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0245b590e9
Prior to this, we only supported direct mention to the user groups. This commit extends that support to silent mention for the user groups. A related test case is also added. Fixes: #11711.
38 lines
1.2 KiB
Python
38 lines
1.2 KiB
Python
import re
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from typing import Match, Optional, Set, Tuple
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# Match multi-word string between @** ** or match any one-word
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# sequences after @
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MENTIONS_RE = re.compile(r"(?<![^\s\'\"\(,:<])@(?P<silent>_?)(\*\*(?P<match>[^\*]+)\*\*)")
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USER_GROUP_MENTIONS_RE = re.compile(r"(?<![^\s\'\"\(,:<])@(?P<silent>_?)(\*(?P<match>[^\*]+)\*)")
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wildcards = ["all", "everyone", "stream"]
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def user_mention_matches_wildcard(mention: str) -> bool:
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return mention in wildcards
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def extract_mention_text(m: Match[str]) -> Tuple[Optional[str], bool]:
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text = m.group("match")
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if text in wildcards:
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return None, True
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return text, False
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def possible_mentions(content: str) -> Tuple[Set[str], bool]:
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# mention texts can either be names, or an extended name|id syntax.
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texts = set()
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message_has_wildcards = False
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for m in MENTIONS_RE.finditer(content):
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text, is_wildcard = extract_mention_text(m)
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if text:
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texts.add(text)
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if is_wildcard:
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message_has_wildcards = True
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return texts, message_has_wildcards
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def possible_user_group_mentions(content: str) -> Set[str]:
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return {m.group("match") for m in USER_GROUP_MENTIONS_RE.finditer(content)}
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