Web Valueist

Fetches a value from the web, compares it with a given value and exits with zero exit code if the condition is satisfied

Setup

While in project directory:

./install.sh

Usage:

web_valueist [-h] [--debug] url parser_name selector operator_name value

positional arguments:
  url
  parser_name
  selector
  operator_name
  value

options:
  -h, --help     show this help message and exit
  --debug

Did somebody say cron jobs? Have fun!

Sample Usage

Sample success

python -m web_valueist https://www.ikea.com.cy/en/products/fjallhavre-duvet-warm-240x220-cm/70458057/ int span.price__integer ">" 240

( you can also use gt instead of ">")

Output:

INFO:__main__:Success: Condition satisfied

Exit Code: 0

Sample failure

python -m web_valueist https://www.ikea.com.cy/en/products/fjallhavre-duvet-warm-240x220-cm/70458057/ int span.price__integer "<" 240

( you can also use lt instead of "<")

Output:

ERROR:__main__:Failure: Condition not satisfied

Exit Code: 1

Sample cron job

*/30 * * * * web_valueist "https://www.bazaraki.com/car-motorbikes-boats-and-parts/cars-trucks-and-vans/mazda/mazda-mx5/year_min---71/?ordering=cheapest&lat=35.01804869361969&lng=34.04709596563199&radius=5000&price_max=30000" int .advert__content-price._not-title   "<" 22500 &&message="Some fancy car matching your criteria was found" &&if command -v notify-send >/dev/null 2>&1 ; then notify-send "$message"; else say "$message"; fi