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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2009 Sun Microsystems, Inc.
*
* 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 <cassert>
#include <drizzled/errmsg_print.h>
#include <drizzled/gettext.h>
#include <drizzled/identifier.h>
#include <drizzled/session.h>
#include <drizzled/internal/my_sys.h>
#include <drizzled/catalog/local.h>
#include <drizzled/util/tablename_to_filename.h>
#include <drizzled/util/backtrace.h>
#include <algorithm>
#include <sstream>
#include <cstdio>
#include <boost/algorithm/string/compare.hpp>
using namespace std;
namespace drizzled {
namespace identifier {
extern string drizzle_tmpdir;
static size_t build_schema_filename(string &path, const string &db)
{
path.append("");
bool conversion_error= false;
conversion_error= util::tablename_to_filename(db, path);
if (conversion_error)
{
errmsg_printf(error::ERROR,
_("Schema name cannot be encoded and fit within filesystem "
"name length restrictions."));
return 0;
}
return path.length();
}
Schema::Schema(const std::string &db_arg) :
db(db_arg)
{
#if 0
string::size_type lastPos= db.find_first_of('/', 0);
if (lastPos != std::string::npos)
{
catalog= db.substr(0, lastPos);
db.erase(0, lastPos + 1);
}
#endif
if (not db_arg.empty())
{
build_schema_filename(db_path, db);
assert(db_path.length()); // TODO throw exception, this is a possibility
}
}
const std::string &Schema::getPath() const
{
return db_path;
}
bool Schema::compare(const std::string &arg) const
{
return boost::iequals(arg, db);
}
bool Schema::compare(const Schema& arg) const
{
return boost::iequals(arg.getSchemaName(), db);
}
bool Schema::isValid() const
{
bool error= false;
do
{
if (db.empty())
{
error= true;
break;
}
if (db.size() > NAME_LEN)
{
error= true;
break;
}
if (db.at(db.length() -1) == ' ')
{
error= true;
break;
}
if (db.at(0) == '.')
{
error= true;
break;
}
{
const CHARSET_INFO * const cs= &my_charset_utf8mb4_general_ci;
int well_formed_error;
uint32_t res= cs->cset->well_formed_len(cs, db.c_str(), db.c_str() + db.length(),
NAME_CHAR_LEN, &well_formed_error);
if (well_formed_error or db.length() != res)
{
error= true;
break;
}
}
} while (0);
if (error)
{
my_error(ER_WRONG_DB_NAME, *this);
return false;
}
return true;
}
const std::string &Schema::getCatalogName() const
{
return drizzled::catalog::local_identifier().name();
}
std::ostream& operator<<(std::ostream& output, const Schema&identifier)
{
return output << "identifier::Schema:(" << catalog::local_identifier() << ", " << identifier.getSchemaName() << ", " << identifier.getPath() << ")";
}
} /* namespace identifier */
} /* namespace drizzled */
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