* This is the actual program called by the webserver. It maintains a
* persistent session to the Citadel server, handling HTTP WebCit requests as
* they arrive and presenting a user interface.
+ *
+ * $Id$
*/
#include <stdlib.h>
#include <sys/stat.h>
#include <stdarg.h>
#include "webcit.h"
+#include "child.h"
int wc_session;
char wc_host[256];
int TransactionCount = 0;
int connected = 0;
int logged_in = 0;
+int axlevel;
struct webcontent *wlist = NULL;
struct webcontent *wlast = NULL;
struct urlcontent *urlstrings = NULL;
-void unescape_input(buf)
-char buf[]; {
+void unescape_input(char *buf)
+{
int a,b;
char hex[3];
strncpy(buf,up,255);
b = (-1);
for (a=255; a>=0; --a) if (buf[a]=='=') b=a;
- if (b<0) goto DONE;
+ if (b<0) return;
buf[b]=0;
u = (struct urlcontent *)malloc(sizeof(struct urlcontent));
for (a=0; a<strlen(up); ++a) {
if (!strncmp(ptr,"&",1)) {
b=a;
- goto FOUNDIT;
+ break;
}
++ptr;
}
-FOUNDIT: ptr = up;
+ ptr = up;
for (a=0; a<b; ++a) ++ptr;
strcpy(ptr,"");
up = ptr;
++up;
-
- fprintf(stderr, "%s=%s\n", u->url_key, u->url_data);
}
-DONE:
}
-void free_urls() {
+void free_urls(void) {
struct urlcontent *u;
while (urlstrings != NULL) {
}
-int wContentLength() {
+int wContentLength(void) {
struct webcontent *wptr;
int len = 0;
return(len);
}
-void wDumpContent() {
+void wDumpContent(void) {
struct webcontent *wptr;
printf("Content-type: text/html\n");
wlast = NULL;
}
+
+void escputs1(char *strbuf, int nbsp)
+{
+ int a;
+
+ for (a=0; a<strlen(strbuf); ++a) {
+ if (strbuf[a]=='<') wprintf("<");
+ else if (strbuf[a]=='>') wprintf(">");
+ else if (strbuf[a]=='&') wprintf("&");
+ else if (strbuf[a]==34) wprintf(""");
+ else if (strbuf[a]==LB) wprintf("<");
+ else if (strbuf[a]==RB) wprintf(">");
+ else if (strbuf[a]==QU) wprintf("\"");
+ else if ((strbuf[a]==32)&&(nbsp==1)) {
+ wprintf(" ");
+ }
+ else {
+ wprintf("%c", strbuf[a]);
+ }
+ }
+ }
+
+void escputs(char *strbuf)
+{
+ escputs1(strbuf,0);
+ }
+
+
+
+char *urlesc(char *strbuf)
+{
+ int a,b,c;
+ char *ec = " #&;`'|*?-~<>^()[]{}$\\";
+ static char outbuf[512];
+
+ strcpy(outbuf,"");
+
+ for (a=0; a<strlen(strbuf); ++a) {
+ c = 0;
+ for (b=0; b<strlen(ec); ++b) {
+ if (strbuf[a]==ec[b]) c=1;
+ }
+ b = strlen(outbuf);
+ if (c==1) sprintf(&outbuf[b],"%%%02x",strbuf[a]);
+ else sprintf(&outbuf[b],"%c",strbuf[a]);
+ }
+ return(outbuf);
+ }
+
+void urlescputs(char *strbuf)
+{
+ wprintf("%s",urlesc(strbuf));
+ }
+
+
+/*
+ * Look for URL's embedded in a buffer and make them linkable. We use a
+ * target window in order to keep the BBS session in its own window.
+ */
+void url(char *buf)
+{
+
+ int pos;
+ int start,end;
+ char ench;
+ char urlbuf[256];
+ char outbuf[256];
+
+ start = (-1);
+ end = strlen(buf);
+ ench = 0;
+
+ for (pos=0; pos<strlen(buf); ++pos) {
+ if (!strncasecmp(&buf[pos],"http://",7)) start = pos;
+ if (!strncasecmp(&buf[pos],"ftp://",6)) start = pos;
+ }
+
+ if (start<0) return;
+
+ if ((start>0)&&(buf[start-1]=='<')) ench = '>';
+ if ((start>0)&&(buf[start-1]=='[')) ench = ']';
+ if ((start>0)&&(buf[start-1]=='(')) ench = ')';
+ if ((start>0)&&(buf[start-1]=='{')) ench = '}';
+
+ for (pos=strlen(buf); pos>start; --pos) {
+ if ((buf[pos]==' ')||(buf[pos]==ench)) end = pos;
+ }
+
+ strncpy(urlbuf,&buf[start],end-start);
+ urlbuf[end-start] = 0;
+
+
+ strncpy(outbuf,buf,start);
+ sprintf(&outbuf[start],"%cA HREF=%c%s%c TARGET=%c%s%c%c%s%c/A%c",
+ LB,QU,urlbuf,QU,QU,TARGET,QU,RB,urlbuf,LB,RB);
+ strcat(outbuf,&buf[end]);
+ strcpy(buf,outbuf);
+ }
+
+
+
+
void getz(char *buf) {
if (fgets(buf, 256, stdin) == NULL) strcpy(buf, "");
else {
/*
* Output all that important stuff that the browser will want to see
*/
-void output_headers() {
+void output_headers(void) {
printf("Server: %s\n", SERVER);
printf("Connection: close\n");
printf("Set-cookie: wc_session=%d\n", wc_session);
if (!strncasecmp(&what[strlen(what)-4], ".gif", 4))
printf("Content-type: image/gif\n");
+ else if (!strncasecmp(&what[strlen(what)-5], ".html", 5))
+ printf("Content-type: text/html\n");
else
printf("Content-type: application/octet-stream\n");
fstat(fileno(fp), &statbuf);
bytes = statbuf.st_size;
- printf("Content-length: %d\n", bytes);
+ printf("Content-length: %ld\n", (long)bytes);
printf("\n");
while (bytes--) {
putc(getc(fp), stdout);
}
}
+static const char *defaulthost = DEFAULT_HOST;
+static const char *defaultport = DEFAULT_PORT;
-void session_loop() {
+void session_loop(void) {
char cmd[256];
char buf[256];
int a, b;
char c_password[256];
char c_roomname[256];
- strcpy(c_host, DEFAULT_HOST);
- strcpy(c_port, DEFAULT_PORT);
+ strcpy(c_host, defaulthost);
+ strcpy(c_port, defaultport);
strcpy(c_username, "");
strcpy(c_password, "");
strcpy(c_roomname, "");
getz(cmd);
- fprintf(stderr, "\nCmd: %s\n", cmd);
- fflush(stderr);
do {
getz(buf);
- fprintf(stderr, "Buf: %s\n", buf);
- fflush(stderr);
if (!strncasecmp(buf, "Cookie: wc_host=", 16))
strcpy(c_host, &buf[16]);
content = malloc(ContentLength+1);
fread(content, ContentLength, 1, stdin);
content[ContentLength] = 0;
- fprintf(stderr, "CONTENT:\n%s\n", content);
addurls(content);
}
else {
serv_gets(buf); /* get the server welcome message */
strcpy(wc_host, c_host);
strcpy(wc_port, c_port);
- serv_printf("IDEN %d|%d|%d|%s|%s",
- DEVELOPER_ID,
- CLIENT_ID,
- CLIENT_VERSION,
- SERVER,
- ""
- );
- serv_gets(buf);
- /* FIX find out where the user is */
+ get_serv_info();
}
serv_printf("PASS %s", c_password);
serv_gets(buf);
if (buf[0]=='2') {
- logged_in = 1;
- strcpy(wc_username, c_username);
- strcpy(wc_password, c_password);
+ become_logged_in(c_username, c_password, buf);
}
}
}
output_static(buf);
}
- if (!strncasecmp(cmd, "GET /nothing", 12)) {
- printf("HTTP/1.0 200 OK\n");
- output_headers();
-
- wprintf("<HTML><HEAD><TITLE>WebCit</TITLE></HEAD><BODY>\n");
- wprintf("TransactionCount is %d<HR>\n", TransactionCount);
- wprintf("You're in session %d<BR>\n", wc_session);
- wprintf("</BODY></HTML>\n");
- wDumpContent();
- }
else if ((!logged_in)&&(!strncasecmp(cmd, "POST /login", 11))) {
do_login();
}
else if (!logged_in) {
- display_login_page();
+ display_login();
}
/* Various commands... */
+
+ else if (!strncasecmp(cmd, "GET /do_welcome", 15)) {
+ do_welcome();
+ }
+
+ else if (!strncasecmp(cmd, "GET /display_main_menu", 22)) {
+ display_main_menu();
+ }
+
+ else if (!strncasecmp(cmd, "GET /advanced", 13)) {
+ display_advanced_menu();
+ }
+
+ else if (!strncasecmp(cmd, "GET /whobbs", 11)) {
+ whobbs();
+ }
+
+ else if (!strncasecmp(cmd, "GET /knrooms", 12)) {
+ list_all_rooms_by_floor();
+ }
+
+ else if (!strncasecmp(cmd, "GET /gotonext", 13)) {
+ slrp_highest();
+ gotonext();
+ }
+
+ else if (!strncasecmp(cmd, "GET /skip", 9)) {
+ gotonext();
+ }
- /* When all else fails, display the login page. */
+ else if (!strncasecmp(cmd, "GET /ungoto", 11)) {
+ ungoto();
+ }
+
+ else if (!strncasecmp(cmd, "GET /dotgoto", 12)) {
+ slrp_highest();
+ dotgoto();
+ }
+
+ else if (!strncasecmp(cmd, "GET /termquit", 13)) {
+ do_logout();
+ }
+
+ /* When all else fails... */
else {
- display_login_page();
+ printf("HTTP/1.0 200 OK\n");
+ output_headers();
+
+ wprintf("<HTML><HEAD><TITLE>WebCit</TITLE></HEAD><BODY>\n");
+ wprintf("TransactionCount is %d<HR>\n", TransactionCount);
+ wprintf("You're in session %d<BR>\n", wc_session);
+ wprintf("</BODY></HTML>\n");
+ wDumpContent();
}
fflush(stdout);
free_urls();
}
-
-
int main(int argc, char *argv[]) {
- if (argc != 2) {
- printf("%s: usage: %s <session_id>\n", argv[0], argv[0]);
- exit(1);
+ if (argc < 2 || argc > 4) {
+ fprintf(stderr,
+ "webcit: usage: webcit <session_id> [host [port]]\n");
+ return 1;
}
wc_session = atoi(argv[1]);
+
+ if (argc > 2) {
+ defaulthost = argv[2];
+ if (argc > 3)
+ defaultport = argv[3];
+ }
+
strcpy(wc_host, "");
strcpy(wc_port, "");
strcpy(wc_username, "");
while (1) {
session_loop();
}
-
- exit(0);
}
projects / citadel.git / blobdiff