<?php

/**

*

* @package Icy Phoenix

* @version $Id$

* @copyright (c) 2008 Icy Phoenix

* @license http://opensource.org/licenses/gpl-license.php GNU Public License

*

*/

define('IMG_THUMB', true);

define('CT_SECLEVEL', 'MEDIUM');

$ct_ignoregvar = array('');

define('IN_ICYPHOENIX', true);

if (!defined('IP_ROOT_PATH')) define('IP_ROOT_PATH', './');

if (!defined('PHP_EXT')) define('PHP_EXT', substr(strrchr(__FILE__, '.'), 1));

include(IP_ROOT_PATH . 'common.' . PHP_EXT);

// Start session management

$user->session_begin();

$auth->acl($user->data);

$user->setup();

// End session management

require(IP_ROOT_PATH . 'includes/class_image.' . PHP_EXT);

include(IP_ROOT_PATH . 'includes/class_images.' . PHP_EXT);

$class_images = new class_images();

// ------------------------------------

// Check the request

// ------------------------------------

$pic_id = request_var('pic_id', '');

if (empty($pic_id))

{

image_no_thumbnail('no_thumb.jpg');

exit;

//die($lang['NO_PICS_SPECIFIED']);

//message_die(GENERAL_MESSAGE, $lang['NO_PICS_SPECIFIED']);

}

$pic_id = urldecode($pic_id);

// ------------------------------------

//Configuration Options

// ------------------------------------

/*

$config['show_pic_size_on_thumb'] = 1; //1 = Size Informations on Thumbnails; 0 = Size Informations on Thumbnails

$config['show_img_no_gd'] = 0;

$config['thumbnail_cache'] = 1;

$config['gd_version'] = 2;

$config['thumbnail_quality'] = 85;

$config['thumbnail_size'] = 400;

$config['thumbnail_posts'] = 1;

*/

// Mighty Gorgon: this code is reserved for generating extra thumbnail size on the fly...

$req_thumb_size = request_var('thumbnail_size', $config['thumbnail_size']);

$req_thumb_size = (($req_thumb_size > 600) || ($req_thumb_size < 30)) ? $config['thumbnail_size'] : $req_thumb_size;

$pic_fullpath = str_replace(array(' '), array('%20'), $pic_id);

$pic_id = str_replace('http://', '', str_replace('https://', '', $pic_id));

$pic_path[] = array();

$pic_path = explode('/', $pic_id);

$pic_filename = $pic_path[sizeof($pic_path) - 1];

$file_part = explode('.', strtolower($pic_filename));

$pic_filetype = $file_part[sizeof($file_part) - 1];

// Mighty Gorgon: this prefix is needed to not overwrite standard thumbnails with the ones generated with the extra size...

$pic_thumbnail_prefix = 'mid_' . (($req_thumb_size != $config['thumbnail_size']) ? ($req_thumb_size . '_') : '') . md5($pic_id);

$thumb_ext_array = array('gif', 'jpg', 'png');

$image_processed = false;

if (!in_array($pic_filetype, $thumb_ext_array))

{

$image_processed = true;

$pic_size = get_full_image_info($pic_fullpath);

if(empty($pic_size))

{

image_no_thumbnail('thumb_' . $pic_title_reg . '.' . $pic_filetype);

exit;

}

$pic_width = $pic_size['width'];

$pic_height = $pic_size['height'];

$pic_filetype = strtolower($pic_size['type']);

$pic_title = substr($pic_filename, 0, strlen($pic_filename) - strlen($pic_filetype) - 1);

$pic_title_reg = preg_replace('/[^A-Za-z0-9]+/', '_', $pic_title);

$pic_thumbnail = $pic_thumbnail_prefix . '.' . $pic_filetype;

}

else

{

$pic_title = substr($pic_filename, 0, strlen($pic_filename) - strlen($pic_filetype) - 1);

$pic_title_reg = preg_replace('/[^A-Za-z0-9]+/', '_', $pic_title);

$pic_thumbnail = $pic_thumbnail_prefix . '_' . $pic_filename;

}

$pic_thumbnail_fullpath = POSTED_IMAGES_THUMBS_PATH . $pic_thumbnail;

if (USERS_SUBFOLDERS_IMG == true)

{

if ((sizeof($pic_path) > 4) && (strpos($pic_id, $config['server_name']) !== false))

{

// Mighty Gorgon: this prefix is needed to not overwrite standard thumbnails with the ones generated with the extra size...

$pic_thumbnail_prefix = (($req_thumb_size != $config['thumbnail_size']) ? ('__' . $req_thumb_size . '__') : '');

// We need to add IP_ROOT_PATH because POSTED_IMAGES_PATH already includes it...

$pic_main_folder = IP_ROOT_PATH . $pic_path[sizeof($pic_path) - 4] . '/' . $pic_path[sizeof($pic_path) - 3] . '/';

if ($pic_main_folder == POSTED_IMAGES_PATH)

{

$pic_thumbnail_path = POSTED_IMAGES_THUMBS_PATH . $pic_path[sizeof($pic_path) - 2];

$thumbnail_data = $class_images->get_thumbnail_data($pic_thumbnail_path, $pic_thumbnail, $pic_thumbnail_fullpath, $pic_filename, $pic_thumbnail_prefix);

$pic_thumbnail = $thumbnail_data['thumbnail'];

$pic_thumbnail_fullpath = $thumbnail_data['full_path'];

}

}

}

// This is needed to set up the new thumbnail size if requested via $_GET

$config['thumbnail_size'] = $req_thumb_size;

// --------------------------------

// Check thumbnail cache. If cache is available we will SEND & EXIT

// --------------------------------

// Do not use CACHE if cache=false parameter is passed through the url: posted_img_thumbnail.php?pic_id=XXX&cache=false

if(!empty($_GET['cache']))

{

$config['thumbnail_cache'] = ($_GET['cache'] == 'false') ? false : $config['thumbnail_cache'];

}

if(($config['thumbnail_cache'] == true) && file_exists($pic_thumbnail_fullpath))

{

image_output($pic_thumbnail_fullpath, $pic_title_reg, $pic_filetype, 'thumb_');

exit;

}

$server_path = create_server_url();

$pic_exists = false;

$pic_local = false;

if ((strpos($pic_fullpath, $server_path) !== false) || @file_exists($pic_fullpath))

{

$pic_local = true;

$pic_localpath = str_replace($server_path, '', $pic_fullpath);

if(@file_exists($pic_localpath))

{

// Mighty Gorgon - Are we sure that this won't cause other issues??? Test please...

$pic_fullpath = $pic_localpath;

$pic_exists = true;

}

else

{

if (@file_exists(array_shift(explode('?', basename($pic_localpath)))))

{

$pic_exists = true;

}

}

}

if(!$pic_exists && any_url_exists($pic_fullpath))

{

$pic_exists = true;

}

if(!$pic_exists)

{

image_no_thumbnail('thumb_' . $pic_title_reg . '.' . $pic_filetype);

exit;

}

if ($image_processed == false)

{

$pic_size = get_full_image_info($pic_fullpath, null, $pic_local);

if(empty($pic_size))

{

image_no_thumbnail('thumb_' . $pic_title_reg . '.' . $pic_filetype);

exit;

}

$pic_width = $pic_size['width'];

$pic_height = $pic_size['height'];

$pic_filetype = strtolower($pic_size['type']);

}

// ------------------------------------

// Send Thumbnail to browser

// ------------------------------------

if(($pic_width < $config['thumbnail_size']) && ($pic_height < $config['thumbnail_size']))

{

if($config['thumbnail_cache'] == true)

{

$copy_success = @copy($pic_fullpath, $pic_thumbnail_fullpath);

@chmod($pic_thumbnail_fullpath, 0777);

}

image_output($pic_fullpath, $pic_title_reg, $pic_filetype, '');

exit;

}

else

{

// --------------------------------

// Cache is empty. Try to re-generate!

// --------------------------------

if ($pic_width > $pic_height)

{

$thumbnail_width = $config['thumbnail_size'];

$thumbnail_height = $config['thumbnail_size'] * ($pic_height / $pic_width);

}

else

{

$thumbnail_height = $config['thumbnail_size'];

$thumbnail_width = $config['thumbnail_size'] * ($pic_width / $pic_height);

}

$Image = new ImgObj();

$Image->JPGQuality = $config['thumbnail_quality'];

$Image->ReadSourceFile($pic_fullpath);

$Image->Resize($thumbnail_width, $thumbnail_height);

if($config['show_pic_size_on_thumb'] == 1)

{

$image_filesize = get_formatted_filesize(filesize($pic_fullpath));

$image_dimension = intval($pic_width) . "x" . intval($pic_height);

$image_text_output = $image_dimension . (($thumbnail_width >= 360) ? (' - ' . $image_filesize) : '');

if ($thumbnail_width >= 260)

{

$image_exif_data = $Image->ExifData;

if (!empty($image_exif_data))

{

$image_exif_data_short = $Image->exif_get_data_short($image_exif_data);

$exif_data_key_array = array('MODEL', 'FOCAL_LENGTH', 'EXPOSURE', 'APERTURE', 'ISO');

$exif_data_array = array();

foreach ($exif_data_key_array as $exif_key)

{

if ($image_exif_data_short[$exif_key] != 'EXIF_UNKNOWN')

{

$process_tag = true;

if ($exif_key == 'ISO')

{

$image_exif_data_short[$exif_key] = 'ISO ' . $image_exif_data_short[$exif_key];

}

elseif ($exif_key == 'MODEL')

{

if ($thumbnail_width >= 320)

{

$image_exif_data_short[$exif_key] = str_replace(array('DIGITAL', ' '), array('', ' '), $image_exif_data_short[$exif_key]);

$image_exif_data_short[$exif_key] = ((strlen($image_exif_data_short[$exif_key]) >= 23) ? (substr($image_exif_data_short[$exif_key], 0, 18) . '...') : $image_exif_data_short[$exif_key]);

}

else

{

$process_tag = false;

}

}

if (!empty($process_tag))

{

$exif_data_array[] = $image_exif_data_short[$exif_key];

}

}

}

$image_text_output = (!empty($exif_data_array) ? (implode(' - ', $exif_data_array) . ' - ') : '') . $image_text_output;

}

}

$image_text_output = str_replace(' - 0BYTES', '', $image_text_output);

$Image->Text($image_text_output);

}

if ($config['thumbnail_cache'] == true)

{

$Image->SendToFile($pic_thumbnail_fullpath, $config['thumbnail_quality']);

//@chmod($pic_thumbnail_fullpath, 0777);

}

$Image->SendToBrowser($pic_title_reg, $pic_filetype, 'thumb_', '', $config['thumbnail_quality']);

if ($Image == true)

{

$Image->Destroy();

exit;

}

else

{

$Image->Destroy();

image_no_thumbnail('thumb_' . $pic_title_reg . '.' . $pic_filetype);

exit;

}

}

?>