wikijs-fork/server/db/models/storage.js

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const Model = require('objection').Model
const path = require('path')
const fs = require('fs-extra')
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const _ = require('lodash')
const yaml = require('js-yaml')
const commonHelper = require('../../helpers/common')
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/* global WIKI */
/**
* Storage model
*/
module.exports = class Storage extends Model {
static get tableName() { return 'storage' }
static get jsonSchema () {
return {
type: 'object',
required: ['key', 'title', 'isEnabled'],
properties: {
id: {type: 'integer'},
key: {type: 'string'},
title: {type: 'string'},
isEnabled: {type: 'boolean'},
mode: {type: 'string'},
config: {type: 'object'}
}
}
}
static async getTargets() {
return WIKI.db.storage.query()
}
static async refreshTargetsFromDisk() {
try {
const dbTargets = await WIKI.db.storage.query()
// -> Fetch definitions from disk
const storageDirs = await fs.readdir(path.join(WIKI.SERVERPATH, 'modules/storage'))
let diskTargets = []
for (let dir of storageDirs) {
const def = await fs.readFile(path.join(WIKI.SERVERPATH, 'modules/storage', dir, 'definition.yml'), 'utf8')
diskTargets.push(yaml.safeLoad(def))
}
// -> Insert new targets
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let newTargets = []
_.forEach(diskTargets, target => {
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if (!_.some(dbTargets, ['key', target.key])) {
newTargets.push({
key: target.key,
title: target.title,
isEnabled: false,
mode: 'push',
config: _.transform(target.props, (result, value, key) => {
if (_.isPlainObject(value)) {
let cfgValue = {
type: value.type.toLowerCase(),
value: !_.isNil(value.default) ? value.default : commonHelper.getTypeDefaultValue(value.type)
}
if (_.isArray(value.enum)) {
cfgValue.enum = value.enum
}
_.set(result, key, cfgValue)
} else {
_.set(result, key, {
type: value.toLowerCase(),
value: commonHelper.getTypeDefaultValue(value)
})
}
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return result
}, {})
})
}
})
if (newTargets.length > 0) {
await WIKI.db.storage.query().insert(newTargets)
WIKI.logger.info(`Loaded ${newTargets.length} new storage targets: [ OK ]`)
} else {
WIKI.logger.info(`No new storage targets found: [ SKIPPED ]`)
}
} catch (err) {
WIKI.logger.error(`Failed to scan or load new storage providers: [ FAILED ]`)
WIKI.logger.error(err)
}
}
}