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image.php
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image.php
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<?php
/*======================================================================*\
|| #################################################################### ||
|| # vBulletin 3.7.2 Patch Level 2 - Licence Number VBF2470E4F
|| # ---------------------------------------------------------------- # ||
|| # Copyright ©2000-2013 Jelsoft Enterprises Ltd. All Rights Reserved. ||
|| # This file may not be redistributed in whole or significant part. # ||
|| # ---------------- VBULLETIN IS NOT FREE SOFTWARE ---------------- # ||
|| # http://www.vbulletin.com | http://www.vbulletin.com/license.html # ||
|| #################################################################### ||
\*======================================================================*/
// ####################### SET PHP ENVIRONMENT ###########################
error_reporting(E_ALL & ~E_NOTICE);
// #################### DEFINE IMPORTANT CONSTANTS #######################
define('NOSHUTDOWNFUNC', 1);
define('NOCOOKIES', 1);
define('THIS_SCRIPT', 'image');
define('CSRF_PROTECTION', true);
define('VB_AREA', 'Forum');
define('NOPMPOPUP', 1);
if ((!empty($_SERVER['HTTP_IF_MODIFIED_SINCE']) OR !empty($_SERVER['HTTP_IF_NONE_MATCH'])) AND $_GET['type'] != 'regcheck')
{
// Don't check modify date as URLs contain unique items to nullify caching
$sapi_name = php_sapi_name();
if ($sapi_name == 'cgi' OR $sapi_name == 'cgi-fcgi')
{
header('Status: 304 Not Modified');
}
else
{
header('HTTP/1.1 304 Not Modified');
}
exit;
}
// #################### PRE-CACHE TEMPLATES AND DATA ######################
// get special phrase groups
$phrasegroups = array();
// get special data templates from the datastore
$specialtemplates = array();
// pre-cache templates used by all actions
$globaltemplates = array();
// pre-cache templates used by specific actions
$actiontemplates = array();
// ######################### REQUIRE BACK-END ############################
if ($_REQUEST['type'] == 'dberror') // do not require back-end
{
header('Content-type: image/gif');
readfile('./includes/database_error_image.jpg');
exit;
}
else if ($_REQUEST['type'] == 'ieprompt')
{
header('Content-type: image/gif');
readfile('./includes/ieprompt.jpg');
exit;
}
else if ($_REQUEST['type'] == 'profile') // do not modify this $_REQUEST
{
define('LOCATION_BYPASS', 1);
require_once('./global.php');
}
else
{
define('SKIP_SESSIONCREATE', 1);
define('SKIP_USERINFO', 1);
define('SKIP_DEFAULTDATASTORE', 1);
define('CWD', (($getcwd = getcwd()) ? $getcwd : '.'));
require_once(CWD . '/includes/init.php');
}
$vbulletin->input->clean_array_gpc('r', array(
'type' => TYPE_STR,
'userid' => TYPE_UINT,
));
// #######################################################################
// ######################## START MAIN SCRIPT ############################
// #######################################################################
if ($vbulletin->GPC['userid'] == 0)
{
$vbulletin->GPC['type'] = 'hv';
}
if ($vbulletin->GPC['type'] == 'hv')
{
require_once(DIR . '/includes/class_image.php');
$vbulletin->input->clean_array_gpc('r', array(
'hash' => TYPE_STR,
'i' => TYPE_STR,
));
$moveabout = true;
if ($vbulletin->GPC['hash'] == '' OR $vbulletin->GPC['hash'] == 'test' OR $vbulletin->options['hv_type'] != 'Image')
{
$imageinfo = array(
'answer' => 'vBulletin',
);
$moveabout = $vbulletin->GPC['hash'] == 'test' ? true : false;
}
else if (!($imageinfo = $db->query_first("SELECT answer FROM " . TABLE_PREFIX . "humanverify WHERE hash = '" . $db->escape_string($vbulletin->GPC['hash']) . "' AND viewed = 0")))
{
header('Content-type: image/gif');
readfile(DIR . '/' . $vbulletin->options['cleargifurl']);
exit;
}
else
{
$db->query_write("
UPDATE " . TABLE_PREFIX . "humanverify
SET viewed = 1
WHERE hash = '" . $db->escape_string($vbulletin->GPC['hash']) . "' AND
viewed = 0
");
if ($db->affected_rows() == 0)
{ // image managed to get viewed by someone else between the $imageinfo query above and now
header('Content-type: image/gif');
readfile(DIR . '/' . $vbulletin->options['cleargifurl']);
exit;
}
}
if ($vbulletin->GPC['i'] == 'gd')
{
$image = new vB_Image_GD($vbulletin);
}
else if ($vbulletin->GPC['i'] == 'im')
{
$image = new vB_Image_Magick($vbulletin);
}
else
{
$image =& vB_Image::fetch_library($vbulletin, 'regimage');
}
$db->close();
$image->print_image_from_string($imageinfo['answer'], $moveabout);
}
else
{
$vbulletin->input->clean_array_gpc('r', array(
'dateline' => TYPE_UINT,
));
$filedata = 'filedata';
if ($vbulletin->GPC['type'] == 'profile')
{
$table = 'customprofilepic';
// No permissions to see profile pics
if (!$vbulletin->options['profilepicenabled'] OR (!($vbulletin->userinfo['permissions']['genericpermissions'] & $vbulletin->bf_ugp_genericpermissions['canseeprofilepic']) AND $vbulletin->userinfo['userid'] != $vbulletin->GPC['userid']))
{
exec_shut_down(); // Update location with 'No permission to view profile picture'
header('Content-type: image/gif');
readfile(DIR . '/' . $vbulletin->options['cleargifurl']);
exit;
}
}
else if ($vbulletin->GPC['type'] == 'sigpic')
{
$table = 'sigpic';
}
else
{
$table = 'customavatar';
if ($vbulletin->GPC['type'] == 'thumb')
{
$filedata = 'filedata_thumb AS filedata';
}
($hook = vBulletinHook::fetch_hook('image_table')) ? eval($hook) : false;
}
if ($imageinfo = $db->query_first_slave("
SELECT $filedata, dateline, filename
FROM " . TABLE_PREFIX . "$table
WHERE userid = " . $vbulletin->GPC['userid'] . " AND visible = 1
HAVING filedata <> ''
"))
{
($hook = vBulletinHook::fetch_hook('image_exists')) ? eval($hook) : false;
header('Cache-control: max-age=31536000');
header('Expires: ' . gmdate('D, d M Y H:i:s', (TIMENOW + 31536000)) . ' GMT');
header('Content-disposition: inline; filename=' . $imageinfo['filename']);
header('Content-transfer-encoding: binary');
header('Content-Length: ' . strlen($imageinfo['filedata']));
header('Last-Modified: ' . gmdate('D, d M Y H:i:s', $imageinfo['dateline']) . ' GMT');
header('ETag: "' . $imageinfo['dateline'] . '-' . $vbulletin->GPC['userid'] . '"');
$extension = trim(substr(strrchr(strtolower($imageinfo['filename']), '.'), 1));
if ($extension == 'jpg' OR $extension == 'jpeg')
{
header('Content-type: image/jpeg');
}
else if ($extension == 'png')
{
header('Content-type: image/png');
}
else
{
header('Content-type: image/gif');
}
$db->close();
echo $imageinfo['filedata'];
}
else
{
($hook = vBulletinHook::fetch_hook('image_missing')) ? eval($hook) : false;
header('Content-type: image/gif');
readfile(DIR . '/' . $vbulletin->options['cleargifurl']);
}
}
/*======================================================================*\
|| ####################################################################
|| # Downloaded: 16:21, Sat Apr 6th 2013
|| # CVS: $RCSfile$ - $Revision: 26399 $
|| ####################################################################
\*======================================================================*/
?>