const fs = require('fs-extra') const path = require('path') const tar = require('tar-fs') const zlib = require('zlib') const stream = require('stream') const _ = require('lodash') const Promise = require('bluebird') const pipeline = Promise.promisify(stream.pipeline) const moment = require('moment') const pageHelper = require('../../../helpers/page') const commonDisk = require('./common') /* global WIKI */ module.exports = { async activated() { // not used }, async deactivated() { // not used }, async init() { WIKI.logger.info('(STORAGE/DISK) Initializing...') await fs.ensureDir(this.config.path) WIKI.logger.info('(STORAGE/DISK) Initialization completed.') }, async sync({ manual } = { manual: false }) { if (this.config.createDailyBackups || manual) { const dirPath = path.join(this.config.path, manual ? '_manual' : '_daily') await fs.ensureDir(dirPath) const dateFilename = moment().format(manual ? 'YYYYMMDD-HHmmss' : 'DD') WIKI.logger.info(`(STORAGE/DISK) Creating backup archive...`) await pipeline( tar.pack(this.config.path, { ignore: (filePath) => { return filePath.indexOf('_daily') >= 0 || filePath.indexOf('_manual') >= 0 } }), zlib.createGzip(), fs.createWriteStream(path.join(dirPath, `wiki-${dateFilename}.tar.gz`)) ) WIKI.logger.info('(STORAGE/DISK) Backup archive created successfully.') } }, async created(page) { WIKI.logger.info(`(STORAGE/DISK) Creating file [${page.localeCode}] ${page.path}...`) let fileName = `${page.path}.${pageHelper.getFileExtension(page.contentType)}` if (WIKI.config.lang.code !== page.localeCode) { fileName = `${page.localeCode}/${fileName}` } const filePath = path.join(this.config.path, fileName) await fs.outputFile(filePath, page.injectMetadata(), 'utf8') }, async updated(page) { WIKI.logger.info(`(STORAGE/DISK) Updating file [${page.localeCode}] ${page.path}...`) let fileName = `${page.path}.${pageHelper.getFileExtension(page.contentType)}` if (WIKI.config.lang.code !== page.localeCode) { fileName = `${page.localeCode}/${fileName}` } const filePath = path.join(this.config.path, fileName) await fs.outputFile(filePath, page.injectMetadata(), 'utf8') }, async deleted(page) { WIKI.logger.info(`(STORAGE/DISK) Deleting file [${page.localeCode}] ${page.path}...`) let fileName = `${page.path}.${pageHelper.getFileExtension(page.contentType)}` if (WIKI.config.lang.code !== page.localeCode) { fileName = `${page.localeCode}/${fileName}` } const filePath = path.join(this.config.path, fileName) await fs.unlink(filePath) }, async renamed(page) { WIKI.logger.info(`(STORAGE/DISK) Renaming file [${page.localeCode}] ${page.path} to [${page.destinationLocaleCode}] ${page.destinationPath}...`) let sourceFilePath = `${page.path}.${pageHelper.getFileExtension(page.contentType)}` let destinationFilePath = `${page.destinationPath}.${pageHelper.getFileExtension(page.contentType)}` if (WIKI.config.lang.namespacing) { if (WIKI.config.lang.code !== page.localeCode) { sourceFilePath = `${page.localeCode}/${sourceFilePath}` } if (WIKI.config.lang.code !== page.destinationLocaleCode) { destinationFilePath = `${page.destinationLocaleCode}/${destinationFilePath}` } } await fs.move(path.join(this.config.path, sourceFilePath), path.join(this.config.path, destinationFilePath), { overwrite: true }) }, /** * ASSET UPLOAD * * @param {Object} asset Asset to upload */ async assetUploaded (asset) { WIKI.logger.info(`(STORAGE/DISK) Creating new file ${asset.path}...`) await fs.outputFile(path.join(this.config.path, asset.path), asset.data) }, /** * ASSET DELETE * * @param {Object} asset Asset to delete */ async assetDeleted (asset) { WIKI.logger.info(`(STORAGE/DISK) Deleting file ${asset.path}...`) await fs.remove(path.join(this.config.path, asset.path)) }, /** * ASSET RENAME * * @param {Object} asset Asset to rename */ async assetRenamed (asset) { WIKI.logger.info(`(STORAGE/DISK) Renaming file from ${asset.path} to ${asset.destinationPath}...`) await fs.move(path.join(this.config.path, asset.path), path.join(this.config.path, asset.destinationPath), { overwrite: true }) }, async getLocalLocation (asset) { return path.join(this.config.path, asset.path) }, /** * HANDLERS */ async dump() { WIKI.logger.info(`(STORAGE/DISK) Dumping all content to disk...`) // -> Pages await pipeline( WIKI.models.knex.column('path', 'localeCode', 'title', 'description', 'contentType', 'content', 'isPublished', 'updatedAt').select().from('pages').where({ isPrivate: false }).stream(), new stream.Transform({ objectMode: true, transform: async (page, enc, cb) => { let fileName = `${page.path}.${pageHelper.getFileExtension(page.contentType)}` if (WIKI.config.lang.code !== page.localeCode) { fileName = `${page.localeCode}/${fileName}` } WIKI.logger.info(`(STORAGE/DISK) Dumping page ${fileName}...`) const filePath = path.join(this.config.path, fileName) await fs.outputFile(filePath, pageHelper.injectPageMetadata(page), 'utf8') cb() } }) ) // -> Assets const assetFolders = await WIKI.models.assetFolders.getAllPaths() await pipeline( WIKI.models.knex.column('filename', 'folderId', 'data').select().from('assets').join('assetData', 'assets.id', '=', 'assetData.id').stream(), new stream.Transform({ objectMode: true, transform: async (asset, enc, cb) => { const filename = (asset.folderId && asset.folderId > 0) ? `${_.get(assetFolders, asset.folderId)}/${asset.filename}` : asset.filename WIKI.logger.info(`(STORAGE/DISK) Dumping asset ${filename}...`) await fs.outputFile(path.join(this.config.path, filename), asset.data) cb() } }) ) WIKI.logger.info('(STORAGE/DISK) All content was dumped to disk successfully.') }, async backup() { return this.sync({ manual: true }) }, async importAll() { WIKI.logger.info(`(STORAGE/DISK) Importing all content from local disk folder to the DB...`) await commonDisk.importFromDisk({ fullPath: this.config.path, moduleName: 'DISK' }) WIKI.logger.info('(STORAGE/DISK) Import completed.') } }