recursiveCollections: Remove from all subcollections on delete (#2689)

chrome/content/zotero/itemTree.jsx

@@ -474,14 +474,17 @@ var ItemTree = class ItemTree extends LibraryTree {
 				return;
 			}
 
+			var visibleSubcollections = Zotero.Prefs.get('recursiveCollections')
+				? collectionTreeRow.ref.getDescendents(false, 'collection')
+				: [];
 			var splitIDs = [];
 			for (let id of ids) {
 				var split = id.split('-');
-				// Skip if not an item in this collection
-				if (split[0] != collectionTreeRow.ref.id) {
-					continue;
+				// Include if an item in this collection or a visible subcollection
+				if (split[0] == collectionTreeRow.ref.id
+						|| visibleSubcollections.some(c => split[0] == c.id)) {
+					splitIDs.push(split[1]);
 				}
-				splitIDs.push(split[1]);
 			}
 			ids = splitIDs;
 		}
@@ -1740,8 +1743,21 @@ var ItemTree = class ItemTree extends LibraryTree {
 				await Zotero.Items.trashTx(ids);
 			}
 			else if (collectionTreeRow.isCollection()) {
+				let collectionIDs = [collectionTreeRow.ref.id];
+				if (Zotero.Prefs.get('recursiveCollections')) {
+					collectionIDs.push(...collectionTreeRow.ref.getDescendents(false, 'collection').map(c => c.id));
+				}
+
 				await Zotero.DB.executeTransaction(async () => {
-					await collectionTreeRow.ref.removeItems(ids);
+					for (let itemID of ids) {
+						let item = Zotero.Items.get(itemID);
+						for (let collectionID of collectionIDs) {
+							item.removeFromCollection(collectionID);
+						}
+						await item.save({
+							skipDateModifiedUpdate: true
+						});
+					}
 				});
 			}
 			else if (collectionTreeRow.isPublications()) {

chrome/content/zotero/zoteroPane.js

@@ -1877,13 +1877,39 @@ var ZoteroPane = new function()
 			var prompt = (force && !fromMenu) ? false : toTrash;
 		}
 		else if (collectionTreeRow.isCollection()) {
-			
-			// Ignore unmodified action if only child items are selected
-			if (!force && this.itemsView.getSelectedItems().every(item => !item.isTopLevelItem())) {
-				return;
+			if (force) {
+				var prompt = toTrash;
 			}
+			else {
+				// Ignore unmodified action if only child items are selected
+				if (this.itemsView.getSelectedItems().every(item => !item.isTopLevelItem())) {
+					return;
+				}
 
-			var prompt = force ? toTrash : toRemove;
+				// If unmodified, recursiveCollections is true, and items are in
+				// descendant collections (even if also in the selected collection),
+				// prompt to remove from all
+				if (Zotero.Prefs.get('recursiveCollections')) {
+					let descendants = collectionTreeRow.ref.getDescendents(false, 'collection');
+					let inSubcollection = descendants
+						.some(({ id }) => this.itemsView.getSelectedItems()
+							.some(item => item.inCollection(id)));
+					if (inSubcollection) {
+						var prompt = {
+							title: Zotero.getString('pane.items.removeRecursive.title'),
+							text: Zotero.getString(
+								'pane.items.removeRecursive' + (this.itemsView.selection.count > 1 ? '.multiple' : '')
+							)
+						};
+					}
+					else {
+						var prompt = toRemove;
+					}
+				}
+				else {
+					var prompt = toRemove;
+				}
+			}
 		}
 		else if (collectionTreeRow.isTrash() || collectionTreeRow.isBucket()) {
 			var prompt = toDelete;

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

@@ -328,6 +328,9 @@ pane.items.remove.multiple		= Are you sure you want to remove the selected items
 pane.items.removeFromPublications.title = Remove from My Publications
 pane.items.removeFromPublications = Are you sure you want to remove the selected item from My Publications?
 pane.items.removeFromPublications.multiple = Are you sure you want to remove the selected items from My Publications?
+pane.items.removeRecursive.title = Remove from Collection and Subcollections
+pane.items.removeRecursive = Are you sure you want to remove the selected item from this collection and all its subcollections?
+pane.items.removeRecursive.multiple = Are you sure you want to remove the selected items from this collection and all its subcollections?
 pane.items.menu.addNoteFromAnnotations = Add Note from Annotations
 pane.items.menu.addNoteFromAnnotations.multiple = Add Notes from Annotations
 pane.items.menu.findAvailablePDF            = Find Available PDF

test/tests/zoteroPaneTest.js

@@ -600,6 +600,35 @@ describe("ZoteroPane", function() {
 			
 			assert.isTrue(item.deleted);
 		});
+
+		it("should prompt to remove an item from subcollections when recursiveCollections enabled", async function () {
+			Zotero.Prefs.set('recursiveCollections', true);
+
+			let collection1 = await createDataObject('collection');
+			let collection2 = await createDataObject('collection', { parentID: collection1.id });
+			let item = await createDataObject('item', { collections: [collection2.id] });
+			assert.ok(await zp.collectionsView.selectCollection(collection1.id));
+
+			await waitForItemsLoad(win);
+
+			let iv = zp.itemsView;
+			assert.ok(await iv.selectItem(item.id));
+
+			await Zotero.Promise.delay(1);
+
+			let promise = waitForDialog();
+			let modifyPromise = waitForItemEvent('modify');
+
+			await zp.deleteSelectedItems(false);
+
+			let dialog = await promise;
+			await modifyPromise;
+
+			assert.include(dialog.document.documentElement.textContent, Zotero.getString('pane.items.removeRecursive'));
+			assert.isFalse(item.inCollection(collection2.id));
+
+			Zotero.Prefs.clear('recursiveCollections');
+		});
 	});
 	
 	describe("#deleteSelectedCollection()", function () {