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Config.php
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Config.php
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<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @package Zend_Di
*/
namespace Zend\Di;
use Traversable;
use Zend\Stdlib\ArrayUtils;
use Zend\Di\Definition\ArrayDefinition;
use Zend\Di\Definition\RuntimeDefinition;
/**
* Configures Di instances
*
* @category Zend
* @package Zend_Di
*/
class Config
{
/**
* @var array
*/
protected $data = array();
/**
* Constructor
*
* @param array|Traversable $options
* @throws Exception\InvalidArgumentException
*/
public function __construct($options)
{
if ($options instanceof Traversable) {
$options = ArrayUtils::iteratorToArray($options);
}
if (!is_array($options)) {
throw new Exception\InvalidArgumentException(
'Config data must be of type Traversable or an array'
);
}
$this->data = $options;
}
/**
* Configure
*
* @param Di $di
* @return void
*/
public function configure(Di $di)
{
if (isset($this->data['definition'])) {
$this->configureDefinition($di, $this->data['definition']);
}
if (isset($this->data['instance'])) {
$this->configureInstance($di, $this->data['instance']);
}
}
/**
* @param Di $di
* @param array $definition
*/
public function configureDefinition(Di $di, $definition)
{
foreach ($definition as $definitionType => $definitionData) {
switch ($definitionType) {
case 'compiler':
foreach ($definitionData as $filename) {
if (is_readable($filename)) {
$di->definitions()->addDefinition(new ArrayDefinition(include $filename), false);
}
}
break;
case 'runtime':
if (isset($definitionData['enabled']) && !$definitionData['enabled']) {
// Remove runtime from definition list if not enabled
$definitions = array();
foreach ($di->definitions() as $definition) {
if (!$definition instanceof RuntimeDefinition) {
$definitions[] = $definition;
}
}
$definitions = new DefinitionList($definitions);
$di->setDefinitionList($definitions);
} elseif (isset($definitionData['use_annotations']) && $definitionData['use_annotations']) {
/* @var $runtimeDefinition Definition\RuntimeDefinition */
$runtimeDefinition = $di
->definitions()
->getDefinitionByType('\Zend\Di\Definition\RuntimeDefinition');
$runtimeDefinition->getIntrospectionStrategy()->setUseAnnotations(true);
}
break;
case 'class':
foreach ($definitionData as $className => $classData) {
$classDefinitions = $di->definitions()->getDefinitionsByType('Zend\Di\Definition\ClassDefinition');
foreach ($classDefinitions as $classDefinition) {
if (!$classDefinition->hasClass($className)) {
unset($classDefinition);
}
}
if (!isset($classDefinition)) {
$classDefinition = new Definition\ClassDefinition($className);
$di->definitions()->addDefinition($classDefinition, false);
}
foreach ($classData as $classDefKey => $classDefData) {
switch ($classDefKey) {
case 'instantiator':
$classDefinition->setInstantiator($classDefData);
break;
case 'supertypes':
$classDefinition->setSupertypes($classDefData);
break;
case 'methods':
case 'method':
foreach ($classDefData as $methodName => $methodInfo) {
if (isset($methodInfo['required'])) {
$classDefinition->addMethod($methodName, $methodInfo['required']);
unset($methodInfo['required']);
}
foreach ($methodInfo as $paramName => $paramInfo) {
$classDefinition->addMethodParameter($methodName, $paramName, $paramInfo);
}
}
break;
default:
$methodName = $classDefKey;
$methodInfo = $classDefData;
if (isset($classDefData['required'])) {
$classDefinition->addMethod($methodName, $methodInfo['required']);
unset($methodInfo['required']);
}
foreach ($methodInfo as $paramName => $paramInfo) {
$classDefinition->addMethodParameter($methodName, $paramName, $paramInfo);
}
}
}
}
}
}
}
/**
* Configures a given Di instance
*
* @param Di $di
* @param $instanceData
*/
public function configureInstance(Di $di, $instanceData)
{
$im = $di->instanceManager();
foreach ($instanceData as $target => $data) {
switch (strtolower($target)) {
case 'aliases':
case 'alias':
foreach ($data as $n => $v) {
$im->addAlias($n, $v);
}
break;
case 'preferences':
case 'preference':
foreach ($data as $n => $v) {
if (is_array($v)) {
foreach ($v as $v2) {
$im->addTypePreference($n, $v2);
}
} else {
$im->addTypePreference($n, $v);
}
}
break;
default:
foreach ($data as $n => $v) {
switch ($n) {
case 'parameters':
case 'parameter':
$im->setParameters($target, $v);
break;
case 'injections':
case 'injection':
$im->setInjections($target, $v);
break;
case 'shared':
case 'share':
$im->setShared($target, $v);
break;
}
}
}
}
}
}