zotero/components/zotero-service.js
2021-03-02 17:36:05 -05:00

674 lines
20 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/>.
Based on nsChromeExtensionHandler example code by Ed Anuff at
http://kb.mozillazine.org/Dev_:_Extending_the_Chrome_Protocol
***** END LICENSE BLOCK *****
*/
const Cc = Components.classes;
const Ci = Components.interfaces;
const Cr = Components.results;
const Cu = Components.utils;
/** XPCOM files to be loaded for all modes **/
const xpcomFilesAll = [
'zotero',
'intl',
'prefs',
'dataDirectory',
'date',
'debug',
'error',
'utilities',
'utilities_internal',
'file',
'http',
'mimeTypeHandler',
'openurl',
'pdfWorker/transport',
'ipc',
'profile',
'progressWindow',
'proxy',
'translation/translate',
'translation/translate_firefox',
'translation/translator',
'translation/tlds',
'isbn',
'utilities_translate'
];
/** XPCOM files to be loaded only for local translation and DB access **/
const xpcomFilesLocal = [
'libraryTreeView',
'collectionTreeView',
'collectionTreeRow',
'annotations',
'api',
'attachments',
'cite',
'cookieSandbox',
'data/library',
'data/libraries',
'data/dataObject',
'data/dataObjects',
'data/dataObjectUtilities',
'data/cachedTypes',
'data/notes',
'data/item',
'data/items',
'data/collection',
'data/collections',
'data/feedItem',
'data/feedItems',
'data/feed',
'data/feeds',
'data/creators',
'data/group',
'data/groups',
'data/itemFields',
'data/relations',
'data/search',
'data/searchConditions',
'data/searches',
'data/tags',
'db',
'duplicates',
'editorInstance',
'feedReader',
'fulltext',
'id',
'integration',
'itemTreeView',
'locale',
'locateManager',
'mime',
'noteBackups',
'notifier',
'openPDF',
'viewer',
'progressQueue',
'progressQueueDialog',
'quickCopy',
'recognizePDF',
'pdfExport',
'pdfImport',
'report',
'retractions',
'router',
'schema',
'server',
'streamer',
'style',
'sync',
'sync/syncAPIClient',
'sync/syncEngine',
'sync/syncExceptions',
'sync/syncEventListeners',
'sync/syncFullTextEngine',
'sync/syncLocal',
'sync/syncRunner',
'sync/syncUtilities',
'storage',
'storage/storageEngine',
'storage/storageLocal',
'storage/storageRequest',
'storage/storageResult',
'storage/storageUtilities',
'storage/streamListener',
'storage/zfs',
'storage/webdav',
'syncedSettings',
'timeline',
'uri',
'users',
'translation/translate_item',
'translation/translators',
'connector/httpIntegrationClient',
'connector/server_connector',
'connector/server_connectorIntegration',
];
Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
Components.utils.import("resource://gre/modules/Services.jsm");
var instanceID = (new Date()).getTime();
var isFirstLoadThisSession = true;
var zContext = null;
var initCallbacks = [];
var zInitOptions = {};
// Components.utils.import('resource://zotero/require.js');
// Not using Cu.import here since we don't want the require module to be cached
// for includes within ZoteroPane or other code, where we want the window instance available to modules.
Components.classes["@mozilla.org/moz/jssubscript-loader;1"]
.getService(Components.interfaces.mozIJSSubScriptLoader)
.loadSubScript('resource://zotero/require.js');
var ZoteroContext = function() {}
ZoteroContext.prototype = {
require,
/**
* Convenience method to replicate window.alert()
**/
// TODO: is this still used? if so, move to zotero.js
"alert":function alert(msg){
this.Zotero.debug("alert() is deprecated from Zotero XPCOM");
Cc["@mozilla.org/embedcomp/prompt-service;1"]
.getService(Ci.nsIPromptService)
.alert(null, "", msg);
},
/**
* Convenience method to replicate window.confirm()
**/
// TODO: is this still used? if so, move to zotero.js
"confirm":function confirm(msg){
this.Zotero.debug("confirm() is deprecated from Zotero XPCOM");
return Cc["@mozilla.org/embedcomp/prompt-service;1"]
.getService(Ci.nsIPromptService)
.confirm(null, "", msg);
},
"Cc":Cc,
"Ci":Ci,
/**
* Convenience method to replicate window.setTimeout()
**/
"setTimeout":function setTimeout(func, ms){
return this.Zotero.setTimeout(func, ms);
},
"clearTimeout":function setTimeout(id) {
this.Zotero.clearTimeout(id);
},
/**
* Switches in or out of connector mode
*/
"switchConnectorMode":function(isConnector) {
if(isConnector !== this.isConnector) {
Services.obs.notifyObservers(zContext.Zotero, "zotero-before-reload", isConnector ? "connector" : "full");
zContext.Zotero.shutdown().then(function() {
// create a new zContext
makeZoteroContext(isConnector);
return zContext.Zotero.init(zInitOptions);
}).done();
}
return zContext;
},
/**
* Shuts down Zotero, calls a callback (that may return a promise),
* then reinitializes Zotero. Returns a promise that is resolved
* when this process completes.
*/
"reinit":function(cb, isConnector, options = {}) {
Services.obs.notifyObservers(zContext.Zotero, "zotero-before-reload", isConnector ? "connector" : "full");
return zContext.Zotero.shutdown().then(function() {
return cb ? cb() : false;
}).finally(function() {
makeZoteroContext(isConnector);
var o = {};
Object.assign(o, zInitOptions);
Object.assign(o, options);
zContext.Zotero.init(o);
});
}
};
/**
* The class from which the Zotero global XPCOM context is constructed
*
* @constructor
* This runs when ZoteroService is first requested to load all applicable scripts and initialize
* Zotero. Calls to other XPCOM components must be in here rather than in top-level code, as other
* components may not have yet been initialized.
*/
function makeZoteroContext(isConnector) {
if(zContext) {
// Swap out old zContext
var oldzContext = zContext;
// Create new zContext
zContext = new ZoteroContext();
// Swap in old Zotero object, so that references don't break, but empty it
zContext.Zotero = oldzContext.Zotero;
for(var key in zContext.Zotero) delete zContext.Zotero[key];
} else {
zContext = new ZoteroContext();
zContext.Zotero = function() {};
}
var subscriptLoader = Cc["@mozilla.org/moz/jssubscript-loader;1"].getService(Ci.mozIJSSubScriptLoader);
// Load zotero.js first
subscriptLoader.loadSubScript("chrome://zotero/content/xpcom/" + xpcomFilesAll[0] + ".js", zContext, 'utf-8');
// Load CiteProc into Zotero.CiteProc namespace
zContext.Zotero.CiteProc = {"Zotero":zContext.Zotero};
subscriptLoader.loadSubScript("chrome://zotero/content/xpcom/citeproc.js", zContext.Zotero.CiteProc, 'utf-8');
// Load XRegExp object into Zotero.XRegExp
const xregexpFiles = [
/**Core functions**/
'xregexp',
/**Addons**/
'addons/build', //adds ability to "build regular expressions using named subpatterns, for readability and pattern reuse"
'addons/matchrecursive', //adds ability to "match recursive constructs using XRegExp pattern strings as left and right delimiters"
/**Unicode support**/
'addons/unicode/unicode-base', //required for all other unicode packages. Adds \p{Letter} category
//'addons/unicode/unicode-blocks', //adds support for all Unicode blocks (e.g. InArabic, InCyrillic_Extended_A, etc.)
'addons/unicode/unicode-categories', //adds support for all Unicode categories (e.g. Punctuation, Lowercase_Letter, etc.)
//'addons/unicode/unicode-properties', //adds Level 1 Unicode properties (e.g. Uppercase, White_Space, etc.)
//'addons/unicode/unicode-scripts' //adds support for all Unicode scripts (e.g. Gujarati, Cyrillic, etc.)
'addons/unicode/unicode-zotero' //adds support for some Unicode categories used in Zotero
];
for (var i=0; i<xregexpFiles.length; i++) {
subscriptLoader.loadSubScript("chrome://zotero/content/xpcom/xregexp/" + xregexpFiles[i] + ".js", zContext, 'utf-8');
}
// Load remaining xpcomFiles
for (var i=1; i<xpcomFilesAll.length; i++) {
try {
subscriptLoader.loadSubScript("chrome://zotero/content/xpcom/" + xpcomFilesAll[i] + ".js", zContext, 'utf-8');
}
catch (e) {
Components.utils.reportError("Error loading " + xpcomFilesAll[i] + ".js", zContext);
throw (e);
}
}
// Load xpcomFiles for specific mode
for (let xpcomFile of (isConnector ? xpcomFilesConnector : xpcomFilesLocal)) {
try {
subscriptLoader.loadSubScript("chrome://zotero/content/xpcom/" + xpcomFile + ".js", zContext, "utf-8");
}
catch (e) {
dump("Error loading " + xpcomFile + ".js\n\n");
dump(e + "\n\n");
Components.utils.reportError("Error loading " + xpcomFile + ".js", zContext);
throw (e);
}
}
// Load RDF files into Zotero.RDF.AJAW namespace (easier than modifying all of the references)
const rdfXpcomFiles = [
'rdf/init',
'rdf/uri',
'rdf/term',
'rdf/identity',
'rdf/match',
'rdf/n3parser',
'rdf/rdfparser',
'rdf/serialize'
];
zContext.Zotero.RDF = {Zotero:zContext.Zotero};
for (var i=0; i<rdfXpcomFiles.length; i++) {
subscriptLoader.loadSubScript("chrome://zotero/content/xpcom/" + rdfXpcomFiles[i] + ".js", zContext.Zotero.RDF, 'utf-8');
}
if(isStandalone()) {
// If isStandalone, load standalone.js
subscriptLoader.loadSubScript("chrome://zotero/content/xpcom/standalone.js", zContext, 'utf-8');
}
// add connector-related properties
zContext.Zotero.isConnector = isConnector;
zContext.Zotero.instanceID = instanceID;
zContext.Zotero.__defineGetter__("isFirstLoadThisSession", function() { return isFirstLoadThisSession; });
};
/**
* The class representing the Zotero service, and affiliated XPCOM goop
*/
function ZoteroService() {
try {
var start = Date.now();
if(isFirstLoadThisSession) {
makeZoteroContext(false);
zContext.Zotero.init(zInitOptions)
.catch(function (e) {
dump(e + "\n\n");
Components.utils.reportError(e);
if (!zContext.Zotero.startupError) {
zContext.Zotero.startupError = e.stack || e;
}
if (!isStandalone()) {
throw e;
}
})
.then(function () {
if (isStandalone()) {
if (zContext.Zotero.startupErrorHandler || zContext.Zotero.startupError) {
if (zContext.Zotero.startupErrorHandler) {
zContext.Zotero.startupErrorHandler();
}
else if (zContext.Zotero.startupError) {
// Try to repair the DB on the next startup, in case it helps resolve
// the error
try {
zContext.Zotero.Schema.setIntegrityCheckRequired(true);
}
catch (e) {}
try {
zContext.Zotero.startupError =
zContext.Zotero.Utilities.Internal.filterStack(
zContext.Zotero.startupError
);
}
catch (e) {}
let ps = Cc["@mozilla.org/embedcomp/prompt-service;1"]
.getService(Ci.nsIPromptService);
let buttonFlags = (ps.BUTTON_POS_0) * (ps.BUTTON_TITLE_IS_STRING)
+ (ps.BUTTON_POS_1) * (ps.BUTTON_TITLE_IS_STRING);
// Get the stringbundle manually
let errorStr = "Error";
let quitStr = "Quit";
let checkForUpdateStr = "Check for Update";
try {
let src = 'chrome://zotero/locale/zotero.properties';
let stringBundleService = Components.classes["@mozilla.org/intl/stringbundle;1"]
.getService(Components.interfaces.nsIStringBundleService);
let stringBundle = stringBundleService.createBundle(src);
errorStr = stringBundle.GetStringFromName('general.error');
checkForUpdateStr = stringBundle.GetStringFromName('general.checkForUpdate');
quitStr = stringBundle.GetStringFromName('general.quit');
}
catch (e) {}
let index = ps.confirmEx(
null,
errorStr,
zContext.Zotero.startupError,
buttonFlags,
checkForUpdateStr,
quitStr,
null,
null,
{}
);
if (index == 0) {
Components.classes["@mozilla.org/embedcomp/window-watcher;1"]
.getService(Components.interfaces.nsIWindowWatcher)
.openWindow(null, 'chrome://mozapps/content/update/updates.xul',
'updateChecker', 'chrome,centerscreen,modal', null);
}
}
zContext.Zotero.Utilities.Internal.quitZotero();
}
return;
}
zContext.Zotero.debug("Initialized in "+(Date.now() - start)+" ms");
isFirstLoadThisSession = false;
});
let cb;
while (cb = initCallbacks.shift()) {
cb(zContext.Zotero);
}
}
else {
zContext.Zotero.debug("Already initialized");
}
this.wrappedJSObject = zContext.Zotero;
} catch(e) {
var msg = e instanceof Error
? e.name + ': ' + e.message + '\n' + e.fileName + ':' + e.lineNumber + '\n' + e.stack
: '' + e;
dump(msg + '\n');
Components.utils.reportError(e);
throw e;
}
}
ZoteroService.prototype = {
contractID: '@zotero.org/Zotero;1',
classDescription: 'Zotero',
classID: Components.ID('{e4c61080-ec2d-11da-8ad9-0800200c9a66}'),
QueryInterface: XPCOMUtils.generateQI([Components.interfaces.nsISupports,
Components.interfaces.nsIProtocolHandler])
}
function addInitCallback(callback) {
if (zContext && zContext.Zotero) {
callback(zContext.Zotero);
}
else {
initCallbacks.push(callback);
}
}
var _isStandalone = null;
/**
* Determine whether Zotero Standalone is running
*/
function isStandalone() {
if(_isStandalone === null) {
_isStandalone = Services.appinfo.ID === 'zotero@chnm.gmu.edu';
}
return _isStandalone;
}
function getOS() {
return Services.appinfo.OS;
}
function isMac() {
return getOS() == "Darwin";
}
function isWin() {
return getOS() == "WINNT";
}
function isLinux() {
return getOS() == "Linux";
}
/**
* The class representing the Zotero command line handler
*/
function ZoteroCommandLineHandler() {}
ZoteroCommandLineHandler.prototype = {
/* nsICommandLineHandler */
handle : function(cmdLine) {
// Force debug output to window
if (cmdLine.handleFlag("ZoteroDebug", false)) {
zInitOptions.forceDebugLog = 2;
}
// Force debug output to text console
else if (cmdLine.handleFlag("ZoteroDebugText", false)) {
zInitOptions.forceDebugLog = 1;
}
zInitOptions.forceDataDir = cmdLine.handleFlagWithParam("datadir", false);
// handler to open Zotero pane at startup in Zotero for Firefox
if (!isStandalone() && cmdLine.handleFlag("ZoteroPaneOpen", false)) {
zInitOptions.openPane = true;
}
if (cmdLine.handleFlag("ZoteroTest", false)) {
zInitOptions.test = true;
}
if (cmdLine.handleFlag("ZoteroAutomatedTest", false)) {
zInitOptions.automatedTest = true;
}
if (cmdLine.handleFlag("ZoteroSkipBundledFiles", false)) {
zInitOptions.skipBundledFiles = true;
}
// handler for Zotero integration commands
// this is typically used on Windows only, via WM_COPYDATA rather than the command line
var agent = cmdLine.handleFlagWithParam("ZoteroIntegrationAgent", false);
if(agent) {
// Don't open a new window
cmdLine.preventDefault = true;
var command = cmdLine.handleFlagWithParam("ZoteroIntegrationCommand", false);
var docId = cmdLine.handleFlagWithParam("ZoteroIntegrationDocument", false);
zContext.Zotero.Integration.execCommand(agent, command, docId);
}
// handler for Windows IPC commands
var ipcParam = cmdLine.handleFlagWithParam("ZoteroIPC", false);
if(ipcParam) {
// Don't open a new window
cmdLine.preventDefault = true;
if (!zContext) new ZoteroService();
let Zotero = zContext.Zotero;
Zotero.setTimeout(() => Zotero.IPC.parsePipeInput(ipcParam), 0);
}
if(isStandalone()) {
var fileToOpen;
// Special handler for "zotero" URIs at the command line to prevent them from opening a new window
var param = cmdLine.handleFlagWithParam("url", false);
if (param) {
var uri = cmdLine.resolveURI(param);
if(uri.schemeIs("zotero")) {
addInitCallback(function (Zotero) {
Zotero.uiReadyPromise
.then(function () {
// Check for existing window and focus it
var wm = Components.classes["@mozilla.org/appshell/window-mediator;1"]
.getService(Components.interfaces.nsIWindowMediator);
var win = wm.getMostRecentWindow("navigator:browser");
if (win) {
win.focus();
win.ZoteroPane.loadURI(uri.spec)
}
});
});
}
// See below
else if (uri.schemeIs("file")) {
Components.utils.import("resource://gre/modules/osfile.jsm")
fileToOpen = OS.Path.fromFileURI(uri.spec)
}
else {
dump(`Not handling URL: ${uri.spec}\n\n`);
}
}
param = cmdLine.handleFlag("debugger", false);
if (param) {
try {
let portOrPath = Services.prefs.getBranch('').getIntPref('devtools.debugger.remote-port');
const { devtools } = Components.utils.import("resource://devtools/shared/Loader.jsm", {});
const { DebuggerServer } = devtools.require("devtools/server/main");
if (!DebuggerServer.initialized) {
dump("Initializing devtools server\n");
DebuggerServer.init();
DebuggerServer.registerAllActors();
DebuggerServer.allowChromeProcess = true;
}
let listener = DebuggerServer.createListener();
listener.portOrPath = portOrPath;
listener.open();
dump("Debugger server started on " + portOrPath + "\n\n");
}
catch (e) {
dump(e + "\n\n");
Components.utils.reportError(e);
}
}
// In Fx49-based Mac Standalone, if Zotero is closed, an associated file is launched, and
// Zotero hasn't been opened before, a -file parameter is passed and two main windows open.
// Subsequent file openings when closed result in -url with file:// URLs (converted above)
// and don't result in two windows. Here we prevent the double window.
param = fileToOpen;
if (!param) {
param = cmdLine.handleFlagWithParam("file", false);
if (param && isMac()) {
cmdLine.preventDefault = true;
}
}
if (param) {
addInitCallback(function (Zotero) {
// Wait to handle things that require the UI until after it's loaded
Zotero.uiReadyPromise
.then(function () {
var file = Zotero.File.pathToFile(param);
if(file.leafName.substr(-4).toLowerCase() === ".csl"
|| file.leafName.substr(-8).toLowerCase() === ".csl.txt") {
// Install CSL file
Zotero.Styles.install({ file: file.path }, file.path);
} else {
// Ask before importing
var checkState = {
value: Zotero.Prefs.get('import.createNewCollection.fromFileOpenHandler')
};
if (Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
.getService(Components.interfaces.nsIPromptService)
.confirmCheck(null, Zotero.getString('ingester.importFile.title'),
Zotero.getString('ingester.importFile.text', [file.leafName]),
Zotero.getString('ingester.importFile.intoNewCollection'),
checkState)) {
Zotero.Prefs.set(
'import.createNewCollection.fromFileOpenHandler', checkState.value
);
// Perform file import in front window
var wm = Components.classes["@mozilla.org/appshell/window-mediator;1"]
.getService(Components.interfaces.nsIWindowMediator);
var browserWindow = wm.getMostRecentWindow("navigator:browser");
browserWindow.Zotero_File_Interface.importFile({
file,
createNewCollection: checkState.value
});
}
}
});
});
}
}
},
contractID: "@mozilla.org/commandlinehandler/general-startup;1?type=zotero",
classDescription: "Zotero Command Line Handler",
classID: Components.ID("{531828f8-a16c-46be-b9aa-14845c3b010f}"),
service: true,
_xpcom_categories: [{category:"command-line-handler", entry:"m-zotero"}],
QueryInterface: XPCOMUtils.generateQI([Components.interfaces.nsICommandLineHandler,
Components.interfaces.nsISupports])
};
var NSGetFactory = XPCOMUtils.generateNSGetFactory([ZoteroService, ZoteroCommandLineHandler]);