PHOTO_MAX_WIDTH) {
//Copy the original to [file]_o.jpg if necessary
$newPhotoFile = str_replace(".jpg", "_o.jpg", $photoFile);
if (!file_exists($newPhotoFile)) {
if (!copy($photoFile, $newPhotoFile)) {
print "Error: couldn't copy $photoFile.
";
}
}
//Resize
$newheight = Round($height * PHOTO_MAX_WIDTH) / $width;
if (resizePhoto($photoFile,PHOTO_MAX_WIDTH,$newheight,$photoFile,false)) {
//print "$photoFile resized.
";
}
}
elseif ($height > PHOTO_MAX_HEIGHT) {
//Copy the original to [file]_o.jpg if necessary
$newPhotoFile = str_replace(".jpg", "_o.jpg", $photoFile);
if (!file_exists($newPhotoFile)) {
if (!copy($photoFile, $newPhotoFile)) {
print "Error: couldn't copy $photoFile.
";
}
} $newwidth = Round($width * PHOTO_MAX_HEIGHT) / $height;
if (resizePhoto($photoFile,$newwidth,PHOTO_MAX_HEIGHT,$photoFile,false)) {
//print "$photoFile resized.
";
}
}
//Set up the base file name for thumbnails
$thumbBaseFile = $thumbYearDir . "\\" . md5(SALT.$photoID);
//See if square thumb file is needed (85x85)
$thumbFile_s = $thumbBaseFile . "_s.jpg";
if (!file_exists($thumbFile_s)) {
if (resizePhoto($photoFile,85,85,$thumbFile_s,true)) {
//print "$thumbFile_s created.
";
}
}
//See if tiny thumb file is needed (100 max)
$thumbFile_t = $thumbBaseFile . "_t.jpg";
if (!file_exists($thumbFile_t)) {
if ($width > $height) {
$newheight = Round($height * 100) / $width;
if (resizePhoto($photoFile,100,$newheight,$thumbFile_t,false)) {
//print "$thumbFile_t created.
";
}
}
else {
$newwidth = Round($width * 100) / $height;
if (resizePhoto($photoFile,$newwidth,100,$thumbFile_t,false)) {
//print "$thumbFile_t created.
";
}
}
}
//See if medium thumb file is needed (240 max)
$thumbFile_m = $thumbBaseFile . "_m.jpg";
if (!file_exists($thumbFile_m)) {
if ($width > $height) {
$newheight = Round($height * 240) / $width;
if (resizePhoto($photoFile,240,$newheight,$thumbFile_m,false)) {
//print "$thumbFile_m created.
";
}
}
else {
$newwidth = Round($width * 240) / $height;
if (resizePhoto($photoFile,$newwidth,240,$thumbFile_m,false)) {
//print "$thumbFile_m created.
";
}
}
}
}
}
//thanks for the help ZenPhoto, http://www.zenphoto.org/
//and fluffle, http://us2.php.net/manual/en/function.imagecopyresampled.php#53031
function resizePhoto($original,$width,$height,$destination,$crop) {
if ($originalImage = @imagecreatefromjpeg($original)) {
$originalWidth = imagesx($originalImage);
$originalHeight = imagesy($originalImage);
$newImage = imagecreatetruecolor($width, $height);
if ($crop) {
if ($originalWidth > $originalHeight) {
$offsetWidth = ($originalWidth-$originalHeight)/2;
$offsetHeight = 0;
$originalWidth = $originalHeight;
} elseif ($originalHeight > $originalWidth) {
$offsetWidth = 0;
$offsetHeight = ($originalHeight-$originalWidth)/2;
$originalHeight = $originalWidth;
} else {
$offsetWidth = 0;
$offsetHeight = 0;
}
imagecopyresampled($newImage, $originalImage, 0, 0, $offsetWidth, $offsetHeight, $width, $height, $originalWidth, $originalHeight);
}
else {
imagecopyresampled($newImage, $originalImage, 0, 0, 0, 0, $width, $height, $originalWidth, $originalHeight);
}
//Create the image file
touch($destination);
imagejpeg($newImage, $destination, PHOTO_QUALITY);
chmod($destination, 0644);
imagedestroy($newImage);
imagedestroy($originalImage);
return true;
}
else {
//print "Couldn't load file: $original";
return false;
}
}
?>