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-rw-r--r--src/SemanticScuttle/Model/RemoteUser.php48
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+<?php
+/**
+ * SemanticScuttle - your social bookmark manager.
+ *
+ * PHP version 5.
+ *
+ * @category Bookmarking
+ * @package SemanticScuttle
+ * @author Benjamin Huynh-Kim-Bang <mensonge@users.sourceforge.net>
+ * @author Christian Weiske <cweiske@cweiske.de>
+ * @author Eric Dane <ericdane@users.sourceforge.net>
+ * @license GPL http://www.gnu.org/licenses/gpl.html
+ * @link http://sourceforge.net/projects/semanticscuttle
+ */
+
+/**
+ * Remote User helper methods.
+ *
+ * @category Bookmarking
+ * @package SemanticScuttle
+ * @author Christian Weiske <cweiske@cweiske.de>
+ * @license GPL http://www.gnu.org/licenses/gpl.html
+ * @link http://sourceforge.net/projects/semanticscuttle
+ */
+class SemanticScuttle_Model_RemoteUser
+{
+ /**
+ * Returns the remote user's IP.
+ *
+ * @return string IP address. NULL if not found.
+ */
+ public static function getIp()
+ {
+ $ip = null;
+ if (getenv('REMOTE_ADDR')) {
+ $ip = getenv('REMOTE_ADDR');
+ } else if (getenv('HTTP_CLIENT_IP')) {
+ $ip = getenv('HTTP_CLIENT_IP');
+ } else if (getenv('HTTP_X_FORWARDED_FOR')) {
+ $ip = getenv('HTTP_X_FORWARDED_FOR');
+ }
+
+ return $ip;
+ }
+
+}
+
+?> \ No newline at end of file