file.js
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file.js
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	"use strict";
	const locreq = require("locreq")(__dirname);
	const mime = require("mime-types");

	const FileManager = locreq("lib/core-services/file-manager.js");
	const Promise = require("bluebird");

	function File (creation_context, filename, data, id, file_mime){
	this.filename = filename;
	this.data = data;
	this.id = id \|\| null;
	this.mime = file_mime \|\| mime.lookup(filename);
	}

	File.from_id = function(context, file_id){
	return FileManager.find(context, {
	id: file_id,
	})
	.then(function(file_array){
	return Promise.resolve(file_array[0]);
	});
	};

	File.from_db_entry = function(db_document){
	return new File(db_document.creation_context, db_document.original_name, db_document.data, db_document.id, db_document.mime_type);
	};

	File.prototype.data_structure = "file";

	File.Reference = function(id, filename){
	this.id = id;
	this.filename = filename;
	};

	module.exports = File;