~drizzle-trunk/drizzle/development

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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
 *
 *  Copyright (C) 2010 Brian Aker
 *
 *  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.
 *
 *  This program 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#include <config.h>

#include <drizzled/generator.h>
#include <drizzled/session.h>

using namespace std;

namespace drizzled
{
namespace generator
{

Schema::Schema(Session &arg) :
  session(arg)
  {
    plugin::StorageEngine::getIdentifiers(session, schema_names);
#if defined(DEBUG)
    random_shuffle(schema_names.begin(), schema_names.end());
#endif
    schema_iterator= schema_names.begin();
  }

Schema::operator const drizzled::message::schema::shared_ptr()
{
  while (schema_iterator != schema_names.end())
  {
    identifier::Schema schema_identifier(*schema_iterator);

    if (not plugin::Authorization::isAuthorized(*session.user(), schema_identifier, false))
    {
      schema_iterator++;
      continue;
    }

    schema= plugin::StorageEngine::getSchemaDefinition(schema_identifier);
    schema_iterator++;

    if (schema)
      return schema;
  }

  return message::schema::shared_ptr();
}

Schema::operator const drizzled::identifier::Schema*()
{
  while (schema_iterator != schema_names.end())
  {
    const drizzled::identifier::Schema *_ptr= &(*schema_iterator);
    schema_iterator++;

    if (not plugin::Authorization::isAuthorized(*session.user(), *_ptr, false))
      continue;

    return _ptr;
  }

  return NULL;
}

} /* namespace generator */
} /* namespace drizzled */