Fix access date without time coming from sync

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

@@ -4099,24 +4099,29 @@ Zotero.Item.prototype.fromJSON = function (json) {
 			break;
 		
 		case 'accessDate':
+			if (val && !Zotero.Date.isSQLDate(val)) {
+				let d = Zotero.Date.isoToDate(val);
+				if (!d) {
+					Zotero.logError(`Discarding invalid ${field} '${val}' for item ${this.libraryKey}`);
+					continue;
+				}
+				val = Zotero.Date.dateToSQL(d, true);
+			}
+			this.setField(field, val);
+			setFields[field] = true;
+			break;
+		
 		case 'dateAdded':
 		case 'dateModified':
 			if (val) {
 				let d = Zotero.Date.isoToDate(val);
 				if (!d) {
-					Zotero.logError("Discarding invalid " + field + " '" + val
+					Zotero.logError(`Discarding invalid ${field} '${val}' for item ${this.libraryKey}`);
-						+ "' for item " + this.libraryKey);
 					continue;
 				}
 				val = Zotero.Date.dateToSQL(d, true);
 			}
-			if (field == 'accessDate') {
+			this[field] = val;
-				this.setField(field, val);
-				setFields[field] = true;
-			}
-			else {
-				this[field] = val;
-			}
 			break;
 		
 		case 'parentItem':

test/tests/itemTest.js

@@ -1433,6 +1433,20 @@ describe("Zotero.Item", function () {
 			assert.equal(item.dateModified, '2015-06-07 20:58:00');
 		})
 		
+		it("should accept ISO 8601 access date without time", function* () {
+			var json = {
+				itemType: "journalArticle",
+				accessDate: "2015-06-07",
+				dateAdded: "2015-06-07T20:57:00Z",
+				dateModified: "2015-06-07T20:58:00Z",
+			};
+			var item = new Zotero.Item;
+			item.fromJSON(json);
+			assert.equal(item.getField('accessDate'), '2015-06-07');
+			assert.equal(item.dateAdded, '2015-06-07 20:57:00');
+			assert.equal(item.dateModified, '2015-06-07 20:58:00');
+		})
+		
 		it("should ignore non–ISO 8601 dates", function* () {
 			var json = {
 				itemType: "journalArticle",