG." -geometry ".__DMI_THUMB_WIDTH
			."x".__DMI_THUMB_HEIGHT." "
			. __DMI_PHOTO_DIR."/".shellWrap($name)."  "
			.shellWrap($thumb_name);
		s_log($command);
		`$command`;
		if(!($thumb_info = @getImageSize($thumb_name))) 	
			dmi_error_image();
	}
	header("Content-type: ".getMimeType($thumb_info[2]));
	readfile($thumb_name);
}
?>