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Bug fix, added correct cpp file
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David Anderson
parent
e1a3b158d0
commit
e8d33e1379
357
dlls/pgsql/pgsql.cpp
Executable file
357
dlls/pgsql/pgsql.cpp
Executable file
@ -0,0 +1,357 @@
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/* AMX Mod X
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* PGSQL Module
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*
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* by BAILOPAN
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*
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* This file is part of AMX Mod X.
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*
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at
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* 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, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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 Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* In addition, as a special exception, the author gives permission to
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* link the code of this program with the Half-Life Game Engine ("HL
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* Engine") and Modified Game Libraries ("MODs") developed by Valve,
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* L.L.C ("Valve"). You must obey the GNU General Public License in all
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* respects for all of the code used other than the HL Engine and MODs
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* from Valve. If you modify this file, you may extend this exception
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* to your version of the file, but you are not obligated to do so. If
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* you do not wish to do so, delete this exception statement from your
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* version.
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*/
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#include <vector>
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#include "pgsql_amx.h"
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#include "amxxmodule.h"
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using namespace std;
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std::vector<SQLResult*> Results;
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std::vector<SQL*> DBList;
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int sql_exists(const char* host,const char* user,const char* pass,const char* dbase) {
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vector<SQL*>::iterator i;
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int id = 0;
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for (i=DBList.begin(); i!=DBList.end(); i++) {
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id++;
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if (((*i)->Host.compare(host) == 0) &&
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((*i)->Username.compare(user) == 0) &&
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((*i)->Password.compare(pass) == 0) &&
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((*i)->Database.compare(dbase) == 0) &&
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(!(*i)->isFree)) {
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return id;
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}
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}
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return -1;
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}
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// ///////////////////////////////
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// pgsql natives for AMX scripting
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// ///////////////////////////////
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// sql = pgsql_connect(host[],user[],pass[],dbname[],error[],maxlength) :
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// - open connection
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static cell AMX_NATIVE_CALL sql_connect(AMX *amx, cell *params) // 6 param
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{
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int i;
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char *host = MF_GetAmxString(amx,params[1], 0, &i);
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char *user = MF_GetAmxString(amx,params[2], 1, &i);
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char *pass = MF_GetAmxString(amx,params[3], 2, &i);
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char *dbname = MF_GetAmxString(amx,params[4], 3, &i);
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i = 0;
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if (!strlen(host) || !strlen(user) || !strlen(dbname)) {
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MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
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return -1;
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}
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int id = sql_exists(host,user,pass,dbname);
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if (id > 0)
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return id;
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SQL *c=NULL;
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for (i=0; (unsigned int)i<DBList.size(); i++) {
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if (DBList[i]->isFree) {
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id = i;
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break;
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}
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}
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if (id>=0) {
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c = DBList[id];
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} else {
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c = new SQL;
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DBList.push_back(c);
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id = (unsigned int)(DBList.size() - 1);
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}
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if (!c->Connect(host, user, pass, dbname))
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{
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MF_SetAmxString(amx, params[5], c->ErrorStr.c_str(), params[6]);
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return -1;
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}
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MF_SetAmxString(amx,params[5],"",params[6]);
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return id+1;
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}
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// pgsql_error(sql,dest[],maxlength)
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// - store maxlength characters from pgsql error in current row to dest
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static cell AMX_NATIVE_CALL sql_error(AMX *amx, cell *params) // 3 params
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{
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unsigned int id = params[1]-1;
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if (id >= DBList.size() || DBList[id]->isFree)
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{
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MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
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return 0;
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}
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SQL *sql = DBList[id];
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if (sql->ErrorStr.size() > 1)
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{
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MF_SetAmxString(amx, params[2], sql->ErrorStr.c_str(), params[3]);
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sql->ErrorStr.assign("");
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return 1;
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} else {
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if (sql->ErrorStr.size() > 1)
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{
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MF_SetAmxString(amx, params[2], sql->ErrorStr.c_str(), params[3]);
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sql->ErrorStr.assign("");
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return 1;
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}
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}
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MF_SetAmxString(amx, params[2], "", params[3]);
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return 0;
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}
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// pgsql_query(sql,query[]) - returns 0 on success, <0 on failure, >0 on result set
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static cell AMX_NATIVE_CALL sql_query(AMX *amx, cell *params) // 2 params
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{
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unsigned int id = params[1]-1;
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if (id >= DBList.size() || DBList[id]->isFree) {
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MF_Log("Invalid Database Handle %d", id);
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MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
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return -1;
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}
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int len = 0;
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const char *query = MF_FormatAmxString(amx, params, 2, &len);
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SQL *sql = DBList[id];
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return sql->Query(query); //Return the result set handle, if any
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}
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// pgsql_nextrow(sql) :
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// - read next row
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// - return :
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// . number of line
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// . 0 at end
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static cell AMX_NATIVE_CALL sql_nextrow(AMX *amx, cell *params) // 1 param
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{
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unsigned int id = params[1]-1;
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if (id >= Results.size() || Results[id]->isFree)
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{
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MF_Log("Invalid result handle %d", id);
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MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
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return 0;
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}
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SQLResult *Result = Results[id];
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return Result->Nextrow();
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}
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// pgsql_close(sql) :
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// - free result
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// - close connection
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static cell AMX_NATIVE_CALL sql_close(AMX *amx, cell *params) // 1 param
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{
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unsigned int id = params[1]-1;
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if (id >= DBList.size() || DBList[id]->isFree) {
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MF_Log("Invalid Database Handle %d", id);
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MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
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return 0;
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}
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SQL *sql = DBList[id];
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sql->Disconnect();
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return 1;
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}
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//Returns a field from a query result handle.
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// 2 param - returns integer
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// 3 param - stores float in cell byref
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// 4 param - stores string
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static cell AMX_NATIVE_CALL sql_getfield(AMX *amx, cell *params) // 2-4 params
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{
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unsigned int id = params[1]-1;
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if (id >= Results.size() || Results[id]->isFree)
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{
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MF_Log("Invalid result handle %d", id);
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MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
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return 0;
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}
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SQLResult *Result = Results[id];
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int numParams = (*params)/sizeof(cell);
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cell *fAddr = NULL;
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const char *field = Result->GetField(id);
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if (field == NULL)
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{
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MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
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return 0;
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}
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switch (numParams)
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{
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case 2:
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return atoi(field);
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break;
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case 3:
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fAddr = MF_GetAmxAddr(amx, params[3]);
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*fAddr = amx_ftoc((REAL)atof(field));
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return 1;
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break;
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case 4:
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return MF_SetAmxString(amx, params[3], field?field:"", params[4]);
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break;
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default:
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break;
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}
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return 0;
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}
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//Returns a field from a query result handle.
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// 2 param - returns integer
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// 3 param - stores float in cell byref
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// 4 param - stores string
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static cell AMX_NATIVE_CALL sql_getresult(AMX *amx, cell *params) // 4 params
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{
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unsigned int id = params[1]-1;
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if (id >= Results.size() || Results[id]->isFree)
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{
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MF_Log("Invalid result handle %d", id);
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MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
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return 0;
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}
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SQLResult *Result = Results[id];
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int numParams = (*params)/sizeof(cell);
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cell *fAddr = NULL;
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int len = 0;
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const char *column = MF_GetAmxString(amx, params[2], 0, &len);
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const char *field = Result->GetField(id);
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if (field == NULL)
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{
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MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
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return 0;
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}
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switch (numParams)
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{
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case 2:
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return atoi(field);
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break;
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case 3:
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fAddr = MF_GetAmxAddr(amx, params[3]);
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*fAddr = amx_ftoc((REAL)atof(field));
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return 1;
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break;
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case 4:
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return MF_SetAmxString(amx, params[3], field?field:"", params[4]);
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break;
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default:
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break;
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}
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return 0;
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}
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static cell AMX_NATIVE_CALL sql_free_result(AMX *amx, cell *params)
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{
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unsigned int id = params[1]-1;
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if (id >= Results.size() || Results[id]->isFree)
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{
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MF_Log("Invalid result handle %d", id);
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MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
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return 0;
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}
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SQLResult *Result = Results[id];
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Result->FreeResult();
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return 1;
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}
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static cell AMX_NATIVE_CALL sql_num_rows(AMX *amx, cell *params)
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{
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unsigned int id = params[1]-1;
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if (id >= Results.size() || Results[id]->isFree)
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{
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MF_Log("Invalid result handle %d", id);
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MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
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return 0;
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}
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SQLResult *Result = Results[id];
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return (cell)Result->NumRows();
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}
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static cell AMX_NATIVE_CALL sql_type(AMX *amx, cell *params)
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{
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return MF_SetAmxString(amx, params[1], "pgsql", params[2]);
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}
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AMX_NATIVE_INFO pgsql_Natives[] = {
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{ "dbi_connect", sql_connect },
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{ "dbi_query", sql_query },
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{ "dbi_field", sql_getfield },
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{ "dbi_nextrow", sql_nextrow },
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{ "dbi_close", sql_close },
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{ "dbi_error", sql_error },
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{ "dbi_type", sql_type },
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{ "dbi_free_result", sql_free_result },
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{ "dbi_num_rows", sql_num_rows },
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{ "dbi_result", sql_getresult },
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{ NULL, NULL }
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};
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void OnAmxxAttach()
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{
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MF_AddNatives(pgsql_Natives);
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}
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void OnAmxxDetach()
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{
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Results.clear();
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DBList.clear();
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}
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@ -138,7 +138,7 @@ int SQL::Query(const char *query)
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}
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}
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SQLResult::Query(SQL *cn, const char *query)
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int SQLResult::Query(SQL *cn, const char *query)
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{
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res = PQexec(cn->cn, query);
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row = -1;
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