
;t/Uc           @   s  d  Z  d d l Z d d l Z d d l Z d d l Z d d l Z d d l Z d d l Z d d l Z d d l	 m
 Z
 d d l m Z m Z m Z m Z m Z m Z d d l m Z m Z m Z m Z d d l m Z d d l m Z d d	 l m Z m Z m Z m Z d d
 l  m! Z! m" Z" m# Z# m$ Z$ d d l% m& Z& m' Z' m( Z( m) Z) d d l* m+ Z+ d d l, m- Z- e. d d d d d d d d d d d d d d d f  Z/ d e0 f d     YZ1 d e2 f d      YZ3 d!   Z4 d"   Z5 e j e3 e5 e4  d S(#   s  
| This file is part of the web2py Web Framework
| Copyrighted by Massimo Di Pierro <mdipierro@cs.depaul.edu>
| License: LGPLv3 (http://www.gnu.org/licenses/lgpl.html)
|

This file contains the DAL support for many relational databases, including:

  - SQLite & SpatiaLite
  - MySQL
  - Postgres
  - Firebird
  - Oracle
  - MS SQL
  - DB2
  - Interbase
  - Ingres
  - Informix (9+ and SE)
  - SapDB (experimental)
  - Cubrid (experimental)
  - CouchDB (experimental)
  - MongoDB (in progress)
  - Google:nosql
  - Google:sql
  - Teradata
  - IMAP (experimental)

Example of usage::

    >>> # from dal import DAL, Field

    ### create DAL connection (and create DB if it doesn't exist)
    >>> db = DAL(('sqlite://storage.sqlite','mysql://a:b@localhost/x'),
    ... folder=None)

    ### define a table 'person' (create/alter as necessary)
    >>> person = db.define_table('person',Field('name','string'))

    ### insert a record
    >>> id = person.insert(name='James')

    ### retrieve it by id
    >>> james = person(id)

    ### retrieve it by name
    >>> james = person(name='James')

    ### retrieve it by arbitrary query
    >>> query = (person.name=='James') & (person.name.startswith('J'))
    >>> james = db(query).select(person.ALL)[0]

    ### update one record
    >>> james.update_record(name='Jim')
    <Row {'id': 1, 'name': 'Jim'}>

    ### update multiple records by query
    >>> db(person.name.like('J%')).update(name='James')
    1

    ### delete records by query
    >>> db(person.name.lower() == 'jim').delete()
    0

    ### retrieve multiple records (rows)
    >>> people = db(person).select(orderby=person.name,
    ... groupby=person.name, limitby=(0,100))

    ### further filter them
    >>> james = people.find(lambda row: row.name == 'James').first()
    >>> print james.id, james.name
    1 James

    ### check aggregates
    >>> counter = person.id.count()
    >>> print db(person).select(counter).first()(counter)
    1

    ### delete one record
    >>> james.delete_record()
    1

    ### delete (drop) entire database table
    >>> person.drop()


Supported DAL URI strings::

    'sqlite://test.db'
    'spatialite://test.db'
    'sqlite:memory'
    'spatialite:memory'
    'jdbc:sqlite://test.db'
    'mysql://root:none@localhost/test'
    'postgres://mdipierro:password@localhost/test'
    'postgres:psycopg2://mdipierro:password@localhost/test'
    'postgres:pg8000://mdipierro:password@localhost/test'
    'jdbc:postgres://mdipierro:none@localhost/test'
    'mssql://web2py:none@A64X2/web2py_test'
    'mssql2://web2py:none@A64X2/web2py_test' # alternate mappings
    'mssql3://web2py:none@A64X2/web2py_test' # better pagination (requires >= 2005)
    'mssql4://web2py:none@A64X2/web2py_test' # best pagination (requires >= 2012)
    'oracle://username:password@database'
    'firebird://user:password@server:3050/database'
    'db2:ibm_db_dbi://DSN=dsn;UID=user;PWD=pass'
    'db2:pyodbc://driver=DB2;hostname=host;database=database;uid=user;pwd=password;port=port'
    'firebird://username:password@hostname/database'
    'firebird_embedded://username:password@c://path'
    'informix://user:password@server:3050/database'
    'informixu://user:password@server:3050/database' # unicode informix
    'ingres://database'  # or use an ODBC connection string, e.g. 'ingres://dsn=dsn_name'
    'google:datastore' # for google app engine datastore (uses ndb by default)
    'google:sql' # for google app engine with sql (mysql compatible)
    'teradata://DSN=dsn;UID=user;PWD=pass; DATABASE=database' # experimental
    'imap://user:password@server:port' # experimental
    'mongodb://user:password@server:port/database' # experimental

For more info::

    help(DAL)
    help(Field)

iN(   t   uuid4i   (   t   picklet   hashlib_md5t   pjoint   ogetattrt   osetattrt   copyreg(   t   GLOBAL_LOCKERt   THREAD_LOCALt   DEFAULTt   GLOBALS(   t   OrderedDict(   t   SQLCallableList(   t   hide_passwordt   smart_queryt   auto_validatorst   auto_represent(   t   REGEX_PYTHON_KEYWORDSt   REGEX_DBNAMEt   REGEX_SEARCH_PATTERNt   REGEX_SQUARE_BRACKETS(   t   Tablet   Fieldt   Rowt   Set(   t   ADAPTERS(   t   BaseAdaptert   migratet
   primarykeyt   fake_migratet   formatt   redefinet   singulart   pluralt   trigger_namet   sequence_namet   fieldst   common_filtert	   polymodelt   table_classt	   on_definet   rnamet   MetaDALc           B   s   e  Z d    Z RS(   c   	      O   s   d d d d d d g } g  } x@ | D]8 } | j  |  } | r% | j | | f  | | =q% q% Wx& | D] } t |  | d | d  qh Wt t |   j | |   } | S(	   Nt   loggert   representerst   serializerst   uuidt
   validatorst   validators_methodi    i   (   t   gett   appendt   setattrt   superR*   t   __call__(	   t   clst   argst   kwargst
   interceptst   interceptedt   namet   valt   tupt   obj(    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyR5      s    	(   t   __name__t
   __module__R5   (    (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyR*      s   t   DALc           B   sT  e  Z d  Z e Z e Z e Z e Z i  Z	 d   Z
 e j d  Z e Z d d  Z e d    Z e d    Z e d    Z e d    Z d d	 e d
 e e e e e e e e d e e e e e e e e e e e d  Z e d    Z e e e d  Z d   Z e e d  Z d   Z d   Z e e d  Z d   Z  d   Z! e d  Z" e d  Z# e d  Z$ d   Z% e% Z& e d  Z' d   Z( d   Z) d   Z* d   Z+ d   Z, e- j. Z/ d    Z0 d!   Z1 e e d"  Z2 d#   Z3 d$   Z4 d%   Z5 e e e e e d&  Z6 d'   Z7 d(   Z8 d)   Z9 d*   Z: e d+ d, e e d-  Z; RS(.   sA  
    An instance of this class represents a database connection

    Args:
        uri(str): contains information for connecting to a database.
            Defaults to `'sqlite://dummy.db'`

            Note:
                experimental: you can specify a dictionary as uri
                parameter i.e. with::

                    db = DAL({"uri": "sqlite://storage.sqlite",
                              "tables": {...}, ...})

                for an example of dict input you can check the output
                of the scaffolding db model with

                    db.as_dict()

                Note that for compatibility with Python older than
                version 2.6.5 you should cast your dict input keys
                to str due to a syntax limitation on kwarg names.
                for proper DAL dictionary input you can use one of::

                    obj = serializers.cast_keys(dict, [encoding="utf-8"])
                    #or else (for parsing json input)
                    obj = serializers.loads_json(data, unicode_keys=False)

        pool_size: How many open connections to make to the database object.
        folder: where .table files will be created. Automatically set within
            web2py. Use an explicit path when using DAL outside web2py
        db_codec: string encoding of the database (default: 'UTF-8')
        table_hash: database identifier with .tables. If your connection hash
                    change you can still using old .tables if they have db_hash
                    as prefix
        check_reserved: list of adapters to check tablenames and column names
            against sql/nosql reserved keywords. Defaults to `None`

            - 'common' List of sql keywords that are common to all database
              types such as "SELECT, INSERT". (recommended)
            - 'all' Checks against all known SQL keywords
            - '<adaptername>'' Checks against the specific adapters list of
              keywords
            - '<adaptername>_nonreserved' Checks against the specific adapters
              list of nonreserved keywords. (if available)

        migrate: sets default migrate behavior for all tables
        fake_migrate: sets default fake_migrate behavior for all tables
        migrate_enabled: If set to False disables ALL migrations
        fake_migrate_all: If set to True fake migrates ALL tables
        attempts: Number of times to attempt connecting
        auto_import: If set to True, tries import automatically table
            definitions from the databases folder (works only for simple models)
        bigint_id: If set, turn on bigint instead of int for id and reference
            fields
        lazy_tables: delaya table definition until table access
        after_connection: can a callable that will be executed after the
            connection

    Example:
        Use as::

           db = DAL('sqlite://test.db')

        or::

           db = DAL(**{"uri": ..., "tables": [...]...}) # experimental

           db.define_table('tablename', Field('fieldname1'),
                                        Field('fieldname2'))


    c         C   s   t  t    S(   N(   t   strR    (   t   x(    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   <lambda>   s    t   pyDALs   sqlite://dummy.dbc         O   s]  t  t d  s i  t _ n  t  t d  s6 i  t _ n  | d k r | d } | t j k ru t j | } | d } qP| t j k r t j | } qPt t |   j |   } | t j | <n | j d t t	 |   j
    } | t j k r	t j | } t j | =n t t |   j |   } t j j | g   } | j |  | t j | <| | _ | S(   Nt   db_instancest   db_instances_zombies   <zombie>t   db_uidi(   t   hasattrR   RF   RG   R4   RA   t   __new__R1   R   t   reprt	   hexdigestR2   t   _db_uid(   R6   t   uriR7   R8   RH   t   db_groupt   db(    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyRJ     s.    
$	c         C   s   t  j |   d  S(   N(   R   t
   set_folder(   t   folder(    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyRQ     s    c          C   s   t  t d i   j   }  i  } x |  D] \ } } x | D] } | j sM q8 n  t | j j  } t d g  | j D] } | d | d f ^ qo d i t	 t
 t | j  t | j j      d 6t	 | j j    d 6 | | <q8 Wq% W| S(   s  
        Returns a dictionary with uri as key with timings and defined tables::

            {'sqlite://storage.sqlite': {
                'dbstats': [(select auth_user.email from auth_user, 0.02009)],
                'dbtables': {
                    'defined': ['auth_cas', 'auth_event', 'auth_group',
                        'auth_membership', 'auth_permission', 'auth_user'],
                    'lazy': '[]'
                    }
                }
            }

        RF   t   dbstatsi    i   t   dbtablest   definedt   lazy(   t   getattrR   t   itemst   _uriR   t   _adapterRN   t   dictt   _timingst   sortedt   listt   sett   tablest   _LAZY_TABLESt   keys(   t   dbst   infosRH   RO   RP   t   kt   row(    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   get_instances%  s    	*,(c          G   s   |  s
 d  Sd t  j   t j   f } g  |  D] \ } } d | | f ^ q- } t |   }  x9 |  D]1 \ } } | j j   sb t d | j   qb qb Wx( |  D]  \ } } | j j	 | |  q Wd  S(   Ns   %s.%ss   %s.%is*   distributed transaction not suported by %s(
   t   sockett   gethostnamet	   threadingt   currentThreadt	   enumerateRZ   t   support_distributed_transactiont   SyntaxErrort   _dbnamet   distributed_transaction_begin(   t	   instancest
   thread_keyt   iRP   Rb   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyRp   C  s    )c          G   s6  |  s
 d  St  |   }  d t j   t j   f } g  |  D] \ } } d | | f ^ q9 } x9 |  D]1 \ } } | j j   sb t d | j   qb qb Wy/ x( |  D]  \ } } | j j	 | |  q WWn> x( |  D]  \ } } | j j
 | |  q Wt d   n, Xx( |  D]  \ } } | j j | |  qWd  S(   Ns   %s.%ss   %s.%is*   distributed transaction not suported by %ss)   failure to commit distributed transaction(   Rl   Rh   Ri   Rj   Rk   RZ   Rm   Rn   t   _dbanmet   preparet   rollback_preparedt   RuntimeErrort   commit_prepared(   Rq   Rr   Rs   RP   Rb   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   distributed_transaction_commitQ  s&    )i    s   UTF-8i   c   %       C   s  | d k r | d  k	 r d  Sd d l m } m } | |  _ |
 sM d   } n	 d   } | |  _ | ru |  j |  n  | |  _ | |  _ | |  _	 d |  _
 g  |  _ i  |  _ d |  _ g  |  _ d |  _ | |  _ | |  _ g  |  _ i  |  _ | |  _ t   |  _ | |  _ | |  _ | |  _ |
 |  _ | |  _ | |  _ | |  _ t |  j   s]| d	 k  rfd
 } n  | rt  | t! t" f  r| p| g } d } t# } xt$ |  D]} x| D]} yb| r| j% d  rd | } n  t& j' |  j(   |  _) |  j) t* k rt+ d |  j)   n  t, d |  d | d | d | d | d | d | pRi  d | p^i  d | d | d |  }  t* |  j) |    |  _- t* |  j) j. }! t/ j/ |!  |  j- _. |  j- j0   | |  j- _1 | rd |! k rd |! k r|! d |  j- j. d <|! d |  j- j. d <qn  t2 } PWqt+ k
 r4  qt3 k
 rjt4 j5   }" |  j6 j7 d | |" f  qXqW| ryPqt8 j9 d  qW| st: d | |" f   qn@ t; d |  d d	 d d d | d | d | d |  |  _- t# } } |  j- }# | pt< |# j=  j>   |  _? | |  _@ |  j@ rAd d lA m* }$ |$ |  _B n  | |  _C | |  _D | |  _E |	 |  _F |  jG tH d  <| s~| r|  jI |# jJ d! | n  d  S("   Ns   <zombie>i   (   t   DRIVERSt   is_jdbcc         S   s   |  S(   N(    (   t   cred(    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyRD   {  s    c         S   s   t  j |   S(   N(   t   urllibt   unquote(   R|   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyRD   }  s    t    t   request_tenants	   %(table)si    i   s   jdbc:s+   Error in URI '%s' or database not supportedRP   RN   t	   pool_sizeRR   t   db_codect   credential_decodert   driver_argst   adapter_argst
   do_connectt   after_connectiont   entity_quotings   big-idt	   referencet   ids   big-references/   DEBUG: connect attempt %i, connection error:
%ss&   Failure to connect, tried %d times:
%st   None(   R   R-   R`   (K   R   t   driversRz   R{   t   _drivers_availablet   _folderRQ   RY   t
   _pool_sizet	   _db_codect   _lastsqlR\   t   _pending_referencest   _request_tenantt   _common_fieldst   _referee_namet
   _bigint_idt   _debugt	   _migratedRa   t   _lazy_tablesR   t   _tablest   _driver_argst   _adapter_argst   _check_reservedt   _decode_credentialst	   _attemptst   _do_connectt   _ignore_field_caseRB   t   isdigitt
   isinstanceR^   t   tuplet   Falset   ranget
   startswithR   t   matcht   groupRo   R   Rn   R[   RZ   t   typest   copyt   build_parsemapt   ignore_field_caset   Truet	   Exceptiont	   tracebackt
   format_excR+   t   debugt   timet   sleepRw   R   R   RN   RL   t	   _uri_hasht   check_reservedt   contrib.reserved_sql_keywordst   RSKt   _migratet   _fake_migratet   _migrate_enabledt   _fake_migrate_allR-   R
   t   import_table_definitionsRR   (%   t   selfRN   R   RR   R   R   R   R   t   migrate_enabledt   fake_migrate_allt   decode_credentialsR   R   t   attemptst   auto_importt	   bigint_idR   t   lazy_tablesRH   R   R   R`   R   R   t
   table_hashRz   R{   R   t   urist   errort	   connectedRe   R8   R   t   tbt   adapterR   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   __init__h  s    																									$	"
							c         C   s   |  j  S(   N(   R   (   R   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyR`     s    c         C   sl  | r' x_| D] } |  j  |   q WnAt | |  j d  } x(t j |  D]} |  j j | d  } z t j |  }	 | t |  d d !}
 g  |	 j	   D]b \ } } | d t
 | d | d d | j d d   d | j d t  d	 | j d	 t  f ^ q } | j d
    |  j  |
 g  | D] } | d ^ q&t d | d |   Wd  |  j j |  XqM Wd  S(   Ns   _*.tablet   ri   it   sortablet   typet   lengtht   notnullt   uniquec         S   s   t  |  d | d  S(   Ni    (   t   cmp(   t   at   b(    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyRD     s    i   R   R   (   t   define_tableR   R   t   globRZ   t	   file_openR   t   loadt   lent	   iteritemsR   R1   R   R   t   sortR[   t
   file_close(   R   t   pathR   R   R`   t   tablet   patternt   filenamet   tfilet
   sql_fieldsR;   t   keyt   valuet   mft   item(    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyR     s     r#c         C   sP   xI |  j  D]> } | j   |  j | k r
 t d | | j   f   q
 q
 Wd S(   s|   
        Validates `name` against SQL keywords
        Uses self.check_reserve which is a list of operators to use.
        sC   invalid table/column name "%s" is a "%s" reserved SQL/NOSQL keywordN(   R   t   upperR   Rn   (   R   R;   t   backend(    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   check_reserved_keyword  s    c   $         s  |   t  } t } d d    f d    | d k r g  } xB j D]K } | j d  sF | j d | | f  |   | d d d d	 7} qF qF Wn d }	 x |	 t |  k  r| |	 }
 t |
 t  s |
 d }
 n  |
 j d
  } | d j d  rs| j	 | d  rs  | d | d j
 d  d	 d !d
 j | d    } | |	  | | |	 d	 } |	 t |  7}	 q |	 d	 7}	 q Wd
 j |  d k rt i d d 6d d 6dA d 6| d 6 Sx
| D]
}
 dA g  } } t |
 t  r4t |
  d k r|
 \ }
 } q4t |
  d k r4|
 d d !\ }
 } } q4n  dA } } t | t  sw |  } | dA k	 rw| |  } qwn  d }	 |
 d	 j d
  } t |  t |  k rqn  x	| D]	} | j	 |  re| d	 d !j d  } | d | d	 } } | s| | k rRt |  d k s*| d d k rE | | | |	 k } ni| d d k rp | | | |	 k } n>| d d k r | | | |	 k  } n| d d k r | | | |	 k } n| d d k r | | | |	 k } n| d d k r | | | |	 k } n| d d k rM | | j   | |	 k } na| d d k r~ | | j   | |	 k } n0| d d  k r | | j   | |	 k } n | d d! k r | | j   | |	 k } n | d d" k r | | j   | |	 k } n | d d# k rB | | j   | |	 k } nl | d d$ k rp | | j | |	  } n> | d d% k r | | j | |	  } n t d& |
   t |  d' k r| d d( k r| } n% t |  d' k rt d& |
   n  | rCt | t  rC | |  } | dA k	 rC| |  } qCn  | |  } q	t d) |
   n| j	 |  ru| |	 | | j
 d   k ru| | j
 d  d	 d !} d | k r3| r3| j d  \ } } d* }  | | j j d+  r/g   | D]) } | j  | | j k r| j ^ q} n2 g   | j D] } | j | k r=| j ^ q=} | rt| d } n  | ry2   | | j | j  | |    } Wq0t k
 rt i d, d 6|
 d 6d- d 6dA d 6 SXqrg  | j  | |  D] } | j  ^ q}   | | j |   } q	| } | rbt | t  rb | |  } n  |  |  } n~| d. k r	| r	| |	 } |  | k rPn   | | j! st i d/ d 6|
 d 6d0 d 6dA d 6 Syb | j" d1 t#  d2 k } t$ | j" d3 dA  p	d  } | t$ | j" d4 dA  p0	d5  | f } Wn- t k
 rm	t i d, d 6d6 d 6dA d 6 SX| j  | | d1 | d7 | } | r	t i d d 6| d 6|
 d 6 St i d8 d 6|
 d 6d9 d 6dA d 6 Sn | | |	 k r	Pn  | } |	 d	 7}	 |	 t |  k r| rt%  | d*  rV
| j" d:  | j& j  j d;  } n& | j" d:  | j' d  j d;  } yG g  | D]6 } | j d<  s
 | | n  | | d	 ^ q
}  Wn3 t( t) f k
 r
t i d, d 6d= d 6dA d 6 SX| rGg   | D]4 } t |  j d  d | k r
| j! r
| ^ q
}! n& g   | D] } | j! rR| ^ qR}! | j*   }" yJ t$ | j" d3 dA  pd  } | t$ | j" d4 dA  pd5  | f } Wn- t k
 rt i d, d 6d6 d 6dA d 6 SXy | j d7 | d> |  |!  }# Wn4 t k
 rHt i d, d 6|
 d 6d- d 6dA d 6 SXt i d d 6|# d 6|
 d 6|" d? 6 SqWqWt i d, d 6d@ d 6dA d 6 S(B   sC  
        Example:
            Use as::

                db.define_table('person',Field('name'),Field('info'))
                db.define_table('pet',
                    Field('ownedby',db.person),
                    Field('name'),Field('info')
                )

                @request.restful()
                def index():
                    def GET(*args,**vars):
                        patterns = [
                            "/friends[person]",
                            "/{person.name}/:field",
                            "/{person.name}/pets[pet.ownedby]",
                            "/{person.name}/pets[pet.ownedby]/{pet.name}",
                            "/{person.name}/pets[pet.ownedby]/{pet.name}/:field",
                            ("/dogs[pet]", db.pet.info=='dog'),
                            ("/dogs[pet]/{pet.name.startswith}", db.pet.info=='dog'),
                            ]
                        parser = db.parse_as_rest(patterns,args,vars)
                        if parser.status == 200:
                            return dict(content=parser.response)
                        else:
                            raise HTTP(parser.status,parser.error)

                    def POST(table_name,**vars):
                        if table_name == 'person':
                            return db.person.validate_and_insert(**vars)
                        elif table_name == 'pet':
                            return db.pet.validate_and_insert(**vars)
                        else:
                            raise HTTP(400)
                    return locals()
        R   i    c            s  g  } xz |  j  D]k} | r? d | | j d d  f } n( d |  j d d  | j d d  f }  |  | } | j s q n  | j d k s d | k s | j j d  r | d |  | f 7} | j |  | j | d	  n| j j d
  r-| d |  | f 7} | j |  | j | d	  n9| j d  k rw| d |  | |  | f 7} | j |  | j | d	  n | j j d  r| d |  | f 7} | j |  | j | d	  n | j d! k rf| d |  | f 7} | j |  | j | d	  | d |  | f 7} | j |  | j | d	  | d |  | f 7} | j |  | j | d	  n  | j d" k r| d |  | f 7} | j |  | j | d	  | d |  | f 7} | j |  | j | d	  | d |  | f 7} | j |  | j | d	  n  | d k r xb  |  j D]P } | d |  | j | j f 7} | j |  |   |  d | d | d 7} q(Wq q W| S(#   Ns   %s/%st   _t   -s   /%s/%sR   t   slugR   s   /{%s.%s}s   /:fieldt   booleant   floatt   doublet   integert   bigints   /{%s.%s.ge}/{%s.%s.lt}s   list:s   /{%s.%s.contains}t   datet   datetimes   /{%s.%s.year}s   /{%s.%s.month}s   /{%s.%s.day}R   s   /{%s.%s.hour}s   /{%s.%s.minute}s   /{%s.%s.second}i    s
   /%s[%s.%s]t   baset   depthi   (   s   floatR   R   R   (   R   R   (   R   s   time(	   R$   t   replacet   readableR   R   R2   t   _referenced_byt	   tablenameR;   (   R   R   R   t   patternst   fieldt   tagt   f(   t
   auto_tableRP   (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyR   1  sd    (	 -+t   autot   auth_s   /%s[%s]R   R   i   t   /is   :autot   [R   i   t   statusR^   R   R   t   responsei   i   t   .t   eqt   net   ltt   gtt   get   let   yeart   montht   dayt   hourt   minutet   secondR   t   containss   invalid pattern: %si   t   nots   missing relation in pattern: %st   _ids
   reference i  s   invalid paths   :fieldi  s   I'm a teapott   distinctR   t   offsett   limiti  s   invalid limitst   limitbyi  s   no record foundt   ordert   |t   ~s   invalid orderbyt   orderbyt   counts   no matching patternN(+   R   R   R`   R   R2   R   R   RB   t   splitR   t   findt   joinR   R   R   R[   R  R  R  R  t   minutest   secondsR  Rw   R   R;   R   R   t   belongst   _selectt
   ValueErrort   selectR   R   R1   R   t   longRI   R  t   _primarykeyt   KeyErrort   AttributeErrorR  ($   R   R   R7   t   varst   queriest   nested_selectt   re1t   re2R   Rs   R   t   tokenst   new_patternst	   basequeryt   exposedfieldst   otablet   dbsett   tagsR   R   t   queryt   reft   selfldRC   t   refsR   RX   R  R  t   limitst   ofieldsR   R  R$   R  R  (    (   R   RP   sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   parse_as_rest  s6   '4&
&"
"!!!!!!"
,=22- 
 , #
(&G H&, c      	   O   s  | r( d | k r( | j  d d	  } n  t | t  s t | t  ry y t |  } Wq t k
 ru t d   q Xqct d   n t |  |  s | |  j k r | j  d t  r t	 |  |  qct d |   n | j
 d  st |  |  st j |  rt d |   nH |  j r4|  j |  n/ t |  t } | rct d | | f   n  |  j r| |  j k r| | | f |  j | <d  } n |  j | | |  } | |  j k r|  j j |  n  | S(
   NR$   s   invalid unicode table names   missing table nameR   s   table already defined: %sR   s   invalid table name: %ss!   invalid table "%s" attributes: %s(    (   R1   R   RB   t   unicodet   UnicodeEncodeErrorRn   RI   R`   R   t   delattrR   R   R   R   R   R_   t
   TABLE_ARGSR   Ra   R   t   lazy_define_tableR2   (   R   R   R$   R7   t   invalid_argsR   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyR     s:    		c         O   s  | j  } |  j } | r1 t |  t |  } n  | d t  } | |  | | |  } t | _ | |  | <| j   xP | D]H } | j t k r t	 |  | _ n  | j
 t k ry t |  | _
 qy qy W|  j o | d |  j  }	 |	 r |  j d k s|  j j d k rw|  j p| d |  j  }
 | d d   } z5 t j   |  j j | d |	 d |
 d | |  _ Wd  t j   Xn	 d  | _ | d d   } | r| |  n  | S(	   NR'   R   R   s   google:datastoreR   R&   R(   (   Ns   None(   R1   R   R^   R   R   t   _actualt   _create_referencest   requiresR	   R   t	   representR   R   R   RY   R   RZ   t   dbengineR   R   R   t   acquiret   create_tableR   t   releaset   _dbt(   R   R   R$   R7   t   args_gett   common_fieldsR'   R   R   R   R   R&   R(   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyRC  3  s@    			

	
		 c         C   s   d  } } | s& |  j |  j } } n  t d g  d | d | t g  d D]" } | t |  d | d   f ^ qE   } x1 |  D]) } | d j | j d | d |   qz W| S(   NR`   RN   RH   R   RR   R   R   R   R   R   R   R   R   R   R   R   R   R   R   R   t   flatt   sanitize(   s	   pool_sizes   folders   db_codecs   check_reserveds   migrates   fake_migrates   migrate_enableds   fake_migrate_alls   decode_credentialss   driver_argss   adapter_argss   attemptss	   bigint_ids   debugs   lazy_tabless
   do_connect(   R   RY   RM   R[   RW   R2   t   as_dict(   R   RP  RQ  RH   RN   Re   t
   db_as_dictR   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyRR  ^  s     
      2c         C   s(   t  |  j |  o' t t |  j d   S(   Nt
   loads_json(   RI   R-   t   callableRW   (   R   R;   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   has_serializerp  s    c         O   s   t  |  j |  | |   S(   N(   RW   R-   (   R   R;   R7   R8   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt	   serializet  s    c         C   sF   |  j  d  s t d   n  |  j d t d |  } |  j d |  S(   Nt   xmls   No xml serializers availableRP  RQ  (   RV  t   ImportErrorRR  R   RW  (   R   RQ  t   d(    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   as_xmlw  s    c         C   sF   |  j  d  s t d   n  |  j d t d |  } |  j d |  S(   Nt   jsons   No json serializers availableRP  RQ  (   RV  RY  RR  R   RW  (   R   RQ  RZ  (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   as_json}  s    c         C   sF   |  j  d  s t d   n  |  j d t d |  } |  j d |  S(   Nt   yamls   No YAML serializers availableRP  RQ  (   RV  RY  RR  R   RW  (   R   RQ  RZ  (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   as_yaml  s    c         C   s*   y | |  j  k SWn t k
 r% t SXd  S(   N(   R`   R+  R   (   R   R   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   __contains__  s    c         C   s   |  j  j | |  S(   N(   t   __dict__R1   (   R   R   t   default(    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyR1     s    c         c   s!   x |  j  D] } |  | Vq
 Wd  S(   N(   R`   (   R   R   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   __iter__  s    c         C   s   |  j  t |   S(   N(   t   __getattr__RB   (   R   R   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   __getitem__  s    c         C   s_   t  |  d  rR | t  |  d  k rR |  j j |  \ } } } |  j | | |  St  |  |  S(   NR   Ra   (   R   Ra   t   popRC  (   R   R   R   R$   R7   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyRd    s
    c         C   s   t  |  t |  |  d  S(   N(   R   RB   (   R   R   R   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   __setitem__  s    c         C   sC   | d  d k r/ | |  k r/ t  d |   n  t |  | |  d  S(   Ni   R   s(   Object %s exists and cannot be redefined(   Rn   R   (   R   R   R   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   __setattr__  s    c         C   s2   t  |  d  r# d t |  j j  Sd |  j Sd  S(   NRY   s   <DAL uri="%s">s   <DAL db_uid="%s">(   RI   R   RZ   RN   RM   (   R   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   __repr__  s    c         C   s   t  |  t | |   S(   N(   R   R   (   R   R$   t   text(    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyR     s    c         C   s   t  | t  r$ |  j j |  } nN t  | t  rB | d  k } n0 t  | t  rr | j d  } | rr | } qr n  t |  | d | S(   Nt   ignore_common_filters(	   R   R   RZ   t   id_queryR   R   R[   R1   R   (   R   R8  Rk  t   icf(    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyR5     s     c         C   s   |  j  j   d  S(   N(   RZ   t   commit(   R   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyRn    s    c         C   s   |  j  j   d  S(   N(   RZ   t   rollback(   R   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyRo    s    c         C   sY   |  j  j   |  j t j k rU t j |  j } | j |   | sU t j |  j =qU n  d  S(   N(   RZ   t   closeRM   R   RF   t   remove(   R   RO   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyRp    s    c      	   C   s  |  j  } | r" | j | |  n | j |  | s; | r t | j d  s\ t d   n  | j j } | p g  | D] }	 |	 d ^ qu } t |  t t |   k r t d   n  | j   }
 | r t	 } n t
 } g  |
 D] } | t | |   ^ q Sy | j   }
 Wn d SX| s&| r| d k r8g  n | } t | t  sY| g } n  g  } xM | D]E } t | t  r| j g  | D] }	 |	 ^ q qf| j |  qfW| sg  | D] }	 d |	 j |	 j f ^ q} n  | j |
 d | d | }
 n  |
 S(	   sQ
  
        Executes an arbitrary query

        Args:
            query (str): the query to submit to the backend
            placeholders: is optional and will always be None.
                If using raw SQL with placeholders, placeholders may be
                a sequence of values to be substituted in
                or, (if supported by the DB driver), a dictionary with keys
                matching named placeholders in your SQL.
            as_dict: will always be None when using DAL.
                If using raw SQL can be set to True and the results cursor
                returned by the DB driver will be converted to a sequence of
                dictionaries keyed with the db field names. Results returned
                with as_dict=True are the same as those returned when applying
                .to_list() to a DAL query.  If "as_ordered_dict"=True the
                behaviour is the same as when "as_dict"=True with the keys
                (field names) guaranteed to be in the same order as returned
                by the select name executed on the database.
            fields: list of DAL Fields that match the fields returned from the
                DB. The Field objects should be part of one or more Table
                objects defined on the DAL object. The "fields" list can include
                one or more DAL Table objects in addition to or instead of
                including Field objects, or it can be just a single table
                (not in a list). In that case, the Field objects will be
                extracted from the table(s).

                Note:
                    if either `fields` or `colnames` is provided, the results
                    will be converted to a DAL `Rows` object using the
                    `db._adapter.parse()` method
            colnames: list of field names in tablename.fieldname format

        Note:
            It is also possible to specify both "fields" and the associated
            "colnames". In that case, "fields" can also include DAL Expression
            objects in addition to Field objects. For Field objects in "fields",
            the associated "colnames" must still be in tablename.fieldname
            format. For Expression objects in "fields", the associated
            "colnames" can be any arbitrary labels.

        DAL Table objects referred to by "fields" or "colnames" can be dummy
        tables and do not have to represent any real tables in the database.
        Also, note that the "fields" and "colnames" must be in the
        same order as the fields in the results cursor returned from the DB.

        t   descriptions6   database does not support executesql(...,as_dict=True)i    se   Result set includes duplicate column names. Specify unique column names using the 'colnames' arguments   %s.%sR$   t   colnamesN(   RZ   t   executeRI   t   cursorRw   Rr  R   R_   t	   _fetchallR   R[   t   zipR   R   R^   R   t   extendR2   R   R;   t   parse(   R   R8  t   placeholdersRR  R$   Rs  t   as_ordered_dictR   t   columnsR   t   datat   _dictRf   t   extracted_fieldsR   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt
   executesql  sF    1	#	&#)c         C   sC   x< |  D]4 } g  | j  D] } | j | k s | ^ q | _  q Wd  S(   N(   R   R   (   R   t	   thistableR   R   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   _remove_references_to/  s    c         C   s   t  |  j j |   S(   N(   RU  R,   R1   (   R   R;   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   has_representer4  s    c         O   s   |  j  | | |   S(   N(   R,   (   R   R;   R7   R8   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyRH  7  s    c   
      O   s   t  | j d d   } | j d t  } | d <x |  j D] } | j d |  |  j j |  |  } |  |  j   } | | d <xS t d | |  D]? }	 |  |  j	 d |	 |	 | f  j
 | | |  t | d <q W| j d  q< W| j d  d  S(	   Ns   max_fetch_rows,i  t   write_colnamess
   TABLE %s
i    R  s   

t   END(   R(  R1   R   R`   t   writeRZ   Rl  R  R   R'  t   export_to_csv_fileR   (
   R   t   ofileR7   R8   t   stepR  R   R8  t   nrowsRe   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyR  :  s    
"s   <NULL>R.   c         O   s   i  }	 | p i  } x| D] }
 |
 j    }
 |
 s7 q q |
 d k rG d  S|
 j d  sj |
 d |  j k ry t d   q |
 d } | j | |  } | d  k	 r | |  j k r |  | j | | | | |	 | |  q | d  k s | rx- | D] }
 |
 j    s Pq q Wq t d   q Wd  S(   NR  s   TABLE i   s   invalid file formats   Unable to import table that does not exist.
Try db.import_from_csv_file(..., map_tablenames={'table':'othertable'},ignore_missing_tables=True)(   t   stripR   R`   Rn   R1   R   t   import_from_csv_fileRw   (   R   t   ifilet   id_mapt   nullR   t   map_tablenamest   ignore_missing_tablesR7   R8   t	   id_offsett   lineR   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyR  J  s,    

(<   R?   R@   t   __doc__R*   t   __metaclass__R   R-   R/   R0   R,   R.   t   loggingt	   getLoggerR+   R   RJ   t   staticmethodRQ   Rg   Rp   Ry   R   R   R   t   propertyR`   R   R   R>  R   RC  RR  RV  RW  R[  R]  R_  R`  t   has_keyR1   Rc  Re  Rd  Rg  Rh  t   objectt   __delattr__t   __delitem__Ri  R   R5   Rn  Ro  Rp  R  R  R  RH  R  R  (    (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyRA      s~   J				l	
 	(	+											
			_				c         C   s   t  d d |  S(   Ns   <zombie>RH   (   RA   (   RH   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   DAL_unpicklerj  s    c         C   s   t  |  j f f S(   N(   R  RM   (   RP   (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   DAL_picklern  s    (6   R  Rj   Rh   R}   R   R   R   R   R  R.   R    t   _compatR   R   R   R   R   R   t   _globalsR   R   R	   R
   t   _loadR   t   helpers.classesR   t   helpers.methodsR   R   R   R   t   helpers.regexR   R   R   R   t   objectsR   R   R   R   t   adaptersR   t   adapters.baseR   R_   RB  R   R*   R  RA   R  R  (    (    (    sG   /var/www/c4bv.valis/web2py-ge-R-2.10.3/gluon/packages/dal/pydal/base.pyt   <module>|   s<   .""""   		