Prevent message is not modified exceptions

This commit is contained in:
Davte 2020-05-18 22:08:10 +02:00
parent 7f140371b6
commit 2131c6acf9
2 changed files with 24 additions and 11 deletions

View File

@ -11,7 +11,7 @@ __author__ = "Davide Testa"
__email__ = "davide@davte.it"
__credits__ = ["Marco Origlia", "Nick Lee @Nickoala"]
__license__ = "GNU General Public License v3.0"
__version__ = "2.5.19"
__version__ = "2.5.20"
__maintainer__ = "Davide Testa"
__contact__ = "t.me/davte"

View File

@ -186,12 +186,21 @@ operators = get_operators()
operators_spacer = re.compile(r"(\d)\s*([+\-*%]|/{1,2})\s*(\d)")
spaced_operators = r"\1 \2 \3"
operators_space_remover = re.compile(r"(\d)\s*(\*\*)\s*(\d)")
un_spaced_operators = r"\1\2\3"
non_spaced_operators = r"\1\2\3"
multiple_newlines_regex = re.compile(r"[\n|\r][\n|\s]{2,}")
multiple_spaces_regex = re.compile(r"\s{2,}")
def prettify_expression(expression):
"""Make expression cleaner to read.
Place a single space around binary operators `+,-,*,%,/,//`, no space
around `**`, single newlines and single spaces.
"""
expression = operators_spacer.sub(spaced_operators, expression)
expression = operators_space_remover.sub(un_spaced_operators, expression)
expression = operators_space_remover.sub(non_spaced_operators, expression)
expression = multiple_newlines_regex.sub('\n', expression)
expression = multiple_spaces_regex.sub(' ', expression)
return expression
@ -353,6 +362,7 @@ async def calculate_session(bot: Bot,
record = bot.db['calculations'].find_one(
id=record_id
)
old_expression = record['expression']
if record is None:
logging.error("Invalid record identifier!")
return
@ -389,19 +399,22 @@ async def calculate_session(bot: Bot,
['id']
)
if expression:
text = bot.get_message(
'useful_tools', 'calculate_command', 'result',
language=language,
expressions=evaluate_expressions(bot=bot,
expressions=expression,
language=language)
)
if expression.strip(' \n') != old_expression.strip(' \n'):
text = bot.get_message(
'useful_tools', 'calculate_command', 'result',
language=language,
expressions=evaluate_expressions(bot=bot,
expressions=expression,
language=language)
)
else:
text = ''
else:
text = bot.get_message(
'useful_tools', 'calculate_command', 'instructions',
language=language
)
if last_entry is None:
if last_entry is None or not text:
return
await bot.edit_message_text(
text=text,