Viewing file:  Schema.php (6.67 KB) -rwxr-xr-x
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<?php
/*
* $Id: Schema.php 1838 2007-06-26 00:58:21Z nicobn $
*
* 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.org>.
*/
/**
* Doctrine_Export_Schema
*
* Used for exporting a schema to a yaml file
*
* @package Doctrine
* @subpackage Export
* @link www.phpdoctrine.org
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @version $Revision: 1838 $
* @author Nicolas Bérard-Nault <nicobn@gmail.com>
* @author Jonathan H. Wage <jwage@mac.com>
*/
class Doctrine_Export_Schema
{
/**
* buildSchema
*
* Build schema array that can be dumped to file
*
* @param string $directory The directory of models to build the schema from
* @param array $models The array of model names to build the schema for
* @param integer $modelLoading The model loading strategy to use to load the models from the passed directory
* @return void
*/
public function buildSchema($directory = null, $models = array(), $modelLoading = null)
{
if ($directory !== null) {
$loadedModels = Doctrine_Core::filterInvalidModels(Doctrine_Core::loadModels($directory, $modelLoading));
} else {
$loadedModels = Doctrine_Core::getLoadedModels();
}
$array = array();
$parent = new ReflectionClass('Doctrine_Record');
$sql = array();
$fks = array();
// we iterate through the diff of previously declared classes
// and currently declared classes
foreach ($loadedModels as $className) {
if ( ! empty($models) && !in_array($className, $models)) {
continue;
}
$recordTable = Doctrine_Core::getTable($className);
$data = $recordTable->getExportableFormat();
$table = array();
$table['connection'] = $recordTable->getConnection()->getName();
$remove = array('ptype', 'ntype', 'alltypes');
// Fix explicit length in schema, concat it to type in this format: type(length)
foreach ($data['columns'] AS $name => $column) {
if (isset($column['length']) && $column['length'] && isset($column['scale']) && $column['scale']) {
$data['columns'][$name]['type'] = $column['type'] . '(' . $column['length'] . ', ' . $column['scale'] . ')';
unset($data['columns'][$name]['length'], $data['columns'][$name]['scale']);
} else {
$data['columns'][$name]['type'] = $column['type'] . '(' . $column['length'] . ')';
unset($data['columns'][$name]['length']);
}
// Strip out schema information which is not necessary to be dumped to the yaml schema file
foreach ($remove as $value) {
if (isset($data['columns'][$name][$value])) {
unset($data['columns'][$name][$value]);
}
}
// If type is the only property of the column then lets abbreviate the syntax
// columns: { name: string(255) }
if (count($data['columns'][$name]) === 1 && isset($data['columns'][$name]['type'])) {
$type = $data['columns'][$name]['type'];
unset($data['columns'][$name]);
$data['columns'][$name] = $type;
}
}
$table['tableName'] = $data['tableName'];
$table['columns'] = $data['columns'];
$relations = $recordTable->getRelations();
foreach ($relations as $key => $relation) {
$relationData = $relation->toArray();
$relationKey = $relationData['alias'];
if (isset($relationData['refTable']) && $relationData['refTable']) {
$table['relations'][$relationKey]['refClass'] = $relationData['refTable']->getComponentName();
}
if (isset($relationData['class']) && $relationData['class'] && $relation['class'] != $relationKey) {
$table['relations'][$relationKey]['class'] = $relationData['class'];
}
$table['relations'][$relationKey]['local'] = $relationData['local'];
$table['relations'][$relationKey]['foreign'] = $relationData['foreign'];
if ($relationData['type'] === Doctrine_Relation::ONE) {
$table['relations'][$relationKey]['type'] = 'one';
} else if ($relationData['type'] === Doctrine_Relation::MANY) {
$table['relations'][$relationKey]['type'] = 'many';
} else {
$table['relations'][$relationKey]['type'] = 'one';
}
}
$array[$className] = $table;
}
return $array;
}
/**
* exportSchema
*
* @param string $schema
* @param string $directory
* @param string $string of data in the specified format
* @param integer $modelLoading The model loading strategy to use to load the models from the passed directory
* @return void
*/
public function exportSchema($schema, $format = 'yml', $directory = null, $models = array(), $modelLoading = null)
{
$array = $this->buildSchema($directory, $models, $modelLoading);
if (is_dir($schema)) {
$schema = $schema . DIRECTORY_SEPARATOR . 'schema.' . $format;
}
return Doctrine_Parser::dump($array, $format, $schema);
}
}
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