ó •‰]c@@sçddlmZddlZddlmZmZmZmZmZddl m Z ddl m Z m Z ddlmZmZmZde fd„ƒYZd e fd „ƒYZd „Zdd lmZd „Zddd„ZdS(i(tabsolute_importN(tStringtSettNoneSettAliastSequence(t Serialisable(tREL_NSt PKG_REL_NS(tElementt fromstringttostringt RelationshipcB@steZdZdZeƒZeƒZedƒZede ƒZ ede ƒZ edƒZ dddddd„ZRS(s'Represents many kinds of relationships.R tTargett allow_nonetIdcC@sI|dk r!djt|ƒ}n||_||_||_||_dS(s— `type` can be used as a shorthand with the default relationships namespace otherwise the `Type` must be a fully qualified URL s{0}/{1}N(tNonetformatRtTypeR t TargetModeR(tselfRRttypeR R((s>lib/python2.7/site-packages/openpyxl/packaging/relationship.pyt__init__$s    N(t__name__t __module__t__doc__ttagnameRRR RttargettTrueRRtidRR(((s>lib/python2.7/site-packages/openpyxl/packaging/relationship.pyR s    tRelationshipListcB@s_eZdZedeƒZd d„Zd„Zd„Zd„Zd„Z d„Z d„Z RS( t Relationshipst expected_typecC@s ||_dS(N(R (RR ((s>lib/python2.7/site-packages/openpyxl/packaging/relationship.pyR>scC@sH|j}|j|ƒ|js;djt|ƒƒ|_n||_dS(NsrId{0}(R tappendRRtlen(Rtvaluetvalues((s>lib/python2.7/site-packages/openpyxl/packaging/relationship.pyR!Bs    cC@s t|jƒS(N(R"R (R((s>lib/python2.7/site-packages/openpyxl/packaging/relationship.pyt__len__JscC@s t|jƒS(N(tboolR (R((s>lib/python2.7/site-packages/openpyxl/packaging/relationship.pyt__bool__Nscc@s/x(|jD]}|j|kr |Vq q WdS(s« Find relationships by content-type NB. these content-types namespaced objects and different to the MIME-types in the package manifest :-( N(R R(Rt content_typetr((s>lib/python2.7/site-packages/openpyxl/packaging/relationship.pytfindRscC@s@x$|jD]}|j|kr |Sq Wtdj|ƒƒ‚dS(NsUnknown relationship: {0}(R RtKeyErrorR(RtkeyR)((s>lib/python2.7/site-packages/openpyxl/packaging/relationship.pyt __getitem__]scC@sjtddtƒ}xQt|jdƒD]=\}}|jsOdj|ƒ|_n|j|jƒƒq%W|S(NRtxmlnsisrId{0}(R Rt enumerateR RRR!tto_tree(Rttreetidxtrel((s>lib/python2.7/site-packages/openpyxl/packaging/relationship.pyR0ds  (( RRRRR RR!R%R'R*R-R0(((s>lib/python2.7/site-packages/openpyxl/packaging/relationship.pyR7s     cC@s7tj|ƒ\}}tj|ddj|ƒƒ}|S(s± Convert relative path to absolutes that can be loaded from a zip archive. The path to be passed in is that of containing object (workbook, worksheet, etc.) t_relss{0}.rels(t posixpathtsplittjoinR(tpathtfoldertobjtfilename((s>lib/python2.7/site-packages/openpyxl/packaging/relationship.pyt get_rels_pathns(twarnc C@sÿ|j|ƒ}t|ƒ}ytj|ƒ}Wn3tk rcdj|ƒ}t|ƒtƒ}nXtj|ƒ}tj |ƒd}xr|j D]g}|j dkr«qq|j j dƒrÐ|j d|_ qtj||j ƒ} tj| ƒ|_ qW|S(sl Normalise dependency file paths to absolute ones Relative paths are relative to parent object s+{0} contains invalid dependency definitionsitExternalt/i(treadR Rt from_treet TypeErrorRR=R5tdirnameR6R RRt startswithR7tnormpath( tarchiveR;tsrctnodetrelstmsgR9tparentR)tpth((s>lib/python2.7/site-packages/openpyxl/packaging/relationship.pytget_dependents|s$    c C@sát||gƒs!tdƒ‚n|dk r:||}n1yt|j|jƒƒ}Wntk rjdSX|j}|j|ƒ}t |ƒ}|j |ƒ}t |ƒ} yt || ƒ|_ Wntk rÜg|_ nX|S(s4 Get related object based on id or rel_type s.Either the id or the content type are requiredN(tanyt ValueErrorRtnextR*trel_typet StopIterationRR@R RAR<RMtdepsR+( RFRSRtclsR3R8RGR1R:t rels_path((s>lib/python2.7/site-packages/openpyxl/packaging/relationship.pytget_rel—s$        (t __future__RR5topenpyxl.descriptorsRRRRRt!openpyxl.descriptors.serialisableRtopenpyxl.xml.constantsRRtopenpyxl.xml.functionsR R R R RR<twarningsR=RMRRV(((s>lib/python2.7/site-packages/openpyxl/packaging/relationship.pyts ( 7