added toolbar; functionality includes refresh button to get back to original page, print article, email a link to the article with a personal note

git-svn-id: http://arc90labs-readability.googlecode.com/svn/trunk@31 d4e419ec-0920-11de-bbfd-a7c1bc4c261e

1 files changed, 171 insertions, 0 deletions

diff --git a/lib/Zend/Validate.php b/lib/Zend/Validate.php
new file mode 100644
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+++ b/lib/Zend/Validate.php
@@ -0,0 +1,171 @@
+<?php
+
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category   Zend
+ * @package    Zend_Validate
+ * @copyright  Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id: Validate.php 8729 2008-03-10 11:44:10Z thomas $
+ */
+
+
+/**
+ * @see Zend_Validate_Interface
+ */
+require_once 'Zend/Validate/Interface.php';
+
+
+/**
+ * @category   Zend
+ * @package    Zend_Validate
+ * @copyright  Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+class Zend_Validate implements Zend_Validate_Interface
+{
+    /**
+     * Validator chain
+     *
+     * @var array
+     */
+    protected $_validators = array();
+
+    /**
+     * Array of validation failure messages
+     *
+     * @var array
+     */
+    protected $_messages = array();
+
+    /**
+     * Array of validation failure message codes
+     *
+     * @var array
+     * @deprecated Since 1.5.0
+     */
+    protected $_errors = array();
+
+    /**
+     * Adds a validator to the end of the chain
+     *
+     * If $breakChainOnFailure is true, then if the validator fails, the next validator in the chain,
+     * if one exists, will not be executed.
+     *
+     * @param  Zend_Validate_Interface $validator
+     * @param  boolean                 $breakChainOnFailure
+     * @return Zend_Validate Provides a fluent interface
+     */
+    public function addValidator(Zend_Validate_Interface $validator, $breakChainOnFailure = false)
+    {
+        $this->_validators[] = array(
+            'instance' => $validator,
+            'breakChainOnFailure' => (boolean) $breakChainOnFailure
+            );
+        return $this;
+    }
+
+    /**
+     * Returns true if and only if $value passes all validations in the chain
+     *
+     * Validators are run in the order in which they were added to the chain (FIFO).
+     *
+     * @param  mixed $value
+     * @return boolean
+     */
+    public function isValid($value)
+    {
+        $this->_messages = array();
+        $this->_errors   = array();
+        $result = true;
+        foreach ($this->_validators as $element) {
+            $validator = $element['instance'];
+            if ($validator->isValid($value)) {
+                continue;
+            }
+            $result = false;
+            $messages = $validator->getMessages();
+            $this->_messages = array_merge($this->_messages, $messages);
+            $this->_errors   = array_merge($this->_errors,   array_keys($messages));
+            if ($element['breakChainOnFailure']) {
+                break;
+            }
+        }
+        return $result;
+    }
+
+    /**
+     * Defined by Zend_Validate_Interface
+     *
+     * Returns array of validation failure messages
+     *
+     * @return array
+     */
+    public function getMessages()
+    {
+        return $this->_messages;
+    }
+
+    /**
+     * Defined by Zend_Validate_Interface
+     *
+     * Returns array of validation failure message codes
+     *
+     * @return array
+     * @deprecated Since 1.5.0
+     */
+    public function getErrors()
+    {
+        return $this->_errors;
+    }
+
+    /**
+     * @param  mixed    $value
+     * @param  string   $classBaseName
+     * @param  array    $args          OPTIONAL
+     * @param  mixed    $namespaces    OPTIONAL
+     * @return boolean
+     * @throws Zend_Validate_Exception
+     */
+    public static function is($value, $classBaseName, array $args = array(), $namespaces = array())
+    {
+        $namespaces = array_merge(array('Zend_Validate'), (array) $namespaces);
+        foreach ($namespaces as $namespace) {
+            $className = $namespace . '_' . ucfirst($classBaseName);
+            try {
+                require_once 'Zend/Loader.php';
+                @Zend_Loader::loadClass($className);
+                if (class_exists($className, false)) {
+                    $class = new ReflectionClass($className);
+                    if ($class->implementsInterface('Zend_Validate_Interface')) {
+                        if ($class->hasMethod('__construct')) {
+                            $object = $class->newInstanceArgs($args);
+                        } else {
+                            $object = $class->newInstance();
+                        }
+                        return $object->isValid($value);
+                    }
+                }
+            } catch (Zend_Validate_Exception $ze) {
+                // if there is an exception while validating throw it
+                throw $ze;
+            } catch (Zend_Exception $ze) {
+                // fallthrough and continue for missing validation classes
+            }
+        }
+        require_once 'Zend/Validate/Exception.php';
+        throw new Zend_Validate_Exception("Validate class not found from basename '$classBaseName'");
+    }
+
+}