File Source for attachment

<?php
/**
* @version $Header$
* @package liberty
* @subpackage functions
*/
/**
* required setup
*/
require_once( '../kernel/setup_inc.php' );
global $gBitSmarty, $gContent;
$error = NULL;
if ( !isset($_FILES['upload'] ) ) {
$error = tra( "No upload submitted." );
}elseif( !empty( $_REQUEST['liberty_attachments']['content_id'] )) {
// if we have a content id then we just load up that
if( !($gContent = LibertyBase::getLibertyObject( $_REQUEST['liberty_attachments']['content_id'] )) ) {
// if there is something wrong with the content id spit back an error
$error = tra( "You are attempting to upload a file to a content item that does not exist." );
}
}elseif( isset ( $_REQUEST['liberty_attachments']['content_type_guid'] ) ){
/* if we don't have a content id then we assume this is new content and we need to create a draft.
* we'll pass a new content_id back to the edit form so it can make the right association later on save.
*/
// if we are creating new content the status must be enforced, so status recognition must be enabled
if( !$gBitSystem->isFeatureActive( "liberty_display_status" ) ){
$error = tra( "You must save the content to upload an attachment." );
}elseif( !isset( $gLibertySystem->mContentTypes[$_REQUEST['liberty_attachments']['content_type_guid']] ) ){
$error = tra( "You are attempting to upload a file to an invalid content type" );
}else{
// load up the requested content type handler class
$contentType = $_REQUEST['liberty_attachments']['content_type_guid'];
$contentTypeHash = $gLibertySystem->mContentTypes[$contentType];
$class = $contentTypeHash['handler_class'];
$classFile = $contentTypeHash['handler_file'];
$package = $contentTypeHash['handler_package'];
$pathVar = strtoupper($package).'_PKG_PATH';
if( !defined( $pathVar ) ) {
$error = tra( "Undefined handler package path" );
}else{
require_once( constant( $pathVar ).$classFile );
$gContent = new $class();
}
}
}else{
// if we don't have a valid content_id or content_type_guid we can't do nothing for you
$error = "You have not specified a content item or content type to associate this upload with";
}
if( isset( $gContent ) ){
$storeHash = $_REQUEST['liberty_attachments'];
// Keep a copy in the right place as well so primary works.
$storeHash['liberty_attachments'] = $_REQUEST['liberty_attachments'];
if ( !$gContent->isValid() ){
// if we dont have a content object for this attachment yet, lets create a draft.
$storeHash['content_status_id'] = -5;
}else{
// else we'll skip storing the content
$storeHash['skip_content_store'] = true;
}
// store the attachment.
if ( !$gContent->store( $storeHash ) ) {
$error = $gContent->mErrors;
}else{
// Load up the new attachment.
if ( !empty($storeHash['upload_store'] ) ) {
foreach ( $storeHash['upload_store'] as $id => $file ) {
if ( $id != 'existing' ) {
foreach ( $file as $key => $data ) {
$gContent->mStorage[$data['attachment_id']] = $gContent->getAttachment( $data['attachment_id'] );
}
}
}
}
}
}
if ( !is_null( $error ) ){
if ( is_array( $error ) ){
$error = implode("\n", $error);
}
$gBitSmarty->assign('errors', $error);
}else{
// @Todo is this stuff necessary?
$gContent->load();
// Make them come out in the right order
if( !empty( $gContent->mStorage ) ) {
ksort( $gContent->mStorage );
}
}
$gBitSmarty->assign( 'gContent', $gContent );
$gBitSmarty->assign( 'libertyUploader', TRUE );
$gBitSmarty->assign( 'uploadTab', TRUE );
if( !empty( $_REQUEST['liberty_attachments']['primary_label'] ) ) {
$gBitSmarty->assign('primary_label', $_REQUEST['liberty_attachments']['primary_label']);
}
if( isset( $_REQUEST['liberty_attachments']['form_id'] ) ){
$gBitSmarty->assign( 'form_id', $_REQUEST['liberty_attachments']['form_id'] );
}
echo $gBitSystem->display( 'bitpackage:liberty/attachment_uploader.tpl', NULL, array( 'format'=>'none', 'display_mode' => 'display' ));
?>

Source for file attachment_uploader.php