Adde config

Author: cheprasov

src/CliArgs/CliArgs.php

@@ -12,21 +12,87 @@
 
 class CliArgs
 {
+
     /**
-     * @param string|array|null $argv
-     * @param mixed $default
-     * @return array
+     * @var array|null
+     */
+    protected $config;
+
+    /**
+     * @var array
+     */
+    protected $aliases;
+
+    /**
+     * @var array|null
+     */
+    protected $arguments;
+
+    /**
+     * @param array $config
+     */
+    public function __construct(array $config = null)
+    {
+        $this->setConfig($config);
+    }
+
+    public function setConfig(array $config = null)
+    {
+        $this->config = $config;
+        if (!$config) {
+            $this->aliases = null;
+            return;
+        }
+        $this->aliases = [];
+        foreach ($config as $key => $cfg) {
+            $this->aliases[$key] = &$config[$key];
+            if (isset($cfg['short'])) {
+                $this->aliases[$cfg['short']] = &$config[$key];
+            }
+            $config[$key]['long'] = $key;
+        }
+    }
+
+    /**
+     * @return array|null
+     */
+    public function getArguments()
+    {
+        if (!$this->arguments && isset($GLOBALS['argv']) && is_array($GLOBALS['argv'])) {
+            $this->arguments = self::parseArray($GLOBALS['argv']);
+        }
+        return $this->arguments;
+    }
+
+    /**
+     * @param string $arg
+     * @return mixed
      */
-    public static function parse($argv, $default = null)
+    public function getArg($arg)
     {
-        if (!$argv) {
-            return [];
+        if (!$cfg = $this->getArgFromConfig($arg)) {
+            return null;
+        }
+        $arguments = $this->getArguments();
+        if (isset($cfg['long']) && isset($arguments[$cfg['long']])) {
+            return $arguments[$cfg['long']];
         }
-        if (is_array($argv)) {
-            return static::parseArray($argv,
-                $default);
+        if (isset($cfg['short']) && isset($arguments[$cfg['short']])) {
+            return $arguments[$cfg['short']];
+        }
+        return isset($cfg['default']) ? $cfg['default'] : null;
+    }
+
+    /**
+     * @param $arg
+     * @return null
+     */
+    protected function getArgFromConfig($arg)
+    {
+        if (isset($this->aliases[$arg])) {
+            return $this->aliases[$arg];
         }
-        return [];
+        return null;
     }
 
     /**

src/run.php

@@ -8,10 +8,43 @@
  * For the full copyright and license information, please view the LICENSE
  * file that was distributed with this source code.
  */
-
 include(__DIR__ . '/autoloader.php');
 
 use CliArgs\CliArgs;
 
-$res = CliArgs::parse($argv, true);
-var_dump($res);
+$config = [
+    'help' => [
+            'short' => 'h',
+            'info' => 'some text',
+            'filter' => 'bool',
+        ],
+    'count' => [
+            'short' => 'c',
+            'info' => 'count of bla',
+            'default' => 0,
+            'filter' => 'int'
+        ],
+    'user-id' => [
+            'long'  => 'user-id',
+            'info' => 'Id of user',
+            'default' => 0,
+            'filter' => 'int',
+        ],
+    'type' => [
+            'short' => 't',
+            'info' => 'type please',
+            'default' => 'a',
+            'filter' => ['a', 'b', 'c'],
+        ],
+    'alias' => [
+        'short'  => 'a',
+        'info' => 'type please',
+        'default' => 'a',
+        'filter' => '/^a\d{2}$/',
+    ],
+];
+$CliArgs = new CliArgs($config);
+var_dump('c', $CliArgs->getArg('c'));
+var_dump('count', $CliArgs->getArg('count'));
+var_dump('type', $CliArgs->getArg('type'));
+var_dump('alias', $CliArgs->getArg('alias'));