gecko-dev/browser/metro/components/ContentPermissionPrompt.js

147 lines
5.3 KiB
JavaScript

/* 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 Ci = Components.interfaces;
const Cr = Components.results;
const Cu = Components.utils;
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
Cu.import("resource://gre/modules/Services.jsm");
const kCountBeforeWeRemember = 5;
const kEntities = {
"geolocation": "geolocation2",
"indexedDB": "offlineApps",
"indexedDBQuota": "indexedDBQuota"
};
const kIcons = {
geolocation: "chrome://browser/skin/images/infobar-geolocation.png"
};
function ContentPermissionPrompt() {}
ContentPermissionPrompt.prototype = {
classID: Components.ID("{C6E8C44D-9F39-4AF7-BCC0-76E38A8310F5}"),
QueryInterface: XPCOMUtils.generateQI([Ci.nsIContentPermissionPrompt]),
getChromeWindow: function getChromeWindow(aWindow) {
let chromeWin = aWindow.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIWebNavigation)
.QueryInterface(Ci.nsIDocShellTreeItem)
.rootTreeItem
.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIDOMWindow)
.QueryInterface(Ci.nsIDOMChromeWindow);
return chromeWin;
},
getChromeWindowForRequest: function getChromeWindowForRequest(aRequest) {
if (aRequest.window)
return this.getChromeWindow(aRequest.window.top).wrappedJSObject;
return aRequest.element.ownerDocument.defaultView;
},
getNotificationBoxForRequest: function getNotificationBoxForRequest(request) {
let chromeWin = this.getChromeWindowForRequest(request);
if (request.window) {
let requestingWindow = request.window.top;
let windowID = request.window.QueryInterface(Ci.nsIInterfaceRequestor).getInterface(Ci.nsIDOMWindowUtils).currentInnerWindowID;
let browser = chromeWin.Browser.getBrowserForWindowId(windowID);
return chromeWin.getNotificationBox(browser);
}
return chromeWin.Browser.getNotificationBox(request.element);
},
handleExistingPermission: function handleExistingPermission(request, type) {
let result = Services.perms.testExactPermissionFromPrincipal(request.principal, type);
if (result == Ci.nsIPermissionManager.ALLOW_ACTION) {
request.allow();
return true;
}
if (result == Ci.nsIPermissionManager.DENY_ACTION) {
request.cancel();
return true;
}
return false;
},
prompt: function(request) {
// Only allow exactly one permission rquest here.
let types = request.types.QueryInterface(Ci.nsIArray);
if (types.length != 1) {
request.cancel();
return;
}
let perm = types.queryElementAt(0, Ci.nsIContentPermissionType);
// returns true if the request was handled
if (this.handleExistingPermission(request, perm.type))
return;
let pm = Services.perms;
let notificationBox = this.getNotificationBoxForRequest(request);
let browserBundle = Services.strings.createBundle("chrome://browser/locale/browser.properties");
let notification = notificationBox.getNotificationWithValue(perm.type);
if (notification)
return;
let entityName = kEntities[perm.type];
let icon = kIcons[perm.type] || "";
let buttons = [{
label: browserBundle.GetStringFromName(entityName + ".allow"),
accessKey: "",
callback: function(notification) {
request.allow();
}
},
{
label: browserBundle.GetStringFromName("contentPermissions.alwaysForSite"),
accessKey: "",
callback: function(notification) {
Services.perms.addFromPrincipal(request.principal, perm.type, Ci.nsIPermissionManager.ALLOW_ACTION);
request.allow();
}
},
{
label: browserBundle.GetStringFromName("contentPermissions.neverForSite"),
accessKey: "",
callback: function(notification) {
Services.perms.addFromPrincipal(request.principal, perm.type, Ci.nsIPermissionManager.DENY_ACTION);
request.cancel();
}
}];
let message = browserBundle.formatStringFromName(entityName + ".wantsTo",
[request.principal.URI.host], 1);
let newBar = notificationBox.appendNotification(message,
perm.type,
icon,
notificationBox.PRIORITY_WARNING_MEDIUM,
buttons);
if (perm.type == "geolocation") {
// Add the "learn more" link.
let link = newBar.ownerDocument.createElement("label");
link.setAttribute("value", browserBundle.GetStringFromName("geolocation.learnMore"));
link.setAttribute("class", "text-link notification-link");
newBar.insertBefore(link, newBar.firstChild);
let win = this.getChromeWindowForRequest(request);
link.addEventListener("click", function() {
let url = Services.urlFormatter.formatURLPref("browser.geolocation.warning.infoURL");
win.BrowserUI.addAndShowTab(url, win.Browser.selectedTab);
});
}
}
};
//module initialization
this.NSGetFactory = XPCOMUtils.generateNSGetFactory([ContentPermissionPrompt]);