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14.03.2015 17:43:00 • Categories: Allgemein, Zend Framework 2, Twig • Tags: Twig, Zend Framework 2

ZF2: Custom ZfcTwig Extension unter Zend 2

Notizen zu einer exemplarischen Twig Extension unter ZF2 &ZfcTwig:

Klasse anlegen z.B. unter Application/src/Application/View/CustomTwigExtension.php

<?php
// http://stackoverflow.com/questions/28254666/twig-add-filter
namespace Application\View;
use Twig_Extension;
use Twig_SimpleFilter;
use Twig_SimpleFunction;
class CustomTwigExtension extends Twig_Extension
{
public function getFilters() {
return [new Twig_SimpleFilter('ucfirst', 'ucfirst') ];
}
public function getName() {
return "CustomTwigExtension";
}
public function getFunctions() {
return [new Twig_SimpleFunction('renderimg', function ($picture, $width = 100, $height = 100) {
$filename = basename($picture);
        return '&lt;img src="' . $filename . '" width="' . $width . '" height="' . $height . '" /&gt;';
    }
    , array(
        'is_safe' =&gt; array(
            'html'
        )
    )) ];
}
}

<?php
/**
 * Global Configuration Override
 *
 * You can use this file for overriding configuration values from modules, etc.
 * You would place values in here that are agnostic to the environment and not
 * sensitive to security.
 *
 * @NOTE: In practice, this file will typically be INCLUDED in your source
 * control, so do not include passwords or other sensitive information in this
 * file.
 */
return array(
'zfctwig' => [
'extensions' => [
'Twig_Extension_Debug',
            // Custom Twig Extension registrieren
            \Application\View\CustomTwigExtension::class,
      ],
      'environment_options' =&gt; array(
            'debug'         =&gt; false
      )
],
);

{{ renderimg('test.jpg', 100, 100) }}

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