Custom annotations in Symfony2

Transcript

1. Symfony2 custom annotations
   1
   Joshua Thijssen
   jaytaph NL UG
   

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2. 2
   Joshua Thijssen
   Freelance consultant, developer and
   trainer @ NoxLogic
   Founder of the Dutch Web Alliance
   Development in PHP, Python, C, Java.
   Lead developer of Saffire.
   Blog: http://adayinthelifeof.nl
   Email: jthijssen@noxlogic.nl
   Twitter: @jaytaph
   

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3. 3
   Annotations
   

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4. What’s an annotation?
   4
   

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5. Ask Rafael Dohms
   5
   http://www.slideshare.net/rdohms/annotations-in-php-they-exist
   

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6. 6
   Metadata attached to code
   that can be read at runtime!
   

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7. 7
   ➡ @ - notation, cause other languages do too :)
   ➡ Userland only :(
   ➡ Reflection :(
   ➡ Different readers :(
   

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8. /**
   * @Annotation
   */
   8
   

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9. /**
   *
   */
   9
   docblock
   T_DOC_COMMENT
   http://www.php.net/manual/en/tokens.php
   

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10. /*
    *
    */
    10
    comment
    T_COMMENT
    //
    #
    http://www.php.net/manual/en/tokens.php
    

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11. /***
    *
    */
    11
    T_COMMENT
    http://www.php.net/manual/en/tokens.php
    ???
    

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12. 12
    Doctrine\Common
    

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13. 13
    annotation library
    http://docs.doctrine-project.org/projects/doctrine-common/en/latest/reference/annotations.html
    

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14. 14
    ➡ Read / parse annotations from classes /
    methods / properties.
    ➡ Places them in data objects (POPOs)
    ➡ Caching etc.
    

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15. 15
    1 2
    3 // vendor/NoxLogic/Annotations/Append.php
    4
    5 namespace NoxLogic\Annotations;
    6 use Doctrine\Common\Annotations\Annotation;
    7
    8 /**
    9 * @Annotation
    10 */
    11 class Append {
    12 public $value;
    13 public $repeat = 8;
    14 public $priority = 99;
    15 }
    16
    simple annotation based on public properties
    

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16. 16
    1 2
    3 // vendor/NoxLogic/Annotations/Append.php
    4
    5 namespace NoxLogic\Annotations;
    6 use Doctrine\Common\Annotations\Annotation;
    7
    8 /**
    9 * @Annotation
    10 */
    11 class Append {
    12 protected $value;
    13 protected $repeats;
    14 protected $priority;
    15
    16 function __construct($options) {
    17 $this->value = $options['value'];
    18 $this->repeats = isset($options['repeat']) ? $options['repeat'] : 1;
    19 $this->priority = isset($options['priority']) ? $options['priority'] : 100;
    20 }
    21
    22 }
    23
    simple annotation based on __construct values
    

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17. 17
    1 2
    3 // vendor/NoxLogic/Annotations/Prepend.php
    4
    5 namespace NoxLogic\Annotations;
    6 use Doctrine\Common\Annotations\Annotation;
    7
    8 /**
    9 * @Annotation
    10 * @Target({"METHOD"})
    11 */
    12 class Prepend extends Annotation {
    13 public $value;
    14 protected $repeat = 1;
    15 protected $priority = 100;
    16
    17 function setValue($value) {
    18 $this->value = $value;
    19 }
    20
    21 function setRepeat($repeat) {
    22 $this->repeats = $repeat;
    23 }
    24
    25 function setPriority($priority) {
    26 $this->priority = $priority;
    27 }
    28
    29 }
    30
    simple annotation based on getters/setters
    

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18. 18
    1 2
    3 // vendor/NoxLogic/Foo.php
    4
    5 namespace NoxLogic;
    6
    7 use \NoxLogic\Annotations as NoxAnnotations;
    8
    9 class Foo {
    10
    11 /**
    12 * @author Joshua Thijssen
    13 *
    14 * @NoxAnnotations\Prepend("text before", repeat = 3)
    15 * @NoxAnnotations\Prepend("more text before")
    16 * @NoxAnnotations\Append("some text after")
    17 */
    18 function output($string) {
    19 return "[".$string."]";
    20 }
    21
    22 }
    annotation usage
    

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19. 19
    1 2
    3 use Doctrine\Common\Annotations\AnnotationReader;
    4 use Doctrine\Common\Annotations\AnnotationRegistry;
    5
    6 require_once "vendor/autoload.php";
    7
    8
    9 AnnotationRegistry::registerAutoloadNamespace("\\NoxLogic\\", "vendor");
    10 $reader = new AnnotationReader();
    11
    12
    13 $class = new ReflectionClass("\\NoxLogic\\Foo");
    14 foreach ($class->getMethods() as $method) {
    15
    16 $annotations = $reader->getMethodAnnotations($method);
    17 foreach ($annotations as $annotation) {
    18 print_r ($annotation);
    19 }
    20 }
    21
    main application
    Can’t be PSR0 loader.
    Need silence!
    

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20. 20
    1 $ php annotations.php
    2 NoxLogic\Annotations\Prepend Object
    3 (
    4 [value] => text before
    5 [repeat:protected] => 3
    6 [priority:protected] => 100
    7 )
    8 NoxLogic\Annotations\Prepend Object
    9 (
    10 [value] => more text before
    11 [repeat:protected] => 1
    12 [priority:protected] => 100
    13 )
    14 NoxLogic\Annotations\Append Object
    15 (
    16 [value:protected] => some text after
    17 [repeats:protected] => 1
    18 [priority:protected] => 100
    19 )
    

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21. 21
    1 2
    3 // vendor/NoxLogic/Foo.php
    4
    5 namespace NoxLogic;
    6
    7 use \NoxLogic\Annotations as NoxAnnotations;
    8
    9 class Foo {
    10
    11 /**
    12 * @author Joshua Thijssen
    13 *
    14 * @NoxAnnotations\Prepend("text before", repeat = 3)
    15 * @NoxAnnotations\Prepend("more text before")
    16 * @NoxAnnotations\Append("some text after")
    17 */
    18 function output($string) {
    19 return "[".$string."]";
    20 }
    21
    22 }
    annotation usage
    Add use statements!
    (can mess up your IDE)
    Ignored Annotations
    

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22. 22
    private static $globalIgnoredNames = array(
    'access'=> true, 'author'=> true, 'copyright'=> true, 'deprecated'=> true,
    'example'=> true, 'ignore'=> true, 'internal'=> true, 'link'=> true, 'see'=> true,
    'since'=> true, 'tutorial'=> true, 'version'=> true, 'package'=> true,
    'subpackage'=> true, 'name'=> true, 'global'=> true, 'param'=> true,
    'return'=> true, 'staticvar'=> true, 'category'=> true, 'staticVar'=> true,
    'static'=> true, 'var'=> true, 'throws'=> true, 'inheritdoc'=> true,
    'inheritDoc'=> true, 'license'=> true, 'todo'=> true, 'TODO'=> true,
    'deprec'=> true, 'property' => true, 'method' => true,
    'abstract'=> true, 'exception'=> true, 'magic' => true, 'api' => true,
    'final'=> true, 'filesource'=> true, 'throw' => true, 'uses' => true,
    'usedby'=> true, 'private' => true, 'Annotation' => true, 'override' => true,
    'codeCoverageIgnore' => true, 'codeCoverageIgnoreStart' => true, 'codeCoverageIgnoreEnd' => true,
    'Required' => true, 'Attribute' => true, 'Attributes' => true,
    'Target' => true, 'SuppressWarnings' => true,
    'ingroup' => true, 'code' => true, 'endcode' => true,
    'package_version' => true, 'fixme' => true
    );
    Doctrine\Common\Annotations\AnnotationReader
    

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23. 23
    1 $ php annotations.php
    2 NoxLogic\Annotations\Prepend Object
    3 (
    4 [value] => text before
    5 [repeat:protected] => 3
    6 [priority:protected] => 100
    7 )
    8 NoxLogic\Annotations\Prepend Object
    9 (
    10 [value] => more text before
    11 [repeat:protected] => 1
    12 [priority:protected] => 100
    13 )
    14 NoxLogic\Annotations\Append Object
    15 (
    16 [value:protected] => some text after
    17 [repeats:protected] => 1
    18 [priority:protected] => 100
    19 )
    

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24. ➡ Does NOT contain logic to does “magic”
    execution.
    ➡ “Prepend” and “Append” are just names.
    24
    

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25. Enter
    25
    v2.4.x
    

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26. 26
    Controllers
    

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27. 1. Create annotation class
    2. Create event listener(s)
    3. Service configuration
    4. ???
    5. Profit!
    27
    World Domination Plan (v5.3 beta)
    

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28. 28
    1 2
    3 namespace NoxLogic\DemoBundle\Service\Annotation;
    4
    5 /**
    6 * @Annotation
    7 */
    8 class Reverse {
    9
    10 }
    simple annotation without data values
    

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29. 29
    1 2
    3 namespace NoxLogic\DemoBundle\EventListener;
    4
    5 use NoxLogic\DemoBundle\Service\Annotation\Reverse;
    6 use Symfony\Component\HttpKernel\Event\FilterControllerEvent;
    7
    8 class AnnotationListener {
    9
    10 /** @var \Doctrine\Common\Annotations\Reader */
    11 protected $reader;
    12
    13 function __construct(\Doctrine\Common\Annotations\Reader $reader) {
    14 // Inject a annotation reader
    15 $this->reader = $reader;
    16 }
    17
    ...
    annotation listener 1/2
    

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30. 30
    ....
    18 public function onKernelController(FilterControllerEvent $event) {
    19 // Skip if we aren't a controller
    20 if (! is_array($controller = $event->getController())) {
    21 return;
    22 }
    23
    24 $object = new \ReflectionObject($controller[0]);
    25 $method = $object->getMethod($controller[1]);
    26
    27 foreach ($this->reader->getMethodAnnotations($method) as $annotation) {
    28 if ($annotation instanceof Reverse) {
    29 $r = new \ReflectionMethod($object, $method);
    30 foreach ($r->getParameters() as $param) {
    31 $name = $param->getName();
    32
    33 $request = $event->getRequest();
    34 $request->attributes->set($name,
    strrev($request->attributes->get($name)));
    35 }
    36 }
    37 }
    38 }
    39
    40 }
    annotation listener 2/2
    

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31. 31
    1 parameters:
    2 noxlogic_demo_bundle.annotation.listener.class:
    NoxLogic\DemoBundle\EventListener\AnnotationListener
    3
    4 services:
    5 noxlogic_demo_bundle.annotation.listener:
    6 class : %noxlogic_demo_bundle.annotation.listener.class%
    7 arguments: [ @annotation_reader ]
    8 tags:
    9 - { name: kernel.event_listener, event: kernel.controller,
    method: onKernelController, priority: 10 }
    service configuration
    

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32. 32
    1 2
    3 namespace NoxLogic\DemoBundle\Controller;
    4
    5 use Symfony\Bundle\FrameworkBundle\Controller\Controller;
    6 use NoxLogic\DemoBundle\Service\Annotation as NoxAnnotation;
    7
    8 class DefaultController extends Controller
    9 {
    10
    11 /**
    12 * @NoxAnnotation\Reverse()
    13 */
    14 public function indexAction($name)
    15 {
    16 return $this->render('NoxLogicDemoBundle:Default:index.html.twig',
    array('name' => $name));
    17 }
    18 }
    hello dlrow
    controller
    

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33. 33
    1 2
    3 namespace NoxLogic\DemoBundle\Controller;
    4
    5 use Symfony\Bundle\FrameworkBundle\Controller\Controller;
    6 use NoxLogic\DemoBundle\Service\Annotation as NoxAnnotation;
    7
    8 class DefaultController extends Controller
    9 {
    10
    11 /**
    12 * @NoxAnnotation\Reverse()
    13 * @NoxAnnotation\Reverse()
    14 */
    15 public function indexAction($name)
    16 {
    17 return $this->render('NoxLogicDemoBundle:Default:index.html.twig',
    array('name' => $name));
    18 }
    19 }
    hello world
    multiple annotations
    

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34. 34
    1 foreach ($this->reader->getMethodAnnotations($method) as $annotation) {
    2 if ($annotation instanceof Reverse) {
    3 $r = new \ReflectionMethod($controller[0], $controller[1]);
    4 foreach ($r->getParameters() as $param) {
    5 $name = $param->getName();
    6
    7 $request = $event->getRequest();
    8 $request->attributes->set($name,
    strrev($request->attributes->get($name)));
    9 }
    10 }
    11
    12 if ($annotation instanceof Uppercase) {
    13 $r = new \ReflectionMethod($controller[0], $controller[1]);
    14 foreach ($r->getParameters() as $param) {
    15 $name = $param->getName();
    16
    17 $request = $event->getRequest();
    18 $request->attributes->set($name,
    strtoupper($request->attributes->get($name)));
    19 }
    20 }
    21
    22 if ($annotation instanceof ....
    complex listener
    

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35. 35
    Moving code
    

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36. 36
    ➡ Move annotations to separate listeners
    ➡ Uppercase Listener
    ➡ Reverse Listener
    ➡ Move “business logic” away into separate
    services (upperCaseService,
    reverseService, transformService)
    

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37. 37
    @header
    (Adds additional headers to your response)
    

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38. 38
    1 2
    3 namespace NoxLogic\DemoBundle\Controller;
    4
    5 use Symfony\Bundle\FrameworkBundle\Controller\Controller;
    6 use NoxLogic\DemoBundle\Service\Annotation as NoxAnnotations;
    7
    8 class DefaultController extends Controller
    9 {
    10
    11 /**
    12 * @NoxAnnotations\Header(name="X-Some-Header", value="Data");
    13 * @NoxAnnotations\Header(name="X-AnotherHeader", value="123456");
    14 */
    15 public function indexAction($name)
    16 {
    17 return $this->render('NoxLogicDemoBundle:Default:index.html.twig',
    array('name' => $name));
    18 }
    19 }
    header annotation usage
    

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39. ➡ onKernelResponse (kernel.response)
    ➡ FilterResponseEvent $event
    ➡ But.. no $event->getController
    ➡ How to “iterate” our annotations?
    39
    

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40. ➡ use onKernelController()
    (kernel.controller)
    ➡ store annotations inside request
    ➡ read back inside onKernelResponse
    40
    

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41. 41
    1 public function onKernelController(FilterControllerEvent $event) {
    2 // Skip if we aren't a controller
    3 if (! is_array($controller = $event->getController())) {
    4 return;
    5 }
    6
    7 $object = new \ReflectionObject($controller[0]);
    8 $method = $object->getMethod($controller[1]);
    9
    10 foreach ($this->reader->getMethodAnnotations($method) as $annotation) {
    11 if (! $annotation instanceof Header) continue;
    12
    13 $request = $event->getRequest();
    14 $request->attributes->set('_header', $annotation);
    15 }
    16 }
    storing the annotation inside the $request
    

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42. 42
    1 public function onKernelResponse(FilterResponseEvent $event) {
    2 $request = $event->getRequest();
    3
    4 $annotation = $request->attributes->get('_header', null);
    5 if (! $annotation) return;
    6
    7 $response = $event->getResponse();
    8 $response->headers->set($annotation->getName(), $annotation->getValue());
    9 }
    retrieving the annotation from the $request
    

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43. 43
    Symfony2 makes
    it easier:
    (actually, FrameworkExtraBundle)
    

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44. 44
    1 /**
    2 * @Annotation
    3 */
    4 class Header extends ConfigurationAnnotation {
    5
    6 protected $name;
    7 protected $value;
    8
    9 public function getAliasName()
    10 {
    11 return "header";
    12 }
    13
    14 public function allowArray()
    15 {
    16 return true;
    17 }
    using sensioFrameworkExtraBundle configurationAnnotation
    Calls setName() setValue(), stores annotation info inside request
    attribute field named “_header” and allows multiple annotations.
    

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45. 45
    1 public function onKernelResponse(FilterResponseEvent $event) {
    2 $request = $event->getRequest();
    3
    4 $annotations = $request->attributes->get('_header', null);
    5 if (! $annotations) return;
    6
    7 $response = $event->getResponse();
    8 foreach ($annotations as $annotation) {
    9 $response->headers->set($annotation->getName(), $annotation->getValue());
    10 }
    11 }
    auto injects (multiple) annotations inside $request
    

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46. ➡ Uses kernel.controller (prio: 0)
    ➡ Does work when kernel.controller has
    been called.
    ➡ Does not work on kernel.request etc.
    46
    

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47. 47
    Services
    

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48. 48
    ➡ Modifies mostly setup of a service.
    ➡ Tagging, injection of services, security
    permissions etc.
    ➡ Pretty much you are changing the
    Dependency Injection Container.
    

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49. 1. Create annotation class
    2. Add compiler pass that checks and
    tags annotated services.
    3. Add compiler pass that collects
    tagged services and does the magic
    49
    World Domination Plan (v5.3 beta)
    

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50. 50
    ➡ JMSDiExtraBundle
    ➡ @inject, @service, @tag, @formtype ...
    

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51. ➡ Let’s try it (the hard way)
    51
    

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52. ➡ @SecurityLevel(“PUBLIC”)
    ➡ @SecurityLevel(“SECRET”)
    ➡ @SecurityLevel(“TOP SECRET”)
    52
    

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53. ➡ Cannot inject TOP_SECRET into
    PUBLIC or SECRET.
    ➡ Can inject PUBLIC or SECRET into
    TOP_SECRET.
    ➡ Not annotated, we can inject it in any
    securitylevel.
    53
    

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54. 1 2
    3 namespace NoxLogic\DefaultBundle\Service;
    4
    5 use \NoxLogic\DefaultBundle\Annotation\SecurityLevel;
    6
    7 /**
    8 * @SecurityLevel("PUBLIC")
    9 */
    10 class PublicService {
    11
    12 /**
    13 * AnotherPublicService
    14 */
    15 public $anotherPublicService;
    16
    17 /**
    18 * PrivateService // This should not be able to work!
    19 */
    20 public $privateService;
    21
    22 }
    54
    

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55. 1 2
    3 namespace NoxLogic\DefaultBundle\Service;
    4
    5 use \NoxLogic\DefaultBundle\Annotation\SecurityLevel;
    6
    7 /**
    8 * @SecurityLevel("PUBLIC")
    9 */
    10 class AnotherPublicService {
    11
    12 /**
    13 * PublicService
    14 */
    15 protected $publicService;
    16
    17
    18 function setPublicService($publicService) {
    19 $this->publicService = $publicService;
    20 }
    21
    22 }
    55
    

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56. 1 2
    3 /*
    4 * Everything in this service is highly classified!
    5 */
    6
    7 namespace NoxLogic\DefaultBundle\Service;
    8
    9 use \NoxLogic\DefaultBundle\Annotation\SecurityLevel;
    10
    11 /**
    12 * @SecurityLevel("TOP SECRET")
    13 */
    14 class PrivateService {
    15
    16 /**
    17 * @var anotherPrivateService
    18 */
    19 public $anotherPrivateService;
    20 }
    56
    

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57. 1 2
    3 namespace NoxLogic\DefaultBundle\Service;
    4
    5 use \NoxLogic\DefaultBundle\Annotation\SecurityLevel;
    6
    7 /**
    8 * @SecurityLevel("SECRET")
    9 */
    10 class AnotherPrivateService {
    11
    12 /**
    13 * PublicService
    14 */
    15 protected $publicService;
    16
    17 function __construct($publicService) {
    18 $this->publicService = $publicService;
    19 }
    20
    21 }
    57
    

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58. 1 parameters:
    2 noxlogic.default.service.public.class: NoxLogic\DefaultBundle\Service\PublicService
    3 noxlogic.default.service.anotherpublic.class: NoxLogic\DefaultBundle\Service\AnotherPublicService
    4 noxlogic.default.service.private.class: NoxLogic\DefaultBundle\Service\PrivateClass
    5 noxlogic.default.service.anotherprivate.class: NoxLogic\DefaultBundle\Service\AnotherPrivateService
    6
    7 services:
    8 noxlogic.default.service.public:
    9 class: %noxlogic.default.service.public.class%
    10 properties:
    11 anotherPublicService: @noxlogic.default.service.anotherpublic
    12 privateService: @noxlogic.default.service.private
    13
    14 noxlogic.default.service.anotherpublic:
    15 class: %noxlogic.default.service.anotherpublic.class%
    16 calls:
    17 - [ setPublicService, [ @noxlogic.default.service.public ] ]
    18
    19 noxlogic.default.service.private:
    20 class: %noxlogic.default.service.private.class%
    21 properties:
    22 anotherPrivateService: @noxlogic.default.service.anotherprivate
    23
    24 noxlogic.default.service.anotherprivate:
    25 class: %noxlogic.default.service.anotherprivate.class%
    26 arguments: [ @noxlogic.default.service.public ]
    58
    Services using other services, constructor, setter and
    property injection
    

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59. ➡ Create annotation
    ➡ Create securityLevelCollectorPass
    ➡ Create securityLevelCheckerPass
    ➡ Add compiler passes
    59
    

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60. 60
    1 /**
    2 * @Annotation
    3 * @Target("CLASS")
    4 */
    5 class SecurityLevel {
    6
    7 const LEVEL_PUBLIC = 1;
    8 const LEVEL_SECRET = 2;
    9 const LEVEL_TOP_SECRET = 4;
    10
    11 protected $mapping = array(
    12 "PUBLIC" => self::LEVEL_PUBLIC,
    13 "SECRET" => self::LEVEL_SECRET,
    14 "TOP SECRET" => self::LEVEL_TOP_SECRET,
    15 );
    16
    17 protected $level = 0;
    18
    19 public function __construct($value) {
    20 $value = array_shift($value);
    21 if (array_key_exists($value, $this->mapping)) {
    22 $this->level = $this->mapping[$value];
    23 } else {
    24 throw new \Exception("Unknown security level specified. Use: PUBLIC, SECRET or
    TOP_SECRET");
    25 }
    26 }
    27
    28 function getLevel() {
    29 return $this->level;
    30 }
    31
    32 }
    

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61. 61
    1 class SecurityLevelCollectorPass implements CompilerPassInterface
    2 {
    3
    4 public function process(ContainerBuilder $container)
    5 {
    6 // Can't inject?
    7 $reader = $container->get("annotation_reader");
    8
    9 foreach ($container->getDefinitions() as $id => $definition) {
    10 try {
    11 $class = new \ReflectionClass($definition->getClass());
    12 } catch (\ReflectionException $e) {
    13 continue;
    14 }
    15
    16 foreach ($reader->getClassAnnotations($class) as $annotation) {
    17 if (! $annotation instanceOf \NoxLogic\DefaultBundle\Annotation\SecurityLevel) {
    18 continue;
    19 }
    20
    21 $definition->securityLevel = $annotation;
    22 }
    23 }
    24 }
    

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62. 62
    1 class SecurityLevelCheckerPass implements CompilerPassInterface
    2 {
    3 /** @var ContainerBuilder */
    4 protected $container;
    5
    6 public function process(ContainerBuilder $container)
    7 {
    8 $this->container = $container;
    9
    10 foreach ($this->container->getDefinitions() as $id => $definition) {
    11 if (! property_exists($definition, 'securityLevel')) continue;
    12
    13 $this->checkSecurityClearance($definition, $definition->getArguments());
    14 $this->checkSecurityClearance($definition, $definition->getMethodCalls());
    15 $this->checkSecurityClearance($definition, $definition->getProperties());
    16 }
    17 }
    ...
    

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63. 63
    1 function checkSecurityClearanceForArgument(Definition $definition,
    Reference $reference, Definition $targetDefinition) {
    2 // No target is ok
    3 if (! $targetDefinition) return;
    4
    5 // No securitylevel on the target is ok
    6 if (! isset($targetDefinition->securityLevel)) {
    7 return;
    8 }
    9
    10 if ($definition->securityLevel->getLevel() > $targetDefinition->securityLevel->getLevel()) {
    11 throw new SecurityLevelException("You cannot inject " .
    $targetDefinition->getClass() . " into the more secured service " .
    $definition->getClass());
    12 }
    13 }
    

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64. 64
    1 2
    3 namespace NoxLogic\DefaultBundle;
    4
    5 use NoxLogic\DefaultBundle\DependencyInjection\Compiler\SecurityLevelCheckerPass;
    6 use NoxLogic\DefaultBundle\DependencyInjection\Compiler\SecurityLevelCollectorPass;
    7 use Symfony\Component\DependencyInjection\Compiler\PassConfig;
    8 use Symfony\Component\DependencyInjection\ContainerBuilder;
    9 use Symfony\Component\HttpKernel\Bundle\Bundle;
    10
    11 class NoxLogicDefaultBundle extends Bundle
    12 {
    13 public function build(ContainerBuilder $container)
    14 {
    15 $config = $container->getCompiler()->getPassConfig();
    16 $config->addPass(new SecurityLevelCollectorPass(), PassConfig::TYPE_AFTER_REMOVING);
    17 $config->addPass(new SecurityLevelCheckerPass(), PassConfig::TYPE_AFTER_REMOVING);
    18 }
    19 }
    

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66. ➡ More info:
    ➡ http://php-and-symfony.matthiasnoback.nl/2012/12/
    prevent-controller-execution-with-annotations-and-
    return-a-custom-response/
    ➡ https://github.com/jaytaph/MultiParamBundle
    ➡ http://jmsyst.com/bundles/JMSDiExtraBundle
    66
    

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67. http://farm1.static.flickr.com/73/163450213_18478d3aa6_d.jpg 67
    

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68. 68
    Find me on twitter: @jaytaph
    Find me for consultancy and training: www.noxlogic.nl
    Find me on email: jthijssen@noxlogic.nl
    Find me for blogs: www.adayinthelifeof.nl
    

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