Grab a historical record of weights from a MyNetDiary account

whatsmyweight.sh

# ssconvert is part of the gnumeric package -- apt or brew install gnumeric

cd /tmp/
PASSWORD=blahblahblah
USERNAME=test@example.com
JSESSIONID=$(curl 'https://www.mynetdiary.com/muiSignIn.do' -H 'accept: application/json, text/plain, */*' -H 'accept-language: en-US,en;q=0.7' -H 'content-type: application/json' -H 'origin: https://www.mynetdiary.com' -H 'referer: https://www.mynetdiary.com/logonPage.do' --data-raw '{"login": $USERNAME,"password":$PASSWORD,"rememberMe":true}' --compressed | jq -r .JSESSIONID)
curl --verbose -b JSESSIONID=$JSESSIONID 'https://www.mynetdiary.com/exportData.do?year=2023' --output mynetdiary.xls
ssconvert mynetdiary.xls -O 'sheet="Measurements"' measurements.csv
grep "Body Weight" < measurements.csv > weight.csv
rm -f mynetdiary.xls measurements.csv