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      1 /*
      2  *  Copyright (C) 2000 Harri Porten (porten (at) kde.org)
      3  *  Copyright (c) 2000 Daniel Molkentin (molkentin (at) kde.org)
      4  *  Copyright (c) 2000 Stefan Schimanski (schimmi (at) kde.org)
      5  *  Copyright (C) 2003, 2004, 2005, 2006 Apple Computer, Inc.
      6  *  Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
      7  *
      8  *  This library is free software; you can redistribute it and/or
      9  *  modify it under the terms of the GNU Lesser General Public
     10  *  License as published by the Free Software Foundation; either
     11  *  version 2 of the License, or (at your option) any later version.
     12  *
     13  *  This library is distributed in the hope that it will be useful,
     14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
     15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     16  *  Lesser General Public License for more details.
     17  *
     18  *  You should have received a copy of the GNU Lesser General Public
     19  *  License along with this library; if not, write to the Free Software
     20  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
     21  */
     22 
     23 #include "config.h"
     24 #include "core/frame/Navigator.h"
     25 
     26 #include "bindings/v8/ScriptController.h"
     27 #include "core/dom/Document.h"
     28 #include "core/frame/NavigatorID.h"
     29 #include "core/loader/CookieJar.h"
     30 #include "core/loader/FrameLoader.h"
     31 #include "core/frame/Frame.h"
     32 #include "core/frame/Settings.h"
     33 #include "core/plugins/DOMMimeTypeArray.h"
     34 #include "core/plugins/DOMPluginArray.h"
     35 #include "platform/Language.h"
     36 
     37 #ifndef WEBCORE_NAVIGATOR_PRODUCT_SUB
     38 #define WEBCORE_NAVIGATOR_PRODUCT_SUB "20030107"
     39 #endif // ifndef WEBCORE_NAVIGATOR_PRODUCT_SUB
     40 
     41 #ifndef WEBCORE_NAVIGATOR_VENDOR
     42 #define WEBCORE_NAVIGATOR_VENDOR "Google Inc."
     43 #endif // ifndef WEBCORE_NAVIGATOR_VENDOR
     44 
     45 #ifndef WEBCORE_NAVIGATOR_VENDOR_SUB
     46 #define WEBCORE_NAVIGATOR_VENDOR_SUB ""
     47 #endif // ifndef WEBCORE_NAVIGATOR_VENDOR_SUB
     48 
     49 namespace WebCore {
     50 
     51 Navigator::Navigator(Frame* frame)
     52     : DOMWindowProperty(frame)
     53 {
     54     ScriptWrappable::init(this);
     55 }
     56 
     57 Navigator::~Navigator()
     58 {
     59 }
     60 
     61 // If this function returns true, we need to hide the substring "4." that would otherwise
     62 // appear in the appVersion string. This is to avoid problems with old versions of a
     63 // library called OpenCube QuickMenu, which as of this writing is still being used on
     64 // sites such as nwa.com -- the library thinks Safari is Netscape 4 if we don't do this!
     65 static bool shouldHideFourDot(Frame* frame)
     66 {
     67     const String* sourceURL = frame->script().sourceURL();
     68     if (!sourceURL)
     69         return false;
     70     if (!(sourceURL->endsWith("/dqm_script.js") || sourceURL->endsWith("/dqm_loader.js") || sourceURL->endsWith("/tdqm_loader.js")))
     71         return false;
     72     Settings* settings = frame->settings();
     73     if (!settings)
     74         return false;
     75     return settings->needsSiteSpecificQuirks();
     76 }
     77 
     78 String Navigator::appVersion() const
     79 {
     80     if (!m_frame)
     81         return String();
     82     String appVersion = NavigatorID::appVersion(this);
     83     if (shouldHideFourDot(m_frame))
     84         appVersion.replace("4.", "4_");
     85     return appVersion;
     86 }
     87 
     88 String Navigator::language() const
     89 {
     90     return defaultLanguage();
     91 }
     92 
     93 String Navigator::productSub() const
     94 {
     95     return WEBCORE_NAVIGATOR_PRODUCT_SUB;
     96 }
     97 
     98 String Navigator::vendor() const
     99 {
    100     return WEBCORE_NAVIGATOR_VENDOR;
    101 }
    102 
    103 String Navigator::vendorSub() const
    104 {
    105     return WEBCORE_NAVIGATOR_VENDOR_SUB;
    106 }
    107 
    108 String Navigator::userAgent() const
    109 {
    110     // If the frame is already detached it no longer has a meaningful useragent.
    111     if (!m_frame || !m_frame->page())
    112         return String();
    113 
    114     return m_frame->loader().userAgent(m_frame->document()->url());
    115 }
    116 
    117 DOMPluginArray* Navigator::plugins() const
    118 {
    119     if (!m_plugins)
    120         m_plugins = DOMPluginArray::create(m_frame);
    121     return m_plugins.get();
    122 }
    123 
    124 DOMMimeTypeArray* Navigator::mimeTypes() const
    125 {
    126     if (!m_mimeTypes)
    127         m_mimeTypes = DOMMimeTypeArray::create(m_frame);
    128     return m_mimeTypes.get();
    129 }
    130 
    131 bool Navigator::cookieEnabled() const
    132 {
    133     if (!m_frame)
    134         return false;
    135 
    136     Settings* settings = m_frame->settings();
    137     if (!settings || !settings->cookieEnabled())
    138         return false;
    139 
    140     return cookiesEnabled(m_frame->document());
    141 }
    142 
    143 bool Navigator::javaEnabled() const
    144 {
    145     if (!m_frame || !m_frame->settings())
    146         return false;
    147 
    148     if (!m_frame->settings()->javaEnabled())
    149         return false;
    150 
    151     return true;
    152 }
    153 
    154 void Navigator::getStorageUpdates()
    155 {
    156     // FIXME: Remove this method or rename to yieldForStorageUpdates.
    157 }
    158 
    159 } // namespace WebCore
    160