Web Technology Experts Notes

Tuesday, 29 December 2015

Zend Framework 2 get params from URL

Question: How to read the data from php://input?

$content = file_get_contents('php://input');
print_r(json_decode($content));

Question: How to get parameter value from GET without using Params plugin?

$parameterName1=$this->getRequest()->getRequest('parameterName2');
$parameterName2=$this->getRequest()->getRequest('parameterName2','Default Value');

Now with use of params plugins, you can get values easily from all type of request

Question: How to get parameter value from URL?

$parameterName1=$this->params()->fromQuery('parameterName1');
$parameterName2=$this->params()->fromQuery('parameterName2','Default Value');

Question: How to get all parameters value from URL?

$parameterArray=$this->params()->fromQuery();

Question: How to get parameter value from POST?

$parameterName1=$this->params()->fromPost('parameterName1');
$parameterName2=$this->params()->fromPost('parameterName2','Default Value');

Question: How to get all parameters value from POST?

$parameterArray=$this->params()->fromPost();

Question: How to get parameter value from header?

$parameterName1=$this->params()->fromHeader('parameterName1');
$parameterName2=$this->params()->fromHeader('parameterName2','Default Value');

Question: How to get parameter value from uploadedFile?

$parameterName1=$this->params()->fromFiles('parameterName1');
$parameterName2=$this->params()->fromFiles('parameterName2','Default Value');

Question: How to get parameter value from RouteMatch?

$parameterName1=$this->params()->fromRoute('parameterName1');
$parameterName2=$this->fromRoute()->fromFiles('parameterName2','Default Value');

Monday, 28 December 2015

How to enable error reporting in Zend Framework 2?

Question: How to enable error reporting in Zend Framework 2?
Open index.php in public (at root).
and add following line at the top.

error_reporting(E_ALL);
ini_set("display_errors", 1);

Question: How to enable error reporting in Zend Framework 2 for Development Server only?
Set the different APPLICATION_ENV value for development and production with use of .htaccess. For Example

Add following in .htaccess file in Development Server

SetEnv APPLICATION_ENV development

Add following in .htaccess file in Production Server

SetEnv APPLICATION_ENV production

Add following line in top of public/index.php

 if ($_SERVER['APPLICATION_ENV'] == 'development') {
     error_reporting(E_ALL);
     ini_set("display_errors", 1);
 }else if($_SERVER['APPLICATION_ENV'] == 'production'){
     error_reporting(0);
     ini_set("display_errors", 0);
}