* 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 <ctype.h>
#include <stdlib.h>
#include <unistd.h>
#include <stdio.h>
-#include <ctype.h>
+#include <fcntl.h>
+#include <signal.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <sys/socket.h>
+#include <sys/time.h>
+#include <sys/stat.h>
+#include <limits.h>
+#include <netinet/in.h>
+#include <netdb.h>
#include <string.h>
+#include <pwd.h>
#include <errno.h>
-#include <sys/stat.h>
#include <stdarg.h>
+#include <pthread.h>
+#include <signal.h>
#include "webcit.h"
-int wc_session;
-char wc_host[256];
-char wc_port[256];
-char wc_username[256];
-char wc_password[256];
-char wc_roomname[256];
+
+
int TransactionCount = 0;
-int connected = 0;
-int logged_in = 0;
+char *ExpressMessages = NULL;
-struct webcontent *wlist = NULL;
-struct webcontent *wlast = NULL;
+/* This variable is set to 1 if the room banner and menubar have been
+ * displayed, and we need to close the <TABLE> tags.
+ */
+int fake_frames = 0;
+struct urlcontent *urlstrings = NULL;
-void wprintf(const char *format, ...) {
- va_list arg_ptr;
- struct webcontent *wptr;
+static const char *defaulthost = DEFAULT_HOST;
+static const char *defaultport = DEFAULT_PORT;
- wptr = (struct webcontent *)malloc(sizeof(struct webcontent));
- wptr->next = NULL;
- if (wlist == NULL) {
- wlist = wptr;
- wlast = wptr;
- }
- else {
- wlast->next = wptr;
- wlast = wptr;
+
+
+void unescape_input(char *buf)
+{
+ int a, b;
+ char hex[3];
+
+ while ((isspace(buf[strlen(buf) - 1])) && (strlen(buf) > 0))
+ buf[strlen(buf) - 1] = 0;
+
+ for (a = 0; a < strlen(buf); ++a) {
+ if (buf[a] == '+')
+ buf[a] = ' ';
+ if (buf[a] == '%') {
+ hex[0] = buf[a + 1];
+ hex[1] = buf[a + 2];
+ hex[2] = 0;
+ sscanf(hex, "%02x", &b);
+ buf[a] = (char) b;
+ strcpy(&buf[a + 1], &buf[a + 3]);
}
-
- va_start(arg_ptr, format);
- vsprintf(wptr->w_data, format, arg_ptr);
- va_end(arg_ptr);
-
}
-int wContentLength() {
- struct webcontent *wptr;
- int len = 0;
+}
- for (wptr = wlist; wptr != NULL; wptr = wptr->next) {
- len = len + strlen(wptr->w_data);
+
+void addurls(char *url)
+{
+ char *up, *ptr;
+ char buf[256];
+ int a, b;
+ struct urlcontent *u;
+
+ up = url;
+ while (strlen(up) > 0) {
+
+ /* locate the = sign */
+ strncpy(buf, up, 255);
+ b = (-1);
+ for (a = 255; a >= 0; --a)
+ if (buf[a] == '=')
+ b = a;
+ if (b < 0)
+ return;
+ buf[b] = 0;
+
+ u = (struct urlcontent *) malloc(sizeof(struct urlcontent));
+ u->next = urlstrings;
+ urlstrings = u;
+ strcpy(u->url_key, buf);
+
+ /* now chop that part off */
+ for (a = 0; a <= b; ++a)
+ ++up;
+
+ /* locate the & sign */
+ ptr = up;
+ b = strlen(up);
+ for (a = 0; a < strlen(up); ++a) {
+ if (!strncmp(ptr, "&", 1)) {
+ b = a;
+ break;
+ }
+ ++ptr;
}
+ ptr = up;
+ for (a = 0; a < b; ++a)
+ ++ptr;
+ strcpy(ptr, "");
+
+ u->url_data = malloc(strlen(up) + 1);
+ strcpy(u->url_data, up);
+ u->url_data[b] = 0;
+ unescape_input(u->url_data);
+ up = ptr;
+ ++up;
+ }
+}
+
+void free_urls(void)
+{
+ struct urlcontent *u;
- return(len);
+ while (urlstrings != NULL) {
+ free(urlstrings->url_data);
+ u = urlstrings->next;
+ free(urlstrings);
+ urlstrings = u;
}
+}
-void wDumpContent() {
- struct webcontent *wptr;
+/*
+ * Diagnostic function to display the contents of all variables
+ */
+void dump_vars(void)
+{
+ struct urlcontent *u;
- printf("Content-type: text/html\n");
- printf("Content-length: %d\n", wContentLength());
- printf("\n");
+ for (u = urlstrings; u != NULL; u = u->next) {
+ wprintf("%38s = %s\n", u->url_key, u->url_data);
+ }
+}
+
+char *bstr(char *key)
+{
+ struct urlcontent *u;
+
+ for (u = urlstrings; u != NULL; u = u->next) {
+ if (!strcasecmp(u->url_key, key))
+ return (u->url_data);
+ }
+ return ("");
+}
+
+
+void wprintf(const char *format,...)
+{
+ va_list arg_ptr;
+ char wbuf[1024];
+
+ va_start(arg_ptr, format);
+ vsprintf(wbuf, format, arg_ptr);
+ va_end(arg_ptr);
+
+ write(WC->http_sock, wbuf, strlen(wbuf));
+}
+
+
+/*
+ * wDumpContent() wraps up an HTTP session, closes tags, etc.
+ *
+ * print_standard_html_footer should be set to 0 to transmit only, 1 to
+ * append the main menu and closing tags, or 2 to
+ * append the closing tags only.
+ */
+void wDumpContent(int print_standard_html_footer)
+{
+ if (fake_frames) {
+ wprintf("<CENTER><FONT SIZE=-1>"
+ "<TABLE border=0 width=100%><TR>"
+ "<TD><A HREF=\"/ungoto\">"
+ "<IMG SRC=\"/static/back.gif\" BORDER=0>"
+ "Ungoto</A></TD>");
+ wprintf("<TD><A HREF=\"#TheTop\">"
+ "<IMG SRC=\"/static/up.gif\" BORDER=0>"
+ "Top of page</A></TD>");
+ wprintf("<TD><A HREF=\"/display_enter\">"
+ "<IMG SRC=\"/static/enter.gif\" BORDER=0>"
+ "Enter a message</A></TD>");
+ wprintf("<TD><A HREF=\"/gotonext\">"
+ "Goto next room"
+ "<IMG SRC=\"/static/forward.gif\" BORDER=0></A></TD>"
+ "</TR></TABLE>"
+ "</FONT>\n"
+ "</TD></TR></TABLE></TABLE>\n");
+ fake_frames = 0;
+ }
- while (wlist != NULL) {
- fwrite(wlist->w_data, strlen(wlist->w_data), 1, stdout);
- wptr = wlist->next;
- free(wlist);
- wlist = wptr;
+ if (print_standard_html_footer) {
+ if (print_standard_html_footer != 2) {
+ wprintf("<BR>");
}
- wlast = NULL;
+ wprintf("</BODY></HTML>\n");
}
-void getz(char *buf) {
- if (fgets(buf, 256, stdin) == NULL) strcpy(buf, "");
- else {
- while ((strlen(buf)>0)&&(!isprint(buf[strlen(buf)-1])))
- buf[strlen(buf)-1] = 0;
+
+}
+
+
+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] == '\"')
+ wprintf(""");
+ else if (strbuf[a] == '\'')
+ 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));
+}
+
+
+
/*
* Output all that important stuff that the browser will want to see
+ *
+ * print_standard_html_head values:
+ * 0 = Nothing. Do not display any leading HTTP or HTML.
+ * 1 = HTTP headers plus the "fake frames" found in most windows.
+ * 2 = HTTP headers required to terminate the session (unset cookies)
+ * 3 = HTTP headers only.
*/
-void output_headers() {
- printf("Server: %s\n", SERVER);
- printf("Connection: close\n");
- printf("Set-cookie: wc_session=%d\n", wc_session);
- if (strlen(wc_host)>0) printf("Set-cookie: wc_host=%s\n", wc_host);
- if (strlen(wc_port)>0) printf("Set-cookie: wc_port=%s\n", wc_port);
- if (strlen(wc_username)>0) printf("Set-cookie: wc_username=%s\n",
- wc_username);
- if (strlen(wc_password)>0) printf("Set-cookie: wc_password=%s\n",
- wc_password);
- if (strlen(wc_roomname)>0) printf("Set-cookie: wc_roomname=%s\n",
- wc_roomname);
+void output_headers(int print_standard_html_head)
+{
+
+ static char *unset = "; expires=28-May-1971 18:10:00 GMT";
+ char cookie[256];
+
+ wprintf("Content-type: text/html\n");
+ wprintf("Server: %s\n", SERVER);
+ wprintf("Connection: close\n");
+
+ if (print_standard_html_head > 0) {
+ wprintf("Pragma: no-cache\n");
+ wprintf("Cache-Control: no-store\n");
+ }
+ stuff_to_cookie(cookie, WC->wc_session, WC->wc_username,
+ WC->wc_password, WC->wc_roomname);
+ if (print_standard_html_head == 2) {
+ wprintf("X-WebCit-Session: close\n");
+ wprintf("Set-cookie: webcit=%s\n", unset);
+ } else {
+ wprintf("Set-cookie: webcit=%s\n", cookie);
+ }
+
+ wprintf("\n");
+
+ if (print_standard_html_head > 0) {
+ wprintf("<HTML><HEAD><TITLE>");
+ escputs(serv_info.serv_humannode);
+ wprintf("</TITLE>\n"
+ "<META HTTP-EQUIV=\"Pragma\" CONTENT=\"no-cache\">\n"
+ "</HEAD>\n");
+ if (ExpressMessages != NULL) {
+ wprintf("<SCRIPT language=\"javascript\">\n");
+ wprintf("function ExpressMessage() {\n");
+ wprintf(" alert(\"");
+ escputs(ExpressMessages);
+ wprintf("\")\n");
+ wprintf(" }\n </SCRIPT>\n");
+ }
+
+
+
+ /* JavaScript key-based navigation would go here if it
+ * were finished
+ */
+
+ wprintf("<BODY ");
+ if (ExpressMessages != NULL) {
+ wprintf("onload=\"ExpressMessage()\" ");
+ free(ExpressMessages);
+ ExpressMessages = NULL;
+ }
+ wprintf("BACKGROUND=\"/image&name=background\" TEXT=\"#000000\" LINK=\"#004400\">\n");
+
+
+ if (print_standard_html_head == 1) {
+ wprintf("<A NAME=\"TheTop\"></A>"
+ "<TABLE border=0 width=100%>"
+ "<TR VALIGN=TOP><TD>");
+
+ display_menubar(0);
+
+ wprintf("</TD><TD VALIGN=TOP>"
+ "<TABLE border=0 width=100%><TR VALIGN=TOP>"
+ "<TD>\n");
+
+ embed_room_banner(NULL);
+
+ wprintf("</TD></TR><TR VALIGN=TOP><TD>\n");
+
+ fake_frames = 1;
+ }
+ }
+}
+
+
+
+void ExpressMessageCat(char *buf) {
+ if (ExpressMessages == NULL) {
+ ExpressMessages = malloc(strlen(buf) + 4);
+ strcpy(ExpressMessages, "");
+ } else {
+ ExpressMessages = realloc(ExpressMessages,
+ (strlen(ExpressMessages) + strlen(buf) + 4));
+ }
+ strcat(ExpressMessages, buf);
+ strcat(ExpressMessages, "\\n");
+}
+
+
+void check_for_express_messages()
+{
+ char buf[256];
+
+ serv_puts("PEXP");
+ serv_gets(buf);
+ if (buf[0] == '1') {
+ while (serv_gets(buf), strcmp(buf, "000")) {
+ ExpressMessageCat(buf);
+ }
}
+}
+
+
-void output_static(char *what) {
+
+void output_static(char *what)
+{
char buf[256];
FILE *fp;
struct stat statbuf;
sprintf(buf, "static/%s", what);
fp = fopen(buf, "rb");
if (fp == NULL) {
- printf("HTTP/1.0 404 %s\n", strerror(errno));
- output_headers();
- printf("Content-Type: text/plain\n");
- sprintf(buf, "%s: %s\n", what, strerror(errno));
- printf("Content-length: %d\n", strlen(buf));
- printf("\n");
- fwrite(buf, strlen(buf), 1, stdout);
- }
- else {
- printf("HTTP/1.0 200 OK\n");
- output_headers();
-
- if (!strncasecmp(&what[strlen(what)-4], ".gif", 4))
- printf("Content-type: image/gif\n");
+ wprintf("HTTP/1.0 404 %s\n", strerror(errno));
+ wprintf("Content-Type: text/plain\n");
+ wprintf("\n");
+ wprintf("Cannot open %s: %s\n", what, strerror(errno));
+ } else {
+ wprintf("HTTP/1.0 200 OK\n");
+ output_headers(0);
+
+ if (!strncasecmp(&what[strlen(what) - 4], ".gif", 4))
+ wprintf("Content-type: image/gif\n");
+ else if (!strncasecmp(&what[strlen(what) - 4], ".txt", 4))
+ wprintf("Content-type: text/plain\n");
+ else if (!strncasecmp(&what[strlen(what) - 4], ".jpg", 4))
+ wprintf("Content-type: image/jpeg\n");
+ else if (!strncasecmp(&what[strlen(what) - 5], ".html", 5))
+ wprintf("Content-type: text/html\n");
else
- printf("Content-type: application/octet-stream\n");
+ wprintf("Content-type: application/octet-stream\n");
fstat(fileno(fp), &statbuf);
bytes = statbuf.st_size;
- printf("Content-length: %d\n", bytes);
+ wprintf("Content-length: %ld\n", (long) bytes);
printf("\n");
while (bytes--) {
- putc(getc(fp), stdout);
- }
+ wprintf("%c", getc(fp) );
+ }
fclose(fp);
+ }
+}
+
+void output_image()
+{
+ char buf[256];
+ char xferbuf[4096];
+ off_t bytes;
+ off_t thisblock;
+ off_t accomplished = 0L;
+
+
+ serv_printf("OIMG %s|%s", bstr("name"), bstr("parm"));
+ serv_gets(buf);
+ if (buf[0] == '2') {
+ bytes = extract_long(&buf[4], 0);
+ wprintf("HTTP/1.0 200 OK\n");
+ output_headers(0);
+ wprintf("Content-type: image/gif\n");
+ wprintf("Content-length: %ld\n", (long) bytes);
+ wprintf("\n");
+
+ while (bytes > (off_t) 0) {
+ thisblock = (off_t) sizeof(xferbuf);
+ if (thisblock > bytes)
+ thisblock = bytes;
+ serv_printf("READ %ld|%ld", accomplished, thisblock);
+ serv_gets(buf);
+ if (buf[0] == '6')
+ thisblock = extract_long(&buf[4], 0);
+ serv_read(xferbuf, (int) thisblock);
+ write(WC->http_sock, xferbuf, thisblock);
+ bytes = bytes - thisblock;
+ accomplished = accomplished + thisblock;
}
+ fflush(stdout);
+ serv_puts("CLOS");
+ serv_gets(buf);
+ } else {
+ wprintf("HTTP/1.0 404 %s\n", strerror(errno));
+ output_headers(0);
+ wprintf("Content-Type: text/plain\n");
+ wprintf("\n");
+ wprintf("Error retrieving image\n");
}
+}
-void session_loop() {
+
+/*
+ * Convenience functions to display a page containing only a string
+ */
+void convenience_page(char *titlebarcolor, char *titlebarmsg, char *messagetext)
+{
+ wprintf("HTTP/1.0 200 OK\n");
+ output_headers(1);
+ wprintf("<TABLE WIDTH=100% BORDER=0 BGCOLOR=%s><TR><TD>", titlebarcolor);
+ wprintf("<FONT SIZE=+1 COLOR=\"FFFFFF\"");
+ wprintf("<B>%s</B>\n", titlebarmsg);
+ wprintf("</FONT></TD></TR></TABLE><BR>\n");
+ escputs(messagetext);
+
+ wprintf("<HR>\n");
+ embed_main_menu();
+ wDumpContent(1);
+}
+
+void display_error(char *errormessage)
+{
+ convenience_page("770000", "Error", errormessage);
+}
+
+void display_success(char *successmessage)
+{
+ convenience_page("007700", "OK", successmessage);
+}
+
+
+
+void extract_action(char *actbuf, char *cmdbuf)
+{
+ int i;
+
+ strcpy(actbuf, cmdbuf);
+ if (!strncasecmp(actbuf, "GET /", 5))
+ strcpy(actbuf, &actbuf[5]);
+ if (!strncasecmp(actbuf, "PUT /", 5))
+ strcpy(actbuf, &actbuf[5]);
+ if (!strncasecmp(actbuf, "POST /", 6))
+ strcpy(actbuf, &actbuf[6]);
+
+ for (i = 0; i < strlen(actbuf); ++i) {
+ if (actbuf[i] == ' ') {
+ actbuf[i] = 0;
+ i = 0;
+ }
+ if (actbuf[i] == '/') {
+ actbuf[i] = 0;
+ i = 0;
+ }
+ if (actbuf[i] == '?') {
+ actbuf[i] = 0;
+ i = 0;
+ }
+ if (actbuf[i] == '&') {
+ actbuf[i] = 0;
+ i = 0;
+ }
+ }
+}
+
+
+void upload_handler(char *name, char *filename, char *encoding,
+ void *content, char *cbtype, size_t length)
+{
+
+ fprintf(stderr, "UPLOAD HANDLER CALLED\n");
+ fprintf(stderr, " name = %s\n", name);
+ fprintf(stderr, "filename = %s\n", filename);
+ fprintf(stderr, "encoding = %s\n", encoding);
+ fprintf(stderr, " type = %s\n", cbtype);
+ fprintf(stderr, " length = %d\n", length);
+
+ if (strlen(name) > 0) {
+ WC->upload = malloc(length);
+ if (WC->upload != NULL) {
+ WC->upload_length = length;
+ memcpy(WC->upload, content, length);
+ }
+ }
+}
+
+
+/*
+ * Entry point for WebCit transaction
+ */
+void session_loop(struct httprequest *req)
+{
char cmd[256];
+ char action[256];
char buf[256];
- int a;
+ int a, b;
int ContentLength = 0;
+ char ContentType[512];
char *content;
+ struct httprequest *hptr;
+ char browser_host[256];
+ char user_agent[256];
/* We stuff these with the values coming from the client cookies,
* so we can use them to reconnect a timed out session if we have to.
char c_username[256];
char c_password[256];
char c_roomname[256];
+ char cookie[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]);
- if (!strncasecmp(buf, "Cookie: wc_port=", 16))
- strcpy(c_port, &buf[16]);
- if (!strncasecmp(buf, "Cookie: wc_username=", 20))
- strcpy(c_username, &buf[20]);
- if (!strncasecmp(buf, "Cookie: wc_password=", 20))
- strcpy(c_password, &buf[20]);
- if (!strncasecmp(buf, "Cookie: wc_roomname=", 20))
- strcpy(c_roomname, &buf[20]);
-
- if (!strncasecmp(buf, "Content-length: ", 16)) {
- ContentLength = atoi(&buf[16]);
- }
+ WC->upload_length = 0;
+ WC->upload = NULL;
+
+ hptr = req;
+ if (hptr == NULL) return;
- } while(strlen(buf)>0);
+ strcpy(cmd, hptr->line);
+ hptr = hptr->next;
+ extract_action(action, cmd);
+
+ while (hptr != NULL) {
+ strcpy(buf, hptr->line);
+ hptr = hptr->next;
+
+ if (!strncasecmp(buf, "Cookie: webcit=", 15)) {
+ strcpy(cookie, &buf[15]);
+ cookie_to_stuff(cookie, NULL,
+ c_username, c_password, c_roomname);
+ }
+ else if (!strncasecmp(buf, "Content-length: ", 16)) {
+ ContentLength = atoi(&buf[16]);
+ }
+ else if (!strncasecmp(buf, "Content-type: ", 14)) {
+ strcpy(ContentType, &buf[14]);
+ }
+ else if (!strncasecmp(buf, "User-agent: ", 12)) {
+ strcpy(user_agent, &buf[12]);
+ }
+ }
++TransactionCount;
if (ContentLength > 0) {
- content = malloc(ContentLength+1);
- fread(content, ContentLength, 1, stdin);
+ content = malloc(ContentLength + 1);
+ read(WC->http_sock, content, ContentLength);
+
content[ContentLength] = 0;
- fprintf(stderr, "CONTENT:\n%s\n", content);
+
+ if (!strncasecmp(ContentType,
+ "application/x-www-form-urlencoded", 33)) {
+ addurls(content);
+ } else if (!strncasecmp(ContentType, "multipart", 9)) {
+ mime_parser(content, ContentLength, ContentType,
+ *upload_handler);
}
- else {
+ } else {
content = NULL;
- }
+ }
+ /* If there are variables in the URL, we must grab them now */
+ for (a = 0; a < strlen(cmd); ++a)
+ if ((cmd[a] == '?') || (cmd[a] == '&')) {
+ for (b = a; b < strlen(cmd); ++b)
+ if (isspace(cmd[b]))
+ cmd[b] = 0;
+ addurls(&cmd[a + 1]);
+ cmd[a] = 0;
+ }
/*
* If we're not connected to a Citadel server, try to hook up the
* connection now. Preference is given to the host and port specified
* by browser cookies, if cookies have been supplied.
*/
- if (!connected) {
- serv_sock = connectsock(c_host, c_port, "tcp");
- connected = 1;
- 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 */
+ if (!WC->connected) {
+ if (strlen(bstr("host")) > 0)
+ strcpy(c_host, bstr("host"));
+ if (strlen(bstr("port")) > 0)
+ strcpy(c_port, bstr("port"));
+ WC->serv_sock = connectsock(c_host, c_port, "tcp");
+ if (WC->serv_sock < 0) {
+ do_logout();
}
+ WC->connected = 1;
+ serv_gets(buf); /* get the server welcome message */
+ locate_host(browser_host, WC->http_sock);
+ get_serv_info(browser_host, user_agent);
+ }
+ check_for_express_messages();
/*
* If we're not logged in, but we have username and password cookies
* supplied by the browser, try using them to log in.
*/
- if ((!logged_in)&&(strlen(c_username)>0)&&(strlen(c_password)>0)) {
+ if ((!WC->logged_in) && (strlen(c_username) > 0) && (strlen(c_password) > 0)) {
serv_printf("USER %s", c_username);
serv_gets(buf);
- if (buf[0]=='3') {
+ if (buf[0] == '3') {
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);
- }
+ if (buf[0] == '2') {
+ become_logged_in(c_username, c_password, buf);
}
}
-
+ }
/*
* If we don't have a current room, but a cookie specifying the
* current room is supplied, make an effort to go there.
*/
- if ((strlen(wc_roomname)==0) && (strlen(c_roomname)>0) ) {
+ if ((strlen(WC->wc_roomname) == 0) && (strlen(c_roomname) > 0)) {
serv_printf("GOTO %s", c_roomname);
serv_gets(buf);
- if (buf[0]=='2') {
- strcpy(wc_roomname, c_roomname);
- }
+ if (buf[0] == '2') {
+ strcpy(WC->wc_roomname, c_roomname);
}
-
- if (!strncasecmp(cmd, "GET /static/", 12)) {
+ }
+ if (!strcasecmp(action, "static")) {
strcpy(buf, &cmd[12]);
- for (a=0; a<strlen(buf); ++a) if (isspace(buf[a])) buf[a]=0;
+ for (a = 0; a < strlen(buf); ++a)
+ if (isspace(buf[a]))
+ buf[a] = 0;
output_static(buf);
- }
-
- else if (!logged_in) {
- display_login_page();
- }
-
+ } else if (!strcasecmp(action, "image")) {
+ output_image();
+ } else if ((!WC->logged_in) && (!strcasecmp(action, "login"))) {
+ do_login();
+ } else if (!WC->logged_in) {
+ display_login(NULL);
+ }
+ /* Various commands... */
+
+ else if (!strcasecmp(action, "do_welcome")) {
+ do_welcome();
+ } else if (!strcasecmp(action, "display_main_menu")) {
+ display_main_menu();
+ } else if (!strcasecmp(action, "advanced")) {
+ display_advanced_menu();
+ } else if (!strcasecmp(action, "whobbs")) {
+ whobbs();
+ } else if (!strcasecmp(action, "knrooms")) {
+ list_all_rooms_by_floor();
+ } else if (!strcasecmp(action, "gotonext")) {
+ slrp_highest();
+ gotonext();
+ } else if (!strcasecmp(action, "skip")) {
+ gotonext();
+ } else if (!strcasecmp(action, "ungoto")) {
+ ungoto();
+ } else if (!strcasecmp(action, "dotgoto")) {
+ slrp_highest();
+ smart_goto(bstr("room"));
+ } else if (!strcasecmp(action, "termquit")) {
+ do_logout();
+ } else if (!strcasecmp(action, "readnew")) {
+ readloop("readnew");
+ } else if (!strcasecmp(action, "readold")) {
+ readloop("readold");
+ } else if (!strcasecmp(action, "readfwd")) {
+ readloop("readfwd");
+ } else if (!strcasecmp(action, "display_enter")) {
+ display_enter();
+ } else if (!strcasecmp(action, "post")) {
+ post_message();
+ } else if (!strcasecmp(action, "confirm_delete_msg")) {
+ confirm_delete_msg();
+ } else if (!strcasecmp(action, "delete_msg")) {
+ delete_msg();
+ } else if (!strcasecmp(action, "confirm_move_msg")) {
+ confirm_move_msg();
+ } else if (!strcasecmp(action, "move_msg")) {
+ move_msg();
+ } else if (!strcasecmp(action, "userlist")) {
+ userlist();
+ } else if (!strcasecmp(action, "showuser")) {
+ showuser();
+ } else if (!strcasecmp(action, "display_page")) {
+ display_page();
+ } else if (!strcasecmp(action, "page_user")) {
+ page_user();
+ } else if (!strcasecmp(action, "chat")) {
+ do_chat();
+ } else if (!strcasecmp(action, "display_private")) {
+ display_private("", 0);
+ } else if (!strcasecmp(action, "goto_private")) {
+ goto_private();
+ } else if (!strcasecmp(action, "zapped_list")) {
+ zapped_list();
+ } else if (!strcasecmp(action, "display_zap")) {
+ display_zap();
+ } else if (!strcasecmp(action, "zap")) {
+ zap();
+ } else if (!strcasecmp(action, "display_entroom")) {
+ display_entroom();
+ } else if (!strcasecmp(action, "entroom")) {
+ entroom();
+ } else if (!strcasecmp(action, "display_editroom")) {
+ display_editroom();
+ } else if (!strcasecmp(action, "editroom")) {
+ editroom();
+ } else if (!strcasecmp(action, "display_editinfo")) {
+ display_edit("Room info", "EINF 0", "RINF", "/editinfo");
+ } else if (!strcasecmp(action, "editinfo")) {
+ save_edit("Room info", "EINF 1", 1);
+ } else if (!strcasecmp(action, "display_editbio")) {
+ sprintf(buf, "RBIO %s", WC->wc_username);
+ display_edit("Your bio", "NOOP", buf, "editbio");
+ } else if (!strcasecmp(action, "editbio")) {
+ save_edit("Your bio", "EBIO", 0);
+ } else if (!strcasecmp(action, "confirm_delete_room")) {
+ confirm_delete_room();
+ } else if (!strcasecmp(action, "delete_room")) {
+ delete_room();
+ } else if (!strcasecmp(action, "validate")) {
+ validate();
+ } else if (!strcasecmp(action, "display_editpic")) {
+ display_graphics_upload("your photo",
+ "UIMG 0|_userpic_",
+ "/editpic");
+ } else if (!strcasecmp(action, "editpic")) {
+ do_graphics_upload("UIMG 1|_userpic_");
+ } else if (!strcasecmp(action, "display_editroompic")) {
+ display_graphics_upload("the graphic for this room",
+ "UIMG 0|_roompic_",
+ "/editroompic");
+ } else if (!strcasecmp(action, "editroompic")) {
+ do_graphics_upload("UIMG 1|_roompic_");
+ } else if (!strcasecmp(action, "select_floor_to_edit_pic")) {
+ select_floor_to_edit_pic();
+ } else if (!strcasecmp(action, "display_editfloorpic")) {
+ sprintf(buf, "UIMG 0|_floorpic_|%s",
+ bstr("which_floor"));
+ display_graphics_upload("the graphic for this floor",
+ buf,
+ "/editfloorpic");
+ } else if (!strcasecmp(action, "editfloorpic")) {
+ sprintf(buf, "UIMG 1|_floorpic_|%s",
+ bstr("which_floor"));
+ do_graphics_upload(buf);
+ } else if (!strcasecmp(action, "display_reg")) {
+ display_reg(0);
+ } else if (!strcasecmp(action, "register")) {
+ register_user();
+ } else if (!strcasecmp(action, "display_changepw")) {
+ display_changepw();
+ } else if (!strcasecmp(action, "changepw")) {
+ changepw();
+ } else if (!strcasecmp(action, "display_edit_node")) {
+ display_edit_node();
+ } else if (!strcasecmp(action, "display_netconf")) {
+ display_netconf();
+ } else if (!strcasecmp(action, "display_confirm_unshare")) {
+ display_confirm_unshare();
+ } else if (!strcasecmp(action, "display_confirm_delete_node")) {
+ display_confirm_delete_node();
+ } else if (!strcasecmp(action, "delete_node")) {
+ delete_node();
+ } else if (!strcasecmp(action, "unshare")) {
+ unshare();
+ } else if (!strcasecmp(action, "display_add_node")) {
+ display_add_node();
+ } else if (!strcasecmp(action, "add_node")) {
+ add_node();
+ } else if (!strcasecmp(action, "display_share")) {
+ display_share();
+ } else if (!strcasecmp(action, "share")) {
+ share();
+ } else if (!strcasecmp(action, "terminate_session")) {
+ slrp_highest();
+ terminate_session();
+ } else if (!strcasecmp(action, "edit_me")) {
+ edit_me();
+ } else if (!strcasecmp(action, "display_siteconfig")) {
+ display_siteconfig();
+ } else if (!strcasecmp(action, "siteconfig")) {
+ siteconfig();
+ } else if (!strcasecmp(action, "display_generic")) {
+ display_generic();
+ } else if (!strcasecmp(action, "do_generic")) {
+ do_generic();
+ } else if (!strcasecmp(action, "display_menubar")) {
+ display_menubar(1);
+ } else if (!strcasecmp(action, "diagnostics")) {
+ wprintf("HTTP/1.0 200 OK\n");
+ output_headers(1);
+
+ wprintf("TransactionCount is %d<BR>\n", TransactionCount);
+ wprintf("You're in session %d<HR>\n", WC->wc_session);
+ wprintf("Command: <BR><PRE>\n");
+ escputs(cmd);
+ wprintf("</PRE><HR>\n");
+ wprintf("Variables: <BR><PRE>\n");
+ dump_vars();
+ wprintf("</PRE><HR>\n");
+ wDumpContent(1);
+ }
+ /* When all else fais, display the main menu. */
else {
- 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();
- }
+ display_main_menu();
+ }
fflush(stdout);
if (content != NULL) {
free(content);
content = NULL;
- }
}
-
-
-
-int main(int argc, char *argv[]) {
-
- if (argc != 2) {
- printf("%s: usage: %s <session_id>\n", argv[0], argv[0]);
- exit(1);
- }
-
- wc_session = atoi(argv[1]);
- strcpy(wc_host, "");
- strcpy(wc_port, "");
- strcpy(wc_username, "");
- strcpy(wc_password, "");
- strcpy(wc_roomname, "");
-
- while (1) {
- session_loop();
- }
-
- exit(0);
+ free_urls();
+ if (WC->upload_length > 0) {
+ free(WC->upload);
+ WC->upload_length = 0;
}
+}