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/*
* Copyright (c) 2007, 2014, Oracle and/or its affiliates. All rights reserved.
*
* 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; version 2 of the
* License.
*
* 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 "sql_parser_base.h"
#include "module_utils.h"
#include "grtdb/charset_utils.h"
#include "base/string_utilities.h"
#include <sstream>
#include "base/log.h"
using namespace grt;
using namespace bec;
DEFAULT_LOG_DOMAIN(DOMAIN_SQL_PARSER)
Sql_parser_base::Null_state_keeper::~Null_state_keeper()
{
//_sql_parser->_grt= NULL;
//_sql_parser->_grtm= NULL;
//_sql_parser->_parse_error_cb.disconnect();
_sql_parser->_active_obj= db_DatabaseObjectRef();
_sql_parser->_messages_enabled= true;
_sql_parser->_progress_state= 0.f;
_sql_parser->_processed_obj_count= 0;
_sql_parser->_warn_count= 0;
_sql_parser->_err_count= 0;
_sql_parser->_sql_script_preamble= std::string();
_sql_parser->_sql_statement= std::string();
_sql_parser->_stopped= false;
}
#define NULL_STATE_KEEPER Null_state_keeper _nsk(this);
Sql_parser_base::Sql_parser_base(grt::GRT *grt)
:
EOL(base::EolHelpers::eol(base::EolHelpers::eol_lf)),
_is_ast_generation_enabled(true),
_grt(grt),
_grtm(GRTManager::get_instance_for(_grt))
{
{
NULL_STATE_KEEPER // reset all members to null-values
}
grt::DictRef options= grt::DictRef::cast_from(_grt->get("/wb/options/options"));
_case_sensitive_identifiers= options.is_valid() ? (options.get_int("SqlIdentifiersCS", 1) != 0) : true;
}
void Sql_parser_base::set_options(const grt::DictRef &options)
{
}
void Sql_parser_base::messages_enabled(bool value)
{
_messages_enabled= value;
}
bool Sql_parser_base::messages_enabled()
{
return _messages_enabled;
}
std::string Sql_parser_base::normalize_identifier_case(const std::string &ident)
{
return _case_sensitive_identifiers ? ident : base::toupper(ident);
}
void Sql_parser_base::add_log_message(const std::string &text, int entry_type)
{
// Keep it that way (don't always write to log file). Messages are usually disabled during
// syntax checks and the like. Simple SQL errors shouldn't go into the log file.
if (_messages_enabled)
{
bool send_to_frontend = (_grt != NULL) && (!_grtm->in_main_thread());
// TODO: The entry types needs a review. It should be streamlined to the logger levels.
switch (entry_type)
{
case 0:
{
log_debug2("%s", (text + "\n").c_str());
if (send_to_frontend)
_grt->send_info(text);
break;
}
case 1:
{
++_warn_count;
log_debug("%s", (text + "\n").c_str());
if (send_to_frontend)
_grt->send_warning(text);
break;
}
case 2:
{
log_debug("%s", (text + "\n").c_str());
if (send_to_frontend)
_grt->send_error(text);
break;
}
default:
log_debug3("%s", (text + "\n").c_str());
break;
}
}
}
void Sql_parser_base::report_sql_error(int lineno, bool calc_abs_lineno, int err_tok_line_pos, int err_tok_len, const std::string &err_msg, int entry_type, std::string resolution)
{
++_err_count;
if (calc_abs_lineno)
{
// count statement line count
int stmt_lc= base::EolHelpers::count_lines(_sql_statement);
int sql_script_preamble_line_count= base::EolHelpers::count_lines(_sql_script_preamble);
lineno= total_line_count() - stmt_lc - sql_script_preamble_line_count + lineno;
}
if (_parse_error_cb)
_parse_error_cb(lineno, err_tok_line_pos, err_tok_len, err_msg);
std::ostringstream oss;
if (_active_obj.is_valid())
oss << _active_obj.get_metaclass()->get_attribute("caption") << " " << *_active_obj->name() << ". ";
oss << "Line " << lineno << ": " << err_msg << "." << (resolution.empty() ? "" : " ") << resolution;
add_log_message(oss.str(), entry_type);
}
void Sql_parser_base::step_progress(const std::string &text)
{
if (!_messages_enabled)
return;
//!cycling progress state for now. statement count estimation is needed.
_progress_state= (float)(div((int)(_progress_state*10) + 1, 10).rem) / 10;
_grt->send_progress(_progress_state, _("Processing object"), text);
}
void Sql_parser_base::set_progress_state(float state, const std::string &text)
{
if (!_messages_enabled)
return;
_grt->send_progress(state, text);
}
const std::string & Sql_parser_base::sql_statement()
{
return _sql_statement;
}
void Sql_parser_base::parse_error_cb(Parse_error_cb cb)
{
_parse_error_cb= cb;
}
Sql_parser_base::Parse_error_cb & Sql_parser_base::parse_error_cb()
{
return _parse_error_cb;
}
void Sql_parser_base::do_report_sql_statement_border(int begin_lineno, int begin_line_pos, int end_lineno, int end_line_pos)
{
// calculate lineno shift to get absolute line numbers
int lineno_shift;
{
int stmt_lc= base::EolHelpers::count_lines(_sql_statement);
int sql_script_preamble_line_count= base::EolHelpers::count_lines(_sql_script_preamble);
lineno_shift= total_line_count() - stmt_lc - sql_script_preamble_line_count;
}
if (report_sql_statement_border)
report_sql_statement_border(begin_lineno + lineno_shift, begin_line_pos, end_lineno + lineno_shift, end_line_pos);
}
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