--- /dev/null
+/*
+ * $Id$
+ *
+ * front end for chat mode
+ * (the "single process" version - no more fork() anymore)
+ *
+ * Copyright (c) 1987-2009 by the citadel.org team
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include "sysdep.h"
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <ctype.h>
+#include <string.h>
+#include <signal.h>
+#include <errno.h>
+
+#if TIME_WITH_SYS_TIME
+# include <sys/time.h>
+# include <time.h>
+#else
+# if HAVE_SYS_TIME_H
+# include <sys/time.h>
+# else
+# include <time.h>
+# endif
+#endif
+
+#include <sys/types.h>
+#ifdef HAVE_SYS_SELECT_H
+#include <sys/select.h>
+#endif
+#include <stdarg.h>
+#include <libcitadel.h>
+#include "citadel.h"
+#include "citadel_ipc.h"
+#include "client_chat.h"
+#include "commands.h"
+#include "routines.h"
+#include "citadel_decls.h"
+#include "rooms.h"
+#include "messages.h"
+#ifndef HAVE_SNPRINTF
+#include "snprintf.h"
+#endif
+#include "screen.h"
+
+#define MIN(a, b) ((a) < (b) ? (a) : (b))
+
+extern char temp[];
+void ctdl_getline(char *, int);
+
+char last_paged[SIZ] = "";
+
+void chatmode(CtdlIPC *ipc)
+{
+ char wbuf[SIZ];
+ char buf[SIZ];
+ char c_user[SIZ];
+ char c_text[SIZ];
+ char c_room[SIZ];
+ char last_user[SIZ];
+ int send_complete_line;
+ int recv_complete_line;
+ char ch;
+ int a, pos;
+ time_t last_transmit;
+
+ fd_set rfds;
+ struct timeval tv;
+ int retval;
+
+ CtdlIPC_chat_send(ipc, "CHAT");
+ CtdlIPC_chat_recv(ipc, buf);
+ if (buf[0] != '8') {
+ scr_printf("%s\n", &buf[4]);
+ return;
+ }
+ scr_printf("Entering chat mode "
+ "(type /quit to exit, /help for other cmds)\n");
+ set_keepalives(KA_NO);
+ last_transmit = time(NULL);
+
+ strcpy(buf, "");
+ strcpy(wbuf, "");
+ strcpy(last_user, "");
+ color(BRIGHT_YELLOW);
+ sln_printf_if("\n");
+ sln_printf("> ");
+ send_complete_line = 0;
+ recv_complete_line = 0;
+
+ while (1) {
+ sln_flush();
+ FD_ZERO(&rfds);
+ FD_SET(0, &rfds);
+ FD_SET(CtdlIPC_getsockfd(ipc), &rfds);
+ tv.tv_sec = S_KEEPALIVE;
+ tv.tv_usec = 0;
+ retval = select(CtdlIPC_getsockfd(ipc) + 1, &rfds,
+ NULL, NULL, &tv);
+
+ /* If there's data from the server... */
+ if (FD_ISSET(CtdlIPC_getsockfd(ipc), &rfds)) {
+ CtdlIPC_chat_recv(ipc, buf);
+ recv_complete_line = 1;
+ goto RCL; /* ugly, but we've gotta get out! */
+ }
+
+ /* If there's data from the keyboard... */
+ if (FD_ISSET(0, &rfds)) {
+ ch = scr_getc(SCR_BLOCK);
+ if ((ch == 10) || (ch == 13)) {
+ send_complete_line = 1;
+ } else if ((ch == 8) || (ch == 127)) {
+ if (!IsEmptyStr(wbuf)) {
+ wbuf[strlen(wbuf) - 1] = 0;
+ sln_printf("%c %c", 8, 8);
+ }
+ } else {
+ sln_putc(ch);
+ wbuf[strlen(wbuf) + 1] = 0;
+ wbuf[strlen(wbuf)] = ch;
+ }
+ }
+
+ /* if the user hit return, send the line */
+RCL: if (send_complete_line) {
+ CtdlIPC_chat_send(ipc, wbuf);
+ last_transmit = time(NULL);
+ strcpy(wbuf, "");
+ send_complete_line = 0;
+ }
+
+ /* if it's time to word wrap, send a partial line */
+ if (strlen(wbuf) >= (77 - strlen(fullname))) {
+ pos = 0;
+ for (a = 0; !IsEmptyStr(&wbuf[a]); ++a) {
+ if (wbuf[a] == 32)
+ pos = a;
+ }
+ if (pos == 0) {
+ CtdlIPC_chat_send(ipc, wbuf);
+ last_transmit = time(NULL);
+ strcpy(wbuf, "");
+ send_complete_line = 0;
+ } else {
+ wbuf[pos] = 0;
+ CtdlIPC_chat_send(ipc, wbuf);
+ last_transmit = time(NULL);
+ strcpy(wbuf, &wbuf[pos + 1]);
+ }
+ }
+
+ if (recv_complete_line) {
+ sln_printf("\r%79s\r", "");
+ if (!strcmp(buf, "000")) {
+ color(BRIGHT_WHITE);
+ sln_printf("\rExiting chat mode\n");
+ sln_flush();
+ set_keepalives(KA_YES);
+
+ /* Some users complained about the client and
+ * server losing protocol synchronization when
+ * exiting chat. This little dialog forces
+ * everything to be hunky-dory.
+ */
+ CtdlIPC_chat_send(ipc, "ECHO __ExitingChat__");
+ do {
+ CtdlIPC_chat_recv(ipc, buf);
+ } while (strcmp(buf, "200 __ExitingChat__"));
+ return;
+ }
+ if (num_parms(buf) >= 2) {
+ extract_token(c_user, buf, 0, '|', sizeof c_user);
+ extract_token(c_text, buf, 1, '|', sizeof c_text);
+ if (num_parms(buf) > 2) {
+ extract_token(c_room, buf, 2, '|', sizeof c_room);
+ scr_printf("Got room %s\n", c_room);
+ }
+ if (strcasecmp(c_text, "NOOP")) {
+ if (!strcmp(c_user, fullname)) {
+ color(BRIGHT_YELLOW);
+ } else if (!strcmp(c_user, ":")) {
+ color(BRIGHT_RED);
+ } else {
+ color(BRIGHT_GREEN);
+ }
+ if (strcmp(c_user, last_user)) {
+ snprintf(buf, sizeof buf, "%s: %s", c_user, c_text);
+ } else {
+ size_t i = MIN(sizeof buf - 1,
+ strlen(c_user) + 2);
+
+ memset(buf, ' ', i);
+ safestrncpy(&buf[i], c_text,
+ sizeof buf - i);
+ }
+ while (strlen(buf) < 79)
+ strcat(buf, " ");
+ if (strcmp(c_user, last_user)) {
+ sln_printf("\r%79s\n", "");
+ strcpy(last_user, c_user);
+ }
+ scr_printf("\r%s\n", buf);
+ scr_flush();
+ }
+ }
+ color(BRIGHT_YELLOW);
+ sln_printf("\r> %s", wbuf);
+ sln_flush();
+ recv_complete_line = 0;
+ strcpy(buf, "");
+ }
+
+ /* If the user is sitting idle, send a half-keepalive to the
+ * server to prevent session timeout.
+ */
+ if ((time(NULL) - last_transmit) >= S_KEEPALIVE) {
+ CtdlIPC_chat_send(ipc, "NOOP");
+ last_transmit = time(NULL);
+ }
+
+ }
+}
+
+/*
+ * send an instant message
+ */
+void page_user(CtdlIPC *ipc)
+{
+ char buf[SIZ], touser[SIZ], msg[SIZ];
+ FILE *pagefp;
+
+ strcpy(touser, last_paged);
+ strprompt("Page who", touser, 30);
+
+ /* old server -- use inline paging */
+ if (ipc->ServInfo.paging_level == 0) {
+ newprompt("Message: ", msg, 69);
+ snprintf(buf, sizeof buf, "SEXP %s|%s", touser, msg);
+ CtdlIPC_chat_send(ipc, buf);
+ CtdlIPC_chat_recv(ipc, buf);
+ if (!strncmp(buf, "200", 3)) {
+ strcpy(last_paged, touser);
+ }
+ scr_printf("%s\n", &buf[4]);
+ return;
+ }
+ /* new server -- use extended paging */
+ else if (ipc->ServInfo.paging_level >= 1) {
+ snprintf(buf, sizeof buf, "SEXP %s||", touser);
+ CtdlIPC_chat_send(ipc, buf);
+ CtdlIPC_chat_recv(ipc, buf);
+ if (buf[0] != '2') {
+ scr_printf("%s\n", &buf[4]);
+ return;
+ }
+ if (client_make_message(ipc, temp, touser, 0, 0, 0, NULL, 0) != 0) {
+ scr_printf("No message sent.\n");
+ return;
+ }
+ pagefp = fopen(temp, "r");
+ unlink(temp);
+ snprintf(buf, sizeof buf, "SEXP %s|-", touser);
+ CtdlIPC_chat_send(ipc, buf);
+ CtdlIPC_chat_recv(ipc, buf);
+ if (buf[0] == '4') {
+ strcpy(last_paged, touser);
+ while (fgets(buf, sizeof buf, pagefp) != NULL) {
+ buf[strlen(buf) - 1] = 0;
+ CtdlIPC_chat_send(ipc, buf);
+ }
+ fclose(pagefp);
+ CtdlIPC_chat_send(ipc, "000");
+ scr_printf("Message sent.\n");
+ } else {
+ scr_printf("%s\n", &buf[4]);
+ }
+ }
+}
+
+
+void quiet_mode(CtdlIPC *ipc)
+{
+ static int quiet = 0;
+ char cret[SIZ];
+ int r;
+
+ r = CtdlIPCEnableInstantMessageReceipt(ipc, !quiet, cret);
+ if (r / 100 == 2) {
+ quiet = !quiet;
+ scr_printf("Quiet mode %sabled (%sother users may page you)\n",
+ (quiet) ? "en" : "dis",
+ (quiet) ? "no " : "");
+ } else {
+ scr_printf("Unable to change quiet mode: %s\n", cret);
+ }
+}
+
+
+void stealth_mode(CtdlIPC *ipc)
+{
+ static int stealth = 0;
+ char cret[SIZ];
+ int r;
+
+ r = CtdlIPCStealthMode(ipc, !stealth, cret);
+ if (r / 100 == 2) {
+ stealth = !stealth;
+ scr_printf("Stealth mode %sabled (you are %s)\n",
+ (stealth) ? "en" : "dis",
+ (stealth) ? "invisible" : "listed as online");
+ } else {
+ scr_printf("Unable to change stealth mode: %s\n", cret);
+ }
+}