a xd5@sddlmZddlmZmZmZddlmZddlm Z m Z ddl m Z ddlmZmZmZmZmZddlmZmZeZGdd d ejZGd d d ejZGd d d ejZddZddZejj eejj eddZ!GdddejZ"GdddejZ#GdddejZ$dS))ImproperlyConfigured)modelsrouter transaction)Now) post_savepre_save) gettext_lazy)AutoCreatedFieldAutoLastModifiedField MonitorField StatusField UUIDField) QueryManagerSoftDeletableManagercsFeZdZdZeedZeedZfddZ GdddZ Z S)TimeStampedModelzl An abstract base class model that provides self-updating ``created`` and ``modified`` fields. createdmodifiedcs:|dd}|r$t|dh|d<tj|i|dS)z Overriding the save method in order to make sure that modified field is updated even if it is not given as a parameter to the update field argument. update_fieldsNrgetsetunionsupersaveselfargskwargsr __class__J/var/www/html/Ranjet/env/lib/python3.9/site-packages/model_utils/models.pyrs zTimeStampedModel.savec@seZdZdZdS)zTimeStampedModel.MetaTN__name__ __module__ __qualname__Zabstractr!r!r!r"Meta(sr') r$r%r&__doc__r _rr rrr' __classcell__r!r!rr"rs    rc@sFeZdZdZejeddddZejeddddZGdddZ dS) TimeFramedModelzm An abstract base class model that provides ``start`` and ``end`` fields to record a timeframe. startT)nullZblankendc@seZdZdZdS)zTimeFramedModel.MetaTNr#r!r!r!r"r'5sr'N) r$r%r&r(rZ DateTimeFieldr)r,r.r'r!r!r!r"r+,sr+csJeZdZdZeedZeedddZfddZ GdddZ Z S) StatusModelaD An abstract base class model with a ``status`` field that automatically uses a ``STATUS`` class attribute of choices, a ``status_changed`` date-time field that records when ``status`` was last modified, and an automatically-added manager for each status that returns objects with that status only. statuszstatus changed)ZmonitorcsB|dd}|r,d|vr,t|dh|d<tj|i|dS)z Overriding the save method in order to make sure that status_changed field is updated even if it is not given as a parameter to the update field argument. rNr0status_changedrrrr!r"rEs  zStatusModel.savec@seZdZdZdS)zStatusModel.MetaTNr#r!r!r!r"r'Qsr') r$r%r&r(r r)r0r r1rr'r*r!r!rr"r/9s   r/cKsht|tsdS|jj}t|ddD]6\}}t||rFtd|j|f||t |dq"|j |j_ dS)z? Add a Querymanager for each status item dynamically. NZSTATUSr!z^StatusModel: Model '%s' has a field named '%s' which conflicts with a status of the same name.)r0) issubclassr/_metadefault_managergetattr _field_existsrr$ add_to_classrnameZdefault_manager_name)senderrr4valueZdisplayr!r!r"add_status_query_managersUs  r;c Ksft|tsdSt|dr&td|j|dttjt dtjddBtjt dtjddB@dS) z7 Add a QueryManager for a specific timeframe. NZ timeframedz[Model '%s' has a field named 'timeframed' which conflicts with the TimeFramedModel manager.)Z start__lteT)Z start__isnull)Zend__gte)Z end__isnull) r2r+r6rr$r7rrQnow)r9rr!r!r"add_timeframed_query_managerks  r>cCs|dd|jjDvS)NcSsg|] }|jqSr!)Zattname).0fr!r!r" z!_field_exists..)r3Z local_fields)Z model_class field_namer!r!r"r6sr6csTeZdZdZejddZGdddZeddZ eZ e Z d fd d Z ZS) SoftDeletableModelz An abstract base class model with a ``is_removed`` field that marks entries that are not going to be used anymore, but are kept in db for any reason. Default manager returns only not-removed entries. F)defaultc@seZdZdZdS)zSoftDeletableModel.MetaTNr#r!r!r!r"r'sr'T)Z_emit_deprecation_warningsNcs2|rd|_|j|dntj|d|i|SdS)z Soft delete object (set its ``is_removed`` field to True). Actually delete object if setting ``soft`` to False. T)usingrFN) is_removedrrdelete)rrFZsoftrrrr!r"rHszSoftDeletableModel.delete)NT)r$r%r&r(rZ BooleanFieldrGr'rZobjectsZavailable_objectsManagerZ all_objectsrHr*r!r!rr"rDs  rDc@s,eZdZdZeddddZGdddZdS) UUIDModelzz This abstract base class provides id field on any model that inherits from it which will be the primary key. TF)Z primary_keyversioneditablec@seZdZdZdS)zUUIDModel.MetaTNr#r!r!r!r"r'sr'N)r$r%r&r(ridr'r!r!r!r"rJsrJcs:eZdZdZGdddZd fdd Zd dd ZZS) SaveSignalHandlingModelz An abstract base class model to pass a parameter ``signals_to_disable`` to ``save`` method in order to disable signals c@seZdZdZdS)zSaveSignalHandlingModel.MetaTNr#r!r!r!r"r'sr'Ncs |pg|_tj|i|dS)zp Add an extra parameters to hold which signals to disable If empty, nothing will change N)signals_to_disablerr)rrPrrrr!r"rs zSaveSignalHandlingModel.saveFc Cs|ptj|j|d}|r$|s |r$J|dusZsignalsZclass_preparedconnectr6rDrJrOr!r!r!r"s$