~drizzle-trunk/drizzle/development

/* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-

 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:

 *

 *  Copyright (C) 2010 Sun Microsystems

 *

 *  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 "plugin/schema_dictionary/dictionary.h"

using namespace std;

using namespace drizzled;

SchemasTool::SchemasTool() :

  plugin::TableFunction("DATA_DICTIONARY", "SCHEMAS")

{

  add_field("SCHEMA_NAME");

  add_field("DEFAULT_COLLATION_NAME");

  add_field("SCHEMA_CREATION_TIME");

  add_field("SCHEMA_UPDATE_TIME");

  add_field("SCHEMA_UUID", plugin::TableFunction::STRING, 36, true);

  add_field("SCHEMA_VERSION", plugin::TableFunction::NUMBER, 0, true);

  add_field("SCHEMA_USE_COUNT", plugin::TableFunction::NUMBER, 0, true);

}

SchemasTool::Generator::Generator(Field **arg) :

  plugin::TableFunction::Generator(arg),

  schema_generator(getSession())

{

}

bool SchemasTool::Generator::nextSchema()

{

  drizzled::message::SchemaPtr schema_ptr;

  while ((schema_ptr= schema_generator))

  {

    schema= schema_ptr;

    return true;

  }

  return false;

}

bool SchemasTool::Generator::populate()

{

  if (nextSchema())

  {

    fill();

    return true;

  }

  return false;

}

/**

  A lack of a parsed schema file means we are using defaults.

*/

void SchemasTool::Generator::fill()

{

  /* SCHEMA_NAME */

  push(schema->name());

  /* DEFAULT_COLLATION_NAME */

  push(schema->collation());

  /* SCHEMA_CREATION_TIME */

  time_t time_arg= schema->creation_timestamp();

  char buffer[40];

  struct tm tm_buffer;

  localtime_r(&time_arg, &tm_buffer);

  strftime(buffer, sizeof(buffer), "%a %b %d %H:%M:%S %Y", &tm_buffer);

  push(buffer);

  /* SCHEMA_UPDATE_TIME */

  time_arg= schema->update_timestamp();

  localtime_r(&time_arg, &tm_buffer);

  strftime(buffer, sizeof(buffer), "%a %b %d %H:%M:%S %Y", &tm_buffer);

  push(buffer);

  /* SCHEMA_UUID */

  push(schema->uuid());

  /* SCHEMA_VERSION */

  push(schema->version());

  /* SCHEMA_USE_COUNT */

  push(schema->version());

}