J2O is written in PHP, foo.
Code:
$aTilesetData = /* some code to retrieve upload info from database */;
if(is_readable('rendered/'.$aTilesetData['filename'].$aTilesetData['uploadtime']'.png')) {
//rendered image exists
} else {
//generate image and save
}
But I'm sure Bobby/Frank can write this themselves. Just wanted to correct Marijn
|