2007-01-06 01:05:55 +03:00
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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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2008-01-23 01:52:53 +03:00
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* <http://www.phpdoctrine.org>.
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2007-01-06 01:05:55 +03:00
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*/
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2007-10-21 10:23:59 +04:00
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2007-01-06 01:05:55 +03:00
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/**
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* Doctrine_DataDict
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*
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* @package Doctrine
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2007-10-04 01:43:22 +04:00
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* @subpackage DataDict
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2007-01-06 01:05:55 +03:00
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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2008-02-22 21:11:35 +03:00
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* @link www.phpdoctrine.org
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2007-01-06 01:05:55 +03:00
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* @since 1.0
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* @version $Revision$
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* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
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* @author Lukas Smith <smith@pooteeweet.org> (PEAR MDB2 library)
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*/
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class Doctrine_DataDict extends Doctrine_Connection_Module
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{
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/**
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* Obtain an array of changes that may need to applied
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*
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* @param array $current new definition
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* @param array $previous old definition
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* @return array containing all changes that will need to be applied
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*/
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public function compareDefinition($current, $previous)
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{
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$type = !empty($current['type']) ? $current['type'] : null;
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2007-09-03 18:57:18 +04:00
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if ( ! method_exists($this, "_compare{$type}Definition")) {
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2007-01-06 01:05:55 +03:00
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throw new Doctrine_DataDict_Exception('type "'.$current['type'].'" is not yet supported');
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}
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if (empty($previous['type']) || $previous['type'] != $type) {
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return $current;
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}
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$change = $this->{"_compare{$type}Definition"}($current, $previous);
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if ($previous['type'] != $type) {
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$change['type'] = true;
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}
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$previous_notnull = !empty($previous['notnull']) ? $previous['notnull'] : false;
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$notnull = !empty($current['notnull']) ? $current['notnull'] : false;
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if ($previous_notnull != $notnull) {
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$change['notnull'] = true;
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}
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$previous_default = array_key_exists('default', $previous) ? $previous['default'] :
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($previous_notnull ? '' : null);
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$default = array_key_exists('default', $current) ? $current['default'] :
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($notnull ? '' : null);
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if ($previous_default !== $default) {
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$change['default'] = true;
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}
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return $change;
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}
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2007-10-21 10:23:59 +04:00
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2007-02-15 14:36:43 +03:00
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/**
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* parseBoolean
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* parses a literal boolean value and returns
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* proper sql equivalent
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*
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* @param string $value boolean value to be parsed
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* @return string parsed boolean value
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*/
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public function parseBoolean($value)
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{
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// parse booleans
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if ($value == 'true') {
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$value = 1;
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} elseif ($value == 'false') {
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$value = 0;
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}
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return $value;
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}
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2007-10-04 01:43:22 +04:00
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}
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