| 0,0 → 1,114 |
|---|
| <?php |
| /************************* |
| Coppermine Photo Gallery |
| ************************ |
| Copyright (c) 2003-2005 Coppermine Dev Team |
| v1.1 originaly written by Gregory DEMAR |
| |
| 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. |
| ******************************************** |
| Coppermine version: 1.3.3 |
| $Source: /cvsroot/coppermine/stable/showthumb.php,v $ |
| $Revision: 1.6 $ |
| $Author: gaugau $ |
| $Date: 2005/04/19 03:17:11 $ |
| **********************************************/ |
| |
| define('IN_COPPERMINE', true); |
| define('SHOWTHUMB_PHP', true); |
| |
| require("include/init.inc.php"); |
| |
| if (!GALLERY_ADMIN_MODE) cpg_die(ERROR, $lang_errors['access_denied'], __FILE__, __LINE__); |
| |
| define("GIS_GIF", 1); |
| define("GIS_JPG", 2); |
| define("GIS_PNG", 3); |
| |
| define("UNKNOW_ICON", 'images/unk48x48.gif'); |
| define("GIF_ICON", 'images/gif48x48.gif'); |
| define("READ_ERROR_ICON", 'images/read_error48x48.gif'); |
| |
| function makethumbnail($src_file, $newSize, $method) |
| { |
| global $CONFIG; |
| |
| $content_type = array( |
| GIS_GIF => 'gif', |
| GIS_JPG => 'jpeg', |
| GIS_PNG => 'png' |
| ); |
| // Checks that file exists and is readable |
| if (!filesize($src_file) || !is_readable($src_file)) { |
| header("Content-type: image/gif"); |
| fpassthru(fopen(READ_ERROR_ICON, 'rb')); |
| exit; |
| } |
| // find the image size, no size => unknow type |
| $imginfo = getimagesize($src_file); |
| if ($imginfo == null) { |
| header("Content-type: image/gif"); |
| fpassthru(fopen(UNKNOW_ICON, 'rb')); |
| exit; |
| } |
| // GD can't handle gif images |
| if ($imginfo[2] == GIS_GIF && ($method == 'gd1' || $method == 'gd2')) { |
| header("Content-type: image/gif"); |
| fpassthru(fopen(GIF_ICON, 'rb')); |
| exit; |
| } |
| // height/width |
| $srcWidth = $imginfo[0]; |
| $srcHeight = $imginfo[1]; |
| |
| $ratio = max($srcWidth, $srcHeight) / $newSize; |
| $ratio = max($ratio, 1.0); |
| $destWidth = (int)($srcWidth / $ratio); |
| $destHeight = (int)($srcHeight / $ratio); |
| // Choose method for thumb creation |
| switch ($method) { |
| case "im" : |
| if (preg_match("#[A-Z]:|\\\\#Ai", __FILE__)) { |
| $cur_dir = dirname(__FILE__); |
| $src_file = '"' . $cur_dir . '\\' . strtr($src_file, '/', '\\') . '"'; |
| } else { |
| $src_file = escapeshellarg($src_file); |
| } |
| header("Content-type: image/" . ($content_type[$imginfo[2]])); |
| passthru("{$CONFIG['impath']}convert -quality $CONFIG[jpeg_qual] -antialias -geometry {$destWidth}x{$destHeight} $src_file -"); |
| break; |
| |
| case "gd2" : |
| if ($imginfo[2] == GIS_JPG) |
| $src_img = imagecreatefromjpeg($src_file); |
| else |
| $src_img = imagecreatefrompng($src_file); |
| $dst_img = imagecreatetruecolor($destWidth, $destHeight); |
| imagecopyresampled($dst_img, $src_img, 0, 0, 0, 0, $destWidth, (int)$destHeight, $srcWidth, $srcHeight); |
| header("Content-type: image/jpeg"); |
| imagejpeg($dst_img); |
| imagedestroy($src_img); |
| imagedestroy($dst_img); |
| break; |
| |
| default : |
| if ($imginfo[2] == GIS_JPG) |
| $src_img = imagecreatefromjpeg($src_file); |
| else |
| $src_img = imagecreatefrompng($src_file); |
| $dst_img = imagecreate($destWidth, $destHeight); |
| imagecopyresized($dst_img, $src_img, 0, 0, 0, 0, $destWidth, (int)$destHeight, $srcWidth, $srcHeight); |
| header("Content-type: image/jpeg"); |
| imagejpeg($dst_img); |
| imagedestroy($src_img); |
| imagedestroy($dst_img); |
| break; |
| } |
| } |
| |
| makethumbnail($CONFIG['fullpath'] . $HTTP_GET_VARS['picfile'], $HTTP_GET_VARS['size'], $CONFIG['thumb_method']); |
| |
| ?> |