prototype file invalidation API

Author: Yutaro Iiyama

web/cgi-bin/registry/invalidation.php

@@ -0,0 +1,62 @@
+<?php
+
+date_default_timezone_set('UTC');
+
+$command = substr($_SERVER['PATH_INFO'], 1); # dynamo.mit.edu/registry/invalidate/command -> /command
+
+if ($command == "") {
+  # show webpage
+  exit(0);
+}
+
+if ($command == 'help') {
+#  echo file_get_contents(__DIR__ . '/html/invalidate_help.html');
+  exit(0);
+}
+
+include_once(__DIR__ . '/../dynamo/common/db_conf.php');
+include_once(__DIR__ . '/common.php');
+
+/* if ($_SERVER['SSL_CLIENT_VERIFY'] != 'SUCCESS') */
+/*   send_response(401, 'AuthFailed', 'SSL authentication failed.'); */
+
+if ($command == 'invalidate' || $command == 'clear') {
+  if (!isset($_REQUEST['item']))
+    send_response(400, 'BadRequest', '\'item\' field is required', NULL, 'json');
+
+  $item = $_REQUEST['item'];
+
+  $db = new mysqli($db_conf['host'], $db_conf['user'], $db_conf['password'], 'dynamoregister');
+
+  if ($command == 'invalidate') {
+    $stmt = $db->prepare('INSERT INTO `invalidations` (`item`, `timestamp`) VALUES (?, NOW())');
+    $message = 'Item added';   
+  }
+  else {
+    $stmt = $db->prepare('DELETE FROM `invalidations` WHERE `item` = ?');
+    $message = 'Item removed';
+  }
+
+  $return_data = array();
+
+  if (is_array($item)) {
+    foreach ($item as $t) {
+      $stmt->bind_param('s', $t);
+      $stmt->execute();
+      $return_data[] = array('item' => $t);
+    }
+  }
+  else {
+    $stmt->bind_param('s', $item);
+    $stmt->execute();
+    $return_data[] = array('item' => $item);
+  }
+  $stmt->close();
+
+  send_response(200, 'OK', $message, $return_data, 'json');
+}
+else {
+  send_response(400, 'BadRequest', 'Invalid command (possible values: help, invalidate)');
+}
+
+?>