zotero/components/zotero-service.js
2008-07-23 05:05:03 +00:00

161 lines
4.4 KiB
JavaScript

const ZOTERO_CONTRACTID = '@zotero.org/Zotero;1';
const ZOTERO_CLASSNAME = 'Zotero';
const ZOTERO_CID = Components.ID('{e4c61080-ec2d-11da-8ad9-0800200c9a66}');
const ZOTERO_IID = Components.interfaces.chnmIZoteroService; //unused
const Cc = Components.classes;
const Ci = Components.interfaces;
// Assign the global scope to a variable to passed via wrappedJSObject
var ZoteroWrapped = this;
/********************************************************************
* Include the core objects to be stored within XPCOM
*********************************************************************/
var xpcomFiles = ['zotero',
'annotate', 'attachments', 'cite', 'collectionTreeView',
'dataServer', 'data_access', 'data/item', 'data/items', 'data/collection',
'data/collections', 'data/cachedTypes', 'data/creator', 'data/creators',
'data/itemFields', 'data/notes', 'data/tag', 'data/tags', 'db', 'enstyle',
'file', 'fulltext', 'id', 'ingester', 'integration', 'itemTreeView', 'mime',
'notifier', 'progressWindow', 'quickCopy', 'report', 'schema', 'search',
'sync', 'timeline', 'translate', 'utilities', 'zeroconf'];
for (var i=0; i<xpcomFiles.length; i++) {
Cc["@mozilla.org/moz/jssubscript-loader;1"]
.getService(Ci.mozIJSSubScriptLoader)
.loadSubScript("chrome://zotero/content/xpcom/" + xpcomFiles[i] + ".js");
}
Cc["@mozilla.org/moz/jssubscript-loader;1"]
.getService(Ci.mozIJSSubScriptLoader)
.loadSubScript("chrome://global/content/nsTransferable.js");
Cc["@mozilla.org/moz/jssubscript-loader;1"]
.getService(Ci.mozIJSSubScriptLoader)
.loadSubScript("chrome://global/content/nsDragAndDrop.js");
/********************************************************************/
// Initialize the Zotero service
//
// This runs when ZoteroService is first requested.
// 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 setupService(){
try {
Zotero.init();
}
catch (e) {
var msg = typeof e == 'string' ? e : e.name;
dump(e + "\n\n");
Components.utils.reportError(e);
throw (e);
}
}
function ZoteroService(){
this.wrappedJSObject = ZoteroWrapped.Zotero;
setupService();
}
/**
* Convenience method to replicate window.alert()
**/
function alert(msg){
Cc["@mozilla.org/embedcomp/prompt-service;1"]
.getService(Ci.nsIPromptService)
.alert(null, "", msg);
}
/**
* Convenience method to replicate window.confirm()
**/
function confirm(msg){
return Cc["@mozilla.org/embedcomp/prompt-service;1"]
.getService(Ci.nsIPromptService)
.confirm(null, "", msg);
}
/**
* Convenience method to replicate window.setTimeout()
**/
function setTimeout(func, ms){
var timer = Components.classes["@mozilla.org/timer;1"].
createInstance(Components.interfaces.nsITimer);
// {} implements nsITimerCallback
timer.initWithCallback({notify:func}, ms,
Components.interfaces.nsITimer.TYPE_ONE_SHOT);
return timer;
}
//
// XPCOM goop
//
ZoteroService.prototype = {
QueryInterface: function(iid){
if (!iid.equals(Components.interfaces.nsISupports) &&
!iid.equals(ZOTERO_IID)){ // interface unused
throw Components.results.NS_ERROR_NO_INTERFACE;
}
return this;
}
};
var ZoteroFactory = {
createInstance: function(outer, iid){
if (outer != null){
throw Components.results.NS_ERROR_NO_AGGREGATION;
}
return new ZoteroService().QueryInterface(iid);
}
};
var ZoteroModule = {
_firstTime: true,
registerSelf: function(compMgr, fileSpec, location, type){
if (!this._firstTime){
throw Components.results.NS_ERROR_FACTORY_REGISTER_AGAIN;
}
this._firstTime = false;
compMgr =
compMgr.QueryInterface(Components.interfaces.nsIComponentRegistrar);
compMgr.registerFactoryLocation(ZOTERO_CID,
ZOTERO_CLASSNAME,
ZOTERO_CONTRACTID,
fileSpec,
location,
type);
},
unregisterSelf: function(compMgr, location, type){
compMgr =
compMgr.QueryInterface(Components.interfaces.nsIComponentRegistrar);
compMgr.unregisterFactoryLocation(ZOTERO_CID, location);
},
getClassObject: function(compMgr, cid, iid){
if (!cid.equals(ZOTERO_CID)){
throw Components.results.NS_ERROR_NO_INTERFACE;
}
if (!iid.equals(Components.interfaces.nsIFactory)){
throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
}
return ZoteroFactory;
},
canUnload: function(compMgr){ return true; }
};
function NSGetModule(comMgr, fileSpec){ return ZoteroModule; }