"idZddlmZddlZddlZddlmZddlmZm Z m Z ddl m Z ddl mZdd lmZmZmZmZmZmZmZd ZGd d eZGd de ZGddeZGddeZGddeZGddeZGddeZGddeZ GddeZ!GddeZ"dS)z%Cursor classes using the C Extension ) namedtupleN)MySQLInterfaceError)MySQLConnectionAbstractMySQLCursorAbstractNAMED_TUPLE_CACHE)errors)CR_NO_RESULT_SET) RE_PY_PARAMRE_SQL_INSERT_STMTRE_SQL_ON_DUPLICATERE_SQL_COMMENTRE_SQL_INSERT_VALUESRE_SQL_SPLIT_STMTSRE_SQL_FIND_PARAMzNo result set to fetch fromc4eZdZdZdZdZedZdS)_ParamSubstitutorz4 Substitutes parameters into SQL statement. c"||_d|_dS)Nr)paramsindex)selfrs S/srv/django_bis/venv311/lib/python3.11/site-packages/mysql/connector/cursor_cext.py__init__z_ParamSubstitutor.__init__:s  c|j}|xjdz c_ |j|S#t$rtjdwxYw)Nrz+Not enough parameters for the SQL statement)rr IndexErrorr ProgrammingError)rmatchobjrs r__call__z_ParamSubstitutor.__call__>s]  a  ?;u% % ? ? ?)=?? ? ?s &Ac:t|j|jz S)z8Returns number of parameters remaining to be substituted)lenrrrs r remainingz_ParamSubstitutor.remainingGs4;$*,,rN)__name__ __module__ __qualname____doc__rrpropertyr#rrrr4sW???--X---rrc8eZdZdZdZdZdZdZd"fd ZdZ dZ dZ d Z d Z d Zd Zd#dZdZdZedZedZedZdZd$dZdZdZd%dZdZdZdZdZedZ edZ!ed Z"d!Z#xZ$S)& CMySQLCursorz;Default cursor for interacting with MySQL using C ExtensionFc2tj|d|_d|_d|_d|_d|_d|_d|_g|_ g|_ t|tstjdtj||_dS) InitializerNNNierrno)rr _insert_id_warning_count _warnings_affected_rows _rowcount_nextrow _executed_executed_list_stored_results isinstancerr InterfaceErrorweakrefproxy_cnx)r connections rrzCMySQLCursor.__init__Us$T*** $  !*&=>> 4'd333 3M*-- rTc&d|_d|_d|_d|_d|_d|_d|_d|_d|_g|_|r |jr|j tt| dS)zXReset the cursor When free is True (default) the result will be freed. r.Nr) r6r7r5r2r3r4 _descriptionr9r? free_resultsuperr+resetrfree __class__s rrEzCMySQLCursor.resetgs       $DI $ I ! ! # # # lD!!'')))))rcF|jtjtdS)zsCheck if the statement has been executed. Raises an error if the statement has not been executed. N)r8r r<ERR_NO_RESULT_TO_FETCHr"s r_check_executedzCMySQLCursor._check_executed{s& > !'(>?? ? " !rcg} |j|jd}|jd}|jny#t$r+}t j|j|j|j d}~wt$r9}t j d t|d}~wwxYw|r|SdS)aFetch warnings Fetch warnings doing a SHOW WARNINGS. Can be called after getting the result. Returns a result set or None when there were no warnings. Raises errors.Error (or subclass) on errors. Returns list of tuples or None. z SHOW WARNINGSrmsgr1sqlstateNzFailed getting warnings; {0})r?consume_results cmd_queryget_rowsrr get_mysql_exceptionrNr1rO Exceptionr<formatstr)rwarnings_excerrs r_fetch_warningszCMySQLCursor._fetch_warningss A I % % ' ' ' ##O44Ay))++A.H I % % ' ' ' '" D D D, 69lDDD D A A A'.55c#hh??AA A A  Ots$A+A00 C&:&B  C&-4C!!C&cj|jjdur"|jr||_dSdSdS)z7Handle possible warnings after all results are consumedTN)r? get_warningsr3r[r4r"s r_handle_warningszCMySQLCursor._handle_warningss? 9 !T ) )d.A )!1133DNNN * ) ) )rcVd|vr*|d|_d|_|d S|d|_|d|_|d|_d|_||jjdur(|j r#tj |j ddd d Sd S) z,Handles the result after statement executioncolumnsr insert_id warning_count affected_rowsr.TrN) rBr6_handle_resultsetr2r3r5r^r?raise_on_warningsr4r rS)rresults r_handle_resultzCMySQLCursor._handle_results    &y 1D DN  " " $ $ $ $ $$[1DO"("9D "("9D DN  ! ! # # #y*d22t~20$.2CAaC2HII3222rcdS)Handle a result setNr)r"s rrezCMySQLCursor._handle_resultsets rc |jj|_||jjdur(|jr!t j|jddd|jjs|j dSdS)zTHandle end of reading the result Raises an errors.Error on errors. TrrrdN) r?rbr3r^rfr4r rS more_resultsrCr"s r _handle_eofzCMySQLCursor._handle_eofs #i5  9 &$ . .4> .,dnQ.?!.DE Ey% $ I ! ! # # # # # $ $rc#Ktj|j}d}|||_|V |stn9#t j$r}|jtkrYd}~nd}~wt$rYdSwxYw|dz } || |_n#t$r|d|_YnwxYw|V)aGenerator returns MySQLCursor objects for multiple statements Deprecated: use nextset() method directly. This method is only used when multiple statements are executed by the execute() method. It uses zip() to make an iterator from the given query_iter (result of MySQLConnection.cmd_query_iter()) and the list of statements that were executed. rTNr) rsplitr8nextset StopIterationr r<r1r stripr)r executed_listirYs r _execute_iterzCMySQLCursor._execute_iters+0@@ &q)   ||~~(''((   9 00010000      FA 2!.q!1!7!7!9!9 2 2 2!.q!1 2JJJ s/A BA22 BB B,,CCr)c|sdS|jr|jrtjdd|jd}| t |tr ||jj }n|}n:#ttf$r&}tjt|d}~wwxYw|r|j |}t |trV|D]@\}}|d||}An_t |t"t$frCt'|} t)j| |}| jdkrtjd |j||j|j|j} n8#t6$r+} tj| j| j| j d} ~ wwxYw||_ |!| |r|"SdS) zExecute given statement using given parameters Deprecated: The multi argument is not needed and nextset() should be used to handle multiple result sets. NCursor is not connected%({0})sr1Not all parameters were used in the SQL statement)rawbuffered raw_as_stringrM)#r? is_closedr rhandle_unread_resultrEr;rVencodepython_charsetUnicodeDecodeErrorUnicodeEncodeErrorprepare_for_mysqldictitemsreplacerUlisttuplerr subr#rQ_raw _buffered_raw_as_stringrrSrNr1rOr8rhru) r operationrmultistmtrZpreparedkeyvaluepsubrgrYs rexecutezCMySQLCursor.executes  4y KDI//11 K)*CTJJ J &&(((  4)S)) ! '' (@AA "$67 4 4 4)#c((33 3 4  My226::H(D)) M"*.."2"2OOJC<< (8(8(=(=(D(D(F(FNNDDOHtUm44 M(22"tT22>Q&& 1KMMM DY((4926.7;7J)LLFF# D D D, 69lDDD D D F###  (%%'' 'ts0*7B""C3!CC-G11 H&;&H!!H&c d}tjtdtjt||}tjt |}|st jd|d |j j }g} | |j j }|D]} |}|j | } t| trV| D]@\} } |d|  | }An_t| t$t&frCt)| } t+j| |}| jdkrt jd||||vr3||d|d}||_|Sd S#t6t8f$r&}t jt;|d }~wt<$r}t jd |zd }~wwxYw) zImplements multi row insertcZ|drdS|dS)aRemove comments from INSERT statements. This function is used while removing comments from INSERT statements. 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" "$D I& C C C)5<R  & &~rc|jS)z8Returns the value generated for an AUTO_INCREMENT column)r2r"s r lastrowidzCMySQLCursor.lastrowids rcf|jsdS|jd|_d|_dS)zj $rtB$r,}t?j"d|d}~wwxYw)z1Calls a stored procedure with the given argumentszprocname must be a stringzargs must be a sequencez@_{name}_arg{index}r)namerz CAST({0} AS {1})z SET {0}=%srz CALL {0}({1}),)r|r~z(a result of {0})c@g|]\}}d||S)z{} AS {})rU).0raliass r z)CMySQLCursor.callproc..s97BtUJ%%dE22rc8g|]}|dS)z@_)lstrip)rargs rrz)CMySQLCursor.callproc..s$"H"H"H3::d#3#3"H"H"Hrz SELECT {}z"Failed calling stored routine; {0}N)#r;rVrrrr: enumeraterUrrrr?rQrrresult_set_availablefetch_eof_columnsCMySQLCursorDictCMySQLCursorBufferedDictCMySQLCursorNamedTupleCMySQLCursorBufferedNamedTupleCMySQLCursorBufferedRawCMySQLCursorBuffered _get_selfr8rh next_resultrmrEzipfetchoner ErrorrTr<)rprocnameargsargfmtargnamesargtypesidxrargnamecallrgresults cursor_classcurselectrZs rcallproczCMySQLCursor.callprocs :z(C88 :899 9$ .. 8677 7&!< BHH K )$ K KHC$mmqmIIGOOG,,,!#u--K (;(B(B7CFq6)K)KLLL \%8%8%A%ACF9MMMM 000 \%8%8%A%AC6JJJJ"))(CHHX4F4FGGDY((497;7J)LLFG)0 (4466d%5%=%?@@ 8#;LL'='E'GHH8#ALLY8#:LL#7L"l49#6#6#8#899 3 : :4 @ @ ""6***s### %%'''%)0 (&$+D       ' "H"Hx"H"H"HII%++CHHTNN;; V$$$}}&77N|     B B B'4;;C@@BB B BsLM0" M00N5 'N00N5c|js|ddS|d|jjsH|j}||t jt||j dS)z%Skip to the next available result setTrGNFr0) r?rrErfetch_eof_statusrhr r<r r)reofs rrpzCMySQLCursor.nextsetsy$$&&  JJDJ ! ! !4  y- @),,..C    $ $ $'.>??? ? DI7799:::trc||jjsgS|j}|jr4|jdr'|dd|jd|ds|gS|xjt|dz c_||dS)RReturns all rows of a query result set Returns a list of tuples. r) rKr? unread_resultrRr7insertrmr6r!rrowss rfetchallzCMySQLCursor.fetchalls y& Iy!!## = 0T]1- 0 GNN1dmA. / / /Aw       I #d1g,,& AwrrcH||jr!|jdr|jdg}|dz}ng}|r?|jjr3||j|d|rk|jjrX|j|_|jr2|jds%|jjs|jnd|_|s| gS|xj t|z c_ |S)z,Returns the next set of rows of a result setrrr/) rKr7r?rextendrRget_rowrlrCrmr6r!)rsizers r fetchmanyzCMySQLCursor.fetchmany s+  = T]1- M!$%D AIDDD  5DI+ 5 KK **4003 4 4 4  -y& - $ 1 1 3 3 =,q)9, .,I))+++ ,        I #d))# rc||j}|s%|jjr|j}|rY|drQ|j|_|jds%|jjs|jn|dS|xjdz c_|dS)z&Returns next row of a query result setrNr) rKr7r?rrrlrCrmr6rrows rrzCMySQLCursor.fetchone's m &ty. &)##%%C  3q6  I--//DM=# (DI,B ( %%'''      4 !1v rc,t|jdS)zIteration over the result set Iteration over the result set which calls self.fetchone() and returns the next row. N)iterrr"s r__iter__zCMySQLCursor.__iter__8s DM4(((rc#~Ktt|jD]}|j|Vg|_dS)zReturns an iterator for stored results This method returns an iterator over results which are stored when callproc() is called. The iterator will provide MySQLCursorBuffered instances. Returns a iterator. N)ranger!r:)rrts rstored_resultszCMySQLCursor.stored_results@sOs4/0011 * *A&q) ) ) ) )!rcx |}n#tj$rtwxYw|st|S)zIteration over the result set Used for iterating over the result set. Calls self.fetchone() to get the next row. Raises StopIteration when no more rows are available. )rr r<rqrs r__next__zCMySQLCursor.__next__NsM --//CC$        s.cP|jsdStd|jDS)ztReturns column names This property returns the columns names as a tuple. Returns a tuple. r)cg|] }|d S)rr))rds rrz-CMySQLCursor.column_names..gs555qad555r)rrr"s r column_nameszCMySQLCursor.column_names]s4 255D$4555666rc |jdS#t$r|jcYSwxYw)zReturns the executed statement This property returns the executed statement. When multiple statements were executed, the current statement in the iterator will be returned. utf8)r8rrdecodeAttributeErrorr"s r statementzCMySQLCursor.statementis^ *>''))0088 8 * * *>'')) ) ) ) *s+.#AAc|jrdSdS)zReturns whether the cursor could have rows returned This property returns True when column descriptions are available and possibly also rows, which will need to be fetched. Returns True or False. TF)rr"s r with_rowszCMySQLCursor.with_rowsvs   4urcd}|jrT |jd}n#t$r |j}YnwxYwt|dkr |dddz}nd}||jj|S)Nz{class_name}: {stmt}zutf-8(z..z(Nothing executed yet)) class_namer)r8rrr!rUrHr$)rrexecuteds r__str__zCMySQLCursor.__str__s$ > 0 *>0099! * * *> *8}}r!!#CRC=4//HzzT^%<8zLLLs &::T)r)F)r)r)%r$r%r&r'rrrrrErKr[r^rhrermrurrrr(rrrrrrprrrrrrrrrr __classcell__rHs@rr+r+MsXEE DIN...$******(@@@>444 J J J    $ $ $B2222h2<2<2>> rc|jd|_d|_t |j|_|dS)rjrN)r?rRr r r!r6rmr"s rrez&CMySQLCursorBuffered._handle_resultsetsJY''))!, TZ rTcvd|_d|_tt||dS)zReset the cursor to defaultNrr)r r rDrrErFs rrEzCMySQLCursorBuffered.resets9  "D))//T/:::::rctd} |j|j}|xjdz c_n#t$rYdSwxYw|S)QReturns the next row in the result set Returns a tuple or None. Nr)r r rrs r _fetch_rowzCMySQLCursorBuffered._fetch_rows[  *T^,C NNa NNN   44   s ' 55c||j|jd}t|j|_|SN)rKr r r!)rress rrzCMySQLCursorBuffered.fetchalls: j)TZ rrc|g}|p|j}|dkr8|dz}|}|r||nn|dk8|S)Nrr)rK arraysizerrrrrcntrs rrzCMySQLCursorBuffered.fetchmanyst $dnAgg 1HC//##C  3 Agg rcR||SrrKrr"s rrzCMySQLCursorBuffered.fetchones$    rrr) r$r%r&r'rrerErrrrrrs@rrrs44;;;;;;       !!!!!!!rrceZdZdZdZdS)CMySQLCursorRawz+Cursor using C Extension return raw resultsTNr$r%r&r'rr)rrrrs55 DDDrrceZdZdZdZdS)rz.Cursor using C Extension buffering raw resultsTNrr)rrrrs88 DDDrrc<eZdZdZdZfdZdfd ZfdZxZS)rz7Cursor using C Extension returning rows as dictionariesFctt|}|r"tt |j|SdSz/Returns all rows of a query result set N)rDrrrrrrrrHs rrzCMySQLCursorDict.fetchonesI$d++4466  5D-s3344 4trrcttt|}fd|DS)z0Returns next set of rows as list of dictionariesrcTg|]$}ttj|%Sr)rrrrrrs rrz.CMySQLCursorDict.fetchmany...AAAcS*C0011AAAr)rDrrrrrrHs` rrzCMySQLCursorDict.fetchmanys?$d++5545@@AAAASAAAArcptt}fd|DS)z>Returns all rows of a query result set as list of dictionariescTg|]$}ttj|%Sr)r'r(s rrz-CMySQLCursorDict.fetchall..r)r)rDrrrrrHs` rrzCMySQLCursorDict.fetchalls:$d++4466AAAASAAAArr) r$r%r&r'rrrrrrs@rrrsAA DBBBBBB BBBBBBBBBrrc0eZdZdZdZfdZfdZxZS)rzECursor using C Extension buffering and returning rows as dictionariesFctt|}|r"tt |j|SdSr)rDrrrrrr#s rrz#CMySQLCursorBufferedDict._fetch_rowsG,d33>>@@  5D-s3344 4trcptt}fd|DS)NcTg|]$}ttj|%Sr)r'r(s rrz5CMySQLCursorBufferedDict.fetchall..r)r)rDrrr-s` rrz!CMySQLCursorBufferedDict.fetchalls:,d33<<>>AAAASAAAAr)r$r%r&r'rrrrrs@rrrseOO D BBBBBBBBBrrcBeZdZdZfdZfdZdfd ZfdZxZS)rz7Cursor using C Extension returning rows as named tuplesctt|t|j} t ||_dS#t$r(td||_|jt |<YdSwxYw)rjRowN) rDrrerrr named_tupleKeyErrorr)rr`rHs rrez(CMySQLCursorNamedTuple._handle_resultset s $d++==???)** :09D    : : :)%99D )-)9 g & & & & :sA.BBcntt|}|r |j|SdSr")rDrrr5r#s rrzCMySQLCursorNamedTuple.fetchones>*D11::<<  *#4#S) )trrctt||}|sgS|j|dgS)z0Returns next set of rows as list of named tuplesr%r)rDrrr5r*s rrz CMySQLCursorNamedTuple.fetchmany!sH*D11;;;FF I  #a&)**rcptt}fd|DS)z>Returns all rows of a query result set as list of named tuplesc$g|] }j| Sr)r5r(s rrz3CMySQLCursorNamedTuple.fetchall..+$6663  #&666r)rDrrr-s` rrzCMySQLCursorNamedTuple.fetchall(s:*D11::<<6666#6666rr) r$r%r&r'rerrrrrs@rrr sAA : : : : :++++++777777777rrc6eZdZdZfdZfdZfdZxZS)rzECursor using C Extension buffering and returning rows as named tuplesctt|td|j|_dS)Nr4)rDrrerrr5rrHs rrez0CMySQLCursorBufferedNamedTuple._handle_resultset2s; ,d33EEGGG%eT->??rcntt|}|r |j|SdSr)rDrrr5r#s rrz)CMySQLCursorBufferedNamedTuple._fetch_row8s<2D99DDFF  *#4#S) )trcptt}fd|DS)Nc$g|] }j| Sr)r;r(s rrz;CMySQLCursorBufferedNamedTuple.fetchall..@r<r)rDrrr-s` rrz'CMySQLCursorBufferedNamedTuple.fetchall>s:2D99BBDD6666#6666r)r$r%r&r'rerrrrs@rrr.suOO@@@@@  777777777rrcpeZdZdZfdZdZddZddZfdZdfd Z dd Z d Z d Z ddZ dZxZS)CMySQLCursorPreparedz&Cursor using MySQL Prepared Statementsctt||d|_d|_d|_d|_d|_dS)NrT)rDrDrr r6r _binary_stmtr s rrzCMySQLCursorPrepared.__init__GsI "D))22:>>>   rcd|_||jjdur>|jr9t j|jdd|jdddSdS)zHandle EOF packetr/TrrrN)r7r^r?rfr4r rSr"s rrmz CMySQLCursorPrepared._handle_eofOsr$   9 &$ . .4> .,q!!$dnQ&7&:<< < / . . .rFc|jr |jjsdSd}|jdkr1|j|j|j||j\}}n |j\}}|r|j|j|j||j|_|jd}|!|d|_||j dkrd|_ n|xj dz c_ |r!|d|_||S)rNr/)binaryr`r| prep_stmtrrbr.) rGhave_result_setr7r?rrFrr3rmr6)rr|rrs rrzCMySQLCursorPrepared._fetch_rowWs, z !; 4 =L ( (**|T-=3*+&&JS##JS#  $ I--|T-=3*.&&DM-"C&)/&:#  """~##!"!#  "%o"6D        rNc(tj)zRCalls a stored procedue Not supported with CMySQLCursorPrepared. )r NotSupportedError)rrrs rrzCMySQLCursorPrepared.callprocys &(((rc|jr:||j|jd|_t t |dS)zzClose the cursor This method will try to deallocate the prepared statement and close the cursor. N)rGrEr?cmd_stmt_closerDrDrr?s rrzCMySQLCursorPrepared.closes^ :  JJLLL I $ $TZ 0 0 0DJ "D))//11111rTc|jr|j|jtt||dS)zResets the prepared statement.rN)rGr?cmd_stmt_resetrDrDrErFs rrEzCMySQLCursorPrepared.resetsM : 1 I $ $TZ 0 0 0 "D))//T/:::::rc|sdS|jr|jrtjdd|jd||jur |jr|j|j||_ t|ts)|jj }|dkrd}| |}n:#ttf$r&}tjt|d}~wwxYwd|vrtjt"d |} |j||_n"#tj$rd|_d|_wxYw|j|j|jjd kr|sdS|r~t|t,t.fs/tjd d t1|jd |d|jjt5|krtjd d|d}|jj|jg|R}|r||dSdS)zPrepare and execute a MySQL Prepared Statement This method will prepare the given operation and execute it using the given parameters. If the cursor instance already had a prepared statement, it is first closed. NrwrxT)rutf8mb4rs%s?rizIncorrect type of argument: (zP), it must be of type tuple or list the argument given to the prepared statement)r1rNz:Incorrect number of arguments executing prepared statementr))r?rr rrr8rGrPr;bytescharsetrrrrVrrrcmd_stmt_preparerrR param_countrrtyper$r!cmd_stmt_executerh)rrrrrXrZrs rrzCMySQLCursorPrepared.executes  Fy KDI//11 K)*CTJJ J &&&555 DN * *z 5 ((444&DN 8!)U33:"i/G)++"( ) 0 0 9 9I&(:; 8 8 8-c#hh777 8 !!F#4dIFF  !Y77 BB <   !%!     ,,, : !A % %f % F  %fudm44 .--tF||7L--v---.... z%V44-$%%%% >F(di(=f===  %    $ $ $ $ $ % %s$ >C D!C>>D&EE%c d} |D]=}||||jr|||jz }>nB#tt f$r-}t jd|d}~wxYw||_dS)aPrepare and execute a MySQL Prepared Statement many times This method will prepare the given operation and execute with each tuple found the list seq_params. If the cursor instance already had a prepared statement, it is first closed. rz'Failed executing the operation; {error})errorN) rrrr6rrr r<rU)rrrrrrZs rrz CMySQLCursorPrepared.executemanys $ ) ) Y///>$MMOOO$.(  ) I& M M M'9@@s@KKMM M  sAAB(A>>BcV||pdS)zQReturns next row of a query result set Returns a tuple or None. Nrr"s rrzCMySQLCursorPrepared.fetchones+   (D(rc|g}|p|j}|dkrN|jjrB|dz}|}|r|||dkr |jjB|S)zXReturns the next set of rows of a result set Returns a list of tuples. rr)rKrrGrLrrrs rrzCMySQLCursorPrepared.fetchmanys $dnAgg$*4g 1HC//##C  3 Agg$*4g  rc||jjsgS|j|j}|jr4|jdr'|dd|jd|ds|gS|xjt|dz c_||dS)r)rKr) rKrGrLr?rRr7rrmr6r!rs rrzCMySQLCursorPrepared.fetchalls z) Iy!!DJ!77 = 0T]1- 0 GNN1dmA. / / /Aw       I #d1g,,& Awr)Frr)NF)r$r%r&r'rrmrrrrErrrrrrrs@rrDrDCs00<<<    D)))) 2 2 2 2 2;;;;;; @%@%@%@%D   0)))    rrD)#r' collectionsrrr=_mysql_connectorr abstractsrrrryr errorcoder cursorr r r rrrrrJobjectrr+rrrrrrrrDr)rrrhs:#""""" 000000++++++++++'''''' 7--------2B MB MB MB MB M&B MB MB MJ<!<!<!<!<!<<!<!<!~l2BBBBB|BBB2BBBBB3BBB""7"7"7"7"7\"7"7"7J77777%9777*SSSSS<SSSSSr