2026-03-19 20:13:16 +04:00

354 lines
9.5 KiB
JavaScript

const db = require('../db/models');
const RolesDBApi = require('../db/api/roles');
const processFile = require("../middlewares/upload");
const ValidationError = require('./notifications/errors/validation');
const csv = require('csv-parser');
const axios = require('axios');
const config = require('../config');
const stream = require('stream');
const WIDGET_SQL_MAX_LENGTH = 5000;
const WIDGET_SQL_MAX_ROWS = 1000;
const WIDGET_SQL_TIMEOUT_MS = 5000;
const validateWidgetSql = (sql) => {
if (typeof sql !== 'string' || !sql.trim()) {
throw new ValidationError('Widget query must be a non-empty SQL string');
}
if (sql.length > WIDGET_SQL_MAX_LENGTH) {
throw new ValidationError(`Widget query is too long (max ${WIDGET_SQL_MAX_LENGTH} characters)`);
}
const normalized = sql.trim().replace(/;+\s*$/, '');
if (!/^(select|with)\b/i.test(normalized)) {
throw new ValidationError('Widget query must be a SELECT statement');
}
if (normalized.includes(';')) {
throw new ValidationError('Widget query must contain a single statement');
}
if (/--|\/\*/.test(normalized)) {
throw new ValidationError('SQL comments are not allowed in widget queries');
}
if (/\b(pg_sleep|set_config|copy)\b/i.test(normalized)) {
throw new ValidationError('Restricted SQL function detected in widget query');
}
return normalized;
};
const runSafeWidgetQuery = async (sql) => {
const normalized = validateWidgetSql(sql);
const wrappedSql = `SELECT * FROM (${normalized}) AS widget_query_result LIMIT ${WIDGET_SQL_MAX_ROWS}`;
return db.sequelize.transaction(async (transaction) => {
await db.sequelize.query(`SET LOCAL statement_timeout = ${WIDGET_SQL_TIMEOUT_MS}`, { transaction });
return db.sequelize.query(wrappedSql, { transaction });
});
};
module.exports = class RolesService {
static async create(data, currentUser) {
const transaction = await db.sequelize.transaction();
try {
const createdRole = await RolesDBApi.create(
data,
{
currentUser,
transaction,
},
);
await transaction.commit();
return createdRole;
} catch (error) {
await transaction.rollback();
throw error;
}
}
static async bulkImport(req, res) {
const transaction = await db.sequelize.transaction();
try {
await processFile(req, res);
const bufferStream = new stream.PassThrough();
const results = [];
await bufferStream.end(Buffer.from(req.file.buffer, "utf-8")); // convert Buffer to Stream
await new Promise((resolve, reject) => {
bufferStream
.pipe(csv())
.on('data', (data) => results.push(data))
.on('end', async () => {
console.log('CSV results', results);
resolve();
})
.on('error', (error) => reject(error));
})
await RolesDBApi.bulkImport(results, {
transaction,
ignoreDuplicates: true,
validate: true,
currentUser: req.currentUser
});
await transaction.commit();
} catch (error) {
await transaction.rollback();
throw error;
}
}
static async update(data, id, currentUser) {
const transaction = await db.sequelize.transaction();
try {
let roles = await RolesDBApi.findBy(
{id},
{transaction},
);
if (!roles) {
throw new ValidationError(
'rolesNotFound',
);
}
const updatedRoles = await RolesDBApi.update(
id,
data,
{
currentUser,
transaction,
},
);
await transaction.commit();
return updatedRoles;
} catch (error) {
await transaction.rollback();
throw error;
}
}
static async deleteByIds(ids, currentUser) {
const transaction = await db.sequelize.transaction();
try {
await RolesDBApi.deleteByIds(ids, {
currentUser,
transaction,
});
await transaction.commit();
} catch (error) {
await transaction.rollback();
throw error;
}
}
static async remove(id, currentUser) {
const transaction = await db.sequelize.transaction();
try {
await RolesDBApi.remove(
id,
{
currentUser,
transaction,
},
);
await transaction.commit();
} catch (error) {
await transaction.rollback();
throw error;
}
}
static async addRoleInfo(roleId, userId, key, widgetId, currentUser) {
const regexExpForUuid = /^[0-9a-fA-F]{8}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{12}$/gi;
const widgetIdIsUUID = regexExpForUuid.test(widgetId);
const transaction = await db.sequelize.transaction();
let role;
if (roleId) {
role = await RolesDBApi.findBy({ id: roleId }, { transaction });
} else {
role = await RolesDBApi.findBy({ name: 'User' }, { transaction });
}
if (!role) {
throw new ValidationError('rolesNotFound');
}
try {
let customization = {};
try {
customization = JSON.parse(role.role_customization || '{}');
} catch (e) {
console.log(e);
}
if (widgetIdIsUUID && Array.isArray(customization[key])) {
const el = customization[key].find((e) => e === widgetId);
!el ? customization[key].unshift(widgetId) : null;
}
if (widgetIdIsUUID && !customization[key]) {
customization[key] = [widgetId];
}
const newRole = await RolesDBApi.update(
role.id,
{
role_customization: JSON.stringify(customization),
name: role.name,
permissions: role.permissions,
},
{
currentUser,
transaction,
},
);
await transaction.commit();
return newRole;
} catch (error) {
await transaction.rollback();
throw error;
}
}
static async removeRoleInfoById(infoId, roleId, key, currentUser) {
const transaction = await db.sequelize.transaction();
let role;
if (roleId) {
role = await RolesDBApi.findBy({ id: roleId }, { transaction });
} else {
role = await RolesDBApi.findBy({ name: 'User' }, { transaction });
}
if (!role) {
await transaction.rollback();
throw new ValidationError('rolesNotFound');
}
let customization = {};
try {
customization = JSON.parse(role.role_customization || '{}');
} catch (e) {
console.log(e);
}
customization[key] = customization[key].filter(
(item) => item !== infoId,
);
await axios.delete(`${config.flHost}/${config.project_uuid}/project_customization_widgets/${infoId}.json`);
try {
const result = await RolesDBApi.update(
role.id,
{
role_customization: JSON.stringify(customization),
name: role.name,
permissions: role.permissions,
},
{
currentUser,
transaction,
},
);
await transaction.commit();
return result;
} catch (error) {
await transaction.rollback();
throw error;
}
}
static async getRoleInfoByKey(key, roleId) {
const transaction = await db.sequelize.transaction();
let role;
try {
if (roleId) {
role = await RolesDBApi.findBy({ id: roleId }, { transaction });
} else {
role = await RolesDBApi.findBy({ name: 'User' }, { transaction });
}
await transaction.commit();
} catch (error) {
await transaction.rollback();
throw error;
}
if (!role) {
throw new ValidationError('Role not found');
}
let customization = '{}';
try {
customization = JSON.parse(role.role_customization || '{}');
} catch (e) {
console.error('Failed to parse role customization JSON:', e);
throw e;
}
if (key === 'widgets') {
const widgets = (customization[key] || []);
const widgetArray = widgets.map(widget => {
return axios.get(`${config.flHost}/${config.project_uuid}/project_customization_widgets/${widget}.json`)
})
const widgetResults = await Promise.allSettled(widgetArray);
const fulfilledWidgets = widgetResults
.filter((result) => result.status === 'fulfilled')
.map((result) => result.value.data);
const widgetsResults = [];
if (Array.isArray(fulfilledWidgets)) {
for (const widget of fulfilledWidgets) {
const result = await runSafeWidgetQuery(widget.query);
if (result[0] && result[0].length) {
const key = Object.keys(result[0][0])[0];
const value =
widget.widget_type === 'scalar' ? result[0][0][key] : result[0];
const widgetData = JSON.parse(widget.data);
widgetsResults.push({ ...widget, ...widgetData, value });
} else {
widgetsResults.push({ ...widget, value: null });
}
}
}
return widgetsResults;
}
return customization[key];
}
};