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webapprt/ContentPermission.js@8bccb770b82d (annotated)

webapprt/ContentPermission.js

Wed, 31 Dec 2014 13:27:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Wed, 31 Dec 2014 13:27:57 +0100

branch

TOR_BUG_3246

changeset 6

8bccb770b82d

permissions

-rw-r--r--

Ignore runtime configuration files generated during quality assurance.

michael@0	1	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	2	* License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0	3	* You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	4
michael@0	5	const Cc = Components.classes;
michael@0	6	const Ci = Components.interfaces;
michael@0	7	const Cu = Components.utils;
michael@0	8
michael@0	9	const UNKNOWN_FAIL = ["geolocation", "desktop-notification"];
michael@0	10
michael@0	11	Cu.import("resource://gre/modules/Services.jsm");
michael@0	12	Cu.import("resource://gre/modules/XPCOMUtils.jsm");
michael@0	13	Cu.import("resource://webapprt/modules/WebappRT.jsm");
michael@0	14
michael@0	15	function ContentPermission() {}
michael@0	16
michael@0	17	ContentPermission.prototype = {
michael@0	18	classID: Components.ID("{07ef5b2e-88fb-47bd-8cec-d3b0bef11ac4}"),
michael@0	19	QueryInterface: XPCOMUtils.generateQI([Ci.nsIContentPermissionPrompt]),
michael@0	20
michael@0	21	_getChromeWindow: function(aWindow) {
michael@0	22	return aWindow
michael@0	23	.QueryInterface(Ci.nsIInterfaceRequestor)
michael@0	24	.getInterface(Ci.nsIWebNavigation)
michael@0	25	.QueryInterface(Ci.nsIDocShellTreeItem)
michael@0	26	.rootTreeItem
michael@0	27	.QueryInterface(Ci.nsIInterfaceRequestor)
michael@0	28	.getInterface(Ci.nsIDOMWindow)
michael@0	29	.QueryInterface(Ci.nsIDOMChromeWindow);
michael@0	30	},
michael@0	31
michael@0	32	prompt: function(request) {
michael@0	33	// Only allow exactly one permission request here.
michael@0	34	let types = request.types.QueryInterface(Ci.nsIArray);
michael@0	35	if (types.length != 1) {
michael@0	36	request.cancel();
michael@0	37	return;
michael@0	38	}
michael@0	39	let perm = types.queryElementAt(0, Ci.nsIContentPermissionType);
michael@0	40
michael@0	41	// Reuse any remembered permission preferences
michael@0	42	let result =
michael@0	43	Services.perms.testExactPermissionFromPrincipal(request.principal,
michael@0	44	perm.type);
michael@0	45
michael@0	46	// We used to use the name "geo" for the geolocation permission, now we're
michael@0	47	// using "geolocation". We need to check both to support existing
michael@0	48	// installations.
michael@0	49	if ((result == Ci.nsIPermissionManager.UNKNOWN_ACTION ||
michael@0	50	result == Ci.nsIPermissionManager.PROMPT_ACTION) &&
michael@0	51	perm.type == "geolocation") {
michael@0	52	let geoResult = Services.perms.testExactPermission(request.principal.URI,
michael@0	53	"geo");
michael@0	54	// We override the result only if the "geo" permission was allowed or
michael@0	55	// denied.
michael@0	56	if (geoResult == Ci.nsIPermissionManager.ALLOW_ACTION ||
michael@0	57	geoResult == Ci.nsIPermissionManager.DENY_ACTION) {
michael@0	58	result = geoResult;
michael@0	59	}
michael@0	60	}
michael@0	61
michael@0	62	if (result == Ci.nsIPermissionManager.ALLOW_ACTION) {
michael@0	63	request.allow();
michael@0	64	return;
michael@0	65	} else if (result == Ci.nsIPermissionManager.DENY_ACTION ||
michael@0	66	(result == Ci.nsIPermissionManager.UNKNOWN_ACTION &&
michael@0	67	UNKNOWN_FAIL.indexOf(perm.type) >= 0)) {
michael@0	68	request.cancel();
michael@0	69	return;
michael@0	70	}
michael@0	71
michael@0	72	// Display a prompt at the top level
michael@0	73	let {name} = WebappRT.localeManifest;
michael@0	74	let requestingWindow = request.window.top;
michael@0	75	let chromeWin = this._getChromeWindow(requestingWindow);
michael@0	76	let bundle = Services.strings.createBundle("chrome://webapprt/locale/webapp.properties");
michael@0	77
michael@0	78	// Construct a prompt with share/don't and remember checkbox
michael@0	79	let remember = {value: false};
michael@0	80	let choice = Services.prompt.confirmEx(
michael@0	81	chromeWin,
michael@0	82	bundle.formatStringFromName(perm.type + ".title", [name], 1),
michael@0	83	bundle.GetStringFromName(perm.type + ".description"),
michael@0	84	// Set both buttons to strings with the cancel button being default
michael@0	85	Ci.nsIPromptService.BUTTON_POS_1_DEFAULT |
michael@0	86	Ci.nsIPromptService.BUTTON_TITLE_IS_STRING * Ci.nsIPromptService.BUTTON_POS_0 |
michael@0	87	Ci.nsIPromptService.BUTTON_TITLE_IS_STRING * Ci.nsIPromptService.BUTTON_POS_1,
michael@0	88	bundle.GetStringFromName(perm.type + ".allow"),
michael@0	89	bundle.GetStringFromName(perm.type + ".deny"),
michael@0	90	null,
michael@0	91	bundle.GetStringFromName(perm.type + ".remember"),
michael@0	92	remember);
michael@0	93
michael@0	94	let action = Ci.nsIPermissionManager.ALLOW_ACTION;
michael@0	95	if (choice != 0) {
michael@0	96	action = Ci.nsIPermissionManager.DENY_ACTION;
michael@0	97	}
michael@0	98
michael@0	99	if (remember.value) {
michael@0	100	// Persist the choice if the user wants to remember
michael@0	101	Services.perms.addFromPrincipal(request.principal, perm.type, action);
michael@0	102	} else {
michael@0	103	// Otherwise allow the permission for the current session
michael@0	104	Services.perms.addFromPrincipal(request.principal, perm.type, action,
michael@0	105	Ci.nsIPermissionManager.EXPIRE_SESSION);
michael@0	106	}
michael@0	107
michael@0	108	// Trigger the selected choice
michael@0	109	if (choice == 0) {
michael@0	110	request.allow();
michael@0	111	}
michael@0	112	else {
michael@0	113	request.cancel();
michael@0	114	}
michael@0	115	}
michael@0	116	};
michael@0	117
michael@0	118	this.NSGetFactory = XPCOMUtils.generateNSGetFactory([ContentPermission]);