adding app/library/ViewHelper/UrlStyle.php

app/library/ViewHelper/UrlStyle.php

@@ -0,0 +1,69 @@
+<?php
+
+namespace ViewHelper;
+
+/**
+ * Class UrlStyle
+ *
+ * Tags diffrent parts in a url around <span> tags with class names.
+ *
+ * classes/parts are:
+ *  scheme
+ *  host
+ *  port
+ *  path
+ *  query
+ *  fragment
+ *
+ * @package ViewHelper
+ */
+class UrlStyle extends AbstractHelper
+{
+    /**
+     * Prefix (or namespace) for css classes.
+     *
+     * @var string
+     */
+    protected $_classPrefix = 'url-';
+
+    public function urlStyle($url)
+    {
+        $parts = parse_url($url);
+
+        if ($parts === null) {
+            return $url;
+        }
+
+        $xhtml = '';
+
+        if (isset($parts['scheme'])) {
+            $xhtml .= $this->_htmlElement('scheme', $parts['scheme'] . '://');
+        }
+
+        if (isset($parts['host'])) {
+            $xhtml .= $this->_htmlElement('host', $parts['host']);
+        }
+
+        if (isset($parts['port'])) {
+            $xhtml .= $this->_htmlElement('port', ':' . $parts['port']);
+        }
+
+        $xhtml .= $this->_htmlElement('path', $parts['path']);
+
+        if (isset($parts['query'])) {
+            $xhtml .= $this->_htmlElement('query', '?' . $parts['query']);
+        }
+
+        if (isset($parts['fragment'])) {
+            $xhtml .= $this->_htmlElement('fragment', '#' . $parts['fragment']);
+        }
+
+        return $xhtml;
+    }
+
+    protected function _htmlElement($class, $content)
+    {
+        $class = $this->_classPrefix . $class;
+        return '<span class="' . $class . '">' . $content . '</span>';
+    }
+}