U HaLM@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-unpacked-wheel-3jxiddxt/django/contrib/admin/utils.py srs":/_#?;@&=+$,"[]<>% \cCsi|]\}}|t|qSr)chr)rkvrrrrsz_(?:%s)|cCsg|]}|ddqS)Nr)rxrrr src@seZdZdZdS)FieldIsAForeignKeyColumnNamez/A field is a foreign key attname, i.e. _id.N)__name__ __module__ __qualname____doc__rrrrrsrc Cs|t}|D]p}|dkr"|jj}z||}Wntk rHYqYqXt|dr|}|dj}t dd|DrdSqdS)zT Return True if 'distinct()' should be used to query the given lookup path. pk get_path_infocss|] }|jVqdSN)Zm2m)rpathrrr /sz(lookup_needs_distinct..TF) splitrr#name get_fieldrhasattrr$to_optsany)optsZ lookup_pathZ lookup_fields field_namefieldZ path_inforrrlookup_needs_distincts    r2cCs0|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_MAPsrrrquoteBsrBcCstdd|S)zUndo the effects of quote().cSs t|dS)Nr) UNQUOTE_MAP)mrrrNzunquote..) UNQUOTE_REsubr@rrrunquoteLsrIcCs6g}|D](}t|ttfr&||q||q|S)zS Return a list which is a single level of flattening of the original list. )r<listtupleextendappend)fieldsZflatr1rrrflattenQs   rOcCs(g}|D]\}}|t|dq|S)z?Return a list of field names from an admin fieldsets structure.rN)rLrO)Z fieldsets field_namesr*r/rrrflatten_fieldsets^s   rQc sz |d}Wn"tk r.gitgfYSXt|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|jz(tdj|j |j fdt |j f}Wnt k r|YSXtdt|j||S|SdS)Nz%s: %sz%s:%s_%s_changez{}: {}) __class__ _registry_metar verbose_nameZhas_delete_permissionaddr r* app_label model_namerBr#r r )objmodelZ has_adminr/Z no_edit_linkZ admin_url) admin_site perms_neededrequestrrformat_callbackzs2    z,get_deleted_objects..format_callbackcsg|] }|qSrr)rrZ)r_rrrsz'get_deleted_objects..cSsi|]\}}|jjt|qSr)rUverbose_name_plurallen)rr[objsrrrrsz'get_deleted_objects..) IndexErrorsetrZ db_for_writerUr[ NestedObjectscollectnested protected model_objsitems) rbr^r\rZrR collectorZ to_deleterhZ model_countr)r\r_r]r^rget_deleted_objectshs    rlcsXeZdZfddZddZdfdd Zfdd Zd d Zdd d ZddZ Z S)recs*tj||i|_t|_tt|_dSr&)super__init__edgesrdrhrriselfargskwargsrSrrrnszNestedObjects.__init__cCs|j|g|dSr&)ro setdefaultrM)rqsourcetargetrrradd_edgeszNestedObjects.add_edgeNc s|D]\}|r@|ds@||jj|jjd}|t|||n |d||j|jj|qzt j |fd|i|WSt j k r}z|j |jW5d}~XYn2t jk r}z|j |jW5d}~XYnXdS)N+)classrX source_attr)r7rUrYrXrxgetattrrir[rWrmrfrZProtectedErrorrhupdateZprotected_objectsZRestrictedErrorZrestricted_objects)rqrbrvr{rsrZ related_nameertrrrfs zNestedObjects.collectcs$t|||}|jdd|DS)NcSsg|] }|jqSr)r*)rZ related_fieldrrrrsz1NestedObjects.related_objects..)rmrelated_objectsZselect_related)rq related_modelZrelated_fieldsrbqsrtrrrszNestedObjects.related_objectscCsj||kr gS||g}|j|dD]}|||||q(|rR||g}n|g}|rf|||S)Nr)rWrogetrL_nestedrM)rqrZseenr_childrenchildretrrrrs   zNestedObjects._nestedcCs6t}g}|jddD]}|||||q|S)z4 Return the graph as a nested list. Nr)rdrorrLr)rqr_rrootsrootrrrrgs zNestedObjects.nestedcOsdS)z We always want to load the objects into memory so that we can display them to the user in confirm page. Frrprrrcan_fast_deleteszNestedObjects.can_fast_delete)NN)N) rr r!rnrxrfrrrgr __classcell__rrrtrres   recCsFt|tjtjjfr|j}nt|tjjr4|jj}n|}|j |j dS)z Return a `dict` with keys 'verbose_name' and 'verbose_name_plural', typically for use with string formatting. `obj` may be a `Model` instance, `Model` subclass, or `QuerySet` instance. )rVr`) r<rZModelbaseZ ModelBaserUqueryQuerySetr[rVr`)rZr/rrrmodel_format_dicts rcCsNt|tjjr$|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. NrVr`r)r<rrrcountr[rr)rZndZsingularpluralrrrmodel_ngettexts rc Cs|j}zt||}Wnvttfk rt|r>|}||}nDt||rd|dkrdt||}||}nt||}t|r~|}n|}d}YnXd}t||}|||fS)N__str__)rU_get_non_gfk_fieldrrcallabler,r|)r*rZ model_adminr/fattrr:rrr 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_onerZ one_to_manyrZ many_to_manyr,rr)r/r*r1rrrr s  rFc Csd}zz--)rrUrVAttributeErrorrrr=rr,r|rNZ object_namerSrrr<propertyrrr) r*r[rZ return_attrformrr1labelmessagerrrlabel_for_field5sX                 rc CsBd}zt|j|}Wnttfk r,YnXt|dr>|j}|S)Nr4 help_text)rrUrrr,r)r*r[rr1rrrhelp_text_for_fieldqs rcCs0ddlm}t|ddr*t|j||St|tjr>||S|dkrJ|St|tj rft t |St|tjtjfrt |St|tjrt ||jSt|tjtjfrt |St|tjr|rtd|j|St|tjr"|r"ztj|d|jdWStk rt||YSXn t||SdS)Nr _boolean_icon flatchoicesz{}F) ensure_asciicls),django.contrib.admin.templatetags.admin_listrr|dictrrr<rZ BooleanFieldZ DateTimeFieldr localizer template_localtimeZ DateFieldZ TimeFieldZ DecimalField number_formatZdecimal_placesZ IntegerFieldZ FloatFieldZ FileFieldr urlZ JSONFieldjsondumpsencoder TypeErrordisplay_for_value)r:r1empty_value_displayrrrrdisplay_for_field}s.       rcCsddlm}|r||S|dkr$|St|tr6t|St|tjrRtt |St|tj tj frnt|St|t t jtfrt|St|ttfrddd|DSt|SdS)Nrrz, css|]}t|VqdSr&)r=)rrrrrr(sz$display_for_value..)rrr<boolr=datetimer rr rdatetimeintdecimalDecimalfloatrrJrKjoin)r:rbooleanrrrrrs      rc@s eZdZdS)NotRelationFieldN)rr r!rrrrrsrcCs"t|dr|djjStdS)Nr$r%)r,r$r-r[r)r1rrrget_model_from_relations rc Csg}|}|t}|D]}|j|}t|t|dkrbz t|Wntk r`YqYnX|jr|jrt|j r| }|j j }n|j j}|j}|d|q|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)rrUr+rarrrZ auto_createdZconcreteZrelated_query_nameZ remote_fieldr[r1r*rinsertr)r[r'Z reversed_pathparentpiecespiecer1r~rrrreverse_field_paths"     rcCsD|t}g}|D],}|r(t|d}n|}||j|q|S)a; Return list of Fields given path relative to model. e.g. (ModelX, "user__groups__name") -> [ , , , ] r%)r)rrrMrUr+)r[r'rrNrrrrrget_fields_from_paths rc Cs|j}tdt||}W5QRXg}|r<|diin|jrT|dd|ii|rtd|D]}|jD]$}|dt|jjt|diqr|jD]6\}} |dt|jjt|t|j d| diq|j D]$} |dt| jjt| diqqhW5QRX|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. NaddedchangedrN)r*objectr)r*rrNZdeleted) changed_datatranslation_override#_get_changed_field_labels_from_formrMZ new_objectsr=rUrVZchanged_objectsZformsZdeleted_objects) rZformsetsrWrchanged_field_labelsZchange_messageZformsetZ added_objectZchanged_objectZchanged_fieldsZdeleted_objectrrrconstruct_change_messagesD        rc CsNg}|D]@}z|j|jp|}Wntk r8|}YnX|t|q|Sr&)rNrKeyErrorrMr=)rrrr0Zverbose_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?rjrCrrG Exceptionrr2r;rBrIrOrQrlrerrrrrrrrrrrrrrrrrrsP            8A   <  1