gecko/toolkit/components/contentprefs/ContentPrefStore.jsm

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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/. */
let EXPORTED_SYMBOLS = [
"ContentPrefStore",
];
function ContentPrefStore() {
this._groups = {};
this._globalNames = {};
}
ContentPrefStore.prototype = {
set: function CPS_set(group, name, val) {
if (group) {
if (!this._groups.hasOwnProperty(group))
this._groups[group] = {};
this._groups[group][name] = val;
}
else {
this._globalNames[name] = val;
}
},
setWithCast: function CPS_setWithCast(group, name, val) {
if (typeof(val) == "boolean")
val = val ? 1 : 0;
else if (val === undefined)
val = null;
this.set(group, name, val);
},
has: function CPS_has(group, name) {
return (group &&
this._groups.hasOwnProperty(group) &&
this._groups[group].hasOwnProperty(name)) ||
(!group &&
this._globalNames.hasOwnProperty(name));
},
get: function CPS_get(group, name) {
if (group) {
if (this._groups.hasOwnProperty(group) &&
this._groups[group].hasOwnProperty(name))
return this._groups[group][name];
}
else if (this._globalNames.hasOwnProperty(name)) {
return this._globalNames[name];
}
return undefined;
},
remove: function CPS_remove(group, name) {
if (group) {
if (this._groups.hasOwnProperty(group)) {
delete this._groups[group][name];
if (!Object.keys(this._groups[group]).length)
delete this._groups[group];
}
}
else {
delete this._globalNames[name];
}
},
removeGrouped: function CPS_removeGrouped() {
this._groups = {};
},
removeAll: function CPS_removeAll() {
this.removeGrouped();
this._globalNames = {};
},
__iterator__: function CPS___iterator__() {
for (let [group, names] in Iterator(this._groups)) {
for (let [name, val] in Iterator(names)) {
yield [group, name, val];
}
}
for (let [name, val] in Iterator(this._globalNames)) {
yield [null, name, val];
}
},
match: function CPS_match(group, name, includeSubdomains) {
for (let sgroup in this.matchGroups(group, includeSubdomains)) {
if (this.has(sgroup, name))
yield [sgroup, this.get(sgroup, name)];
}
},
matchGroups: function CPS_matchGroups(group, includeSubdomains) {
if (group) {
if (includeSubdomains) {
for (let [sgroup, , ] in this) {
if (sgroup) {
let idx = sgroup.indexOf(group);
if (idx == sgroup.length - group.length &&
(idx == 0 || sgroup[idx - 1] == "."))
yield sgroup;
}
}
}
else if (this._groups.hasOwnProperty(group)) {
yield group;
}
}
else if (Object.keys(this._globalNames).length) {
yield null;
}
},
};