fwrite($fh, $cssStr);
fclose($fh);
}
exit;
// has the form been submitted
$bFormPosted = !empty($_POST);
if ($bFormPosted) {
// process form and uploaded ZIP file
$bFormError = !$oCssSpriteGen->ProcessForm();
$bUploadError = !(bool) ($sFolderMD5 = $oCssSpriteGen->ProcessFile());
// check for error
if (!$bUploadError) {
// get ZIP folder and MD5 has to store in hidden form fields
// these are used if the form is resubmitted (options changed) to prevent the
// need to re-upload the ZIP file
$oTemplate->Set('zipFolder', $oCssSpriteGen->GetZipFolder());
$oTemplate->Set('zipFolderHash', $oCssSpriteGen->GetZipFolderHash());
}
// if no form or upload errors then get parameters for sprite image
if (!$bFormError && !$bUploadError) {
$oCssSpriteGen->CreateSprite($sFolderMD5);
$oTemplate->Set('filename', $oCssSpriteGen->GetSpriteFilename());
$oTemplate->Set('hash', $oCssSpriteGen->GetSpriteHash());
$oTemplate->Set('css', $oCssSpriteGen->GetCss());
$oTemplate->Set('validImages', $oCssSpriteGen->ValidImages());
} else {
$oTemplate->Set('validImages', false);
}
// pass error flags to template
$oTemplate->Set('formError', $bFormError);
$oTemplate->Set('uploadError', $bUploadError);
