npm install feature

npm/README.md

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+Under development

npm/install.js

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+'use strict'
+
+const ora = require('ora')('Initializing...').start()
+const Promise = require('bluebird')
+const fs = Promise.promisifyAll(require('fs-extra'))
+const https = require('follow-redirects').https
+const path = require('path')
+const pm2 = Promise.promisifyAll(require('pm2'))
+const tar = require('tar')
+const zlib = require('zlib')
+const _ = require('lodash')
+
+let installDir = path.resolve(__dirname, '../..')
+
+/**
+ * Fetch version from npm package
+ */
+fs.readJsonAsync('package.json').then((packageObj) => {
+  let remoteURL = _.replace('https://github.com/Requarks/wiki/releases/download/v{0}/wiki-js.tar.gz', '{0}', packageObj.version)
+
+  return new Promise((resolve, reject) => {
+    /**
+     * Fetch tarball
+     */
+    ora.text = 'Looking for latest release...'
+    https.get(remoteURL, resp => {
+      if (resp.statusCode !== 200) {
+        return reject(new Error('Remote file not found'))
+      }
+      ora.text = 'Install tarball found. Downloading...'
+
+      /**
+       * Extract tarball
+       */
+      resp.pipe(zlib.createGunzip())
+      .pipe(tar.Extract({ path: installDir }))
+      .on('error', err => reject(err))
+      .on('end', () => {
+        ora.text = 'Tarball extracted successfully.'
+        resolve(true)
+      })
+    })
+  })
+}).then(() => {
+  fs.accessAsync(path.join(installDir, 'config.yml')).then(() => {
+    /**
+     * Upgrade mode
+     */
+    ora.text = 'Upgrade succeeded. Reloading Wiki.js...'
+    return pm2.restartAsync('wiki').catch(err => { // eslint-disable-line handle-callback-err
+      return new Error('Unable to restart Wiki.js via pm2... Do a manual restart!')
+    }).then(() => {
+      ora.succeed('Wiki.js has restarted. Upgrade completed.')
+    })
+  }).catch(err => {
+    /**
+     * Install mode
+     */
+    if (err.code === 'ENOENT') {
+      ora.succeed('Installation succeeded. You can now continue with the configuration steps. Check out https://docs.wiki.requarks.io/install for more info.')
+    } else {
+      return err
+    }
+  })
+}).catch(err => {
+  ora.fail(err)
+})

npm/package.json

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+{
+  "name": "wiki.js",
+  "version": "1.0.0-beta.6",
+  "description": "A modern, lightweight and powerful wiki app built on NodeJS, Git and Markdown",
+  "main": "install.js",
+  "scripts": {
+    "test": "exit 1",
+    "install": "node install.js",
+    "preuninstall": "node uninstall.js"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/Requarks/wiki.git"
+  },
+  "keywords": [
+    "wiki",
+    "wikis",
+    "wikijs",
+    "wiki.js",
+    "wiki-js",
+    "docs",
+    "documentation",
+    "markdown",
+    "guides"
+  ],
+  "author": "Nicolas Giard",
+  "license": "AGPL-3.0",
+  "bugs": {
+    "url": "https://github.com/Requarks/wiki/issues"
+  },
+  "homepage": "https://github.com/Requarks/wiki#readme",
+  "dependencies": {
+    "bluebird": "^3.4.7",
+    "follow-redirects": "^1.2.1",
+    "fs-extra": "^2.0.0",
+    "lodash": "^4.17.4",
+    "ora": "^1.1.0",
+    "pm2": "^2.4.0",
+    "tar": "^2.2.1"
+  }
+}