zotero/chrome/content/zotero/editBibliographyDialog.js

/*
    ***** BEGIN LICENSE BLOCK *****
    
    Copyright (c) 2006  Center for History and New Media
                        George Mason University, Fairfax, Virginia, USA
                        http://chnm.gmu.edu
    
    Licensed under the Educational Community License, Version 1.0 (the "License");
    you may not use this file except in compliance with the License.
    You may obtain a copy of the License at
    
    http://www.opensource.org/licenses/ecl1.php
    
    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.
    
    ***** END LICENSE BLOCK *****
*/

var Zotero_Bibliography_Dialog = new function () {
	var bibEditInterface;
	var itemSet;
	var _originalBibEntry;
	var _lastSelectedItem;
	
	this.load = load;
	this.treeItemSelected = treeItemSelected;
	this.listItemSelected = listItemSelected;
	this.add = add;
	this.remove = remove;
	this.accept = accept;
	
	/*
	 * initialize add citation dialog
	 */
	function load() {
		document.getElementById('editor').format = "Integration";
		
		if(Zotero.isWin) {
			document.getElementById("zotero-select-items-container").style.border = "1px solid black";
		}
		bibEditInterface = window.arguments[0].wrappedJSObject;
		itemSet = bibEditInterface.getItemSet();
		
		// load (from selectItemsDialog.js)
		doLoad();
		
		// load bibliography entires
		_loadItems();
	}
	
	/*
	 * called when an item in the item selection tree is clicked
	 */
	function treeItemSelected() {
		var items = itemsView.getSelectedItems(true); // treeview from selectItemsDialog.js
		
		// disable add if item already in itemSet
		document.getElementById("add").disabled = !items.length || itemSet.getItemsByIds([items[0]])[0];
	}
	
	/*
	 * called when an item in the reference list is clicked
	 */
	function listItemSelected() {
		var selectedListItem = document.getElementById("item-list").getSelectedItem(0);
		
		// enable remove if item is selected
		document.getElementById("remove").disabled = !selectedListItem;
		
		if(selectedListItem) {
			_updatePreview(itemSet.getItemsByIds([selectedListItem.value])[0]);
		} else {
			_updatePreview(false);
		}
	}
	
	/*
	 * Adds a citation to the reference list
	 */
	function add() {
		var item = itemsView.getSelectedItems()[0]; // treeview from selectItemsDialog.js
		
		bibEditInterface.add(item);
		document.getElementById("add").disabled = true;
		_loadItems();
	}
	
	/*
	 * Deletes a citation from the reference list
	 */
	function remove() {
		var selectedListItem = document.getElementById("item-list").getSelectedItem(0);
		var itemID = selectedListItem.value;
		var item = itemSet.getItemsByIds([itemID])[0];
		
		if(bibEditInterface.isCited(item)) {
			var promptService = Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
											.getService(Components.interfaces.nsIPromptService);
			
			var out = {};
			var regenerate = promptService.confirmEx(
				window,
				Zotero.getString('integration.deleteCitedItem.title'),
				Zotero.getString('integration.deleteCitedItem.body'),
				promptService.STD_OK_CANCEL_BUTTONS+promptService.BUTTON_POS_1_DEFAULT,
				null, null, null, null, out
			);
			
			if(regenerate != 0) return;
		}
		
		bibEditInterface.remove(item);
		_loadItems();
	}
	
	/*
	 * Called on "Accept" button
	 */
	function accept() {
		_updatePreview();
	}
	
	/*
	 * Updates the contents of the preview pane
	 */
	function _updatePreview(item) {
		var editor = document.getElementById('editor');
		
		if(_lastSelectedItem && editor.value != _originalBibEntry) {
			Zotero.debug("setting bibliography for "+_lastSelectedItem.getID()+" to "+editor.value);
			_lastSelectedItem.setProperty("bibliography-Integration", editor.value);
		}
		
		editor.readonly = !item;
		editor.value = _originalBibEntry = (item ? bibEditInterface.preview(item) : "");
		_lastSelectedItem = item;
	}
	
	/*
	 * loads items from itemSet
	 */
	function _loadItems() {
		// delete all existing items from list
		var itemList = document.getElementById("item-list");
		while(itemList.firstChild) {
			itemList.removeChild(itemList.firstChild);
		}
		
		// add new items
		for(var i=0; i<itemSet.items.length; i++) {
			var item = itemSet.items[i].zoteroItem;
			
			var itemNode = document.createElement("listitem");
			itemNode.setAttribute("value", item.getID());
			itemNode.setAttribute("label", item.getField("title"));
			itemNode.setAttribute("class", "listitem-iconic");
			itemNode.setAttribute("image", item.getImageSrc());
			itemList.appendChild(itemNode);
		}
		
		_updatePreview();
	}
}