219 lines
3.5 KiB
C++
Executable File
219 lines
3.5 KiB
C++
Executable File
/*
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* This file is a part of Winix
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* and is not publicly distributed
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*
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* Copyright (c) 2010, Tomasz Sowa
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* All rights reserved.
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*
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*/
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#include "tdb.h"
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#include "core/log.h"
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namespace Ticket
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{
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Error TDb::GetTicket(long dir_id, Ticket & ticket)
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{
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PGresult * r = 0;
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Error status = WINIX_ERR_OK;
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ticket.Clear();
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try
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{
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query.Clear();
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query << R("select dir_id, param, value from plugins.ticket "
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"where ticket.dir_id=") << dir_id << R(";");
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r = AssertQuery(query);
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AssertResult(r, PGRES_TUPLES_OK);
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int rows = Rows(r);
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if( rows == 0 )
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throw Error(WINIX_ERR_NO_TICKET);
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Ticket::TicketParam par;
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ticket.dir_id = dir_id;
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int cparam = AssertColumn(r, "param");
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int cvalue = AssertColumn(r, "value");
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for(int i=0 ; i<rows ; ++i)
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{
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par.param = AssertValueInt(r, i, cparam);
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par.value = AssertValueInt(r, i, cvalue);
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ticket.par_tab.push_back(par);
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}
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}
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catch(const Error & e)
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{
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status = e;
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}
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ClearResult(r);
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return status;
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}
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Error TDb::GetTickets(const std::vector<long> & dir_id_tab, std::vector<Ticket> & ticket_tab)
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{
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PGresult * r = 0;
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Error status = WINIX_ERR_OK;
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ticket_tab.clear();
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if( dir_id_tab.empty() )
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return status;
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try
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{
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query.Clear();
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CreateIdList(dir_id_tab, dir_list);
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query << R("select dir_id, param, value from plugins.ticket "
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"where ticket.dir_id in ") << R(dir_list) << R(" order by dir_id;");
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// !! moze dodac operator <<(std::vector(long)) do query?
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r = AssertQuery(query);
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AssertResult(r, PGRES_TUPLES_OK);
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int rows = Rows(r);
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Ticket::TicketParam par;
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int cdir_id = AssertColumn(r, "dir_id");
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int cparam = AssertColumn(r, "param");
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int cvalue = AssertColumn(r, "value");
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long last_dir_id = -1;
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for(int i=0 ; i<rows ; ++i)
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{
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long dir_id = AssertValueLong(r, i, cdir_id);
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if( i==0 || last_dir_id != dir_id )
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{
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ticket_tab.push_back(Ticket());
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ticket_tab.back().dir_id = dir_id;
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last_dir_id = dir_id;
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}
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par.param = AssertValueInt(r, i, cparam);
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par.value = AssertValueInt(r, i, cvalue);
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ticket_tab.back().par_tab.push_back(par);
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}
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}
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catch(const Error & e)
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{
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status = e;
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}
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ClearResult(r);
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dir_list.clear();
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return status;
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}
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Error TDb::AddTicket(const Ticket & ticket)
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{
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PGresult * r = 0;
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Error status = WINIX_ERR_OK;
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try
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{
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for(size_t i=0 ; i<ticket.par_tab.size() ; ++i)
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{
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query.Clear();
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query << R("insert into plugins.ticket (dir_id, param, value) values (")
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<< ticket.dir_id
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<< ticket.par_tab[i].param
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<< ticket.par_tab[i].value
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<< R(");");
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r = AssertQuery(query);
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AssertResult(r, PGRES_COMMAND_OK);
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}
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}
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catch(const Error & e)
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{
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status = e;
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}
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ClearResult(r);
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return status;
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}
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Error TDb::RemoveAddTicket(const Ticket & ticket)
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{
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Error status = BeginTrans();
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if( status != WINIX_ERR_OK )
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return status;
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status = RemoveTicket(ticket.dir_id);
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if( status == WINIX_ERR_OK )
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status = AddTicket(ticket);
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if( status == WINIX_ERR_OK )
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status = CommitTrans();
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else
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RollbackTrans();
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return status;
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}
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Error TDb::RemoveTicket(long dir_id)
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{
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PGresult * r = 0;
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Error status = WINIX_ERR_OK;
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try
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{
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query.Clear();
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query << R("delete from plugins.ticket where dir_id=") << dir_id << R(";");
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r = AssertQuery(query);
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AssertResult(r, PGRES_COMMAND_OK);
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long rows = AffectedRows(r);
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if( rows > 0 )
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log << log2 << "Db: deleted " << rows << " rows from plugins.ticket" << logend;
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}
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catch(const Error & e)
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{
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status = e;
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}
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ClearResult(r);
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return status;
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}
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} // namespace
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