qgspathresolver.h

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/***************************************************************************
  qgspathresolver.h
  --------------------------------------
  Date                 : February 2017
  Copyright            : (C) 2017 by Martin Dobias
  Email                : wonder dot sk at gmail dot com
 ***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef QGSPATHRESOLVER_H
#define QGSPATHRESOLVER_H
 
#include "qgis_core.h"
 
#include <QString>
#include <functional>
#include <vector>
 
class CORE_EXPORT QgsPathResolver
{
  public:
    explicit QgsPathResolver( const QString &baseFileName = QString(), const QString &attachmentDir = QString() );
 
    QString writePath( const QString &filename ) const;
 
    QString readPath( const QString &filename ) const;
 
#ifndef SIP_RUN
 
    static QString setPathPreprocessor( const std::function< QString( const QString &filename )> &processor );
#else
 
    static QString setPathPreprocessor( SIP_PYCALLABLE / AllowNone / );
    % MethodCode
    PyObject *s = 0;
    QString id;
    Py_XINCREF( a0 );
    Py_BEGIN_ALLOW_THREADS
    id = QgsPathResolver::setPathPreprocessor( [a0]( const QString &arg )->QString
    {
      QString res;
      SIP_BLOCK_THREADS
      PyObject *s = sipCallMethod( NULL, a0, "D", &arg, sipType_QString, NULL );
      int state;
      int sipIsError = 0;
      QString *t1 = reinterpret_cast<QString *>( sipConvertToType( s, sipType_QString, 0, SIP_NOT_NONE, &state, &sipIsError ) );
      if ( sipIsError == 0 )
      {
        res = QString( *t1 );
      }
      sipReleaseType( t1, sipType_QString, state );
      SIP_UNBLOCK_THREADS
      return res;
    } );
 
    Py_END_ALLOW_THREADS
    s = sipConvertFromNewType( new QString( id ), sipType_QString, 0 );
    return s;
    % End
#endif
 
#ifndef SIP_RUN
 
    static bool removePathPreprocessor( const QString &id );
#else
 
    static void removePathPreprocessor( const QString &id );
    % MethodCode
    if ( !QgsPathResolver::removePathPreprocessor( *a0 ) )
    {
      PyErr_SetString( PyExc_KeyError, QStringLiteral( "No processor with id %1 exists." ).arg( *a0 ).toUtf8().constData() );
      sipIsErr = 1;
    }
    % End
#endif
 
 
 
#ifndef SIP_RUN
    static QString setPathWriter( const std::function< QString( const QString &filename )> &writer );
#else
 
    static QString setPathWriter( SIP_PYCALLABLE / AllowNone / );
    % MethodCode
    PyObject *s = 0;
    QString id;
    Py_XINCREF( a0 );
    Py_BEGIN_ALLOW_THREADS
    id = QgsPathResolver::setPathWriter( [a0]( const QString &arg )->QString
    {
      QString res;
      SIP_BLOCK_THREADS
      PyObject *s = sipCallMethod( NULL, a0, "D", &arg, sipType_QString, NULL );
      int state;
      int sipIsError = 0;
      QString *t1 = reinterpret_cast<QString *>( sipConvertToType( s, sipType_QString, 0, SIP_NOT_NONE, &state, &sipIsError ) );
      if ( sipIsError == 0 )
      {
        res = QString( *t1 );
      }
      sipReleaseType( t1, sipType_QString, state );
      SIP_UNBLOCK_THREADS
      return res;
    } );
 
    Py_END_ALLOW_THREADS
    s = sipConvertFromNewType( new QString( id ), sipType_QString, 0 );
    return s;
    % End
#endif
 
#ifndef SIP_RUN
    static bool removePathWriter( const QString &id );
#else
 
    static void removePathWriter( const QString &id );
    % MethodCode
    if ( !QgsPathResolver::removePathWriter( *a0 ) )
    {
      PyErr_SetString( PyExc_KeyError, QStringLiteral( "No writer with id %1 exists." ).arg( *a0 ).toUtf8().constData() );
      sipIsErr = 1;
    }
    % End
#endif
 
  private:
    QString mBaseFileName;
    QString mAttachmentDir;
};
 
#endif // QGSPATHRESOLVER_H