def update_pol_stock(conn_str=None):
db = Database(conn_str)
beers = db.get_pol_beers()
shops = [pol['id'] for pol in db.get_pol_shops()]
stock_by_pol = []
for beer in beers:
stocks = check_beer(beer['id'])
for stock in stocks:
num = stock['stock']
updated = stock['updated']
stock_by_pol.append({
'shop_id': stock['pol_id'],
'pol_beer_id': beer['id'],
'stock': num,
'updated': updated
})
shops_with_beer = [int(stock['pol_id']) for stock in stocks]
for pol_id in shops:
if pol_id not in shops_with_beer:
stock_by_pol.append({
'shop_id': pol_id,
'pol_beer_id': beer['id'],
'stock': 0,
'updated': datetime.now()
})
save_stock(stock_by_pol, db)
db.add_log('pol_stock')
def update_pol_beers(conn_str=None):
db = Database(conn_str)
beers_polet, updated = read_pol_beers()
# ok, unwrap generator
beers_polet = [b for b in beers_polet]
breweries_rb = db.get_rb_breweries()
breweries_pol = get_breweries_polet(beers_polet)
matched_pol_rb = match_pol_breweries(breweries_pol, breweries_rb)
matched_beers = []
for rb_beer_id, pol_breweries in matched_pol_rb.iteritems():
rb_brewery = find_in_list(breweries_rb, 'id', rb_beer_id)['name']
rb_beers_for_brewery = db.get_rb_beers_for_brewery(rb_beer_id)
matched_beers += match_pol_beers(
rb_brewery,
rb_beers_for_brewery,
pol_breweries,
beers_polet,
db
)
save_pol_beers(matched_beers, db)
db.add_log('pol_beers', updated)
def update_ratebeer(conn_str=None):
db = Database(conn_str)
breweries, breweries_updated = read_ratebeer_breweries()
update_rb_breweries(breweries, db)
db.add_log('ratebeer_breweries', breweries_updated)
beers, beers_updated = read_ratebeer_beers()
update_rb_beers(beers, db)
db.add_log('ratebeer_beers', beers_updated)
def read(conn_str=None):
db = Database(conn_str)
r = requests.get(URL)
r.encoding = 'ISO-8859-1'
lines = r.text.splitlines()
parser = get_line_parser(FIELDS)
shops = [parse_line(line, parser) for line in lines[1:]]
shop_ids = get_ids()
for shop in shops:
shop['Kategori'] = int(shop['Kategori'].replace('Kategori ', ''))
shop['id'] = shop_ids.get(shop['Butikknavn'], None)
save_shops(shops, db)
datetime = get_datetime(shops)
db.add_log('pol_shops', datetime)
def read(conn_str=None):
db = Database(conn_str)
r = requests.get(URL)
r.encoding = "ISO-8859-1"
lines = r.text.splitlines()
parser = get_line_parser(FIELDS)
shops = [parse_line(line, parser) for line in lines[1:]]
shop_ids = get_ids()
for shop in shops:
shop["Kategori"] = int(shop["Kategori"].replace("Kategori ", ""))
shop["id"] = shop_ids.get(shop["Butikknavn"], None)
save_shops(shops, db)
datetime = get_datetime(shops)
db.add_log("pol_shops", datetime)
def read(conn_str=None):
db = Database(conn_str)
r = requests.get(URL)
r.encoding = 'ISO-8859-1'
lines = r.text.splitlines()
parser = get_line_parser(FIELDS)
shops = [parse_line(line, parser) for line in lines[1:]]
shop_ids = get_ids()
for shop in shops:
shop['Kategori'] = int(shop['Kategori'].replace('Kategori ', ''))
shop['id'] = shop_ids.get(shop['Butikknavn'], None)
save_shops(shops, db)
datetime = get_datetime(shops)
db.add_log('pol_shops', datetime)
def update_brewery_positions(conn_str=None):
db = Database(conn_str)
countries = {'154': 'NO'}
matches = []
for rb_id, iso_code in countries.iteritems():
matches += map_breweries_for_country(db, rb_id, iso_code)
db.run_upserts(SQL, matches)
ids = [m['osm_id'] for m in matches]
delete_sql = '''
DELETE FROM rb_brewery_position where osm_id NOT IN %s;
'''
db.execute_sql(delete_sql, tuple(ids))
db.add_log('osm')
def update_pol_beers(conn_str=None):
db = Database(conn_str)
beers_polet, updated = read_pol_beers()
breweries_rb = db.get_rb_breweries()
breweries_pol = get_breweries_polet(beers_polet)
matched_pol_rb = match_pol_breweries(breweries_pol, breweries_rb)
matched_beers = []
for rb_beer_id, pol_breweries in matched_pol_rb.iteritems():
rb_brewery = find_in_list(breweries_rb, 'id', rb_beer_id)['name']
rb_beers_for_brewery = db.get_rb_beers_for_brewery(rb_beer_id)
matched_beers += match_pol_beers(rb_brewery, rb_beers_for_brewery,
pol_breweries, beers_polet, db)
save_pol_beers(matched_beers, db)
db.add_log('pol_beers', updated)
def update_pol_stock(conn_str=None):
db = Database(conn_str)
beer_ids = [beer['id'] for beer in db.get_pol_beers()]
shops = [pol['id'] for pol in db.get_pol_shops()]
for shop_id in shops:
stock_for_pol = get_pol_stock_for_pol(shop_id)
stock_by_pol = []
for stock in stock_for_pol:
beer_id = stock['product_id']
if beer_id in beer_ids:
stock_by_pol.append({
'shop_id': shop_id,
'pol_beer_id': beer_id,
'stock': stock['stock'],
'updated': stock['updated']
})
save_stock(stock_by_pol, db)
db.add_log('pol_stock')
async def handle_client(reader, writer):
# get param in square brackets of client requests
def get_param(inp):
param = re.search(r"\[(.+)\]", inp)
return param.group(1)
# convert images needed for day menu to bytes
def prepare_images(day):
rows = db.get_food_by_day(day)
img_list = []
try:
for row in rows:
with open(dir_path + "/images/" + row[1], "rb") as img_file:
img_list.append(img_file.read())
return img_list
except Exception as e:
print('Something wrong happened!')
print(e)
request = None
data = "ERROR. Invalid Request. Try again."
try:
while request != 'quit':
db = Database()
request = (await reader.read(255)).decode()
# handling of client requests
if request:
print(f"--------------------------\nCLIENT SAYS: {request}")
if "GET FOOD BY DAY" in request:
day = get_param(request)
rows = db.get_food_by_day(day)
if len(rows) != 0:
data = rows
elif "GET FOODCOURTS" in request:
rows = db.get_foodcourts()
if len(rows) != 0:
data = rows
elif "GET PROMOS" in request:
rows = db.get_promos()
if len(rows) != 0:
data = rows
elif "GET IMAGES" in request:
day = get_param(request)
rows = prepare_images(day)
if rows:
data = rows
elif "LOG PURCHASE" in request:
details = get_param(request)
if "," in details:
log_details = details.split(",")
db.add_log(log_details[0], log_details[1])
data = "Log successful."
data_send = pickle.dumps(data)
print(f"Size of data: {len(data_send)}")
writer.write(data_send)
await writer.drain()
writer.close()
# client finishes connection
except ConnectionResetError:
print("Connection ended.\n")
