B CVvgLM@sddlZddlZddlZddlmZddlmZddlmZm Z ddl m Z ddl m Z ddlmZddlmZmZdd lmZmZdd lmZdd lmZdd lmZdd lmZmZdddDZ dde !DZ"edd#dde"DZ$Gddde%Z&ddZ'ddZ(ddZ)ddZ*d d!Z+d"d#Z,d$d%Z-Gd&d'd'e Z.d(d)Z/dEd*d+Z0dFd,d-Z1d.d/Z2dGd1d2Z3d3d4Z4d5d6Z5dHd7d8Z6Gd9d:d:e%Z7d;d<Z8d=d>Z9d?d@Z:dAdBZ;dCdDZ/tmp/pip-install-o3oxmrkh/Django/django/contrib/admin/utils.py srs":/_#?;@&=+$,"[]<>% \cCsi|]\}}t||qSr)chr)rkvrrrrsz_(?:%s)|cCsg|]}|ddqS)Nr)rxrrr src@seZdZdZdS)FieldIsAForeignKeyColumnNamez/A field is a foreign key attname, i.e. _id.N)__name__ __module__ __qualname____doc__rrrrrsrc Cs|t}xt|D]l}|dkr$|jj}y||}Wntk rHwYqXt|dr|}|dj}t dd|DrdSqWdS)zT Return True if 'distinct()' should be used to query the given lookup path. pk get_path_infocss|] }|jVqdS)N)Zm2m)rpathrrr /sz(lookup_needs_distinct..TF) splitrr#name get_fieldrhasattrr$to_optsany)optsZ lookup_pathZ lookup_fields field_namefieldZ path_inforrrlookup_needs_distincts    r1cCs0|dr|d}n|dr,|dk}|S)zJ Return a lookup value prepared to be used in queryset filtering. Z__in,Z__isnull)false0)endswithr(lower)keyvaluerrrprepare_lookup_value5s     r:cCst|tr|tS|S)a* Ensure that primary key values do not confuse the admin URLs by escaping any '/', '_' and ':' and similarly problematic characters. Similar to urllib.parse.quote(), except that the quoting is slightly different so that it doesn't get automatically unquoted by the Web browser. ) isinstancestr translate QUOTE_MAP)srrrquoteBsr@cCstdd|S)zUndo the effects of quote().cSs t|dS)Nr) UNQUOTE_MAP)mrrrNzunquote..) UNQUOTE_REsub)r?rrrunquoteLsrGcCs:g}x0|D](}t|ttfr(||q ||q W|S)zS Return a list which is a single level of flattening of the original list. )r;listtupleextendappend)fieldsZflatr0rrrflattenQs   rMcCs,g}x"|D]\}}|t|dq W|S)z?Return a list of field names from an admin fieldsets structure.rL)rJrM)Z fieldsets field_namesr)r.rrrflatten_fieldsets^s rOc sy |d}Wntk r*gitgfSXt|jj}t|d}||tfdd|}fdd|j D}dd|j D}|||fS) a Find all objects related to ``objs`` that should also be deleted. ``objs`` must be a homogeneous iterable of objects (e.g. a QuerySet). Return a nested list of strings suitable for display in the template with the ``unordered_list`` filter. r)usingcs|j}|jk}|j}dt|j|f}|rj||sJ|jy(tdj|j |j fdt |j f}Wnt k r|SXtdt|j||S|SdS)Nz%s: %sz%s:%s_%s_changez{}: {}) __class__ _registry_metar verbose_nameZhas_delete_permissionaddr r) app_label model_namer@r#r r )objmodelZ has_adminr.Z no_edit_linkZ admin_url) admin_site perms_neededrequestrrformat_callbackzs(  z,get_deleted_objects..format_callbackcsg|] }|qSrr)rrX)r]rrrsz'get_deleted_objects..cSsi|]\}}t||jjqSr)lenrSverbose_name_plural)rrYobjsrrrrsz'get_deleted_objects..) IndexErrorsetrZ db_for_writerSrY NestedObjectscollectnested protected model_objsitems) r`r\rZrXrPZ collectorZ to_deleterfZ model_countr)rZr]r[r\rget_deleted_objectshs    ricsXeZdZfddZddZdfdd Zfdd Zd d Zdd d ZddZ Z S)rccs*tj||i|_t|_tt|_dS)N)super__init__edgesrbrfrrg)selfargskwargs)rQrrrkszNestedObjects.__init__cCs|j|g|dS)N)rl setdefaultrK)rmsourcetargetrrradd_edgeszNestedObjects.add_edgeNc sxd|D]\}|rB|dsB||jj|jjd}|t|||n |d||j|jj|qWyt j |fd|i|St j k r}z|j |jWdd}~XYn2t jk r}z|j |jWdd}~XYnXdS)N+)classrV source_attr)r6rSrWrVrsgetattrrgrYrUrjrdrZProtectedErrorrfupdateZprotected_objectsZRestrictedErrorZrestricted_objects)rmr`rqrvrorX related_namee)rQrrrds  zNestedObjects.collectcs$t|||}|jdd|DS)NcSsg|] }|jqSr)r))rZ related_fieldrrrrsz1NestedObjects.related_objects..)rjrelated_objectsZselect_related)rm related_modelZrelated_fieldsr`qs)rQrrr{szNestedObjects.related_objectscCsn||kr gS||g}x*|j|dD]}|||||q*W|rV||g}n|g}|rj|||S)Nr)rUrlgetrJ_nestedrK)rmrXseenr]childrenchildretrrrrs   zNestedObjects._nestedcCs:t}g}x*|jddD]}|||||qW|S)z4 Return the graph as a nested list. Nr)rbrlr~rJr)rmr]rrootsrootrrrres zNestedObjects.nestedcOsdS)z We always want to load the objects into memory so that we can display them to the user in confirm page. Fr)rmrnrorrrcan_fast_deleteszNestedObjects.can_fast_delete)NN)N) rr r!rkrsrdr{rrer __classcell__rr)rQrrcs   rccCsFt|tjtjjfr|j}nt|tjjr4|jj}n|}|j |j dS)z Return a `dict` with keys 'verbose_name' and 'verbose_name_plural', typically for use with string formatting. `obj` may be a `Model` instance, `Model` subclass, or `QuerySet` instance. )rTr_) r;rZModelbaseZ ModelBaserSqueryQuerySetrYrTr_)rXr.rrrmodel_format_dicts rcCsNt|tjjr$|dkr|}|j}t|}|d|d}}t|||pJdS)a- Return the appropriate `verbose_name` or `verbose_name_plural` value for `obj` depending on the count `n`. `obj` may be a `Model` instance, `Model` subclass, or `QuerySet` instance. If `obj` is a `QuerySet` instance, `n` is optional and the length of the `QuerySet` is used. NrTr_r)r;rrrcountrYrr)rXndZsingularpluralrrrmodel_ngettexts rc Cs|j}yt||}Wnvttfk rt|r>|}||}nDt||rd|dkrdt||}||}nt||}t|r~|}n|}d}YnXd}t||}|||fS)N__str__)rS_get_non_gfk_fieldrrcallabler+rw)r)rX model_adminr.fattrr9rrr lookup_fields$      rcCsR||}|jr(|jr|jr"|jr(t|jrN|jsNt|drN|j|krNt |S)a For historical reasons, the admin app relies on GenericForeignKeys as being "not found" by get_field(). This could likely be cleaned up. Reverse relations should also be excluded as these aren't attributes of the model (rather something like `foo_set`). attname) r* is_relationZ many_to_oner|Z one_to_manyrZ many_to_manyr+rr)r.r)r0rrrr s  rFc Csd}yz--)rrSrTAttributeErrorr|rr<rr+rwrLZ object_namerQrrr;propertyrrr) r)rYrZ return_attrformrr0labelmessagerrrlabel_for_field5sT                 rc CsBd}yt|j|}Wnttfk r,YnXt|dr>|j}|S)Nr3 help_text)rrSrrr+r)r)rYrr0rrrhelp_text_for_fieldqs rcCs*ddlm}t|ddr*t|j||St|tjr>||S|dkrJ|St|tj rft t |St|tjtjfrt |St|tjrt ||jSt|tjtjfrt |St|tjr|rtd|j|St|tjr|rytj|d|jdStk rt||SXn t||SdS)Nr) _boolean_icon flatchoicesz{}F) ensure_asciicls),django.contrib.admin.templatetags.admin_listrrwdictrr~r;rZ BooleanFieldZ DateTimeFieldr localizer template_localtimeZ DateFieldZ TimeFieldZ DecimalField number_formatZdecimal_placesZ IntegerFieldZ FloatFieldZ FileFieldr urlZ JSONFieldjsondumpsencoder TypeErrordisplay_for_value)r9r0empty_value_displayrrrrdisplay_for_field}s.       rcCsddlm}|r||S|dkr$|St|tr6t|St|tjrRtt |St|tj tj frnt|St|t t jtfrt|St|ttfrddd|DSt|SdS)Nr)rz, css|]}t|VqdS)N)r<)rrrrrr'sz$display_for_value..)rrr;boolr<datetimer rr rdatetimeintdecimalDecimalfloatrrHrIjoin)r9rbooleanrrrrrs      rc@s eZdZdS)NotRelationFieldN)rr r!rrrrrsrcCs"t|dr|djjStdS)Nr$r%)r+r$r,rYr)r0rrrget_model_from_relations rc Csg}|}|t}x|D]}|j|}t|t|dkr`y t|Wntk r^PYnX|jr|jrr|j r| }|j j }n|j j}|j}|d|qW|t|fS)z Create a reversed field path. E.g. Given (Order, "user__groups"), return (Group, "user__order"). Final field must be a related model, not a data field. rr)r(rrSr*r^rrrZ auto_createdZconcreteZrelated_query_nameZ remote_fieldrYr0r)r|insertr)rYr&Z reversed_pathparentpiecespiecer0ryrrrreverse_field_paths"     rcCsH|t}g}x4|D],}|r*t|d}n|}||j|qW|S)a; Return list of Fields given path relative to model. e.g. (ModelX, "user__groups__name") -> [ , , , ] r%)r(rrrKrSr*)rYr&rrLrrrrrget_fields_from_paths  rc Cs"|j}tdt||}WdQRXg}|r<|diin|jrT|dd|ii|rtdx|D]}x.|jD]$}|dt|jjt|diqvWx@|jD]6\}} |dt|jjt|t|j d| diqWx.|j D]$} |dt| jjt| diqWqjWWdQRX|S) z Construct a JSON structure describing changes from a changed object. Translations are deactivated so that strings are stored untranslated. Translation happens later on LogEntry access. NaddedchangedrL)r)objectr)r)rrLZdeleted) changed_datatranslation_override#_get_changed_field_labels_from_formrKZ new_objectsr<rSrTZchanged_objectsZformsZdeleted_objects) rZformsetsrUrchanged_field_labelsZchange_messageZformsetZ added_objectZchanged_objectZchanged_fieldsZdeleted_objectrrrconstruct_change_messages8         "rc CsRg}xH|D]@}y|j|jp|}Wntk r:|}YnX|t|q W|S)N)rLrKeyErrorrKr<)rrrr/Zverbose_field_namerrrrs  r)N)N)NFN)F)=rrr collectionsrZdjango.core.exceptionsrZ django.dbrrZdjango.db.models.constantsrZdjango.db.models.deletionrZdjango.forms.utilsrZ django.urlsr r Z django.utilsr r Zdjango.utils.htmlr Zdjango.utils.regex_helperrZdjango.utils.textrZdjango.utils.translationrrrr>rhrArrE Exceptionrr1r:r@rGrMrOrircrrrrrrrrrrrrrrrrrrsP            8A   <  1