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gallery_images.js
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/* gallery_images.js
----
Copyright (C) 2013, Reactive Sets
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
"use strict";
var rs = require( 'toubkal' )
, path = require( 'path' )
;
// watch Dropbox gallery directory
var gallery_directory = rs
.set( [ { path: '~/Dropbox/Apps/CastorCAD/gallery' } ] )
.union()
, gallery_entries = gallery_directory.watch_directories()
;
gallery_entries
.filter( [ { type: 'directory' } ] )
._add_destination( gallery_directory )
;
// gallery images
var images = gallery_entries
.filter( [ { type : 'file', depth: 1 } ] )
.map( alter_images )
;
// create gallery thumbnails
images.thumbnails( { path: '/thumbnails/', width: 125, height: 80, base_directory: __dirname } );
// gallery thumbnails
var thumbnails = gallery_entries
.filter( [ { type : 'file', depth: 2 } ] )
.map( alter_thumbnails )
;
module.exports = rs
.union( [
images
.join( thumbnails, [ [ 'image_name', 'image_source_name' ] ], served_images )
.set_flow( 'gallery_images' )
, thumbnails
.join( images, [ [ 'image_source_name', 'image_name' ] ], served_thumbnails )
.set_flow( 'gallery_thumbnails' )
] ) // rs.union( images & thumbnails )
.trace( 'gallery images and thumbnails' )
.set()
;
return;
function served_images( image, thumbnail ) {
return { path: image.path, file_name: image.image_name };
} // served_images()
function served_thumbnails( thumbnail, image ) {
return { path: thumbnail.path, file_name: thumbnail.image_source_name };
} // served_thumbnails()
function alter_images( image ) {
var image_path = image.path;
return {
path : image_path
, image_name: path.basename( image_path )
};
} // alter_images()
function alter_thumbnails( thumbnail ) {
var thumbnail_path = thumbnail.path;
return {
path : thumbnail_path
, image_source_name: path.basename( thumbnail_path ).replace( '-125x80', '' )
};
} // alter_thumbnails()