WebScraper
- This program can scrap data from websites using different scrapers, and send an email when matches/ changes deadening on the scraper used
- There are 2 types of scrapers:
- Generic: Can scrap any website, but might not be as exact
- Specific: Can scrap only specific websites, but will be more exact
Generic Scrapers
- Text
- Diff
Specific Scrapers
- Cars.com
How to use
Text
- Set these specific env variables
-
SCRAPER=text # Scraper to use URL=<URL> # URL to scrape TEXT=<TEXT> # Text to look for
- Ensure all other required env variables are set
Diff
- Set these specific env variables
-
SCRAPER=diff # Scraper to use URL=<URL> # URL to scrape PERCENTAGE=<PERCENTAGE_DIFF> # Percentage difference to look for
- Ensure all other required env variables are set
Cars.com
- Set these specific env variables
-
SCRAPER=cars_com # Scraper to use URL=https://www.cars.com/shopping/results/ # URL to scrape, must be on the results page, for a specific search
- Ensure all other required env variables are set
Required env variables
SLEEP_TIME_SEC= # Time to sleep between each scrape
SENDER_EMAIL= # Email to send from
FROM_EMAIL= # Name to send from i.e. '"Web Scraper" <no-reply@jstockley.com>'
RECEIVER_EMAIL= # Email to send to
PASSWORD= # Password for the sender's email
SMTP_SERVER= # SMTP server to use
SMTP_PORT= # SMTP port to use
TLS= # True/False to use TLS
Running multiple of the same scraper
To run 2+ scrapers of the same type, i.e. 2 diff scrapers, make sure the host folder mapping is different
Ex:
diff-scraper-1:
image: jnstockley/web-scraper:latest
volumes:
- ./diff-scraper-1-data/:/app/data/
environment:
- TZ=America/Chicago
- SCRAPER=diff
- URL=https://google.com
- PERCENTAGE=5
- SLEEP_TIME_SEC=21600
diff-scraper-2:
image: jnstockley/web-scraper:latest
volumes:
- ./diff-scraper-2-data/:/app/data/
environment:
- TZ=America/Chicago
- SCRAPER=diff
- URL=https://yahoo.com
- PERCENTAGE=5
- SLEEP_TIME_SEC=21600
1 maintainer
Metadata
1 maintainer
Release files for js-web-scraper 1.2.25
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