def __init__(self, constantJSON='data/constants.json'):
with open(constantJSON, 'r', encoding='utf8') as file:
constants = json.load(file)
# set informations
self.sets = constants['sets']
self.setIds = {}
for id, setDetails in self.sets.items():
self.setIds[setDetails['name']] = id
# classes
self.classes = constants.get('classes', {})
# special keywords to replace
self.__specials = {}
for key, values in constants['specials'].items():
cards = [CardDB.cleanName(card) for card in values]
self.__specials[CardDB.cleanName(key)] = cards
self.specialNames = self.__specials.keys()
# alternative card names
self.__translations = {}
for key, alts in constants['alternative_names'].items():
org = CardDB.cleanName(key)
if isinstance(alts, list):
for alt in alts:
self.__translations[CardDB.cleanName(alt)] = org
else:
self.__translations[CardDB.cleanName(alts)] = org
self.alternativeNames = self.__translations.keys()
def __getCards(self, text):
"""look for [[cardname]]s in text and collect them"""
cards = []
if len(text) < 6:
return cards
# regex for escaped (new reddit and some apps) and unescaped brackets
for card in re.finditer(r'\\?\[\\?\[([^\]\\]{1,30})\\?\]\\?\]', text):
card = card.group(1)
log.debug("adding a card: %s", card)
cleanCard = CardDB.cleanName(card)
if cleanCard:
log.debug("cleaned card name: %s", cleanCard)
# slight spelling error?
checkedCard = self.spellChecker.correct(cleanCard)
if cleanCard != checkedCard:
log.info("spelling fixed: %s -> %s",
cleanCard, checkedCard)
# is alternative name?
checkedCard = self.constants.translateAlt(checkedCard)
# add cardname
if checkedCard not in cards:
cards.append(checkedCard)
else:
log.info("duplicate card: %s", card)
# sometimes cards are removed, get more to fill limit
if len(cards) >= self.constants.CARD_LIMIT * 2:
break
return cards
def getCards(self, text):
"""look for [[cardname]]s in text and collect them securely"""
cards = []
if len(text) < 6:
return cards
open_bracket = False
card = ''
# could be regex, but I rather not parse everything evil users are sending
for i in range(1, len(text)):
c = text[i]
if open_bracket and c != ']':
card += c
if c == '[' and text[i - 1] == '[':
open_bracket = True
if c == ']' and open_bracket:
if len(card) > 0:
log.debug("adding a card: %s", card)
cleanCard = CardDB.cleanName(card)
if cleanCard:
log.debug("cleaned card name: %s", cleanCard)
# slight spelling error?
checkedCard = self.spellChecker.correct(cleanCard)
if cleanCard != checkedCard:
log.info("spelling fixed: %s -> %s", cleanCard,
checkedCard)
# is alternative name?
checkedCard = self.constants.translateAlt(checkedCard)
# add cardname
if checkedCard not in cards:
cards.append(checkedCard)
else:
log.info("duplicate card: %s", card)
card = ''
open_bracket = False
if len(cards) >= self.constants.CARD_LIMIT:
break
if len(card) > 30:
card = ''
open_bracket = False
return cards
def test_CleanName(self):
self.assertEqual(CardDB.cleanName('Ab: 1c'), 'abc')
def test_CleanName(self):
self.assertEqual(CardDB.cleanName('Ab: 1c'), 'abc')