pjs/mail/base/content/contentAreaClick.js

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JavaScript

# -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is mozilla.org code.
#
# The Initial Developer of the Original Code is
# Netscape Communications Corporation.
# Portions created by the Initial Developer are Copyright (C) 1998
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
# Alec Flett <alecf@netscape.com>
# Ben Goodger <ben@netscape.com>
# Mike Pinkerton <pinkerton@netscape.com>
# Blake Ross <blakeross@telocity.com>
#
# 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 MPL, 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 MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****
/*
* - [ Dependencies ] ---------------------------------------------------------
* utilityOverlay.js:
* - gatherTextUnder
*/
var pref = Components.classes["@mozilla.org/preferences-service;1"].getService(Components.interfaces.nsIPrefBranch);
/**
* extract the href from the link click event.
* We look for HTMLAnchorElement, HTMLAreaElement, HTMLLinkElement,
* HTMLInputElement.form.action, and nested anchor tags.
*
* @return href for the url being clicked
*/
function hRefForClickEvent(event)
{
var target = event.target;
var href;
var isKeyPress = (event.type == "keypress");
if (target instanceof HTMLAnchorElement ||
target instanceof HTMLAreaElement ||
target instanceof HTMLLinkElement)
{
if (target.hasAttribute("href"))
href = target.href;
}
else if (target instanceof HTMLInputElement)
{
if (target.form && target.form.action)
href = target.form.action;
}
else
{
// we may be nested inside of a link node
linkNode = event.originalTarget;
while (linkNode && !(linkNode instanceof HTMLAnchorElement))
linkNode = linkNode.parentNode;
if (linkNode)
href = linkNode.href;
}
return href;
}
// Called whenever the user clicks in the content area,
// except when left-clicking on links (special case)
// should always return true for click to go through
function contentAreaClick(event)
{
var href = hRefForClickEvent(event);
if (href)
{
handleLinkClick(event, href, null);
if (!event.button) // left click only
return gPhishingDetector.warnOnSuspiciousLinkClick(href); // let the phishing detector check the link
}
return true;
}
function openNewTabOrWindow(event, href, sendReferrer)
{
// always return false for stand alone mail (MOZ_THUNDERBIRD)
// let someone else deal with it
return false;
}
function handleLinkClick(event, href, linkNode)
{
// Make sure we are allowed to open this URL
urlSecurityCheck(href, document);
return false;
}
function middleMousePaste( event )
{
return false;
}
function makeURLAbsolute( base, url )
{
// Construct nsIURL.
var ioService = Components.classes["@mozilla.org/network/io-service;1"]
.getService(Components.interfaces.nsIIOService);
var baseURI = ioService.newURI(base, null, null);
return ioService.newURI(baseURI.resolve(url), null, null).spec;
}