2181 lines
56 KiB
JavaScript
2181 lines
56 KiB
JavaScript
/*
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***** BEGIN LICENSE BLOCK *****
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Copyright (c) 2006 Center for History and New Media
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George Mason University, Fairfax, Virginia, USA
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http://chnm.gmu.edu
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Licensed under the Educational Community License, Version 1.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.opensource.org/licenses/ecl1.php
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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***** END LICENSE BLOCK *****
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*/
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////////////////////////////////////////////////////////////////////////////////
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///
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/// ItemTreeView
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/// -- handles the link between an individual tree and the data layer
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/// -- displays only items (no collections, no hierarchy)
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///
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////////////////////////////////////////////////////////////////////////////////
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/*
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* Constructor for the ItemTreeView object
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*/
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Zotero.ItemTreeView = function(itemGroup, sourcesOnly)
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{
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this._initialized = false;
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this._itemGroup = itemGroup;
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this._sourcesOnly = sourcesOnly;
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this._callbacks = [];
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this._treebox = null;
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this._ownerDocument = null;
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this._needsSort = false;
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this._dataItems = [];
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this.rowCount = 0;
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this._unregisterID = Zotero.Notifier.registerObserver(this, ['item', 'collection-item', 'share-items']);
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}
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Zotero.ItemTreeView.prototype.addCallback = function(callback) {
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this._callbacks.push(callback);
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}
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Zotero.ItemTreeView.prototype._runCallbacks = function() {
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for each(var cb in this._callbacks) {
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cb();
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}
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}
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/*
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* Called by the tree itself
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*/
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Zotero.ItemTreeView.prototype.setTree = function(treebox)
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{
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//Zotero.debug("Calling setTree()");
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// Try to set the window document if not yet set
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if (treebox && !this._ownerDocument) {
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try {
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this._ownerDocument = treebox.treeBody.ownerDocument;
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}
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catch (e) {}
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}
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if (this._treebox) {
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if (this._needsSort) {
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this.sort();
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}
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return;
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}
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if (!treebox) {
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Components.utils.reportError("Passed treebox empty in setTree()");
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}
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this._treebox = treebox;
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if (this._ownerDocument.defaultView.ZoteroPane) {
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this._ownerDocument.defaultView.ZoteroPane.setItemsPaneMessage(Zotero.getString('pane.items.loading'));
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}
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// Generate the tree contents in a timer to allow message above to display
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var paneLoader = function(obj) {
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// If a DB transaction is open, display error message and bail
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if (!Zotero.stateCheck()) {
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if (obj._ownerDocument.defaultView.ZoteroPane) {
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obj._ownerDocument.defaultView.ZoteroPane.displayErrorMessage();
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}
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return;
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}
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obj.refresh();
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// Add a keypress listener for expand/collapse
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var expandAllRows = obj.expandAllRows;
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var collapseAllRows = obj.collapseAllRows;
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var tree = obj._treebox.treeBody.parentNode;
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tree.addEventListener('keypress', function(event) {
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var key = String.fromCharCode(event.which);
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if (key == '+' && !(event.ctrlKey || event.altKey || event.metaKey)) {
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obj.expandAllRows(treebox);
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return;
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}
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else if (key == '-' && !(event.shiftKey || event.ctrlKey ||
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event.altKey || event.metaKey)) {
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obj.collapseAllRows(treebox);
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return;
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}
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}, false);
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obj.sort();
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obj.expandMatchParents();
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//Zotero.debug('Running callbacks in itemTreeView.setTree()', 4);
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obj._runCallbacks();
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if (obj._ownerDocument.defaultView.ZoteroPane) {
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obj._ownerDocument.defaultView.ZoteroPane.clearItemsPaneMessage();
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}
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// Select a queued item from selectItem()
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if (obj._itemGroup && obj._itemGroup.itemToSelect) {
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var item = obj._itemGroup.itemToSelect;
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obj.selectItem(item['id'], item['expand']);
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obj._itemGroup.itemToSelect = null;
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}
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}
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this._ownerDocument.defaultView.setTimeout(paneLoader, 50, this);
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}
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/*
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* Reload the rows from the data access methods
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* (doesn't call the tree.invalidate methods, etc.)
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*/
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Zotero.ItemTreeView.prototype.refresh = function()
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{
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Zotero.debug('Refreshing items list');
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this._searchMode = this._itemGroup.isSearchMode();
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var oldRows = this.rowCount;
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this._dataItems = [];
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this._searchItemIDs = {}; // items matching the search
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this._searchParentIDs = {};
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this.rowCount = 0;
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var cacheFields = ['title', 'date'];
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// Cache the visible fields so they don't load individually
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try {
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var visibleFields = this.getVisibleFields();
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}
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// If treebox isn't ready, skip refresh
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catch (e) {
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return;
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}
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for (var i=0; i<visibleFields.length; i++) {
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var field = visibleFields[i];
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if (field == 'year') {
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field = 'date';
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}
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if (cacheFields.indexOf(field) == -1) {
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cacheFields = cacheFields.concat(field);
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}
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}
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Zotero.DB.beginTransaction();
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Zotero.Items.cacheFields(cacheFields);
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var newRows = this._itemGroup.getChildItems();
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var added = 0;
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for (var i=0, len=newRows.length; i < len; i++) {
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// Only add regular items if sourcesOnly is set
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if (this._sourcesOnly && !newRows[i].isRegularItem()) {
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continue;
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}
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// Don't add child items directly (instead mark their parents for
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// inclusion below)
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var sourceItemID = newRows[i].getSource();
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if (sourceItemID) {
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this._searchParentIDs[sourceItemID] = true;
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}
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// Add top-level items
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else {
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this._showItem(new Zotero.ItemTreeView.TreeRow(newRows[i], 0, false), added + 1); //item ref, before row
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added++;
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}
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this._searchItemIDs[newRows[i].id] = true;
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}
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// Add parents of matches if not matches themselves
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for (var id in this._searchParentIDs) {
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if (!this._searchItemIDs[id]) {
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var item = Zotero.Items.get(id);
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this._showItem(new Zotero.ItemTreeView.TreeRow(item, 0, false), added + 1); //item ref, before row
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added++;
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}
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}
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Zotero.DB.commitTransaction();
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this._refreshHashMap();
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// Update the treebox's row count
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// this.rowCount isn't always up-to-date, so use the view's count
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var diff = this._treebox.view.rowCount - oldRows;
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if (diff != 0) {
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this._treebox.rowCountChanged(0, diff);
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}
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}
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Zotero.ItemTreeView.prototype.__defineGetter__('readOnly', function () {
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if (this._itemGroup.isShare()) {
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return true;
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}
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return false;
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});
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/*
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* Called by Zotero.Notifier on any changes to items in the data layer
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*/
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Zotero.ItemTreeView.prototype.notify = function(action, type, ids, extraData)
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{
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if (!this._treebox || !this._treebox.treeBody) {
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Components.utils.reportError("Treebox didn't exist in itemTreeView.notify()");
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return;
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}
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if (!this._itemRowMap) {
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Zotero.debug("Item row map didn't exist in itemTreeView.notify()");
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return;
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}
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var madeChanges = false;
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var sort = false;
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var savedSelection = this.saveSelection();
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// If refreshing a single item, just unselect and reselect it
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if (action == 'refresh') {
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if (type == 'share-items') {
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if (this._itemGroup.isShare()) {
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this.refresh();
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}
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}
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else if (savedSelection.length == 1 && savedSelection[0] == ids[0]) {
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this.selection.clearSelection();
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this.rememberSelection(savedSelection);
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}
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return;
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}
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if (this._itemGroup.isShare()) {
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return;
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}
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this.selection.selectEventsSuppressed = true;
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// See if we're in the active window
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var wm = Components.classes["@mozilla.org/appshell/window-mediator;1"]
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.getService(Components.interfaces.nsIWindowMediator);
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if (wm.getMostRecentWindow("navigator:browser") == this._ownerDocument.defaultView){
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var activeWindow = true;
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}
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var quicksearch = this._ownerDocument.getElementById('zotero-tb-search');
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// 'collection-item' ids are in the form collectionID-itemID
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if (type == 'collection-item') {
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var splitIDs = [];
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for each(var id in ids) {
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var split = id.split('-');
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// Skip if not collection or not an item in this collection
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if (!this._itemGroup.isCollection() || split[0] != this._itemGroup.ref.id) {
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continue;
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}
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splitIDs.push(split[1]);
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}
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ids = splitIDs;
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// Select the last item even if there are no changes (e.g. if the tag
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// selector is open and already refreshed the pane)
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if (splitIDs.length > 0) {
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var selectItem = splitIDs[splitIDs.length - 1];
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}
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}
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if ((action == 'remove' && !this._itemGroup.isLibrary())
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|| action == 'delete' || action == 'id-change') {
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// We only care about the old ids
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if (action == 'id-change') {
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for (var i=0, len=ids.length; i<len; i++) {
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ids[i] = ids[i].split('-')[0];
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}
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}
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// Since a remove involves shifting of rows, we have to do it in order,
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// so sort the ids by row
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var rows = [];
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for(var i=0, len=ids.length; i<len; i++)
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{
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if (action == 'delete' || action == 'id-change' ||
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!this._itemGroup.ref.hasItem(ids[i])) {
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// Row might already be gone (e.g. if this is a child and
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// 'modify' was sent to parent)
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if (this._itemRowMap[ids[i]] != undefined) {
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rows.push(this._itemRowMap[ids[i]]);
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}
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}
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}
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if(rows.length > 0)
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{
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rows.sort(function(a,b) { return a-b });
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for(var i=0, len=rows.length; i<len; i++)
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{
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var row = rows[i];
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if(row != null)
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{
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this._hideItem(row-i);
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this._treebox.rowCountChanged(row-i,-1);
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}
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}
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madeChanges = true;
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sort = true;
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}
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}
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else if (action == 'modify')
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{
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// If saved search, just re-run search
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if (this._itemGroup.isSearch())
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{
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this.refresh();
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madeChanges = true;
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sort = true;
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}
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// If no quicksearch, process modifications manually
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else if (!quicksearch || quicksearch.value == '')
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{
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for(var i=0, len=ids.length; i<len; i++)
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{
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var row = this._itemRowMap[ids[i]];
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// Item already exists in this view
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if( row != null)
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{
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var sourceItemID = this._getItemAtRow(row).ref.getSource();
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var parentIndex = this.getParentIndex(row);
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if (this.isContainer(row) && this.isContainerOpen(row))
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{
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this.toggleOpenState(row);
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this.toggleOpenState(row);
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}
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// If item moved from top-level to under another item,
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// remove the old row
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else if (!this.isContainer(row) && parentIndex == -1
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&& sourceItemID)
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{
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this._hideItem(row);
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this._treebox.rowCountChanged(row+1, -1)
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}
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// If moved from under another item to top level, add row
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else if (!this.isContainer(row) && parentIndex != -1
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&& !sourceItemID)
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{
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var item = Zotero.Items.get(ids[i]);
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this._showItem(new Zotero.ItemTreeView.TreeRow(item, 0, false), this.rowCount);
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this._treebox.rowCountChanged(this.rowCount-1, 1);
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sort = ids[i];
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}
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// If not moved from under one item to another
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else if (!(sourceItemID && parentIndex != -1 && this._itemRowMap[sourceItemID] != parentIndex)) {
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sort = ids[i];
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}
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madeChanges = true;
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}
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else if (this._itemGroup.isLibrary() || this._itemGroup.ref.hasItem(ids[i])) {
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var item = Zotero.Items.get(ids[i]);
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if (!item) {
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// DEBUG: this shouldn't really happen but could if a
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// modify comes in after a delete
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continue;
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}
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if(item.isRegularItem() || !item.getSource())
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{
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//most likely, the note or attachment's parent was removed.
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this._showItem(new Zotero.ItemTreeView.TreeRow(item,0,false),this.rowCount);
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this._treebox.rowCountChanged(this.rowCount-1,1);
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madeChanges = true;
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sort = true;
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}
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}
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}
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if (sort && ids.length != 1) {
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sort = true;
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}
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}
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// If quicksearch, re-run it, since the results may have changed
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else
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{
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quicksearch.doCommand();
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madeChanges = true;
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sort = true;
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}
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}
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else if(action == 'add')
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{
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// If saved search, just re-run search
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if (this._itemGroup.isSearch())
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{
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this.refresh();
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madeChanges = true;
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sort = true;
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}
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// If not a quicksearch and not background window saved search,
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// process new items manually
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else if (quicksearch && quicksearch.value == '')
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{
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var items = Zotero.Items.get(ids);
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for (var i in items)
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{
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// if the item belongs in this collection
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if((this._itemGroup.isLibrary() || items[i].inCollection(this._itemGroup.ref.id))
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// if we haven't already added it to our hash map
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&& this._itemRowMap[items[i].id] == null
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// Regular item or standalone note/attachment
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&& (items[i].isRegularItem() || !items[i].getSource()))
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{
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this._showItem(new Zotero.ItemTreeView.TreeRow(items[i],0,false),this.rowCount);
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this._treebox.rowCountChanged(this.rowCount-1,1);
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madeChanges = true;
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}
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}
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if (madeChanges) {
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sort = (ids.length == 1) ? ids[0] : true;
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}
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}
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// Otherwise re-run the search, which refreshes the item list
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else
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{
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// For item adds, clear quicksearch
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if (activeWindow && type == 'item') {
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quicksearch.value = '';
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}
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quicksearch.doCommand();
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madeChanges = true;
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sort = true;
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}
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}
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if(madeChanges)
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{
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// If adding and this is the active window, select the item
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if(action == 'add' && ids.length===1 && activeWindow)
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{
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if (sort) {
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this.sort(typeof sort == 'number' ? sort : false);
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}
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else {
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this._refreshHashMap();
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}
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// Reset to Info tab
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this._ownerDocument.getElementById('zotero-view-tabs').selectedIndex = 0;
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this.selectItem(ids[0]);
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}
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// If single item is selected and was modified
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else if (action == 'modify' && ids.length == 1 &&
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savedSelection.length == 1 && savedSelection[0] == ids[0]) {
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// If the item no longer matches the search term, clear the search
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if (quicksearch && this._itemRowMap[ids[0]] == undefined) {
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Zotero.debug('Selected item no longer matches quicksearch -- clearing');
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quicksearch.value = '';
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quicksearch.doCommand();
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}
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if (sort) {
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this.sort(typeof sort == 'number' ? sort : false);
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}
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else {
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this._refreshHashMap();
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}
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if (activeWindow) {
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this.selectItem(ids[0]);
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}
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else {
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this.rememberSelection(savedSelection);
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}
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}
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else
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{
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var previousRow = this._itemRowMap[ids[0]];
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if (sort) {
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this.sort(typeof sort == 'number' ? sort : false);
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}
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else {
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this._refreshHashMap();
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}
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// On delete, select item at previous position
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if (action == 'delete') {
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if (this._dataItems[previousRow]) {
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this.selection.select(previousRow);
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}
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// If no item at previous position, select last item in list
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else if (this._dataItems[this._dataItems.length - 1]) {
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this.selection.select(this._dataItems.length - 1);
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}
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}
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else {
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this.rememberSelection(savedSelection);
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}
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}
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this._treebox.invalidate();
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}
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// For special case in which an item needs to be selected without changes
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// necessarily having been made
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// ('collection-item' add with tag selector open)
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else if (selectItem) {
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this.selectItem(selectItem);
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}
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this.selection.selectEventsSuppressed = false;
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}
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/*
|
|
* Unregisters view from Zotero.Notifier (called on window close)
|
|
*/
|
|
Zotero.ItemTreeView.prototype.unregister = function()
|
|
{
|
|
Zotero.Notifier.unregisterObserver(this._unregisterID);
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
///
|
|
/// nsITreeView functions
|
|
/// http://www.xulplanet.com/references/xpcomref/ifaces/nsITreeView.html
|
|
///
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
Zotero.ItemTreeView.prototype.getCellText = function(row, column)
|
|
{
|
|
var obj = this._getItemAtRow(row);
|
|
|
|
var val;
|
|
|
|
if(column.id == "zotero-items-column-numChildren")
|
|
{
|
|
var c = obj.numChildren();
|
|
// Don't display '0'
|
|
if(c && parseInt(c) > 0) {
|
|
val = c;
|
|
}
|
|
}
|
|
else if(column.id == "zotero-items-column-type")
|
|
{
|
|
val = Zotero.getString('itemTypes.'+Zotero.ItemTypes.getName(obj.ref.itemTypeID));
|
|
}
|
|
// Year column is just date field truncated
|
|
else if (column.id == "zotero-items-column-year") {
|
|
val = obj.getField('date', true).substr(0, 4)
|
|
}
|
|
else {
|
|
var col = column.id.substring(20);
|
|
|
|
if (col == 'title') {
|
|
val = obj.ref.getDisplayTitle();
|
|
}
|
|
else {
|
|
val = obj.getField(col);
|
|
}
|
|
}
|
|
|
|
if(column.id == 'zotero-items-column-dateAdded' || column.id == 'zotero-items-column-dateModified') //this is not so much that we will use this format for date, but a simple template for later revisions.
|
|
{
|
|
// Format date as short date in proper locale order and locale time
|
|
// (e.g. "4/4/07 14:27:23")
|
|
var order = Zotero.Date.getLocaleDateOrder();
|
|
var date = Zotero.Date.sqlToDate(val, true);
|
|
var parts = [];
|
|
for (var i=0; i<3; i++) {
|
|
switch (order[i]) {
|
|
case 'y':
|
|
parts.push(date.getFullYear().toString().substr(2));
|
|
break;
|
|
|
|
case 'm':
|
|
parts.push((date.getMonth() + 1));
|
|
break;
|
|
|
|
case 'd':
|
|
parts.push(date.getDate());
|
|
break;
|
|
}
|
|
|
|
val = parts.join('/');
|
|
val += ' ' + date.toLocaleTimeString();
|
|
}
|
|
}
|
|
|
|
return val;
|
|
}
|
|
|
|
Zotero.ItemTreeView.prototype.getImageSrc = function(row, col)
|
|
{
|
|
if(col.id == 'zotero-items-column-title')
|
|
{
|
|
return this._getItemAtRow(row).ref.getImageSrc();
|
|
}
|
|
}
|
|
|
|
Zotero.ItemTreeView.prototype.isContainer = function(row)
|
|
{
|
|
return this._getItemAtRow(row).ref.isRegularItem();
|
|
}
|
|
|
|
Zotero.ItemTreeView.prototype.isContainerOpen = function(row)
|
|
{
|
|
return this._dataItems[row].isOpen;
|
|
}
|
|
|
|
Zotero.ItemTreeView.prototype.isContainerEmpty = function(row)
|
|
{
|
|
if(this._sourcesOnly) {
|
|
return true;
|
|
} else {
|
|
return (this._getItemAtRow(row).numNotes() == 0 && this._getItemAtRow(row).numAttachments() == 0);
|
|
}
|
|
}
|
|
|
|
Zotero.ItemTreeView.prototype.getLevel = function(row)
|
|
{
|
|
return this._getItemAtRow(row).level;
|
|
}
|
|
|
|
// Gets the index of the row's container, or -1 if none (top-level)
|
|
Zotero.ItemTreeView.prototype.getParentIndex = function(row)
|
|
{
|
|
if (row==-1)
|
|
{
|
|
return -1;
|
|
}
|
|
var thisLevel = this.getLevel(row);
|
|
if(thisLevel == 0) return -1;
|
|
for(var i = row - 1; i >= 0; i--)
|
|
if(this.getLevel(i) < thisLevel)
|
|
return i;
|
|
return -1;
|
|
}
|
|
|
|
Zotero.ItemTreeView.prototype.hasNextSibling = function(row,afterIndex)
|
|
{
|
|
var thisLevel = this.getLevel(row);
|
|
for(var i = afterIndex + 1; i < this.rowCount; i++)
|
|
{
|
|
var nextLevel = this.getLevel(i);
|
|
if(nextLevel == thisLevel) return true;
|
|
else if(nextLevel < thisLevel) return false;
|
|
}
|
|
}
|
|
|
|
Zotero.ItemTreeView.prototype.toggleOpenState = function(row, skipItemMapRefresh)
|
|
{
|
|
// Shouldn't happen but does if an item is dragged over a closed
|
|
// container until it opens and then released, since the container
|
|
// is no longer in the same place when the spring-load closes
|
|
if (!this.isContainer(row)) {
|
|
return;
|
|
}
|
|
|
|
var count = 0; //used to tell the tree how many rows were added/removed
|
|
var thisLevel = this.getLevel(row);
|
|
|
|
// Close
|
|
if (this.isContainerOpen(row)) {
|
|
while((row + 1 < this._dataItems.length) && (this.getLevel(row + 1) > thisLevel))
|
|
{
|
|
this._hideItem(row+1);
|
|
count--; //count is negative when closing a container because we are removing rows
|
|
}
|
|
}
|
|
// Open
|
|
else {
|
|
var item = this._getItemAtRow(row).ref;
|
|
//Get children
|
|
var attachments = item.getAttachments();
|
|
var notes = item.getNotes();
|
|
|
|
var newRows;
|
|
if(attachments && notes)
|
|
newRows = notes.concat(attachments);
|
|
else if(attachments)
|
|
newRows = attachments;
|
|
else if(notes)
|
|
newRows = notes;
|
|
|
|
if (newRows) {
|
|
newRows = Zotero.Items.get(newRows);
|
|
|
|
for(var i = 0; i < newRows.length; i++)
|
|
{
|
|
// If item already exists elsewhere in the tree, we have to
|
|
// remove it -- this can happen when moving an item into a
|
|
// collection if the collection gets the modify event before
|
|
// the item
|
|
var existingRow = this._itemRowMap[newRows[i].id];
|
|
if (existingRow != null) {
|
|
/*
|
|
this._hideItem(existingRow);
|
|
this._treebox.rowCountChanged(existingRow + 1, -1);
|
|
if (existingRow < row) {
|
|
row--;
|
|
}
|
|
*/
|
|
throw ("Item already exists outside of collection in Zotero.ItemTreeView.toggleOpenRow()");
|
|
}
|
|
count++;
|
|
this._showItem(new Zotero.ItemTreeView.TreeRow(newRows[i], thisLevel + 1, false), row + i + 1); // item ref, before row
|
|
}
|
|
}
|
|
}
|
|
|
|
this._dataItems[row].isOpen = !this._dataItems[row].isOpen;
|
|
this._treebox.rowCountChanged(row+1, count); //tell treebox to repaint these
|
|
this._treebox.invalidateRow(row);
|
|
|
|
if (!skipItemMapRefresh) {
|
|
Zotero.debug('Refreshing hash map');
|
|
this._refreshHashMap();
|
|
}
|
|
}
|
|
|
|
|
|
Zotero.ItemTreeView.prototype.isSorted = function()
|
|
{
|
|
// We sort by the first column if none selected, so return true
|
|
return true;
|
|
}
|
|
|
|
Zotero.ItemTreeView.prototype.cycleHeader = function(column)
|
|
{
|
|
for(var i=0, len=this._treebox.columns.count; i<len; i++)
|
|
{
|
|
col = this._treebox.columns.getColumnAt(i);
|
|
if(column != col)
|
|
{
|
|
col.element.removeAttribute('sortActive');
|
|
col.element.removeAttribute('sortDirection');
|
|
}
|
|
else
|
|
{
|
|
col.element.setAttribute('sortActive',true);
|
|
col.element.setAttribute('sortDirection',col.element.getAttribute('sortDirection') == 'descending' ? 'ascending' : 'descending');
|
|
}
|
|
}
|
|
|
|
this.selection.selectEventsSuppressed = true;
|
|
var savedSelection = this.saveSelection();
|
|
this.sort();
|
|
this.rememberSelection(savedSelection);
|
|
this._treebox.invalidate();
|
|
this.selection.selectEventsSuppressed = false;
|
|
}
|
|
|
|
/*
|
|
* Sort the items by the currently sorted column.
|
|
* Simply uses Array.sort() function, and refreshes the hash map.
|
|
*/
|
|
Zotero.ItemTreeView.prototype.sort = function(itemID)
|
|
{
|
|
// If Zotero pane is hidden, mark tree for sorting later in setTree()
|
|
if (!this._treebox.columns) {
|
|
this._needsSort = true;
|
|
return;
|
|
}
|
|
else {
|
|
this._needsSort = false;
|
|
}
|
|
|
|
// Single child item sort -- just toggle parent open and closed
|
|
if (itemID && this._itemRowMap[itemID] &&
|
|
this._getItemAtRow(this._itemRowMap[itemID]).ref.getSource()) {
|
|
var parentIndex = this.getParentIndex(this._itemRowMap[itemID]);
|
|
this.toggleOpenState(parentIndex);
|
|
this.toggleOpenState(parentIndex);
|
|
return;
|
|
}
|
|
|
|
var columnField = this.getSortField();
|
|
var order = this.getSortDirection() == 'ascending';
|
|
|
|
var collation = Zotero.getLocaleCollation();
|
|
|
|
// Year is really the date field truncated
|
|
if (columnField == 'year') {
|
|
columnField = 'date';
|
|
}
|
|
|
|
// Some fields (e.g. dates) need to be retrieved unformatted for sorting
|
|
switch (columnField) {
|
|
case 'date':
|
|
var unformatted = true;
|
|
break;
|
|
|
|
default:
|
|
var unformatted = false;
|
|
}
|
|
|
|
// Hash table of fields for which rows with empty values should be displayed last
|
|
var emptyFirst = {
|
|
title: true
|
|
};
|
|
|
|
// Cache primary values while sorting, since base-field-mapped getField()
|
|
// calls are relatively expensive
|
|
var cache = [];
|
|
|
|
// Get the display field for a row (which might be a placeholder title)
|
|
function getField(row) {
|
|
var field;
|
|
var type = row.ref.itemTypeID;
|
|
if (columnField == 'title') {
|
|
if (type == 8 || type == 10) { // 'letter' and 'interview' itemTypeIDs
|
|
field = row.ref.getDisplayTitle();
|
|
}
|
|
else {
|
|
field = row.getField(columnField, unformatted, true);
|
|
}
|
|
// Ignore some leading and trailing characters when sorting
|
|
field = Zotero.Items.getSortTitle(field);
|
|
}
|
|
else {
|
|
field = row.getField(columnField, unformatted, true);
|
|
}
|
|
return field;
|
|
}
|
|
|
|
function rowSort(a,b) {
|
|
var cmp, fieldA, fieldB;
|
|
|
|
var aItemID = a.ref.id;
|
|
if (cache[aItemID]) {
|
|
fieldA = cache[aItemID];
|
|
}
|
|
var bItemID = b.ref.id;
|
|
if (cache[bItemID]) {
|
|
fieldB = cache[bItemID];
|
|
}
|
|
|
|
switch (columnField) {
|
|
case 'type':
|
|
var typeA = Zotero.getString('itemTypes.'+Zotero.ItemTypes.getName(a.ref.itemTypeID));
|
|
var typeB = Zotero.getString('itemTypes.'+Zotero.ItemTypes.getName(b.ref.itemTypeID));
|
|
|
|
cmp = (typeA > typeB) ? -1 : (typeA < typeB) ? 1 : 0;
|
|
if (cmp) {
|
|
return cmp;
|
|
}
|
|
break;
|
|
|
|
case 'numChildren':
|
|
cmp = b.numChildren() - a.numChildren();
|
|
if (cmp) {
|
|
return cmp;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
if (fieldA == undefined) {
|
|
fieldA = getField(a);
|
|
cache[aItemID] = fieldA;
|
|
}
|
|
|
|
if (fieldB == undefined) {
|
|
fieldB = getField(b);
|
|
cache[bItemID] = fieldB;
|
|
}
|
|
|
|
// Display rows with empty values last
|
|
if (!emptyFirst[columnField]) {
|
|
cmp = (fieldA == '' && fieldB != '') ? -1 :
|
|
(fieldA != '' && fieldB == '') ? 1 : 0;
|
|
if (cmp) {
|
|
return cmp;
|
|
}
|
|
}
|
|
|
|
cmp = collation.compareString(1, fieldB, fieldA);
|
|
if (cmp) {
|
|
return cmp;
|
|
}
|
|
}
|
|
|
|
if (columnField != 'firstCreator') {
|
|
fieldA = a.getField('firstCreator');
|
|
fieldB = b.getField('firstCreator');
|
|
|
|
// Display rows with empty values last
|
|
cmp = (fieldA == '' && fieldB != '') ? -1 :
|
|
(fieldA != '' && fieldB == '') ? 1 : 0;
|
|
if (cmp) {
|
|
return cmp;
|
|
}
|
|
|
|
//cmp = (fieldA > fieldB) ? -1 : (fieldA < fieldB) ? 1 : 0;
|
|
cmp = collation.compareString(1, fieldB, fieldA);
|
|
if (cmp) {
|
|
return cmp;
|
|
}
|
|
}
|
|
|
|
if (columnField != 'date') {
|
|
fieldA = a.getField('date', true, true);
|
|
fieldB = b.getField('date', true, true);
|
|
|
|
// Display rows with empty values last
|
|
cmp = (fieldA == '' && fieldB != '') ? -1 :
|
|
(fieldA != '' && fieldB == '') ? 1 : 0;
|
|
if (cmp) {
|
|
return cmp;
|
|
}
|
|
|
|
cmp = (fieldA > fieldB) ? -1 : (fieldA < fieldB) ? 1 : 0;
|
|
if (cmp) {
|
|
return cmp;
|
|
}
|
|
}
|
|
|
|
fieldA = a.getField('dateModified');
|
|
fieldB = b.getField('dateModified');
|
|
return (fieldA > fieldB) ? -1 : (fieldA < fieldB) ? 1 : 0;
|
|
}
|
|
|
|
function doSort(a,b)
|
|
{
|
|
return rowSort(a,b);
|
|
}
|
|
|
|
function reverseSort(a,b)
|
|
{
|
|
return rowSort(a,b) * -1;
|
|
}
|
|
|
|
// Need to close all containers before sorting
|
|
var openRows = new Array();
|
|
for (var i=0; i<this._dataItems.length; i++) {
|
|
if(this.isContainer(i) && this.isContainerOpen(i))
|
|
{
|
|
openRows.push(this._getItemAtRow(i).ref.id);
|
|
this.toggleOpenState(i, true);
|
|
}
|
|
}
|
|
this._refreshHashMap();
|
|
|
|
// Single-row sort
|
|
if (itemID) {
|
|
this._refreshHashMap();
|
|
var row = this._itemRowMap[itemID];
|
|
for (var i=0, len=this._dataItems.length; i<len; i++) {
|
|
if (i == row) {
|
|
continue;
|
|
}
|
|
|
|
if (order) {
|
|
var cmp = reverseSort(this._dataItems[i], this._dataItems[row]);
|
|
}
|
|
else {
|
|
var cmp = doSort(this._dataItems[i], this._dataItems[row]);
|
|
}
|
|
|
|
// As soon as we find a value greater (or smaller if reverse sort),
|
|
// insert row at that position
|
|
if (cmp < 0) {
|
|
var rowItem = this._dataItems.splice(row, 1);
|
|
this._dataItems.splice(row < i ? i-1 : i, 0, rowItem[0]);
|
|
this._treebox.invalidate();
|
|
break;
|
|
}
|
|
|
|
// If greater than last row, move to end
|
|
if (i == len-1) {
|
|
var rowItem = this._dataItems.splice(row, 1);
|
|
this._dataItems.splice(i, 0, rowItem[0]);
|
|
this._treebox.invalidate();
|
|
}
|
|
}
|
|
}
|
|
// Full sort
|
|
else {
|
|
if (order) {
|
|
this._dataItems.sort(doSort);
|
|
}
|
|
else {
|
|
this._dataItems.sort(reverseSort);
|
|
}
|
|
}
|
|
|
|
// Reopen closed containers
|
|
for (var i = 0; i < openRows.length; i++) {
|
|
this.toggleOpenState(this._itemRowMap[openRows[i]], true);
|
|
}
|
|
|
|
this._refreshHashMap();
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
///
|
|
/// Additional functions for managing data in the tree
|
|
///
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
/*
|
|
* Select an item
|
|
*/
|
|
Zotero.ItemTreeView.prototype.selectItem = function(id, expand, noRecurse)
|
|
{
|
|
// If no row map, we're probably in the process of switching collections,
|
|
// so store the item to select on the item group for later
|
|
if (!this._itemRowMap) {
|
|
if (this._itemGroup) {
|
|
this._itemGroup.itemToSelect = { id: id, expand: expand };
|
|
return false;
|
|
}
|
|
|
|
Zotero.debug('Item group not found and no row map in ItemTreeView.selectItem() -- discarding select', 2);
|
|
return false;
|
|
}
|
|
|
|
var row = this._itemRowMap[id];
|
|
|
|
// Get the row of the parent, if there is one
|
|
var parentRow = null;
|
|
var item = Zotero.Items.get(id);
|
|
var parent = item.getSource();
|
|
if (parent && this._itemRowMap[parent] != undefined) {
|
|
parentRow = this._itemRowMap[parent];
|
|
}
|
|
|
|
// If row with id not visible, check to see if it's hidden under a parent
|
|
if(row == undefined)
|
|
{
|
|
if (!parent || parentRow === null) {
|
|
// No parent -- it's not here
|
|
|
|
// Clear the quicksearch and tag selection and try again (once)
|
|
if (!noRecurse) {
|
|
this._ownerDocument.defaultView.ZoteroPane.clearQuicksearch();
|
|
this._ownerDocument.defaultView.ZoteroPane.clearTagSelection();
|
|
return this.selectItem(id, expand, true);
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
// If parent is already open and we haven't found the item, the child
|
|
// hasn't yet been added to the view, so close parent to allow refresh
|
|
if (this.isContainerOpen(parentRow)) {
|
|
this.toggleOpenState(parentRow);
|
|
}
|
|
// Open the parent
|
|
this.toggleOpenState(parentRow);
|
|
row = this._itemRowMap[id];
|
|
}
|
|
|
|
this.selection.select(row);
|
|
// If |expand|, open row if container
|
|
if (expand && this.isContainer(row) && !this.isContainerOpen(row)) {
|
|
this.toggleOpenState(row);
|
|
}
|
|
this.selection.select(row);
|
|
|
|
// We aim for a row 5 below the target row, since ensureRowIsVisible() does
|
|
// the bare minimum to get the row in view
|
|
for (var v = row + 5; v>=row; v--) {
|
|
if (this._dataItems[v]) {
|
|
this._treebox.ensureRowIsVisible(v);
|
|
if (this._treebox.getFirstVisibleRow() <= row) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// If the parent row isn't in view and we have enough room, make parent visible
|
|
if (parentRow !== null && this._treebox.getFirstVisibleRow() > parentRow) {
|
|
if ((row - parentRow) < this._treebox.getPageLength()) {
|
|
this._treebox.ensureRowIsVisible(parentRow);
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/*
|
|
* Return an array of Item objects for selected items
|
|
*
|
|
* If asIDs is true, return an array of itemIDs instead
|
|
*/
|
|
Zotero.ItemTreeView.prototype.getSelectedItems = function(asIDs)
|
|
{
|
|
var items = [], start = {}, end = {};
|
|
for (var i=0, len = this.selection.getRangeCount(); i<len; i++)
|
|
{
|
|
this.selection.getRangeAt(i,start,end);
|
|
for (var j=start.value; j<=end.value; j++) {
|
|
if (asIDs) {
|
|
items.push(this._getItemAtRow(j).ref.id);
|
|
}
|
|
else {
|
|
items.push(this._getItemAtRow(j).ref);
|
|
}
|
|
}
|
|
}
|
|
return items;
|
|
}
|
|
|
|
|
|
/*
|
|
* Delete the selection
|
|
*
|
|
* _force_ deletes item from DB even if removing from a collection
|
|
*/
|
|
Zotero.ItemTreeView.prototype.deleteSelection = function(eraseChildren, force)
|
|
{
|
|
if (this.selection.count == 0) {
|
|
return;
|
|
}
|
|
|
|
this._treebox.beginUpdateBatch();
|
|
|
|
// Collapse open items
|
|
for (var i=0; i<this.rowCount; i++) {
|
|
if (this.selection.isSelected(i) && this.isContainer(i) && this.isContainerOpen(i)) {
|
|
this.toggleOpenState(i, true);
|
|
}
|
|
}
|
|
this._refreshHashMap();
|
|
|
|
// Create an array of selected items
|
|
var ids = [];
|
|
var start = {};
|
|
var end = {};
|
|
for (var i=0, len=this.selection.getRangeCount(); i<len; i++)
|
|
{
|
|
this.selection.getRangeAt(i,start,end);
|
|
for (var j=start.value; j<=end.value; j++)
|
|
ids.push(this._getItemAtRow(j).ref.id);
|
|
}
|
|
|
|
// Erase item(s) from DB
|
|
if (this._itemGroup.isLibrary() || force) {
|
|
Zotero.Items.erase(ids, eraseChildren);
|
|
}
|
|
else if (this._itemGroup.isCollection()) {
|
|
this._itemGroup.ref.removeItems(ids);
|
|
}
|
|
this._treebox.endUpdateBatch();
|
|
}
|
|
|
|
|
|
/*
|
|
* Set the tags filter on the view
|
|
*/
|
|
Zotero.ItemTreeView.prototype.setFilter = function(type, data) {
|
|
if (!this._treebox || !this._treebox.treeBody) {
|
|
Components.utils.reportError("Treebox didn't exist in itemTreeView.setFilter()");
|
|
return;
|
|
}
|
|
|
|
this.selection.selectEventsSuppressed = true;
|
|
var savedSelection = this.saveSelection();
|
|
var savedOpenState = this.saveOpenState();
|
|
var savedFirstRow = this.saveFirstRow();
|
|
|
|
switch (type) {
|
|
case 'search':
|
|
this._itemGroup.setSearch(data);
|
|
break;
|
|
case 'tags':
|
|
this._itemGroup.setTags(data);
|
|
break;
|
|
default:
|
|
throw ('Invalid filter type in setFilter');
|
|
}
|
|
var oldCount = this.rowCount;
|
|
this.refresh();
|
|
|
|
this.sort();
|
|
|
|
this.rememberOpenState(savedOpenState);
|
|
this.expandMatchParents();
|
|
this.rememberFirstRow(savedFirstRow);
|
|
this.rememberSelection(savedSelection);
|
|
this._treebox.invalidate();
|
|
this.selection.selectEventsSuppressed = false;
|
|
|
|
//Zotero.debug('Running callbacks in itemTreeView.setFilter()', 4);
|
|
this._runCallbacks();
|
|
}
|
|
|
|
|
|
/*
|
|
* Called by various view functions to show a row
|
|
*
|
|
* item: reference to the Item
|
|
* beforeRow: row index to insert new row before
|
|
*/
|
|
Zotero.ItemTreeView.prototype._showItem = function(item, beforeRow)
|
|
{
|
|
this._dataItems.splice(beforeRow, 0, item);
|
|
this.rowCount++;
|
|
}
|
|
|
|
/*
|
|
* Called by view to hide specified row
|
|
*/
|
|
Zotero.ItemTreeView.prototype._hideItem = function(row)
|
|
{
|
|
this._dataItems.splice(row,1);
|
|
this.rowCount--;
|
|
}
|
|
|
|
/*
|
|
* Returns a reference to the item at row (see Zotero.Item in data_access.js)
|
|
*/
|
|
Zotero.ItemTreeView.prototype._getItemAtRow = function(row)
|
|
{
|
|
return this._dataItems[row];
|
|
}
|
|
|
|
/*
|
|
* Create hash map of item ids to row indexes
|
|
*/
|
|
Zotero.ItemTreeView.prototype._refreshHashMap = function()
|
|
{
|
|
var rowMap = {};
|
|
for (var i=0, len=this.rowCount; i<len; i++) {
|
|
var row = this._getItemAtRow(i);
|
|
rowMap[row.ref.id] = i;
|
|
}
|
|
this._itemRowMap = rowMap;
|
|
}
|
|
|
|
/*
|
|
* Saves the ids of currently selected items for later
|
|
*/
|
|
Zotero.ItemTreeView.prototype.saveSelection = function()
|
|
{
|
|
var savedSelection = new Array();
|
|
|
|
var start = new Object();
|
|
var end = new Object();
|
|
for (var i=0, len=this.selection.getRangeCount(); i<len; i++)
|
|
{
|
|
this.selection.getRangeAt(i,start,end);
|
|
for (var j=start.value; j<=end.value; j++)
|
|
{
|
|
var item = this._getItemAtRow(j);
|
|
if (!item) {
|
|
continue;
|
|
}
|
|
savedSelection.push(item.ref.id);
|
|
}
|
|
}
|
|
return savedSelection;
|
|
}
|
|
|
|
/*
|
|
* Sets the selection based on saved selection ids (see above)
|
|
*/
|
|
Zotero.ItemTreeView.prototype.rememberSelection = function(selection)
|
|
{
|
|
this.selection.clearSelection();
|
|
|
|
for(var i=0; i < selection.length; i++)
|
|
{
|
|
if (this._itemRowMap[selection[i]] != null) {
|
|
this.selection.toggleSelect(this._itemRowMap[selection[i]]);
|
|
}
|
|
// Try the parent
|
|
else {
|
|
var item = Zotero.Items.get(selection[i]);
|
|
if (!item) {
|
|
continue;
|
|
}
|
|
|
|
var parent = item.getSource();
|
|
if (!parent) {
|
|
continue;
|
|
}
|
|
|
|
if (this._itemRowMap[parent] != null) {
|
|
if (this.isContainerOpen(this._itemRowMap[parent])) {
|
|
this.toggleOpenState(this._itemRowMap[parent]);
|
|
}
|
|
this.toggleOpenState(this._itemRowMap[parent]);
|
|
this.selection.toggleSelect(this._itemRowMap[selection[i]]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
Zotero.ItemTreeView.prototype.saveOpenState = function() {
|
|
var ids = [];
|
|
for (var i=0, len=this.rowCount; i<len; i++) {
|
|
if (this.isContainer(i) && this.isContainerOpen(i)) {
|
|
ids.push(this._getItemAtRow(i).ref.id);
|
|
}
|
|
}
|
|
return ids;
|
|
}
|
|
|
|
|
|
Zotero.ItemTreeView.prototype.rememberOpenState = function(ids) {
|
|
var hash = {};
|
|
for each(var id in ids) {
|
|
hash[id] = true;
|
|
}
|
|
|
|
this._treebox.beginUpdateBatch();
|
|
for (var i=0; i<this.rowCount; i++) {
|
|
var id = this._getItemAtRow(i).ref.id;
|
|
if (hash[id] && this.isContainer(i) && this.isContainerOpen(i)) {
|
|
this.toggleOpenState(i, true);
|
|
}
|
|
}
|
|
this._refreshHashMap();
|
|
this._treebox.endUpdateBatch();
|
|
}
|
|
|
|
|
|
Zotero.ItemTreeView.prototype.expandMatchParents = function () {
|
|
// Expand parents of child matches
|
|
if (!this._searchMode) {
|
|
return;
|
|
}
|
|
|
|
var hash = {};
|
|
for (var id in this._searchParentIDs) {
|
|
hash[id] = true;
|
|
}
|
|
|
|
this._treebox.beginUpdateBatch();
|
|
for (var i=0; i<this.rowCount; i++) {
|
|
var id = this._getItemAtRow(i).ref.id;
|
|
if (hash[id] && this.isContainer(i) && !this.isContainerOpen(i)) {
|
|
this.toggleOpenState(i, true);
|
|
}
|
|
}
|
|
this._refreshHashMap();
|
|
this._treebox.endUpdateBatch();
|
|
}
|
|
|
|
|
|
Zotero.ItemTreeView.prototype.saveFirstRow = function() {
|
|
var row = this._treebox.getFirstVisibleRow();
|
|
if (row) {
|
|
return this._getItemAtRow(row).ref.id;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
Zotero.ItemTreeView.prototype.rememberFirstRow = function(firstRow) {
|
|
if (firstRow && this._itemRowMap[firstRow]) {
|
|
this._treebox.scrollToRow(this._itemRowMap[firstRow]);
|
|
}
|
|
}
|
|
|
|
|
|
Zotero.ItemTreeView.prototype.expandAllRows = function(treebox) {
|
|
this._treebox.beginUpdateBatch();
|
|
for (var i=0; i<this.rowCount; i++) {
|
|
if (this.isContainer(i) && !this.isContainerOpen(i)) {
|
|
this.toggleOpenState(i, true);
|
|
}
|
|
}
|
|
this._refreshHashMap();
|
|
this._treebox.endUpdateBatch();
|
|
}
|
|
|
|
|
|
Zotero.ItemTreeView.prototype.collapseAllRows = function(treebox) {
|
|
this._treebox.beginUpdateBatch();
|
|
for (var i=0; i<this.rowCount; i++) {
|
|
if (this.isContainer(i) && this.isContainerOpen(i)) {
|
|
this.toggleOpenState(i, true);
|
|
}
|
|
}
|
|
this._refreshHashMap();
|
|
this._treebox.endUpdateBatch();
|
|
}
|
|
|
|
|
|
Zotero.ItemTreeView.prototype.getVisibleFields = function() {
|
|
var columns = [];
|
|
for (var i=0, len=this._treebox.columns.count; i<len; i++) {
|
|
var col = this._treebox.columns.getColumnAt(i);
|
|
if (col.element.getAttribute('hidden') != 'true') {
|
|
columns.push(col.id.substring(20));
|
|
}
|
|
}
|
|
return columns;
|
|
}
|
|
|
|
|
|
/*
|
|
* Returns an array of item ids of visible items in current sort order
|
|
*/
|
|
Zotero.ItemTreeView.prototype.getSortedItems = function() {
|
|
var ids = [];
|
|
for each(var item in this._dataItems) {
|
|
ids.push(item.ref.id);
|
|
}
|
|
return ids;
|
|
}
|
|
|
|
Zotero.ItemTreeView.prototype.getSortField = function() {
|
|
var column = this._treebox.columns.getSortedColumn()
|
|
if (!column) {
|
|
column = this._treebox.columns.getFirstColumn()
|
|
}
|
|
// zotero-items-column-_________
|
|
return column.id.substring(20);
|
|
}
|
|
|
|
|
|
/*
|
|
* Returns 'ascending' or 'descending'
|
|
*
|
|
* A-Z == 'descending', because Mozilla is confused
|
|
* (an upwards-facing triangle is A-Z on OS X and Windows,
|
|
* but Firefox uses the opposite)
|
|
*/
|
|
Zotero.ItemTreeView.prototype.getSortDirection = function() {
|
|
var column = this._treebox.columns.getSortedColumn();
|
|
if (!column) {
|
|
return 'descending';
|
|
}
|
|
return column.element.getAttribute('sortDirection');
|
|
}
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
///
|
|
/// Command Controller:
|
|
/// for Select All, etc.
|
|
///
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
Zotero.ItemTreeCommandController = function(tree)
|
|
{
|
|
this.tree = tree;
|
|
}
|
|
|
|
Zotero.ItemTreeCommandController.prototype.supportsCommand = function(cmd)
|
|
{
|
|
return (cmd == 'cmd_selectAll');
|
|
}
|
|
|
|
Zotero.ItemTreeCommandController.prototype.isCommandEnabled = function(cmd)
|
|
{
|
|
return (cmd == 'cmd_selectAll');
|
|
}
|
|
|
|
Zotero.ItemTreeCommandController.prototype.doCommand = function(cmd)
|
|
{
|
|
if(cmd == 'cmd_selectAll')
|
|
this.tree.view.selection.selectAll();
|
|
}
|
|
|
|
Zotero.ItemTreeCommandController.prototype.onEvent = function(evt)
|
|
{
|
|
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
///
|
|
/// Drag-and-drop functions:
|
|
/// for nsDragAndDrop.js + nsTransferable.js
|
|
///
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
/*
|
|
* Begin a drag
|
|
*/
|
|
Zotero.ItemTreeView.prototype.onDragStart = function (evt,transferData,action)
|
|
{
|
|
// Quick implementation of dragging of XML item format
|
|
if (this.readOnly) {
|
|
var items = this.getSelectedItems();
|
|
|
|
var xml = <data/>;
|
|
for (var i=0; i<items.length; i++) {
|
|
var xmlNode = Zotero.Sync.Server.Data.itemToXML(items[i]);
|
|
xml.items.item += xmlNode;
|
|
}
|
|
Zotero.debug(xml.toXMLString());
|
|
transferData.data = new TransferData();
|
|
transferData.data.addDataForFlavour("zotero/item-xml", xml.toXMLString());
|
|
return;
|
|
}
|
|
|
|
transferData.data = new TransferData();
|
|
transferData.data.addDataForFlavour("zotero/item", this.saveSelection());
|
|
|
|
var items = Zotero.Items.get(this.saveSelection());
|
|
|
|
// If at least one file is a non-web-link attachment and can be found,
|
|
// enable dragging to file system
|
|
for (var i=0; i<items.length; i++) {
|
|
if (items[i].isAttachment() &&
|
|
items[i].attachmentLinkMode != Zotero.Attachments.LINK_MODE_LINKED_URL
|
|
&& items[i].getFile()) {
|
|
transferData.data.addDataForFlavour("application/x-moz-file-promise",
|
|
new Zotero.ItemTreeView.fileDragDataProvider(), 0, Components.interfaces.nsISupports);
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Get Quick Copy format for current URL
|
|
var url = this._ownerDocument.defaultView.content.location.href;
|
|
var format = Zotero.QuickCopy.getFormatFromURL(url);
|
|
|
|
Zotero.debug("Dragging with format " + Zotero.QuickCopy.getFormattedNameFromSetting(format));
|
|
|
|
var exportCallback = function(obj, worked) {
|
|
if (!worked) {
|
|
Zotero.log(Zotero.getString("fileInterface.exportError"), 'warning');
|
|
return;
|
|
}
|
|
|
|
var text = obj.output.replace(/\r\n/g, "\n");
|
|
transferData.data.addDataForFlavour("text/unicode", text);
|
|
}
|
|
|
|
try {
|
|
var [mode, ] = format.split('=');
|
|
if (mode == 'export') {
|
|
Zotero.QuickCopy.getContentFromItems(items, format, exportCallback);
|
|
}
|
|
else if (mode.indexOf('bibliography') == 0) {
|
|
var content = Zotero.QuickCopy.getContentFromItems(items, format);
|
|
transferData.data.addDataForFlavour("text/unicode", content.text);
|
|
transferData.data.addDataForFlavour("text/html", content.html);
|
|
}
|
|
else {
|
|
Components.utils.reportError("Invalid Quick Copy mode '" + mode + "'");
|
|
}
|
|
}
|
|
catch (e) {
|
|
Components.utils.reportError(e + " with format '" + format + "'");
|
|
}
|
|
}
|
|
|
|
|
|
// Implements nsIFlavorDataProvider for dragging attachment files to OS
|
|
Zotero.ItemTreeView.fileDragDataProvider = function() { };
|
|
|
|
Zotero.ItemTreeView.fileDragDataProvider.prototype = {
|
|
QueryInterface : function(iid) {
|
|
if (iid.equals(Components.interfaces.nsIFlavorDataProvider) ||
|
|
iid.equals(Components.interfaces.nsISupports)) {
|
|
return this;
|
|
}
|
|
throw Components.results.NS_NOINTERFACE;
|
|
},
|
|
|
|
getFlavorData : function(transferable, flavor, data, dataLen) {
|
|
if (flavor == "application/x-moz-file-promise") {
|
|
// On platforms other than OS X, the only directory we know of here
|
|
// is the system temp directory, and we pass the nsIFile of the file
|
|
// copied there in data.value below
|
|
var useTemp = !Zotero.isMac;
|
|
|
|
// Get the destination directory
|
|
var dirPrimitive = {};
|
|
var dataSize = {};
|
|
transferable.getTransferData("application/x-moz-file-promise-dir", dirPrimitive, dataSize);
|
|
var destDir = dirPrimitive.value.QueryInterface(Components.interfaces.nsILocalFile);
|
|
|
|
// Get the items we're dragging
|
|
var items = {};
|
|
transferable.getTransferData("zotero/item", items, dataSize);
|
|
items.value.QueryInterface(Components.interfaces.nsISupportsString);
|
|
var draggedItems = Zotero.Items.get(items.value.data.split(','));
|
|
|
|
var items = [];
|
|
|
|
// Make sure files exist
|
|
var notFoundNames = [];
|
|
for (var i=0; i<draggedItems.length; i++) {
|
|
// TODO create URL?
|
|
if (!draggedItems[i].isAttachment() ||
|
|
draggedItems[i].getAttachmentLinkMode() == Zotero.Attachments.LINK_MODE_LINKED_URL) {
|
|
continue;
|
|
}
|
|
|
|
if (draggedItems[i].getFile()) {
|
|
items.push(draggedItems[i]);
|
|
}
|
|
else {
|
|
notFoundNames.push(draggedItems[i].getField('title'));
|
|
}
|
|
}
|
|
|
|
// If using the temp directory, create a directory to store multiple
|
|
// files, since we can (it seems) only pass one nsIFile in data.value
|
|
if (useTemp && items.length > 1) {
|
|
var tmpDirName = 'Zotero Dragged Files';
|
|
destDir.append(tmpDirName);
|
|
if (destDir.exists()) {
|
|
destDir.remove(true);
|
|
}
|
|
destDir.create(Components.interfaces.nsIFile.DIRECTORY_TYPE, 0755);
|
|
}
|
|
|
|
var copiedFiles = [];
|
|
var existingItems = [];
|
|
var existingFileNames = [];
|
|
|
|
for (var i=0; i<items.length; i++) {
|
|
// TODO create URL?
|
|
if (!items[i].isAttachment() ||
|
|
items[i].attachmentLinkMode == Zotero.Attachments.LINK_MODE_LINKED_URL) {
|
|
continue;
|
|
}
|
|
|
|
var file = items[i].getFile();
|
|
|
|
// Determine if we need to copy multiple files for this item
|
|
// (web page snapshots)
|
|
if (items[i].attachmentLinkMode != Zotero.Attachments.LINK_MODE_LINKED_FILE) {
|
|
var parentDir = file.parent;
|
|
var files = parentDir.directoryEntries;
|
|
var numFiles = 0;
|
|
while (files.hasMoreElements()) {
|
|
var f = files.getNext();
|
|
f.QueryInterface(Components.interfaces.nsILocalFile);
|
|
if (f.leafName.indexOf('.') != 0) {
|
|
numFiles++;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Create folder if multiple files
|
|
if (numFiles > 1) {
|
|
var dirName = Zotero.Attachments.getFileBaseNameFromItem(items[i].id);
|
|
try {
|
|
if (useTemp) {
|
|
var copiedFile = destDir.clone();
|
|
copiedFile.append(dirName);
|
|
if (copiedFile.exists()) {
|
|
// If item directory already exists in the temp dir,
|
|
// delete it
|
|
if (items.length == 1) {
|
|
copiedFile.remove(true);
|
|
}
|
|
// If item directory exists in the container
|
|
// directory, it's a duplicate, so give this one
|
|
// a different name
|
|
else {
|
|
copiedFile.createUnique(Components.interfaces.nsIFile.NORMAL_FILE_TYPE, 0644);
|
|
var newName = copiedFile.leafName;
|
|
copiedFile.remove(null);
|
|
}
|
|
}
|
|
}
|
|
|
|
parentDir.copyTo(destDir, newName ? newName : dirName);
|
|
|
|
// Store nsIFile
|
|
if (useTemp) {
|
|
copiedFiles.push(copiedFile);
|
|
}
|
|
}
|
|
catch (e) {
|
|
if (e.name == 'NS_ERROR_FILE_ALREADY_EXISTS') {
|
|
// Keep track of items that already existed
|
|
existingItems.push(items[i].id);
|
|
existingFileNames.push(dirName);
|
|
}
|
|
else {
|
|
throw (e);
|
|
}
|
|
}
|
|
}
|
|
// Otherwise just copy
|
|
else {
|
|
try {
|
|
if (useTemp) {
|
|
var copiedFile = destDir.clone();
|
|
copiedFile.append(file.leafName);
|
|
if (copiedFile.exists()) {
|
|
// If file exists in the temp directory,
|
|
// delete it
|
|
if (items.length == 1) {
|
|
copiedFile.remove(true);
|
|
}
|
|
// If file exists in the container directory,
|
|
// it's a duplicate, so give this one a different
|
|
// name
|
|
else {
|
|
copiedFile.createUnique(Components.interfaces.nsIFile.NORMAL_FILE_TYPE, 0644);
|
|
var newName = copiedFile.leafName;
|
|
copiedFile.remove(null);
|
|
}
|
|
}
|
|
}
|
|
|
|
file.copyTo(destDir, newName ? newName : null);
|
|
|
|
// Store nsIFile
|
|
if (useTemp) {
|
|
copiedFiles.push(copiedFile);
|
|
}
|
|
}
|
|
catch (e) {
|
|
if (e.name == 'NS_ERROR_FILE_ALREADY_EXISTS') {
|
|
existingItems.push(items[i].id);
|
|
existingFileNames.push(items[i].getFile().leafName);
|
|
}
|
|
else {
|
|
throw (e);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Files passed via data.value will be automatically moved
|
|
// from the temp directory to the destination directory
|
|
if (useTemp && copiedFiles.length) {
|
|
if (items.length > 1) {
|
|
data.value = destDir.QueryInterface(Components.interfaces.nsISupports);
|
|
}
|
|
else {
|
|
data.value = copiedFiles[0].QueryInterface(Components.interfaces.nsISupports);
|
|
}
|
|
dataLen.value = 4;
|
|
}
|
|
|
|
if (notFoundNames.length || existingItems.length) {
|
|
var promptService = Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
|
|
.getService(Components.interfaces.nsIPromptService);
|
|
}
|
|
|
|
// Display alert if files were not found
|
|
if (notFoundNames.length > 0) {
|
|
// On platforms that use a temporary directory, an alert here
|
|
// would interrupt the dragging process, so we just log a
|
|
// warning to the console
|
|
if (useTemp) {
|
|
for each(var name in notFoundNames) {
|
|
var msg = "Attachment file for dragged item '" + name + "' not found";
|
|
Zotero.log(msg, 'warning',
|
|
'chrome://zotero/content/xpcom/itemTreeView.js');
|
|
}
|
|
}
|
|
else {
|
|
promptService.alert(null, Zotero.getString('general.warning'),
|
|
Zotero.getString('dragAndDrop.filesNotFound') + "\n\n"
|
|
+ notFoundNames.join("\n"));
|
|
}
|
|
}
|
|
|
|
// Display alert if existing files were skipped
|
|
if (existingItems.length > 0) {
|
|
promptService.alert(null, Zotero.getString('general.warning'),
|
|
Zotero.getString('dragAndDrop.existingFiles') + "\n\n"
|
|
+ existingFileNames.join("\n"));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* Called by nsDragAndDrop.js for any sort of drop on the tree
|
|
*/
|
|
Zotero.ItemTreeView.prototype.getSupportedFlavours = function ()
|
|
{
|
|
var flavors = new FlavourSet();
|
|
flavors.appendFlavour("zotero/item");
|
|
flavors.appendFlavour("zotero/item-xml");
|
|
flavors.appendFlavour("text/x-moz-url");
|
|
flavors.appendFlavour("application/x-moz-file", "nsIFile");
|
|
return flavors;
|
|
}
|
|
|
|
Zotero.ItemTreeView.prototype.canDrop = function(row, orient)
|
|
{
|
|
if (row == -1 && orient == -1) {
|
|
return true;
|
|
}
|
|
|
|
try
|
|
{
|
|
var dataSet = nsTransferable.get(this.getSupportedFlavours(),
|
|
nsDragAndDrop.getDragData, true);
|
|
}
|
|
catch (e)
|
|
{
|
|
// A work around a limitation in nsDragAndDrop.js -- the mDragSession
|
|
// is not set until the drag moves over another control.
|
|
// (This will only happen if the first drag is from the item list.)
|
|
nsDragAndDrop.mDragSession = nsDragAndDrop.mDragService.getCurrentSession();
|
|
return false;
|
|
}
|
|
|
|
var data = dataSet.first.first;
|
|
var dataType = data.flavour.contentType;
|
|
|
|
//Zotero.debug("Drag data type is " + dataType);
|
|
|
|
switch (dataType) {
|
|
case 'zotero/item':
|
|
var ids = data.data.split(','); // ids of rows we are dragging in
|
|
break;
|
|
|
|
case 'text/x-moz-url':
|
|
var url = data.data.split("\n")[0];
|
|
break;
|
|
|
|
case 'application/x-moz-file':
|
|
var file = data.data;
|
|
// Don't allow folder drag
|
|
if (file.isDirectory()) {
|
|
return false;
|
|
}
|
|
break;
|
|
}
|
|
|
|
// workaround... two different services call canDrop
|
|
// (nsDragAndDrop, and the tree) -- this is for the former,
|
|
// used when dragging between windows
|
|
if (typeof row == 'object')
|
|
{
|
|
// If drag to different window
|
|
if (nsDragAndDrop.mDragSession.sourceNode!=row.target)
|
|
{
|
|
if (dataType == 'zotero/item') {
|
|
// Check if at least one item (or parent item for children) doesn't
|
|
// already exist in target
|
|
for each(var id in ids)
|
|
{
|
|
var item = Zotero.Items.get(id);
|
|
|
|
// Skip non-top-level items
|
|
if (!item.isRegularItem() && item.getSource())
|
|
{
|
|
continue;
|
|
}
|
|
// DISABLED: move parent on child drag
|
|
//var source = item.isRegularItem() ? false : item.getSource();
|
|
//if (!this._itemGroup.ref.hasItem(source ? source : id))
|
|
if (this._itemGroup.ref && !this._itemGroup.ref.hasItem(id))
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
else if (dataType == 'text/x-moz-url' || dataType == 'application/x-moz-file') {
|
|
if (this._itemGroup.isSearch()) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
//Zotero.debug('row is ' + row);
|
|
//Zotero.debug('orient is ' + orient);
|
|
|
|
// Highlight the rows correctly on drag
|
|
|
|
var rowItem = this._getItemAtRow(row).ref; //the item we are dragging over
|
|
if (dataType == 'zotero/item') {
|
|
// Directly on a row
|
|
if (orient == 0)
|
|
{
|
|
var canDrop = false;
|
|
for each(var id in ids) {
|
|
var item = Zotero.Items.get(id);
|
|
|
|
// If any regular items, disallow drop
|
|
if (item.isRegularItem()) {
|
|
canDrop = false;
|
|
break;
|
|
}
|
|
|
|
// Only allow dragging of notes and attachments
|
|
// that aren't already children of the item
|
|
if (item.getSource() != rowItem.id) {
|
|
canDrop = true;
|
|
}
|
|
}
|
|
|
|
return canDrop;
|
|
}
|
|
|
|
// In library, allow children to be dragged out of parent
|
|
else if (this._itemGroup.isLibrary() || this._itemGroup.isCollection())
|
|
{
|
|
for each(var id in ids)
|
|
{
|
|
// Don't allow drag if any top-level items
|
|
var item = Zotero.Items.get(id);
|
|
if (item.isRegularItem() || !item.getSource())
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
else if (dataType == "text/x-moz-url" || dataType == 'application/x-moz-file') {
|
|
// Disallow direct drop on a non-regular item (e.g. note)
|
|
if (orient == 0) {
|
|
if (!rowItem.isRegularItem()) {
|
|
return false;
|
|
}
|
|
}
|
|
else if (this._itemGroup.isSearch()) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/*
|
|
* Called when something's been dropped on or next to a row
|
|
*/
|
|
Zotero.ItemTreeView.prototype.drop = function(row, orient)
|
|
{
|
|
try
|
|
{
|
|
var dataSet = nsTransferable.get(this.getSupportedFlavours(),
|
|
nsDragAndDrop.getDragData, true);
|
|
}
|
|
catch (e)
|
|
{
|
|
// A work around a limitation in nsDragAndDrop.js -- the mDragSession
|
|
// is not set until the drag moves over another control.
|
|
// (This will only happen if the first drag is from the item list.)
|
|
nsDragAndDrop.mDragSession = nsDragAndDrop.mDragService.getCurrentSession();
|
|
var dataSet = nsTransferable.get(this.getSupportedFlavours(),
|
|
nsDragAndDrop.getDragData, true);
|
|
}
|
|
|
|
var data = dataSet.first.first;
|
|
var dataType = data.flavour.contentType;
|
|
|
|
if (!this.canDrop(row, orient)) {
|
|
return false;
|
|
}
|
|
|
|
if (dataType == 'zotero/item') {
|
|
var ids = data.data.split(','); // ids of rows we are dragging in
|
|
|
|
// Dropped directly on a row
|
|
if (orient == 0)
|
|
{
|
|
// If item was a top-level item and it exists in a collection,
|
|
// replace it in collections with the parent item
|
|
var rowItem = this._getItemAtRow(row).ref; // the item we are dragging over
|
|
for each(var id in ids)
|
|
{
|
|
var item = Zotero.Items.get(id);
|
|
item.setSource(rowItem.id);
|
|
item.save();
|
|
}
|
|
}
|
|
|
|
// Dropped outside of a row
|
|
else
|
|
{
|
|
// Remove from parent and make top-level
|
|
if (this._itemGroup.isLibrary())
|
|
{
|
|
for each(var id in ids)
|
|
{
|
|
var item = Zotero.Items.get(id);
|
|
if (!item.isRegularItem())
|
|
{
|
|
item.setSource();
|
|
item.save()
|
|
}
|
|
}
|
|
}
|
|
// Add to collection
|
|
else
|
|
{
|
|
for each(var id in ids)
|
|
{
|
|
var item = Zotero.Items.get(id);
|
|
var source = item.isRegularItem() ? false : item.getSource();
|
|
|
|
// Top-level item
|
|
if (source) {
|
|
item.setSource();
|
|
item.save()
|
|
}
|
|
this._itemGroup.ref.addItem(id);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else if (dataType == 'text/x-moz-url' || dataType == 'application/x-moz-file') {
|
|
var sourceItemID = false;
|
|
var parentCollectionID = false;
|
|
|
|
if (orient == 0) {
|
|
sourceItemID = this._getItemAtRow(row).ref.id
|
|
}
|
|
else if (this._itemGroup.isCollection()) {
|
|
var parentCollectionID = this._itemGroup.ref.id;
|
|
}
|
|
|
|
var unlock = Zotero.Notifier.begin(true);
|
|
try {
|
|
var dataList = dataSet.dataList;
|
|
for (var i=0, len=dataList.length; i<len; i++) {
|
|
var file = dataList[i].first.data;
|
|
|
|
if (dataType == 'text/x-moz-url') {
|
|
var url = file.split("\n")[0];
|
|
|
|
if (url.indexOf('file:///') == 0) {
|
|
var wm = Components.classes["@mozilla.org/appshell/window-mediator;1"]
|
|
.getService(Components.interfaces.nsIWindowMediator);
|
|
var win = wm.getMostRecentWindow("navigator:browser");
|
|
// If dragging currently loaded page, only convert to
|
|
// file if not an HTML document
|
|
if (win.content.location.href != url ||
|
|
win.content.document.contentType != 'text/html') {
|
|
var nsIFPH = Components.classes["@mozilla.org/network/protocol;1?name=file"]
|
|
.getService(Components.interfaces.nsIFileProtocolHandler);
|
|
try {
|
|
var file = nsIFPH.getFileFromURLSpec(url);
|
|
}
|
|
catch (e) {
|
|
Zotero.debug(e);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Still string, so remote URL
|
|
if (typeof file == 'string') {
|
|
Zotero.Attachments.importFromURL(url, sourceItemID, false, false, parentCollectionID);
|
|
continue;
|
|
}
|
|
|
|
// Otherwise file, so fall through
|
|
}
|
|
|
|
try {
|
|
Zotero.DB.beginTransaction();
|
|
var itemID = Zotero.Attachments.importFromFile(file, sourceItemID);
|
|
if (parentCollectionID) {
|
|
var col = Zotero.Collections.get(parentCollectionID);
|
|
if (col) {
|
|
col.addItem(itemID);
|
|
}
|
|
}
|
|
Zotero.DB.commitTransaction();
|
|
}
|
|
catch (e) {
|
|
Zotero.DB.rollbackTransaction();
|
|
throw (e);
|
|
}
|
|
}
|
|
}
|
|
finally {
|
|
Zotero.Notifier.commit(unlock);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Called by nsDragAndDrop.js for any sort of drop on the tree
|
|
*/
|
|
Zotero.ItemTreeView.prototype.onDrop = function (evt,dropdata,session){ }
|
|
|
|
Zotero.ItemTreeView.prototype.onDragOver = function (evt,dropdata,session) { }
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
///
|
|
/// Functions for nsITreeView that we have to stub out.
|
|
///
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
Zotero.ItemTreeView.prototype.isSeparator = function(row) { return false; }
|
|
Zotero.ItemTreeView.prototype.getRowProperties = function(row, prop) { }
|
|
Zotero.ItemTreeView.prototype.getColumnProperties = function(col, prop) { }
|
|
|
|
/* Mark items not matching search as context rows, displayed in gray */
|
|
Zotero.ItemTreeView.prototype.getCellProperties = function(row, col, prop) {
|
|
if (this._searchMode && !this._searchItemIDs[this._getItemAtRow(row).ref.id]) {
|
|
var aServ = Components.classes["@mozilla.org/atom-service;1"].
|
|
getService(Components.interfaces.nsIAtomService);
|
|
prop.AppendElement(aServ.getAtom("contextRow"));
|
|
}
|
|
}
|
|
|
|
Zotero.ItemTreeView.TreeRow = function(ref, level, isOpen)
|
|
{
|
|
this.ref = ref; //the item associated with this
|
|
this.level = level;
|
|
this.isOpen = isOpen;
|
|
}
|
|
|
|
Zotero.ItemTreeView.TreeRow.prototype.getField = function(field, unformatted)
|
|
{
|
|
return this.ref.getField(field, unformatted, true);
|
|
}
|
|
|
|
Zotero.ItemTreeView.TreeRow.prototype.numChildren = function()
|
|
{
|
|
if(this.ref.isRegularItem())
|
|
return this.ref.numChildren();
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
Zotero.ItemTreeView.TreeRow.prototype.numNotes = function()
|
|
{
|
|
if(this.ref.isRegularItem())
|
|
return this.ref.numNotes();
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
Zotero.ItemTreeView.TreeRow.prototype.numAttachments = function()
|
|
{
|
|
if(this.ref.isRegularItem())
|
|
return this.ref.numAttachments();
|
|
else
|
|
return 0;
|
|
} |