mirror of https://github.com/TryGhost/Ghost.git
122 lines
3.3 KiB
JavaScript
122 lines
3.3 KiB
JavaScript
const _ = require('lodash');
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const Promise = require('bluebird');
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const db = require('../../data/db');
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const commands = require('../schema').commands;
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const ghostVersion = require('../../lib/ghost-version');
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const {i18n} = require('../../lib/common');
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const logging = require('../../../shared/logging');
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const errors = require('@tryghost/errors');
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const security = require('../../lib/security');
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const models = require('../../models');
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const EXCLUDED_TABLES = ['sessions', 'mobiledoc_revisions'];
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const EXCLUDED_FIELDS_CONDITIONS = {
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settings: [{
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operator: 'whereNot',
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key: 'key',
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value: 'permalinks'
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}]
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};
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const modelOptions = {context: {internal: true}};
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// private
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let getVersionAndTables;
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let exportTable;
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// public
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let doExport;
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let exportFileName;
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exportFileName = function exportFileName(options) {
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const datetime = require('moment')().format('YYYY-MM-DD-HH-mm-ss');
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let title = '';
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options = options || {};
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// custom filename
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if (options.filename) {
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return Promise.resolve(options.filename + '.json');
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}
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return models.Settings.findOne({key: 'title'}, _.merge({}, modelOptions, _.pick(options, 'transacting'))).then(function (result) {
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if (result) {
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title = security.string.safe(result.get('value')) + '.';
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}
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return title + 'ghost.' + datetime + '.json';
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}).catch(function (err) {
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logging.error(new errors.GhostError({err: err}));
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return 'ghost.' + datetime + '.json';
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});
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};
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getVersionAndTables = function getVersionAndTables(options) {
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const props = {
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version: ghostVersion.full,
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tables: commands.getTables(options.transacting)
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};
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return Promise.props(props);
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};
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exportTable = function exportTable(tableName, options) {
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if (EXCLUDED_TABLES.indexOf(tableName) < 0 ||
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(options.include && _.isArray(options.include) && options.include.indexOf(tableName) !== -1)) {
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const query = (options.transacting || db.knex)(tableName);
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if (EXCLUDED_FIELDS_CONDITIONS[tableName]) {
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EXCLUDED_FIELDS_CONDITIONS[tableName].forEach((condition) => {
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query[condition.operator](condition.key, condition.value);
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});
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}
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return query.select();
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}
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};
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doExport = function doExport(options) {
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options = options || {include: []};
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let tables;
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let version;
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return getVersionAndTables(options).then(function exportAllTables(result) {
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tables = result.tables;
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version = result.version;
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return Promise.mapSeries(tables, function (tableName) {
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return exportTable(tableName, options);
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});
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}).then(function formatData(tableData) {
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const exportData = {
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meta: {
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exported_on: new Date().getTime(),
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version: version
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},
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data: {
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// Filled below
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}
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};
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_.each(tables, function (name, i) {
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exportData.data[name] = tableData[i];
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});
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return exportData;
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}).catch(function (err) {
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return Promise.reject(new errors.DataExportError({
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err: err,
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context: i18n.t('errors.data.export.errorExportingData')
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}));
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});
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};
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module.exports = {
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doExport: doExport,
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fileName: exportFileName,
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EXCLUDED_TABLES: EXCLUDED_TABLES
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};
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