zotero/chrome/content/zotero/xpcom/integration.js
2011-08-21 21:37:18 +00:00

2337 lines
74 KiB
JavaScript

/*
***** BEGIN LICENSE BLOCK *****
Copyright © 2009 Center for History and New Media
George Mason University, Fairfax, Virginia, USA
http://zotero.org
This file is part of Zotero.
Zotero is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Zotero is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with Zotero. If not, see <http://www.gnu.org/licenses/>.
***** END LICENSE BLOCK *****
*/
const RESELECT_KEY_URI = 1;
const RESELECT_KEY_ITEM_KEY = 2;
const RESELECT_KEY_ITEM_ID = 3;
const DATA_VERSION = 3;
// this is used only for update checking
const INTEGRATION_PLUGINS = ["zoteroMacWordIntegration@zotero.org",
"zoteroOpenOfficeIntegration@zotero.org", "zoteroWinWordIntegration@zotero.org"];
Zotero.Integration = new function() {
const INTEGRATION_MIN_VERSIONS = ["3.1.6.SVN", "3.5b1.SVN", "3.1.2.SVN"];
var _fifoFile = null;
var _tmpFile = null;
var _osascriptFile;
var _inProgress = false;
var _integrationVersionsOK = null;
// these need to be global because of GC
var _updateTimer;
this.sessions = {};
/**
* Initializes the pipe used for integration on non-Windows platforms.
*/
this.init = function() {
// We only use an integration pipe on OS X.
// On Linux, we use the alternative communication method in the OOo plug-in
// On Windows, we use a command line handler for integration. See
// components/zotero-integration-service.js for this implementation.
if(!Zotero.isMac) return;
// Determine where to put the pipe
// on OS X, first try /Users/Shared for those who can't put pipes in their home
// directories
_fifoFile = Components.classes["@mozilla.org/file/local;1"].
createInstance(Components.interfaces.nsILocalFile);
_fifoFile.initWithPath("/Users/Shared");
if(_fifoFile.exists() && _fifoFile.isDirectory() && _fifoFile.isWritable()) {
var logname = Components.classes["@mozilla.org/process/environment;1"].
getService(Components.interfaces.nsIEnvironment).
get("LOGNAME");
_fifoFile.append(".zoteroIntegrationPipe_"+logname);
} else {
_fifoFile = null;
}
if(!_fifoFile) {
// on other platforms, or as a fallback, use home directory
_fifoFile = Components.classes["@mozilla.org/file/directory_service;1"].
getService(Components.interfaces.nsIProperties).
get("Home", Components.interfaces.nsIFile);
_fifoFile.append(".zoteroIntegrationPipe");
}
// destroy old pipe, if one exists
try {
if(_fifoFile.exists()) {
Zotero.IPC.safePipeWrite(_fifoFile, "Zotero shutdown\n");
_fifoFile.remove(false);
}
} catch (e) {
// if pipe can't be deleted, log an error
Zotero.debug("Error removing old integration pipe", 1);
Zotero.logError(e);
Components.utils.reportError(
"Zotero word processor integration initialization failed. "
+ "See http://forums.zotero.org/discussion/12054/#Item_10 "
+ "for instructions on correcting this problem."
);
// can attempt to delete on OS X
try {
var promptService = Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
.getService(Components.interfaces.nsIPromptService);
var deletePipe = promptService.confirm(null, Zotero.getString("integration.error.title"), Zotero.getString("integration.error.deletePipe"));
if(!deletePipe) return;
let escapedFifoFile = _fifoFile.path.replace("'", "'\\''");
_executeAppleScript("do shell script \"rmdir '"+escapedFifoFile+"'; rm -f '"+escapedFifoFile+"'\" with administrator privileges", true);
if(_fifoFile.exists()) return;
} catch(e) {
Zotero.logError(e);
return;
}
}
// try to initialize pipe
try {
Zotero.IPC.Pipe.initPipeListener(_fifoFile, _parseIntegrationPipeCommand);
} catch(e) {
Zotero.logError(e);
}
_updateTimer = Components.classes["@mozilla.org/timer;1"].
createInstance(Components.interfaces.nsITimer);
_updateTimer.initWithCallback({"notify":_checkPluginVersions}, 1000,
Components.interfaces.nsITimer.TYPE_ONE_SHOT);
}
function _checkPluginVersions() {
if(_updateTimer) _updateTimer = undefined;
var verComp = Components.classes["@mozilla.org/xpcom/version-comparator;1"]
.getService(Components.interfaces.nsIVersionComparator);
var addonsChecked = false;
var success = true;
function _checkAddons(addons) {
addonsChecked = true;
for(var i in addons) {
var addon = addons[i];
if(!addon) continue;
if(addon.userDisabled) continue;
if(verComp.compare(INTEGRATION_MIN_VERSIONS[i], addon.version) > 0) {
_integrationVersionsOK = false;
Zotero.Integration.activate();
var msg = Zotero.getString(
"integration.error.incompatibleVersion2",
[Zotero.version, addon.name, INTEGRATION_MIN_VERSIONS[i]]
);
Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
.getService(Components.interfaces.nsIPromptService)
.alert(null, Zotero.getString("integration.error.title"), msg);
success = false;
throw msg;
}
}
_integrationVersionsOK = true;
}
if(Zotero.isFx4) {
Components.utils.import("resource://gre/modules/AddonManager.jsm");
AddonManager.getAddonsByIDs(INTEGRATION_PLUGINS, _checkAddons);
while(!addonsChecked) Zotero.mainThread.processNextEvent(true);
} else {
var extMan = Components.classes['@mozilla.org/extensions/manager;1'].
getService(Components.interfaces.nsIExtensionManager);
_checkAddons([extMan.getItemForID(id) for each(id in INTEGRATION_PLUGINS)]);
}
return success;
}
/**
* Executes an integration command, first checking to make sure that versions are compatible
*/
this.execCommand = function execCommand(agent, command, docId) {
if(_inProgress) {
Zotero.Integration.activate();
Zotero.debug("Integration: Request already in progress; not executing "+agent+" "+command);
return;
}
_inProgress = true;
// Check integration component versions
if(_checkPluginVersions()) {
_callIntegration(agent, command, docId);
} else {
inProgress = false;
}
}
/**
* Parses a command received from the integration pipe
*/
function _parseIntegrationPipeCommand(string) {
if(string != "") {
// exec command if possible
var parts = string.match(/^([^ \n]*) ([^ \n]*)(?: ([^\n]*))?\n?$/);
if(parts) {
var agent = parts[1].toString();
var cmd = parts[2].toString();
var document = parts[3] ? parts[3].toString() : null;
Zotero.Integration.execCommand(agent, cmd, document);
} else {
Components.utils.reportError("Zotero: Invalid integration input received: "+string);
}
}
}
/**
* Calls the Integration applicatoon
*/
function _callIntegration(agent, command, docId) {
// Try to load the appropriate Zotero component; otherwise display an error using the alert
// service
try {
var componentClass = "@zotero.org/Zotero/integration/application?agent="+agent+";1";
Zotero.debug("Integration: Instantiating "+componentClass+" for command "+command+(docId ? " with doc "+docId : ""));
var application = Components.classes[componentClass]
.getService(Components.interfaces.zoteroIntegrationApplication);
} catch(e) {
_inProgress = false;
Zotero.Integration.activate();
Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
.getService(Components.interfaces.nsIPromptService)
.alert(null, Zotero.getString("integration.error.title"),
Zotero.getString("integration.error.notInstalled"));
throw e;
}
// Try to execute the command; otherwise display an error in alert service or word processor
// (depending on what is possible)
var integration, document;
try {
document = (application.getDocument && docId ? application.getDocument(docId) : application.getActiveDocument());
integration = new Zotero.Integration.Document(application, document);
integration[command]();
integration.cleanup();
} catch(e) {
if(integration) {
try {
integration.cleanup();
} catch(e) {
Components.utils.reportError(e);
}
}
if(!(e instanceof Zotero.Integration.UserCancelledException)) {
try {
var displayError = null;
if(e instanceof Zotero.Integration.DisplayException) {
displayError = e.toString();
} else {
// check to see whether there's a pyxpcom error in the console, since it doesn't
// get thrown directly
var message = "";
var consoleService = Components.classes["@mozilla.org/consoleservice;1"]
.getService(Components.interfaces.nsIConsoleService);
var messages = {};
consoleService.getMessageArray(messages, {});
messages = messages.value;
if(messages && messages.length) {
var lastMessage = messages[messages.length-1];
try {
var error = lastMessage.QueryInterface(Components.interfaces.nsIScriptError);
} catch(e2) {
if(lastMessage.message && lastMessage.message.substr(0, 12) == "ERROR:xpcom:") {
// print just the last line of the message, but re-throw the rest
message = lastMessage.message.substr(0, lastMessage.message.length-1);
message = "\n"+message.substr(message.lastIndexOf("\n"))
}
}
}
if(!message && typeof(e) == "object" && e.message) message = "\n\n"+e.message;
if(message != "\n\nExceptionAlreadyDisplayed") {
displayError = Zotero.getString("integration.error.generic")+message;
}
Zotero.debug(e);
}
if(displayError) {
if(integration) {
integration._doc.displayAlert(displayError,
Components.interfaces.zoteroIntegrationDocument.DIALOG_ICON_STOP,
Components.interfaces.zoteroIntegrationDocument.DIALOG_BUTTONS_OK);
} else {
Zotero.Integration.activate();
Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
.getService(Components.interfaces.nsIPromptService)
.alert(null, Zotero.getString("integration.error.title"), displayError);
}
}
} finally {
throw e;
}
}
} finally {
_inProgress = false;
}
}
/**
* Activates Firefox
*/
this.activate = function(win) {
if(Zotero.isMac) {
const BUNDLE_IDS = {
"Zotero":"org.zotero.zotero",
"Firefox":"org.mozilla.firefox",
"Minefield":"org.mozilla.minefield"
};
if(Zotero.isFx4 && win) {
const carbon = ctypes.open("/System/Library/Frameworks/Carbon.framework/Carbon");
/*
* struct ProcessSerialNumber {
* unsigned long highLongOfPSN;
* unsigned long lowLongOfPSN;
* };
*/
const ProcessSerialNumber = new ctypes.StructType("ProcessSerialNumber",
[{"highLongOfPSN":ctypes.uint32_t}, {"lowLongOfPSN":ctypes.uint32_t}]);
/*
* OSStatus SetFrontProcessWithOptions (
* const ProcessSerialNumber *inProcess,
* OptionBits inOptions
* );
*/
const SetFrontProcessWithOptions = carbon.declare("SetFrontProcessWithOptions",
ctypes.default_abi, ctypes.int32_t, ProcessSerialNumber.ptr, ctypes.uint32_t);
var psn = new ProcessSerialNumber();
psn.highLongOfPSN = 0;
psn.lowLongOfPSN = 2 // kCurrentProcess
win.addEventListener("load", function() {
var res = SetFrontProcessWithOptions(
psn.address(),
1 // kSetFrontProcessFrontWindowOnly = (1 << 0)
);
carbon.close();
}, false);
} else {
if(Zotero.oscpu == "PPC Mac OS X 10.4" || Zotero.oscpu == "Intel Mac OS X 10.4"
|| !BUNDLE_IDS[Zotero.appName]) {
// 10.4 doesn't support "tell application id"
_executeAppleScript('tell application "'+Zotero.appName+'" to activate');
} else {
_executeAppleScript('tell application id "'+BUNDLE_IDS[Zotero.appName]+'" to activate');
}
}
}
}
/**
* Runs an AppleScript on OS X
*
* @param script {String}
* @param block {Boolean} Whether the script should block until the process is finished.
*/
function _executeAppleScript(script, block) {
if(_osascriptFile === undefined) {
_osascriptFile = Components.classes["@mozilla.org/file/local;1"].
createInstance(Components.interfaces.nsILocalFile);
_osascriptFile.initWithPath("/usr/bin/osascript");
if(!_osascriptFile.exists()) _osascriptFile = false;
}
if(_osascriptFile) {
var proc = Components.classes["@mozilla.org/process/util;1"].
createInstance(Components.interfaces.nsIProcess);
proc.init(_osascriptFile);
try {
proc.run(!!block, ['-e', script], 2);
} catch(e) {}
}
}
}
/**
* An exception thrown when a document contains an item that no longer exists in the current document.
*
* @param reselectKeys {Array} Keys representing the missing item
* @param reselectKeyType {Integer} The type of the keys (see RESELECT_KEY_* constants)
* @param citationIndex {Integer} The index of the missing item within the citation cluster
* @param citationLength {Integer} The number of items cited in this citation cluster
*/
Zotero.Integration.MissingItemException = function(reselectKeys, reselectKeyType, citationIndex, citationLength) {
this.reselectKeys = reselectKeys;
this.reselectKeyType = reselectKeyType;
this.citationIndex = citationIndex;
this.citationLength = citationLength;
}
Zotero.Integration.MissingItemException.prototype.name = "MissingItemException";
Zotero.Integration.MissingItemException.prototype.message = "An item in this document is missing from your Zotero library.";
Zotero.Integration.MissingItemException.prototype.toString = function() { return this.message; };
Zotero.Integration.UserCancelledException = function() {};
Zotero.Integration.UserCancelledException.prototype.name = "UserCancelledException";
Zotero.Integration.UserCancelledException.prototype.message = "User cancelled document update.";
Zotero.Integration.UserCancelledException.prototype.toString = function() { return this.message; };
Zotero.Integration.DisplayException = function(name, params) {
this.name = name;
this.params = params ? params : [];
};
Zotero.Integration.DisplayException.prototype.toString = function() { return Zotero.getString("integration.error."+this.name, this.params); };
Zotero.Integration.CorruptFieldException = function(corruptFieldString) {
this.corruptFieldString = corruptFieldString;
}
Zotero.Integration.CorruptFieldException.prototype.name = "CorruptFieldException";
Zotero.Integration.CorruptFieldException.prototype.message = "A field code in this document is corrupted.";
Zotero.Integration.CorruptFieldException.prototype.toString = function() { return this.message+" "+this.corruptFieldString.toSource(); }
const INTEGRATION_TYPE_ITEM = 1;
const INTEGRATION_TYPE_BIBLIOGRAPHY = 2;
const INTEGRATION_TYPE_TEMP = 3;
// Placeholder for an empty bibliography
const BIBLIOGRAPHY_PLACEHOLDER = "{Bibliography}";
/**
* All methods for interacting with a document
* @constructor
*/
Zotero.Integration.Document = function(app, doc) {
this._app = app;
this._doc = doc;
}
/**
* Gets the type of the field
*/
Zotero.Integration.Document.prototype._getCodeTypeAndContent = function(rawCode) {
for each(var code in ["ITEM", "CITATION"]) {
if(rawCode.substr(0, code.length) === code) {
return [INTEGRATION_TYPE_ITEM, rawCode.substr(code.length+1)];
}
}
if(rawCode.substr(0, 4) === "BIBL") {
return [INTEGRATION_TYPE_BIBLIOGRAPHY, rawCode.substr(5)];
}
if(rawCode.substr(0, 4) === "TEMP") {
return [INTEGRATION_TYPE_TEMP, rawCode.substr(5)];
}
return [null, rawCode];
}
/**
* Creates a new session
* @param data {Zotero.Integration.DocumentData} Document data for new session
*/
Zotero.Integration.Document.prototype._createNewSession = function(data) {
data.sessionID = Zotero.randomString();
var session = Zotero.Integration.sessions[data.sessionID] = new Zotero.Integration.Session();
return session;
}
/**
* Gets preferences for a document
* @param require {Boolean} Whether an error should be thrown if no preferences or fields exist
* (otherwise, the set doc prefs dialog is shown)
* @param dontRunSetDocPrefs {Boolean} Whether to show the Set Document Preferences window if no
* preferences exist
*/
Zotero.Integration.Document.prototype._getSession = function(require, dontRunSetDocPrefs) {
this._reloadSession = false;
var dataString = this._doc.getDocumentData();
if(!dataString) {
var haveFields = false;
var data = new Zotero.Integration.DocumentData();
if(require) {
// check to see if fields already exist
for each(var fieldType in [this._app.primaryFieldType, this._app.secondaryFieldType]) {
var fields = this._doc.getFields(this._app.primaryFieldType);
if(fields.hasMoreElements()) {
data.prefs.fieldType = this._app.primaryFieldType;
haveFields = true;
break;
}
}
// if no fields, throw an error
if(!haveFields) {
throw new Zotero.Integration.DisplayException("mustInsertCitation");
} else {
Zotero.debug("Integration: No document preferences found, but found "+data.prefs.fieldType+" fields");
}
}
// Set doc prefs if no data string yet
this._session = this._createNewSession(data);
this._session.setData(data);
if(dontRunSetDocPrefs) return false;
try {
var ret = this._session.setDocPrefs(this._app.primaryFieldType, this._app.secondaryFieldType);
} finally {
this._doc.activate();
}
// save doc prefs in doc
this._doc.setDocumentData(this._session.data.serializeXML());
if(haveFields) {
this._reloadSession = true;
}
} else {
var data = new Zotero.Integration.DocumentData(dataString);
if(data.dataVersion < DATA_VERSION) {
if(data.dataVersion == 1
&& data.prefs.fieldType == "Field"
&& this._app.primaryFieldType == "ReferenceMark") {
// Converted OOo docs use ReferenceMarks, not fields
data.prefs.fieldType = "ReferenceMark";
}
var warning = this._doc.displayAlert(Zotero.getString("integration.upgradeWarning"),
Components.interfaces.zoteroIntegrationDocument.DIALOG_ICON_WARNING,
Components.interfaces.zoteroIntegrationDocument.DIALOG_BUTTONS_OK_CANCEL);
if(!warning) throw new Zotero.Integration.UserCancelledException();
} else if(data.dataVersion > DATA_VERSION) {
throw new Zotero.Integration.DisplayException("newerDocumentVersion", [data.zoteroVersion, Zotero.version]);
}
if(data.prefs.fieldType !== this._app.primaryFieldType
&& data.prefs.fieldType !== this._app.secondaryFieldType) {
throw new Zotero.Integration.DisplayException("fieldTypeMismatch");
}
if(Zotero.Integration.sessions[data.sessionID]) {
this._session = Zotero.Integration.sessions[data.sessionID];
} else {
this._session = this._createNewSession(data);
try {
this._session.setData(data);
} catch(e) {
// make sure style is defined
if(e instanceof Zotero.Integration.DisplayException && e.name === "invalidStyle") {
try {
this._session.setDocPrefs(this._app.primaryFieldType, this._app.secondaryFieldType);
} finally {
this._doc.activate();
}
} else {
throw e;
}
}
this._doc.setDocumentData(this._session.data.serializeXML());
this._reloadSession = true;
}
}
this._session.resetRequest(this);
return !!dataString;
}
/**
* Gets all fields for a document
* @param require {Boolean} Whether an error should be thrown if no fields exist
* @param dontRunSetDocPrefs {Boolean} Whether to show the Set Document Preferences window if no
* preferences exist
*/
Zotero.Integration.Document.prototype._getFields = function(require, dontRunSetDocPrefs) {
if(this._fields) return;
if(!this._session && !this._getSession(require, dontRunSetDocPrefs)) return;
var getFieldsTime = (new Date()).getTime();
var fields = this._doc.getFields(this._session.data.prefs['fieldType']);
this._fields = [];
while(fields.hasMoreElements()) {
this._fields.push(fields.getNext().QueryInterface(Components.interfaces.zoteroIntegrationField));
}
var endTime = (new Date()).getTime();
if(Zotero.Debug.enabled) {
Zotero.debug("Integration: got "+this._fields.length+" fields in "+
(endTime-getFieldsTime)/1000+"; "+
1000/((endTime-getFieldsTime)/this._fields.length)+" fields/second");
}
if(require && !this._fields.length) {
throw new Zotero.Integration.DisplayException("mustInsertCitation");
}
return;
}
/**
* Checks that it is appropriate to add fields to the current document at the current
* positon, then adds one.
*/
Zotero.Integration.Document.prototype._addField = function(note) {
// Get citation types if necessary
if(!this._doc.canInsertField(this._session.data.prefs['fieldType'])) {
throw new Zotero.Integration.DisplayException("cannotInsertHere");
return false;
}
var field = this._doc.cursorInField(this._session.data.prefs['fieldType']);
if(field) {
if(!this._doc.displayAlert(Zotero.getString("integration.replace"),
Components.interfaces.zoteroIntegrationDocument.DIALOG_ICON_STOP,
Components.interfaces.zoteroIntegrationDocument.DIALOG_BUTTONS_OK_CANCEL)) return false;
}
if(!field) {
var field = this._doc.insertField(this._session.data.prefs['fieldType'],
(note ? this._session.data.prefs["noteType"] : 0));
}
return field;
}
/**
* Shows an error if a field code is corrupted
* @param {Exception} e The exception thrown
* @param {Field} field The Zotero field object
* @param {Integer} i The field index
*/
Zotero.Integration.Document.prototype._showCorruptFieldError = function(e, field, i) {
var msg = Zotero.getString("integration.corruptField")+'\n\n'+
Zotero.getString('integration.corruptField.description');
field.select();
var result = this._doc.displayAlert(msg,
Components.interfaces.zoteroIntegrationDocument.DIALOG_ICON_CAUTION,
Components.interfaces.zoteroIntegrationDocument.DIALOG_BUTTONS_YES_NO_CANCEL);
if(result == 0) {
throw e;
} else if(result == 1) { // No
this._removeCodeFields.push(i);
} else {
// Display reselect edit citation dialog
var added = this._session.editCitation(i, field.getNoteIndex());
if(added) {
this._doc.activate();
} else {
throw new Zotero.Integration.UserCancelledException();
}
}
}
/**
* Loads existing citations and bibliographies out of a document, and creates or edits fields
*/
Zotero.Integration.Document.prototype._updateSession = function(newField, editField) {
var deleteKeys = {};
this._deleteFields = [];
this._removeCodeFields = [];
this._bibliographyFields = [];
var bibliographyData = "";
// first collect entire bibliography
this._getFields();
var editFieldIndex = false;
var collectFieldsTime = (new Date()).getTime();
for(var i in this._fields) {
var field = this._fields[i];
if(editField && field.equals(editField)) {
editFieldIndex = i;
} else {
try {
var fieldCode = field.getCode();
} catch(e) {
this._showCorruptFieldError(e, field, i);
}
var [type, content] = this._getCodeTypeAndContent(fieldCode);
if(type === INTEGRATION_TYPE_ITEM) {
var noteIndex = (this._session.styleClass == "note" ? field.getNoteIndex() : 0);
try {
this._session.addCitation(i, noteIndex, content);
} catch(e) {
if(e instanceof Zotero.Integration.MissingItemException) {
// First, check if we've already decided to remove field codes from these
var reselect = true;
for each(var reselectKey in e.reselectKeys) {
if(deleteKeys[reselectKey]) {
this._removeCodeFields.push(i);
reselect = false;
break;
}
}
if(reselect) {
// Ask user what to do with this item
if(e.citationLength == 1) {
var msg = Zotero.getString("integration.missingItem.single");
} else {
var msg = Zotero.getString("integration.missingItem.multiple", (e.citationIndex+1).toString());
}
msg += '\n\n'+Zotero.getString('integration.missingItem.description');
field.select();
var result = this._doc.displayAlert(msg, 1, 3);
if(result == 0) { // Cancel
throw new Zotero.Integration.UserCancelledException();
} else if(result == 1) { // No
for each(var reselectKey in e.reselectKeys) {
deleteKeys[reselectKey] = true;
}
this._removeCodeFields.push(i);
} else { // Yes
// Display reselect item dialog
this._session.reselectItem(e);
// Now try again
this._session.addCitation(i, field.getNoteIndex(), content);
this._doc.activate();
}
}
} else if(e instanceof Zotero.Integration.CorruptFieldException) {
this._showCorruptFieldError(e, field, i);
} else {
throw e;
}
}
} else if(type === INTEGRATION_TYPE_BIBLIOGRAPHY) {
this._bibliographyFields.push(field);
if(!this._session.bibliographyData && !bibliographyData) {
bibliographyData = content;
}
} else if(type === INTEGRATION_TYPE_TEMP) {
if(newField && newField.equals(field)) {
editFieldIndex = i;
editField = field;
} else {
this._deleteFields.push(i);
}
}
}
}
var endTime = (new Date()).getTime();
if(Zotero.Debug.enabled) {
Zotero.debug("Integration: collected "+this._fields.length+" fields in "+
(endTime-collectFieldsTime)/1000+"; "+
1000/((endTime-collectFieldsTime)/this._fields.length)+" fields/second");
}
// load uncited items from bibliography
if(bibliographyData && !this._session.bibliographyData) {
try {
this._session.loadBibliographyData(bibliographyData);
} catch(e) {
if(e instanceof Zotero.Integration.CorruptFieldException) {
var msg = Zotero.getString("integration.corruptBibliography")+'\n\n'+
Zotero.getString('integration.corruptBibliography.description');
var result = this._doc.displayAlert(msg,
Components.interfaces.zoteroIntegrationDocument.DIALOG_ICON_CAUTION,
Components.interfaces.zoteroIntegrationDocument.DIALOG_BUTTONS_OK_CANCEL);
if(result == 0) {
throw e;
} else {
bibliographyData = "";
this._session.bibliographyHasChanged = true;
this._session.bibliographyDataHasChanged = true;
}
} else {
throw e;
}
}
}
// if we are reloading this session, assume no item IDs to be updated except for edited items
if(this._reloadSession) {
//this._session.restoreProcessorState(); TODO doesn't appear to be working properly
this._session.updateUpdateIndices();
var deleteCitations = this._session.updateCitations();
this._deleteFields = this._deleteFields.concat([i for(i in deleteCitations)]);
this._session.updateIndices = {};
this._session.updateItemIDs = {};
this._session.bibliographyHasChanged = false;
}
// create new citation or edit existing citation
if(editFieldIndex) {
var [type, editFieldCode] = this._getCodeTypeAndContent(editField.getCode());
var editCitation = editFieldCode ? this._session.unserializeCitation(editFieldCode, editFieldIndex) : null;
var editNoteIndex = editField.getNoteIndex();
var added = this._session.editCitation(editFieldIndex, editNoteIndex, editCitation);
this._doc.activate();
if(!added) {
if(editFieldCode) { // cancelled editing; just add as if nothing happened
this._session.addCitation(editFieldIndex, editNoteIndex, editCitation);
} else { // cancelled creation; delete the citation
this._session.deleteCitation(editFieldIndex);
}
}
}
}
/**
* Updates bibliographies and fields within a document
* @param {Boolean} forceCitations Whether to regenerate all citations
* @param {Boolean} forceBibliography Whether to regenerate all bibliography entries
* @param {Boolean} [ignoreCitationChanges] Whether to ignore changes to citations that have been
* modified since they were created, instead of showing a warning
*/
Zotero.Integration.Document.prototype._updateDocument = function(forceCitations, forceBibliography,
ignoreCitationChanges) {
// update citations
this._session.updateUpdateIndices(forceCitations);
var deleteCitations = this._session.updateCitations();
this._deleteFields = this._deleteFields.concat([i for(i in deleteCitations)]);
for(var i in this._session.updateIndices) {
var citation = this._session.citationsByIndex[i];
var field = this._fields[i];
// If there is no citation, we're deleting it, or we shouldn't update it, ignore it
if(!citation || deleteCitations[i]) continue;
if(!citation.properties.dontUpdate) {
var isRich = false;
var formattedCitation = citation.properties.custom
? citation.properties.custom : this._session.citationText[i];
if(formattedCitation.indexOf("\\") !== -1) {
// need to set text as RTF
formattedCitation = "{\\rtf "+formattedCitation+"}"
isRich = true;
}
if(forceCitations || citation.properties.formattedCitation !== formattedCitation) {
// Check if citation has been manually modified
if(!ignoreCitationChanges && citation.properties.plainCitation) {
var plainCitation = field.getText();
if(plainCitation !== citation.properties.plainCitation) {
// Citation manually modified; ask user if they want to save changes
field.select();
var result = this._doc.displayAlert(
Zotero.getString("integration.citationChanged")+"\n\n"+Zotero.getString("integration.citationChanged.description"),
Components.interfaces.zoteroIntegrationDocument.DIALOG_ICON_CAUTION,
Components.interfaces.zoteroIntegrationDocument.DIALOG_BUTTONS_YES_NO);
if(result) {
citation.properties.dontUpdate = true;
}
}
}
if(!citation.properties.dontUpdate) {
field.setText(formattedCitation, isRich);
citation.properties.formattedCitation = formattedCitation;
citation.properties.plainCitation = field.getText();
}
}
}
var fieldCode = this._session.getCitationField(citation);
if(fieldCode != citation.properties.field) {
field.setCode(
(this._session.data.prefs.storeReferences ? "ITEM CSL_CITATION" : "ITEM")
+" "+fieldCode);
if(this._session.data.prefs.fieldType === "ReferenceMark" && isRich
&& !citation.properties.dontUpdate) {
// For ReferenceMarks with formatting, we need to set the text again, because
// setting the field code removes formatting from the mark. I don't like this.
field.setText(citation.properties.custom ? citation.properties.custom
: citation.properties.formattedCitation, isRich);
}
}
}
// update bibliographies
if(this._bibliographyFields.length // if blbliography exists
&& (this._session.bibliographyHasChanged // and bibliography changed
|| forceBibliography)) { // or if we should generate regardless of changes
if(forceBibliography || this._session.bibliographyDataHasChanged) {
var bibliographyData = this._session.getBibliographyData();
for each(var field in this._bibliographyFields) {
field.setCode("BIBL "+bibliographyData
+(this._session.data.prefs.storeReferences ? " CSL_BIBLIOGRAPHY" : ""));
}
}
// get bibliography and format as RTF
var bib = this._session.getBibliography();
var bibliographyText = "";
if(bib) {
bibliographyText = bib[0].bibstart+bib[1].join("\\\r\n")+"\\\r\n"+bib[0].bibend;
// if bibliography style not set, set it
if(!this._session.data.style.bibliographyStyleHasBeenSet) {
var bibStyle = Zotero.Cite.getBibliographyFormatParameters(bib);
// set bibliography style
this._doc.setBibliographyStyle(bibStyle.firstLineIndent, bibStyle.indent,
bibStyle.lineSpacing, bibStyle.entrySpacing, bibStyle.tabStops, bibStyle.tabStops.length);
// set bibliographyStyleHasBeenSet parameter to prevent further changes
this._session.data.style.bibliographyStyleHasBeenSet = true;
this._doc.setDocumentData(this._session.data.serializeXML());
}
}
// set bibliography text
for each(var field in this._bibliographyFields) {
if(bibliographyText) {
field.setText(bibliographyText, true);
} else {
field.setText("{Bibliography}", false);
}
}
}
// do this operations in reverse in case plug-ins care about order
this._deleteFields.sort();
for(var i=(this._deleteFields.length-1); i>=0; i--) {
this._fields[this._deleteFields[i]].delete();
}
this._removeCodeFields.sort();
for(var i=(this._removeCodeFields.length-1); i>=0; i--) {
this._fields[this._removeCodeFields[i]].removeCode();
}
}
/**
* Adds a citation to the current document.
*/
Zotero.Integration.Document.prototype.addCitation = function() {
this._getSession();
var field = this._addField(true);
if(!field) return;
field.setCode("TEMP");
this._updateSession(field);
this._updateDocument();
}
/**
* Edits the citation at the cursor position.
*/
Zotero.Integration.Document.prototype.editCitation = function() {
this._getSession(true);
var field = this._doc.cursorInField(this._session.data.prefs['fieldType'])
if(!field) {
throw new Zotero.Integration.DisplayException("notInCitation");
}
this._updateSession(false, field);
this._updateDocument(false, false);
}
/**
* Adds a bibliography to the current document.
*/
Zotero.Integration.Document.prototype.addBibliography = function() {
this._getSession(true);
// Make sure we can have a bibliography
if(!this._session.data.style.hasBibliography) {
throw new Zotero.Integration.DisplayException("noBibliography");
}
// Make sure we have some citations
this._getFields(true);
var field = this._addField();
if(!field) return;
var bibliographyData = this._session.getBibliographyData();
field.setCode("BIBL "+bibliographyData
+(this._session.data.prefs.storeReferences ? " CSL_BIBLIOGRAPHY" : ""));
this._fields.push(field);
this._updateSession();
this._updateDocument(false, true);
}
/**
* Edits bibliography metadata.
*/
Zotero.Integration.Document.prototype.editBibliography = function() {
// Make sure we have a bibliography
this._getFields(true);
var haveBibliography = false;
for(var i=this._fields.length-1; i>=0; i--) {
var code = this._fields[i].getCode();
var [type, content] = this._getCodeTypeAndContent(code);
if(type == INTEGRATION_TYPE_BIBLIOGRAPHY) {
haveBibliography = true;
break;
}
}
if(!haveBibliography) {
throw new Zotero.Integration.DisplayException("mustInsertBibliography");
}
this._updateSession();
this._session.editBibliography();
this._doc.activate();
this._updateDocument(false, true);
}
/**
* Updates the citation data for all citations and bibliography entries.
*/
Zotero.Integration.Document.prototype.refresh = function() {
this._getFields(true);
// Send request, forcing update of citations and bibliography
this._updateSession();
this._updateDocument(true, true);
}
/**
* Deletes field codes.
*/
Zotero.Integration.Document.prototype.removeCodes = function() {
this._getFields(true);
var result = this._doc.displayAlert(Zotero.getString("integration.removeCodesWarning"),
Components.interfaces.zoteroIntegrationDocument.DIALOG_ICON_WARNING,
Components.interfaces.zoteroIntegrationDocument.DIALOG_BUTTONS_OK_CANCEL);
if(result) {
for(var i=this._fields.length-1; i>=0; i--) {
this._fields[i].removeCode();
}
}
}
/**
* Displays a dialog to set document preferences (style, footnotes/endnotes, etc.)
*/
Zotero.Integration.Document.prototype.setDocPrefs = function() {
this._getFields(false, true);
try {
var oldData = this._session.setDocPrefs(this._app.primaryFieldType, this._app.secondaryFieldType);
} finally {
this._doc.activate();
}
if(oldData) {
this._doc.setDocumentData(this._session.data.serializeXML());
if(this._fields && this._fields.length) {
// if there are fields, we will have to convert some things; get a list of what we need to deal with
var convertBibliographies = oldData === true || oldData.prefs.fieldType != this._session.data.prefs.fieldType;
var convertItems = convertBibliographies || oldData.prefs.noteType != this._session.data.prefs.noteType;
var fieldsToConvert = new Array();
var fieldNoteTypes = new Array();
for each(var field in this._fields) {
var fieldCode = field.getCode();
var [type, content] = this._getCodeTypeAndContent(fieldCode);
if(convertItems && type === INTEGRATION_TYPE_ITEM) {
var citation = this._session.unserializeCitation(fieldCode);
if(!citation.properties.dontUpdate) {
fieldsToConvert.push(field);
fieldNoteTypes.push(this._session.data.prefs.noteType);
}
} else if(convertBibliographies && type === INTEGRATION_TYPE_BIBLIOGRAPHY) {
fieldsToConvert.push(field);
fieldNoteTypes.push(0);
}
}
if(fieldsToConvert.length) {
// pass to conversion function
this._doc.convert(new Zotero.Integration.Document.JSEnumerator(fieldsToConvert),
this._session.data.prefs.fieldType, fieldNoteTypes, fieldNoteTypes.length);
// clear fields so that they will get collected again before refresh
this._fields = undefined;
}
// refresh contents
this._getFields(true);
this._updateSession();
this._updateDocument(true, true, true);
}
}
}
/**
* Cleans up any changes made before returning, even if an error occurred
*/
Zotero.Integration.Document.prototype.cleanup = function() {
this._doc.cleanup()
}
/**
* An exceedingly simple nsISimpleEnumerator implementation
*/
Zotero.Integration.Document.JSEnumerator = function(objArray) {
this.objArray = objArray;
}
Zotero.Integration.Document.JSEnumerator.prototype.hasMoreElements = function() {
return this.objArray.length;
}
Zotero.Integration.Document.JSEnumerator.prototype.getNext = function() {
return this.objArray.shift();
}
/**
* Keeps track of all session-specific variables
*/
Zotero.Integration.Session = function() {
// holds items not in document that should be in bibliography
this.uncitedItems = {};
this.omittedItems = {};
this.customBibliographyText = {};
this.reselectedItems = {};
this.citationIDs = {};
}
/**
* Resets per-request variables in the CitationSet
*/
Zotero.Integration.Session.prototype.resetRequest = function(doc) {
this.citationsByItemID = {};
this.citationsByIndex = [];
this.embeddedItems = {};
this.embeddedItemsByURI = {};
this.uriMap = new Zotero.Integration.URIMap(this);
this.regenerateAll = false;
this.bibliographyHasChanged = false;
this.bibliographyDataHasChanged = false;
this.updateItemIDs = {};
this.updateIndices = {};
this.newIndices = {};
this.oldCitationIDs = this.citationIDs;
this.citationIDs = {};
this.citationText = {};
this.doc = doc;
}
/**
* Changes the Session style and data
* @param data {Zotero.Integration.DocumentData}
*/
Zotero.Integration.Session.prototype.setData = function(data) {
var oldStyleID = (this.data && this.data.style.styleID ? this.data.style.styleID : false);
this.data = data;
if(data.style.styleID && oldStyleID != data.style.styleID) {
this.styleID = data.style.styleID;
try {
var getStyle = Zotero.Styles.get(data.style.styleID);
data.style.hasBibliography = getStyle.hasBibliography;
this.style = getStyle.csl;
this.style.setOutputFormat("rtf");
this.styleClass = getStyle.class;
this.dateModified = new Object();
} catch(e) {
Zotero.logError(e);
data.style.styleID = undefined;
throw new Zotero.Integration.DisplayException("invalidStyle");
}
return true;
}
return false;
}
/**
* Displays a dialog in a modal-like fashion without hanging the thread
*/
Zotero.Integration.Session.prototype._displayDialog = function(url, options, io) {
if(this.doc) this.doc.cleanup();
var allOptions = 'chrome,centerscreen';
// without this, Firefox gets raised with our windows under Compiz
if(Zotero.isLinux) allOptions += ',dialog=no';
if(options) allOptions += ','+options;
var window = Components.classes["@mozilla.org/embedcomp/window-watcher;1"]
.getService(Components.interfaces.nsIWindowWatcher)
.openWindow(null, url, '', allOptions, (io ? io : null));
Zotero.Integration.activate(window);
while(!window.closed) {
Zotero.mainThread.processNextEvent(true);
if(window.newWindow) window = window.newWindow;
}
}
/**
* Displays a dialog to set document preferences
*/
Zotero.Integration.Session.prototype.setDocPrefs = function(primaryFieldType, secondaryFieldType) {
var io = new function() {
this.wrappedJSObject = this;
};
if(this.data) {
io.style = this.data.style.styleID;
io.useEndnotes = this.data.prefs.noteType == 0 ? 0 : this.data.prefs.noteType-1;
io.fieldType = this.data.prefs.fieldType;
io.primaryFieldType = primaryFieldType;
io.secondaryFieldType = secondaryFieldType;
io.storeReferences = this.data.prefs.storeReferences;
}
this._displayDialog('chrome://zotero/content/integration/integrationDocPrefs.xul', '', io);
if(!io.style) throw new Zotero.Integration.UserCancelledException();
// set data
var oldData = this.data;
var data = new Zotero.Integration.DocumentData();
data.sessionID = oldData.sessionID;
data.style.styleID = io.style;
data.prefs.fieldType = io.fieldType;
data.prefs.storeReferences = io.storeReferences;
this.setData(data);
// need to do this after setting the data so that we know if it's a note style
this.data.prefs.noteType = this.style && this.styleClass == "note" ? io.useEndnotes+1 : 0;
if(!oldData || oldData.style.styleID != data.style.styleID
|| oldData.prefs.noteType != data.prefs.noteType
|| oldData.prefs.fieldType != data.prefs.fieldType) {
this.oldCitationIDs = {};
}
return oldData ? oldData : true;
}
/**
* Reselects an item to replace a deleted item
* @param exception {Zotero.Integration.MissingItemException}
*/
Zotero.Integration.Session.prototype.reselectItem = function(exception) {
var io = new function() {
this.wrappedJSObject = this;
};
io.addBorder = Zotero.isWin;
io.singleSelection = true;
this._displayDialog('chrome://zotero/content/selectItemsDialog.xul', 'resizable', io);
if(io.dataOut && io.dataOut.length) {
var itemID = io.dataOut[0];
// add reselected item IDs to hash, so they can be used
for each(var reselectKey in exception.reselectKeys) {
this.reselectedItems[reselectKey] = itemID;
}
// add old URIs to map, so that they will be included
if(exception.reselectKeyType == RESELECT_KEY_URI) {
this.uriMap.add(itemID, exception.reselectKeys.concat(this.uriMap.getURIsForItemID(itemID)));
}
// flag for update
this.updateItemIDs[itemID] = true;
}
}
/**
* Generates a field from a citation object
*/
Zotero.Integration.Session.prototype.getCitationField = function(citation) {
const saveProperties = ["custom", "unsorted", "formattedCitation", "plainCitation", "dontUpdate"];
const saveCitationItemKeys = ["locator", "label", "suppress-author", "author-only", "prefix",
"suffix"];
var addSchema = false;
var type;
var field = [];
field.push('"citationID":'+uneval(citation.citationID));
var properties = JSON.stringify(citation.properties, saveProperties);
if(properties != "{}") {
field.push('"properties":'+properties);
}
var m = citation.citationItems.length;
var citationItems = new Array(m);
for(var j=0; j<m; j++) {
var citationItem = citation.citationItems[j],
serializeCitationItem = {},
key, value;
// add URI and itemData
var slashIndex;
if(typeof citationItem.id === "string" && (slashIndex = citationItem.id.indexOf("/")) !== -1) {
// this is an embedded item
serializeCitationItem.id = citationItem.itemData.id;
serializeCitationItem.uris = citationItem.uris;
// always store itemData, since we have no way to get it back otherwise
serializeCitationItem.itemData = citationItem.itemData;
addSchema = true;
} else {
serializeCitationItem.id = citationItem.id;
serializeCitationItem.uris = this.uriMap.getURIsForItemID(citationItem.id);
// XXX For compatibility with older versions of Zotero; to be removed at a later date
serializeCitationItem.uri = serializeCitationItem.uris;
// add itemData only if requested
if(this.data.prefs.storeReferences) {
serializeCitationItem.itemData = citationItem.item;
addSchema = true;
}
}
// copy saveCitationItemKeys
for(var i=0, n=saveCitationItemKeys.length; i<n; i++) {
if((value = citationItem[(key = saveCitationItemKeys[i])])) {
serializeCitationItem[key] = value;
}
}
citationItems[j] = JSON.stringify(serializeCitationItem);
}
field.push('"citationItems":['+citationItems.join(",")+"]");
if(addSchema) {
field.push('"schema":"https://github.com/citation-style-language/schema/raw/master/csl-citation.json"');
}
return "{"+field.join(",")+"}";
}
/**
* Adds a citation based on a serialized Word field
*/
Zotero.Integration._oldCitationLocatorMap = {
p:"page",
g:"paragraph",
l:"line"
};
/**
* Adds a citation to the arrays representing the document
*/
Zotero.Integration.Session.prototype.addCitation = function(index, noteIndex, arg) {
var index = parseInt(index, 10);
if(typeof(arg) == "string") { // text field
if(arg == "!" || arg == "X") return;
var citation = this.unserializeCitation(arg, index);
} else { // a citation already
var citation = arg;
}
// get items
for(var i=0, n=citation.citationItems.length; i<n; i++) {
var citationItem = citation.citationItems[i];
// get Zotero item
var zoteroItem = false;
if(citationItem.uris) {
[zoteroItem, needUpdate] = this.uriMap.getZoteroItemForURIs(citationItem.uris);
if(needUpdate) this.updateIndices[index] = true;
} else {
if(citationItem.key) {
zoteroItem = Zotero.Items.getByKey(citationItem.key);
} else if(citationItem.itemID) {
zoteroItem = Zotero.Items.get(citationItem.itemID);
} else if(citationItem.id) {
zoteroItem = Zotero.Items.get(citationItem.id);
}
if(zoteroItem) this.updateIndices[index] = true;
}
// if no item, check if it was already reselected and otherwise handle as a missing item
if(!zoteroItem) {
if(citationItem.uris) {
var reselectKeys = citationItem.uris;
var reselectKeyType = RESELECT_KEY_URI;
} else if(citationItem.key) {
var reselectKeys = [citationItem.key];
var reselectKeyType = RESELECT_KEY_ITEM_KEY;
} else if(citationItem.id) {
var reselectKeys = [citationItem.id];
var reselectKeyType = RESELECT_KEY_ITEM_ID;
} else {
var reselectKeys = [citationItem.itemID];
var reselectKeyType = RESELECT_KEY_ITEM_ID;
}
// look to see if item has already been reselected
for each(var reselectKey in reselectKeys) {
if(this.reselectedItems[reselectKey]) {
zoteroItem = Zotero.Items.get(this.reselectedItems[reselectKey]);
citationItem.id = zoteroItem.id;
this.updateIndices[index] = true;
break;
}
}
if(!zoteroItem) {
// check embedded items
if(citationItem.uris) {
var success = false;
for(var j=0, m=citationItem.uris.length; j<m; j++) {
var embeddedItem = this.embeddedItemsByURI[citationItem.uris[j]];
if(embeddedItem) {
citationItem.id = this.data.sessionID+"/"+embeddedItem.id;
success = true;
break;
}
}
if(success) continue;
}
if(citationItem.itemData) {
// add new embedded item
var itemData = Zotero.Utilities.deepCopy(citationItem.itemData);
for(var j=0, m=citationItem.uris.length; j<m; j++) {
this.embeddedItemsByURI[citationItem.uris[j]] = itemData;
}
// assign a random string as an item ID
var anonymousID = itemData.id = Zotero.randomString();
this.embeddedItems[anonymousID] = itemData;
citationItem.id = this.data.sessionID+"/"+anonymousID;
} else {
// if not already reselected, throw a MissingItemException
throw(new Zotero.Integration.MissingItemException(
reselectKeys, reselectKeyType, i, citation.citationItems.length));
}
}
}
if(zoteroItem) {
citationItem.id = zoteroItem.id;
}
}
citation.properties.added = true;
citation.properties.zoteroIndex = index;
citation.properties.noteIndex = noteIndex;
this.citationsByIndex[index] = citation;
// add to citationsByItemID and citationsByIndex
for(var i=0; i<citation.citationItems.length; i++) {
var citationItem = citation.citationItems[i];
if(!this.citationsByItemID[citationItem.id]) {
this.citationsByItemID[citationItem.id] = [citation];
this.bibliographyHasChanged = true;
} else {
var byItemID = this.citationsByItemID[citationItem.id];
if(byItemID[byItemID.length-1].properties.zoteroIndex < index) {
// if index is greater than the last index, add to end
byItemID.push(citation);
} else {
// otherwise, splice in at appropriate location
for(var j=0; byItemID[j].properties.zoteroIndex < index && j<byItemID.length-1; j++) {}
byItemID.splice(j++, 0, citation);
}
}
}
var needNewID = !citation.citationID || this.citationIDs[citation.citationID];
if(needNewID || !this.oldCitationIDs[citation.citationID]) {
if(needNewID) {
Zotero.debug("Integration: "+citation.citationID+" ("+index+") needs new citationID");
citation.citationID = Zotero.randomString();
}
this.newIndices[index] = true;
this.updateIndices[index] = true;
}
Zotero.debug("Integration: adding citationID "+citation.citationID);
this.citationIDs[citation.citationID] = true;
}
/**
* Unserializes a JSON citation into a citation object (sans items)
*/
Zotero.Integration.Session.prototype.unserializeCitation = function(arg, index) {
var firstBracket = arg.indexOf("{");
if(firstBracket !== -1) { // JSON field
arg = arg.substr(firstBracket);
// fix for corrupted fields
var lastBracket = arg.lastIndexOf("}");
if(lastBracket+1 != arg.length) {
this.updateIndices[index] = true;
arg = arg.substr(0, lastBracket+1);
}
// get JSON
try {
var citation = JSON.parse(arg);
} catch(e) {
// fix for corrupted fields (corrupted by Word, somehow)
try {
var citation = JSON.parse(arg.substr(0, arg.length-1));
} catch(e) {
// another fix for corrupted fields (corrupted by 2.1b1)
try {
var citation = JSON.parse(arg.replace(/{{((?:\s*,?"unsorted":(?:true|false)|\s*,?"custom":"(?:(?:\\")?[^"]*\s*)*")*)}}/, "{$1}"));
} catch(e) {
throw new Zotero.Integration.CorruptFieldException(arg);
}
}
}
// fix for uppercase citation codes
if(citation.CITATIONITEMS) {
this.updateIndices[index] = true;
citation.citationItems = [];
for (var i=0; i<citation.CITATIONITEMS.length; i++) {
for (var j in citation.CITATIONITEMS[i]) {
switch (j) {
case 'ITEMID':
var field = 'itemID';
break;
// 'position', 'custom'
default:
var field = j.toLowerCase();
}
if (!citation.citationItems[i]) {
citation.citationItems[i] = {};
}
citation.citationItems[i][field] = citation.CITATIONITEMS[i][j];
}
}
}
if(!citation.properties) citation.properties = {};
for each(var citationItem in citation.citationItems) {
// for upgrade from Zotero 2.0 or earlier
if(citationItem.locatorType) {
citationItem.label = citationItem.locatorType;
delete citationItem.locatorType;
} else if(citationItem.suppressAuthor) {
citationItem["suppress-author"] = citationItem["suppressAuthor"];
delete citationItem.suppressAuthor;
}
// fix for improper upgrade from Zotero 2.1 in <2.1.5
if(parseInt(citationItem.label) == citationItem.label) {
const locatorTypeTerms = ["page", "book", "chapter", "column", "figure", "folio",
"issue", "line", "note", "opus", "paragraph", "part", "section", "sub verbo",
"volume", "verse"];
citationItem.label = locatorTypeTerms[parseInt(citationItem.label)];
}
// for update from Zotero 2.1 or earlier
if(citationItem.uri) {
citationItem.uris = citationItem.uri;
delete citationItem.uri;
}
}
// for upgrade from Zotero 2.0 or earlier
if(citation.sort) {
citation.properties.unsorted = !citation.sort;
delete citation.sort;
}
if(citation.custom) {
citation.properties.custom = citation.custom;
delete citation.custom;
}
if(!citation.citationID) citation.citationID = Zotero.randomString();
citation.properties.field = arg;
} else { // ye olde style field
var underscoreIndex = arg.indexOf("_");
var itemIDs = arg.substr(0, underscoreIndex).split("|");
var lastIndex = arg.lastIndexOf("_");
if(lastIndex != underscoreIndex+1) {
var locatorString = arg.substr(underscoreIndex+1, lastIndex-underscoreIndex-1);
var locators = locatorString.split("|");
}
var citationItems = new Array();
for(var i=0; i<itemIDs.length; i++) {
var citationItem = {id:itemIDs[i]};
if(locators) {
citationItem.locator = locators[i].substr(1);
citationItem.label = Zotero.Integration._oldCitationLocatorMap[locators[i][0]];
}
citationItems.push(citationItem);
}
var citation = {"citationItems":citationItems, properties:{}};
this.updateIndices[index] = true;
}
return citation;
}
/**
* marks a citation for removal
*/
Zotero.Integration.Session.prototype.deleteCitation = function(index) {
var oldCitation = (this.citationsByIndex[index] ? this.citationsByIndex[index] : false);
this.citationsByIndex[index] = {properties:{"delete":true}};
if(oldCitation && oldCitation.citationItems & oldCitation.properties.added) {
// clear out old citations if necessary
for each(var citationItem in oldCitation.citationItems) {
if(this.citationsByItemID[citationItem.id]) {
var indexInItemID = this.citationsByItemID[citationItem.id].indexOf(oldCitation);
if(indexInItemID !== -1) {
this.citationsByItemID[citationItem.id] = this.citationsByItemID[citationItem.id].splice(indexInItemID, 1);
if(this.citationsByItemID[citationItem.id].length == 0) {
delete this.citationsByItemID[citationItem.id];
}
}
}
}
}
Zotero.debug("Integration: Deleting old citationID "+oldCitation.citationID);
if(oldCitation.citationID) delete this.citationIDs[oldCitation.citationID];
this.updateIndices[index] = true;
}
/**
* Gets integration bibliography
*/
Zotero.Integration.Session.prototype.getBibliography = function() {
this.updateUncitedItems();
// generate bibliography
var bib = this.style.makeBibliography();
if(bib) {
// omit items
Zotero.Cite.removeFromBibliography(bib, this.omittedItems);
// replace items with their custom counterpars
for(var i in bib[0].entry_ids) {
if(this.customBibliographyText[bib[0].entry_ids[i]]) {
bib[1][i] = this.customBibliographyText[bib[0].entry_ids[i]];
}
}
}
return bib;
}
/**
* Calls CSL.Engine.updateUncitedItems() to reconcile list of uncited items
*/
Zotero.Integration.Session.prototype.updateUncitedItems = function() {
// There appears to be a bug somewhere here.
if(Zotero.Debug.enabled) Zotero.debug("Integration: style.updateUncitedItems("+this.uncitedItems.toSource()+")");
this.style.updateUncitedItems([parseInt(i) for(i in this.uncitedItems)]);
}
/**
* Refreshes updateIndices variable to include fields for modified items
*/
Zotero.Integration.Session.prototype.updateUpdateIndices = function(regenerateAll) {
if(regenerateAll || this.regenerateAll) {
// update all indices
for(var i in this.citationsByIndex) {
this.newIndices[i] = true;
this.updateIndices[i] = true;
}
} else {
// update only item IDs
for(var i in this.updateItemIDs) {
if(this.citationsByItemID[i] && this.citationsByItemID[i].length) {
for(var j=0; j<this.citationsByItemID[i].length; j++) {
this.updateIndices[this.citationsByItemID[i][j].properties.zoteroIndex] = true;
}
}
}
}
}
/**
* Returns citations before and after a given index
*/
Zotero.Integration.Session.prototype._getPrePost = function(index) {
var citationIndices = [];
var citationsPre = [];
for(var i=0; i<index; i++) {
if(this.citationsByIndex[i] && !this.newIndices[i] && !this.citationsByIndex[i].properties.delete) {
citationsPre.push([this.citationsByIndex[i].citationID, this.citationsByIndex[i].properties.noteIndex]);
citationIndices.push(i);
}
}
citationIndices.push(index);
var citationsPost = [];
for(var i=index+1; i<this.citationsByIndex.length; i++) {
if(this.citationsByIndex[i] && !this.newIndices[i] && !this.citationsByIndex[i].properties.delete) {
citationsPost.push([this.citationsByIndex[i].citationID, this.citationsByIndex[i].properties.noteIndex]);
citationIndices.push(i);
}
}
return [citationsPre, citationsPost, citationIndices];
}
/**
* Returns a formatted citation
*/
Zotero.Integration.Session.prototype.formatCitation = function(index, citation) {
if(!this.citationText[index]) {
var citationsPre, citationsPost, citationIndices;
[citationsPre, citationsPost, citationIndices] = this._getPrePost(index);
if(Zotero.Debug.enabled) {
Zotero.debug("Integration: style.processCitationCluster("+citation.toSource()+", "+citationsPre.toSource()+", "+citationsPost.toSource());
}
var newCitations = this.style.processCitationCluster(citation, citationsPre, citationsPost);
for each(var newCitation in newCitations[1]) {
this.citationText[citationIndices[newCitation[0]]] = newCitation[1];
this.updateIndices[citationIndices[newCitation[0]]] = true;
}
return newCitations.bibchange;
}
}
/**
* Updates the list of citations to be serialized to the document
*/
Zotero.Integration.Session.prototype.updateCitations = function() {
/*var allUpdatesForced = false;
var forcedUpdates = {};
if(force) {
allUpdatesForced = true;
// make sure at least one citation gets updated
updateLoop: for each(var indexList in [this.newIndices, this.updateIndices]) {
for(var i in indexList) {
if(!this.citationsByIndex[i].properties.delete) {
allUpdatesForced = false;
break updateLoop;
}
}
}
if(allUpdatesForced) {
for(i in this.citationsByIndex) {
if(this.citationsByIndex[i] && !this.citationsByIndex[i].properties.delete) {
forcedUpdates[i] = true;
break;
}
}
}
}*/
if(Zotero.Debug.enabled) {
Zotero.debug("Integration: Indices of new citations");
Zotero.debug([key for(key in this.newIndices)]);
Zotero.debug("Integration: Indices of updated citations");
Zotero.debug([key for(key in this.updateIndices)]);
}
var deleteCitations = {};
for each(var indexList in [this.newIndices, this.updateIndices]) {
for(var index in indexList) {
index = parseInt(index);
var citation = this.citationsByIndex[index];
if(citation.properties.delete) {
deleteCitations[index] = true;
continue;
}
if(this.formatCitation(index, citation)) {
this.bibliographyHasChanged = true;
}
if(!this.citationIDs[citation.citationID]) {
this.citationIDs[citation.citationID] = citation;
}
delete this.newIndices[index];
}
}
/*if(allUpdatesForced) {
this.newIndices = {};
this.updateIndices = {};
}*/
return deleteCitations;
}
/**
* Restores processor state from document, without requesting citation updates
*/
Zotero.Integration.Session.prototype.restoreProcessorState = function() {
var citations = [];
for(var i in this.citationsByIndex) {
if(this.citationsByIndex[i] && !this.newIndices[i] && !this.citationsByIndex[i].properties.delete) {
citations.push(this.citationsByIndex[i]);
}
}
this.style.restoreProcessorState(citations);
}
/**
* Loads document data from a JSON object
*/
Zotero.Integration.Session.prototype.loadBibliographyData = function(json) {
var openBraceIndex = json.indexOf("{");
if(openBraceIndex == -1) return;
try {
var documentData = JSON.parse(json.substring(openBraceIndex, json.lastIndexOf("}")+1));
} catch(e) {
try {
var documentData = JSON.parse(json.substr(0, json.length-1));
} catch(e) {
throw new Zotero.Integration.CorruptFieldException(json);
}
}
var needUpdate;
// set uncited
if(documentData.uncited) {
if(documentData.uncited[0]) {
// new style array of arrays with URIs
let zoteroItem, needUpdate;
for each(var uris in documentData.uncited) {
[zoteroItem, needUpdate] = this.uriMap.getZoteroItemForURIs(uris);
if(zoteroItem && !this.citationsByItemID[zoteroItem.id]) {
this.uncitedItems[zoteroItem.id] = true;
} else {
needUpdate = true;
}
this.bibliographyDataHasChanged |= needUpdate;
}
} else {
for(var itemID in documentData.uncited) {
// if not yet in item set, add to item set
var zoteroItem = Zotero.Items.getByKey(itemID);
if(!zoteroItem) zoteroItem = Zotero.Items.get(itemID);
if(zoteroItem) this.uncitedItems[zoteroItem.id] = true;
}
this.bibliographyDataHasChanged = true;
}
this.updateUncitedItems();
}
// set custom bibliography entries
if(documentData.custom) {
if(documentData.custom[0]) {
// new style array of arrays with URIs
var zoteroItem, needUpdate;
for each(var custom in documentData.custom) {
[zoteroItem, needUpdate] = this.uriMap.getZoteroItemForURIs(custom[0]);
if(!zoteroItem) continue;
if(needUpdate) this.bibliographyDataHasChanged = true;
if(this.citationsByItemID[zoteroItem.id] || this.uncitedItems[zoteroItem.id]) {
this.customBibliographyText[zoteroItem.id] = custom[1];
}
}
} else {
// old style hash
for(var itemID in documentData.custom) {
var zoteroItem = Zotero.Items.getByKey(itemID);
if(!zoteroItem) zoteroItem = Zotero.Items.get(itemID);
if(!zoteroItem) continue;
if(this.citationsByItemID[zoteroItem.id] || this.uncitedItems[zoteroItem.id]) {
this.customBibliographyText[zoteroItem.id] = documentData.custom[itemID];
}
}
this.bibliographyDataHasChanged = true;
}
}
// set entries to be omitted from bibliography
if(documentData.omitted) {
let zoteroItem, needUpdate;
for each(var uris in documentData.omitted) {
[zoteroItem, update] = this.uriMap.getZoteroItemForURIs(uris);
if(zoteroItem && this.citationsByItemID[zoteroItem.id]) {
this.omittedItems[zoteroItem.id] = true;
} else {
needUpdate = true;
}
this.bibliographyDataHasChanged |= needUpdate;
}
}
this.bibliographyData = json;
}
/**
* Saves document data from a JSON object
*/
Zotero.Integration.Session.prototype.getBibliographyData = function() {
var bibliographyData = {};
// add uncited if there is anything
for(var item in this.uncitedItems) {
if(item) {
if(!bibliographyData.uncited) bibliographyData.uncited = [];
bibliographyData.uncited.push(this.uriMap.getURIsForItemID(item));
}
}
for(var item in this.omittedItems) {
if(item) {
if(!bibliographyData.omitted) bibliographyData.omitted = [];
bibliographyData.omitted.push(this.uriMap.getURIsForItemID(item));
}
}
// look for custom bibliography entries
bibliographyData.custom = [[this.uriMap.getURIsForItemID(id), this.customBibliographyText[id]]
for(id in this.customBibliographyText)];
if(bibliographyData.uncited || bibliographyData.custom) {
return JSON.stringify(bibliographyData);
} else {
return ""; // nothing
}
}
/**
* Returns a preview, given a citation object (whose citationItems lack item
* and position)
*/
Zotero.Integration.Session.prototype.previewCitation = function(citation) {
var citationsPre, citationsPost, citationIndices;
[citationsPre, citationsPost, citationIndices] = this._getPrePost(citation.properties.zoteroIndex);
try {
return this.style.previewCitationCluster(citation, citationsPre, citationsPost, "rtf");
} catch(e) {
Zotero.debug(e);
throw e;
}
}
/**
* Brings up the addCitationDialog, prepopulated if a citation is provided
*/
Zotero.Integration.Session.prototype.editCitation = function(index, noteIndex, citation) {
var me = this;
var io = new function() { this.wrappedJSObject = this; }
// if there's already a citation, make sure we have item IDs in addition to keys
if(citation) {
var zoteroItem;
for each(var citationItem in citation.citationItems) {
var item = false;
if(!citationItem.id) {
zoteroItem = false;
if(citationItem.uris) {
[zoteroItem, ] = this.uriMap.getZoteroItemForURIs(citationItem.uris);
} else if(citationItem.key) {
zoteroItem = Zotero.Items.getByKey(citationItem.key);
}
if(zoteroItem) citationItem.id = zoteroItem.id;
}
}
}
// create object to hold citation
io.citation = (citation ? JSON.parse(JSON.stringify(citation)) : {"citationItems":{}, "properties":{}});
delete io.citation.properties["formattedCitation"];
delete io.citation.properties["plainCitation"];
delete io.citation.properties["dontUpdate"];
io.citation.properties.zoteroIndex = parseInt(index, 10);
io.citation.properties.noteIndex = parseInt(noteIndex, 10);
// assign preview function
io.previewFunction = function() {
return me.previewCitation(io.citation);
}
// determine whether citation is sortable in current style
io.sortable = this.style.opt.sort_citations;
// citeproc-js style object for use of third-party extension
io.style = this.style;
if(Zotero.Prefs.get("integration.useClassicAddCitationDialog")) {
this._displayDialog('chrome://zotero/content/integration/addCitationDialog.xul', 'resizable', io);
} else {
this._displayDialog('chrome://zotero/content/integration/quickFormat.xul', '', io);
}
if(io.citation.citationItems.length) { // we have an item
this.addCitation(index, noteIndex, io.citation);
this.updateIndices[index] = true;
}
return !!io.citation.citationItems.length;
}
/**
* Edits integration bibliography
*/
Zotero.Integration.Session.prototype.editBibliography = function() {
var bibliographyEditor = new Zotero.Integration.Session.BibliographyEditInterface(this);
var io = new function() { this.wrappedJSObject = bibliographyEditor; }
this.bibliographyDataHasChanged = this.bibliographyHasChanged = true;
this._displayDialog('chrome://zotero/content/integration/editBibliographyDialog.xul', 'resizable', io);
}
/**
* @class Interface for bibliography editor to alter document bibliography
* @constructor
* Creates a new bibliography editor interface
* @param session {Zotero.Integration.Session}
*/
Zotero.Integration.Session.BibliographyEditInterface = function(session) {
this.session = session;
this._changed = {
"customBibliographyText":{},
"uncitedItems":{},
"omittedItems":{}
}
for(var list in this._changed) {
for(var key in this.session[list]) {
this._changed[list][key] = this.session[list][key];
}
}
this._update();
}
/**
* Updates stored bibliography
*/
Zotero.Integration.Session.BibliographyEditInterface.prototype._update = function() {
this.session.updateUncitedItems();
this.session.style.setOutputFormat("rtf");
this.bibliography = this.session.style.makeBibliography();
Zotero.Cite.removeFromBibliography(this.bibliography, this.session.omittedItems);
for(var i in this.bibliography[0].entry_ids) {
if(this.bibliography[0].entry_ids[i].length != 1) continue;
var itemID = this.bibliography[0].entry_ids[i][0];
if(this.session.customBibliographyText[itemID]) {
this.bibliography[1][i] = this.session.customBibliographyText[itemID];
}
}
}
/**
* Reverts the text of an individual bibliography entry
*/
Zotero.Integration.Session.BibliographyEditInterface.prototype.revert = function(itemID) {
delete this.session.customBibliographyText[itemID];
this._update();
}
/**
* Reverts bibliography to condition in which no edits have been made
*/
Zotero.Integration.Session.BibliographyEditInterface.prototype.revertAll = function() {
for(var list in this._changed) {
this.session[list] = {};
}
this._update();
}
/**
* Reverts bibliography to condition before BibliographyEditInterface was opened
* Does not run _update automatically, since this will usually only happen with a cancel request
*/
Zotero.Integration.Session.BibliographyEditInterface.prototype.cancel = function() {
for(var list in this._changed) {
this.session[list] = this._changed[list];
}
this.session.updateUncitedItems();
}
/**
* Checks whether a given reference is cited within the main document text
*/
Zotero.Integration.Session.BibliographyEditInterface.prototype.isCited = function(item) {
if(this.session.citationsByItemID[item]) return true;
}
/**
* Checks whether an item ID is cited in the bibliography being edited
*/
Zotero.Integration.Session.BibliographyEditInterface.prototype.isEdited = function(itemID) {
if(this.session.customBibliographyText[itemID]) return true;
return false;
}
/**
* Checks whether any citations in the bibliography have been edited
*/
Zotero.Integration.Session.BibliographyEditInterface.prototype.isAnyEdited = function() {
for(var list in this._changed) {
for(var a in this.session[list]) {
return true;
}
}
return false;
}
/**
* Adds an item to the bibliography
*/
Zotero.Integration.Session.BibliographyEditInterface.prototype.add = function(itemID) {
if(this.session.omittedItems[itemID]) {
delete this.session.omittedItems[itemID];
} else {
this.session.uncitedItems[itemID] = true;
}
this._update();
}
/**
* Removes an item from the bibliography being edited
*/
Zotero.Integration.Session.BibliographyEditInterface.prototype.remove = function(itemID) {
if(this.session.uncitedItems[itemID]) {
delete this.session.uncitedItems[itemID];
} else {
this.session.omittedItems[itemID] = true;
}
this._update();
}
/**
* Sets custom bibliography text for a given item
*/
Zotero.Integration.Session.BibliographyEditInterface.prototype.setCustomText = function(itemID, text) {
this.session.customBibliographyText[itemID] = text;
this._update();
}
/**
* A class for parsing and passing around document-specific data
*/
Zotero.Integration.DocumentData = function(string) {
this.style = {};
this.prefs = {};
this.sessionID = null;
if(string) {
this.unserialize(string);
}
}
/**
* Serializes document-specific data as XML
*/
Zotero.Integration.DocumentData.prototype.serializeXML = function() {
var xmlData = <data data-version={DATA_VERSION} zotero-version={Zotero.version}>
<session id={this.sessionID} />
<style id={this.style.styleID} hasBibliography={this.style.hasBibliography ? 1 : 0}
bibliographyStyleHasBeenSet={this.style.bibliographyStyleHasBeenSet ? 1 : 0}/>
<prefs/>
</data>;
for(var pref in this.prefs) {
xmlData.prefs.pref += <pref name={pref} value={this.prefs[pref]}/>
}
XML.prettyPrinting = false;
var output = xmlData.toXMLString().replace("\n", "", "g");
XML.prettyPrinting = true;
return output;
}
/**
* Unserializes document-specific XML
*/
Zotero.Integration.DocumentData.prototype.unserializeXML = function(xmlData) {
if(typeof xmlData == "string") {
var xmlData = new XML(xmlData);
}
this.sessionID = xmlData.session.@id.toString();
this.style = {"styleID":xmlData.style.@id.toString(),
"hasBibliography":(xmlData.style.@hasBibliography.toString() == 1),
"bibliographyStyleHasBeenSet":(xmlData.style.@bibliographyStyleHasBeenSet.toString() == 1)};
this.prefs = {};
for each(var pref in xmlData.prefs.children()) {
var name = pref.@name.toString();
var value = pref.@value.toString();
if(value === "true") {
value = true;
} else if(value === "false") {
value = false;
}
this.prefs[name] = value;
}
if(this.prefs["storeReferences"] === undefined) this.prefs["storeReferences"] = false;
this.zoteroVersion = xmlData["@zotero-version"].length() ? xmlData["@zotero-version"].toString() : "2.0";
this.dataVersion = xmlData["@data-version"].length() ? xmlData["@data-version"].toString() : 2;
}
/**
* Unserializes document-specific data, either as XML or as the string form used previously
*/
Zotero.Integration.DocumentData.prototype.unserialize = function(input) {
if(input[0] == "<") {
this.unserializeXML(input);
} else {
const splitRe = /(^|[^:]):(?!:)/;
var splitOutput = input.split(splitRe);
var prefParameters = [];
for(var i=0; i<splitOutput.length; i+=2) {
prefParameters.push((splitOutput[i]+(splitOutput[i+1] ? splitOutput[i+1] : "")).replace("::", ":", "g"));
}
this.sessionID = prefParameters[0];
this.style = {"styleID":prefParameters[1],
"hasBibliography":(prefParameters[3] == "1" || prefParameters[3] == "True"),
"bibliographyStyleHasBeenSet":false};
this.prefs = {"fieldType":((prefParameters[5] == "1" || prefParameters[5] == "True") ? "Bookmark" : "Field"),
"storeReferences":false};
if(prefParameters[2] == "note") {
if(prefParameters[4] == "1" || prefParameters[4] == "True") {
this.prefs.noteType = Components.interfaces.zoteroIntegrationDocument.NOTE_ENDNOTE;
} else {
this.prefs.noteType = Components.interfaces.zoteroIntegrationDocument.NOTE_FOOTNOTE;
}
} else {
this.prefs.noteType = 0;
}
this.zoteroVersion = "2.0b6 or earlier";
this.dataVersion = 1;
}
}
/**
* Handles mapping of item IDs to URIs
*/
Zotero.Integration.URIMap = function(session) {
this.itemIDURIs = {};
this.session = session;
}
/**
* Adds a given mapping to the URI map
*/
Zotero.Integration.URIMap.prototype.add = function(id, uris) {
this.itemIDURIs[id] = uris;
}
/**
* Gets URIs for a given item ID, and adds to map
*/
Zotero.Integration.URIMap.prototype.getURIsForItemID = function(id) {
if(!this.itemIDURIs[id]) {
this.itemIDURIs[id] = [Zotero.URI.getItemURI(Zotero.Items.get(id))];
}
// Make sure that group relations are included
var uris = this.itemIDURIs[id];
for(var i=0; i<uris.length; i++) {
var relations = Zotero.Relations.getByURIs(uris[i], Zotero.Item.linkedItemPredicate);
for(var j=0, n=relations.length; j<n; j++) {
var newUri = relations[j].object;
if(uris.indexOf(newUri) === -1) uris.push(newUri);
}
}
return this.itemIDURIs[id];
}
/**
* Gets Zotero item for a given set of URIs
*/
Zotero.Integration.URIMap.prototype.getZoteroItemForURIs = function(uris) {
var zoteroItem = false;
var needUpdate = false;
for(var i=0, n=uris.length; i<n; i++) {
// Try getting URI directly
var uri = uris[i];
try {
zoteroItem = Zotero.URI.getURIItem(uri);
if(zoteroItem) {
// Ignore items in the trash
if(zoteroItem.deleted) {
zoteroItem = false;
} else {
break;
}
}
} catch(e) {}
// Try merged item mappings
var seen = [];
// Follow merged item relations until we find an item or hit a dead end
while (!zoteroItem) {
var relations = Zotero.Relations.getByURIs(uri, Zotero.Relations.deletedItemPredicate);
// No merged items found
if(!relations.length) {
break;
}
uri = relations[0].object;
// Keep track of mapped URIs in case there's a circular relation
if(seen.indexOf(uri) != -1) {
var msg = "Circular relation for '" + uri + "' in merged item mapping resolution";
Zotero.debug(msg, 2);
Components.utils.reportError(msg);
break;
}
seen.push(uri);
try {
zoteroItem = Zotero.URI.getURIItem(uri);
if(zoteroItem) {
// Ignore items in the trash
if(zoteroItem.deleted) {
zoteroItem = false;
} else {
break;
}
}
} catch(e) {}
}
if(zoteroItem) break;
}
if(zoteroItem) {
// make sure URI is up to date (in case user just began synching)
var newURI = Zotero.URI.getItemURI(zoteroItem);
if(newURI != uris[i]) {
uris[i] = newURI;
needUpdate = true;
}
// cache uris
this.itemIDURIs[zoteroItem.id] = uris;
}
return [zoteroItem, needUpdate];
}