[project @ Add examples/discover.php tool]

tailor · tailor · commit 28b684f01c53 · 2008-06-06T22:43:56.000Z
diff --git a/CHANGES-2.1.0 b/CHANGES-2.1.0
@@ -15,6 +15,7 @@
       * Server API: Auth_OpenID_OpenIDResponse::toHTML
 
 * New Features
+  * Added examples/discover.php, an OpenID service discovery tool
   * Add optional form_tag_attrs argument to
     Auth_OpenID_ServerResponse::toFormMarkup for setting arbitrary
     FORM element attributes
diff --git a/README b/README
@@ -65,6 +65,11 @@ examples/README file for more details.
 TROUBLESHOOTING
 ===============
 
+* If you're unable to use an OpenID URL with the library, you may want
+to try using the discover tool (examples/discover.php).  This tool
+will perform OpenID discovery on the identifier and give a list of
+discovered OpenID services and their types.
+
 * On some systems, PHP basedir restrictions prevent web servers from
 opening a source of randomness, such as /dev/urandom.  If your PHP
 OpenID library has trouble getting a satisfactory source of
diff --git a/examples/discover.php b/examples/discover.php
@@ -0,0 +1,97 @@
+<?php
+require_once "Auth/OpenID/Discover.php";
+require_once "Auth/Yadis/Yadis.php";
+
+function getOpenIDIdentifier()
+{
+    return $_GET['openid_identifier'];
+}
+
+function escape($x)
+{
+    return htmlentities($x);
+}
+
+
+$identifier = getOpenIDIdentifier();
+?>
+<html>
+<head>
+<title>OpenID discovery</title>
+</head>
+<body>
+  <h2>OpenID discovery tool</h2>
+  <p>
+    Enter an OpenID URL to begin discovery:
+  </p>
+  <form>
+  <input type="text" name="openid_identifier" size="40" />
+  <input type="submit" value="Begin" />
+  </form>
+<?
+if ($identifier) {
+
+    $fetcher = Auth_Yadis_Yadis::getHTTPFetcher();
+    list($normalized_identifier, $endpoints) = Auth_OpenID_discover(
+        $identifier, $fetcher);
+
+?>
+  <h3>Discovery Results for <?= escape($identifier) ?></h3>
+
+  <table cellpadding="7" cellspacing="0">
+    <tbody>
+      <tr>
+        <th>Claimed Identifier</th>
+        <td><?= escape($normalized_identifier) ?></td>
+      </tr>
+<?
+if (!$endpoints) {
+?>
+    <tr>
+      <td colspan="2">No OpenID services discovered.</td>
+    </tr>
+<?
+} else {
+?>
+    <tr>
+      <td colspan="2">Discovered OpenID services:</td>
+    </tr>
+<?
+foreach ($endpoints as $endpoint) {
+?>
+    <tr>
+      <td colspan="2"><hr/></td>
+    </tr>
+    <tr>
+      <th>Server URL</th>
+      <td><tt><?= escape($endpoint->server_url) ?></tt></td>
+    </tr>
+    <tr>
+      <th>Local ID</th>
+      <td><tt><?= escape($endpoint->local_id) ?></tt></td>
+    </tr>
+    <tr>
+      <td colspan="2">
+        <h3>Service types:</h3>
+        <ul>
+<?
+foreach ($endpoint->type_uris as $type_uri) {
+?>
+          <li><tt><?= escape($type_uri) ?></tt></li>
+<?
+}
+?>
+        </ul>
+      </td>
+    </tr>
+<?
+}
+}
+?>
+  </tbody>
+</table>
+<?
+}
+?>
+</body>
+</html>
