Ghost/core/server/data/export/index.js

100 lines
2.8 KiB
JavaScript

var _ = require('lodash'),
Promise = require('bluebird'),
db = require('../../data/db'),
commands = require('../schema').commands,
ghostVersion = require('../../lib/ghost-version'),
common = require('../../lib/common'),
security = require('../../lib/security'),
models = require('../../models'),
EXCLUDED_TABLES = ['accesstokens', 'refreshtokens', 'clients', 'client_trusted_domains'],
modelOptions = {context: {internal: true}},
// private
getVersionAndTables,
exportTable,
// public
doExport,
exportFileName;
exportFileName = function exportFileName(options) {
var datetime = (new Date()).toJSON().substring(0, 10),
title = '';
options = options || {};
// custom filename
if (options.filename) {
return Promise.resolve(options.filename + '.json');
}
return models.Settings.findOne({key: 'title'}, _.merge({}, modelOptions, options)).then(function (result) {
if (result) {
title = security.string.safe(result.get('value')) + '.';
}
return title + 'ghost.' + datetime + '.json';
}).catch(function (err) {
common.logging.error(new common.errors.GhostError({err: err}));
return 'ghost.' + datetime + '.json';
});
};
getVersionAndTables = function getVersionAndTables(options) {
var props = {
version: ghostVersion.full,
tables: commands.getTables(options.transacting)
};
return Promise.props(props);
};
exportTable = function exportTable(tableName, options) {
if (EXCLUDED_TABLES.indexOf(tableName) < 0 ||
(options.include && _.isArray(options.include) && options.include.indexOf(tableName) !== -1)) {
return (options.transacting || db.knex)(tableName).select();
}
};
doExport = function doExport(options) {
options = options || {include: []};
var tables, version;
return getVersionAndTables(options).then(function exportAllTables(result) {
tables = result.tables;
version = result.version;
return Promise.mapSeries(tables, function (tableName) {
return exportTable(tableName, options);
});
}).then(function formatData(tableData) {
var exportData = {
meta: {
exported_on: new Date().getTime(),
version: version
},
data: {
// Filled below
}
};
_.each(tables, function (name, i) {
exportData.data[name] = tableData[i];
});
return exportData;
}).catch(function (err) {
return Promise.reject(new common.errors.DataExportError({
err: err,
context: common.i18n.t('errors.data.export.errorExportingData')
}));
});
};
module.exports = {
doExport: doExport,
fileName: exportFileName,
EXCLUDED_TABLES: EXCLUDED_TABLES
};