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Sky
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[Refactor] Better path parsing. Clean up codebase.

This commit is contained in:
Ceda EI 2020-01-07 11:20:54 +05:30
parent 2613906e2c
commit 6ac1457f3a
1 changed files with 49 additions and 58 deletions
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97
server.py
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@ -1,23 +1,27 @@
#!/usr/bin/env python3 #!/usr/bin/env python3
"Sky - A simple weather monitor"
import re
import sqlite3
from datetime import datetime
from textwrap import wrap
import darksky
from flask import Flask from flask import Flask
from mapbox import Geocoder from mapbox import Geocoder
import darksky from pytz import timezone
import config
from columnizer import Columnizer from columnizer import Columnizer
from ascii import arts from ascii import arts
import sqlite3
import config
from datetime import datetime
from pytz import timezone
from textwrap import wrap
import re
geocoder = Geocoder(access_token=config.mapbox_key) GEOCODER = Geocoder(access_token=config.mapbox_key)
app = Flask(__name__) APP = Flask(__name__)
cache_db = sqlite3.connect("cache.sqlite", check_same_thread=False) CACHE_DB = sqlite3.connect("cache.sqlite", check_same_thread=False)
def get_coordinates(location, geocoder, cache_db): def get_coordinates(location, geocoder, cache_db):
"Returns the coordinates for a given location"
row = cache_db.execute("select lat,lon,full_name from location where " row = cache_db.execute("select lat,lon,full_name from location where "
"name = ?", (location,)).fetchone() "name = ?", (location,)).fetchone()
@ -33,11 +37,14 @@ def get_coordinates(location, geocoder, cache_db):
def get_weather(coordinates): def get_weather(coordinates):
"Returns the forecast from the coordinates"
return darksky.forecast(config.dark_sky_key, coordinates[0], return darksky.forecast(config.dark_sky_key, coordinates[0],
coordinates[1]) coordinates[1])
def summary_to_c(summary): def summary_to_c(summary):
"Converts Fahrenheits to Celsius in a string"
# pylint: disable=invalid-name
for i in re.findall(r"[\d.]+°F", summary): for i in re.findall(r"[\d.]+°F", summary):
f = float(i[:-2]) f = float(i[:-2])
c = 5 * (f - 32)/9 c = 5 * (f - 32)/9
@ -46,6 +53,7 @@ def summary_to_c(summary):
def weather_to_text(forecast, kind, unit, name): def weather_to_text(forecast, kind, unit, name):
"Converts the forecast to text"
text = name + "\n" text = name + "\n"
if unit == "c": if unit == "c":
text += summary_to_c(forecast[kind]["summary"]) + "\n\n" text += summary_to_c(forecast[kind]["summary"]) + "\n\n"
@ -138,8 +146,9 @@ def weather_to_text(forecast, kind, unit, name):
return text return text
@app.route('/') @APP.route('/')
def index(): def index():
"/ - Gives the default index page"
text = ("\nSky - A simple weather monitor\n\n" text = ("\nSky - A simple weather monitor\n\n"
"Usage\n\n" "Usage\n\n"
"To check weather for your location simply run the following " "To check weather for your location simply run the following "
@ -157,6 +166,7 @@ def index():
def main(location, geocoder, cache_db, kind, unit): def main(location, geocoder, cache_db, kind, unit):
"Main function that returns the weather based on parameters"
try: try:
coordinates = get_coordinates(location, geocoder, cache_db) coordinates = get_coordinates(location, geocoder, cache_db)
except KeyError: except KeyError:
@ -168,53 +178,34 @@ def main(location, geocoder, cache_db, kind, unit):
def strip_colors(text): def strip_colors(text):
"Strips ANSI colors from a string"
return re.sub('\033\\[[0-9;]+?m', '', text) return re.sub('\033\\[[0-9;]+?m', '', text)
app.add_url_rule('/<location>', 'location', lambda location: @APP.route('/<path:path>')
main(location, geocoder, cache_db, "daily", "c")) def url_parser(path):
"Parses the URL"
app.add_url_rule('/<location>/', 'location/', lambda location: location = ''
main(location, geocoder, cache_db, "daily", "c")) unit = 'c'
plain = False
app.add_url_rule('/<location>/t', 'today_location', lambda location: frequency = 'daily'
main(location, geocoder, cache_db, "hourly", "c")) for part in path.strip('/').split('/'):
if part == 'f':
app.add_url_rule('/f/<location>', 'location_f', lambda location: unit = 'f'
main(location, geocoder, cache_db, "daily", "f")) elif part == 'p':
plain = True
app.add_url_rule('/f/<location>/', 'location_f/', lambda location: elif part == 't':
main(location, geocoder, cache_db, "daily", "f")) frequency = 'hourly'
else:
app.add_url_rule('/f/<location>/t', 'today_location_f', lambda location: location = part
main(location, geocoder, cache_db, "hourly", "f")) if plain:
return strip_colors(main(location, GEOCODER, CACHE_DB, frequency,
app.add_url_rule('/p/<location>', 'plain_location', lambda location: unit))
strip_colors(main(location, geocoder, cache_db, "daily", return main(location, GEOCODER, CACHE_DB, frequency, unit)
"c")))
app.add_url_rule('/p/<location>/', 'plain_location/', lambda location:
strip_colors(main(location, geocoder, cache_db, "daily",
"c")))
app.add_url_rule('/p/<location>/t', 'plain_today_location', lambda
location: strip_colors(main(location, geocoder, cache_db,
"hourly", "c")))
app.add_url_rule('/p/f/<location>', 'plain_location_f', lambda location:
strip_colors(main(location, geocoder, cache_db, "daily",
"f")))
app.add_url_rule('/p/f/<location>/', 'plain_location_f/', lambda location:
strip_colors(main(location, geocoder, cache_db, "daily",
"f")))
app.add_url_rule('/p/f/<location>/t', 'plain_today_location_f', lambda
location: strip_colors(main(location, geocoder, cache_db,
"hourly", "f")))
@app.after_request @APP.after_request
def after(response): def after(response):
"Sets content type to text/plain"
response.headers['Content-Type'] = "text/plain; charset=utf-8" response.headers['Content-Type'] = "text/plain; charset=utf-8"
return response return response