wildduck/lib/api/filters.js
2017-07-31 12:00:20 +03:00

693 lines
22 KiB
JavaScript

'use strict';
const Joi = require('joi');
const ObjectID = require('mongodb').ObjectID;
const urllib = require('url');
module.exports = (db, server) => {
server.get('/users/:user/filters', (req, res, next) => {
res.charSet('utf-8');
const schema = Joi.object().keys({
user: Joi.string().hex().lowercase().length(24).required()
});
const result = Joi.validate(req.params, schema, {
abortEarly: false,
convert: true
});
if (result.error) {
res.json({
error: result.error.message
});
return next();
}
let user = new ObjectID(result.value.user);
db.users.collection('users').findOne({
_id: user
}, {
fields: {
address: true
}
}, (err, userData) => {
if (err) {
res.json({
error: 'MongoDB Error: ' + err.message
});
return next();
}
if (!userData) {
res.json({
error: 'This user does not exist'
});
return next();
}
db.database
.collection('mailboxes')
.find({
user
})
.project({ _id: 1, path: 1 })
.sort({ _id: 1 })
.toArray((err, mailboxes) => {
if (err) {
res.json({
error: 'MongoDB Error: ' + err.message
});
return next();
}
if (!mailboxes) {
mailboxes = [];
}
db.database
.collection('filters')
.find({
user
})
.sort({
_id: 1
})
.toArray((err, filters) => {
if (err) {
res.json({
error: 'MongoDB Error: ' + err.message
});
return next();
}
if (!filters) {
filters = [];
}
res.json({
success: true,
results: filters.map(filter => {
let descriptions = getFilterStrings(filter, mailboxes);
return {
id: filter._id,
name: filter.name,
query: descriptions.query,
action: descriptions.action,
created: filter.created
};
})
});
return next();
});
});
});
});
server.get('/users/:user/filters/:filter', (req, res, next) => {
res.charSet('utf-8');
const schema = Joi.object().keys({
user: Joi.string().hex().lowercase().length(24).required(),
filter: Joi.string().hex().lowercase().length(24).required()
});
const result = Joi.validate(req.params, schema, {
abortEarly: false,
convert: true
});
if (result.error) {
res.json({
error: result.error.message
});
return next();
}
let user = new ObjectID(result.value.user);
let filter = new ObjectID(result.value.filter);
db.database.collection('filters').findOne({
_id: filter,
user
}, (err, filterData) => {
if (err) {
res.json({
error: 'MongoDB Error: ' + err.message
});
return next();
}
if (!filterData) {
res.json({
error: 'This filter does not exist'
});
return next();
}
db.database
.collection('mailboxes')
.find({
user
})
.project({ _id: 1, path: 1 })
.sort({ _id: 1 })
.toArray((err, mailboxes) => {
if (err) {
res.json({
error: 'MongoDB Error: ' + err.message
});
return next();
}
if (!mailboxes) {
mailboxes = [];
}
let result = {
success: true,
id: filterData._id,
name: filterData.name,
created: filterData.created
};
Object.keys((filterData.query && filterData.query.headers) || {}).forEach(key => {
result['query_' + key] = filterData.query.headers[key];
});
Object.keys(filterData.query || {}).forEach(key => {
if (key !== 'headers') {
result['query_' + key] = filterData.query[key];
}
});
Object.keys(filterData.action || {}).forEach(key => {
result['action_' + key] = filterData.action[key];
});
res.json(result);
return next();
});
});
});
server.del('/users/:user/filters/:filter', (req, res, next) => {
res.charSet('utf-8');
const schema = Joi.object().keys({
user: Joi.string().hex().lowercase().length(24).required(),
filter: Joi.string().hex().lowercase().length(24).required()
});
const result = Joi.validate(req.params, schema, {
abortEarly: false,
convert: true
});
if (result.error) {
res.json({
error: result.error.message
});
return next();
}
let user = new ObjectID(result.value.user);
let filter = new ObjectID(result.value.filter);
db.database.collection('filters').deleteOne({
_id: filter,
user
}, (err, r) => {
if (err) {
res.json({
error: 'MongoDB Error: ' + err.message
});
return next();
}
if (!r.deletedCount) {
res.status(404);
res.json({
error: 'Filter was not found'
});
return next();
}
res.json({
success: true
});
return next();
});
});
server.post('/users/:user/filters', (req, res, next) => {
res.charSet('utf-8');
const schema = Joi.object().keys({
user: Joi.string().hex().lowercase().length(24).required(),
name: Joi.string().trim().max(255).empty(''),
query_from: Joi.string().trim().max(255).empty(''),
query_to: Joi.string().trim().max(255).empty(''),
query_subject: Joi.string().trim().max(255).empty(''),
query_text: Joi.string().trim().max(255).empty(''),
query_ha: Joi.boolean().truthy(['Y', 'true', 'yes', 1]).empty(''),
query_size: Joi.number().empty(''),
action_seen: Joi.boolean().truthy(['Y', 'true', 'yes', 1]).empty(''),
action_flag: Joi.boolean().truthy(['Y', 'true', 'yes', 1]).empty(''),
action_delete: Joi.boolean().truthy(['Y', 'true', 'yes', 1]).empty(''),
action_spam: Joi.boolean().truthy(['Y', 'true', 'yes', 1]).empty(''),
action_mailbox: Joi.string().hex().lowercase().length(24).empty(''),
action_forward: Joi.string().email().empty(''),
action_targetUrl: Joi.string()
.uri({
scheme: ['http', 'https'],
allowRelative: false,
relativeOnly: false
})
.empty('')
});
const result = Joi.validate(req.params, schema, {
abortEarly: false,
convert: true
});
if (result.error) {
res.json({
error: result.error.message
});
return next();
}
let user = new ObjectID(result.value.user);
let filterData = {
_id: new ObjectID(),
user,
query: {
headers: {}
},
action: {},
created: new Date()
};
if (result.value.name) {
filterData.name = result.value.name;
}
let hasQuery = false;
let hasAction = false;
['from', 'to', 'subject'].forEach(key => {
if (result.value['query_' + key]) {
filterData.query.headers[key] = result.value['query_' + key].replace(/\s+/g, ' ');
hasQuery = true;
}
});
if (result.value.query_text) {
filterData.query.text = result.value.query_text.replace(/\s+/g, ' ');
hasQuery = true;
}
if (typeof result.value.query_ha === 'boolean') {
filterData.query.ha = result.value.query_ha;
hasQuery = true;
}
if (result.value.query_size) {
filterData.query.size = result.value.query_size;
hasQuery = true;
}
['seen', 'flag', 'delete', 'spam'].forEach(key => {
if (typeof result.value['action_' + key] === 'boolean') {
filterData.action[key] = result.value['action_' + key];
hasAction = true;
}
});
['forward', 'targetUrl'].forEach(key => {
if (result.value['action_' + key]) {
filterData.action[key] = result.value['action_' + key];
hasAction = true;
}
});
let checkFilterMailbox = done => {
if (!result.value.action_mailbox) {
return done();
}
db.database.collection('mailboxes').findOne({
_id: new ObjectID(result.value.action_mailbox),
user
}, (err, mailboxData) => {
if (err) {
res.json({
error: 'MongoDB Error: ' + err.message
});
return next();
}
if (!mailboxData) {
res.json({
error: 'This mailbox does not exist'
});
return next();
}
filterData.action.mailbox = mailboxData._id;
hasAction = true;
done();
});
};
checkFilterMailbox(() => {
if (!hasQuery) {
res.json({
error: 'Empty filter query'
});
return next();
}
if (!hasAction) {
res.json({
error: 'Empty filter action'
});
return next();
}
db.users.collection('users').findOne({
_id: user
}, {
fields: {
address: true
}
}, (err, userData) => {
if (err) {
res.json({
error: 'MongoDB Error: ' + err.message
});
return next();
}
if (!userData) {
res.json({
error: 'This user does not exist'
});
return next();
}
db.database.collection('filters').insertOne(filterData, (err, r) => {
if (err) {
res.json({
error: 'MongoDB Error: ' + err.message
});
return next();
}
res.json({
success: !!r.insertedCount,
id: filterData._id
});
return next();
});
});
});
});
server.put('/users/:user/filters/:filter', (req, res, next) => {
res.charSet('utf-8');
const schema = Joi.object().keys({
user: Joi.string().hex().lowercase().length(24).required(),
filter: Joi.string().hex().lowercase().length(24).required(),
name: Joi.string().trim().max(255).empty(''),
query_from: Joi.string().trim().max(255).empty(''),
query_to: Joi.string().trim().max(255).empty(''),
query_subject: Joi.string().trim().max(255).empty(''),
query_text: Joi.string().trim().max(255).empty(''),
query_ha: Joi.boolean().truthy(['Y', 'true', 'yes', 1]).empty(''),
query_size: Joi.number().empty(''),
action_seen: Joi.boolean().truthy(['Y', 'true', 'yes', 1]).empty(''),
action_flag: Joi.boolean().truthy(['Y', 'true', 'yes', 1]).empty(''),
action_delete: Joi.boolean().truthy(['Y', 'true', 'yes', 1]).empty(''),
action_spam: Joi.boolean().truthy(['Y', 'true', 'yes', 1]).empty(''),
action_mailbox: Joi.string().hex().lowercase().length(24).empty(''),
action_forward: Joi.string().email().empty(''),
action_targetUrl: Joi.string()
.uri({
scheme: ['http', 'https'],
allowRelative: false,
relativeOnly: false
})
.empty('')
});
const result = Joi.validate(req.params, schema, {
abortEarly: false,
convert: true
});
if (result.error) {
res.json({
error: result.error.message
});
return next();
}
let user = new ObjectID(result.value.user);
let filter = new ObjectID(result.value.filter);
let $set = {};
let $unset = {};
if (result.value.name) {
$set.name = result.value.name;
}
let hasQuery = false;
let hasAction = false;
['from', 'to', 'subject'].forEach(key => {
if (result.value['query_' + key]) {
$set['query.headers.' + key] = result.value['query_' + key].replace(/\s+/g, ' ');
hasQuery = true;
} else if ('query_' + key in req.params) {
$unset['query.headers.' + key] = true;
hasQuery = true;
}
});
if (result.value.query_text) {
$set['query.text'] = result.value.query_text.replace(/\s+/g, ' ');
hasQuery = true;
} else if ('query_text' in req.params) {
$unset['query.text'] = true;
hasQuery = true;
}
if (typeof result.value.query_ha === 'boolean') {
$set['query.ha'] = result.value.query_ha;
hasQuery = true;
} else if ('query_ha' in req.params) {
$unset['query.ha'] = true;
hasQuery = true;
}
if (result.value.query_size) {
$set['query.size'] = result.value.query_size;
hasQuery = true;
} else if ('query_size' in req.params) {
$unset['query.size'] = true;
hasQuery = true;
}
['seen', 'flag', 'delete', 'spam'].forEach(key => {
if (typeof result.value['action_' + key] === 'boolean') {
$set['action.' + key] = result.value['action_' + key];
hasAction = true;
} else if ('action_' + key in req.params) {
$unset['action.' + key] = true;
hasAction = true;
}
});
['forward', 'targetUrl'].forEach(key => {
if (result.value['action_' + key]) {
$set['action.' + key] = result.value['action_' + key];
hasAction = true;
} else if ('action_' + key in req.params) {
$unset['action.' + key] = true;
hasAction = true;
}
});
let checkFilterMailbox = done => {
if (!result.value.action_mailbox) {
if ('action_mailbox' in req.params) {
$unset['action.mailbox'] = true;
hasAction = true;
}
return done();
}
db.database.collection('mailboxes').findOne({
_id: new ObjectID(result.value.action_mailbox),
user
}, (err, mailboxData) => {
if (err) {
res.json({
error: 'MongoDB Error: ' + err.message
});
return next();
}
if (!mailboxData) {
res.json({
error: 'This mailbox does not exist'
});
return next();
}
$set['action.mailbox'] = mailboxData._id;
hasAction = true;
done();
});
};
checkFilterMailbox(() => {
if (!hasQuery && !hasAction) {
res.json({
error: 'No changes'
});
return next();
}
let update = {};
if (Object.keys($set).length) {
update.$set = $set;
}
if (Object.keys($unset).length) {
update.$unset = $unset;
}
db.database.collection('filters').findOneAndUpdate({ _id: filter, user }, update, (err, r) => {
if (err) {
res.json({
error: 'MongoDB Error: ' + err.message
});
return next();
}
if (!r || !r.value || !r.value._id) {
res.status(404);
res.json({
error: 'Filter was not found'
});
return next();
}
res.json({
success: true
});
return next();
});
});
});
};
function getFilterStrings(filter, mailboxes) {
let query = Object.keys(filter.query.headers || {}).map(key => [key, '(' + filter.query.headers[key] + ')']);
if (filter.query.ha && filter.query.ha > 0) {
query.push(['has attachment']);
} else if (filter.query.ha && filter.query.ha < 0) {
query.push(['no attachments']);
}
if (filter.query.text) {
query.push([false, '"' + filter.query.text + '"']);
}
if (filter.query.size) {
let unit = 'B';
let size = Math.abs(filter.query.size || 0);
if (size) {
if (filter.query.size % (1024 * 1024) === 0) {
unit = 'MB';
size = Math.round(size / (1024 * 1024));
} else if (filter.query.size % 1024 === 0) {
unit = 'kB';
size = Math.round(size / 1024);
}
}
if (filter.query.size > 0) {
query.push(['larger', size + unit]);
} else if (filter.query.size < 0) {
query.push(['smaller', size + unit]);
}
}
// process actions
let action = Object.keys(filter.action || {})
.map(key => {
switch (key) {
case 'seen':
if (filter.action[key]) {
return ['mark as read'];
} else {
return ['do not mark as read'];
}
case 'flag':
if (filter.action[key]) {
return ['flag it'];
} else {
return ['do not flag it'];
}
case 'mailbox':
if (filter.action[key]) {
let target = mailboxes.find(mailbox => mailbox._id.toString() === filter.action[key].toString());
return ['move to folder', target ? '"' + target.path + '"' : '?'];
} else {
return ['keep in INBOX'];
}
case 'forward':
if (filter.action[key]) {
return ['forward to', filter.action[key]];
}
break;
case 'targetUrl':
if (filter.action[key]) {
let url = filter.action[key];
let parsed = urllib.parse(url);
return ['upload to', parsed.hostname || parsed.host];
}
break;
case 'spam':
if (filter.action[key] > 0) {
return ['mark it as spam'];
} else if (filter.action[key] < 0) {
return ['do not mark it as spam'];
}
break;
case 'delete':
if (filter.action[key]) {
return ['delete it'];
} else {
return ['do not delete it'];
}
}
return false;
})
.filter(str => str);
return {
query,
action
};
}