Source for file DataDict.php
Documentation is available at DataDict.php
* $Id: DataDict.php 1098 2007-02-15 11:36:43Z zYne $
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information, see
* <http://www.phpdoctrine.com>.
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @category Object Relational Mapping
* @link www.phpdoctrine.com
* @version $Revision: 1098 $
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
* @author Lukas Smith <smith@pooteeweet.org> (PEAR MDB2 library)
* Obtain an array of changes that may need to applied
* @param array $current new definition
* @param array $previous old definition
* @return array containing all changes that will need to be applied
$type =
!empty($current['type']) ?
$current['type'] :
null;
if (empty($previous['type']) ||
$previous['type'] !=
$type) {
$change =
$this->{"_compare{$type}Definition"}($current, $previous);
if ($previous['type'] !=
$type) {
$previous_notnull =
!empty($previous['notnull']) ?
$previous['notnull'] :
false;
$notnull =
!empty($current['notnull']) ?
$current['notnull'] :
false;
if ($previous_notnull !=
$notnull) {
$change['notnull'] =
true;
$previous_default =
array_key_exists('default', $previous) ?
$previous['default'] :
($previous_notnull ?
'' :
null);
if ($previous_default !==
$default) {
$change['default'] =
true;
* parses a literal boolean value and returns
* @param string $value boolean value to be parsed
* @return string parsed boolean value
} elseif ($value ==
'false') {