Change computerProgram 'version' to 'versionNumber'

And use 'version' instead of 'itemVersion' for object version for items

Also add deferred foreign key checking to system.sql so that DROP TABLE
commands don't fail mid-transaction

chrome/content/zotero/xpcom/data/item.js

@@ -40,7 +40,6 @@ Zotero.Item = function(itemTypeOrID) {
 	this._itemTypeID = null;
 	this._firstCreator = null;
 	this._sortCreator = null;
-	this._itemVersion = null;
 	this._numNotes = null;
 	this._numNotesTrashed = null;
 	this._numNotesEmbedded = null;
@@ -136,7 +135,7 @@ Zotero.defineProperty(Zotero.Item.prototype, 'dateModified', {
 	set: function(val) this.setField('dateModified', val)
 });
 Zotero.defineProperty(Zotero.Item.prototype, 'version', {
-	get: function() this._itemVersion,
+	get: function() this._version,
 	set: function(val) this.setField('version', val)
 });
 Zotero.defineProperty(Zotero.Item.prototype, 'synced', {
@@ -344,8 +343,8 @@ Zotero.Item.prototype._parseRowData = function(row) {
 		if (row.dateModified !== undefined) {
 			this._dateModified = row.dateModified;
 		}
-		if (row.itemVersion !== undefined) {
-			this._itemVersion = parseInt(row.itemVersion);
+		if (row.version !== undefined) {
+			this._version = parseInt(row.version);
 		}
 		if (row.numNotes !== undefined) {
 			this._numNotes = parseInt(row.numNotes);
@@ -418,7 +417,7 @@ Zotero.Item.prototype._parseRowData = function(row) {
 					this['_' + col] = val;
 					break;
 				
-				case 'itemVersion':
+				case 'version':
 				case 'numNotes':
 				case 'numNotesTrashed':
 				case 'numNotesEmbedded':
@@ -4123,8 +4122,8 @@ Zotero.Item.prototype.toJSON = Zotero.Promise.coroutine(function* (options, patc
 	}
 	
 	var obj = {};
-	obj.itemKey = this.key;
-	obj.itemVersion = this.version;
+	obj.key = this.key;
+	obj.version = this.version;
 	obj.itemType = Zotero.ItemTypes.getName(this.itemTypeID);
 	
 	// Fields
@@ -4217,8 +4216,8 @@ Zotero.Item.prototype.toJSON = Zotero.Promise.coroutine(function* (options, patc
 	if (mode == 'patch') {
 		for (let i in patchBase) {
 			switch (i) {
-			case 'itemKey':
-			case 'itemVersion':
+			case 'key':
+			case 'version':
 			case 'dateModified':
 				continue;
 			}

chrome/content/zotero/xpcom/data/items.js

@@ -43,8 +43,7 @@ Zotero.Items = function() {
 				dateModified: "O.dateModified",
 				libraryID: "O.libraryID",
 				key: "O.key",
-				// 'itemVersion' because computerProgram has 'version'
-				itemVersion: "O.version AS itemVersion",
+				version: "O.version",
 				synced: "O.synced",
 				
 				firstCreator: _getFirstCreatorSQL(),

chrome/locale/en-US/zotero/zotero.properties

@@ -399,7 +399,7 @@ itemFields.runningTime			= Running Time
 itemFields.network				= Network
 itemFields.postType				= Post Type
 itemFields.audioFileType		= File Type
-itemFields.version				= Version
+itemFields.versionNumber       = Version
 itemFields.system				= System
 itemFields.company				= Company
 itemFields.conferenceName		= Conference Name

resource/schema/system.sql

@@ -1,4 +1,4 @@
--- 31
+-- 32
 
 -- Copyright (c) 2009 Center for History and New Media
 --                    George Mason University, Fairfax, Virginia, USA
@@ -23,6 +23,7 @@
 -- This file creates system tables that can be safely wiped and reinitialized
 -- at any time, as long as existing ids are preserved.
 
+PRAGMA defer_foreign_keys = true;
 
 -- Valid item types ("book," "journalArticle," etc.)
 DROP TABLE IF EXISTS itemTypes;
@@ -295,7 +296,7 @@ INSERT INTO fields VALUES (77,'runningTime',NULL);
 INSERT INTO fields VALUES (78,'network',NULL);
 INSERT INTO fields VALUES (79,'postType',NULL);
 INSERT INTO fields VALUES (80,'audioFileType',NULL);
-INSERT INTO fields VALUES (81,'version',NULL);
+INSERT INTO fields VALUES (81,'versionNumber',NULL);
 INSERT INTO fields VALUES (82,'system',NULL);
 INSERT INTO fields VALUES (83,'company',NULL);
 INSERT INTO fields VALUES (84,'conferenceName',NULL);
@@ -1185,3 +1186,5 @@ INSERT INTO "syncObjectTypes" VALUES(4, 'search');
 INSERT INTO "syncObjectTypes" VALUES(5, 'tag');
 INSERT INTO "syncObjectTypes" VALUES(6, 'relation');
 INSERT INTO "syncObjectTypes" VALUES(7, 'setting');
+
+PRAGMA defer_foreign_keys = false;

test/tests/itemTest.js

@@ -1,4 +1,4 @@
-describe("Zotero.Item", function() {
+describe("Zotero.Item", function () {
 	describe("#getField()", function () {
 		it("should return false for valid unset fields on unsaved items", function* () {
 			var item = new Zotero.Item('book');
@@ -18,6 +18,24 @@ describe("Zotero.Item", function() {
 		});
 	});
 	
+	describe("#setField", function () {
+		it("should save version as object version", function* () {
+			var item = new Zotero.Item('book');
+			item.setField("version", 1);
+			var id = yield item.save();
+			item = yield Zotero.Items.getAsync(id);
+			assert.equal(item.getField("version"), 1);
+		});
+		
+		it("should save versionNumber for computerProgram", function () {
+			var item = new Zotero.Item('computerProgram');
+			item.setField("versionNumber", "1.0");
+			var id = yield item.save();
+			item = yield Zotero.Items.getAsync(id);
+			assert.equal(item.getField("versionNumber"), "1.0");
+		});
+	})
+	
 	describe("#parentID", function () {
 		it("should create a child note", function () {
 			return Zotero.DB.executeTransaction(function* () {