/**
* The element handler functions for the XML parser
*
* @link http://www.php.net/manual/en/function.xml-set-element-handler.php
*/
protected function xmlStartTag($parser, $name, $attribs)
{
# convert attributes to phpType
foreach ($attribs as &$value) {
$value = self::phpize($value);
}
switch ($name) {
case 'writer':
if (isset($attribs['format']) === false) {
throw new EngineException('Writter Tag Missing Format');
}
if (isset($attribs['platform']) === false) {
throw new EngineException('Writer Tag Missing Platform');
}
$platform = $attribs['platform'];
$format = $attribs['format'];
unset($attribs['format']);
unset($attribs['platform']);
$this->builder->addWriter($platform, $format, $attribs);
break;
case 'schema':
if (isset($attribs['name']) === false) {
throw new EngineException('Schema Tag Missing Name');
}
$this->builder->addSchema($attribs['name'], $attribs);
break;
case 'table':
if (isset($attribs['name']) === false) {
throw new EngineException('Table Tag Missing Name');
}
$this->builder->addTable($attribs['name'], $attribs);
break;
case 'column':
if (isset($attribs['name']) === false) {
throw new EngineException('Column Tag Missing Name');
}
$this->builder->addColumn($attribs['name'], $attribs);
break;
case 'datatype':
if (isset($attribs['name']) === false) {
throw new EngineException('Datatype Tag Missing Name');
}
$this->builder->addType($attribs['name'], $attribs);
break;
case 'option':
if (isset($attribs['name']) === false) {
throw new EngineException('Have Type Option Tag Missing Name Attribute');
}
if (isset($attribs['value']) === false) {
throw new EngineException('Have Type Option Tag Missing Value Attribute');
}
$this->builder->setTypeOption($attribs['name'], $attribs['value']);
break;
case 'foreign-key':
if (isset($attribs['name']) === false) {
throw new EngineException('Foreign-key must have a name unique name try foreignTable.foriegnColumn');
}
$this->builder->addForeignKey($attribs['name'], $attribs);
break;
case 'alternate':
case 'pick':
case 'random':
case 'when':
case 'swap':
$this->builder->addSelector($name, $attribs);
break;
default:
throw new EngineException(sprintf('Tag name %s unknown', $name));
}
}