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bluesky_uk_power.py
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#!/Users/john_muccigrosso/.venv/bin/python3
from atproto import Client, client_utils
import io
import re
import sys
from datetime import date, timedelta, datetime, timezone
import time
import urllib3
import tempfile
import os
import subprocess
# Constants
CHECK_FILE = "uk_date.txt"
BLUESKY_PW_FILE = "bluesky_app_password_energy.txt"
BLUESKY_HANDLE_FILE = "bluesky_handle_energy.txt"
TMPDIR = tempfile.gettempdir() + '/'
MAX_POSTS = 3
MAX_IMAGE_SIZE = 1000000
BLUESKY_API_ENDPOINT = "https://bsky.social/xrpc/com.atproto.repo.createRecord"
API_KEY_URL = "https://bsky.social/xrpc/com.atproto.server.createSession"
ERRMSG=""
TIMESTAMP =(f'{datetime.now():%Y-%m-%d %H:%M:%S%z}')
yesterday = date.today() - timedelta(days=1)
YES=yesterday.strftime("%Y-%m-%d")
DATA_URL='https://api.neso.energy/dataset/88313ae5-94e4-4ddc-a790-593554d8c6b9/resource/f93d1835-75bc-43e5-84ad-12472b180a98/download/df_fuel_ckan.csv'
def compare_post_dates(yesterday, check_file):
# Check the file for the lastest published date.
# Report error & set an absurdly early date if the file doesn't exist
if not os.path.isfile(check_file):
pubdate="1900-01-01"
with open(check_file, 'x') as file:
file.write(pubdate)
print(TIMESTAMP + " Check file does not exist", file=sys.stderr)
else:
# Compare the recorded date with yesterday's date.
f = open(check_file, "r")
pubdate = f.readlines()[0].replace("\n", "")
if pubdate != yesterday:
return True # latest post is older than yesterday
else:
return False # latest post was for yesterday
def get_data(userpath):
https = urllib3.PoolManager()
response = https.request("GET", DATA_URL, preload_content=False)
response.auto_close = False
# Make sure the URL is correct
stat=response.status
if (stat != 200):
ERRMSG="Error retrieving file from NESO. Status: " + stat
print(TIMESTAMP + ERRMSG, file=sys.stderr)
sys.exit()
# Output to a text file, filtering out unwanted dates
outputFile=TMPDIR + YES + "_ukdata.csv"
i=1
with open(outputFile, 'w') as f:
for line in io.TextIOWrapper(response):
if (i==1):
f.write(line)
i=2
if (re.search(YES, line)):
f.write(line)
# Check for enough data in the download. Should be something like 9.5k.
filesizecheck=os.path.getsize(outputFile)
if(filesizecheck < 8000):
ERRMSG="File received from NESO is too small. Size: " + filesizecheck
print(TIMESTAMP + ERRMSG, file=sys.stderr)
sys.exit()
else:
try:
os.rename(TMPDIR + "uk.txt", TMPDIR + "uk.txt.old")
except:
pass
try:
os.rename(TMPDIR + "uk.png", TMPDIR + "uk.png.old")
except:
pass
subprocess.call (re.sub("Documents/", "", userpath) + "R projects/UK_power.R")
def prepare_post_for_bluesky():
# Convert the text file into a format suitable for Bluesky.
tb = client_utils.TextBuilder()
f = open(TMPDIR + "uk.txt", "r")
skeettxt = f.read()
tb.text(skeettxt)
tb.text("\nSource: ")
tb.link("NESO", "https://www.neso.energy/data-portal/historic-generation-mix")
tb.text(".\n\n")
tb.tag("#UK", "UK")
tb.text(" ")
tb.tag("#windenergy", "windenergy")
tb.text(" ")
tb.tag("#solarenergy", "solarenergy")
return tb
def prepare_image_for_bluesky():
try:
f = open(TMPDIR + "uk.png", "rb")
img_data = f.read()
except:
e = sys.exc_info()[1]
img_data = ""
return(img_data)
def prepare_alttext_for_bluesky():
f = open(TMPDIR + "ukalt.txt", "r")
alttxt = f.read()
return(alttxt)
def bluesky_bot(app_password, client):
altxt = ""
post_structure = prepare_post_for_bluesky()
img_data = prepare_image_for_bluesky()
alttxt = prepare_alttext_for_bluesky()
if img_data == "":
print(TIMESTAMP + " Bluesky post image couldn't be retrieved", file=sys.stderr)
sys.exit()
bluesky_reply = client.send_post(post_structure)
else:
bluesky_reply = client.send_image(text=post_structure, image=img_data, image_alt="Pie chart showing UK power generation for yesterday, " + YES + ": " + alttxt)
try:
reply = reply + bluesky_reply
except:
reply = bluesky_reply
print(TIMESTAMP + " Published latest UK power to Bluesky", file=sys.stderr)
return reply
else:
print(TIMESTAMP + " Latest UK power already published", file=sys.stderr)
return "No need to publish."
def main():
# Get needed info from files. Adjust userpath as needed.
userpath=(re.sub("^(.+/Documents/).*", r"\1", os.path.dirname(os.path.realpath(__file__))))
# Make sure yesterday hasn't been done yet
check_file = userpath + CHECK_FILE
response=compare_post_dates(YES, check_file)
if response:
pw_file = userpath + BLUESKY_PW_FILE
handle_file=userpath + BLUESKY_HANDLE_FILE
if not os.path.isfile(pw_file):
print(TIMESTAMP + " Bluesky password file does not exist", file=sys.stderr)
elif not os.path.isfile(handle_file):
print(TIMESTAMP + " Bluesky handle file does not exist", file=sys.stderr)
else:
# Get needed info from files
f = open(pw_file, "r")
app_pw = f.readlines()[0].replace("\n", "")
f = open(handle_file, "r")
handle = f.readlines()[0].replace("\n", "")
# Do the actual work
client = Client()
try:
client.login(handle, app_pw)
except:
print(TIMESTAMP + " Problem logging into Bluesky", file=sys.stderr)
# Trapping this, but not doing anything with it now
e = sys.exc_info()[1]
else:
get_data(userpath)
response = bluesky_bot(app_pw, client)
# Finish by writing yesterday's date to check file for next run
with open(check_file, 'w') as f:
f.write(YES)
f.close()
print(response)
else:
print(TIMESTAMP + " UK data already posted for " + YES, file=sys.stderr)
if __name__ == "__main__":
main()