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feat: add bio-bait spam detection with profile bio scanning #10

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feat: add bio-bait spam detection with profile bio scanning #10

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110bd11
feat: add bio-bait spam detection with profile bio scanning
rezhajulio May 1, 2026
a6b0329
chore: sanitize spam example references
rezhajulio May 1, 2026
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1 change: 1 addition & 0 deletions src/bot/config.py
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Original file line number Diff line number Diff line change
Expand Up @@ -85,6 +85,7 @@ class Settings(BaseSettings):
duplicate_spam_threshold: int = 2
duplicate_spam_min_length: int = 20
duplicate_spam_similarity: float = 0.95
bio_bait_enabled: bool = True
groups_config_path: str = "groups.json"
logfire_token: str | None = None
logfire_service_name: str = "pythonid-bot"
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32 changes: 32 additions & 0 deletions src/bot/constants.py
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Expand Up @@ -242,6 +242,38 @@ def format_hours_display(hours: int) -> str:
"📌 [Peraturan Grup]({rules_link})"
)

# Bio bait spam notification (e.g. "cek bio aku" / "lihat byoh")
BIO_BAIT_SPAM_NOTIFICATION = (
"🚫 *Spam Bio Bait Terdeteksi*\n\n"
"Pesan dari {user_mention} telah dihapus karena berisi ajakan "
"untuk mengecek bio/profil, pola yang umum dipakai untuk spam/promosi/scam.\n\n"
"Pengguna telah dibatasi.\n\n"
"📌 [Peraturan Grup]({rules_link})"
)

BIO_BAIT_SPAM_NOTIFICATION_NO_RESTRICT = (
"🚫 *Spam Bio Bait Terdeteksi*\n\n"
"Pesan dari {user_mention} telah dihapus karena berisi ajakan "
"untuk mengecek bio/profil, pola yang umum dipakai untuk spam/promosi/scam.\n\n"
"📌 [Peraturan Grup]({rules_link})"
)

# Bio profile link spam (user's profile bio contains promo/scam links)
BIO_LINK_SPAM_NOTIFICATION = (
"🚫 *Spam Bio Profil Terdeteksi*\n\n"
"Pesan dari {user_mention} telah dihapus karena akun ini memiliki "
"bio profil dengan tautan/mention Telegram mencurigakan.\n\n"
"Pengguna telah dibatasi.\n\n"
"📌 [Peraturan Grup]({rules_link})"
)

BIO_LINK_SPAM_NOTIFICATION_NO_RESTRICT = (
"🚫 *Spam Bio Profil Terdeteksi*\n\n"
"Pesan dari {user_mention} telah dihapus karena akun ini memiliki "
"bio profil dengan tautan/mention Telegram mencurigakan.\n\n"
"📌 [Peraturan Grup]({rules_link})"
)

# Whitelisted URL domains for new user probation
# These domains are allowed even during probation period
# Matches exact domain or subdomains (e.g., "github.com" matches "www.github.com")
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2 changes: 2 additions & 0 deletions src/bot/group_config.py
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Original file line number Diff line number Diff line change
Expand Up @@ -41,6 +41,7 @@ class GroupConfig(BaseModel):
duplicate_spam_threshold: int = 2
duplicate_spam_min_length: int = 20
duplicate_spam_similarity: float = 0.95
bio_bait_enabled: bool = True

@field_validator("group_id")
@classmethod
Expand Down Expand Up @@ -193,6 +194,7 @@ def build_group_registry(settings: object) -> GroupRegistry:
duplicate_spam_threshold=settings.duplicate_spam_threshold,
duplicate_spam_min_length=settings.duplicate_spam_min_length,
duplicate_spam_similarity=settings.duplicate_spam_similarity,
bio_bait_enabled=settings.bio_bait_enabled,
)
registry.register(config)

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