Fix saving of single files to library root via save button

chrome/content/zotero/xpcom/attachments.js

@@ -634,7 +634,7 @@ Zotero.Attachments = new function(){
 			attachmentItem.attachmentLinkMode = Zotero.Attachments.LINK_MODE_IMPORTED_URL;
 			attachmentItem.attachmentCharset = 'utf-8'; // WPD will output UTF-8
 			attachmentItem.attachmentContentType = contentType;
-			if (collections) {
+			if (collections && collections.length) {
 				attachmentItem.setCollections(collections);
 			}
 			var itemID = yield attachmentItem.save();
@@ -861,11 +861,9 @@ Zotero.Attachments = new function(){
 	this.createTemporaryStorageDirectory = Zotero.Promise.coroutine(function* () {
 		var tmpDir = Zotero.getStorageDirectory();
 		tmpDir.append("tmp-" + Zotero.Utilities.randomString(6));
-		Zotero.debug("RANDOM IS " + tmpDir.leafName);
 		yield OS.File.makeDir(tmpDir.path, {
 			unixMode: 0755
 		});
-		Zotero.debug("MADE DIRECTORY at " + tmpDir.path);
 		return tmpDir;
 	});
 	

chrome/content/zotero/zoteroPane.js

@@ -3405,7 +3405,7 @@ var ZoteroPane = new function()
 				let item = yield Zotero.Attachments.importFromDocument({
 					libraryID: libraryID,
 					document: doc,
-					collections: [collectionID]
+					collections: collectionID ? [collectionID] : []
 				});
 				
 				yield this.selectItem(item.id);

test/content/support.js

@@ -42,7 +42,9 @@ function loadBrowserWindow() {
 }
 
 /**
- * Loads a Zotero pane in a new window and selects My Library. Returns the containing window.
+ * Opens the Zotero pane and selects My Library. Returns the containing window.
+ *
+ * @param {Window} [win] - Existing window to use; if not specified, a new window is opened
  */
 var loadZoteroPane = Zotero.Promise.coroutine(function* (win) {
 	if (!win) {

test/tests/browserTest.js

@@ -55,6 +55,45 @@ describe("Zotero_Browser", function () {
 		assert.isTrue(collection.hasItem(items[0].id));
 	})
 	
+	it("should save PDF to library root", function* () {
+		var uri = OS.Path.join(getTestDataDirectory().path, "test.pdf");
+		var deferred = Zotero.Promise.defer();
+		win.addEventListener('pageshow', () => deferred.resolve());
+		win.loadURI(uri);
+		yield deferred.promise;
+		
+		yield loadZoteroPane(win);
+		
+		var promise = waitForItemEvent('add');
+		yield win.Zotero_Browser.scrapeThisPage();
+		var ids = yield promise;
+		var items = Zotero.Items.get(ids);
+		assert.lengthOf(items, 1);
+		assert.equal(Zotero.ItemTypes.getName(items[0].itemTypeID), 'attachment');
+		assert.equal(items[0].getField('title'), 'test.pdf');
+		assert.equal(items[0].attachmentContentType, 'application/pdf');
+		assert.equal(Zotero.Attachments.linkModeToName(items[0].attachmentLinkMode), 'imported_url');
+	});
+	
+	it("should save PDF to current collection", function* () {
+		var uri = OS.Path.join(getTestDataDirectory().path, "test.pdf");
+		var deferred = Zotero.Promise.defer();
+		win.addEventListener('pageshow', () => deferred.resolve());
+		win.loadURI(uri);
+		yield deferred.promise;
+		
+		yield loadZoteroPane(win);
+		var collection = yield createDataObject('collection');
+		
+		var promise = waitForItemEvent('add');
+		yield win.Zotero_Browser.scrapeThisPage();
+		var ids = yield promise;
+		var items = Zotero.Items.get(ids);
+		assert.lengthOf(items, 1);
+		assert.equal(Zotero.ItemTypes.getName(items[0].itemTypeID), 'attachment');
+		assert.isTrue(collection.hasItem(items[0].id));
+	});
+	
 	it("shouldn't save webpage to My Publications", function* () {
 		var uri = OS.Path.join(getTestDataDirectory().path, "snapshot", "index.html");
 		var deferred = Zotero.Promise.defer();