import re
__all__ = ["RegexHelper"]
[docs]
class RegexHelper:
# Getters
# -------
@staticmethod
def get_the_first_integer_from_string(string: str) -> int:
pattern = re.compile(r"\d+")
_match = re.search(pattern, string)
if not _match:
raise Exception("No match founnd")
return int(_match.group())
@staticmethod
def get_id_from_url(url: str) -> int:
pattern = re.compile(r"/(\d+)/")
_match = re.search(pattern, url)
if not _match:
raise Exception("No match found")
_id = _match.group(1)
if not _id.isdigit():
raise Exception("Id is not a digit.")
return int(_id)
@staticmethod
def get_content_between_first_brackets(text: str) -> str:
pattern = re.compile(r"\((.*?)\)")
if content := re.search(pattern, text):
return content.group(1)
else:
raise Exception("No content found")
@staticmethod
def get_first_integer_from_url(text: str) -> int:
pattern = r"\/(\d+)\/"
_matches = re.search(pattern, text)
if not _matches:
raise Exception("There is no match")
_id = _matches.group(1)
if not _id.isdigit():
raise Exception("Id is not a digit.")
return int(_id)
# Checks
# -------
@staticmethod
def check_if_string_contains_integer(string: str) -> bool:
pattern = re.compile(r"\d+")
return bool(re.search(pattern, string))
@staticmethod
def check_if_string_contains_bracket(string: str) -> bool:
pattern = re.compile(r"\[\d+\]")
return bool(re.search(pattern, string))
# Replacements
# ------------
@staticmethod
def replace_br_with_newline(text: str) -> str:
return re.sub(r"<br\s*\/?>", "\n", text)
@staticmethod
def remove_anime_from_the_end_of_a_string(text: str) -> str:
pattern = r"(.*?)\sAnime"
return re.sub(pattern, r"\1", text)
@staticmethod
def remove_multiple_newline(text: str) -> str:
return re.sub(r"\n+", "\n", text)