Added Zend Validation support

library/Respect/Validation/Rules/Zend.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace Respect\Validation\Rules;
+
+use ReflectionClass;
+use Respect\Validation\Validatable;
+use Respect\Validation\Rules\AbstractRule;
+use Respect\Validation\Exceptions\CallbackException;
+use Respect\Validation\Exceptions\InvalidException;
+
+class Zend extends AbstractRule implements Validatable
+{
+
+    protected $messages = array();
+    protected $zendValidator;
+
+    public function __construct($name, $params=array())
+    {
+        $zendMirror = new ReflectionClass('Zend_Validate_' . ucfirst($name));
+        $this->zendValidator = $zendMirror->newInstanceArgs($params);
+    }
+
+    public function validate($input)
+    {
+        return $this->zendValidator->isValid($input);
+    }
+
+    public function assert($input)
+    {
+        if (!$this->validate($input)) {
+            $exceptions = array();
+            foreach ($this->zendValidator->getMessages() as $m) {
+                $exceptions[] = new InvalidException($m);
+            }
+            throw new InvalidException($exceptions);
+        }
+        return true;
+    }
+
+}

tests/library/Respect/Validation/Rules/ZendTest.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace Respect\Validation\Rules;
+
+class ZendTest extends \PHPUnit_Framework_TestCase
+{
+
+    public function testSimpleOk()
+    {
+        $v = new Zend('alnum');
+        $this->assertTrue($v->assert('wp2oiur'));
+    }
+
+    /**
+     * @expectedException Respect\Validation\Exceptions\InvalidException
+     */
+    public function testSimpleNot()
+    {
+        $v = new Zend('alnum');
+        $this->assertTrue($v->assert('#$%#$%'));
+    }
+
+    public function testParamsOk()
+    {
+        $v = new Zend('stringLength', array('min' => 10, 'max' => 25));
+        $this->assertTrue($v->assert('owurhfojgboerjng'));
+    }
+
+    /**
+     * @expectedException Respect\Validation\Exceptions\InvalidException
+     */
+    public function testParamsNot()
+    {
+        $v = new Zend('stringLength', array('min' => 10, 'max' => 25));
+        $this->assertTrue($v->assert('aw'));
+    }
+
+}