Validator, captcha, form, #16

git-svn-id: svn+ssh://code.netmonsters.ru/svn/majestic/branches/evo@141 4cb57b5f-5bbd-dd11-951b-001d605cbbc5

validator/EmailValidator.php

@@ -0,0 +1,17 @@
+<?php
+/**
+ * @copyright NetMonsters <team@netmonsters.ru>
+ * @link http://netmonsters.ru
+ * @package Majestic
+ * @subpackage validator
+ * @since 2010-04-26
+ * @version SVN: $Id$
+ * @filesource $URL$
+ */
+
+class EmailValidator extends RegexValidator
+{
+    protected $regex = '/^([a-z0-9._-]{2,23})\@([a-z0-9-]{2,22}\.)+\w{2,5}$/i';
+    
+    public function __construct(){}
+}

validator/NotEmptyValidator.php

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+<?php
+/**
+ * @copyright NetMonsters <team@netmonsters.ru>
+ * @link http://netmonsters.ru
+ * @package Majestic
+ * @subpackage validator
+ * @since 2010-04-26
+ * @version SVN: $Id$
+ * @filesource $URL$
+ */
+
+class NotEmptyValidator extends Validator
+{
+
+    const IS_EMPTY = 'is_empty';
+    
+    protected $templates = array(self::IS_EMPTY => 'Value is required and can\'t be empty');
+    
+    public function isValid($value, $context = null)
+    {
+        $this->setValue($value);
+
+        if (is_string($value) && $value === '') {
+            $this->error();
+            return false;
+        } elseif (!is_string($value) && empty($value)) {
+            $this->error();
+            return false;
+        }
+        return true;
+    }
+}

validator/RegexValidator.php

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+<?php
+/**
+ * @copyright NetMonsters <team@netmonsters.ru>
+ * @link http://netmonsters.ru
+ * @package Majestic
+ * @subpackage validator
+ * @since 2010-04-26
+ * @version SVN: $Id$
+ * @filesource $URL$
+ */
+
+class RegexValidator extends Validator
+{
+
+    const NOT_MATCH = 'regex_not_match';
+    
+    protected $vars = array('regex');
+    protected $templates = array(self::NOT_MATCH => '"%value%" does not match against regex "%regex%"');
+    
+    protected $regex;
+    
+    public function __construct($regex)
+    {
+        $this->regex = $regex;
+    }
+    
+    public function isValid($value, $context = null)
+    {
+        $this->setValue($value);
+
+        $status = preg_match($this->regex, $value);
+        if ($status === false) {
+            throw new Exception('Internal error matching regex "' . $this->regex . ' against value "' . $value . '"');
+        }
+        if (!$status) {
+            $this->error();
+            return false;
+        }
+        return true;
+    }
+}

validator/Validator.php

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+<?php
+/**
+ * @copyright NetMonsters <team@netmonsters.ru>
+ * @link http://netmonsters.ru
+ * @package Majestic
+ * @subpackage validator
+ * @since 2010-04-24
+ * @version SVN: $Id$
+ * @filesource $URL$
+ */
+
+abstract class Validator implements iValidator
+{
+    
+    protected $value;
+    protected $message;
+    protected $vars = array();
+    protected $templates = array();
+
+    
+    public function getMessage()
+    {
+        return $this->message;
+    }
+    
+    protected function setValue($value)
+    {
+        $this->value = (string) $value;
+        $this->message = null;
+    }
+    
+    public function setMessage($key, $message)
+    {
+        $this->templates[$key] = $message;
+    }
+    
+    protected function error($template = null, $value = null)
+    {
+        if ($template === null) {
+            $template = current(array_keys($this->templates));
+        }
+        if ($value === null) {
+            $value = $this->value;
+        }
+        $this->message = $this->createMessage($template, $value);
+    }
+    
+    protected function createMessage($template, $value)
+    {
+        if (!isset($this->templates[$template])) {
+            throw new Exception('Message template "' . $template . '" unknown.');
+        }
+        
+        $message = $this->templates[$template];
+        if (strpos($message, '%') !== false) {
+            $message = str_replace('%value%', (string) $value, $message);
+            foreach ($this->vars as $property) {
+                if (property_exists($this, $property)) {
+                    $message = str_replace("%$property%", (string) $this->$property, $message);
+                }
+            }
+        }
+        return $message;
+    }
+}

validator/iValidator.php

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+<?php
+/**
+ * @copyright NetMonsters <team@netmonsters.ru>
+ * @link http://netmonsters.ru
+ * @package Majestic
+ * @subpackage validator
+ * @since 2010-04-25
+ * @version SVN: $Id$
+ * @filesource $URL$
+ */
+
+interface iValidator
+{
+    public function isValid($value, $context = null);
+    public function getMessage();
+}