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Diffstat (limited to 'apps/system/js/permission_manager.js')
| -rw-r--r-- | apps/system/js/permission_manager.js | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/apps/system/js/permission_manager.js b/apps/system/js/permission_manager.js deleted file mode 100644 index f3c013c..0000000 --- a/apps/system/js/permission_manager.js +++ /dev/null @@ -1,203 +0,0 @@ -/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- / -/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */ - -'use strict'; - -var PermissionManager = (function() { - var _ = navigator.mozL10n.get; - - window.addEventListener('mozChromeEvent', function pm_chromeEventHandler(e) { - var detail = e.detail; - switch (detail.type) { - case 'permission-prompt': - overlay.dataset.type = detail.permission; - handlePermissionPrompt(detail); - break; - case 'fullscreenoriginchange': - delete overlay.dataset.type; - handleFullscreenOriginChange(detail); - break; - } - }); - - var fullscreenRequest = undefined; - - var handleFullscreenOriginChange = function(detail) { - // If there's already a fullscreen request visible, cancel it, - // we'll show the request for the new domain. - if (fullscreenRequest != undefined) { - cancelRequest(fullscreenRequest); - fullscreenRequest = undefined; - } - if (detail.fullscreenorigin != WindowManager.getDisplayedApp()) { - // The message to be displayed on the approval UI. - var message = _('fullscreen-request', { 'origin': detail.fullscreenorigin }); - fullscreenRequest = requestPermission(message, - /* yesCallback */ null, - /* noCallback */ function() { - document.mozCancelFullScreen(); - }); - } - }; - - var handlePermissionPrompt = function pm_handlePermissionPrompt(detail) { - remember.checked = detail.remember ? true : false; - var str = ''; - - var permissionID = 'perm-' + detail.permission.replace(':', '-'); - if (detail.isApp) { // App - str = _(permissionID + '-appRequest', { 'app': detail.appName }); - } else { // Web content - str = _(permissionID + '-webRequest', { 'site': detail.origin }); - } - - requestPermission(str, function pm_permYesCB() { - dispatchResponse(detail.id, 'permission-allow', remember.checked); - }, function pm_permNoCB() { - dispatchResponse(detail.id, 'permission-deny', remember.checked); - }); - }; - - var dispatchResponse = function pm_dispatchResponse(id, type, remember) { - var event = document.createEvent('CustomEvent'); - remember = remember ? true : false; - - event.initCustomEvent('mozContentEvent', true, true, { - id: id, - type: type, - remember: remember - }); - window.dispatchEvent(event); - }; - - // A queue of pending requests. Callers of requestPermission() must be - // careful not to create an infinite loop! - var pending = []; - - // Div over in which the permission UI resides. - var overlay = document.getElementById('permission-screen'); - var dialog = document.getElementById('permission-dialog'); - var message = document.getElementById('permission-message'); - - // "Yes"/"No" buttons on the permission UI. - var yes = document.getElementById('permission-yes'); - var no = document.getElementById('permission-no'); - - // Remember the choice checkbox - var remember = document.getElementById('permission-remember-checkbox'); - var rememberSection = document.getElementById('permission-remember-section'); - - // The ID of the next permission request. This is incremented by one - // on every request, modulo some large number to prevent overflow problems. - var nextRequestID = 0; - - // The ID of the request currently visible on the screen. This has the value - // "undefined" when there is no request visible on the screen. - var currentRequestId = undefined; - - var hidePermissionPrompt = function() { - overlay.classList.remove('visible'); - currentRequestId = undefined; - // Cleanup the event handlers. - yes.removeEventListener('click', clickHandler); - yes.callback = null; - no.removeEventListener('click', clickHandler); - no.callback = null; - }; - - // Show the next request, if we have one. - var showNextPendingRequest = function() { - if (pending.length == 0) - return; - var request = pending.shift(); - showPermissionPrompt(request.id, - request.message, - request.yescallback, - request.nocallback); - }; - - // This is the event listener function for the yes/no buttons. - var clickHandler = function(evt) { - var callback = null; - if (evt.target === yes && yes.callback) { - callback = yes.callback; - } else if (evt.target === no && no.callback) { - callback = no.callback; - } - hidePermissionPrompt(); - - // Call the appropriate callback, if it is defined. - if (callback) - window.setTimeout(callback, 0); - - showNextPendingRequest(); - }; - - var requestPermission = function(msg, - yescallback, nocallback) { - var id = nextRequestID; - nextRequestID = (nextRequestID + 1) % 1000000; - - if (currentRequestId != undefined) { - // There is already a permission request being shown, queue this one. - pending.push({ - id: id, - message: msg, - yescallback: yescallback, - nocallback: nocallback - }); - return id; - } - - showPermissionPrompt(id, msg, yescallback, nocallback); - - return id; - }; - - var showPermissionPrompt = function(id, msg, - yescallback, nocallback) { - // Put the message in the dialog. - // Note plain text since this may include text from - // untrusted app manifests, for example. - message.textContent = msg; - - currentRequestId = id; - - // Make the screen visible - overlay.classList.add('visible'); - - // Set event listeners for the yes and no buttons - yes.addEventListener('click', clickHandler); - yes.callback = yescallback; - - no.addEventListener('click', clickHandler); - no.callback = nocallback; - }; - - // Cancels a request with a specfied id. Request can either be - // currently showing, or pending. If there are further pending requests, - // the next is shown. - var cancelRequest = function(id) { - if (currentRequestId === id) { - // Request is currently being displayed. Hide the permission prompt, - // and show the next request, if we have any. - hidePermissionPrompt(); - showNextPendingRequest(); - } else { - // The request is currently not being displayed. Search through the - // list of pending requests, and remove it from the list if present. - for (var i = 0; i < pending.length; i++) { - if (pending[i].id === id) { - pending.splice(i, 1); - break; - } - } - } - }; - - rememberSection.addEventListener('click', function onLabelClick() { - remember.checked = !remember.checked; - }); - -}()); - |