Add YAML configuration files for micro services (#8)

* Rename

* Update and Add Service Providers

  * Update IslandoraServiceProvider to be more idiomatic in the way
    it uses configuration variables.
  * Add a new YamlConfigServiceProvider to load configuration from
    YAML files for Crayfish services.

* Update some variable names

* Fix coding standards issues

* Add tests for islandora service provider

* Add tests for bug found in settings parser.

* Update doctrine settings a bit

* Update readme to include codecob

* Fix db settings.

Author: jonathangreen

README.md

@@ -4,6 +4,7 @@
 [![Build Status](https://travis-ci.org/Islandora-CLAW/Crayfish-Commons.svg?branch=master)](https://travis-ci.org/Islandora-CLAW/Crayfish-Commons)
 [![Contribution Guidelines](http://img.shields.io/badge/CONTRIBUTING-Guidelines-blue.svg)](./CONTRIBUTING.md)
 [![LICENSE](https://img.shields.io/badge/license-MIT-blue.svg?style=flat-square)](./LICENSE)
+[![codecov](https://codecov.io/gh/Islandora-CLAW/Crayfish-Commons/branch/master/graph/badge.svg)](https://codecov.io/gh/Islandora-CLAW/Crayfish-Commons)
 
 Crayfish Commons is a library housing shared code for Crayfish microservices.
 

composer.json

@@ -11,7 +11,8 @@
         "namshi/jose": "^7.2",
         "pimple/pimple": "~3.0",
         "monolog/monolog": "^1.22",
-        "silex/silex": "^2.0"
+        "silex/silex": "^2.0",
+        "symfony/yaml": "^3.2"
     },
     "require-dev": {
         "phpunit/phpunit": "^5.0",

composer.lock

@@ -0,0 +1,118 @@
+<?php
+
+namespace Islandora\Crayfish\Commons\Provider;
+
+use Islandora\Crayfish\Commons\CmdExecuteService;
+use Islandora\Crayfish\Commons\FedoraResourceConverter;
+use Pimple\Container;
+use Pimple\ServiceProviderInterface;
+use Silex\Provider\DoctrineServiceProvider;
+use Silex\Provider\MonologServiceProvider;
+use Silex\Provider\ServiceControllerServiceProvider;
+use Silex\Provider\SecurityServiceProvider;
+use Islandora\Chullo\FedoraApi;
+use Islandora\Crayfish\Commons\Syn\SettingsParser;
+use Islandora\Crayfish\Commons\Syn\JwtAuthenticator;
+use Islandora\Crayfish\Commons\Syn\JwtFactory;
+
+class IslandoraServiceProvider implements ServiceProviderInterface
+{
+    /**
+     * @inheritDoc
+     */
+    public function register(Container $container)
+    {
+        // Register services we rely on
+        $container->register(new MonologServiceProvider());
+        $container->register(new ServiceControllerServiceProvider());
+        $container->register(new SecurityServiceProvider());
+        $container->register(new DoctrineServiceProvider());
+
+        // Configure external services
+        $container['monolog.logfile'] = function ($container) {
+            return strtolower($container['crayfish.log.level']) == 'none' ? null : $container['crayfish.log.file'];
+        };
+        $container['monolog.level'] = function ($container) {
+            return $container['crayfish.log.level'];
+        };
+
+        $container['security.firewalls'] = function ($container) {
+            if ($container['crayfish.syn.enable']) {
+                return [
+                    'default' => [
+                        'stateless' => true,
+                        'anonymous' => false,
+                        'guard' => [
+                            'authenticators' => [
+                                'crayfish.syn.jwt_authentication'
+                            ],
+                        ],
+                    ],
+                ];
+            } else {
+                return [];
+            }
+        };
+
+        $this->registerDbOptions($container);
+
+        // Register our services
+        $container['crayfish.cmd_execute_service'] = function ($container) {
+            return new CmdExecuteService(
+                $container['monolog']->withName('crayfish.cmd_execute_service')
+            );
+        };
+
+        $container['crayfish.fedora_resource'] = function ($container) {
+            return new FedoraResourceConverter(
+                FedoraApi::create($container['crayfish.fedora_resource.base_url'])
+            );
+        };
+
+        $container['crayfish.syn.settings_parser'] = function ($container) {
+            if (file_exists($container['crayfish.syn.config'])) {
+                $xml = file_get_contents($container['crayfish.syn.config']);
+            } else {
+                $xml = '';
+                $container['monolog']
+                    ->error("Securty configuration not found. ${container['crayfish.syn.config']}");
+            }
+
+            return new SettingsParser(
+                $xml,
+                $container['monolog']->withName('crayfish.syn.settings_parser')
+            );
+        };
+
+        $container['crayfish.syn.jwt_authentication'] = function ($app) {
+            return new JwtAuthenticator(
+                $app['crayfish.syn.settings_parser'],
+                new JwtFactory(),
+                $app['monolog']->withName('crayfish.syn.jwt_authentication')
+            );
+        };
+    }
+
+    protected function registerDbOptions($container)
+    {
+        $container['db.options'] = function ($container) {
+            $setoption = function (&$settings, $container, $name) {
+                if (isset($container["crayfish.db.options.$name"])) {
+                    $settings[$name] = $container["crayfish.db.options.$name"];
+                }
+            };
+
+            $settings = [];
+            $setoption($settings, $container, 'host');
+            $setoption($settings, $container, 'port');
+            $setoption($settings, $container, 'dbname');
+            $setoption($settings, $container, 'user');
+            $setoption($settings, $container, 'password');
+            $setoption($settings, $container, 'charset');
+            $setoption($settings, $container, 'path');
+            $setoption($settings, $container, 'url');
+
+            return $settings;
+        };
+    }
+}