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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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* Copyright (C) 2009 Sun Microsystems
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#include "drizzled/identifier.h"
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#include "drizzled/session.h"
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#include "drizzled/current_session.h"
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#include "drizzled/internal/my_sys.h"
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#include <boost/algorithm/string/compare.hpp>
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extern string drizzle_tmpdir;
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extern pid_t current_pid;
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static const char hexchars[]= "0123456789abcdef";
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static bool tablename_to_filename(const string &from, string &to);
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static size_t build_schema_filename(string &path, const string &db)
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bool conversion_error= false;
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conversion_error= tablename_to_filename(db, dbbuff);
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errmsg_printf(ERRMSG_LVL_ERROR,
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_("Schema name cannot be encoded and fit within filesystem "
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"name length restrictions."));
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Translate a table name to a cursor name (WL #1324).
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tablename_to_filename()
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to OUT The cursor name
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true if errors happen. false on success.
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static bool tablename_to_filename(const string &from, string &to)
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string::const_iterator iter= from.begin();
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for (; iter != from.end(); ++iter)
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if ((*iter >= '0' && *iter <= '9') ||
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(*iter >= 'a' && *iter <= 'z') ||
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/* OSX defines an extra set of high-bit and multi-byte characters
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that cannot be used on the filesystem. Instead of trying to sort
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those out, we'll just escape encode all high-bit-set chars on OSX.
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It won't really hurt anything - it'll just make some filenames ugly. */
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#if !defined(TARGET_OS_OSX)
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((unsigned char)*iter >= 128) ||
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if ((*iter >= 'A' && *iter <= 'Z'))
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to.push_back(tolower(*iter));
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/* We need to escape this char in a way that can be reversed */
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to.push_back(hexchars[(*iter >> 4) & 15]);
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to.push_back(hexchars[(*iter) & 15]);
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if (internal::check_if_legal_tablename(to.c_str()))
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SchemaIdentifier::SchemaIdentifier(const std::string &db_arg) :
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if (not db_arg.empty())
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drizzled::build_schema_filename(db_path, db);
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assert(db_path.length()); // TODO throw exception, this is a possibility
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const std::string &SchemaIdentifier::getSQLPath()
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return getSchemaName();
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const std::string &SchemaIdentifier::getPath() const
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bool SchemaIdentifier::compare(const std::string &arg) const
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return boost::iequals(arg, db);
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bool SchemaIdentifier::isValid() const
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if (db.size() > NAME_LEN)
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if (db.at(db.length() -1) == ' ')
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const CHARSET_INFO * const cs= &my_charset_utf8mb4_general_ci;
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int well_formed_error;
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uint32_t res= cs->cset->well_formed_len(cs, db.c_str(), db.c_str() + db.length(),
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NAME_CHAR_LEN, &well_formed_error);
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if (well_formed_error)
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my_error(ER_INVALID_CHARACTER_STRING, MYF(0), "identifier", db.c_str());
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if (db.length() != res)
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} /* namespace drizzled */