File Source for image_lookup

<?php
/**
* @version $Header$
* @package fisheye
* @subpackage functions
*/
global $gContent, $gGallery;
if( $gContent = FisheyeImage::lookup( $_REQUEST ) ) {
// nothing to do. ::lookup will do a full load
} else {
$gContent = new FisheyeImage();
$imageId = NULL;
}
if( !empty( $_REQUEST['gallery_path'] ) ) {
$_REQUEST['gallery_path'] = rtrim( $_REQUEST['gallery_path'], '/' );
$gContent->setGalleryPath( $_REQUEST['gallery_path'] );
$matches = array();
$tail = strrpos( $_REQUEST['gallery_path'], '/' );
$_REQUEST['gallery_id'] = substr( $_REQUEST['gallery_path'], $tail + 1 );
}
if( empty( $_REQUEST['gallery_id'] ) ) {
if( $parents = $gContent->getParentGalleries() ) {
$gal = current( $parents );
$gContent->setGalleryPath( '/'.$gal['gallery_id'] );
$_REQUEST['gallery_id'] = $gal['gallery_id'];
}
}
// the image is considered the primary content, however the gallery is useful
if( !empty($_REQUEST['gallery_id']) && is_numeric($_REQUEST['gallery_id']) ) {
$gGallery = new FisheyeGallery( $_REQUEST['gallery_id'], NULL, FALSE );
$gGallery->load();
$gGallery->loadCurrentImage( $gContent->mImageId );
$gBitSmarty->assign_by_ref('gGallery', $gGallery);
$gBitSmarty->assign_by_ref('galleryId', $_REQUEST['gallery_id']);
}
// This user does not own this gallery and they have not been granted the permission to edit this gallery
$gContent->verifyViewPermission();
$gBitSmarty->assign_by_ref('gContent', $gContent);
$gBitSmarty->assign_by_ref('imageId', $gContent->mImageId );
?>

Source for file image_lookup_inc.php