2007-07-21 19:17:17 +04:00
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<?php
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/*
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* $Id$
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.phpdoctrine.com>.
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*/
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Doctrine::autoload('Doctrine_DataDict');
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/**
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* @package Doctrine
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* @subpackage Doctrine_DataDict
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
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* @author Paul Cooper <pgc@ucecom.com>
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* @author Lukas Smith <smith@pooteeweet.org> (PEAR MDB2 library)
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* @version $Revision$
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* @category Object Relational Mapping
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* @link www.phpdoctrine.com
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* @since 1.0
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*/
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class Doctrine_DataDict_Pgsql extends Doctrine_DataDict
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{
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/**
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* @param array $reservedKeyWords an array of reserved keywords by pgsql
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*/
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protected static $reservedKeyWords = array(
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'abort',
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'absolute',
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'access',
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'action',
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'add',
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'after',
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'aggregate',
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'all',
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'alter',
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'analyse',
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'analyze',
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'and',
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'any',
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'as',
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'asc',
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'assertion',
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'assignment',
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'at',
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'authorization',
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'backward',
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'before',
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'begin',
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'between',
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'bigint',
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'binary',
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'bit',
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'boolean',
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'both',
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'by',
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'cache',
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'called',
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'cascade',
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'case',
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'cast',
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'chain',
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'char',
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'character',
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'characteristics',
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'check',
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'checkpoint',
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'class',
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'close',
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'cluster',
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'coalesce',
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'collate',
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'column',
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'comment',
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'commit',
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'committed',
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'constraint',
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'constraints',
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'conversion',
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'convert',
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'copy',
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'create',
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'createdb',
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'createuser',
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'cross',
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'current_date',
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'current_time',
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'current_timestamp',
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'current_user',
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'cursor',
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'cycle',
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'database',
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'day',
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'deallocate',
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'dec',
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'decimal',
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'declare',
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'default',
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'deferrable',
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'deferred',
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'definer',
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'delete',
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'delimiter',
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'delimiters',
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'desc',
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'distinct',
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'do',
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'domain',
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'double',
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'drop',
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'each',
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'else',
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'encoding',
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'encrypted',
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'end',
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'escape',
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'except',
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'exclusive',
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'execute',
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'exists',
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'explain',
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'external',
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'extract',
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'false',
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'fetch',
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'float',
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'for',
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'force',
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'foreign',
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'forward',
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'freeze',
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'from',
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'full',
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'function',
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'get',
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'global',
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'grant',
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'group',
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'handler',
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'having',
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'hour',
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'ilike',
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'immediate',
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'immutable',
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'implicit',
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'in',
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'increment',
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'index',
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'inherits',
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'initially',
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'inner',
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'inout',
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'input',
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'insensitive',
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'insert',
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'instead',
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'int',
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'integer',
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'intersect',
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'interval',
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'into',
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'invoker',
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'is',
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'isnull',
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'isolation',
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'join',
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'key',
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'lancompiler',
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'language',
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'leading',
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'left',
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'level',
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'like',
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'limit',
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'listen',
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'load',
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'local',
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'localtime',
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'localtimestamp',
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'location',
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'lock',
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'match',
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'maxvalue',
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'minute',
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'minvalue',
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'mode',
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'month',
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'move',
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'names',
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'national',
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'natural',
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'nchar',
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'new',
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'next',
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'no',
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'nocreatedb',
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'nocreateuser',
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'none',
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'not',
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'nothing',
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'notify',
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'notnull',
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'null',
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'nullif',
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'numeric',
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'of',
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'off',
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'offset',
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'oids',
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'old',
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'on',
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'only',
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'operator',
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'option',
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'or',
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'order',
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'out',
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'outer',
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'overlaps',
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'overlay',
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'owner',
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'partial',
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'password',
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'path',
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'pendant',
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'placing',
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'position',
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'precision',
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'prepare',
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'primary',
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'prior',
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'privileges',
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'procedural',
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'procedure',
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'read',
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'real',
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'recheck',
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'references',
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'reindex',
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'relative',
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'rename',
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'replace',
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'reset',
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'restrict',
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'returns',
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'revoke',
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'right',
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'rollback',
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'row',
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'rule',
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'schema',
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'scroll',
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'second',
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'security',
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'select',
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'sequence',
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'serializable',
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'session',
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'session_user',
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'set',
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'setof',
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'share',
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'show',
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'similar',
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'simple',
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'smallint',
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'some',
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'stable',
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'start',
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'statement',
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'statistics',
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'stdin',
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'stdout',
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'storage',
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'strict',
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'substring',
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'sysid',
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'table',
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'temp',
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'template',
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'temporary',
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'then',
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'time',
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'timestamp',
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'to',
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'toast',
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'trailing',
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'transaction',
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'treat',
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'trigger',
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'trim',
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'true',
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'truncate',
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'trusted',
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'type',
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'unencrypted',
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'union',
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'unique',
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'unknown',
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'unlisten',
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'until',
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'update',
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'usage',
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'user',
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'using',
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'vacuum',
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'valid',
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'validator',
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'values',
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'varchar',
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'varying',
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'verbose',
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'version',
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'view',
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'volatile',
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'when',
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'where',
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'with',
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'without',
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'work',
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'write',
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'year',
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'zone'
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);
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/**
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* Obtain DBMS specific SQL code portion needed to declare an text type
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* field to be used in statements like CREATE TABLE.
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*
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* @param array $field associative array with the name of the properties
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* of the field being declared as array indexes. Currently, the types
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* of supported field properties are as follows:
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*
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* length
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* Integer value that determines the maximum length of the text
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* field. If this argument is missing the field should be
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* declared to have the longest length allowed by the DBMS.
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*
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* default
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* Text value to be used as default for this field.
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*
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* notnull
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* Boolean flag that indicates whether this field is constrained
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* to not be set to null.
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*
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* @return string DBMS specific SQL code portion that should be used to
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* declare the specified field.
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*/
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|
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public function getNativeDeclaration(array $field)
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{
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2007-09-03 18:57:18 +04:00
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if ( ! isset($field['type'])) {
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throw new Doctrine_DataDict_Exception('Missing column type.');
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2007-09-03 18:57:18 +04:00
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}
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2007-07-21 19:17:17 +04:00
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switch ($field['type']) {
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case 'char':
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case 'string':
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case 'array':
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case 'object':
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2007-09-18 00:41:24 +04:00
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case 'varchar':
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2007-07-21 19:17:17 +04:00
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case 'gzip':
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2007-09-18 00:41:24 +04:00
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|
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// TODO: what is the maximum VARCHAR length in pgsql ?
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2007-09-18 00:44:30 +04:00
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$length = (isset($field['length']) && $field['length'] && $field['length'] < 10000) ? $field['length'] : null;
|
2007-07-21 19:17:17 +04:00
|
|
|
|
|
|
|
|
$fixed = ((isset($field['fixed']) && $field['fixed']) || $field['type'] == 'char') ? true : false;
|
|
|
|
|
|
2007-09-18 00:41:24 +04:00
|
|
|
return $fixed ? ($length ? 'CHAR(' . $length . ')' : 'CHAR('.$this->conn->options['default_text_field_length'].')')
|
|
|
|
|
: ($length ? 'VARCHAR(' .$length . ')' : 'TEXT');
|
2007-07-21 19:17:17 +04:00
|
|
|
|
|
|
|
|
case 'clob':
|
|
|
|
|
return 'TEXT';
|
|
|
|
|
case 'blob':
|
|
|
|
|
return 'BYTEA';
|
|
|
|
|
case 'enum':
|
|
|
|
|
case 'integer':
|
|
|
|
|
case 'int':
|
2007-09-03 18:57:18 +04:00
|
|
|
if ( ! empty($field['autoincrement'])) {
|
|
|
|
|
if ( ! empty($field['length'])) {
|
2007-07-21 19:17:17 +04:00
|
|
|
$length = $field['length'];
|
|
|
|
|
if ($length > 4) {
|
|
|
|
|
return 'BIGSERIAL';
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return 'SERIAL';
|
|
|
|
|
}
|
2007-09-03 18:57:18 +04:00
|
|
|
if ( ! empty($field['length'])) {
|
2007-07-21 19:17:17 +04:00
|
|
|
$length = $field['length'];
|
|
|
|
|
if ($length <= 2) {
|
|
|
|
|
return 'SMALLINT';
|
|
|
|
|
} elseif ($length == 3 || $length == 4) {
|
|
|
|
|
return 'INT';
|
|
|
|
|
} elseif ($length > 4) {
|
|
|
|
|
return 'BIGINT';
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return 'INT';
|
|
|
|
|
case 'boolean':
|
|
|
|
|
return 'BOOLEAN';
|
|
|
|
|
case 'date':
|
|
|
|
|
return 'DATE';
|
|
|
|
|
case 'time':
|
|
|
|
|
return 'TIME without time zone';
|
|
|
|
|
case 'timestamp':
|
|
|
|
|
return 'TIMESTAMP without time zone';
|
|
|
|
|
case 'float':
|
|
|
|
|
case 'double':
|
|
|
|
|
return 'FLOAT8';
|
|
|
|
|
case 'decimal':
|
|
|
|
|
$length = !empty($field['length']) ? $field['length'] : 18;
|
|
|
|
|
$scale = !empty($field['scale']) ? $field['scale'] : $this->conn->getAttribute(Doctrine::ATTR_DECIMAL_PLACES);
|
|
|
|
|
return 'NUMERIC('.$length.','.$scale.')';
|
|
|
|
|
}
|
|
|
|
|
throw new Doctrine_DataDict_Exception('Unknown field type \'' . $field['type'] . '\'.');
|
|
|
|
|
}
|
|
|
|
|
/**
|
|
|
|
|
* Maps a native array description of a field to a portable Doctrine datatype and length
|
|
|
|
|
*
|
|
|
|
|
* @param array $field native field description
|
|
|
|
|
*
|
|
|
|
|
* @return array containing the various possible types, length, sign, fixed
|
|
|
|
|
*/
|
|
|
|
|
public function getPortableDeclaration(array $field)
|
|
|
|
|
{
|
|
|
|
|
|
|
|
|
|
$length = (isset($field['length'])) ? $field['length'] : null;
|
|
|
|
|
if ($length == '-1' && isset($field['atttypmod'])) {
|
|
|
|
|
$length = $field['atttypmod'] - 4;
|
|
|
|
|
}
|
|
|
|
|
if ((int)$length <= 0) {
|
|
|
|
|
$length = null;
|
|
|
|
|
}
|
|
|
|
|
$type = array();
|
|
|
|
|
$unsigned = $fixed = null;
|
|
|
|
|
|
|
|
|
|
if ( ! isset($field['name'])) {
|
|
|
|
|
$field['name'] = '';
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$dbType = strtolower($field['type']);
|
|
|
|
|
|
|
|
|
|
switch ($dbType) {
|
|
|
|
|
case 'smallint':
|
|
|
|
|
case 'int2':
|
|
|
|
|
$type[] = 'integer';
|
|
|
|
|
$unsigned = false;
|
|
|
|
|
$length = 2;
|
|
|
|
|
if ($length == '2') {
|
|
|
|
|
$type[] = 'boolean';
|
|
|
|
|
if (preg_match('/^(is|has)/', $field['name'])) {
|
|
|
|
|
$type = array_reverse($type);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
case 'int':
|
|
|
|
|
case 'int4':
|
|
|
|
|
case 'integer':
|
|
|
|
|
case 'serial':
|
|
|
|
|
case 'serial4':
|
|
|
|
|
$type[] = 'integer';
|
|
|
|
|
$unsigned = false;
|
|
|
|
|
$length = 4;
|
|
|
|
|
break;
|
|
|
|
|
case 'bigint':
|
|
|
|
|
case 'int8':
|
|
|
|
|
case 'bigserial':
|
|
|
|
|
case 'serial8':
|
|
|
|
|
$type[] = 'integer';
|
|
|
|
|
$unsigned = false;
|
|
|
|
|
$length = 8;
|
|
|
|
|
break;
|
|
|
|
|
case 'bool':
|
|
|
|
|
case 'boolean':
|
|
|
|
|
$type[] = 'boolean';
|
|
|
|
|
$length = 1;
|
|
|
|
|
break;
|
|
|
|
|
case 'text':
|
|
|
|
|
case 'varchar':
|
|
|
|
|
$fixed = false;
|
|
|
|
|
case 'unknown':
|
|
|
|
|
case 'char':
|
|
|
|
|
case 'bpchar':
|
|
|
|
|
$type[] = 'string';
|
|
|
|
|
if ($length == '1') {
|
|
|
|
|
$type[] = 'boolean';
|
|
|
|
|
if (preg_match('/^(is|has)/', $field['name'])) {
|
|
|
|
|
$type = array_reverse($type);
|
|
|
|
|
}
|
|
|
|
|
} elseif (strstr($dbType, 'text')) {
|
|
|
|
|
$type[] = 'clob';
|
|
|
|
|
}
|
|
|
|
|
if ($fixed !== false) {
|
|
|
|
|
$fixed = true;
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
case 'date':
|
|
|
|
|
$type[] = 'date';
|
|
|
|
|
$length = null;
|
|
|
|
|
break;
|
|
|
|
|
case 'datetime':
|
|
|
|
|
case 'timestamp':
|
|
|
|
|
$type[] = 'timestamp';
|
|
|
|
|
$length = null;
|
|
|
|
|
break;
|
|
|
|
|
case 'time':
|
|
|
|
|
$type[] = 'time';
|
|
|
|
|
$length = null;
|
|
|
|
|
break;
|
|
|
|
|
case 'float':
|
|
|
|
|
case 'double':
|
|
|
|
|
case 'real':
|
|
|
|
|
$type[] = 'float';
|
|
|
|
|
break;
|
|
|
|
|
case 'decimal':
|
|
|
|
|
case 'money':
|
|
|
|
|
case 'numeric':
|
|
|
|
|
$type[] = 'decimal';
|
|
|
|
|
break;
|
|
|
|
|
case 'tinyblob':
|
|
|
|
|
case 'mediumblob':
|
|
|
|
|
case 'longblob':
|
|
|
|
|
case 'blob':
|
|
|
|
|
case 'bytea':
|
|
|
|
|
$type[] = 'blob';
|
|
|
|
|
$length = null;
|
|
|
|
|
break;
|
|
|
|
|
case 'oid':
|
|
|
|
|
$type[] = 'blob';
|
|
|
|
|
$type[] = 'clob';
|
|
|
|
|
$length = null;
|
|
|
|
|
break;
|
|
|
|
|
case 'year':
|
|
|
|
|
$type[] = 'integer';
|
|
|
|
|
$type[] = 'date';
|
|
|
|
|
$length = null;
|
|
|
|
|
break;
|
|
|
|
|
default:
|
|
|
|
|
throw new Doctrine_DataDict_Exception('unknown database attribute type: '.$dbType);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return array('type' => $type,
|
|
|
|
|
'length' => $length,
|
|
|
|
|
'unsigned' => $unsigned,
|
|
|
|
|
'fixed' => $fixed);
|
|
|
|
|
}
|
|
|
|
|
/**
|
|
|
|
|
* Obtain DBMS specific SQL code portion needed to declare an integer type
|
|
|
|
|
* field to be used in statements like CREATE TABLE.
|
|
|
|
|
*
|
|
|
|
|
* @param string $name name the field to be declared.
|
|
|
|
|
* @param array $field associative array with the name of the properties
|
|
|
|
|
* of the field being declared as array indexes. Currently, the types
|
|
|
|
|
* of supported field properties are as follows:
|
|
|
|
|
*
|
|
|
|
|
* unsigned
|
|
|
|
|
* Boolean flag that indicates whether the field should be
|
|
|
|
|
* declared as unsigned integer if possible.
|
|
|
|
|
*
|
|
|
|
|
* default
|
|
|
|
|
* Integer value to be used as default for this field.
|
|
|
|
|
*
|
|
|
|
|
* notnull
|
|
|
|
|
* Boolean flag that indicates whether this field is constrained
|
|
|
|
|
* to not be set to null.
|
|
|
|
|
* @return string DBMS specific SQL code portion that should be used to
|
|
|
|
|
* declare the specified field.
|
|
|
|
|
*/
|
|
|
|
|
public function getIntegerDeclaration($name, $field)
|
|
|
|
|
{
|
|
|
|
|
/**
|
2007-09-03 18:57:18 +04:00
|
|
|
if ( ! empty($field['unsigned'])) {
|
2007-07-21 19:17:17 +04:00
|
|
|
$this->conn->warnings[] = "unsigned integer field \"$name\" is being declared as signed integer";
|
|
|
|
|
}
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
if ( ! empty($field['autoincrement'])) {
|
|
|
|
|
$name = $this->conn->quoteIdentifier($name, true);
|
|
|
|
|
return $name . ' ' . $this->getNativeDeclaration($field);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$default = '';
|
|
|
|
|
if (array_key_exists('default', $field)) {
|
|
|
|
|
if ($field['default'] === '') {
|
|
|
|
|
$field['default'] = empty($field['notnull']) ? null : 0;
|
|
|
|
|
}
|
|
|
|
|
$default = ' DEFAULT '.$this->conn->quote($field['default'], $field['type']);
|
|
|
|
|
}
|
|
|
|
|
/**
|
|
|
|
|
TODO: is this needed ?
|
|
|
|
|
elseif (empty($field['notnull'])) {
|
|
|
|
|
$default = ' DEFAULT NULL';
|
|
|
|
|
}
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
$notnull = empty($field['notnull']) ? '' : ' NOT NULL';
|
|
|
|
|
$name = $this->conn->quoteIdentifier($name, true);
|
|
|
|
|
return $name . ' ' . $this->getNativeDeclaration($field) . $default . $notnull;
|
|
|
|
|
}
|
|
|
|
|
/**
|
|
|
|
|
* parseBoolean
|
|
|
|
|
* parses a literal boolean value and returns
|
|
|
|
|
* proper sql equivalent
|
|
|
|
|
*
|
|
|
|
|
* @param string $value boolean value to be parsed
|
|
|
|
|
* @return string parsed boolean value
|
|
|
|
|
*/
|
|
|
|
|
public function parseBoolean($value)
|
|
|
|
|
{
|
|
|
|
|
return $value;
|
|
|
|
|
}
|
|
|
|
|
}
|
