--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/Zend/View/Helper/HtmlElement.php	Mon Dec 13 18:29:26 2010 +0100
@@ -0,0 +1,141 @@
+<?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_View
+ * @subpackage Helper
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id: HtmlElement.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/**
+ * @see Zend_View_Helper_Abstract
+ */
+require_once 'Zend/View/Helper/Abstract.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_View
+ * @subpackage Helper
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+abstract class Zend_View_Helper_HtmlElement extends Zend_View_Helper_Abstract
+{
+    /**
+     * EOL character
+     */
+    const EOL = "\n";
+
+    /**
+     * The tag closing bracket
+     *
+     * @var string
+     */
+    protected $_closingBracket = null;
+
+    /**
+     * Get the tag closing bracket
+     *
+     * @return string
+     */
+    public function getClosingBracket()
+    {
+        if (!$this->_closingBracket) {
+            if ($this->_isXhtml()) {
+                $this->_closingBracket = ' />';
+            } else {
+                $this->_closingBracket = '>';
+            }
+        }
+
+        return $this->_closingBracket;
+    }
+
+    /**
+     * Is doctype XHTML?
+     *
+     * @return boolean
+     */
+    protected function _isXhtml()
+    {
+        $doctype = $this->view->doctype();
+        return $doctype->isXhtml();
+    }
+
+    /**
+     * Converts an associative array to a string of tag attributes.
+     *
+     * @access public
+     *
+     * @param array $attribs From this array, each key-value pair is
+     * converted to an attribute name and value.
+     *
+     * @return string The XHTML for the attributes.
+     */
+    protected function _htmlAttribs($attribs)
+    {
+        $xhtml = '';
+        foreach ((array) $attribs as $key => $val) {
+            $key = $this->view->escape($key);
+
+            if (('on' == substr($key, 0, 2)) || ('constraints' == $key)) {
+                // Don't escape event attributes; _do_ substitute double quotes with singles
+                if (!is_scalar($val)) {
+                    // non-scalar data should be cast to JSON first
+                    require_once 'Zend/Json.php';
+                    $val = Zend_Json::encode($val);
+                }
+                $val = preg_replace('/"([^"]*)":/', '$1:', $val);
+            } else {
+                if (is_array($val)) {
+                    $val = implode(' ', $val);
+                }
+                $val = $this->view->escape($val);
+            }
+
+            if ('id' == $key) {
+                $val = $this->_normalizeId($val);
+            }
+
+            if (strpos($val, '"') !== false) {
+                $xhtml .= " $key='$val'";
+            } else {
+                $xhtml .= " $key=\"$val\"";
+            }
+
+        }
+        return $xhtml;
+    }
+
+    /**
+     * Normalize an ID
+     *
+     * @param  string $value
+     * @return string
+     */
+    protected function _normalizeId($value)
+    {
+        if (strstr($value, '[')) {
+            if ('[]' == substr($value, -2)) {
+                $value = substr($value, 0, strlen($value) - 2);
+            }
+            $value = trim($value, ']');
+            $value = str_replace('][', '-', $value);
+            $value = str_replace('[', '-', $value);
+        }
+        return $value;
+    }
+}