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<?php
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/*************************
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  Coppermine Photo Gallery
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  ************************
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  Copyright (c) 2003-2005 Coppermine Dev Team
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  v1.1 originaly written by Gregory DEMAR
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  This program is free software; you can redistribute it and/or modify
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  it under the terms of the GNU General Public License as published by
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  the Free Software Foundation; either version 2 of the License, or
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  (at your option) any later version.
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  ********************************************
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  Coppermine version: 1.3.3
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  $Source: /cvsroot/coppermine/stable/include/picmgmt.inc.php,v $
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  $Revision: 1.10 $
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  $Author: gaugau $
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  $Date: 2005/04/19 03:17:11 $
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**********************************************/
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// Add a picture to an album
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function add_picture($aid, $filepath, $filename, $title = '', $caption = '', $keywords = '', $user1 = '', $user2 = '', $user3 = '', $user4 = '', $category = 0, $raw_ip = '', $hdr_ip = '',$iwidth=0,$iheight=0)
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{
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    global $CONFIG, $ERROR, $USER_DATA, $PIC_NEED_APPROVAL;
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    global $lang_errors;
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    $image = $CONFIG['fullpath'] . $filepath . $filename;
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    $normal = $CONFIG['fullpath'] . $filepath . $CONFIG['normal_pfx'] . $filename;
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    $thumb = $CONFIG['fullpath'] . $filepath . $CONFIG['thumb_pfx'] . $filename;
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    if (!is_known_filetype($image)) {
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        return false;
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    } elseif (is_image($filename)) {
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        if (!file_exists($thumb)) {
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            if (!resize_image($image, $thumb, $CONFIG['thumb_width'], $CONFIG['thumb_method'], $CONFIG['thumb_use']))
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                return false;
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        }
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        $imagesize = getimagesize($image);
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        if (max($imagesize[0], $imagesize[1]) > $CONFIG['picture_width'] && $CONFIG['make_intermediate'] && !file_exists($normal)) {
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            if (!resize_image($image, $normal, $CONFIG['picture_width'], $CONFIG['thumb_method'], $CONFIG['thumb_use']))
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                return false;
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        }
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    } else {
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        $imagesize[0] = $iwidth;
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        $imagesize[1] = $iheight;
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    }
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    $image_filesize = filesize($image);
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    $total_filesize = is_image($filename) ? ($image_filesize + (file_exists($normal) ? filesize($normal) : 0) + filesize($thumb)) : ($image_filesize);
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    // Test if disk quota exceeded
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    if (!GALLERY_ADMIN_MODE && $USER_DATA['group_quota']) {
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        $result = db_query("SELECT sum(total_filesize) FROM {$CONFIG['TABLE_PICTURES']}, {$CONFIG['TABLE_ALBUMS']} WHERE  {$CONFIG['TABLE_PICTURES']}.aid = {$CONFIG['TABLE_ALBUMS']}.aid AND category = '" . (FIRST_USER_CAT + USER_ID) . "'");
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        $record = mysql_fetch_array($result);
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        $total_space_used = $record[0];
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        mysql_free_result($result);
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        if ((($total_space_used + $total_filesize)>>10) > $USER_DATA['group_quota'] ) {
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            @unlink($image);
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            if (is_image($image)) {
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                @unlink($normal);
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                @unlink($thumb);
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            }
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            $msg = strtr($lang_errors['quota_exceeded'], array('[quota]' => ($USER_DATA['group_quota']),
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                '[space]' => ($total_space_used >> 10)));
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            cpg_die(ERROR, $msg, __FILE__, __LINE__);
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        }
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    }
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    // Test if picture requires approval
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    if (GALLERY_ADMIN_MODE) {
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        $approved = 'YES';
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    } elseif (!$USER_DATA['priv_upl_need_approval'] && $category == FIRST_USER_CAT + USER_ID) {
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        $approved = 'YES';
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    } elseif (!$USER_DATA['pub_upl_need_approval']) {
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        $approved = 'YES';
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    } else {
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        $approved = 'NO';
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    }
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    $PIC_NEED_APPROVAL = ($approved == 'NO');
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    // User ID is now recorded when in admin mode (casper)
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    $user_id = USER_ID;
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    $username= USER_NAME;
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    $query = "INSERT INTO {$CONFIG['TABLE_PICTURES']} (pid, aid, filepath, filename, filesize, total_filesize, pwidth, pheight, ctime, owner_id, owner_name, title, caption, keywords, approved, user1, user2, user3, user4, pic_raw_ip, pic_hdr_ip) VALUES ('', '$aid', '" . addslashes($filepath) . "', '" . addslashes($filename) . "', '$image_filesize', '$total_filesize', '{$imagesize[0]}', '{$imagesize[1]}', '" . time() . "', '$user_id', '$username','$title', '$caption', '$keywords', '$approved', '$user1', '$user2', '$user3', '$user4', '$raw_ip', '$hdr_ip')";
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    $result = db_query($query);
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    return $result;
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}
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define("GIS_GIF", 1);
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define("GIS_JPG", 2);
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define("GIS_PNG", 3);
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// Add 'edit' directory if it doesn't exist
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// Set access to read+write only
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if (!is_dir($CONFIG['fullpath'].'edit')) {
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    $cpg_umask = umask(0);
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    @mkdir($CONFIG['fullpath'].'edit',0777);
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    umask($cpg_umask);
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    unset($cpg_umask);
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}
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/**
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* resize_image()
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*
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* Create a file containing a resized image
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*
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* @param  $src_file the source file
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* @param  $dest_file the destination file
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* @param  $new_size the size of the square within which the new image must fit
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* @param  $method the method used for image resizing
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* @return 'true' in case of success
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*/
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function resize_image($src_file, $dest_file, $new_size, $method, $thumb_use)
114
{
115
    global $CONFIG, $ERROR;
116
    global $lang_errors;
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118
    $imginfo = getimagesize($src_file);
119
    if ($imginfo == null)
120
        return false;
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        // GD can only handle JPG & PNG images
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    if ($imginfo[2] != GIS_JPG && $imginfo[2] != GIS_PNG && ($method == 'gd1' || $method == 'gd2')) {
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        $ERROR = $lang_errors['gd_file_type_err'];
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        return false;
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    }
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    // height/width
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    $srcWidth = $imginfo[0];
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    $srcHeight = $imginfo[1];
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    if ($thumb_use == 'ht') {
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        $ratio = $srcHeight / $new_size;
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    } elseif ($thumb_use == 'wd') {
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        $ratio = $srcWidth / $new_size;
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    } else {
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        $ratio = max($srcWidth, $srcHeight) / $new_size;
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    }
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    $ratio = max($ratio, 1.0);
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    $destWidth = (int)($srcWidth / $ratio);
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    $destHeight = (int)($srcHeight / $ratio);
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    // Method for thumbnails creation
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    switch ($method) {
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        case "im" :
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            if (preg_match("#[A-Z]:|\\\\#Ai", __FILE__)) {
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                // get the basedir, remove '/include'
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                $cur_dir = substr(dirname(__FILE__), 0, -8);
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                $src_file = '"' . $cur_dir . '\\' . strtr($src_file, '/', '\\') . '"';
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                $im_dest_file = str_replace('%', '%%', ('"' . $cur_dir . '\\' . strtr($dest_file, '/', '\\') . '"'));
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            } else {
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                $src_file = escapeshellarg($src_file);
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                $im_dest_file = str_replace('%', '%%', escapeshellarg($dest_file));
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            }
151
 
152
            $output = array();
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            /*
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             * Hack for working with ImageMagick on WIndows even if IM is installed in C:\Program Files.
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             * By Aditya Mooley <aditya@sanisoft.com>
156
             */
157
            if (eregi("win",$_ENV['OS'])) {
158
                $cmd = "\"".str_replace("\\","/", $CONFIG['impath'])."convert\" -quality {$CONFIG['jpeg_qual']} {$CONFIG['im_options']} -geometry {$destWidth}x{$destHeight} ".str_replace("\\","/" ,$src_file )." ".str_replace("\\","/" ,$im_dest_file );
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                exec ("\"$cmd\"", $output, $retval);
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            } else {
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                $cmd = "{$CONFIG['impath']}convert -quality {$CONFIG['jpeg_qual']} {$CONFIG['im_options']} -geometry {$destWidth}x{$destHeight} $src_file $im_dest_file";
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                exec ($cmd, $output, $retval);
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            }
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165
 
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            if ($retval) {
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                $ERROR = "Error executing ImageMagick - Return value: $retval";
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                if ($CONFIG['debug_mode']) {
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                    // Re-execute the command with the backtit operator in order to get all outputs
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                    // will not work is safe mode is enabled
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                    $output = `$cmd 2>&1`;
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                    $ERROR .= "<br /><br /><div align=\"left\">Cmd line : <br /><font size=\"2\">" . nl2br(htmlspecialchars($cmd)) . "</font></div>";
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                    $ERROR .= "<br /><br /><div align=\"left\">The convert program said:<br /><font size=\"2\">";
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                    $ERROR .= nl2br(htmlspecialchars($output));
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                    $ERROR .= "</font></div>";
176
                }
177
                @unlink($dest_file);
178
                return false;
179
            }
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            break;
181
 
182
        case "gd1" :
183
            if (!function_exists('imagecreatefromjpeg')) {
184
                cpg_die(CRITICAL_ERROR, 'PHP running on your server does not support the GD image library, check with your webhost if ImageMagick is installed', __FILE__, __LINE__);
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            }
186
            if ($imginfo[2] == GIS_JPG)
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                $src_img = imagecreatefromjpeg($src_file);
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            else
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                $src_img = imagecreatefrompng($src_file);
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            if (!$src_img) {
191
                $ERROR = $lang_errors['invalid_image'];
192
                return false;
193
            }
194
            $dst_img = imagecreate($destWidth, $destHeight);
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            imagecopyresized($dst_img, $src_img, 0, 0, 0, 0, $destWidth, (int)$destHeight, $srcWidth, $srcHeight);
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            imagejpeg($dst_img, $dest_file, $CONFIG['jpeg_qual']);
197
            imagedestroy($src_img);
198
            imagedestroy($dst_img);
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            break;
200
 
201
        case "gd2" :
202
            if (!function_exists('imagecreatefromjpeg')) {
203
                cpg_die(CRITICAL_ERROR, 'PHP running on your server does not support the GD image library, check with your webhost if ImageMagick is installed', __FILE__, __LINE__);
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            }
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            if (!function_exists('imagecreatetruecolor')) {
206
                cpg_die(CRITICAL_ERROR, 'PHP running on your server does not support GD version 2.x, please switch to GD version 1.x on the config page', __FILE__, __LINE__);
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            }
208
            if ($imginfo[2] == GIS_JPG)
209
                $src_img = imagecreatefromjpeg($src_file);
210
            else
211
                $src_img = imagecreatefrompng($src_file);
212
            if (!$src_img) {
213
                $ERROR = $lang_errors['invalid_image'];
214
                return false;
215
            }
216
            $dst_img = imagecreatetruecolor($destWidth, $destHeight);
217
            imagecopyresampled($dst_img, $src_img, 0, 0, 0, 0, $destWidth, (int)$destHeight, $srcWidth, $srcHeight);
218
            imagejpeg($dst_img, $dest_file, $CONFIG['jpeg_qual']);
219
            imagedestroy($src_img);
220
            imagedestroy($dst_img);
221
            break;
222
    }
223
    // Set mode of uploaded picture
224
    chmod($dest_file, octdec($CONFIG['default_file_mode']));
225
    // We check that the image is valid
226
    $imginfo = getimagesize($dest_file);
227
    if ($imginfo == null) {
228
        $ERROR = $lang_errors['resize_failed'];
229
        @unlink($dest_file);
230
        return false;
231
    } else {
232
        return true;
233
    }
234
}
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?>