@zextras/zapp-cli/utils/properties-loader.js

CLI tool to build Zextras Apps and Themes

/*
 * **** BEGIN LICENSE BLOCK *****
 * Copyright (C) 2011-2019 ZeXtras
 *
 * The contents of this file are subject to the ZeXtras EULA;
 * you may not use this file except in compliance with the EULA.
 * You may obtain a copy of the EULA at
 * http://www.zextras.com/zextras-eula.html
 * **** END LICENSE BLOCK *****
 */

module.exports = (source) => {

	const props = {};

	function lukePathWalker(path, value) {
		let pos = props;
		const steps = path.split('.');
		while (steps.length > 1) {
			const step = steps.shift();
			if (!pos.hasOwnProperty(step)) pos[step] = {};
			pos = pos[step];
		}
		try {
			pos[steps[0]] = JSON.parse(`"${value}"`);
		}
		catch (err) {
			console.error(`Ignoring translation for ${path} as "${value}"`);
		}
	}

	const raw = source.replace(/^(#.*)?\s*$(?:\r\n?|\n)/gm, '');
	const parts = raw.split('\n');

	for (let i = 0; i < parts.length; i++) {
		const KEY_VAL_REG = /([^\s]*)\s?=\s?(.*)/g;
		const matches = KEY_VAL_REG.exec(parts[i]);
		if (!matches) continue;
		const key = matches[1];
		const value = matches[2];
		lukePathWalker(
			key,
			value.replace(/\\:/, ':')
		);
	}

	return `const properties = ${ JSON.stringify(props) };\nexport default properties;`;
};