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/* 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/. */
"use strict";
module.metadata = {
"stability": "unstable"
};
const { Cc, Ci, Cu, Cr } = require("chrome");
const self = require("../self");
const prefs = require("../preferences/service");
const { merge } = require("../util/object");
const { ConsoleAPI } = Cu.import("resource://gre/modules/Console.jsm", {});
const DEFAULT_LOG_LEVEL = "error";
const ADDON_LOG_LEVEL_PREF = "extensions." + self.id + ".sdk.console.logLevel";
const SDK_LOG_LEVEL_PREF = "extensions.sdk.console.logLevel";
var logLevel = DEFAULT_LOG_LEVEL;
function setLogLevel() {
logLevel = prefs.get(ADDON_LOG_LEVEL_PREF,
prefs.get(SDK_LOG_LEVEL_PREF,
DEFAULT_LOG_LEVEL));
}
setLogLevel();
var logLevelObserver = {
QueryInterface: function(iid) {
if (!iid.equals(Ci.nsIObserver) &&
!iid.equals(Ci.nsISupportsWeakReference) &&
!iid.equals(Ci.nsISupports))
throw Cr.NS_ERROR_NO_INTERFACE;
return this;
},
observe: function(subject, topic, data) {
setLogLevel();
}
};
var branch = Cc["@mozilla.org/preferences-service;1"].
getService(Ci.nsIPrefService).
getBranch(null);
branch.addObserver(ADDON_LOG_LEVEL_PREF, logLevelObserver, true);
branch.addObserver(SDK_LOG_LEVEL_PREF, logLevelObserver, true);
function PlainTextConsole(print, innerID) {
let consoleOptions = {
prefix: self.name,
maxLogLevel: logLevel,
dump: print,
innerID: innerID,
consoleID: "addon/" + self.id
};
let console = new ConsoleAPI(consoleOptions);
// As we freeze the console object, we can't modify this property afterward
Object.defineProperty(console, "maxLogLevel", {
get: function() {
return logLevel;
}
});
// We defined the `__exposedProps__` in our console chrome object.
//
// Meanwhile we're investigating with the platform team if `__exposedProps__`
// are needed, or are just a left-over.
console.__exposedProps__ = Object.keys(ConsoleAPI.prototype).reduce(function(exposed, prop) {
exposed[prop] = "r";
return exposed;
}, {});
Object.freeze(console);
return console;
};
exports.PlainTextConsole = PlainTextConsole;
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