~drizzle-trunk/drizzle/development

/* - 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/show.h>

#include <drizzled/session.h>

#include <drizzled/db.h>

#include <drizzled/plugin/event_observer.h>

#include <drizzled/message.h>

#include "drizzled/message/table.pb.h"

#include "drizzled/message/schema.pb.h"

#include <string>

#include <uuid/uuid.h>

namespace drizzled {

namespace message {

static const std::string PROGRAM_ERROR("PROGRAM_ERROR");

// These are used to generate strings for types

static const std::string VARCHAR("VARCHAR");

static const std::string DOUBLE("DOUBLE");

static const std::string BLOB("BLOB");

static const std::string ENUM("ENUM");

static const std::string INTEGER("INTEGER");

static const std::string BIGINT("BIGINT");

static const std::string DECIMAL("DECIMAL");

static const std::string DATE("DATE");

static const std::string TIMESTAMP("TIMESTAMP");

static const std::string DATETIME("DATETIME");

static const std::string UNDEFINED("UNDEFINED");

static const std::string RESTRICT("RESTRICT");

static const std::string CASCADE("CASCADE");

static const std::string SET_NULL("SET NULL");

static const std::string NO_ACTION("NO ACTION");

static const std::string SET_DEFAULT("SET DEFAULT");

static const std::string YES("YES");

static const std::string NO("NO");

static const std::string UNKNOWN_INDEX("UNKNOWN_INDEX");

static const std::string BTREE("BTREE");

static const std::string RTREE("RTREE");

static const std::string HASH("HASH");

static const std::string FULLTEXT("FULLTEXT");

static const std::string MATCH_FULL("FULL");

static const std::string MATCH_PARTIAL("PARTIAL");

static const std::string MATCH_SIMPLE("SIMPLE");

void init(drizzled::message::Table &arg, const std::string &name_arg, const std::string &schema_arg, const std::string &engine_arg)

{

  arg.set_name(name_arg);

  arg.set_schema(schema_arg);

  arg.set_creation_timestamp(time(NULL));

  arg.set_update_timestamp(time(NULL));

  arg.mutable_engine()->set_name(engine_arg);

  /* 36 characters for uuid string +1 for NULL */

  uuid_t uu;

  char uuid_string[37];

  uuid_generate_random(uu);

  uuid_unparse(uu, uuid_string);

  arg.set_uuid(uuid_string, 36);

  arg.set_version(1);

}

void init(drizzled::message::Schema &arg, const std::string &name_arg)

{

  arg.set_name(name_arg);

  arg.mutable_engine()->set_name(std::string("filesystem")); // For the moment we have only one.

  if (not arg.has_collation())

  {

    arg.set_collation(default_charset_info->name);

  }

  /* 36 characters for uuid string +1 for NULL */

  uuid_t uu;

  char uuid_string[37];

  uuid_generate_random(uu);

  uuid_unparse(uu, uuid_string);

  arg.set_uuid(uuid_string, 36);

  arg.set_version(1);

}

void update(drizzled::message::Schema &arg)

{

  arg.set_version(arg.version() + 1);

  arg.set_update_timestamp(time(NULL));

}

void update(drizzled::message::Table &arg)

{

  arg.set_version(arg.version() + 1);

  arg.set_update_timestamp(time(NULL));

}

const std::string &type(drizzled::message::Table::Field::FieldType type)

{

  switch (type)

  {

  case message::Table::Field::VARCHAR:

    return VARCHAR;

  case message::Table::Field::DOUBLE:

    return DOUBLE;

  case message::Table::Field::BLOB:

    return BLOB;

  case message::Table::Field::ENUM:

    return ENUM;

  case message::Table::Field::INTEGER:

    return INTEGER;

  case message::Table::Field::BIGINT:

    return BIGINT;

  case message::Table::Field::DECIMAL:

    return DECIMAL;

  case message::Table::Field::DATE:

    return DATE;

  case message::Table::Field::TIMESTAMP:

    return TIMESTAMP;

  case message::Table::Field::DATETIME:

    return DATETIME;

  }

  assert(0);

  return PROGRAM_ERROR;

}

const std::string &type(drizzled::message::Table::ForeignKeyConstraint::ForeignKeyOption type)

{

  switch (type)

  {

  case message::Table::ForeignKeyConstraint::OPTION_RESTRICT:

    return RESTRICT;

  case message::Table::ForeignKeyConstraint::OPTION_CASCADE:

    return CASCADE;

  case message::Table::ForeignKeyConstraint::OPTION_SET_NULL:

    return SET_NULL;

  case message::Table::ForeignKeyConstraint::OPTION_UNDEF:

  case message::Table::ForeignKeyConstraint::OPTION_NO_ACTION:

    return NO_ACTION;

  case message::Table::ForeignKeyConstraint::OPTION_SET_DEFAULT:

    return SET_DEFAULT;

  }

  return NO_ACTION;

}

// This matches SQL standard of using YES/NO not the normal TRUE/FALSE

const std::string &type(bool type)

{

  return type ? YES : NO;

}

const std::string &type(drizzled::message::Table::Index::IndexType type)

{

  switch (type)

  {

  case message::Table::Index::UNKNOWN_INDEX:

    return UNKNOWN_INDEX;

  case message::Table::Index::BTREE:

    return BTREE;

  case message::Table::Index::RTREE:

    return RTREE;

  case message::Table::Index::HASH:

    return HASH;

  case message::Table::Index::FULLTEXT:

    return FULLTEXT;

  }

  assert(0);

  return PROGRAM_ERROR;

}

const std::string &type(drizzled::message::Table::ForeignKeyConstraint::ForeignKeyMatchOption type)

{

  switch (type)

  {

  case message::Table::ForeignKeyConstraint::MATCH_FULL:

    return MATCH_FULL;

  case message::Table::ForeignKeyConstraint::MATCH_PARTIAL:

    return MATCH_PARTIAL;

  case message::Table::ForeignKeyConstraint::MATCH_UNDEFINED:

  case message::Table::ForeignKeyConstraint::MATCH_SIMPLE:

    return MATCH_SIMPLE;

  }

  return MATCH_SIMPLE;

}

#if 0

std::ostream& operator<<(std::ostream& output, const message::Transaction &message)

{ 

    std::string buffer;

    google::protobuf::TextFormat::PrintToString(message, &buffer);

    output << buffer;

    return output;

}

std::ostream& operator<<(std::ostream& output, const message::Table &message)

{ 

  std::string buffer;

  google::protobuf::TextFormat::PrintToString(message, &buffer);

  output << buffer;

  return output;

}

#endif

} /* namespace message */

} /* namespace drizzled */