531 lines
14 KiB
C
531 lines
14 KiB
C
/*****************************************************************************
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*
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* $Id$
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* Purpose ...............: Main user login procedure. Checks for limits,
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* new ratio's cats all the welcome screens, and
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* does a lot of checking in general.
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*
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*****************************************************************************
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* Copyright (C) 1997-2002
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*
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* Michiel Broek FIDO: 2:280/2802
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* Beekmansbos 10
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* 1971 BV IJmuiden
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* the Netherlands
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*
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* This file is part of MBSE BBS.
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*
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* This BBS 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, or (at your option) any
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* later version.
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*
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* MBSE BBS 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 MBSE BBS; see the file COPYING. If not, write to the Free
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* Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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*****************************************************************************/
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#include "../config.h"
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#include "../lib/libs.h"
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#include "../lib/memwatch.h"
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#include "../lib/mbse.h"
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#include "../lib/structs.h"
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#include "../lib/users.h"
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#include "../lib/records.h"
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#include "../lib/common.h"
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#include "../lib/clcomm.h"
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#include "../lib/mberrors.h"
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#include "timeout.h"
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#include "user.h"
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#include "dispfile.h"
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#include "funcs.h"
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#include "input.h"
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#include "misc.h"
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#include "bye.h"
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#include "file.h"
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#include "mail.h"
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#include "change.h"
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#include "menu.h"
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#include "exitinfo.h"
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#include "language.h"
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#include "offline.h"
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#include "email.h"
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extern int sock;
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extern pid_t mypid;
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char *StartTime;
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/*
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* Non global function prototypes
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*/
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void SwapDate(char *, char *); /* Swap two Date strings around */
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void GetLastUser(void);
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void GetLastUser(void)
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{
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FILE *pCallerLog;
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char *sDataFile;
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sDataFile = calloc(PATH_MAX, sizeof(char));
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sprintf(sDataFile, "%s/etc/sysinfo.data", getenv("MBSE_ROOT"));
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/*
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* Fix security in case it is wrong.
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*/
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chmod(sDataFile, 0660);
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if((pCallerLog = fopen(sDataFile, "r+")) == NULL)
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WriteError("GetLastUser: Can't open file: %s", sDataFile);
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else {
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fread(&SYSINFO, sizeof(SYSINFO), 1, pCallerLog);
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/* Get lastcaller in memory */
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strcpy(LastCaller, SYSINFO.LastCaller);
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LastCallerTime = SYSINFO.LastTime;
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/* Set next lastcaller (this user) */
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if (!usrconfig.Hidden) {
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strcpy(SYSINFO.LastCaller,exitinfo.sUserName);
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SYSINFO.LastTime = time(NULL);
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}
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SYSINFO.SystemCalls++;
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switch(ttyinfo.type) {
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case POTS:
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SYSINFO.Pots++;
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break;
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case ISDN:
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SYSINFO.ISDN++;
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break;
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case NETWORK:
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SYSINFO.Network++;
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break;
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case LOCAL:
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SYSINFO.Local++;
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break;
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}
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rewind(pCallerLog);
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fwrite(&SYSINFO, sizeof(SYSINFO), 1, pCallerLog);
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fclose(pCallerLog);
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}
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free(sDataFile);
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}
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/*
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* Function will take two date strings in the following format DD-MM-YYYY and
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* swap them around in the following format YYYYMMDD
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* ie. 01-02-1995 will become 19950201 so that the leading Zeros are not in
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* the beginning as leading Zeros will fall away if you try compare the
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* two with a if statement (Millenium proof).
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*/
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void SwapDate(char *Date3, char *Date4)
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{
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char *temp2, *temp3;
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temp2 = calloc(10, sizeof(char));
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temp3 = calloc(10, sizeof(char));
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Date1 = calloc(10, sizeof(char));
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Date2 = calloc(10, sizeof(char));
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temp2[0] = Date3[6];
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temp2[1] = Date3[7];
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temp2[2] = Date3[8];
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temp2[3] = Date3[9];
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temp2[4] = Date3[3];
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temp2[5] = Date3[4];
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temp2[6] = Date3[0];
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temp2[7] = Date3[1];
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temp2[8] = '\0';
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temp3[0] = Date4[6];
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temp3[1] = Date4[7];
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temp3[2] = Date4[8];
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temp3[3] = Date4[9];
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temp3[4] = Date4[3];
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temp3[5] = Date4[4];
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temp3[6] = Date4[0];
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temp3[7] = Date4[1];
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temp3[8] = '\0';
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strcpy(Date1, temp2);
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strcpy(Date2, temp3);
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free(temp2);
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free(temp3);
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}
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void user()
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{
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FILE *pUsrConfig, *pLimits;
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int i, x;
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int FoundName = FALSE, iFoundLimit = FALSE;
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long l1, l2;
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char *token;
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char temp[PATH_MAX];
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char temp1[84];
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time_t LastLogin;
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struct stat st;
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char UserName[37];
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int IsNew = FALSE;
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grecno = 0;
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Syslog('+', "Unixmode login: %s", sUnixName);
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sprintf(temp, "%s/etc/users.data", getenv("MBSE_ROOT"));
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if ((pUsrConfig = fopen(temp,"r+b")) == NULL) {
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/*
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* This should not happen.
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*/
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WriteError("$Can't open %s", temp);
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printf("Can't open userfile, run \"newuser\" first");
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ExitClient(MBERR_OK);
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}
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fread(&usrconfighdr, sizeof(usrconfighdr), 1, pUsrConfig);
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while (fread(&usrconfig, usrconfighdr.recsize, 1, pUsrConfig) == 1) {
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if (strcmp(usrconfig.Name, sUnixName) == 0) {
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FoundName = TRUE;
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break;
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} else
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grecno++;
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}
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if (!FoundName) {
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printf("Unknown username: %s\n", sUnixName);
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/* FATAL ERROR: You are not in the BBS users file.*/
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printf("%s\n", (char *) Language(389));
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/* Please run 'newuser' to create an account */
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printf("%s\n", (char *) Language(390));
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Syslog('?', "FATAL: Could not find user in BBS users file.");
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Syslog('?', " and system is using unix accounts\n");
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ExitClient(MBERR_OK);
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}
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/*
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* Copy username, split first and lastname.
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*/
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strcpy(UserName, usrconfig.sUserName);
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if ((strchr(UserName,' ') == NULL && !CFG.iOneName)) {
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token = strtok(UserName, " ");
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strcpy(FirstName, token);
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token = strtok(NULL, "\0");
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i = strlen(token);
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for(x = 2; x < i; x++) {
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if(token[x] == ' ')
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token[x] = '\0';
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}
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strcpy(LastName, token);
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} else
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strcpy(FirstName, UserName);
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strcpy(UserName, usrconfig.sUserName);
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Syslog('+', "%s On-Line at %s", UserName, ttyinfo.comment);
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IsDoing("Just Logged In");
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/*
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* Check some essential files, create them if they don't exist.
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*/
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ChkFiles();
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/*
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* Setup users favourite language.
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*/
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Set_Language(usrconfig.iLanguage);
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Free_Language();
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InitLanguage();
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/*
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* User logged in, tell it to the server. Check if a location is
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* set, if Ask User location for new users is off, this field is
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* empty but we have to send something to the server.
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*/
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if (strlen(usrconfig.sLocation))
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UserCity(mypid, usrconfig.sUserName, usrconfig.sLocation);
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else
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UserCity(mypid, usrconfig.sUserName, (char *)"N/A");
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/*
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* See if this user is the Sysop.
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*/
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strcpy(temp, UserName);
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strcpy(temp1, CFG.sysop_name);
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if ((strcasecmp(CFG.sysop_name, UserName)) == 0) {
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/*
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* If login name is sysop, set SYSOP true
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*/
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SYSOP = TRUE;
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Syslog('+', "Sysop is online");
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}
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/*
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* Is this a new user?
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*/
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if (usrconfig.iTotalCalls == 0)
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IsNew = TRUE;
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TermInit(usrconfig.GraphMode);
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/*
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* Pause after logo screen.
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*/
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alarm_on();
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Pause();
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if (usrconfig.Archiver[0] == '\0') {
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usrconfig.Archiver[0] = 'Z';
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usrconfig.Archiver[1] = 'I';
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usrconfig.Archiver[2] = 'P';
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Syslog('+', "Setup default archiver ZIP");
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}
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/*
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* Check users date format. We do it strict as we
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* need this to be good for several other purposes.
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* If it is correct, the users age is set in UserAge
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*/
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if (!Test_DOB(usrconfig.sDateOfBirth)) {
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Syslog('!', "Error in Date of Birth");
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Chg_DOB();
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strcpy(usrconfig.sDateOfBirth, exitinfo.sDateOfBirth);
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}
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/*
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* Check to see if user must expire
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*/
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sprintf(temp,"%s", (char *) GetDateDMY());
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SwapDate(temp, usrconfig.sExpiryDate);
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/* Convert Date1 & Date2 to longs for compare */
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l1 = atol(Date1);
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l2 = atol(Date2);
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if (l1 >= l2 && l2 != 0) {
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/*
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* If Expiry Date is the same as today expire to
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* Expire Sec level
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*/
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usrconfig.Security = usrconfig.ExpirySec;
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Syslog('!', "User is expired, resetting level");
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/*
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* Show texfile to user telling him about this.
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*/
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DisplayFile((char *)"expired");
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}
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free(Date1);
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free(Date2);
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/*
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* Copy limits.data into memory
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*/
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sprintf(temp, "%s/etc/limits.data", getenv("MBSE_ROOT"));
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if ((pLimits = fopen(temp,"rb")) == NULL) {
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WriteError("$Can't open %s", temp);
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} else {
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fread(&LIMIThdr, sizeof(LIMIThdr), 1, pLimits);
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while (fread(&LIMIT, sizeof(LIMIT), 1, pLimits) == 1) {
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if (LIMIT.Security == usrconfig.Security.level) {
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iFoundLimit = TRUE;
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break;
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}
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}
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fclose(pLimits);
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}
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if (!iFoundLimit) {
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WriteError("Unknown Security Level in limits.data");
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usrconfig.iTimeLeft = 0; /* Could not find limit, so set to Zero */
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usrconfig.iTimeUsed = 0; /* Set to Zero as well */
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} else {
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/*
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* Give user new time limit everyday, also new users get a new limit.
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*/
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sprintf(temp,"%s", (char *) GetDateDMY());
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if (((strcmp(StrDateDMY(usrconfig.tLastLoginDate), temp)) != 0) || IsNew) {
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/*
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* If no timelimit set give user 24 hours.
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*/
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if (LIMIT.Time)
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usrconfig.iTimeLeft = LIMIT.Time;
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else
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usrconfig.iTimeLeft = 86400;
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usrconfig.iTimeUsed = 0; /* Set time used today to Zero */
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usrconfig.iConnectTime = 0; /* Set connect time to Zero */
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/*
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* Give user new bytes and files every day if needed.
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*/
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if (LIMIT.DownK && LIMIT.DownF) {
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usrconfig.DownloadKToday = LIMIT.DownK;
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usrconfig.DownloadsToday = LIMIT.DownF;
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}
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}
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} /* End of else */
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usrconfig.iConnectTime = 0;
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/* Copy Users Protocol into Memory */
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Set_Protocol(usrconfig.sProtocol);
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tlf(usrconfig.sProtocol);
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/*
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* Set last login Date and Time, copy previous session
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* values in memory.
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*/
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sprintf(LastLoginDate, "%s", StrDateDMY(usrconfig.tLastLoginDate));
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sprintf(LastLoginTime, "%s", StrTimeHMS(usrconfig.tLastLoginDate));
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LastLogin = usrconfig.tLastLoginDate;
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usrconfig.tLastLoginDate = ltime; /* Set current login to current date */
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usrconfig.iTotalCalls++;
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/*
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* Update user record.
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*/
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if (fseek(pUsrConfig, usrconfighdr.hdrsize + (grecno * usrconfighdr.recsize), 0) != 0) {
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WriteError("Can't seek in %s/etc/users.data", getenv("MBSE_ROOT"));
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} else {
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fwrite(&usrconfig, sizeof(usrconfig), 1, pUsrConfig);
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fclose(pUsrConfig);
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}
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/*
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* Write users structure to tmp file in ~/home/unixname/exitinfo
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* A copy of the userrecord is also in the variable exitinfo.
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*/
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if (! InitExitinfo())
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Good_Bye(MBERR_INIT_ERROR);
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GetLastUser();
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StartTime = xstrcpy(GetLocalHM());
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ChangeHomeDir(exitinfo.Name, exitinfo.Email);
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Syslog('+', "User successfully logged into BBS");
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Syslog('+', "Level %d (%s), %d mins. left, port %s",
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usrconfig.Security.level, LIMIT.Description, usrconfig.iTimeLeft, pTTY);
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Time2Go = time(NULL);
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Time2Go += usrconfig.iTimeLeft * 60;
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iUserTimeLeft = exitinfo.iTimeLeft;
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DisplayFile((char *)"mainlogo");
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DisplayFile((char *)"welcome");
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/*
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* The following files are only displayed if the user has
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* turned the Bulletins on.
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*/
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if (exitinfo.ieNEWS) {
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DisplayFile((char *)"welcome1");
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DisplayFile((char *)"welcome2");
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DisplayFile((char *)"welcome3");
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DisplayFile((char *)"welcome4");
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DisplayFile((char *)"welcome5");
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DisplayFile((char *)"welcome6");
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DisplayFile((char *)"welcome7");
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DisplayFile((char *)"welcome8");
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DisplayFile((char *)"welcome9");
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sprintf(temp, "%s", (char *) GetDateDMY() );
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if ((strcmp(exitinfo.sDateOfBirth, temp)) == 0)
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DisplayFile((char *)"birthday");
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/*
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* Displays file if it exists DD-MM.A??
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*/
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sprintf(temp, "%s", (char *) GetDateDMY());
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strcpy(temp1, "");
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strncat(temp1, temp, 5);
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sprintf(temp, "%s", temp1);
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DisplayFile(temp);
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/*
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* Displays users security file if it exists
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*/
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sprintf(temp, "sec%d", exitinfo.Security.level);
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DisplayFile(temp);
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/*
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* Display News file
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*/
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DisplayFile((char *)"news");
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}
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/*
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* Display Onceonly file, first get the date of that
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* file, search order is the same as in DisplayFile()
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*/
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st.st_mtime = 0;
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if (exitinfo.GraphMode) {
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sprintf(temp, "%s/onceonly.ans", lang.TextPath);
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stat(temp, &st);
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if (st.st_mtime == 0) {
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sprintf(temp, "%s/onceonly.ans", CFG.bbs_txtfiles);
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stat(temp, &st);
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}
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}
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if (st.st_mtime == 0) {
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sprintf(temp, "%s/onceonly.asc", lang.TextPath);
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stat(temp, &st);
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if (st.st_mtime == 0) {
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sprintf(temp, "%s/onceonly.asc", CFG.bbs_txtfiles);
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stat(temp, &st);
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}
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}
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if ((st.st_mtime != 0) && (LastLogin < st.st_mtime))
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DisplayFile((char *)"onceonly");
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OLR_SyncTags();
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if (exitinfo.MailScan)
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CheckMail();
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/*
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* We don't show new files to new users.
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*/
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if (exitinfo.ieFILE && (!IsNew))
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NewfileScan(FALSE);
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/*
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* Copy last file Area in to current Area
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*/
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SetFileArea(exitinfo.iLastFileArea);
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/*
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* Copy Last Message Area in to Current Msg Area
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*/
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SetMsgArea(usrconfig.iLastMsgArea);
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SetEmailArea((char *)"mailbox");
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/*
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* Set or Reset the DoNotDisturb flag, now is the time
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* we may be interrupted.
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*/
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UserSilent(usrconfig.DoNotDisturb);
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/*
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* Start the menu.
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*/
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menu();
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}
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