function spit_phpthumb_image($filepath, $configarray = array())
{
// set up class
global $CFG, $PHPTHUMB_CONFIG;
$phpThumb = new phpThumb();
// import default config
if (!empty($PHPTHUMB_CONFIG)) {
foreach ($PHPTHUMB_CONFIG as $key => $value) {
$keyname = 'config_' . $key;
$phpThumb->setParameter($keyname, $value);
}
}
// import passed params
if (!empty($configarray)) {
foreach ($configarray as $key => $value) {
$keyname = $key;
$phpThumb->setParameter($keyname, $value);
}
}
$phpThumb->setSourceFilename($filepath);
if (!is_file($phpThumb->sourceFilename) && !phpthumb_functions::gd_version()) {
if (!headers_sent()) {
// base64-encoded error image in GIF format
$ERROR_NOGD = 'R0lGODlhIAAgALMAAAAAABQUFCQkJDY2NkZGRldXV2ZmZnJycoaGhpSUlKWlpbe3t8XFxdXV1eTk5P7+/iwAAAAAIAAgAAAE/vDJSau9WILtTAACUinDNijZtAHfCojS4W5H+qxD8xibIDE9h0OwWaRWDIljJSkUJYsN4bihMB8th3IToAKs1VtYM75cyV8sZ8vygtOE5yMKmGbO4jRdICQCjHdlZzwzNW4qZSQmKDaNjhUMBX4BBAlmMywFSRWEmAI6b5gAlhNxokGhooAIK5o/pi9vEw4Lfj4OLTAUpj6IabMtCwlSFw0DCKBoFqwAB04AjI54PyZ+yY3TD0ss2YcVmN/gvpcu4TOyFivWqYJlbAHPpOntvxNAACcmGHjZzAZqzSzcq5fNjxFmAFw9iFRunD1epU6tsIPmFCAJnWYE0FURk7wJDA0MTKpEzoWAAskiAAA7';
header('Content-Type: image/gif');
echo base64_decode($ERROR_NOGD);
} else {
echo '*** ERROR: No PHP-GD support available ***';
}
exit;
}
$phpThumb->SetCacheFilename();
if (!file_exists($phpThumb->cache_filename) && is_writable(dirname($phpThumb->cache_filename))) {
// error_log("generating to cache: " . $phpThumb->cache_filename);
$phpThumb->CleanUpCacheDirectory();
$phpThumb->GenerateThumbnail();
$phpThumb->RenderToFile($phpThumb->cache_filename);
}
if (is_file($phpThumb->cache_filename)) {
// error_log("sending from cache: " . $phpThumb->cache_filename);
if ($getimagesize = @GetImageSize($phpThumb->cache_filename)) {
$mimetype = phpthumb_functions::ImageTypeToMIMEtype($getimagesize[2]);
}
spitfile_with_mtime_check($phpThumb->cache_filename, $mimetype);
} else {
// error_log("phpthumb cache file doesn't exist: " . $phpThumb->cache_filename);
$phpThumb->GenerateThumbnail();
$phpThumb->OutputThumbnail();
exit;
}
}
$phpthumb = true;
$phpthumbconfig[$constraint2] = $size2;
}
// images most likely don't want compressing, and this will kill the Vary header
if (function_exists('apache_setenv')) {
// apparently @ isn't enough to make php ignore this failing
@apache_setenv('no-gzip', '1');
}
// user icons are public
header("Pragma: public");
header("Cache-Control: public");
if (!$default && !$phpthumb && ($constraint1 == 'h' || $constraint1 == 'w') && (!$constraint2 || $constraint2 == 'h' || $constraint2 == 'w')) {
// 100 pixels requested, redirect to attributeless icon url for cacheability fun
header($_SERVER['SERVER_PROTOCOL'] . " 301 Moved Permanently");
header("Location: " . $CFG->wwwroot . '_icon/user/' . $id);
die;
}
if ($phpthumb) {
// let phpthumb manipulate the image
spit_phpthumb_image($filepath, $phpthumbconfig);
} elseif ($default) {
// no manipulation and default icon
if ($id == -1) {
header($_SERVER['SERVER_PROTOCOL'] . " 301 Moved Permanently");
}
header("Location: " . $CFG->wwwroot . '_icons/data/default.png');
die;
} else {
// output the image directly
spitfile_with_mtime_check($filepath, $mimetype);
}
<?php
require_once dirname(dirname(__FILE__)) . '/../includes.php';
$userref = optional_param('userref');
$username = optional_param('username');
$type = optional_param('type');
$file = $CFG->dataroot . 'rss/' . $userref . '/' . $username . '/' . $type . '.xml';
error_log($file);
if (!file_exists($file)) {
@header('HTTP/1.0 404 Not Found');
exit;
}
header("Pragma: public");
header("Cache-Control: public");
require_once $CFG->dirroot . 'lib/filelib.php';
spitfile_with_mtime_check($file, "text/xml; charset=utf-8");
// Then output some appropriate headers and send the file data!
// TODO: bug on ie, if using ssl force public cache control
// using port, $_SERVER['HTTPS'] does not work always
if ($file->access == 'PUBLIC' || isset($_SERVER['HTTPS']) || $_SERVER['SERVER_PORT'] == 443) {
header("Pragma: public");
header("Cache-Control: public");
} else {
// "Cache-Control: private" to allow a user's browser to cache the file, but not a shared proxy
// Also to override PHP's default "DON'T EVER CACHE THIS EVER" header
header("Cache-Control: private");
}
require_once $CFG->dirroot . 'lib/filelib.php';
$mimetype = mimeinfo('type', $file->location);
if ($mimetype == "application/octet-stream") {
header('Content-Disposition: attachment');
}
// disable mod_deflate/mod_gzip for already-compressed files,
// partly because it's pointless, but mainly because some browsers
// are thick.
if (preg_match('#^(application.*zip|image/(png|jpeg|gif))$#', $mimetype)) {
if (function_exists('apache_setenv')) {
// apparently @ isn't enough to make php ignore this failing
@apache_setenv('no-gzip', '1');
}
}
spitfile_with_mtime_check($CFG->dataroot . $file->location, $mimetype, $file->handler);
exit;
}
}
}
}
// Icon script
// Run includes
require_once dirname(dirname(__FILE__)) . "/includes.php";
// Initialise functions for user details, icon management and profile management
run("userdetails:init");
run("profile:init");
run("files:init");
// If an ID number for the file has been specified ...
$id = optional_param('id', 0, PARAM_INT);
if (!empty($id)) {
// ... and the file exists ...
if ($file = get_record('files', 'ident', $id)) {
if (run("users:access_level_check", $file->access) == true) {
require_once $CFG->dirroot . 'lib/filelib.php';
require_once $CFG->dirroot . 'lib/iconslib.php';
// "Cache-Control: private" to allow a user's browser to cache the file, but not a shared proxy
// Also to override PHP's default "DON'T EVER CACHE THIS EVER" header
header("Cache-Control: private");
// Then output some appropriate headers and send the file data!
$mimetype = mimeinfo('type', $file->originalname);
if ($mimetype == "image/jpeg" || $mimetype == "image/png") {
// file is an image
$phpthumbconfig['w'] = 90;
spit_phpthumb_image($CFG->dataroot . $file->location, $phpthumbconfig);
} else {
// file is a file
spitfile_with_mtime_check($CFG->dirroot . "_files/file.png", "image/png");
}
}
}
}
