From 4152eefe0f93816cffa3d38c33638593d9e07f39 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <LukeShu@sbcglobal.net>
Date: Fri, 30 Sep 2011 18:21:01 -0400
Subject: Quick and ugly hack to safely allow multiple users to edit data at
 once

---
 src/controllers/Users.class.php      | 27 ++++++++++++++++++++++++++-
 src/views/pages/users/index.html.php |  3 +++
 2 files changed, 29 insertions(+), 1 deletion(-)

diff --git a/src/controllers/Users.class.php b/src/controllers/Users.class.php
index 57a585c..c30461f 100644
--- a/src/controllers/Users.class.php
+++ b/src/controllers/Users.class.php
@@ -258,8 +258,33 @@ class Users extends Controller {
 		foreach ($attribs as $attrib) {
 			$key = $attrib['key'];
 			if (isset($_POST[$key]) && is_array($_POST[$key])) {
+				$old = $_POST['_old'][$key];
 				foreach ($_POST[$key] as $uid => $value) {
-					$this->setConf($uid, $key, $value);
+					$have_old = !isset($old[$uid]);
+					@$change_it = $old[$uid]!==$value;
+					if (!$have_old || $change_it) {
+						$user = Auth::getObj($uid);
+						$oldvalue = $this->getConf($user,$key);
+						$oldvalue = $oldvalue['value'];
+						if ($oldvalue===false) $oldvalue = 'false';
+						if ($oldvalue===true) $oldvalue = 'true';
+						$changed = $value != $oldvalue;
+						if ($changed) {
+							echo "<pre>\n";
+							echo "Error: Value changed elsewhere, and I don't have real handling for this yet.\n";
+							echo "uid: $uid\n";
+							echo "Name: ".$user->getName()."\n";
+							echo "Key: $key\n";
+							echo "oldvalue: "; var_dump($oldvalue); echo "\n";
+							echo "newvalue: "; var_dump($value); echo "\n";
+							echo "</pre>";
+							
+						} else {
+							$this->setConf($uid,
+							               $key,
+							               $value);
+						}
+					}
 				}
 			}
 		}
diff --git a/src/views/pages/users/index.html.php b/src/views/pages/users/index.html.php
index c56d0b3..7f51592 100644
--- a/src/views/pages/users/index.html.php
+++ b/src/views/pages/users/index.html.php
@@ -52,6 +52,9 @@ foreach ($users as $user) {
 			$arr['type'] = 'text';
 		}
 		
+		$t->tag('input', array('name'=>'_old['.$arr['name'].']',
+		                       'value'=>$arr['value'],
+		                       'type'=>'hidden'));
 		$t->tag('input', $arr);
 		$t->closeTag('td');
 	}
-- 
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