/**
* @return MetaConfiguration
**/
private function processClasses(\SimpleXMLElement $xml, $metafile, $generate)
{
$attrs = $xml->classes->attributes();
if (!isset($attrs['namespace'])) {
throw new WrongStateException('Element classes should contain a `namespace` attribute');
}
$namespace = strval($attrs['namespace']);
foreach ($xml->classes[0] as $xmlClass) {
$name = (string) $xmlClass['name'];
Assert::isFalse(isset($this->classes[$name]), 'class name collision found for ' . $name);
$class = new MetaClass($name, $namespace);
if (isset($xmlClass['source'])) {
$class->setSourceLink((string) $xmlClass['source']);
}
if (isset($xmlClass['table'])) {
$class->setTableName((string) $xmlClass['table']);
}
if (isset($xmlClass['type'])) {
$type = (string) $xmlClass['type'];
if ($type == 'spooked') {
$this->getOutput()->warning($class->getName(), true)->warningLine(': uses obsoleted "spooked" type.')->newLine();
}
$class->setType(new MetaClassType((string) $xmlClass['type']));
}
// lazy existence checking
if (isset($xmlClass['extends'])) {
$this->liaisons[$class->getName()] = (string) $xmlClass['extends'];
}
// populate implemented interfaces
foreach ($xmlClass->implement as $xmlImplement) {
$class->addInterface((string) $xmlImplement['interface']);
}
if (isset($xmlClass->properties[0]->identifier)) {
$id = $xmlClass->properties[0]->identifier;
if (!isset($id['name'])) {
$name = 'id';
} else {
$name = (string) $id['name'];
}
if (!isset($id['type'])) {
$type = 'BigInteger';
} else {
$type = (string) $id['type'];
}
$property = $this->makeProperty($name, $type, $class, (string) $id['size']);
if (isset($id['column'])) {
$property->setColumnName((string) $id['column']);
} elseif ($property->getType() instanceof ObjectType && !$property->getType()->isGeneric()) {
$property->setColumnName($property->getConvertedName() . '_id');
} else {
$property->setColumnName($property->getConvertedName());
}
$property->setIdentifier(true)->required();
$class->addProperty($property);
unset($xmlClass->properties[0]->identifier);
}
$class->setPattern($this->guessPattern((string) $xmlClass->pattern['name']));
if ((string) $xmlClass->pattern['fetch'] == 'cascade') {
$class->setFetchStrategy(FetchStrategy::cascade());
}
if ($class->getPattern() instanceof InternalClassPattern) {
Assert::isTrue($metafile === HESPER_META . 'internal.xml', 'internal classes can be defined only in onPHP, sorry');
} elseif ($class->getPattern() instanceof SpookedClassPattern || $class->getPattern() instanceof SpookedEnumerationPattern || $class->getPattern() instanceof SpookedEnumPattern || $class->getPattern() instanceof SpookedRegistryPattern) {
$class->setType(new MetaClassType(MetaClassType::CLASS_SPOOKED));
}
// populate properties
foreach ($xmlClass->properties[0] as $xmlProperty) {
$property = $this->makeProperty((string) $xmlProperty['name'], (string) $xmlProperty['type'], $class, (string) $xmlProperty['size']);
if (isset($xmlProperty['column'])) {
$property->setColumnName((string) $xmlProperty['column']);
} elseif ($property->getType() instanceof ObjectType && !$property->getType()->isGeneric()) {
if (isset($this->classes[$property->getType()->getClassName()]) && $property->getType()->getClass()->getPattern() instanceof InternalClassPattern) {
throw new UnimplementedFeatureException('you can not use internal classes directly atm');
}
$property->setColumnName($property->getConvertedName() . '_id');
} else {
$property->setColumnName($property->getConvertedName());
}
if ((string) $xmlProperty['required'] == 'true') {
$property->required();
}
if (isset($xmlProperty['identifier'])) {
throw new WrongArgumentException('obsoleted identifier description found in ' . "{$class->getName()} class;\n" . 'you must use <identifier /> instead.');
}
if (!$property->getType()->isGeneric() && !$class->getPattern() instanceof ValueObjectPattern) {
if (!isset($xmlProperty['relation'])) {
throw new MissingElementException('relation should be set for non-generic ' . "property '{$property->getName()}' type '" . get_class($property->getType()) . "'" . " of '{$class->getName()}' class");
} else {
$property->setRelation(MetaRelation::makeFromName((string) $xmlProperty['relation']));
if ($fetch = (string) $xmlProperty['fetch']) {
Assert::isTrue($property->getRelationId() == MetaRelation::ONE_TO_ONE, 'fetch mode can be specified
only for OneToOne relations');
if ($fetch == 'lazy') {
$property->setFetchStrategy(FetchStrategy::lazy());
} elseif ($fetch == 'cascade') {
$property->setFetchStrategy(FetchStrategy::cascade());
} else {
throw new WrongArgumentException('strange fetch mode found - ' . $fetch);
}
}
if ($property->getRelationId() == MetaRelation::ONE_TO_ONE && $property->getFetchStrategyId() != FetchStrategy::LAZY && $property->getType()->getClassName() != $class->getName()) {
$this->references[$property->getType()->getClassName()][] = $class->getName();
}
}
}
if (isset($xmlProperty['default'])) {
// will be correctly autocasted further down the code
$property->getType()->setDefault((string) $xmlProperty['default']);
}
$class->addProperty($property);
}
$class->setBuild($generate);
$this->classes[$class->getName()] = $class;
}
return $this;
}