OKi3%SrSSKJr SSKrSSKrSSKrSSKrSSKJrJ r SSK J r SSK J r SSKJr SSKJr \ S r"S S \5r"S S \5r\\/\\4rS&SjrS&SjrS&SjrS&SjrS&Sjr\\\\\S.rS\S'Sr Sr!S'Sjr"S(Sjr#Sr$Sr%S(Sjr&S(Sjr'S)Sjr(S*Sjr)\ "SS 9"S!S"55r*\ "SS 9"S#S$55r+/S%Qr,g)+z5Shared redaction utilities for middleware components.) annotationsN)CallableSequence) dataclass)Literal)urlparse) TypedDict)blockredactmaskhashcB\rSrSr%SrS\S'S\S'S\S'S\S'S rg ) PIIMatchz1Represents an individual match of sensitive data.strtypevalueintstartendN)__name__ __module__ __qualname____firstlineno____doc____annotations____static_attributes__rh/var/www/html/dynamic-report/venv/lib/python3.13/site-packages/langchain/agents/middleware/_redaction.pyrrs; I J J Hrrc0^\rSrSrSrSU4SjjrSrU=r$)PIIDetectionErrorz=Raised when configured to block on detected sensitive values.cx>Xl[U5Ul[U5nSUSUS3n[TU]U5 g)zInitialize the exception with match context. Args: pii_type: Name of the detected sensitive type. matches: All matches that were detected for that type. z Detected z instance(s) of z in text contentN)pii_typelistmatcheslensuper__init__)selfr%r'countmsg __class__s r r*PIIDetectionError.__init__ sA! G} G % 0 :JK r)r'r%)r%rr'zSequence[PIIMatch]returnNone)rrrrrr*r __classcell__)r.s@r r"r"sG  rr"c Sn[R"X5Vs/sH9n[SUR5UR 5UR 5S9PM; sn$s snf)zDetect email addresses in content. Args: content: The text content to scan for email addresses. Returns: A list of detected email matches. z3\b[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Z|a-z]{2,}\bemailrrrrrefinditerrgrouprrcontentpatternmatchs r detect_emailr>2saEG[[2 3E ++-++-  3  AAc Sn/n[R"X5H\nUR5n[U5(dM%UR [ SUUR 5UR5S95 M^ U$)zDetect credit card numbers in content using Luhn validation. Args: content: The text content to scan for credit card numbers. Returns: A list of detected credit card matches. z*\b\d{4}[\s-]?\d{4}[\s-]?\d{4}[\s-]?\d{4}\b credit_cardr5)r7r8r9 _passes_luhnappendrrr)r;r<r'r= card_numbers r detect_credit_cardrEGsj\"{}|\\^`\[\]]+>httphttpsurlr5zy\b(?:www\.)?[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+(?:/[^\s]*)?c3># UHAoSTs=:*=(a US:Os =(d USTs=:=(a US:*Os v MC g7f)rrNr).0mrrs r detect_url..sD_W^RSzU--QuX-M7c1M1MQuX1MMW^sA A /zwww.zhttp://.) r7r8r9rschemenetlocrCrrrany startswith) r;r'scheme_patternr=rTresult bare_patterntest_urlrrs @@r detect_urlrds7!G7N^5kkm# ==- -&--- NN++-   6  L \3[[]EIIK s _W^_ _ _ kkm #:// Hh'F}}} !5"!# 4. Nr)r4rArGrOrTzdict[str, Detector]BUILTIN_DETECTORS c>UVs/sH$oR5(dM[U5PM& nn[[U5s=::a [::dg gSn[ [ U55H$upEUnUS-S:XaUS-nUS:aUS-nX6- nM& US-S:H$s snf)z4Validate credit card number using the Luhn checksum.Fr )isdigitr_CARD_NUMBER_MIN_DIGITSr(_CARD_NUMBER_MAX_DIGITS enumeratereversed)rDddigitschecksumindexdigitrs r rBrBs) 9kYY[fc!fkF 9 "c&k L5L L MH!(6"23  19> QJEqy  4 b=A :s BBcUn[U[R"S5SS9H-nSUSR5S3nUSUSU-X#SS-nM/ U$)NrTkeyreversez [REDACTED_r]r)sortedoperator itemgetterupper)r;r'rar= replacements r _apply_redact_strategyrsm FX%8%8%A4P"5=#6#6#8"9; (%.)K7&u:PPQ MrcUn[U[R"S5SS9GHenUSnUSnUS:Xa\URS5n[ U5S:Xa9US RS 5n[ U5S :a US S US 3OUS S3nOSnOUS:XaUSR SU55n SU;aSO SU;aSOSn U (aSU SU SU U [ *S3nOSU [ *S3nOUS:Xa/URS 5n [ U 5[:XaSU S 3OSnORUS:Xa!SU;aSOSn SU SU SU SU SU USS3 nO+US:XaSnO"[ U5[ :a SU[ *S3OSnUSUSU-X#SS-nGMh U$)NrTrxrrr4@rirjr[rz@****.z@****z****rAc3R# UHoR5(dMUv M g7f)N)rm)rVcs r rX'_apply_mask_strategy.. s!BUiik!!Us' '- z ************rGz*.*.*.rO:z**rTz [MASKED_URL]r)r|r}r~splitr(join_UNMASKED_CHAR_NUMBER_IPV4_PARTS_NUMBER) r;r'rar=rr%parts domain_partsmasked digits_only separatoroctetss r _apply_mask_strategyrs FX%8%8%A4Pg= w KK$E5zQ$Qx~~c2 <(1,Qxj|B'7&89!!H:U+    &''!BU!BBK"e|u "I9+T)D "$9#9#:;<> ( 5J4J4K(L'MN  [[%F.1&k=O.OvfRj\*U[F  &"e|IYKr)BykI;b TYZ\Z]T^S_`  #Fu: 55u334567  (%.)F2V%LN5KKQQR MrcUn[U[R"S5SS9HZn[R"USR 55R 5SSnSUSSUS 3nUSUSU-X#S S-nM\ U$) NrTrxrr)r|r}r~hashlibsha256encode hexdigest)r;r'rar=digestrs r _apply_hash_strategyr)s FX%8%8%A4Pg 5 5 78BBDRaH%-vha8 (%.)K7&u:PPQ MrcU(dU$US:Xa [X5$US:Xa [X5$US:Xa [X5$US:Xa[USSU5eSU3n[ U5e)a~Apply the configured strategy to matches within content. Args: content: The content to apply strategy to. matches: List of detected PII matches. strategy: The redaction strategy to apply. Returns: The content with the strategy applied. Raises: PIIDetectionError: If the strategy is `'block'` and matches are found. ValueError: If the strategy is unknown. r r r r rrzUnknown redaction strategy: )rrrr"rJ)r;r'strategyr-s r apply_strategyr2sy& 8%g776#G556#G557 6 2G<< ( 3C S/rc^^UcBT[;a/STS[[R55S3n[U5e[T$[ U[ 5(a![ R"U5mSUU4SjjnU$U$)akReturn a callable detector for the given configuration. Args: pii_type: The PII type name. detector: Optional custom detector or regex pattern. If `None`, a built-in detector for the given PII type will be used. Returns: The resolved detector. Raises: ValueError: If an unknown PII type is specified without a custom detector or regex. zUnknown PII type: z. Must be one of z or provide a custom detector.c >TRU5Vs/sH9n[TUR5UR5UR 5S9PM; sn$s snf)Nr5)r8rr9rr)r;r=r<r%s r regex_detector(resolve_detector..regex_detectorls\%--g67E !++-++-  7 sAAr;rr0list[PIIMatch])rer&keysrJ isinstancerr7compile)r%detectorr-rr<s` @r resolve_detectorrSs , ,$XJ/""&'8'='='?"@!AA_a S/ ! **(C  **X&   OrT)frozencJ\rSrSr%SrS\S'SrS\S'SrS \S 'S S jrS r g) RedactionRulei{z-Configuration for handling a single PII type.rr%r RedactionStrategyrNDetector | str | Nonerc[URUR5n[URURUS9$)zbResolve runtime detector and return an immutable rule. Returns: The resolved redaction rule. )r%rr)rr%rResolvedRedactionRuler)r+resolved_detectors r resolveRedactionRule.resolves7 -T]]DMMJ$]]]]&  rr)r0r) rrrrrrrrrrrrr rr{s%7M"*H*&*H#*  rrcB\rSrSr%SrS\S'S\S'S\S'S S jrS rg ) riz,Resolved redaction rule ready for execution.rr%rrDetectorrclURU5nU(dU/4$[XUR5nX24$)zApply this rule to content, returning new content and matches. Args: content: The text content to scan and redact. Returns: A tuple of (updated content, list of detected matches). )rrr)r+r;r'updateds r applyResolvedRedactionRule.applys8--(B;  4==ArrN)r;rr0ztuple[str, list[PIIMatch]])rrrrrrrrrrr rrs6M  rr) r"rrrrrEr>rMrPrdr)rDrr0bool)r;rr'rr0r)r;rr'rrrr0r)r%rrrr0r)-r __future__rrrHr}r7collections.abcrr dataclassesrtypingr urllib.parsertyping_extensionsr rr Exceptionr"rr&rr>rErMrPrdrerrnrorBrrrrrrrrr__all__rrr rsI;" .!!'=>B y  " SE4>) *D*6<*9z% %  *&9"+\    B%P $   * $   . r