Phalconn Dispatcher and Loader registerNamespaces





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I am learning Phalcon (php).
This is an example from github using phalcon with the following folder structure

single-namespaces/

├── apps

│ ├── controllers

│ │ ├── IndexController.php

│ │ └── ProductsController.php

│ ├── models

│ │ └── Products.php

│ └── views

│ └── products

│ └── index.phtml

└── public

  └── index.php



in public/index.php, $loader registered namesapces



$loader->registerNamespaces(
[
'SingleControllers' => '../apps/controllers/',
'SingleModels' => '../apps/models/'
]
);


$dispatcher also set the namespace



$di->set('dispatcher', function () {
$dispatcher = new Dispatcher();
$dispatcher->setDefaultNamespace('SingleControllers\');

return $dispatcher;
});


If I remove $dispatcher->setDefaultNamespace('SingleControllers\'), error saying IndexController handler class cannot be loaded



Is that mean when loading the classes in namespaces, Dispatcher/Router will ignore the setting of loader? We must explicitly state the namespace for Dispatcher/Router?










share|improve this question





























    0















    I am learning Phalcon (php).
    This is an example from github using phalcon with the following folder structure

    single-namespaces/

    ├── apps

    │ ├── controllers

    │ │ ├── IndexController.php

    │ │ └── ProductsController.php

    │ ├── models

    │ │ └── Products.php

    │ └── views

    │ └── products

    │ └── index.phtml

    └── public

      └── index.php



    in public/index.php, $loader registered namesapces



    $loader->registerNamespaces(
    [
    'SingleControllers' => '../apps/controllers/',
    'SingleModels' => '../apps/models/'
    ]
    );


    $dispatcher also set the namespace



    $di->set('dispatcher', function () {
    $dispatcher = new Dispatcher();
    $dispatcher->setDefaultNamespace('SingleControllers\');

    return $dispatcher;
    });


    If I remove $dispatcher->setDefaultNamespace('SingleControllers\'), error saying IndexController handler class cannot be loaded



    Is that mean when loading the classes in namespaces, Dispatcher/Router will ignore the setting of loader? We must explicitly state the namespace for Dispatcher/Router?










    share|improve this question

























      0












      0








      0








      I am learning Phalcon (php).
      This is an example from github using phalcon with the following folder structure

      single-namespaces/

      ├── apps

      │ ├── controllers

      │ │ ├── IndexController.php

      │ │ └── ProductsController.php

      │ ├── models

      │ │ └── Products.php

      │ └── views

      │ └── products

      │ └── index.phtml

      └── public

        └── index.php



      in public/index.php, $loader registered namesapces



      $loader->registerNamespaces(
      [
      'SingleControllers' => '../apps/controllers/',
      'SingleModels' => '../apps/models/'
      ]
      );


      $dispatcher also set the namespace



      $di->set('dispatcher', function () {
      $dispatcher = new Dispatcher();
      $dispatcher->setDefaultNamespace('SingleControllers\');

      return $dispatcher;
      });


      If I remove $dispatcher->setDefaultNamespace('SingleControllers\'), error saying IndexController handler class cannot be loaded



      Is that mean when loading the classes in namespaces, Dispatcher/Router will ignore the setting of loader? We must explicitly state the namespace for Dispatcher/Router?










      share|improve this question














      I am learning Phalcon (php).
      This is an example from github using phalcon with the following folder structure

      single-namespaces/

      ├── apps

      │ ├── controllers

      │ │ ├── IndexController.php

      │ │ └── ProductsController.php

      │ ├── models

      │ │ └── Products.php

      │ └── views

      │ └── products

      │ └── index.phtml

      └── public

        └── index.php



      in public/index.php, $loader registered namesapces



      $loader->registerNamespaces(
      [
      'SingleControllers' => '../apps/controllers/',
      'SingleModels' => '../apps/models/'
      ]
      );


      $dispatcher also set the namespace



      $di->set('dispatcher', function () {
      $dispatcher = new Dispatcher();
      $dispatcher->setDefaultNamespace('SingleControllers\');

      return $dispatcher;
      });


      If I remove $dispatcher->setDefaultNamespace('SingleControllers\'), error saying IndexController handler class cannot be loaded



      Is that mean when loading the classes in namespaces, Dispatcher/Router will ignore the setting of loader? We must explicitly state the namespace for Dispatcher/Router?







      phalcon loader dispatcher






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Nov 29 '18 at 6:38









      HKITHKIT

      296




      296
























          1 Answer
          1






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          0














          Perhaps you misunderstood purpose of Loader and usage of namespaces.



          When passing values to $loader->registerNamespaces(...) you telling the framework where to look for your classes, in our case by calling SingleControllersIndexController loader would try to include ../apps/controllers/IndexController.php






          share|improve this answer
























          • Then whats the purpose of $dispatcher->setDefaultNamespace? Aren’t they both telling the framework when to look for the classes? @Nazariy

            – HKIT
            Nov 30 '18 at 13:32













          • Not quite, dispatcher has nothing to do with class autoloader, when dispatcher is is triggered with empty route it would try to use defaultNamespace, defaultController and defaultAction. So it would try to call SingleControllersIndexController::indexAction then loader would try to include ../apps/controllers/IndexController.php

            – Nazariy
            Nov 30 '18 at 13:54











          • Thank for the quick response. But if the dispatcher will include IndexController.php with empty route, why it will show error ‘IndexController handler class not found’?

            – HKIT
            Nov 30 '18 at 14:03











          • As I understood you have removed mapping for SingleControllers namespace, therefore you getting an error. It happens because autoloader doesn't know where to search for SingleControllersIndexController class. I assume according to PSR-4 autoloader in this scenario would try to include ..SimpleControllersIndexController.php which does not exists under current folder.

            – Nazariy
            Nov 30 '18 at 14:26











          • So if I create the following directory single-namespaces/Single/Controllers/IndexController.php, the file can be loaded?

            – HKIT
            Nov 30 '18 at 15:29












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          1 Answer
          1






          active

          oldest

          votes








          1 Answer
          1






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes









          0














          Perhaps you misunderstood purpose of Loader and usage of namespaces.



          When passing values to $loader->registerNamespaces(...) you telling the framework where to look for your classes, in our case by calling SingleControllersIndexController loader would try to include ../apps/controllers/IndexController.php






          share|improve this answer
























          • Then whats the purpose of $dispatcher->setDefaultNamespace? Aren’t they both telling the framework when to look for the classes? @Nazariy

            – HKIT
            Nov 30 '18 at 13:32













          • Not quite, dispatcher has nothing to do with class autoloader, when dispatcher is is triggered with empty route it would try to use defaultNamespace, defaultController and defaultAction. So it would try to call SingleControllersIndexController::indexAction then loader would try to include ../apps/controllers/IndexController.php

            – Nazariy
            Nov 30 '18 at 13:54











          • Thank for the quick response. But if the dispatcher will include IndexController.php with empty route, why it will show error ‘IndexController handler class not found’?

            – HKIT
            Nov 30 '18 at 14:03











          • As I understood you have removed mapping for SingleControllers namespace, therefore you getting an error. It happens because autoloader doesn't know where to search for SingleControllersIndexController class. I assume according to PSR-4 autoloader in this scenario would try to include ..SimpleControllersIndexController.php which does not exists under current folder.

            – Nazariy
            Nov 30 '18 at 14:26











          • So if I create the following directory single-namespaces/Single/Controllers/IndexController.php, the file can be loaded?

            – HKIT
            Nov 30 '18 at 15:29
















          0














          Perhaps you misunderstood purpose of Loader and usage of namespaces.



          When passing values to $loader->registerNamespaces(...) you telling the framework where to look for your classes, in our case by calling SingleControllersIndexController loader would try to include ../apps/controllers/IndexController.php






          share|improve this answer
























          • Then whats the purpose of $dispatcher->setDefaultNamespace? Aren’t they both telling the framework when to look for the classes? @Nazariy

            – HKIT
            Nov 30 '18 at 13:32













          • Not quite, dispatcher has nothing to do with class autoloader, when dispatcher is is triggered with empty route it would try to use defaultNamespace, defaultController and defaultAction. So it would try to call SingleControllersIndexController::indexAction then loader would try to include ../apps/controllers/IndexController.php

            – Nazariy
            Nov 30 '18 at 13:54











          • Thank for the quick response. But if the dispatcher will include IndexController.php with empty route, why it will show error ‘IndexController handler class not found’?

            – HKIT
            Nov 30 '18 at 14:03











          • As I understood you have removed mapping for SingleControllers namespace, therefore you getting an error. It happens because autoloader doesn't know where to search for SingleControllersIndexController class. I assume according to PSR-4 autoloader in this scenario would try to include ..SimpleControllersIndexController.php which does not exists under current folder.

            – Nazariy
            Nov 30 '18 at 14:26











          • So if I create the following directory single-namespaces/Single/Controllers/IndexController.php, the file can be loaded?

            – HKIT
            Nov 30 '18 at 15:29














          0












          0








          0







          Perhaps you misunderstood purpose of Loader and usage of namespaces.



          When passing values to $loader->registerNamespaces(...) you telling the framework where to look for your classes, in our case by calling SingleControllersIndexController loader would try to include ../apps/controllers/IndexController.php






          share|improve this answer













          Perhaps you misunderstood purpose of Loader and usage of namespaces.



          When passing values to $loader->registerNamespaces(...) you telling the framework where to look for your classes, in our case by calling SingleControllersIndexController loader would try to include ../apps/controllers/IndexController.php







          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Nov 30 '18 at 13:25









          NazariyNazariy

          4,20833059




          4,20833059













          • Then whats the purpose of $dispatcher->setDefaultNamespace? Aren’t they both telling the framework when to look for the classes? @Nazariy

            – HKIT
            Nov 30 '18 at 13:32













          • Not quite, dispatcher has nothing to do with class autoloader, when dispatcher is is triggered with empty route it would try to use defaultNamespace, defaultController and defaultAction. So it would try to call SingleControllersIndexController::indexAction then loader would try to include ../apps/controllers/IndexController.php

            – Nazariy
            Nov 30 '18 at 13:54











          • Thank for the quick response. But if the dispatcher will include IndexController.php with empty route, why it will show error ‘IndexController handler class not found’?

            – HKIT
            Nov 30 '18 at 14:03











          • As I understood you have removed mapping for SingleControllers namespace, therefore you getting an error. It happens because autoloader doesn't know where to search for SingleControllersIndexController class. I assume according to PSR-4 autoloader in this scenario would try to include ..SimpleControllersIndexController.php which does not exists under current folder.

            – Nazariy
            Nov 30 '18 at 14:26











          • So if I create the following directory single-namespaces/Single/Controllers/IndexController.php, the file can be loaded?

            – HKIT
            Nov 30 '18 at 15:29



















          • Then whats the purpose of $dispatcher->setDefaultNamespace? Aren’t they both telling the framework when to look for the classes? @Nazariy

            – HKIT
            Nov 30 '18 at 13:32













          • Not quite, dispatcher has nothing to do with class autoloader, when dispatcher is is triggered with empty route it would try to use defaultNamespace, defaultController and defaultAction. So it would try to call SingleControllersIndexController::indexAction then loader would try to include ../apps/controllers/IndexController.php

            – Nazariy
            Nov 30 '18 at 13:54











          • Thank for the quick response. But if the dispatcher will include IndexController.php with empty route, why it will show error ‘IndexController handler class not found’?

            – HKIT
            Nov 30 '18 at 14:03











          • As I understood you have removed mapping for SingleControllers namespace, therefore you getting an error. It happens because autoloader doesn't know where to search for SingleControllersIndexController class. I assume according to PSR-4 autoloader in this scenario would try to include ..SimpleControllersIndexController.php which does not exists under current folder.

            – Nazariy
            Nov 30 '18 at 14:26











          • So if I create the following directory single-namespaces/Single/Controllers/IndexController.php, the file can be loaded?

            – HKIT
            Nov 30 '18 at 15:29

















          Then whats the purpose of $dispatcher->setDefaultNamespace? Aren’t they both telling the framework when to look for the classes? @Nazariy

          – HKIT
          Nov 30 '18 at 13:32







          Then whats the purpose of $dispatcher->setDefaultNamespace? Aren’t they both telling the framework when to look for the classes? @Nazariy

          – HKIT
          Nov 30 '18 at 13:32















          Not quite, dispatcher has nothing to do with class autoloader, when dispatcher is is triggered with empty route it would try to use defaultNamespace, defaultController and defaultAction. So it would try to call SingleControllersIndexController::indexAction then loader would try to include ../apps/controllers/IndexController.php

          – Nazariy
          Nov 30 '18 at 13:54





          Not quite, dispatcher has nothing to do with class autoloader, when dispatcher is is triggered with empty route it would try to use defaultNamespace, defaultController and defaultAction. So it would try to call SingleControllersIndexController::indexAction then loader would try to include ../apps/controllers/IndexController.php

          – Nazariy
          Nov 30 '18 at 13:54













          Thank for the quick response. But if the dispatcher will include IndexController.php with empty route, why it will show error ‘IndexController handler class not found’?

          – HKIT
          Nov 30 '18 at 14:03





          Thank for the quick response. But if the dispatcher will include IndexController.php with empty route, why it will show error ‘IndexController handler class not found’?

          – HKIT
          Nov 30 '18 at 14:03













          As I understood you have removed mapping for SingleControllers namespace, therefore you getting an error. It happens because autoloader doesn't know where to search for SingleControllersIndexController class. I assume according to PSR-4 autoloader in this scenario would try to include ..SimpleControllersIndexController.php which does not exists under current folder.

          – Nazariy
          Nov 30 '18 at 14:26





          As I understood you have removed mapping for SingleControllers namespace, therefore you getting an error. It happens because autoloader doesn't know where to search for SingleControllersIndexController class. I assume according to PSR-4 autoloader in this scenario would try to include ..SimpleControllersIndexController.php which does not exists under current folder.

          – Nazariy
          Nov 30 '18 at 14:26













          So if I create the following directory single-namespaces/Single/Controllers/IndexController.php, the file can be loaded?

          – HKIT
          Nov 30 '18 at 15:29





          So if I create the following directory single-namespaces/Single/Controllers/IndexController.php, the file can be loaded?

          – HKIT
          Nov 30 '18 at 15:29




















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