)Jf dZddlZddlmZddlmZgdZdZdZej dZ d Z d Z d Z d Zd ZdZdZdS)zUtility functions for handling XRIs. @see: XRI Syntax v2.0 at the U{OASIS XRI Technical Committee} N)reduce) codecutil)!=@+$(cV|ds|r|dtvrdSdS)zWDetermine if this identifier is an XRI or URI. @returns: C{"XRI"} or C{"URI"} xri://rXRIURI) startswithXRI_AUTHORITIES) identifiers S/home/alex/cs2snipeproduction/venv/lib/python3.11/site-packages/openid/yadis/xri.pyidentifierSchemers: X&&:+5a=O+K+KuucT|dsd|z}t|S)z$Transform an XRI to IRI-normal form.r )r escapeForIRIxris r toIRINormalrs- >>( # #n   rz \((.*?)\)c|}|dd}|dd}|dd}|S)zKEscape things that need to be escaped if they're in a cross-reference. /z%2F?z%3F#z%23)groupreplace) xref_matchxrefs r _escape_xrefr"%sS     D <<U # #D <<U # #D <<U # #D Krcr|dd}tt|}|S)zBEscape things that need to be escaped when transforming to an IRI.%z%25)r_xref_resubr"rs rrr/s- ++c5 ! !C ,,|S ) )C Jrc:tt|S)z$Transform an XRI to URI normal form.)iriToURIrrs r toURINormalr)6s K$$ % %%rct|trt|d}|ddS)z.Transform an IRI to a URI by escaping unicode.zutf-8)encodingasciioid_percent_escape)errors) isinstancebytesstrencodedecode)iris rr(r(;sK#u)#((( ::g&:: ; ; B B D DDrcL|d}|d|}||kS)zKIs this provider ID authoritative for this XRI? @returntype: bool rN)rindex) providerID canonicalIDlastbangparents rproviderIsAuthoritativer;Cs0 !!#&&H ( #F Z rc|dr |dd}|ddd}|ddkr!|d|ddz}nY|dtvr |d}nA|d }t t jd |D}|d}t|S) zReturn the root authority for an XRI. Example:: rootAuthority("xri://@example") == "xri://@" @type xri: unicode @returntype: unicode r Nrrr )rc8g|]}|dS)*)split).0ss r z!rootAuthority..hs"(H(H(H!(H(H(Hr)rrBindexrrlist__add__r )r authorityrootsegmentss r rootAuthorityrLNs ~~h!""g #q!!!$I|s 2)//#..223 1 ( (|??3''$,(H(Hx(H(H(HII{ t99rc:|dsd|z}|S)a)An XRI object allowing comparison of XRI. Ideally, this would do full normalization and provide comparsion operators as per XRI Syntax. Right now, it just does a bit of canonicalization by ensuring the xri scheme is present. @param xri: an xri string @type xri: unicode r )rrs rr r ns& >>( # #n Jr)__doc__re functoolsropenidrrrrcompiler%r"rr)r(r;rLr rrrTs  000    2:l # #&&& EEE   @     r