From e27028f91f5fb2149054adbb89d14177f0e6f3db Mon Sep 17 00:00:00 2001
From: Liam McLoughlin <hexxeh@hexxeh.net>
Date: Wed, 27 Jul 2011 21:04:32 +0100
Subject: Added simultaneous build settings

---
 web/config.php    |  3 +++
 web/index.php     | 23 +++++++++++++++++++++++
 web/process.php   |  2 +-
 web/status.php    |  9 +++++++++
 web/testdrive.php |  2 +-
 5 files changed, 37 insertions(+), 2 deletions(-)

diff --git a/web/config.php b/web/config.php
index 30d6aa4..c31e60b 100644
--- a/web/config.php
+++ b/web/config.php
@@ -6,6 +6,9 @@
     // Path to the zonetab file
     define("ZONETAB", "/usr/share/zoneinfo/zone.tab");
     
+    // Should we allow multiple simultaneous builds for a user?
+    define("SIMULTANEOUS_BUILDS", false);
+    
     // What should we limit the virtual machine disk size to?
     define("MAX_DISK_SIZE", 16384);
     
diff --git a/web/index.php b/web/index.php
index 6b6abec..a68a219 100644
--- a/web/index.php
+++ b/web/index.php
@@ -5,6 +5,29 @@
         require_once "recaptcha.php";
     }
 
+    if(!SIMULTANEOUS_BUILDS) {
+            $db = new mysqli(MYSQL_HOSTNAME, MYSQL_USERNAME,
+                     MYSQL_PASSWORD, MYSQL_DATABASE);
+            if (mysqli_connect_errno()) {
+               die("Could not connect to database ".mysqli_connect_error());
+            }
+        
+            $ipaddress = filter_input(INPUT_SERVER, "REMOTE_ADDR",
+                                      FILTER_VALIDATE_IP);
+                
+            $stmt = $db->prepare("SELECT id FROM builds WHERE ipaddress = ?");
+            $stmt->bind_param("s", $ipaddress);
+            $stmt->execute();
+            $stmt->store_result();
+                        
+            if ($stmt->num_rows == 1) {
+                    $stmt->bind_result($buildID);
+                    $stmt->fetch();
+                    header("Location: status.php?uuid=".$buildID."&simultaneous=true");
+            }
+            $stmt->close();
+    }
+
     $timezones = array();
     $zonetab = file(ZONETAB);
     foreach ($zonetab as $buf) {
diff --git a/web/process.php b/web/process.php
index 238e843..9ba055b 100644
--- a/web/process.php
+++ b/web/process.php
@@ -9,7 +9,7 @@
         require_once "recaptcha.php";
     
         $remoteAddress = filter_input(INPUT_SERVER,
-                                      "remote_addr",
+                                      "REMOTE_ADDR",
                                       FILTER_VALIDATE_IP);
         $challenge = filter_input(INPUT_POST,
                                   "recaptcha_challenge_field",
diff --git a/web/status.php b/web/status.php
index 719afe6..d2e8715 100644
--- a/web/status.php
+++ b/web/status.php
@@ -6,9 +6,16 @@
     require_once "config.php";
 
     $buildID = filter_input(INPUT_GET, "uuid", FILTER_UNSAFE_RAW);
+    $simultaneous = filter_input(INPUT_GET, "simultaneous", FILTER_VALIDATE_BOOLEAN);
     $buildresult = "Unknown!";
     $inprogress = false;
     $builddone = false;
+    $simultaneousString = "";
+
+    if($simultaneous && !SIMULTANEOUS_BUILDS) {
+        $simultaneousString = "You were redirected to this page because you already have a ".
+                              "build in progress. Simultaneous builds are disabled on this server.<br/><br/>";
+    }
 
     $db = new mysqli(MYSQL_HOSTNAME, MYSQL_USERNAME,
                      MYSQL_PASSWORD, MYSQL_DATABASE);
@@ -19,6 +26,7 @@
     $stmt = $db->prepare("SELECT handle FROM builds WHERE id = ?");
     $stmt->bind_param("s", $buildID);
     $stmt->execute();
+    $stmt->store_result();
     if ($stmt->num_rows == 1) {
             $stmt->bind_result($handle);
             $stmt->fetch();
@@ -103,6 +111,7 @@
                     <div id="status" class="step">
                         <h1><?php echo $titleString; ?></h1>
                         <p>
+                            <?php echo $simultaneousString; ?>
                             <?php echo $buildresult; ?>
                             <div id="progressbar"></div>
                         </p>
diff --git a/web/testdrive.php b/web/testdrive.php
index 8f3c718..3847b69 100644
--- a/web/testdrive.php
+++ b/web/testdrive.php
@@ -18,7 +18,7 @@
     $stmt = $db->prepare("SELECT handle FROM builds WHERE id = ?");
     $stmt->bind_param("s", $buildID);
     $stmt->execute();
-
+    $stmt->store_result();
     if ($stmt->num_rows == 1) {
             $stmt->bind_result($handle);
             $stmt->fetch();
-- 
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