openidProvider: Add frontpage hook with link to user page.

Fixes issue 227

git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@1899 44740490-163a-0410-bde0-09ae8108e29a

modules/openidProvider/hooks/hook_frontpage.php

+<?php
+/**
+ * Hook to add the OpenID provider to the authentication tab.
+ *
+ * @param array &$links  The links on the frontpage, split into sections.
+ */
+function openidProvider_hook_frontpage(&$links) {
+	assert('is_array($links)');
+	assert('array_key_exists("links", $links)');
+
+	$links['auth'][] = array(
+		'href' => SimpleSAML_Module::getModuleURL('openidProvider/user.php'),
+		'text' => '{openidProvider:op:title_no_user}',
+	);
+}