Initial commit

.gitignore

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+.buildpath
+.project
+.settings
+composer.phar
+composer.lock
+vendor

README.md

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+# Twig service provider
+
+A silex provider for Twig using puzzle/configuration (https://github.com/Niktux/puzzle-configuration)
+
+## Installation
+
+```
+{
+    "require": {
+        "silex-spear/twig-provider": "~1.0"
+    }
+}
+```
+
+or 
+
+```bash
+composer require silex-spear/twig-provider
+```
+
+#### What is the `config/twig.yml-dist.example` file ?
+
+It's a configuration example file for the configuration file hydrator karma (https://github.com/Niktux/karma)

composer.json

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+{
+    "name": "silex-spear/twig-provider",
+    "description": "A Silex provider for Twig",
+    "type": "library",
+    "authors": [{
+        "name": "Claude LE BRIS",
+        "email": "[email protected]"
+    }],
+    "license": [
+        "MIT"
+    ],
+    "require": {
+        "php": ">=5.4",
+        "silex/silex": "~1.2",
+        "puzzle/configuration": "~1.7",
+        "twig/twig": "~1.18"
+    },
+    "autoload": {
+        "psr-4": {
+            "Spear\\Silex\\Provider\\": "src/"
+        }
+    }
+}

config/twig.yml-dist.example

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+developmentMode: <%twig.developmentMode%>
+cache:
+    directory: <%twig.cache.directory%>

src/Twig.php

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+<?php
+
+namespace Spear\Silex\Provider;
+
+use Silex\ServiceProviderInterface;
+use Puzzle\Configuration;
+use Silex\Application;
+use Silex\Provider\DoctrineServiceProvider;
+use Silex\Provider\TwigServiceProvider;
+
+class Twig implements ServiceProviderInterface
+{
+    public function register(Application $app)
+    {
+        $this->app = $app;
+        $this->validatePuzzleConfiguration($app);
+        $this->initializeTwigProvider($app);
+    }
+
+    public function addPath($paths, $prioritary = true)
+    {
+        if(! is_array($paths))
+        {
+            $paths = array($paths);
+        }
+
+        $twigPath = $this->retrieveExistingTwigPath();
+
+        $arrayAddFunction = 'array_push';
+        if($prioritary === true)
+        {
+            $arrayAddFunction = 'array_unshift';
+            $paths = array_reverse($paths);
+        }
+
+        $this->app['twig.path'] = $this->app->share(function() use($twigPath, $paths, $arrayAddFunction) {
+            foreach ($paths as $path)
+            {
+                $arrayAddFunction($twigPath, $path);
+            }
+
+            return $twigPath;
+        });
+    }
+
+    public function boot(Application $app)
+    {
+    }
+
+    private function initializeTwigProvider(Application $app)
+    {
+        $app->register(new TwigServiceProvider());
+
+        $app['twig.cache.path'] = $app['var.path'] . $app['configuration']->read('twig/cache/directory', false);
+
+        $app['twig.options'] = array(
+            'cache' => $app['twig.cache.path'],
+            'auto_reload' => $app['configuration']->read('twig/developmentMode', false),
+        );
+
+        $app['twig.path.manager'] = function ($c) {
+            return $this;
+        };
+    }
+
+    private function retrieveExistingTwigPath()
+    {
+        $path = array();
+
+        if(isset($this->app['twig.path']))
+        {
+            $path = $this->app['twig.path'];
+
+            if($path instanceof \Closure)
+            {
+                $path = $path();
+            }
+        }
+
+        return $path;
+    }
+
+    private function validatePuzzleConfiguration(Application $app)
+    {
+        if(! isset($app['configuration']) || ! $app['configuration'] instanceof Configuration)
+        {
+            throw new \LogicException('AsseticProvider requires an instance of puzzle/configuration for the key configuration to be defined.');
+        }
+    }
+}