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wiki/server/modules/storage/disk/storage.js

178 lines
6.5 KiB

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}] ${page.path}...`)
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let fileName = `${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}] ${page.path}...`)
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let fileName = `${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}] ${page.path}...`)
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let fileName = `${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}] ${page.destinationPath}...`)
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let sourceFilePath = `${page.path}.${pageHelper.getFileExtension(page.contentType)}`
let destinationFilePath = `${page.destinationPath}.${pageHelper.getFileExtension(page.contentType)}`
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if (WIKI.config.lang.namespacing) {
if (WIKI.config.lang.code !== page.localeCode) {
sourceFilePath = `${page.localeCode}/${sourceFilePath}`
}
if (WIKI.config.lang.code !== page.destinationLocaleCode) {
destinationFilePath = `${page.destinationLocaleCode}/${destinationFilePath}`
}
}
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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 ${asset.destinationPath}...`)
await fs.move(path.join(this.config.path, asset.path), path.join(this.config.path, asset.destinationPath), { overwrite: true })
},
async getLocalLocation (asset) {
return path.join(this.config.path, asset.path)
},
/**
* HANDLERS
*/
async dump() {
WIKI.logger.info(`(STORAGE/DISK) Dumping all content to disk...`)
// -> Pages
await pipeline(
WIKI.models.knex.column('path', 'localeCode', 'title', 'description', 'contentType', 'content', 'isPublished', 'updatedAt').select().from('pages').where({
isPrivate: false
}).stream(),
new stream.Transform({
objectMode: true,
transform: async (page, enc, cb) => {
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let fileName = `${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.')
}
}