'use strict'; const fs = require('fs-extra'); const path = require('path'); const chalk = require('chalk'); /** * Checks if the cwd is a valid ghost installation. Also checks if the current * directory contains a development install of ghost (e.g. a git clone), and outputs * a helpful error message if so. * * @param {string} name Name of command, will be output if there's an issue * @param {boolean} dir directory to check * @returns {boolean | null} If the directory contains a valid installation. Returns null for non-deterministic results */ function checkValidInstall(name, dir = process.cwd()) { /* * CASE: a `config.js` file exists, which means this is a LTS installation * which we don't support in the CLI */ if (fs.existsSync(path.join(dir, 'config.js'))) { console.error(`${chalk.yellow('Ghost-CLI only works with Ghost versions >= 1.0.0.')} If you are trying to upgrade Ghost LTS to 1.0.0, refer to ${chalk.blue.underline('https://ghost.org/faq/upgrade-to-ghost-1-0/')}. Otherwise, run \`ghost ${name}\` again within a valid Ghost installation.`); return false; } /* * We assume it's a Ghost development install if 3 things are true: * 1) package.json exists * 2) package.json "name" field is "ghost" * 3) Gruntfile.js exists */ if (fs.existsSync(path.join(dir, 'package.json')) && fs.readJsonSync(path.join(dir, 'package.json')).name === 'ghost' && fs.existsSync(path.join(dir, 'Gruntfile.js')) ) { console.error(`${chalk.yellow('Ghost-CLI commands do not work inside of a git clone, zip download or with Ghost <1.0.0.')} Perhaps you meant \`grunt ${name}\`? Otherwise, run \`ghost ${name}\` again within a valid Ghost installation.`); return false; } /* * Assume it's not a valid CLI install if the `.ghost-cli` file doesn't exist */ if (!fs.existsSync(path.join(dir, '.ghost-cli'))) { return null; } return true; } module.exports = checkValidInstall;