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/*
ClientNNTP.cc
*/
#include "ClientNNTP.h"
extern Language *L;
extern CCLIENT *thecclient;
ClientNNTP::ClientNNTP (const char *anntpserver, const char *adefaultipdomain, const char *auser, const char *apw)
{
xstrncpy (nntpserver, CMAXIPNAME, anntpserver);
xstrncpy (user, CMAXBUFFER, auser);
xstrncpy (pw, CMAXBUFFER, apw);
xstrncpy (defaultipdomain, CMAXIPNAME, adefaultipdomain);
if (strchr (nntpserver, '.') == NULL) {xstrncat (nntpserver, CMAXIPNAME, defaultipdomain);}
ReturnAllNNGroupsFileName (nntpserver, fnallnn);
searchedgroups = "";
SLAllGroups = new StringList;
SLSearchedGroups = new StringList;
}
ClientNNTP::~ClientNNTP ()
{
delete SLAllGroups;
delete SLSearchedGroups;
}
void ClientNNTP::setNNTPserver (const char *anntpserver)
{
if (strcasecmp (nntpserver, anntpserver) != 0)
{
xstrncpy (nntpserver, CMAXIPNAME, anntpserver);
if (strchr (nntpserver, '.') == NULL) {xstrncat (nntpserver, CMAXIPNAME, defaultipdomain);}
ReturnAllNNGroupsFileName (nntpserver, fnallnn);
searchedgroups = "";
//Force get the list group
SLAllGroups->Clear();
SLSearchedGroups->Clear();
SLAllGroups->Clear();
retrieveAllGroupsList ();
}
}
const char *ClientNNTP::getNNTPServer (void)
{
return nntpserver;
}
int ClientNNTP::retrieveAllGroupsList (void)
{
struct stat STAT;
int res, dif;
time_t tm, now;
if (SLAllGroups->Count () > 0)
{
//DEBUG ("NNTP AllGroups are already in memory.");
return SLAllGroups->Count ();
}
now = time (NULL);
res = stat ((const char *)fnallnn, &STAT);
tm = STAT.st_mtime;
dif = (int)difftime(now, tm);
//DEBUG ("res=%d,now=%ld--tm=%ld--dif=%d--MAX_TIME_NNFILE=%ld--", res, now, tm, dif, MAX_TIME_NNFILE);
if ((dif > MAX_TIME_NNFILE) || (res != 0))
{
return retrieveAllGroupsListFromNet ();
}
else
{
return retrieveAllGroupsListFromFile ();
}
}
int ClientNNTP::retrieveAllGroupsListFromNet (void)
{
TBuffer buffer, basura;
int sock, cod, res, numgroups, possp;
XSocket *nntpsocket;
TBuffer errormsg;
LOG ("NNTP retrieveAllGroupsListFromNet for server: %s, user: %s", nntpserver, user);
SLAllGroups->Clear();
nntpsocket = new XSocket ();
nntpsocket->ignore_pipe();
sock = nntpsocket->do_client_inet (nntpserver, NULL, DEFNNTPPORT, 240);
if (sock == -1) {xstrncpy (errormsg, CMAXBUFFER, L->get (ERR_SERVERISDOWN)); return -1;}
nntpsocket->SetSock (sock);
/*LEO LA LINEA DE BIENVENIDA*/
/*-1 by the possible buffer overflow resulting from the linefeed added below. */
if (!nntpsocket->Gets (buffer, sizeof(buffer) -1)) {return -1;}
sscanf (buffer, "%d %200s", &cod, basura);
if ((cod < 200) || (cod > 400)) {xstrncpy (errormsg, CMAXBUFFER, buffer); return -1;}
/*ENVIO LIST*/
sprintf (buffer, "LIST\n");
if (nntpsocket->Puts (buffer) == -1) {return -1;}
/*LEO LO RECIBIDO*/
numgroups = 0;
res = nntpsocket->Gets (buffer, sizeof(buffer) - 1);
sscanf (buffer, "%d %200s", &cod, basura);
if (cod != 215)
{
//Me pide usuario y pw
if ((cod == 450) || (cod == 480))
{
snprintf (buffer, CMAXBUFFER, "AUTHINFO USER %s\n", user);
if (nntpsocket->Puts (buffer) == -1) {return -1;}
res = nntpsocket->Gets (buffer, sizeof(buffer) - 1);
sscanf (buffer, "%d %200s", &cod, basura);
if (cod != 381) {return -1;}
snprintf (buffer, CMAXBUFFER, "AUTHINFO PASS %s\n", pw);
if (nntpsocket->Puts (buffer) == -1) {return -1;}
res = nntpsocket->Gets (buffer, sizeof(buffer) - 1);
sscanf (buffer, "%d %200s", &cod, basura);
if (cod != 281) {xstrncpy (errormsg, CMAXBUFFER, "User/pw invalid!"); return -1;}
}
else return -1;
}
res = nntpsocket->Gets (buffer, sizeof(buffer) - 1);
while ((res != -1) && (strcmp(buffer, ".") != 0) && (strcmp(buffer, "") != 0))
{
++numgroups;
possp = Cstrstr (buffer, " ");
if (possp > 0) {buffer [possp - 1] = '\0';}
/*DEBUG*/ //printf ("--%d--%s--\n", numgroups, buffer); fflush (stdout);
SLAllGroups->Add (buffer);
res = nntpsocket->Gets (buffer, sizeof(buffer) - 1);
}
/*ENVIO QUIT*/
sprintf (buffer, "QUIT\n");
if (nntpsocket->Puts (buffer) == -1) {return -1;}
/*LEO LA LINEA DE QUIT*/
if (!nntpsocket->Gets (buffer, sizeof(buffer) -1)) {return -1;}
sscanf (buffer, "%d %200s", &cod, basura);
if ((cod < 200) || (cod > 400)) {return -1;}
//sortAllGroupsList(); VERY SLOWLY WITH MANY GROUPS.
SLAllGroups->SaveToFile (fnallnn, true);
delete nntpsocket;
//SORT THE BIG FILE FOR NNTP GROUPS
if (SORT_NNTP_ALLGROUPS == 1)
{
TBuffer abuf, fnallnn_tmp;
snprintf (fnallnn_tmp, CMAXBUFFER, "%s.tmp", fnallnn);
snprintf (abuf, CMAXBUFFER, "%s -o %s %s", cmdSORT, fnallnn_tmp, fnallnn);
if (system(abuf) == 0) {CopyFileOverWrite (fnallnn_tmp, fnallnn);}
DeleteFile (fnallnn_tmp);
}
return numgroups;
}
int ClientNNTP::retrieveAllGroupsListFromFile (void)
{
LOG ("NNTP retrieveAllGroupsListFromFile for server: %s, user: %s", nntpserver, user);
SLAllGroups->LoadFromFile (fnallnn);
return SLAllGroups->Count();
}
const char *ClientNNTP::getSearchedGroups (void)
{
return searchedgroups.cstr();
}
int ClientNNTP::retrievePartialGroupsList (char *filter)
{
int i, res;
SLSearchedGroups->Clear();
searchedgroups = "";
if (IsEmpty (filter) == true) {return 0;}
if (strstr (filter, "*") == NULL)
{
for (int k = strlen(filter) - 1; k >= 0; --k) {filter[k + 1] = filter[k];}
filter[0] = '*';
filter[strlen(filter)] = '*';
}
res = 0;
for (i = 0; i < SLAllGroups->Count (); ++i)
{
if (StringsLike (SLAllGroups->getString(i).cstr(), filter) == true)
{
++res;
SLSearchedGroups->Add (SLAllGroups->getString(i).cstr());
searchedgroups += SLAllGroups->getString(i).cstr(); searchedgroups += "\n";
if (res >= MAX_NNTP_GROUPS_FOUND) {return res;}
}
}
return res;
}
void ClientNNTP::sortAllGroupsList (void)
{
if (SLAllGroups->Count() <= 0) {return;}
SLAllGroups->SORT (CompareStringsNCS, FlipStrings);
}
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