okular/core/script/executor_kjs.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 "executor_kjs_p.h"
  12
  13 #include <kjs/kjsinterpreter.h>
  14 #include <kjs/kjsobject.h>
  15 #include <kjs/kjsprototype.h>
  16 #include <kjs/kjsarguments.h>
  17
  18 #include <kdebug.h>
  19
  20 #include "../debug_p.h"
  21 #include "../document_p.h"
  22
  23 #include "kjs_app_p.h"
  24 #include "kjs_console_p.h"
  25 #include "kjs_data_p.h"
  26 #include "kjs_document_p.h"
  27 #include "kjs_field_p.h"
  28 #include "kjs_fullscreen_p.h"
  29 #include "kjs_spell_p.h"
  30 #include "kjs_util_p.h"
  31
  32 using namespace Okular;
  33
  34 class Okular::ExecutorKJSPrivate
  35 {
  36     public:
  37         ExecutorKJSPrivate( DocumentPrivate *doc )
  38             : m_doc( doc )
  39         {
  40             initTypes();
  41         }
  42         ~ExecutorKJSPrivate()
  43         {
  44             JSField::clearCachedFields();
  45
  46             delete m_interpreter;
  47         }
  48
  49         void initTypes();
  50
  51         DocumentPrivate *m_doc;
  52         KJSInterpreter *m_interpreter;
  53         KJSGlobalObject m_docObject;
  54 };
  55
  56 void ExecutorKJSPrivate::initTypes()
  57 {
  58     m_docObject = JSDocument::wrapDocument( m_doc );
  59     m_interpreter = new KJSInterpreter( m_docObject );
  60
  61     KJSContext *ctx = m_interpreter->globalContext();
  62
  63     JSApp::initType( ctx );
  64     JSFullscreen::initType( ctx );
  65     JSConsole::initType( ctx );
  66     JSData::initType( ctx );
  67     JSDocument::initType( ctx );
  68     JSField::initType( ctx );
  69     JSSpell::initType( ctx );
  70     JSUtil::initType( ctx );
  71
  72     m_docObject.setProperty( ctx, "app", JSApp::object( ctx, m_doc ) );
  73     m_docObject.setProperty( ctx, "console", JSConsole::object( ctx ) );
  74     m_docObject.setProperty( ctx, "Doc", m_docObject );
  75     m_docObject.setProperty( ctx, "spell", JSSpell::object( ctx ) );
  76     m_docObject.setProperty( ctx, "util", JSUtil::object( ctx ) );
  77 }
  78
  79 ExecutorKJS::ExecutorKJS( DocumentPrivate *doc )
  80     : d( new ExecutorKJSPrivate( doc ) )
  81 {
  82 }
  83
  84 ExecutorKJS::~ExecutorKJS()
  85 {
  86     delete d;
  87 }
  88
  89 void ExecutorKJS::execute( const QString &script )
  90 {
  91 #if 0
  92     QString script2;
  93     QString errMsg;
  94     int errLine;
  95     if ( !KJSInterpreter::normalizeCode( script, &script2, &errLine, &errMsg ) )
  96     {
  97         kWarning(OkularDebug) << "Parse error during normalization!";
  98         script2 = script;
  99     }
 100 #endif
 101
 102     KJSResult result = d->m_interpreter->evaluate( "okular.js", 1,
 103                                                    script, &d->m_docObject );
 104     KJSContext* ctx = d->m_interpreter->globalContext();
 105     if ( result.isException() || ctx->hasException() )
 106     {
 107         kDebug(OkularDebug) << "JS exception" << result.errorMessage();
 108     }
 109     else
 110     {
 111         kDebug(OkularDebug) << "result:" << result.value().toString( ctx );
 112     }
 113 }