Fixed object level calculation (containing folder's level+1, not folder's level itself); updated schema to match

chrome/chromeFiles/content/scholar/data_access.js

@@ -68,7 +68,7 @@ Scholar.Object.prototype.isEditableField = function(field){
  * Build object from database
  */
 Scholar.Object.prototype.loadFromID = function(id){
-	var sql = 'SELECT O.*, lastName AS firstCreator, F.level, ORD.orderIndex '
+	var sql = 'SELECT O.*, lastName AS firstCreator, F.level+1 AS level, ORD.orderIndex '
 		+ 'FROM objects O '
 		+ 'LEFT JOIN folders F USING (folderID) '
 		+ 'LEFT JOIN treeOrder ORD ON (O.objectID=ORD.id AND isFolder=0) '
@@ -899,7 +899,7 @@ Scholar.Objects = new function(){
 		}
 		
 		// Should be the same as query in Scholar.Object.loadFromID, just without objectID clause
-		var sql = 'SELECT O.*, lastName AS firstCreator, F.level, ORD.orderIndex '
+		var sql = 'SELECT O.*, lastName AS firstCreator, F.level+1 AS level, ORD.orderIndex '
 			+ 'FROM objects O '
 			+ 'LEFT JOIN folders F USING (folderID) '
 			+ 'LEFT JOIN treeOrder ORD ON (O.objectID=ORD.id AND isFolder=0) '

chrome/chromeFiles/content/scholar/db.js

@@ -416,6 +416,11 @@ Scholar.DB = new function(){
 			}
 			
 			if (i==5){
+				query("UPDATE folders SET level=-1, parentFolderID=NULL WHERE folderID=0");
+				_updateDBVersion(i);
+			}
+			
+			if (i==6){
 				// do stuff
 				// _updateDBVersion(i);
 			}

chrome/chromeFiles/content/scholar/scholar.js

@@ -1,7 +1,7 @@
 const SCHOLAR_CONFIG = {
 	GUID: 'scholar@chnm',
 	DB_FILE: 'scholar.sqlite',
-	DB_VERSION: 3,
+	DB_VERSION: 5, // must match version at top of schema.sql
 	DB_REBUILD: false, // erase DB and recreate from schema
 	DEBUG_LOGGING: true,
 	DEBUG_TO_CONSOLE: false // dump debug messages to console rather than (much slower) Debug Logger

schema.sql

@@ -1,4 +1,4 @@
--- 3
+-- 5
 
     DROP TABLE IF EXISTS version;
     CREATE TABLE version (
@@ -112,7 +112,7 @@
         FOREIGN KEY (parentFolderID) REFERENCES folders(folderID)
     );
     CREATE INDEX parentFolderID ON folders(parentFolderID);
-    INSERT INTO folders VALUES (0, 'root', 0, 0);
+    INSERT INTO folders VALUES (0, 'root', NULL, -1);
     
     DROP TABLE IF EXISTS treeOrder;
     CREATE TABLE treeOrder (