Fixes #61: Allowing variable property reads

lib/Dwoo/Compiler.php

@@ -2097,11 +2097,6 @@ class Dwoo_Compiler implements Dwoo_ICompiler
 			// replace useless brackets by dot accessed vars and strip enclosing quotes if present
 			$key = preg_replace('#\[(["\']?)([^$%\[.>-]+)\1\]#', '.$2', $key);
 
-			// prevent $foo->$bar calls because it doesn't seem worth the trouble
-			if (strpos($key, '->$') !== false) {
-				throw new Dwoo_Compilation_Exception($this, 'You can not access an object\'s property using a variable name.');
-			}
-
 			if ($this->debug) {
 				if ($hasMethodCall) {
 					echo 'METHOD CALL FOUND : $'.$key.substr($methodCall, 0, 30).'<br />';

tests/CompilerTests.php

@@ -23,6 +23,14 @@ class CompilerTests extends PHPUnit_Framework_TestCase
 		$this->assertEquals('bar', $this->dwoo->get($tpl, array('foo'=>'bar'), $this->compiler));
 	}
 
+	public function testVariableObjectPropertyAccess()
+	{
+		$tpl = new Dwoo_Template_String('{$obj->$var}');
+		$tpl->forceCompilation();
+
+		$this->assertEquals('yay', $this->dwoo->get($tpl, array('obj'=>new PluginHelper, 'var' => 'moo'), $this->compiler));
+	}
+
 	public function testComplexVarReplacement()
 	{
 		$tpl = new Dwoo_Template_String('{$_root[$a].0}{$_[$a][0]}{$_[$c.d].0}{$_.$a.0}{$_[$c[$x.0]].0}{$_[$c.$y.0].0}');