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popupManager.js
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2003-06-08
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429 lines
/* ***** BEGIN LICENSE BLOCK *****
*
* The Original Code is Mozilla Communicator client code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2002
* the Initial Developer. All Rights Reserved.
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the NPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
var popupManager = null;
var permissions = [];
var listCapability; // the capability of sites on the currently viewed list
// TRUE: current popup policy is BLOCK ALL WITH EXCEPTIONS - sites on
// the whitelist are allowed and have permission.capability = true
// FALSE: current popup policy is ALLOW ALL WITH EXCEPTIONS - sites on
// the blacklist are blocked and have permission.capability = false
const POPUP_TYPE = 2;
var additions = [];
var removals = [];
const SIMPLEURI_CONTRACTID = "@mozilla.org/network/simple-uri;1";
var sortColumn = "host";
var lastSort = false;
var permissionsTreeView = {
rowCount: 0,
setTree: function(tree) {},
getImageSrc: function(row, column) {},
getProgressMode: function(row, column) {},
getCellValue: function(row, column) {},
getCellText: function(row, column) {
var rv = permissions[row].host;
return rv;
},
isSeparator: function(index) { return false; },
isSorted: function() { return false; },
isContainer: function(index) { return false; },
cycleHeader: function(aColId, aElt) {},
getRowProperties: function(row, column,prop) {},
getColumnProperties: function(column, columnElement, prop) {},
getCellProperties: function(row, prop) {}
};
var permissionsTree;
var popupStringBundle;
function Startup() {
popupManager = Components.classes["@mozilla.org/PopupWindowManager;1"]
.getService(Components.interfaces.nsIPopupWindowManager);
permissionsTree = document.getElementById("permissionsTree");
popupStringBundle = document.getElementById("popupStringBundle");
var title;
if (window.arguments[0]) {
document.getElementById("blockExcept").hidden = false;
lastSort = (permissionsTree.getAttribute("lastSortWhitelist") == "true");
title = popupStringBundle.getString("whitelistTitle");
}
else {
document.getElementById("allowExcept").hidden = false;
lastSort = (permissionsTree.getAttribute("lastSortBlacklist") == "true");
title = popupStringBundle.getString("blacklistTitle");
}
document.getElementById("popupManager").setAttribute("title", title);
listCapability = window.arguments[0];
loadPermissions(permissions);
loadTree();
if (window.arguments[1]) { // dialog opened from statusbar icon
if (listCapability) {
document.getElementById("addSiteBox").value = window.arguments[1];
}
else {
// pre-pend '.' so we always match on host boundaries. Otherwise
// we might think notfoo.com matches foo.com
var currentLoc = '.'+window.arguments[1];
var nextHost;
var inList;
var matchIndex;
var matchLength = 0;
for (var i = 0; i < permissionsTreeView.rowCount; i++) {
nextHost = '.'+permissions[i].host;
if (currentLoc.length < nextHost.length)
continue; // can't be a match, list host is more specific
// look for an early out exact match -- check length first for speed
if (currentLoc.length == nextHost.length && nextHost == currentLoc) {
inList = true;
matchIndex = i;
break;
}
if (nextHost == currentLoc.substr(currentLoc.length - nextHost.length)) {
inList = true;
if (listCapability) // host is already on whitelist, don't prefill
break;
if (nextHost.length > matchLength) {
matchIndex = i;
matchLength = nextHost.length;
}
}
}
if (inList) // host is in blacklist, select for removal
permissionsTree.treeBoxObject.view.selection.select(matchIndex);
}
}
document.documentElement.addEventListener("keypress", onReturnHit, true);
window.sizeToContent();
}
function onAccept() {
finalizeChanges();
var unblocked;
if (listCapability) {
unblocked = additions;
permissionsTree.setAttribute("lastSortWhitelist", !lastSort);
}
else {
unblocked = removals;
permissionsTree.setAttribute("lastSortBlacklist", !lastSort);
}
var nextLocation;
var nextUnblocked;
var windowMediator = Components.classes['@mozilla.org/appshell/window-mediator;1']
.getService(Components.interfaces.nsIWindowMediator);
var enumerator = windowMediator.getEnumerator("navigator:browser");
//if a site that is currently open is unblocked, make icon go away
while(enumerator.hasMoreElements()) {
var win = enumerator.getNext();
var browsers = win.getBrowser().browsers;
for (var i = 0; i < browsers.length; i++) {
try {
nextLocation = browsers[i].currentURI.hostPort;
}
catch(ex) {
//blank window
}
if (nextLocation) {
nextLocation = '.'+nextLocation;
for (var j in unblocked) {
nextUnblocked = '.'+unblocked[j];
if (nextUnblocked.length > nextLocation.length)
continue; // can't be a match
if (nextUnblocked ==
nextLocation.substr(nextLocation.length - nextUnblocked.length)) {
browsers[i].popupDomain = null;
win.document.getElementById("popupIcon").hidden = true;
}
}
}
}
}
if (window.arguments[2])
window.opener.setButtons();
return true;
}
function Permission(host, number) {
this.host = host;
this.number = number;
}
function loadPermissions(table) {
var enumerator = popupManager.getEnumerator();
var count = 0;
while (enumerator.hasMoreElements()) {
var permission = enumerator.getNext()
.QueryInterface(Components.interfaces.nsIPermission);
if (permission.capability == listCapability) {
var host = permission.host;
table[count] = new Permission(host,count++);
}
}
}
function loadTree() {
var rowCount = permissions.length;
permissionsTreeView.rowCount = rowCount;
permissionsTree.treeBoxObject.view = permissionsTreeView;
permissionColumnSort();
if (permissions.length == 0)
document.getElementById("removeAllPermissions").setAttribute("disabled","true");
else
document.getElementById("removeAllPermissions").removeAttribute("disabled");
}
function permissionColumnSort() {
lastSort =
SortTree(permissionsTree, permissionsTreeView, permissions,
sortColumn, sortColumn, lastSort);
}
function permissionSelected() {
var selections = GetTreeSelections(permissionsTree);
if (selections.length) {
document.getElementById("removePermission").removeAttribute("disabled");
}
}
function deletePermissions() {
var selections = GetTreeSelections(permissionsTree);
for (var s = selections.length - 1; s >= 0; s--) {
var i = selections[s];
var host = permissions[i].host;
updatePendingRemovals(host);
permissions[i] = null;
}
for (var j = 0; j < permissions.length; j++) {
if (permissions[j] == null) {
var k = j;
while ((k < permissions.length) && (permissions[k] == null)) {
k++;
}
permissions.splice(j, k-j);
}
}
var box = permissionsTree.treeBoxObject;
var firstRow = box.getFirstVisibleRow();
if (firstRow > (permissions.length - 1) ) {
firstRow = permissions.length - 1;
}
permissionsTreeView.rowCount = permissions.length;
box.rowCountChanged(0, permissions.length);
box.scrollToRow(firstRow);
if (permissions.length) {
var nextSelection = (selections[0] < permissions.length) ? selections[0] : permissions.length - 1;
box.view.selection.select(-1);
box.view.selection.select(nextSelection);
}
else {
document.getElementById("removePermission").setAttribute("disabled", "true")
document.getElementById("removeAllPermissions").setAttribute("disabled","true");
permissionsTree.treeBoxObject.view.selection.select(-1);
}
}
function deleteAllPermissions() {
for (var i = 0; i < permissions.length; i++) {
var host = permissions[i].host;
updatePendingRemovals(host);
}
permissions.length = 0;
clearTree();
}
function updatePendingRemovals(host) {
if (additions[host] != null)
additions[host] = null;
else
removals[host] = host;
}
function clearTree() {
permissionsTree.treeBoxObject.view.selection.select(-1);
permissionsTreeView.rowCount = 0;
permissionsTree.treeBoxObject.invalidate();
document.getElementById("removePermission").setAttribute("disabled", "true")
document.getElementById("removeAllPermissions").setAttribute("disabled","true");
}
function finalizeChanges() {
var ioService = Components.classes["@mozilla.org/network/io-service;1"]
.getService(Components.interfaces.nsIIOService);
//note: the scheme will be taken off later, it is being added now only to
//create the uri for add/remove
for (var i in additions) {
var host = additions[i];
if (host != null) {
host = "http://" + host;
var uri = ioService.newURI(host, null, null);
popupManager.add(uri, listCapability);
}
}
for (var i in removals) {
var host = removals[i];
if (host != null) {
host = "http://" + host;
var uri = ioService.newURI(host, null, null);
popupManager.remove(uri);
}
}
}
function handlePermissionKeyPress(e) {
if (e.keyCode == 46) {
deletePermissions();
}
}
function addPermission() {
var addSiteBox = document.getElementById("addSiteBox");
var host = addSiteBox.value;
if (host != "") {
host = host.replace(/^\s*([-\w]*:\/*)?/, ""); // trim any leading space and scheme
var promptService = Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
.getService(Components.interfaces.nsIPromptService);
var ioService = Components.classes["@mozilla.org/network/io-service;1"]
.getService(Components.interfaces.nsIIOService);
try {
var uri = ioService.newURI("http://"+host, null, null);
}
catch(ex) {
var msgInvalid = popupStringBundle.getFormattedString("alertInvalid", [host]);
if (promptService)
promptService.alert(window, "", msgInvalid);
addSiteBox.value = "";
return;
}
if (!host) {
addSiteBox.value = "";
return;
}
var length = permissions.length;
var isDuplicate = false;
for (var i = 0; i < length; i++) {
if (permissions[i].host == host) {
var msgDuplicate = popupStringBundle.getFormattedString("alertDuplicate", [host]);
if (promptService)
promptService.alert(window, "", msgDuplicate);
isDuplicate = true;
break;
}
}
if (!isDuplicate) {
var newPermission = new Permission(host, length);
permissions.push(newPermission);
lastSort = !lastSort; //keep same sort direction
loadTree();
if (removals[host] != null)
removals[host] = null;
else
additions[host] = host;
}
addSiteBox.value = "";
}
}
function onReturnHit(event) {
var focusedElement = document.commandDispatcher.focusedElement;
var addSiteBox = document.getElementById("addSiteBox");
if (event.keyCode == 13) {
if (focusedElement) {
if (focusedElement.id == "permissionsTree")
return;
else {
event.preventBubble();
if (focusedElement == addSiteBox.inputField) {
var addSiteButton = document.getElementById("addSiteButton");
addSiteButton.doCommand();
}
}
}
}
}
function doHelpButton() {
openHelp("pop_up_blocking_prefs");
return true;
}