mirror of
https://github.com/orangecoding/fredy.git
synced 2026-06-16 12:31:07 +00:00
Compare commits
14 Commits
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b473cf7fb4 |
@@ -4,6 +4,11 @@ WORKDIR /fredy
|
||||
|
||||
COPY . /fredy
|
||||
|
||||
RUN apt-get update && apt-get install -y chromium
|
||||
|
||||
ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true \
|
||||
PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium
|
||||
|
||||
RUN yarn install
|
||||
|
||||
RUN yarn global add pm2
|
||||
|
||||
2
LICENSE
2
LICENSE
@@ -1,6 +1,6 @@
|
||||
MIT License
|
||||
|
||||
Copyright (c) 2024 Christian Kellner
|
||||
Copyright (c) 2025 Christian Kellner
|
||||
|
||||
Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
of this software and associated documentation files (the "Software"), to deal
|
||||
|
||||
@@ -11,7 +11,7 @@ If _Fredy_ finds matching results, it will send them to you via Slack, Email, Te
|
||||
# Sponsorship [](https://github.com/sponsors/orangecoding)
|
||||
If you like my work, consider becoming a sponsor. I'm not expecting anybody to pay for _Fredy_ or any other Open Source Project I'm maintaining, however keep in mind, I'm doing all of this in my spare time :) Thanks.
|
||||
|
||||
<img src="https://github.com/orangecoding/fredy/blob/master/doc/jetbrains.png" width="200">
|
||||
[](https://jb.gg/OpenSourceSupport)
|
||||
|
||||
_Fredy_ is supported by JetBrains under Open Source Support Program
|
||||
|
||||
|
||||
@@ -1,118 +1,124 @@
|
||||
import {NoNewListingsWarning} from './errors.js';
|
||||
import {setKnownListings, getKnownListings} from './services/storage/listingsStorage.js';
|
||||
import { NoNewListingsWarning } from './errors.js';
|
||||
import { setKnownListings, getKnownListings } from './services/storage/listingsStorage.js';
|
||||
import * as notify from './notification/notify.js';
|
||||
import Extractor from './services/extractor/extractor.js';
|
||||
import urlModifier from './services/queryStringMutator.js';
|
||||
|
||||
class FredyRuntime {
|
||||
/**
|
||||
*
|
||||
* @param providerConfig the config for the specific provider, we're going to query at the moment
|
||||
* @param notificationConfig the config for all notifications
|
||||
* @param providerId the id of the provider currently in use
|
||||
* @param jobKey key of the job that is currently running (from within the config)
|
||||
* @param similarityCache cache instance holding values to check for similarity of entries
|
||||
*/
|
||||
constructor(providerConfig, notificationConfig, providerId, jobKey, similarityCache) {
|
||||
this._providerConfig = providerConfig;
|
||||
this._notificationConfig = notificationConfig;
|
||||
this._providerId = providerId;
|
||||
this._jobKey = jobKey;
|
||||
this._similarityCache = similarityCache;
|
||||
}
|
||||
/**
|
||||
*
|
||||
* @param providerConfig the config for the specific provider, we're going to query at the moment
|
||||
* @param notificationConfig the config for all notifications
|
||||
* @param providerId the id of the provider currently in use
|
||||
* @param jobKey key of the job that is currently running (from within the config)
|
||||
* @param similarityCache cache instance holding values to check for similarity of entries
|
||||
*/
|
||||
constructor(providerConfig, notificationConfig, providerId, jobKey, similarityCache) {
|
||||
this._providerConfig = providerConfig;
|
||||
this._notificationConfig = notificationConfig;
|
||||
this._providerId = providerId;
|
||||
this._jobKey = jobKey;
|
||||
this._similarityCache = similarityCache;
|
||||
}
|
||||
|
||||
execute() {
|
||||
return (
|
||||
//modify the url to make sure search order is correctly set
|
||||
Promise.resolve(urlModifier(this._providerConfig.url, this._providerConfig.sortByDateParam))
|
||||
//scraping the site and try finding new listings
|
||||
.then(this._getListings.bind(this))
|
||||
//bring them in a proper form (dictated by the provider)
|
||||
.then(this._normalize.bind(this))
|
||||
//filter listings with stuff tagged by the blacklist of the provider
|
||||
.then(this._filter.bind(this))
|
||||
//check if new listings available. if so proceed
|
||||
.then(this._findNew.bind(this))
|
||||
//store everything in db
|
||||
.then(this._save.bind(this))
|
||||
//check for similar listings. if found, remove them before notifying
|
||||
.then(this._filterBySimilarListings.bind(this))
|
||||
//notify the user using the configured notification adapter
|
||||
.then(this._notify.bind(this))
|
||||
//if an error occurred on the way, handle it here.
|
||||
.catch(this._handleError.bind(this))
|
||||
);
|
||||
}
|
||||
execute() {
|
||||
return (
|
||||
//modify the url to make sure search order is correctly set
|
||||
Promise.resolve(urlModifier(this._providerConfig.url, this._providerConfig.sortByDateParam))
|
||||
//scraping the site and try finding new listings
|
||||
.then(this._getListings.bind(this))
|
||||
//bring them in a proper form (dictated by the provider)
|
||||
.then(this._normalize.bind(this))
|
||||
//filter listings with stuff tagged by the blacklist of the provider
|
||||
.then(this._filter.bind(this))
|
||||
//check if new listings available. if so proceed
|
||||
.then(this._findNew.bind(this))
|
||||
//store everything in db
|
||||
.then(this._save.bind(this))
|
||||
//check for similar listings. if found, remove them before notifying
|
||||
.then(this._filterBySimilarListings.bind(this))
|
||||
//notify the user using the configured notification adapter
|
||||
.then(this._notify.bind(this))
|
||||
//if an error occurred on the way, handle it here.
|
||||
.catch(this._handleError.bind(this))
|
||||
);
|
||||
}
|
||||
|
||||
_getListings(url) {
|
||||
const extractor = new Extractor();
|
||||
return new Promise((resolve, reject) => {
|
||||
extractor.execute(url,this._providerConfig.waitForSelector)
|
||||
.then(() => {
|
||||
const listings = extractor.parseResponseText(this._providerConfig.crawlContainer, this._providerConfig.crawlFields);
|
||||
resolve(listings == null ? [] : listings);
|
||||
}).catch(err => {
|
||||
reject(err);
|
||||
/* eslint-disable no-console */
|
||||
console.error(err);
|
||||
/* eslint-enable no-console */
|
||||
});
|
||||
_getListings(url) {
|
||||
const extractor = new Extractor();
|
||||
return new Promise((resolve, reject) => {
|
||||
extractor
|
||||
.execute(url, this._providerConfig.waitForSelector)
|
||||
.then(() => {
|
||||
const listings = extractor.parseResponseText(
|
||||
this._providerConfig.crawlContainer,
|
||||
this._providerConfig.crawlFields,
|
||||
url,
|
||||
);
|
||||
resolve(listings == null ? [] : listings);
|
||||
})
|
||||
.catch((err) => {
|
||||
reject(err);
|
||||
/* eslint-disable no-console */
|
||||
console.error(err);
|
||||
/* eslint-enable no-console */
|
||||
});
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
_normalize(listings) {
|
||||
return listings.map(this._providerConfig.normalize);
|
||||
}
|
||||
_normalize(listings) {
|
||||
return listings.map(this._providerConfig.normalize);
|
||||
}
|
||||
|
||||
_filter(listings) {
|
||||
//only return those where all the fields have been found
|
||||
const keys = Object.keys(this._providerConfig.crawlFields);
|
||||
const filteredListings = listings.filter((item) => keys.every((key) => key in item));
|
||||
return filteredListings.filter(this._providerConfig.filter);
|
||||
}
|
||||
_filter(listings) {
|
||||
//only return those where all the fields have been found
|
||||
const keys = Object.keys(this._providerConfig.crawlFields);
|
||||
const filteredListings = listings.filter((item) => keys.every((key) => key in item));
|
||||
return filteredListings.filter(this._providerConfig.filter);
|
||||
}
|
||||
|
||||
_findNew(listings) {
|
||||
const newListings = listings.filter((o) => getKnownListings(this._jobKey, this._providerId)[o.id] == null);
|
||||
if (newListings.length === 0) {
|
||||
throw new NoNewListingsWarning();
|
||||
}
|
||||
return newListings;
|
||||
_findNew(listings) {
|
||||
const newListings = listings.filter((o) => getKnownListings(this._jobKey, this._providerId)[o.id] == null);
|
||||
if (newListings.length === 0) {
|
||||
throw new NoNewListingsWarning();
|
||||
}
|
||||
return newListings;
|
||||
}
|
||||
|
||||
_notify(newListings) {
|
||||
if (newListings.length === 0) {
|
||||
throw new NoNewListingsWarning();
|
||||
}
|
||||
const sendNotifications = notify.send(this._providerId, newListings, this._notificationConfig, this._jobKey);
|
||||
return Promise.all(sendNotifications).then(() => newListings);
|
||||
_notify(newListings) {
|
||||
if (newListings.length === 0) {
|
||||
throw new NoNewListingsWarning();
|
||||
}
|
||||
const sendNotifications = notify.send(this._providerId, newListings, this._notificationConfig, this._jobKey);
|
||||
return Promise.all(sendNotifications).then(() => newListings);
|
||||
}
|
||||
|
||||
_save(newListings) {
|
||||
const currentListings = getKnownListings(this._jobKey, this._providerId) || {};
|
||||
newListings.forEach((listing) => {
|
||||
currentListings[listing.id] = Date.now();
|
||||
});
|
||||
setKnownListings(this._jobKey, this._providerId, currentListings);
|
||||
return newListings;
|
||||
}
|
||||
_save(newListings) {
|
||||
const currentListings = getKnownListings(this._jobKey, this._providerId) || {};
|
||||
newListings.forEach((listing) => {
|
||||
currentListings[listing.id] = Date.now();
|
||||
});
|
||||
setKnownListings(this._jobKey, this._providerId, currentListings);
|
||||
return newListings;
|
||||
}
|
||||
|
||||
_filterBySimilarListings(listings) {
|
||||
const filteredList = listings.filter((listing) => {
|
||||
const similar = this._similarityCache.hasSimilarEntries(this._jobKey, listing.title);
|
||||
if (similar) {
|
||||
/* eslint-disable no-console */
|
||||
console.debug(`Filtering similar entry for job with id ${this._jobKey} with title: `, listing.title);
|
||||
/* eslint-enable no-console */
|
||||
}
|
||||
return !similar;
|
||||
});
|
||||
filteredList.forEach((filter) => this._similarityCache.addCacheEntry(this._jobKey, filter.title));
|
||||
return filteredList;
|
||||
}
|
||||
_filterBySimilarListings(listings) {
|
||||
const filteredList = listings.filter((listing) => {
|
||||
const similar = this._similarityCache.hasSimilarEntries(this._jobKey, listing.title);
|
||||
if (similar) {
|
||||
/* eslint-disable no-console */
|
||||
console.debug(`Filtering similar entry for job with id ${this._jobKey} with title: `, listing.title);
|
||||
/* eslint-enable no-console */
|
||||
}
|
||||
return !similar;
|
||||
});
|
||||
filteredList.forEach((filter) => this._similarityCache.addCacheEntry(this._jobKey, filter.title));
|
||||
return filteredList;
|
||||
}
|
||||
|
||||
_handleError(err) {
|
||||
if (err.name !== 'NoNewListingsWarning') console.error(err);
|
||||
}
|
||||
_handleError(err) {
|
||||
if (err.name !== 'NoNewListingsWarning') console.error(err);
|
||||
}
|
||||
}
|
||||
|
||||
export default FredyRuntime;
|
||||
|
||||
@@ -1,11 +1,9 @@
|
||||
import restana from 'restana';
|
||||
import fetch from 'node-fetch';
|
||||
import * as jobStorage from '../../services/storage/jobStorage.js';
|
||||
import * as userStorage from '../../services/storage/userStorage.js';
|
||||
import * as immoscoutProvider from '../../provider/immoscout.js';
|
||||
import { config } from '../../utils.js';
|
||||
import { isAdmin } from '../security.js';
|
||||
import {trackDemoJobCreated} from '../../services/tracking/Tracker.js';
|
||||
import { trackDemoJobCreated } from '../../services/tracking/Tracker.js';
|
||||
const service = restana();
|
||||
const jobRouter = service.newRouter();
|
||||
function doesJobBelongsToUser(job, req) {
|
||||
@@ -28,7 +26,7 @@ jobRouter.get('/', async (req, res) => {
|
||||
jobRouter.get('/processingTimes', async (req, res) => {
|
||||
res.body = {
|
||||
interval: config.interval,
|
||||
lastRun: config.lastRun || null
|
||||
lastRun: config.lastRun || null,
|
||||
};
|
||||
res.send();
|
||||
});
|
||||
@@ -51,7 +49,7 @@ jobRouter.post('/', async (req, res) => {
|
||||
trackDemoJobCreated({
|
||||
name,
|
||||
provider,
|
||||
adapter: notificationAdapter
|
||||
adapter: notificationAdapter,
|
||||
});
|
||||
res.send();
|
||||
});
|
||||
|
||||
@@ -7,9 +7,11 @@ export const send = ({ serviceName, newListings, notificationConfig, jobKey }) =
|
||||
const job = getJob(jobKey);
|
||||
const jobName = job == null ? jobKey : job.name;
|
||||
const promises = newListings.map((newListing) => {
|
||||
const message = `Address: ${newListing.address} Size: ${newListing.size.replace(/2m/g, '$m^2$')} Price: ${
|
||||
newListing.price
|
||||
}`;
|
||||
const message = `
|
||||
Address: ${newListing.address}
|
||||
Size: ${newListing.size.replace(/2m/g, '$m^2$')}
|
||||
Price: ${newListing.price}
|
||||
Link: ${newListing.link}`;
|
||||
return fetch(server, {
|
||||
method: 'POST',
|
||||
body: JSON.stringify({
|
||||
|
||||
@@ -1,50 +1,73 @@
|
||||
import { markdown2Html } from '../../services/markdown.js';
|
||||
import { getJob } from '../../services/storage/jobStorage.js';
|
||||
import {markdown2Html} from '../../services/markdown.js';
|
||||
import {getJob} from '../../services/storage/jobStorage.js';
|
||||
import fetch from 'node-fetch';
|
||||
|
||||
export const send = ({ serviceName, newListings, notificationConfig, jobKey }) => {
|
||||
const { token, user, device } = notificationConfig.find((adapter) => adapter.id === config.id).fields;
|
||||
const job = getJob(jobKey);
|
||||
const jobName = job == null ? jobKey : job.name;
|
||||
const promises = newListings.map((newListing) => {
|
||||
const title = `${jobName} at ${serviceName}: ${newListing.title}`;
|
||||
const message = `Address: ${newListing.address}\nSize: ${newListing.size}\nPrice: ${newListing.price}\nLink: ${newListing.link}`;
|
||||
return fetch('https://api.pushover.net/1/messages.json', {
|
||||
method: 'POST',
|
||||
headers: { 'Content-Type': 'application/json' },
|
||||
body: JSON.stringify({
|
||||
token: token,
|
||||
user: user,
|
||||
message: message,
|
||||
device: device,
|
||||
title: title,
|
||||
}),
|
||||
export const send = ({serviceName, newListings, notificationConfig, jobKey}) => {
|
||||
const {token, user, device} = notificationConfig.find((adapter) => adapter.id === config.id).fields;
|
||||
const job = getJob(jobKey);
|
||||
const jobName = job == null ? jobKey : job.name;
|
||||
const promises = newListings.map((newListing) => {
|
||||
const title = `${jobName} at ${serviceName}: ${newListing.title}`;
|
||||
const message = `Address: ${newListing.address}\nSize: ${newListing.size}\nPrice: ${newListing.price}\nLink: ${newListing.link}`;
|
||||
return fetch('https://api.pushover.net/1/messages.json', {
|
||||
method: 'POST',
|
||||
headers: {'Content-Type': 'application/json'},
|
||||
body: JSON.stringify({
|
||||
token: token,
|
||||
user: user,
|
||||
message: message,
|
||||
device: device,
|
||||
title: title,
|
||||
}),
|
||||
});
|
||||
});
|
||||
});
|
||||
|
||||
return Promise.all(promises);
|
||||
return Promise.all(promises)
|
||||
.then((responses) => {
|
||||
// Convert all responses to JSON
|
||||
return Promise.all(responses.map((response) => response.json()));
|
||||
})
|
||||
.then((data) => {
|
||||
// Check for errors in the data
|
||||
const error = data
|
||||
.map((item) => (item.errors != null && item.errors.length > 0 ? item.errors.join(', ') : null))
|
||||
.filter((err) => err !== null);
|
||||
|
||||
if (error.length > 0) {
|
||||
// Reject with the combined error messages
|
||||
return Promise.reject(error.join('; '));
|
||||
}
|
||||
|
||||
return data;
|
||||
})
|
||||
.then(() => {
|
||||
return Promise.resolve();
|
||||
})
|
||||
.catch((error) => {
|
||||
return Promise.reject(error);
|
||||
});
|
||||
};
|
||||
|
||||
export const config = {
|
||||
id: 'pushover',
|
||||
name: 'Pushover',
|
||||
readme: markdown2Html('lib/notification/adapter/pushover.md'),
|
||||
description: 'Fredy will send new listings to your mobile using Pushover.',
|
||||
fields: {
|
||||
token: {
|
||||
type: 'text',
|
||||
label: 'API token',
|
||||
description: 'Your application\'s API token.',
|
||||
id: 'pushover',
|
||||
name: 'Pushover',
|
||||
readme: markdown2Html('lib/notification/adapter/pushover.md'),
|
||||
description: 'Fredy will send new listings to your mobile using Pushover.',
|
||||
fields: {
|
||||
token: {
|
||||
type: 'text',
|
||||
label: 'API token',
|
||||
description: 'Your application\'s API token.',
|
||||
},
|
||||
user: {
|
||||
type: 'text',
|
||||
label: 'User key',
|
||||
description: 'Your user/group key.',
|
||||
},
|
||||
device: {
|
||||
type: 'text',
|
||||
label: 'Device name',
|
||||
description: 'The device name to send your notification to. Messages may be addressed to multiple specific devices by joining them with a comma.',
|
||||
},
|
||||
},
|
||||
user: {
|
||||
type: 'text',
|
||||
label: 'User key',
|
||||
description: 'Your user/group key.',
|
||||
},
|
||||
device: {
|
||||
type: 'text',
|
||||
label: 'Device name',
|
||||
description: 'The device name to send your notification to. Messages may be addressed to multiple specific devices by joining them with a comma.',
|
||||
},
|
||||
},
|
||||
};
|
||||
|
||||
@@ -1,4 +1,4 @@
|
||||
import utils, {buildHash} from '../utils.js';
|
||||
import utils, { buildHash } from '../utils.js';
|
||||
let appliedBlackList = [];
|
||||
|
||||
/**
|
||||
@@ -26,7 +26,7 @@ const config = {
|
||||
url: null,
|
||||
crawlContainer: 'div[data-testid="serp-core-classified-card-testid"]',
|
||||
sortByDateParam: 'sortby=19',
|
||||
waitForSelector: 'div[data-testid="serp-core-classified-card-testid"]',
|
||||
waitForSelector: 'div[data-testid="serp-resultscount-testid"]',
|
||||
crawlFields: {
|
||||
id: 'button@title |trim', // immonet is a piece of sh*t. See comment above
|
||||
title: 'button@title |trim',
|
||||
|
||||
@@ -18,7 +18,7 @@ const config = {
|
||||
crawlContainer:
|
||||
'div[data-testid="serp-core-scrollablelistview-testid"]:not(div[data-testid="serp-enlargementlist-testid"] div[data-testid="serp-card-testid"]) div[data-testid="serp-core-classified-card-testid"]',
|
||||
sortByDateParam: 'order=DateDesc',
|
||||
waitForSelector: 'div[data-testid="cardmfe-price-testid"]',
|
||||
waitForSelector: 'div[data-testid="serp-gridcontainer-testid"]',
|
||||
crawlFields: {
|
||||
id: 'a@href',
|
||||
price: 'div[data-testid="cardmfe-price-testid"] | removeNewline | trim',
|
||||
|
||||
@@ -15,7 +15,7 @@ function applyBlacklist(o) {
|
||||
const descNotBlacklisted = !utils.isOneOf(o.description, appliedBlackList);
|
||||
const isBlacklistedDistrict =
|
||||
appliedBlacklistedDistricts.length === 0 ? false : utils.isOneOf(o.description, appliedBlacklistedDistricts);
|
||||
return !isBlacklistedDistrict && titleNotBlacklisted && descNotBlacklisted;
|
||||
return o.title != null && !isBlacklistedDistrict && titleNotBlacklisted && descNotBlacklisted;
|
||||
}
|
||||
|
||||
const config = {
|
||||
|
||||
@@ -4,7 +4,8 @@ let appliedBlackList = [];
|
||||
|
||||
function normalize(o) {
|
||||
const id = buildHash(o.id, o.price);
|
||||
return Object.assign(o, {id});
|
||||
const link = `https://www.wg-gesucht.de${o.link}`;
|
||||
return Object.assign(o, { id, link });
|
||||
}
|
||||
|
||||
function applyBlacklist(o) {
|
||||
|
||||
@@ -1,45 +1,43 @@
|
||||
import {setDebug} from './utils.js';
|
||||
import { setDebug } from './utils.js';
|
||||
import puppeteerExtractor from './puppeteerExtractor.js';
|
||||
import {loadParser, parse} from './parser/parser.js';
|
||||
import { loadParser, parse } from './parser/parser.js';
|
||||
|
||||
const DEFAULT_OPTIONS = {
|
||||
debug: false,
|
||||
puppeteerTimeout: 20_000,
|
||||
puppeteerHeadless: true
|
||||
|
||||
debug: false,
|
||||
puppeteerTimeout: 60_000,
|
||||
puppeteerHeadless: true,
|
||||
};
|
||||
|
||||
export default class Extractor {
|
||||
constructor(options) {
|
||||
this.options = {
|
||||
...DEFAULT_OPTIONS,
|
||||
...options
|
||||
};
|
||||
this.responseText = null;
|
||||
setDebug(this.options);
|
||||
constructor(options) {
|
||||
this.options = {
|
||||
...DEFAULT_OPTIONS,
|
||||
...options,
|
||||
};
|
||||
this.responseText = null;
|
||||
setDebug(this.options);
|
||||
}
|
||||
|
||||
/**
|
||||
* if you are extracting data from a SPA, you must provide a selector, otherwise
|
||||
* your response will never contain what you are really looking for
|
||||
* @param url
|
||||
* @param waitForSelector
|
||||
*/
|
||||
execute = async (url, waitForSelector = null) => {
|
||||
this.responseText = null;
|
||||
try {
|
||||
this.responseText = await puppeteerExtractor(url, waitForSelector, this.options);
|
||||
if (this.responseText != null) {
|
||||
loadParser(this.responseText);
|
||||
}
|
||||
} catch (error) {
|
||||
console.error('Error trying to load page.', error);
|
||||
}
|
||||
return this;
|
||||
};
|
||||
|
||||
/**
|
||||
* if you are extracting data from a SPA, you must provide a selector, otherwise
|
||||
* your response will never contain what you are really looking for
|
||||
* @param url
|
||||
* @param waitForSelector
|
||||
*/
|
||||
execute = async (url, waitForSelector = null) => {
|
||||
this.responseText = null;
|
||||
try {
|
||||
this.responseText = await puppeteerExtractor(url, waitForSelector, this.options);
|
||||
if(this.responseText != null) {
|
||||
loadParser(this.responseText);
|
||||
}
|
||||
} catch (error) {
|
||||
console.error('Error trying to load page.', error);
|
||||
}
|
||||
return this;
|
||||
};
|
||||
|
||||
|
||||
parseResponseText = (crawlContainer, crawlFields) => {
|
||||
return parse(crawlContainer, crawlFields, this.responseText);
|
||||
};
|
||||
parseResponseText = (crawlContainer, crawlFields, url) => {
|
||||
return parse(crawlContainer, crawlFields, this.responseText, url);
|
||||
};
|
||||
}
|
||||
|
||||
@@ -3,92 +3,95 @@ import * as cheerio from 'cheerio';
|
||||
let $ = null;
|
||||
|
||||
export function loadParser(text) {
|
||||
$ = cheerio.load(text);
|
||||
$ = cheerio.load(text);
|
||||
}
|
||||
|
||||
export function parse(crawlContainer, crawlFields, text) {
|
||||
if (!text) {
|
||||
console.warn('Cannot parse, text was empty.');
|
||||
return null;
|
||||
}
|
||||
export function parse(crawlContainer, crawlFields, text, url) {
|
||||
if (!text) {
|
||||
console.warn('Cannot parse, text was empty for url ', url);
|
||||
return null;
|
||||
}
|
||||
|
||||
if (!crawlContainer || !crawlFields) {
|
||||
console.warn('Cannot parse, selector was empty.');
|
||||
return null;
|
||||
}
|
||||
if (!crawlContainer || !crawlFields) {
|
||||
console.warn('Cannot parse, selector was empty for url ', url);
|
||||
return null;
|
||||
}
|
||||
|
||||
const result = [];
|
||||
const result = [];
|
||||
|
||||
if ($(crawlContainer).length === 0) {
|
||||
console.error('No elements in crawl container found!');
|
||||
}
|
||||
if ($(crawlContainer).length === 0) {
|
||||
console.warn('No elements in crawl container found for url ', url);
|
||||
return null;
|
||||
}
|
||||
|
||||
$(crawlContainer).each((_, element) => {
|
||||
const container = $(element);
|
||||
const parsedObject = {};
|
||||
$(crawlContainer).each((_, element) => {
|
||||
const container = $(element);
|
||||
const parsedObject = {};
|
||||
|
||||
// Parse fields based on crawlFields
|
||||
for (const [key, fieldSelector] of Object.entries(crawlFields)) {
|
||||
let value;
|
||||
// Parse fields based on crawlFields
|
||||
for (const [key, fieldSelector] of Object.entries(crawlFields)) {
|
||||
let value;
|
||||
|
||||
try {
|
||||
try {
|
||||
const selector = fieldSelector.includes('|')
|
||||
? fieldSelector.substring(0, fieldSelector.indexOf('|')).trim()
|
||||
: fieldSelector;
|
||||
|
||||
const selector = fieldSelector.includes('|') ? fieldSelector.substring(0, fieldSelector.indexOf('|')).trim() : fieldSelector;
|
||||
|
||||
if (selector.includes('@')) {
|
||||
const [sel, attr] = selector.split('@');
|
||||
if (sel.length === 0) {
|
||||
value = container.attr(attr.trim());
|
||||
} else {
|
||||
value = container.find(sel.trim()).attr(attr.trim());
|
||||
}
|
||||
} else {
|
||||
value = container.find(selector.trim()).text();
|
||||
}
|
||||
|
||||
// Apply modifiers if specified
|
||||
if (fieldSelector.includes('|')) {
|
||||
const [_, ...modifiers] = fieldSelector.split('|').map(s => s.trim());
|
||||
value = applyModifiers(value, modifiers);
|
||||
}
|
||||
|
||||
parsedObject[key] = value || null;
|
||||
} catch (error) {
|
||||
console.error(`Error parsing field '${key}' with selector '${fieldSelector}':`, error);
|
||||
parsedObject[key] = null;
|
||||
}
|
||||
}
|
||||
|
||||
if (parsedObject.id != null) {
|
||||
result.push(parsedObject);
|
||||
if (selector.includes('@')) {
|
||||
const [sel, attr] = selector.split('@');
|
||||
if (sel.length === 0) {
|
||||
value = container.attr(attr.trim());
|
||||
} else {
|
||||
value = container.find(sel.trim()).attr(attr.trim());
|
||||
}
|
||||
} else {
|
||||
console.warn('ID not found. Not relaying object.');
|
||||
value = container.find(selector.trim()).text();
|
||||
}
|
||||
});
|
||||
|
||||
return result;
|
||||
// Apply modifiers if specified
|
||||
if (fieldSelector.includes('|')) {
|
||||
/* eslint-disable no-unused-vars */
|
||||
const [_, ...modifiers] = fieldSelector.split('|').map((s) => s.trim());
|
||||
/* eslint-disable no-unused-vars */
|
||||
value = applyModifiers(value, modifiers);
|
||||
}
|
||||
|
||||
parsedObject[key] = value || null;
|
||||
} catch (error) {
|
||||
console.error(`Error parsing field '${key}' with selector '${fieldSelector}':`, error);
|
||||
parsedObject[key] = null;
|
||||
}
|
||||
}
|
||||
|
||||
if (parsedObject.id != null) {
|
||||
result.push(parsedObject);
|
||||
} else {
|
||||
console.warn('ID not found. Not relaying object.');
|
||||
}
|
||||
});
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
// Helper function to apply modifiers
|
||||
function applyModifiers(value, modifiers) {
|
||||
if (!value) return value;
|
||||
if (!value) return value;
|
||||
|
||||
modifiers.forEach(modifier => {
|
||||
switch (modifier) {
|
||||
case 'int':
|
||||
value = parseInt(value, 10);
|
||||
break;
|
||||
case 'trim':
|
||||
value = value.replace(/\s+/g, ' ').trim();
|
||||
break;
|
||||
case 'removeNewline':
|
||||
value = value.replace(/\n/g, ' ');
|
||||
break;
|
||||
default:
|
||||
console.warn(`Unknown modifier: ${modifier}`);
|
||||
}
|
||||
});
|
||||
modifiers.forEach((modifier) => {
|
||||
switch (modifier) {
|
||||
case 'int':
|
||||
value = parseInt(value, 10);
|
||||
break;
|
||||
case 'trim':
|
||||
value = value.replace(/\s+/g, ' ').trim();
|
||||
break;
|
||||
case 'removeNewline':
|
||||
value = value.replace(/\n/g, ' ');
|
||||
break;
|
||||
default:
|
||||
console.warn(`Unknown modifier: ${modifier}`);
|
||||
}
|
||||
});
|
||||
|
||||
return value;
|
||||
return value;
|
||||
}
|
||||
|
||||
|
||||
@@ -1,48 +1,49 @@
|
||||
import puppeteer from 'puppeteer-extra';
|
||||
import StealthPlugin from 'puppeteer-extra-plugin-stealth';
|
||||
import {debug, DEFAULT_HEADER, botDetected} from './utils.js';
|
||||
import { debug, DEFAULT_HEADER, botDetected } from './utils.js';
|
||||
|
||||
puppeteer.use(StealthPlugin());
|
||||
|
||||
export default async function execute(url, waitForSelector, options) {
|
||||
let browser;
|
||||
try {
|
||||
debug(`Sending request to ${url} using Puppeteer.`);
|
||||
let browser;
|
||||
try {
|
||||
debug(`Sending request to ${url} using Puppeteer.`);
|
||||
|
||||
browser = await puppeteer.launch({
|
||||
headless: options.puppeteerHeadless ?? true,
|
||||
args: ['--no-sandbox', '--disable-gpu', '--disable-setuid-sandbox']
|
||||
});
|
||||
let page = await browser.newPage();
|
||||
await page.setExtraHTTPHeaders(DEFAULT_HEADER);
|
||||
const response = await page.goto(url, {
|
||||
waitUntil: 'domcontentloaded'
|
||||
});
|
||||
let pageSource;
|
||||
//if we're extracting data from a spa, we must wait for the selector
|
||||
if (waitForSelector != null) {
|
||||
await page.waitForSelector(waitForSelector);
|
||||
pageSource = await page.evaluate(selector => {
|
||||
return document.querySelector(selector).innerHTML;
|
||||
}, waitForSelector);
|
||||
} else {
|
||||
pageSource = await page.content();
|
||||
}
|
||||
|
||||
const statusCode = response.status();
|
||||
|
||||
if (botDetected(pageSource, statusCode)) {
|
||||
console.warn('We have been detected as a bot :-/ Tried url: => ', url);
|
||||
return null;
|
||||
}
|
||||
|
||||
return await page.content();
|
||||
} catch (error) {
|
||||
console.error('Error executing with puppeteer executor', error);
|
||||
return null;
|
||||
} finally {
|
||||
if (browser != null) {
|
||||
await browser.close();
|
||||
}
|
||||
browser = await puppeteer.launch({
|
||||
headless: options.puppeteerHeadless ?? true,
|
||||
args: ['--no-sandbox', '--disable-gpu', '--disable-setuid-sandbox'],
|
||||
timeout: options.puppeteerTimeout || 30_000,
|
||||
});
|
||||
let page = await browser.newPage();
|
||||
await page.setExtraHTTPHeaders(DEFAULT_HEADER);
|
||||
const response = await page.goto(url, {
|
||||
waitUntil: 'domcontentloaded',
|
||||
});
|
||||
let pageSource;
|
||||
//if we're extracting data from a spa, we must wait for the selector
|
||||
if (waitForSelector != null) {
|
||||
await page.waitForSelector(waitForSelector);
|
||||
pageSource = await page.evaluate((selector) => {
|
||||
return document.querySelector(selector).innerHTML;
|
||||
}, waitForSelector);
|
||||
} else {
|
||||
pageSource = await page.content();
|
||||
}
|
||||
}
|
||||
|
||||
const statusCode = response.status();
|
||||
|
||||
if (botDetected(pageSource, statusCode)) {
|
||||
console.warn('We have been detected as a bot :-/ Tried url: => ', url);
|
||||
return null;
|
||||
}
|
||||
|
||||
return await page.content();
|
||||
} catch (error) {
|
||||
console.error('Error executing with puppeteer executor', error);
|
||||
return null;
|
||||
} finally {
|
||||
if (browser != null) {
|
||||
await browser.close();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@@ -1,35 +1,32 @@
|
||||
let debuggingOn = false;
|
||||
|
||||
export const DEFAULT_HEADER = {
|
||||
'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
|
||||
'Accept-Language': 'en-US,en;q=0.5',
|
||||
'Connection': 'keep-alive',
|
||||
'Upgrade-Insecure-Requests': '1',
|
||||
'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36'
|
||||
Accept: 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
|
||||
'Accept-Language': 'en-US,en;q=0.5',
|
||||
Connection: 'keep-alive',
|
||||
'Upgrade-Insecure-Requests': '1',
|
||||
'User-Agent':
|
||||
'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36',
|
||||
};
|
||||
|
||||
export const setDebug = options => {
|
||||
debuggingOn = !!options?.debug;
|
||||
export const setDebug = (options) => {
|
||||
debuggingOn = !!options?.debug;
|
||||
};
|
||||
|
||||
export const debug = (message) => {
|
||||
if(debuggingOn) {
|
||||
console.debug(message);
|
||||
}
|
||||
if (debuggingOn) {
|
||||
/* eslint-disable no-console */
|
||||
console.debug(message);
|
||||
/* eslint-enable no-console */
|
||||
}
|
||||
};
|
||||
|
||||
export const botDetected = (pageSource, statusCode) => {
|
||||
const suspiciousStatusCodes = [
|
||||
403, 429
|
||||
];
|
||||
const botDetectionPatterns = [
|
||||
/verify you are human/i,
|
||||
/access denied/i,
|
||||
/x-amz-cf-id/i,
|
||||
];
|
||||
const suspiciousStatusCodes = [403, 429];
|
||||
const botDetectionPatterns = [/verify you are human/i, /access denied/i, /x-amz-cf-id/i];
|
||||
|
||||
const detectedInSource = botDetectionPatterns.some(pattern => pattern.test(pageSource));
|
||||
const detectedByStatus = suspiciousStatusCodes.includes(statusCode);
|
||||
const detectedInSource = botDetectionPatterns.some((pattern) => pattern.test(pageSource));
|
||||
const detectedByStatus = suspiciousStatusCodes.includes(statusCode);
|
||||
|
||||
return detectedInSource || detectedByStatus;
|
||||
};
|
||||
return detectedInSource || detectedByStatus;
|
||||
};
|
||||
|
||||
30
package.json
30
package.json
@@ -1,6 +1,6 @@
|
||||
{
|
||||
"name": "fredy",
|
||||
"version": "11.0.0",
|
||||
"version": "11.0.4",
|
||||
"description": "[F]ind [R]eal [E]states [d]amn eas[y].",
|
||||
"scripts": {
|
||||
"start": "node prod.js",
|
||||
@@ -50,27 +50,27 @@
|
||||
"Firefox ESR"
|
||||
],
|
||||
"dependencies": {
|
||||
"@douyinfe/semi-ui": "2.71.3",
|
||||
"@douyinfe/semi-ui": "2.75.0",
|
||||
"@rematch/core": "2.2.0",
|
||||
"@rematch/loading": "2.1.2",
|
||||
"@sendgrid/mail": "8.1.4",
|
||||
"@vitejs/plugin-react": "4.3.4",
|
||||
"better-sqlite3": "^11.7.0",
|
||||
"better-sqlite3": "^11.8.1",
|
||||
"body-parser": "1.20.3",
|
||||
"cheerio": "^1.0.0",
|
||||
"cookie-session": "2.1.0",
|
||||
"handlebars": "4.7.8",
|
||||
"highcharts": "12.1.0",
|
||||
"highcharts": "12.1.2",
|
||||
"highcharts-react-official": "3.2.1",
|
||||
"lodash": "4.17.21",
|
||||
"lowdb": "6.0.1",
|
||||
"markdown": "^0.5.0",
|
||||
"mixpanel": "^0.18.0",
|
||||
"nanoid": "5.0.9",
|
||||
"nanoid": "5.1.2",
|
||||
"node-fetch": "3.3.2",
|
||||
"node-mailjet": "6.0.6",
|
||||
"package-up": "^5.0.0",
|
||||
"puppeteer": "^23.10.4",
|
||||
"puppeteer": "^24.2.1",
|
||||
"puppeteer-extra": "^3.3.6",
|
||||
"puppeteer-extra-plugin-stealth": "^2.11.2",
|
||||
"query-string": "9.1.1",
|
||||
@@ -88,21 +88,21 @@
|
||||
"vite": "5.4.11"
|
||||
},
|
||||
"devDependencies": {
|
||||
"@babel/core": "7.26.0",
|
||||
"@babel/eslint-parser": "7.25.9",
|
||||
"@babel/preset-env": "7.26.0",
|
||||
"@babel/core": "7.26.9",
|
||||
"@babel/eslint-parser": "7.26.8",
|
||||
"@babel/preset-env": "7.26.9",
|
||||
"@babel/preset-react": "7.26.3",
|
||||
"chai": "5.1.2",
|
||||
"chai": "5.2.0",
|
||||
"eslint": "8.56.0",
|
||||
"eslint-config-prettier": "8.8.0",
|
||||
"eslint-plugin-react": "7.37.2",
|
||||
"esmock": "2.6.9",
|
||||
"eslint-plugin-react": "7.37.4",
|
||||
"esmock": "2.7.0",
|
||||
"history": "5.3.0",
|
||||
"husky": "9.1.7",
|
||||
"less": "4.2.1",
|
||||
"lint-staged": "15.2.11",
|
||||
"less": "4.2.2",
|
||||
"lint-staged": "15.4.3",
|
||||
"mocha": "10.8.2",
|
||||
"prettier": "3.4.2",
|
||||
"prettier": "3.5.2",
|
||||
"redux-logger": "3.0.6"
|
||||
}
|
||||
}
|
||||
|
||||
@@ -1,40 +1,38 @@
|
||||
import * as similarityCache from '../../lib/services/similarity-check/similarityCache.js';
|
||||
import { get } from '../mocks/mockNotification.js';
|
||||
import { mockFredy, providerConfig } from '../utils.js';
|
||||
import { expect } from 'chai';
|
||||
import {get} from '../mocks/mockNotification.js';
|
||||
import {mockFredy, providerConfig} from '../utils.js';
|
||||
import {expect} from 'chai';
|
||||
import * as provider from '../../lib/provider/immonet.js';
|
||||
|
||||
describe('#immonet testsuite()', () => {
|
||||
after(() => {
|
||||
similarityCache.stopCacheCleanup();
|
||||
});
|
||||
provider.init(providerConfig.immonet, [], []);
|
||||
it('should test immonet provider', async () => {
|
||||
const Fredy = await mockFredy();
|
||||
return await new Promise((resolve) => {
|
||||
const fredy = new Fredy(provider.config, null, provider.metaInformation.id, 'immonet', similarityCache);
|
||||
fredy.execute().then((listing) => {
|
||||
expect(listing).to.be.a('array');
|
||||
const notificationObj = get();
|
||||
expect(notificationObj).to.be.a('object');
|
||||
expect(notificationObj.serviceName).to.equal('immonet');
|
||||
notificationObj.payload.forEach((notify) => {
|
||||
/** check the actual structure **/
|
||||
expect(notify.id).to.be.a('string');
|
||||
expect(notify.price).to.be.a('string');
|
||||
expect(notify.size).to.be.a('string');
|
||||
expect(notify.title).to.be.a('string');
|
||||
expect(notify.link).to.be.a('string');
|
||||
expect(notify.address).to.be.a('string');
|
||||
|
||||
/** check the values if possible **/
|
||||
expect(notify.price).that.does.include('€');
|
||||
expect(notify.size).that.does.include('m²');
|
||||
expect(notify.title).to.be.not.empty;
|
||||
expect(notify.address).to.be.not.empty;
|
||||
});
|
||||
resolve();
|
||||
});
|
||||
after(() => {
|
||||
similarityCache.stopCacheCleanup();
|
||||
});
|
||||
provider.init(providerConfig.immonet, [], []);
|
||||
it('should test immonet provider', async () => {
|
||||
const Fredy = await mockFredy();
|
||||
return await new Promise((resolve) => {
|
||||
const fredy = new Fredy(provider.config, null, provider.metaInformation.id, 'immonet', similarityCache);
|
||||
fredy.execute().then((listing) => {
|
||||
expect(listing).to.be.a('array');
|
||||
const notificationObj = get();
|
||||
expect(notificationObj).to.be.a('object');
|
||||
expect(notificationObj.serviceName).to.equal('immonet');
|
||||
notificationObj.payload.forEach((notify) => {
|
||||
/** check the actual structure **/
|
||||
expect(notify.id).to.be.a('string');
|
||||
expect(notify.price).to.be.a('string');
|
||||
expect(notify.size).to.be.a('string');
|
||||
expect(notify.title).to.be.a('string');
|
||||
expect(notify.link).to.be.a('string');
|
||||
expect(notify.address).to.be.a('string');
|
||||
|
||||
expect(notify.size).that.does.include('m²');
|
||||
expect(notify.title).to.be.not.empty;
|
||||
expect(notify.address).to.be.not.empty;
|
||||
});
|
||||
resolve();
|
||||
});
|
||||
});
|
||||
});
|
||||
});
|
||||
});
|
||||
|
||||
Reference in New Issue
Block a user