1 files changed, 38 insertions, 5 deletions

diff --git a/src/lib/DB.class.php b/src/lib/DB.class.php
index 9f14161..5954726 100644
--- a/src/lib/DB.class.php
+++ b/src/lib/DB.class.php
@@ -4,6 +4,39 @@ require_once('Auth.class.php');
 require_once('Login.class.php');
 
 class DB {
+	public static function set($table, $unit, $key, $value, $orig_value) {
+		$value_base = $orig_value;
+
+		$doit = true;
+		$forked = false;
+		$have_old = ($value_base!==null);
+		if ($have_old) {
+			$we_changed_it = $value_base != $value;
+			if ($we_changed_it) {
+				$value_fork = $this->getConfString($key);
+				$someone_else_changed_it =
+					$value_fork != $value_base;
+				if ($someone_else_changed_it) {
+					if ($value == $value_fork) {
+						// we might as well not have
+						$we_changed_it = false;
+					} else {
+						$forked = true;
+					}
+				}
+			}
+			if (!$we_changed_it) {
+				$doit = false;// nothing to do
+			}
+		}
+		if ($doit) {
+			return $this->setConf($key, $value);
+		}
+		if ($forked) {
+			return $value_fork;
+		}
+	}
+	
 	public static function get($table, $unit, $key) {
 		switch ($table) {
 		case 'conf':
@@ -17,7 +50,7 @@ class DB {
 			return false;
 		}
 	}
-	public static function set($table, $unit, $key, $value) {
+	public static function raw_set($table, $unit, $key, $value) {
 		switch ($table) {
 		case 'conf':
 		case 'plugins':
@@ -49,15 +82,15 @@ class DB {
 			break;
 		case 'auth_user':
 			$editable = $editable && $logged_in_user->isAdmin();
-			$value = $user->isUser();
+			$value = $user->isUser()?'true':'false';
 			break;
 		case 'auth_admin':
 			$editable = $editable && $logged_in_user->isAdmin();
-			$value = $user->isAdmin();
+			$value = $user->isAdmin()?'true':'false';
 			break;
 		case 'auth_delete':
 			$editable = $editable && $logged_in_user->isAdmin();
-			$value = false;
+			$value = 'false';
 			break;
 		default:
 			$value = $user->getConf($key);
@@ -128,4 +161,4 @@ class DB {
 			return $db->setPluginConf($plugin, $key, $value);
 		}
 	}
-}
\ No newline at end of file
+}