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102 lines
3.6 KiB
102 lines
3.6 KiB
5 months ago
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/*
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Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved.
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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, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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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, version 2.0, 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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*/
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#include "sql/trigger_creation_ctx.h"
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#include <stddef.h>
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#include <atomic>
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#include "my_dbug.h"
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#include "my_inttypes.h"
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#include "my_loglevel.h"
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#include "my_sys.h"
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#include "mysql/components/services/log_builtins.h"
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#include "mysql/components/services/log_shared.h"
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#include "mysqld_error.h"
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#include "sql/derror.h"
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#include "sql/log.h"
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#include "sql/sql_class.h"
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#include "sql/sql_db.h" // get_default_db_collation()
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#include "sql/sql_error.h"
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#include "sql/system_variables.h"
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Trigger_creation_ctx *Trigger_creation_ctx::create(
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THD *thd, const LEX_CSTRING &db_name, const LEX_CSTRING &table_name,
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const LEX_CSTRING &client_cs_name, const LEX_CSTRING &connection_cl_name,
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const LEX_CSTRING &db_cl_name) {
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const CHARSET_INFO *client_cs;
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const CHARSET_INFO *connection_cl;
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const CHARSET_INFO *db_cl = NULL;
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bool invalid_creation_ctx = false;
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if (resolve_charset(client_cs_name.str, thd->variables.character_set_client,
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&client_cs)) {
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LogErr(WARNING_LEVEL, ER_TRIGGER_INVALID_VALUE, (const char *)db_name.str,
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(const char *)table_name.str, "character_set_client",
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(const char *)client_cs_name.str);
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invalid_creation_ctx = true;
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}
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if (resolve_collation(connection_cl_name.str,
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thd->variables.collation_connection, &connection_cl)) {
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LogErr(WARNING_LEVEL, ER_TRIGGER_INVALID_VALUE, (const char *)db_name.str,
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(const char *)table_name.str, "collation_connection",
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(const char *)connection_cl_name.str);
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invalid_creation_ctx = true;
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}
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if (resolve_collation(db_cl_name.str, NULL, &db_cl)) {
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LogErr(WARNING_LEVEL, ER_TRIGGER_INVALID_VALUE, (const char *)db_name.str,
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(const char *)table_name.str, "database_collation",
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(const char *)db_cl_name.str);
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invalid_creation_ctx = true;
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}
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if (invalid_creation_ctx) {
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push_warning_printf(
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thd, Sql_condition::SL_WARNING, ER_TRG_INVALID_CREATION_CTX,
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ER_THD(thd, ER_TRG_INVALID_CREATION_CTX), (const char *)db_name.str,
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(const char *)table_name.str);
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}
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/*
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If we failed to resolve the database collation, load the default one
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from the disk.
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*/
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if (db_cl == NULL && get_default_db_collation(thd, db_name.str, &db_cl)) {
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DBUG_ASSERT(thd->is_error() || thd->killed);
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return NULL;
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}
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db_cl = db_cl ? db_cl : thd->collation();
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return new (thd->mem_root)
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Trigger_creation_ctx(client_cs, connection_cl, db_cl);
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}
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