initial commit

app/library/ViewHelper/ServerUrl.php

@@ -0,0 +1,57 @@
+<?php
+
+namespace ViewHelper;
+
+/**
+ * Class ServerUrl
+ *
+ * @package ViewHelper
+ */
+class ServerUrl extends AbstractHelper
+{
+    protected $_request;
+
+    public function getScheme()
+    {
+        return $this->_getRequest()->getScheme();
+    }
+
+    public function getHost()
+    {
+        return $this->_getRequest()->getHttpHost();
+    }
+
+    public function getPort()
+    {
+        return $this->_getRequest()->getPort();
+    }
+
+    public function serverUrl()
+    {
+        $port = $this->getPort();
+        $scheme = $this->getScheme();
+
+        // remove port if it's the default port.
+        if (($scheme == 'http' && $port == 80)
+        ||  ($scheme == 'https' && $port == 443)) {
+            $port = null;
+        }
+
+        $url = $scheme . '://' . $this->getHost();
+        if ($port !== null) {
+            $url .= ':' . $port;
+        }
+        return $url;
+    }
+
+    /**
+     * @return \Phalcon\Http\RequestInterface
+     */
+    protected function _getRequest()
+    {
+        if ($this->_request === null) {
+            $this->_request = $this->getDI()->getRequest();
+        }
+        return $this->_request;
+    }
+}