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@@ -2,7 +2,7 @@
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 // an example of a CLI app.
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 //find the current dir
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-$cwd = dirname(__FILE__);
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+$cwd = dirname(__FILE__) . DIRECTORY_SEPARATOR;
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 // make sure we are running from cli.
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 if( ! is_resource( STDIN ) ){
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@@ -10,13 +10,10 @@ if( ! is_resource( STDIN ) ){
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     die('<h1>Please run this from CLI.</h1><h2>Does not work in browser.</h2>');
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 }
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-// set the current working directory.
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-chdir( dirname(__FILE__) );
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-
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 // include grok
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-include 'grok.php';
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+include $cwd . 'grok.php';
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 // kick it off, reading from STDIN
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-Grok::instance(array('STDIN'=>STDIN) )->dispatch($cwd . '/app/main.php');
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+Grok::instance(array('STDIN'=>STDIN) )->dispatch($cwd . 'app/main.php');
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 // EOF

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@@ -79,30 +79,37 @@ class Grok_Container implements Iterator {
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    /**
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     * @see http://www.php.net/oop5.magic
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     */
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-    private function __set( $k, $v ){
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+    protected function __set( $k, $v ){
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         return $this->__data[ $k ] = $v;
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     }
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    /**
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     * @see http://www.php.net/oop5.magic
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     */
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-    private function __get( $k ){
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+    protected function __get( $k ){
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         return isset( $this->__data[ $k ] ) ? $this->__data[ $k ] : NULL;
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     }
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    /**
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     * @see http://www.php.net/oop5.magic
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     */
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-    private function __unset( $k ){
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+    protected function __unset( $k ){
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         unset( $this->__data[ $k ] );
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     }
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    /**
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     * @see http://www.php.net/oop5.magic
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     */
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-    private function __isset( $k ){
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+    protected function __isset( $k ){
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         return isset( $this->__data[ $k ] ) ? TRUE : FALSE;
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     }
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+    
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+    public function __toString(){
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+        $out = get_class( $this ) . ' { ';
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+        foreach( $this as $k=>$v) $out .= $k . ': ' . $v . ', ';
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+        $out = trim($out, ', ');
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+        return $out . " }";
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+    }
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 }
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 /**
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@@ -141,6 +148,9 @@ class Grok extends Grok_Container {
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         // make sure we are using the correct filepath delimiter here
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         if( '/' != DIRECTORY_SEPARATOR ) $__file = str_replace('/', DIRECTORY_SEPARATOR, $__file );
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+        // add a php extension if one can't be found.
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+        if( substr($__file, -4) != '.php' ) $__file .= '.php';
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+        
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         // blow up if we can't find the path to this file.
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         if( ! file_exists( $__file ) ) throw $this->exception('invalid-dispatch: ' . $__file );
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