add config

src/Config.php

@@ -0,0 +1,81 @@
+<?php
+
+namespace DavidBadura\Taskwarrior;
+
+/**
+ * @author David Badura <d.a.badura@gmail.com>
+ */
+class Config
+{
+    /**
+     * @var array
+     */
+    private $config;
+
+    /**
+     * @param $config
+     */
+    public function __construct($config)
+    {
+        $this->config = $config;
+    }
+
+    /**
+     * @param string $path
+     * @param mixed $default
+     * @return array
+     */
+    public function get($path, $default = null)
+    {
+        return array_key_exists($path, $this->config) ? $this->config[$path] : $default;
+    }
+
+    /**
+     * @param string $key
+     * @return bool
+     */
+    public function has($key)
+    {
+        return array_key_exists($key, $this->config);
+    }
+
+    /**
+     * @return array
+     */
+    public function toArray()
+    {
+        return $this->config;
+    }
+
+    /**
+     * @param string $string
+     * @return array
+     */
+    public static function parse($string)
+    {
+        $config = [];
+        $lines  = explode("\n", $string);
+
+        foreach ($lines as $line) {
+
+            if (!trim($line)) {
+                continue;
+            }
+
+            list($key, $value) = explode('=', $line);
+
+            $config[$key] = $value;
+        }
+
+        return $config;
+    }
+
+    /**
+     * @param string $string
+     * @return self
+     */
+    public static function create($string)
+    {
+        return new self(self::parse(($string)));
+    }
+}

src/Taskwarrior.php

@@ -22,6 +22,11 @@ class Taskwarrior
      */
     private $version;
 
+    /**
+     * @var Config
+     */
+    private $config;
+
     /**
      * @param string $taskrc
      * @param string $taskData
@@ -192,6 +197,19 @@ class Taskwarrior
         return $this->version = trim($this->command('_version'));
     }
 
+    /**
+     * @return Config
+     * @throws CommandException
+     */
+    public function config()
+    {
+        if (!$this->config) {
+            $this->config = Config::create($this->command('_show'));
+        }
+
+        return $this->config;
+    }
+
     /**
      * @param $params
      * @return array

tests/TaskwarriorTest.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace DavidBadura\Taskwarrior\Test;
+
+use DavidBadura\Taskwarrior\Taskwarrior;
+use Symfony\Component\Filesystem\Filesystem;
+
+/**
+ * @author David Badura <badura@simplethings.de>
+ */
+class TaskwarriorTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * @var Taskwarrior
+     */
+    protected $taskwarrior;
+
+    public function setUp()
+    {
+        $this->tearDown();
+        $this->taskwarrior = new Taskwarrior(__DIR__ . '/.taskrc', __DIR__ . '/.task');
+        $this->taskwarrior->version(); // to initialise
+    }
+
+    public function tearDown()
+    {
+        $fs = new Filesystem();
+        $fs->remove(__DIR__ . '/.taskrc');
+        $fs->remove(__DIR__ . '/.task');
+    }
+
+
+    public function testConfig()
+    {
+        $config = $this->taskwarrior->config();
+
+        $this->assertInstanceOf('DavidBadura\Taskwarrior\Config', $config);
+        $this->assertTrue($config->has('alias._query'));
+        $this->assertEquals('export', $config->get('alias._query'));
+    }
+}