'; echo base64_decode($my_data[1]); # IMPORTANT - otherwise some process after BG adds strings and breaks the image! exit(); function resizeimage_wrapper_filecache() { global $bgcachexpire; $bgcacheid = 'bg_'. md5($_GET['imgp'] . $_GET['imgw'] . $_GET['imgh']); #echo $bgcacheid; #echo '. 0.... '; # Tested that both relative (eg sites/all/files/cache) and absolute (eg /home/data/tmp) tmp path settings work OK here. $cachedfile = file_directory_temp() .'/'. $bgcacheid; #$cachedfile = realpath(file_directory_temp() . '/' . $bgcacheid); #echo file_directory_temp() . '/' . $bgcacheid; #echo " .... "; #echo $cachedfile; # See http://drupal.org/node/194923 $lastchanged = (file_exists($cachedfile) ? filemtime($cachedfile) : false); if ($lastchanged === false or (time() - $lastchanged > ($bgcachexpire))) { #echo '. 1.... '; # Cache file does not exist or is too old. $my_data = resizeimage($_GET['imgp'], $_GET['imgw'], $_GET['imgh']); # Now put $my_data to cache! $fh = fopen($cachedfile, "w+"); fwrite($fh, $my_data); fclose($fh); #test /* $my_data_t = unserialize( $my_data ); $fh = fopen( $cachedfile . '_2', "w+" ); fwrite( $fh, $my_data_t[1] ); fclose( $fh ); */ $my_data = unserialize($my_data); } else { #echo '. 2.... '; # Cache file exists. $my_data = unserialize(file_get_contents($cachedfile)); } return $my_data; } function resizeimage_wrapper_dbcache($reset = FALSE) { global $bgcachexpire; global $user; #$userId = $user->uid; $bgcacheid = 'bg_'. md5($_GET['imgp'] . $_GET['imgw'] . $_GET['imgh']); #echo $bgcacheid; static $my_data; #echo '0.... '; if (!isset($my_data) || $reset) { if (!$reset && ($cache = cache_get($bgcacheid)) && !empty($cache->data)) { #$my_data = $cache->data; echo '-1.... ' . $my_data; $my_data = unserialize($cache->data); } else { // Do your expensive calculations here, and populate $my_data // with the correct stuff.. $my_data = resizeimage($_GET['imgp'], $_GET['imgw'], $_GET['imgh']); #echo ' -2.... ' . $bgcachexpire . ' // ' . $my_data; # For some reason I could not use: mysql_escape_string($my_data) cache_set($bgcacheid, $my_data, 'cache', time() + $bgcachexpire); # FOR DRUPAL6 MUST USE: #cache_set($bgcacheid, $my_data, time() + $bgcachexpire); # For some reason I could not use: mysql_escape_string($my_data) $my_data = unserialize($my_data); } } return $my_data; } function resizeimage($imgp, $imgw, $imgh) { $imagepath = base64_decode($imgp); #echo '.... ' . base64_decode( $imgp ); #flush();die(' stop!'); # Thanks to Michał Albrecht! $suffix = strtolower(substr($imagepath, -4)); $imgsize = @getimagesize($imagepath); # http://be.php.net/getimagesize $head = "Content-type: {$imgsize['mime']}"; if ($suffix == ".gif") { #$head = "Content-type: image/gif"; $img = imagecreatefromgif($imagepath); if (!$img) { brokenimage("Error loading GIF"); } } else if ($suffix == ".jpg" or $suffix == "jpeg") { #$head = "Content-type: image/jpeg"; $img = imagecreatefromjpeg($imagepath); if (!$img) { brokenimage("Error loading JPG"); } } else if ($suffix == ".png") { #$head = "Content-type: image/png"; $img = imagecreatefrompng($imagepath); if (!$img) { brokenimage("Error loading PNG"); } } # Resize the image $src_h = ImageSY($img); $src_w = ImageSX($img); $dst_img = imagecreatetruecolor($imgw, $imgh); imagecopyresampled($dst_img, $img, 0, 0, 0, 0, $imgw, $imgh, $src_w, $src_h); $img = $dst_img; imageinterlace($img, 1); imagecolortransparent($img); ob_start(); if ($suffix == ".gif") { Imagegif($img); } else if ($suffix == ".jpg" or $suffix == ".jpeg") { Imagejpeg($img, '', 80); } else if ($suffix == ".png") { Imagepng($img); } $result = ob_get_clean(); #ImageDestroy($img); $result = serialize(array($head, base64_encode($result))); return $result; } function brokenimage($msg) { $im = imagecreatetruecolor(150, 30); $bgc = imagecolorallocate($im, 0, 0, 0); $tc = imagecolorallocate($im, 255, 255, 255); imagefilledrectangle($im, 0, 0, 150, 30, $bgc); imagestring($im, 1, 5, 5, $msg, $tc); imagejpeg($im); exit(); }