okular/core/script/kjs_app.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2008 by Pino Toscano <pino@kde.org>                     *
   3  *   Copyright (C) 2008 by Harri Porten <porten@kde.org>                   *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  ***************************************************************************/
  10
  11 #include "kjs_app_p.h"
  12
  13 #include <kjs/kjsarguments.h>
  14 #include <kjs/kjsobject.h>
  15 #include <kjs/kjsprototype.h>
  16
  17 #include <qapplication.h>
  18
  19 #include <kglobal.h>
  20 #include <klocale.h>
  21
  22 #include "../document_p.h"
  23 #include "kjs_fullscreen_p.h"
  24
  25 using namespace Okular;
  26
  27 static KJSPrototype *g_appProto;
  28
  29 // the acrobat version we fake
  30 static const double fake_acroversion = 8.00;
  31
  32 static const struct FakePluginInfo {
  33     const char *name;
  34     bool certified;
  35     bool loaded;
  36     const char *path;
  37 } s_fake_plugins[] = {
  38     { "Annots", true, true, "" },
  39     { "EFS", true, true, "" },
  40     { "EScript", true, true, "" },
  41     { "Forms", true, true, "" },
  42     { "ReadOutLoud", true, true, "" },
  43     { "WebLink", true, true, "" }
  44 };
  45 static const int s_num_fake_plugins = sizeof( s_fake_plugins ) / sizeof( s_fake_plugins[0] );
  46
  47
  48 static KJSObject appGetFormsVersion( KJSContext *, void * )
  49 {
  50     // faking a bit...
  51     return KJSNumber( fake_acroversion );
  52 }
  53
  54 static KJSObject appGetLanguage( KJSContext *, void * )
  55 {
  56     QString lang;
  57     QString country;
  58     QString dummy;
  59     KLocale::splitLocale( KGlobal::locale()->language(),
  60                           lang, country, dummy, dummy );
  61     QString acroLang = QString::fromLatin1( "ENU" );
  62     if ( lang == QLatin1String( "da" ) )
  63         acroLang = QString::fromLatin1( "DAN" ); // Danish
  64     else if ( lang == QLatin1String( "de" ) )
  65         acroLang = QString::fromLatin1( "DEU" ); // German
  66     else if ( lang == QLatin1String( "en" ) )
  67         acroLang = QString::fromLatin1( "ENU" ); // English
  68     else if ( lang == QLatin1String( "es" ) )
  69         acroLang = QString::fromLatin1( "ESP" ); // Spanish
  70     else if ( lang == QLatin1String( "fr" ) )
  71         acroLang = QString::fromLatin1( "FRA" ); // French
  72     else if ( lang == QLatin1String( "it" ) )
  73         acroLang = QString::fromLatin1( "ITA" ); // Italian
  74     else if ( lang == QLatin1String( "ko" ) )
  75         acroLang = QString::fromLatin1( "KOR" ); // Korean
  76     else if ( lang == QLatin1String( "ja" ) )
  77         acroLang = QString::fromLatin1( "JPN" ); // Japanese
  78     else if ( lang == QLatin1String( "nl" ) )
  79         acroLang = QString::fromLatin1( "NLD" ); // Dutch
  80     else if ( lang == QLatin1String( "pt" ) && country == QLatin1String( "BR" ) )
  81         acroLang = QString::fromLatin1( "PTB" ); // Brazilian Portuguese
  82     else if ( lang == QLatin1String( "fi" ) )
  83         acroLang = QString::fromLatin1( "SUO" ); // Finnish
  84     else if ( lang == QLatin1String( "sv" ) )
  85         acroLang = QString::fromLatin1( "SVE" ); // Swedish
  86     else if ( lang == QLatin1String( "zh" ) && country == QLatin1String( "CN" ) )
  87         acroLang = QString::fromLatin1( "CHS" ); // Chinese Simplified
  88     else if ( lang == QLatin1String( "zh" ) && country == QLatin1String( "TW" ) )
  89         acroLang = QString::fromLatin1( "CHT" ); // Chinese Traditional
  90     return KJSString( acroLang );
  91 }
  92
  93 static KJSObject appGetNumPlugins( KJSContext *, void * )
  94 {
  95     return KJSNumber( s_num_fake_plugins );
  96 }
  97
  98 static KJSObject appGetPlatform( KJSContext *, void * )
  99 {
 100 #if defined(Q_OS_WIN)
 101     return KJSString( QString::fromLatin1( "WIN" ) );
 102 #elif defined(Q_OS_MAC)
 103     return KJSString( QString::fromLatin1( "MAC" ) );
 104 #else
 105     return KJSString( QString::fromLatin1( "UNIX" ) );
 106 #endif
 107 }
 108
 109 static KJSObject appGetPlugIns( KJSContext *context, void * )
 110 {
 111     KJSArray plugins( context, s_num_fake_plugins );
 112     for ( int i = 0; i < s_num_fake_plugins; ++i )
 113     {
 114         const FakePluginInfo &info = s_fake_plugins[i];
 115         KJSObject plugin;
 116         plugin.setProperty( context, "certified", info.certified );
 117         plugin.setProperty( context, "loaded", info.loaded );
 118         plugin.setProperty( context, "name", info.name );
 119         plugin.setProperty( context, "path", info.path );
 120         plugin.setProperty( context, "version", fake_acroversion );
 121         plugins.setProperty( context, QString::number( i ), plugin );
 122     }
 123     return plugins;
 124 }
 125
 126 static KJSObject appGetPrintColorProfiles( KJSContext *context, void * )
 127 {
 128     return KJSArray( context, 0 );
 129 }
 130
 131 static KJSObject appGetPrinterNames( KJSContext *context, void * )
 132 {
 133     return KJSArray( context, 0 );
 134 }
 135
 136 static KJSObject appGetViewerType( KJSContext *, void * )
 137 {
 138     // faking a bit...
 139     return KJSString( QString::fromLatin1( "Reader" ) );
 140 }
 141
 142 static KJSObject appGetViewerVariation( KJSContext *, void * )
 143 {
 144     // faking a bit...
 145     return KJSString( QString::fromLatin1( "Reader" ) );
 146 }
 147
 148 static KJSObject appGetViewerVersion( KJSContext *, void * )
 149 {
 150     // faking a bit...
 151     return KJSNumber( fake_acroversion );
 152 }
 153
 154 static KJSObject appBeep( KJSContext *context, void *,
 155                           const KJSArguments &arguments )
 156 {
 157     if ( arguments.count() < 1 )
 158     {
 159         return context->throwException( "Missing beep type" );
 160     }
 161     QApplication::beep();
 162     return KJSUndefined();
 163 }
 164
 165 static KJSObject appGetNthPlugInName( KJSContext *context, void *,
 166                                       const KJSArguments &arguments )
 167 {
 168     if ( arguments.count() < 1 )
 169     {
 170         return context->throwException( "Missing plugin index" );
 171     }
 172     const int nIndex = arguments.at( 0 ).toInt32( context );
 173
 174     if ( nIndex < 0 || nIndex >= s_num_fake_plugins )
 175         return context->throwException( "PlugIn index out of bounds" );
 176
 177     const FakePluginInfo &info = s_fake_plugins[nIndex];
 178     return KJSString( info.name );
 179 }
 180
 181 static KJSObject appGoBack( KJSContext *, void *object,
 182                             const KJSArguments & )
 183 {
 184     const DocumentPrivate *doc = reinterpret_cast< DocumentPrivate * >( object );
 185     if ( doc->m_parent->historyAtBegin() )
 186         return KJSUndefined();
 187
 188     doc->m_parent->setPrevViewport();
 189     return KJSUndefined();
 190 }
 191
 192 static KJSObject appGoForward( KJSContext *, void *object,
 193                                const KJSArguments & )
 194 {
 195     const DocumentPrivate *doc = reinterpret_cast< DocumentPrivate * >( object );
 196     if ( doc->m_parent->historyAtEnd() )
 197         return KJSUndefined();
 198
 199     doc->m_parent->setNextViewport();
 200     return KJSUndefined();
 201 }
 202
 203 void JSApp::initType( KJSContext *ctx )
 204 {
 205     static bool initialized = false;
 206     if ( initialized )
 207         return;
 208     initialized = true;
 209
 210     g_appProto = new KJSPrototype();
 211
 212     g_appProto->defineProperty( ctx, "formsVersion", appGetFormsVersion );
 213     g_appProto->defineProperty( ctx, "language", appGetLanguage );
 214     g_appProto->defineProperty( ctx, "numPlugIns", appGetNumPlugins );
 215     g_appProto->defineProperty( ctx, "platform", appGetPlatform );
 216     g_appProto->defineProperty( ctx, "plugIns", appGetPlugIns );
 217     g_appProto->defineProperty( ctx, "printColorProfiles", appGetPrintColorProfiles );
 218     g_appProto->defineProperty( ctx, "printerNames", appGetPrinterNames );
 219     g_appProto->defineProperty( ctx, "viewerType", appGetViewerType );
 220     g_appProto->defineProperty( ctx, "viewerVariation", appGetViewerVariation );
 221     g_appProto->defineProperty( ctx, "viewerVersion", appGetViewerVersion );
 222
 223     g_appProto->defineFunction( ctx, "beep", appBeep );
 224     g_appProto->defineFunction( ctx, "getNthPlugInName", appGetNthPlugInName );
 225     g_appProto->defineFunction( ctx, "goBack", appGoBack );
 226     g_appProto->defineFunction( ctx, "goForward", appGoForward );
 227 }
 228
 229 KJSObject JSApp::object( KJSContext *ctx, DocumentPrivate *doc )
 230 {
 231     return g_appProto->constructObject( ctx, doc );
 232 }