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/* -*- Mode: JavaScript; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
const EXPORTED_SYMBOLS = ["pop3DownloadModule"];
var nsActEvent = Components.Constructor(
"@mozilla.org/activity-event;1",
"nsIActivityEvent",
"init"
);
const { MailServices } = ChromeUtils.import(
"resource:///modules/MailServices.jsm"
);
const { PluralForm } = ChromeUtils.importESModule(
"resource://gre/modules/PluralForm.sys.mjs"
);
// This module provides a link between the pop3 service code and the activity
// manager.
var pop3DownloadModule = {
// hash table of most recent download items per folder
_mostRecentActivityForFolder: new Map(),
// hash table of prev download items per folder, so we can
// coalesce consecutive no new message events.
_prevActivityForFolder: new Map(),
get log() {
delete this.log;
return (this.log = console.createInstance({
prefix: "mail.activity",
maxLogLevel: "Warn",
maxLogLevelPref: "mail.activity.loglevel",
}));
},
get activityMgr() {
delete this.activityMgr;
return (this.activityMgr = Cc["@mozilla.org/activity-manager;1"].getService(
Ci.nsIActivityManager
));
},
get bundle() {
delete this.bundle;
return (this.bundle = Services.strings.createBundle(
"chrome://messenger/locale/activity.properties"
));
},
getString(stringName) {
try {
return this.bundle.GetStringFromName(stringName);
} catch (e) {
this.log.error("error trying to get a string called: " + stringName);
throw e;
}
},
onDownloadStarted(aFolder) {
this.log.info("in onDownloadStarted");
let displayText = this.bundle.formatStringFromName(
"pop3EventStartDisplayText2",
[
aFolder.server.prettyName, // account name
aFolder.prettyName,
]
); // folder name
// remember the prev activity for this folder, if any.
this._prevActivityForFolder.set(
aFolder.URI,
this._mostRecentActivityForFolder.get(aFolder.URI)
);
let statusText = aFolder.server.prettyName;
// create an activity event
let event = new nsActEvent(
displayText,
aFolder,
statusText,
Date.now(), // start time
Date.now()
); // completion time
event.iconClass = "syncMail";
let downloadItem = {};
downloadItem.eventID = this.activityMgr.addActivity(event);
this._mostRecentActivityForFolder.set(aFolder.URI, downloadItem);
},
onDownloadProgress(aFolder, aNumMsgsDownloaded, aTotalMsgs) {
this.log.info("in onDownloadProgress");
},
onDownloadCompleted(aFolder, aNumMsgsDownloaded) {
this.log.info("in onDownloadCompleted");
// Remove activity if there was any.
// It can happen that download never started (e.g. couldn't connect to server),
// with onDownloadStarted, but we still get a onDownloadCompleted event
// when the connection is given up.
let recentActivity = this._mostRecentActivityForFolder.get(aFolder.URI);
if (recentActivity) {
this.activityMgr.removeActivity(recentActivity.eventID);
}
let displayText;
if (aNumMsgsDownloaded > 0) {
displayText = PluralForm.get(
aNumMsgsDownloaded,
this.getString("pop3EventStatusText")
);
displayText = displayText.replace("#1", aNumMsgsDownloaded);
} else {
displayText = this.getString("pop3EventStatusTextNoMsgs");
}
let statusText = aFolder.server.prettyName;
// create an activity event
let event = new nsActEvent(
displayText,
aFolder,
statusText,
Date.now(), // start time
Date.now()
); // completion time
event.iconClass = "syncMail";
let downloadItem = { numMsgsDownloaded: aNumMsgsDownloaded };
this._mostRecentActivityForFolder.set(aFolder.URI, downloadItem);
downloadItem.eventID = this.activityMgr.addActivity(event);
if (!aNumMsgsDownloaded) {
// If we didn't download any messages this time, and the prev event
// for this folder also didn't download any messages, remove the
// prev event from the activity manager.
let prevItem = this._prevActivityForFolder.get(aFolder.URI);
if (prevItem != undefined && !prevItem.numMsgsDownloaded) {
if (this.activityMgr.containsActivity(prevItem.eventID)) {
this.activityMgr.removeActivity(prevItem.eventID);
}
}
}
},
init() {
// XXX when do we need to remove ourselves?
MailServices.pop3.addListener(this);
},
};
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