BugTrack/2411 SAML plugin: PukiWiki as a SAML service provider

[pukiwiki/pukiwiki.git] / lib / init.php

diff --git a/lib/init.php b/lib/init.php
index f395e6e..bbffb24 100644 (file)
--- a/lib/init.php
+++ b/lib/init.php
@@ -139,6 +139,12 @@ if (isset($script)) {
        $script = get_script_uri(); // Init automatically
 }
 
+// INI_FILE: Auth settings
+if (isset($auth_type) && $auth_type === AUTH_TYPE_SAML) {
+       $auth_external_login_url_base = get_script_uri() . '?//cmd.saml//sso';
+}
+
+
 /////////////////////////////////////////////////
 // INI_FILE: $agents:  UserAgentの識別
 
@@ -329,6 +335,36 @@ if (empty($_POST)) {
        $vars = array_merge($_GET, $_POST); // Considered reliable than $_REQUEST
 }
 
+/**
+ * Parse specified format query_string as params.
+ *
+ * For example: ?//key1.value2//key2.value2
+ */
+function parse_query_string_ext($query_string) {
+       $vars = array();
+       $m = null;
+       if (preg_match('#^//[^&]*#', $query_string, $m)) {
+               foreach (explode('//', $m[0]) as $item) {
+                       $sp = explode('.', $item, 2);
+                       if (isset($sp[0])) {
+                               if (isset($sp[1])) {
+                                       $vars[$sp[0]] = $sp[1];
+                               } else {
+                                       $vars[$sp[0]] = '';
+                               }
+                       }
+               }
+       }
+       return $vars;
+}
+if (isset($g_query_string) && $g_query_string) {
+       if (substr($g_query_string, 0, 2) === '//') {
+               // Parse ?//key.value//key.value format query string
+               $vars = array_merge($vars, parse_query_string_ext($g_query_string));
+       }
+}
+
+
 // 入力チェック: 'cmd=' and 'plugin=' can't live together
 if (isset($vars['cmd']) && isset($vars['plugin']))
        die('Using both cmd= and plugin= is not allowed');