Merge pull request #200 from KiwiJuicer/implement-zend-component-inst…

…aller-support

Implement zend component installer support by adding ConfigProvider

composer.json

@@ -47,6 +47,9 @@
     "extra": {
         "branch-alias": {
             "dev-master": "1.0-dev"
+        },
+        "zf": {
+            "config-provider": "TwbBundle\\ConfigProvider"
         }
     }
 }

src/TwbBundle/ConfigProvider.php

@@ -0,0 +1,78 @@
+<?php
+namespace TwbBundle;
+
+/**
+ * The configuration provider for the TwbBundle module
+ *
+ * @see https://docs.zendframework.com/zend-component-installer/
+ */
+class ConfigProvider
+{
+    /**
+     * Path to the module config
+     *
+     * @const string
+     */
+    const MODULE_CONFIG_PATH = __DIR__ . '/../../config/module.config.php';
+
+    /**
+     * The module config ZF2/3
+     *
+     * @var array
+     */
+    protected $moduleConfig;
+
+    /**
+     * Returns the configuration array
+     *
+     * To add a bit of a structure, each section is defined in a separate
+     * method which returns an array with its configuration.
+     *
+     * @return array
+     * @throws \InvalidArgumentException
+     */
+    public function __invoke()
+    {
+        if (!file_exists(self::MODULE_CONFIG_PATH)) {
+            throw new \InvalidArgumentException('Wrong path to module config file. File or directory does not exist: ' . self::MODULE_CONFIG_PATH);
+        }
+
+        $this->moduleConfig = require self::MODULE_CONFIG_PATH;
+
+        return [
+            'twbbundle' => $this->getTwbBundleOptions(),
+            'dependencies' => $this->getDependencies(),
+            'view_helpers' => $this->getViewHelpers()
+        ];
+    }
+
+    /**
+     * Returns twb bundle options
+     *
+     * @return array
+     */
+    protected function getTwbBundleOptions()
+    {
+        return array_key_exists('twbbundle', $this->moduleConfig) ? $this->moduleConfig['twbbundle'] : [];
+    }
+
+    /**
+     * Returns dependencies (former server_manager)
+     *
+     * @return array
+     */
+    protected function getDependencies()
+    {
+        return array_key_exists('service_manager', $this->moduleConfig) ? $this->moduleConfig['service_manager'] : [];
+    }
+
+    /**
+     * Returns view helpers
+     *
+     * @return array
+     */
+    protected function getViewHelpers()
+    {
+        return array_key_exists('view_helpers', $this->moduleConfig) ? $this->moduleConfig['view_helpers'] : [];
+    }
+}

tests/TwbBundleTest/ConfigProviderTest.php

@@ -0,0 +1,43 @@
+<?php
+namespace TwbBundleTest;
+
+use TwbBundle\ConfigProvider;
+
+/**
+ * Config Provider Test
+ *
+ * @package TwbBundleTest
+ */
+class ConfigProviderTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * The zend-component config provider
+     *
+     * @var \TwbBundle\ConfigProvider
+     */
+    protected $configProvider;
+
+    /**
+     * @see \PHPUnit_Framework_TestCase::setUp()
+     */
+    public function setUp()
+    {
+        $this->configProvider = new ConfigProvider();
+    }
+
+    /**
+     * Tests valid return values
+     */
+    public function testInvokeReturnValues()
+    {
+        $config = $this->configProvider->__invoke();
+
+        $this->assertArrayHasKey('twbbundle', $config);
+        $this->assertArrayHasKey('dependencies', $config);
+        $this->assertArrayHasKey('view_helpers', $config);
+
+        $this->assertNotEmpty($config['twbbundle']);
+        $this->assertNotEmpty($config['dependencies']);
+        $this->assertNotEmpty($config['view_helpers']);
+    }
+}