webcit/messages.c

   1 #include <stdlib.h>
   2 #include <unistd.h>
   3 #include <stdio.h>
   4 #include <ctype.h>
   5 #include <string.h>
   6 #include <errno.h>
   7 #include <time.h>
   8 #include "webcit.h"
   9 #include "child.h"
  10
  11 char reply_to[512];
  12 long msgarr[1024];
  13
  14 /*
  15  * Look for URL's embedded in a buffer and make them linkable.  We use a
  16  * target window in order to keep the BBS session in its own window.
  17  */
  18 void url(buf)
  19 char buf[]; {
  20
  21         int pos;
  22         int start,end;
  23         char ench;
  24         char urlbuf[256];
  25         char outbuf[256];
  26
  27         start = (-1);
  28         end = strlen(buf);
  29         ench = 0;
  30
  31         for (pos=0; pos<strlen(buf); ++pos) {
  32                 if (!strncasecmp(&buf[pos],"http://",7)) start = pos;
  33                 if (!strncasecmp(&buf[pos],"ftp://",6)) start = pos;
  34                 }
  35
  36         if (start<0) return;
  37
  38         if ((start>0)&&(buf[start-1]=='<')) ench = '>';
  39         if ((start>0)&&(buf[start-1]=='[')) ench = ']';
  40         if ((start>0)&&(buf[start-1]=='(')) ench = ')';
  41         if ((start>0)&&(buf[start-1]=='{')) ench = '}';
  42
  43         for (pos=strlen(buf); pos>start; --pos) {
  44                 if ((buf[pos]==' ')||(buf[pos]==ench)) end = pos;
  45                 }
  46
  47         strncpy(urlbuf,&buf[start],end-start);
  48         urlbuf[end-start] = 0;
  49
  50
  51         strncpy(outbuf,buf,start);
  52         sprintf(&outbuf[start],"%cA HREF=%c%s%c TARGET=%c%s%c%c%s%c/A%c",
  53                 LB,QU,urlbuf,QU,QU,TARGET,QU,RB,urlbuf,LB,RB);
  54         strcat(outbuf,&buf[end]);
  55         strcpy(buf,outbuf);
  56         }
  57
  58
  59 void read_message(msgnum, oper)
  60 long msgnum;
  61 char *oper; {
  62         char buf[256];
  63         char m_subject[256];
  64         char from[256];
  65         long now;
  66         struct tm *tm;
  67         int format_type = 0;
  68         int nhdr = 0;
  69         int bq = 0;
  70
  71         sprintf(buf,"MSG0 %ld",msgnum);
  72         serv_puts(buf);
  73         serv_gets(buf);
  74         if (buf[0]!='1') {
  75                 wprintf("<STRONG>ERROR:</STRONG> %s<BR>\n",&buf[4]);
  76                 return;
  77                 }
  78
  79         wprintf("<TABLE WIDTH=100% BORDER=0 CELLSPACING=0 CELLPADDING=0 BGCOLOR=000077><TR><TD>\n");
  80         wprintf("<FONT COLOR=\"FFFF00\"><B> ");
  81         strcpy(m_subject,"");
  82
  83         strcpy(reply_to,"nobody...xxxxx");
  84         while(serv_gets(buf), strncasecmp(buf,"text",4)) {
  85                 if (!strncasecmp(buf,"nhdr=yes",8)) nhdr=1;
  86                 if (nhdr==1) buf[0]='_';
  87                 if (!strncasecmp(buf,"type=",5))
  88                         format_type=atoi(&buf[5]);
  89                 if (!strncasecmp(buf,"from=",5)) {
  90                         wprintf("from %s ",&buf[5]);
  91                         strcpy(from,&buf[5]);
  92                         }
  93                 if (!strncasecmp(buf,"path=",5))
  94                         strcpy(reply_to,&buf[5]);
  95                 if (!strncasecmp(buf,"subj=",5))
  96                         strcpy(m_subject,&buf[5]);
  97                 if ((!strncasecmp(buf,"hnod=",5))
  98                    && (strcasecmp(&buf[5],serv_info.serv_humannode)))
  99                         wprintf("(%s) ",&buf[5]);
 100                 if ((!strncasecmp(buf,"room=",5))
 101                    && (strcasecmp(&buf[5],wc_roomname)))
 102                         wprintf("in %s> ",&buf[5]);
 103
 104                 if (!strncasecmp(buf,"node=",5)) {
 105                         if ( (room_flags&QR_NETWORK)
 106                            || ((strcasecmp(&buf[5],serv_info.serv_nodename)
 107                            &&(strcasecmp(&buf[5],serv_info.serv_fqdn)))))
 108                                 {
 109                                 wprintf("@%s ",&buf[5]);
 110                                 }
 111                         if ((!strcasecmp(&buf[5],serv_info.serv_nodename))
 112                            ||(!strcasecmp(&buf[5],serv_info.serv_fqdn)))
 113                                 {
 114                                 strcpy(reply_to,from);
 115                                 }
 116                         else if (haschar(&buf[5],'.')==0) {
 117                                 sprintf(reply_to,"%s @ %s",from,&buf[5]);
 118                                 }
 119                         }
 120
 121                 if (!strncasecmp(buf,"rcpt=",5))
 122                         wprintf("to %s ",&buf[5]);
 123                 if (!strncasecmp(buf,"time=",5)) {
 124                         now=atol(&buf[5]);
 125                         tm=(struct tm *)localtime(&now);
 126                         strcpy(buf,(char *)asctime(tm)); buf[strlen(buf)-1]=0;
 127                         strcpy(&buf[16],&buf[19]);
 128                         wprintf("%s ",&buf[4]);
 129                         }
 130                 }
 131
 132         if (nhdr==1) wprintf("****");
 133         wprintf("</B></FONT></TD>");
 134
 135         if (is_room_aide) {
 136                 wprintf("<TD ALIGN=RIGHT NOWRAP><FONT COLOR=\"FFFF00\"><B>");
 137
 138                 wprintf("<A HREF=\"/confirm_move_msg");
 139                 wprintf("&msgid=%ld", msgnum);
 140                 wprintf("&referer=%s\">Move</A>", oper);
 141
 142                 wprintf("&nbsp;&nbsp;");
 143
 144                 wprintf("<A HREF=\"/confirm_delete_msg");
 145                 wprintf("&msgid=%ld", msgnum);
 146                 wprintf("&referer=%s\">Del</A>", oper);
 147
 148                 wprintf("</B></FONT></TD>");
 149                 }
 150
 151         wprintf("</TR></TABLE>\n");
 152
 153         if (strlen(m_subject)>0) {
 154                 wprintf("Subject: %s<BR>\n",m_subject);
 155                 }
 156
 157         if (format_type == 0) {
 158                 fmout(NULL);
 159                 }
 160         else {
 161                 while(serv_gets(buf), strcmp(buf,"000")) {
 162                         while ((strlen(buf)>0)&&(isspace(buf[strlen(buf)-1])))
 163                                 buf[strlen(buf)-1] = 0;
 164                         if ((bq==0)&&
 165 ((!strncmp(buf,">",1))||(!strncmp(buf," >",2))||(!strncmp(buf," :-)",4)))) {
 166                                 wprintf("<FONT COLOR=\"000044\"><I>");
 167                                 bq = 1;
 168                                 }
 169                         else if ((bq==1)&&
 170 (strncmp(buf,">",1))&&(strncmp(buf," >",2))&&(strncmp(buf," :-)",4))) {
 171                                 wprintf("</FONT></I>");
 172                                 bq = 0;
 173                                 }
 174                         wprintf("<TT>");
 175                         url(buf);
 176                         escputs(buf);
 177                         wprintf("</TT><BR>\n");
 178                         }
 179                 }
 180                 wprintf("<BR>");
 181         }
 182
 183
 184
 185 /*
 186  * load message pointers from the server
 187  */
 188 int load_msg_ptrs(servcmd)
 189 char *servcmd; {
 190         char buf[256];
 191         int nummsgs;
 192
 193         nummsgs = 0;
 194         serv_puts(servcmd);
 195         serv_gets(buf);
 196         if (buf[0]!='1') {
 197                 wprintf("<EM>%s</EM><BR>\n",&buf[4]);
 198                 return(nummsgs);
 199                 }
 200         while (serv_gets(buf), strcmp(buf,"000")) {
 201                 msgarr[nummsgs] = atol(buf);
 202                 ++nummsgs;
 203                 }
 204         return(nummsgs);
 205         }
 206
 207
 208 /*
 209  * command loop for reading messages
 210  */
 211 void readloop(char *oper) {
 212         char cmd[256];
 213         int a;
 214         int nummsgs;
 215
 216         printf("HTTP/1.0 200 OK\n");
 217         output_headers();
 218         wprintf("<HTML><HEAD><TITLE>Messages</TITLE>\n");
 219         wprintf("</HEAD><BODY BACKGROUND=\"/image&name=background\" TEXT=\"#000000\" LINK=\"#004400\">\n");
 220
 221         wprintf("<CENTER><B>%s - ",wc_roomname);
 222         if (!strcmp(oper,"readnew")) {
 223                 strcpy(cmd,"MSGS NEW");
 224                 wprintf("new messages");
 225                 }
 226         else if (!strcmp(oper,"readold")) {
 227                 strcpy(cmd,"MSGS OLD");
 228                 wprintf("old messages");
 229                 }
 230         else {
 231                 strcpy(cmd,"MSGS ALL");
 232                 wprintf("all messages");
 233                 }
 234         wprintf("</B></CENTER><BR>\n");
 235
 236         nummsgs = load_msg_ptrs(cmd);
 237         if (nummsgs == 0) {
 238                 if (!strcmp(oper,"readnew")) {
 239                         wprintf("<EM>No new messages in this room.</EM>\n");
 240                         }
 241                 else if (!strcmp(oper,"readold")) {
 242                         wprintf("<EM>No old messages in this room.</EM>\n");
 243                         }
 244                 else {
 245                         wprintf("<EM>This room is empty.</EM>\n");
 246                         }
 247                 goto DONE;
 248                 }
 249
 250         for (a=0; a<nummsgs; ++a) {
 251                 read_message(msgarr[a], oper);
 252                 }
 253
 254 DONE:   wprintf("</BODY></HTML>\n");
 255         wDumpContent();
 256         }
 257
 258
 259
 260
 261 /*
 262  * post message (or don't post message)
 263  */
 264 void post_message(void) {
 265         char buf[256];
 266
 267         printf("HTTP/1.0 200 OK\n");
 268         output_headers();
 269         wprintf("<HTML>");
 270         wprintf("<BODY BACKGROUND=\"/image&name=background\" TEXT=\"#000000\" LINK=\"#004400\">\n");
 271
 272         strcpy(buf, bstr("sc"));
 273         if (strcasecmp(buf, "Save message")) {
 274                 wprintf("Cancelled.  Message was not posted.<BR>\n");
 275                 }
 276
 277         else {
 278                 sprintf(buf,"ENT0 1|%s|0|0",bstr("recp"));
 279                 serv_puts(buf);
 280                 serv_gets(buf);
 281                 if (buf[0]=='4') {
 282                         text_to_server(bstr("msgtext"));
 283                         serv_puts("000");
 284                         wprintf("Message has been posted.<BR>\n");
 285                         }
 286                 else {
 287                         wprintf("<EM>%s</EM><BR>\n",&buf[4]);
 288                         }
 289                 }
 290
 291         wprintf("</BODY></HTML>\n");
 292         wDumpContent();
 293         }
 294
 295
 296
 297
 298
 299
 300
 301
 302 /*
 303  * prompt for a recipient (to be called from display_enter() only)
 304  */
 305 void prompt_for_recipient() {
 306
 307         wprintf("<TABLE WIDTH=100% BORDER=0 BGCOLOR=007700><TR><TD>");
 308         wprintf("<FONT SIZE=+1 COLOR=\"FFFFFF\"");
 309         wprintf("<B>Send private e-mail</B>\n");
 310         wprintf("</FONT></TD></TR></TABLE>\n");
 311
 312         wprintf("<CENTER>");
 313         wprintf("<FORM METHOD=\"POST\" ACTION=\"/display_enter\">\n");
 314         wprintf("Enter recipient: ");
 315         wprintf("<INPUT TYPE=\"text\" NAME=\"recp\" MAXLENGTH=\"64\"><BR>\n");
 316         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Enter message\">");
 317         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Cancel\">");
 318         wprintf("</FORM></CENTER>\n");
 319         }
 320
 321
 322
 323 /*
 324  * display the message entry screen
 325  */
 326 void display_enter(void) {
 327         char buf[256];
 328         long now;
 329         struct tm *tm;
 330
 331         printf("HTTP/1.0 200 OK\n");
 332         output_headers();
 333         wprintf("<HTML>");
 334         wprintf("</HEAD><BODY BACKGROUND=\"/image&name=background\" TEXT=\"#000000\" LINK=\"#004400\">\n");
 335
 336         sprintf(buf,"ENT0 0|%s|0|0",bstr("recp"));
 337         serv_puts(buf);
 338         serv_gets(buf);
 339
 340         if (!strncmp(buf,"570",3)) {
 341                 if (strlen(bstr("recp"))>0) {
 342                         wprintf("<EM>%s</EM><BR>\n",&buf[4]);
 343                         }
 344                 prompt_for_recipient();
 345                 goto DONE;
 346                 }
 347
 348         if (buf[0]!='2') {
 349                 wprintf("<EM>%s</EM><BR>\n",&buf[4]);
 350                 goto DONE;
 351                 }
 352
 353         wprintf("<CENTER>Enter message below.  Messages are formatted to\n");
 354         wprintf("the <EM>reader's</EM> screen width.  To defeat the\n");
 355         wprintf("formatting, indent a line at least one space.  \n");
 356         wprintf("<BR>");
 357
 358         time(&now);
 359         tm=(struct tm *)localtime(&now);
 360         strcpy(buf,(char *)asctime(tm)); buf[strlen(buf)-1]=0;
 361         strcpy(&buf[16],&buf[19]);
 362         wprintf("</CENTER><FONT COLOR=\"440000\"><B> %s ",&buf[4]);
 363         wprintf("from %s ",wc_username);
 364         if (strlen(bstr("recp"))>0) wprintf("to %s ",bstr("recp"));
 365         wprintf("in %s&gt; ",wc_roomname);
 366         wprintf("</B></FONT><BR><CENTER>\n");
 367
 368         wprintf("<FORM METHOD=\"POST\" ACTION=\"/post\">\n");
 369         wprintf("<INPUT TYPE=\"hidden\" NAME=\"recp\" VALUE=\"%s\">\n",
 370                 bstr("recp"));
 371         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Save message\">");
 372         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Cancel\"><BR>\n");
 373
 374         wprintf("<TEXTAREA NAME=\"msgtext\" wrap=soft ROWS=30 COLS=80 WIDTH=80></TEXTAREA><P>\n");
 375
 376         wprintf("</FORM></CENTER>\n");
 377 DONE:   wprintf("</BODY></HTML>\n");
 378         wDumpContent();
 379         }