RPC.cc 6.06 KB
Newer Older
1
/*===========================================================================*\
Jan Möbius's avatar
Jan Möbius committed
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
*                                                                            *
*                              OpenFlipper                                   *
*      Copyright (C) 2001-2010 by Computer Graphics Group, RWTH Aachen       *
*                           www.openflipper.org                              *
*                                                                            *
*--------------------------------------------------------------------------- *
*  This file is part of OpenFlipper.                                         *
*                                                                            *
*  OpenFlipper is free software: you can redistribute it and/or modify       *
*  it under the terms of the GNU Lesser General Public License as            *
*  published by the Free Software Foundation, either version 3 of            *
*  the License, or (at your option) any later version with the               *
*  following exceptions:                                                     *
*                                                                            *
*  If other files instantiate templates or use macros                        *
*  or inline functions from this file, or you compile this file and          *
*  link it with other files to produce an executable, this file does         *
*  not by itself cause the resulting executable to be covered by the         *
*  GNU Lesser General Public License. This exception does not however        *
*  invalidate any other reasons why the executable file might be             *
*  covered by the GNU Lesser General Public License.                         *
*                                                                            *
*  OpenFlipper is distributed in the hope that it will be useful,            *
*  but WITHOUT ANY WARRANTY; without even the implied warranty of            *
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             *
*  GNU Lesser General Public License for more details.                       *
*                                                                            *
*  You should have received a copy of the GNU LesserGeneral Public           *
*  License along with OpenFlipper. If not,                                   *
*  see <http://www.gnu.org/licenses/>.                                       *
*                                                                            *
33 34 35
\*===========================================================================*/

/*===========================================================================*\
Jan Möbius's avatar
Jan Möbius committed
36 37 38 39 40
*                                                                            *
*   $Revision$                                                       *
*   $LastChangedBy$                                                *
*   $Date$                     *
*                                                                            *
41
\*===========================================================================*/
42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106




//=============================================================================
//
//  CLASS Core - IMPLEMENTATION
//
//=============================================================================


//== INCLUDES =================================================================

// -------------------- mview
#include "Core.hh"
#include <OpenFlipper/common/Types.hh>

//== IMPLEMENTATION ==========================================================



void Core::slotPluginExists( QString _pluginName , bool& _exists ) {

  for ( int i = 0 ; i < (int)plugins.size(); ++i ) {
    if ( plugins[i].rpcName == _pluginName ) {
      _exists = true;
      return;
    }
  }

  _exists = false;
}

void Core::slotFunctionExists( QString _pluginName , QString _functionName , bool& _exists  ) {

  //Find plugin
  int plugin = -1;
  for ( int i = 0 ; i < (int)plugins.size(); ++i ) {
    if ( plugins[i].rpcName == _pluginName ) {
      plugin = i;
      break;
    }
  }

  if ( plugin == -1 ) {
    _exists = false;
    return;
  }

  _exists = plugins[plugin].rpcFunctions.contains(_functionName);
}

void Core::slotCall( QString _pluginName , QString _functionName , bool& _success  ) {

  //Find plugin
  int plugin = -1;
  for ( int i = 0 ; i < (int)plugins.size(); ++i ) {
    if ( plugins[i].rpcName == _pluginName ) {
      plugin = i;
      break;
    }
  }

  if ( plugin == -1 ) {
    _success = false;
107
    emit log(LOGERR, tr("Unable to call function from Plugin : ") + _pluginName + tr(" ( Plugin not Found! )"));
108 109 110 111 112
    return;
  }

  if ( !plugins[plugin].rpcFunctions.contains(_functionName) ) {
    _success = false;
113 114
    emit log(LOGERR, tr("Unable to call function from Plugin : ") + _pluginName);
    emit log(LOGERR, tr("Function ") + _functionName + tr(" not found!"));
115 116 117 118 119 120 121 122
    return;
  }

  scriptEngine_.evaluate(_pluginName + "." + _functionName );
  if ( scriptEngine_.hasUncaughtException() ) {
    _success = false;
    QScriptValue result = scriptEngine_.uncaughtException();
    QString exception = result.toString();
123
    emit log( LOGERR , tr("RPC failed with : ") + exception );
124 125 126 127 128 129 130 131 132 133 134 135 136 137
    return;
  }

  _success = true;

}

void Core::slotCall( QString _expression , bool& _success  ) {

  scriptEngine_.evaluate( _expression );
  if ( scriptEngine_.hasUncaughtException() ) {
    _success = false;
    QScriptValue result = scriptEngine_.uncaughtException();
    QString exception = result.toString();
138
    emit log( LOGERR , tr("RPC failed with : ") + exception );
139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166
    return;
  }

  _success = true;

}

void Core::slotGetValue(QString _expression, QVariant& _result ){
  //execute the expression
  bool ok;

  slotCall("var tmpValue=" + _expression + ";", ok);

  if (!ok){
    _result = QVariant();
    return;
  }

  //get the return value
  QScriptValue val = scriptEngine_.globalObject().property("tmpValue");

//   std::cerr << "Type:" << val.toVariant().userType() << std::endl; 
//   std::cerr << "Value:" << val.toVariant().toString().toStdString()<< std::endl;

  _result = val.toVariant();
}

//=============================================================================