mirror of
https://github.com/mangosfour/server.git
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280 lines
8.2 KiB
C++
280 lines
8.2 KiB
C++
/*
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* Copyright (C) 2005-2010 MaNGOS <http://getmangos.com/>
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*
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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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*
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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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*
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "DatabaseEnv.h"
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#include "Config/ConfigEnv.h"
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#include <ctime>
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#include <iostream>
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#include <fstream>
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Database::~Database()
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{
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/*Delete objects*/
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}
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bool Database::Initialize(const char *)
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{
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// Enable logging of SQL commands (usally only GM commands)
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// (See method: PExecuteLog)
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m_logSQL = sConfig.GetBoolDefault("LogSQL", false);
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m_logsDir = sConfig.GetStringDefault("LogsDir","");
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if(!m_logsDir.empty())
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{
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if((m_logsDir.at(m_logsDir.length()-1)!='/') && (m_logsDir.at(m_logsDir.length()-1)!='\\'))
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m_logsDir.append("/");
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}
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m_pingIntervallms = sConfig.GetIntDefault ("MaxPingTime", 30) * (MINUTE * 1000);
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return true;
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}
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void Database::ThreadStart()
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{
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}
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void Database::ThreadEnd()
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{
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}
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void Database::escape_string(std::string& str)
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{
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if(str.empty())
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return;
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char* buf = new char[str.size()*2+1];
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escape_string(buf,str.c_str(),str.size());
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str = buf;
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delete[] buf;
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}
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bool Database::PExecuteLog(const char * format,...)
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{
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if (!format)
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return false;
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va_list ap;
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char szQuery [MAX_QUERY_LEN];
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va_start(ap, format);
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int res = vsnprintf( szQuery, MAX_QUERY_LEN, format, ap );
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va_end(ap);
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if(res==-1)
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{
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sLog.outError("SQL Query truncated (and not execute) for format: %s",format);
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return false;
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}
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if( m_logSQL )
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{
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time_t curr;
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tm local;
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time(&curr); // get current time_t value
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local=*(localtime(&curr)); // dereference and assign
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char fName[128];
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sprintf( fName, "%04d-%02d-%02d_logSQL.sql", local.tm_year+1900, local.tm_mon+1, local.tm_mday );
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FILE* log_file;
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std::string logsDir_fname = m_logsDir+fName;
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log_file = fopen(logsDir_fname.c_str(), "a");
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if (log_file)
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{
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fprintf(log_file, "%s;\n", szQuery);
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fclose(log_file);
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}
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else
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{
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// The file could not be opened
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sLog.outError("SQL-Logging is disabled - Log file for the SQL commands could not be openend: %s",fName);
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}
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}
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return Execute(szQuery);
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}
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void Database::SetResultQueue(SqlResultQueue * queue)
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{
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m_queryQueues[ACE_Based::Thread::current()] = queue;
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}
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QueryResult* Database::PQuery(const char *format,...)
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{
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if(!format) return NULL;
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va_list ap;
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char szQuery [MAX_QUERY_LEN];
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va_start(ap, format);
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int res = vsnprintf( szQuery, MAX_QUERY_LEN, format, ap );
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va_end(ap);
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if(res==-1)
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{
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sLog.outError("SQL Query truncated (and not execute) for format: %s",format);
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return false;
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}
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return Query(szQuery);
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}
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QueryNamedResult* Database::PQueryNamed(const char *format,...)
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{
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if(!format) return NULL;
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va_list ap;
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char szQuery [MAX_QUERY_LEN];
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va_start(ap, format);
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int res = vsnprintf( szQuery, MAX_QUERY_LEN, format, ap );
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va_end(ap);
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if(res==-1)
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{
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sLog.outError("SQL Query truncated (and not execute) for format: %s",format);
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return false;
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}
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return QueryNamed(szQuery);
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}
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bool Database::PExecute(const char * format,...)
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{
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if (!format)
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return false;
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va_list ap;
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char szQuery [MAX_QUERY_LEN];
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va_start(ap, format);
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int res = vsnprintf( szQuery, MAX_QUERY_LEN, format, ap );
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va_end(ap);
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if(res==-1)
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{
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sLog.outError("SQL Query truncated (and not execute) for format: %s",format);
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return false;
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}
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return Execute(szQuery);
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}
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bool Database::DirectPExecute(const char * format,...)
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{
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if (!format)
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return false;
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va_list ap;
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char szQuery [MAX_QUERY_LEN];
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va_start(ap, format);
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int res = vsnprintf( szQuery, MAX_QUERY_LEN, format, ap );
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va_end(ap);
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if(res==-1)
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{
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sLog.outError("SQL Query truncated (and not execute) for format: %s",format);
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return false;
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}
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return DirectExecute(szQuery);
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}
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bool Database::CheckRequiredField( char const* table_name, char const* required_name )
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{
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// check required field
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QueryResult* result = PQuery("SELECT %s FROM %s LIMIT 1",required_name,table_name);
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if(result)
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{
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delete result;
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return true;
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}
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// check fail, prepare readabale error message
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// search current required_* field in DB
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const char* db_name;
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if(!strcmp(table_name, "db_version"))
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db_name = "WORLD";
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else if(!strcmp(table_name, "character_db_version"))
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db_name = "CHARACTER";
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else if(!strcmp(table_name, "realmd_db_version"))
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db_name = "REALMD";
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else
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db_name = "UNKNOWN";
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char const* req_sql_update_name = required_name+strlen("required_");
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QueryNamedResult* result2 = PQueryNamed("SELECT * FROM %s LIMIT 1",table_name);
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if(result2)
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{
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QueryFieldNames const& namesMap = result2->GetFieldNames();
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std::string reqName;
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for(QueryFieldNames::const_iterator itr = namesMap.begin(); itr != namesMap.end(); ++itr)
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{
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if(itr->substr(0,9)=="required_")
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{
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reqName = *itr;
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break;
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}
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}
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delete result2;
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std::string cur_sql_update_name = reqName.substr(strlen("required_"),reqName.npos);
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if(!reqName.empty())
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{
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sLog.outErrorDb("The table `%s` in your [%s] database indicates that this database is out of date!",table_name,db_name);
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sLog.outErrorDb("");
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sLog.outErrorDb(" [A] You have: --> `%s.sql`",cur_sql_update_name.c_str());
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sLog.outErrorDb("");
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sLog.outErrorDb(" [B] You need: --> `%s.sql`",req_sql_update_name);
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sLog.outErrorDb("");
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sLog.outErrorDb("You must apply all updates after [A] to [B] to use mangos with this database.");
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sLog.outErrorDb("These updates are included in the sql/updates folder.");
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sLog.outErrorDb("Please read the included [README] in sql/updates for instructions on updating.");
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}
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else
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{
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sLog.outErrorDb("The table `%s` in your [%s] database is missing its version info.",table_name,db_name);
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sLog.outErrorDb("MaNGOS cannot find the version info needed to check that the db is up to date.",table_name,db_name);
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sLog.outErrorDb("");
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sLog.outErrorDb("This revision of MaNGOS requires a database updated to:");
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sLog.outErrorDb("`%s.sql`",req_sql_update_name);
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sLog.outErrorDb("");
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if(!strcmp(db_name, "WORLD"))
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sLog.outErrorDb("Post this error to your database provider forum or find a solution there.");
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else
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sLog.outErrorDb("Reinstall your [%s] database with the included sql file in the sql folder.",db_name);
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}
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}
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else
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{
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sLog.outErrorDb("The table `%s` in your [%s] database is missing or corrupt.",table_name,db_name);
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sLog.outErrorDb("MaNGOS cannot find the version info needed to check that the db is up to date.",table_name,db_name);
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sLog.outErrorDb("");
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sLog.outErrorDb("This revision of mangos requires a database updated to:");
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sLog.outErrorDb("`%s.sql`",req_sql_update_name);
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sLog.outErrorDb("");
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if(!strcmp(db_name, "WORLD"))
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sLog.outErrorDb("Post this error to your database provider forum or find a solution there.");
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else
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sLog.outErrorDb("Reinstall your [%s] database with the included sql file in the sql folder.",db_name);
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}
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return false;
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}
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