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<?php
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/* $Id: image.php,v 1.14 2008/03/13 18:54:31 tjfulopp Exp $ */
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if ( strpos( base64_decode( $_GET['imgp'] ), "://" ) !== false ) { # Fixing a possible URL injection problem. Using ':' was not enough because Windows paths contain it as well.
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header("HTTP/1.0 404 Not Found");
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exit();
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}
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drupalize();
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function drupalize() {
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while (!@stat('./includes/bootstrap.inc')) {
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chdir ('..');
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}
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require_once './includes/bootstrap.inc';
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#drupal_bootstrap(DRUPAL_BOOTSTRAP_FULL);
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drupal_bootstrap(DRUPAL_BOOTSTRAP_DATABASE);
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#drupal_cron_run();
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}
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$GLOBALS['devel_shutdown'] = FALSE; # Crucial - to suppress Devel (if installed and enabled) output appearing in the generated XML!
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$bgcachexpire = 3600*24*3; # Cache expiration time.
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#$bgcachexpire = 3; # Cache expiration time.
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#chdir ('../../../../');
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#require_once './includes/bootstrap.inc';
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#require_once '../../../../../includes/bootstrap.inc';
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#drupal_bootstrap(DRUPAL_BOOTSTRAP_FULL);
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#if ( $_SERVER['SERVER_ADDR'] == '64.13.192.90' ) {
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if ( variable_get('brilliant_gallery_cache', 'd') == 'f' ) {
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#echo '.....................' . $_SERVER['SERVER_ADDR'];
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$my_data = resizeimage_wrapper_filecache();
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} else {
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$my_data = resizeimage_wrapper_dbcache();
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}
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#echo '....'. sess_read('vacilando');
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header($my_data[0]);
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#echo $my_data[0] . '<br>';
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echo base64_decode($my_data[1]);
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exit(); # IMPORTANT - otherwise some process after BG adds strings and breaks the image!
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function resizeimage_wrapper_filecache() {
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global $bgcachexpire;
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$bgcacheid = 'bg_' . md5($_GET['imgp'] . $_GET['imgw'] . $_GET['imgh']);
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#echo $bgcacheid;
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#echo '. 0.... ';
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# Tested that both relative (eg sites/all/files/cache) and absolute (eg /home/data/tmp) tmp path settings work OK here.
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$cachedfile = file_directory_temp() . '/' . $bgcacheid;
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#$cachedfile = realpath(file_directory_temp() . '/' . $bgcacheid);
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#echo file_directory_temp() . '/' . $bgcacheid;
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#echo " .... ";
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#echo $cachedfile;
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$lastchanged = (file_exists($cachedfile) ? filemtime( $cachedfile ) : false); # See http://drupal.org/node/194923
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if ( $lastchanged === false or ( time() - $lastchanged > ( $bgcachexpire ) ) ) {
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#echo '. 1.... ';
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# Cache file does not exist or is too old.
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$my_data = resizeimage ( $_GET['imgp'], $_GET['imgw'], $_GET['imgh'] );
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# Now put $my_data to cache!
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$fh = fopen( $cachedfile, "w+" );
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fwrite( $fh, $my_data );
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fclose( $fh );
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#test
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/*
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$my_data_t = unserialize( $my_data );
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$fh = fopen( $cachedfile . '_2', "w+" );
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fwrite( $fh, $my_data_t[1] );
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fclose( $fh );
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*/
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$my_data = unserialize( $my_data );
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} else {
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#echo '. 2.... ';
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# Cache file exists.
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$my_data = unserialize( file_get_contents( $cachedfile ) );
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}
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return $my_data;
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}
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function resizeimage_wrapper_dbcache($reset = FALSE) {
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global $bgcachexpire;
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global $user;
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$userId = $user->uid;
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$bgcacheid = 'bg_' . md5($_GET['imgp'] . $_GET['imgw'] . $_GET['imgh']);
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#echo $bgcacheid;
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static $my_data;
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#echo '0.... ';
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if (!isset($my_data) || $reset) {
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if (!$reset && ($cache = cache_get($bgcacheid)) && !empty($cache->data)) {
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#$my_data = $cache->data; echo '-1.... ' . $my_data;
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$my_data = unserialize( $cache->data );
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} else {
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// Do your expensive calculations here, and populate $my_data
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// with the correct stuff..
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$my_data = resizeimage ( $_GET['imgp'], $_GET['imgw'], $_GET['imgh'] );
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#echo ' -2.... ' . $bgcachexpire . ' // ' . $my_data;
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cache_set($bgcacheid, 'cache', $my_data, time() + $bgcachexpire); # For some reason I could not use: mysql_escape_string($my_data)
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$my_data = unserialize( $my_data );
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}
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}
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return $my_data;
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}
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function resizeimage( $imgp, $imgw, $imgh ) {
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$imagepath = base64_decode( $imgp );
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#echo '.... ' . base64_decode( $imgp );
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#flush();die(' stop!');
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$suffix = strtolower(substr($imagepath, -4)); # Thanks to Michał Albrecht!
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$imgsize = @getimagesize($imagepath);
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$head = "Content-type: {$imgsize['mime']}"; # http://be.php.net/getimagesize
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if ( $suffix == ".gif" ) {
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#$head = "Content-type: image/gif";
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$img = imagecreatefromgif( $imagepath );
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if (!$img) { brokenimage("Error loading GIF"); }
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} else if ( $suffix == ".jpg" or $suffix == "jpeg" ) { # Thanks to Michał Albrecht!
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#$head = "Content-type: image/jpeg";
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$img = imagecreatefromjpeg( $imagepath );
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if (!$img) { brokenimage("Error loading JPG"); }
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} else if ( $suffix == ".png" ) {
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#$head = "Content-type: image/png";
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$img = imagecreatefrompng( $imagepath );
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if (!$img) { brokenimage("Error loading PNG"); }
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}
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# Resize the image
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$src_h = ImageSY( $img );
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$src_w = ImageSX( $img );
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$dst_img = imagecreatetruecolor( $imgw, $imgh );
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imagecopyresampled( $dst_img, $img, 0, 0, 0, 0, $imgw, $imgh, $src_w, $src_h );
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$img = $dst_img;
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imageinterlace ( $img, 1 );
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imagecolortransparent ( $img );
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ob_start();
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if ( $suffix == ".gif" ) {
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Imagegif($img);
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} else if ( $suffix == ".jpg" or $suffix == ".jpeg" ) {
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Imagejpeg($img,'',80);
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} else if ( $suffix == ".png" ) {
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Imagepng($img);
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}
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$result = ob_get_clean();
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#ImageDestroy($img);
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$result = serialize(array($head, base64_encode( $result )));
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return $result;
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}
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?>
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