137 lines
5.3 KiB
JavaScript
137 lines
5.3 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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function debug(aMsg) {
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//dump("-*- PermissionSettings.js: " + aMsg + "\n");
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}
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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const Cu = Components.utils;
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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Cu.import("resource://gre/modules/Services.jsm");
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Cu.import("resource://gre/modules/PermissionsTable.jsm");
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var cpm = Cc["@mozilla.org/childprocessmessagemanager;1"].getService(Ci.nsISyncMessageSender);
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// PermissionSettings
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const PERMISSIONSETTINGS_CONTRACTID = "@mozilla.org/permissionSettings;1";
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const PERMISSIONSETTINGS_CID = Components.ID("{cd2cf7a1-f4c1-487b-8c1b-1a71c7097431}");
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function PermissionSettings()
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{
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debug("Constructor");
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}
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XPCOMUtils.defineLazyServiceGetter(this,
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"appsService",
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"@mozilla.org/AppsService;1",
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"nsIAppsService");
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PermissionSettings.prototype = {
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get: function get(aPermName, aManifestURL, aOrigin, aBrowserFlag) {
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// TODO: Bug 1196644 - Add signPKg parameter into PermissionSettings.js
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debug("Get called with: " + aPermName + ", " + aManifestURL + ", " + aOrigin + ", " + aBrowserFlag);
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let uri = Services.io.newURI(aOrigin, null, null);
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let appID = appsService.getAppLocalIdByManifestURL(aManifestURL);
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let principal =
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Services.scriptSecurityManager.createCodebasePrincipal(uri,
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{appId: appID,
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inIsolatedMozBrowser: aBrowserFlag});
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let result = Services.perms.testExactPermanentPermission(principal, aPermName);
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switch (result)
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{
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case Ci.nsIPermissionManager.UNKNOWN_ACTION:
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return "unknown";
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case Ci.nsIPermissionManager.ALLOW_ACTION:
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return "allow";
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case Ci.nsIPermissionManager.DENY_ACTION:
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return "deny";
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case Ci.nsIPermissionManager.PROMPT_ACTION:
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return "prompt";
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default:
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dump("Unsupported PermissionSettings Action!\n");
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return "unknown";
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}
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},
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isExplicit: function isExplicit(aPermName, aManifestURL, aOrigin,
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aBrowserFlag) {
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// TODO: Bug 1196644 - Add signPKg parameter into PermissionSettings.js
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debug("isExplicit: " + aPermName + ", " + aManifestURL + ", " + aOrigin);
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let uri = Services.io.newURI(aOrigin, null, null);
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let app = appsService.getAppByManifestURL(aManifestURL);
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let principal = Services.scriptSecurityManager
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.createCodebasePrincipal(uri, {appId: app.localId, inIsolatedMozBrowser: aBrowserFlag});
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return isExplicitInPermissionsTable(aPermName,
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principal.appStatus);
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},
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set: function set(aPermName, aPermValue, aManifestURL, aOrigin,
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aBrowserFlag) {
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debug("Set called with: " + aPermName + ", " + aManifestURL + ", " +
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aOrigin + ", " + aPermValue + ", " + aBrowserFlag);
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let currentPermValue = this.get(aPermName, aManifestURL, aOrigin,
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aBrowserFlag);
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let action;
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// Check for invalid calls so that we throw an exception rather than get
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// killed by parent process
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if (currentPermValue === "unknown" ||
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aPermValue === "unknown" ||
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!this.isExplicit(aPermName, aManifestURL, aOrigin, aBrowserFlag)) {
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let errorMsg = "PermissionSettings.js: '" + aPermName + "'" +
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" is an implicit permission for '" + aManifestURL +
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"' or the permission isn't set";
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Cu.reportError(errorMsg);
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throw new Components.Exception(errorMsg);
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}
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cpm.sendSyncMessage("PermissionSettings:AddPermission", {
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type: aPermName,
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origin: aOrigin,
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manifestURL: aManifestURL,
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value: aPermValue,
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browserFlag: aBrowserFlag
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});
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},
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remove: function remove(aPermName, aManifestURL, aOrigin) {
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// TODO: Bug 1196644 - Add signPKg parameter into PermissionSettings.js
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let uri = Services.io.newURI(aOrigin, null, null);
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let appID = appsService.getAppLocalIdByManifestURL(aManifestURL);
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let principal =
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Services.scriptSecurityManager.createCodebasePrincipal(uri,
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{appId: appID,
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inIsolatedMozBrowser: true});
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if (principal.appStatus !== Ci.nsIPrincipal.APP_STATUS_NOT_INSTALLED) {
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let errorMsg = "PermissionSettings.js: '" + aOrigin + "'" +
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" is installed or permission is implicit, cannot remove '" +
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aPermName + "'.";
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Cu.reportError(errorMsg);
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throw new Components.Exception(errorMsg);
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}
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// PermissionSettings.jsm handles delete when value is "unknown"
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cpm.sendSyncMessage("PermissionSettings:AddPermission", {
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type: aPermName,
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origin: aOrigin,
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manifestURL: aManifestURL,
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value: "unknown",
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browserFlag: true
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});
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},
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classID : PERMISSIONSETTINGS_CID,
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QueryInterface : XPCOMUtils.generateQI([])
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}
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this.NSGetFactory = XPCOMUtils.generateNSGetFactory([PermissionSettings])
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