webcit/groupdav_propfind.c

   1 /*
   2  * $Id$
   3  *
   4  * Handles GroupDAV PROPFIND requests.
   5  *
   6  */
   7
   8 #include <ctype.h>
   9 #include <stdlib.h>
  10 #include <unistd.h>
  11 #include <stdio.h>
  12 #include <fcntl.h>
  13 #include <signal.h>
  14 #include <sys/types.h>
  15 #include <sys/wait.h>
  16 #include <sys/socket.h>
  17 #include <limits.h>
  18 #include <string.h>
  19 #include <pwd.h>
  20 #include <errno.h>
  21 #include <stdarg.h>
  22 #include <time.h>
  23 #include <pthread.h>
  24 #include "webcit.h"
  25 #include "webserver.h"
  26 #include "groupdav.h"
  27
  28
  29 /*
  30  * The pathname is always going to be /groupdav/room_name/msg_num
  31  */
  32 void groupdav_propfind(char *dav_pathname) {
  33         char dav_roomname[SIZ];
  34         char buf[SIZ];
  35
  36         /* First, break off the "/groupdav/" prefix */
  37         remove_token(dav_pathname, 0, '/');
  38         remove_token(dav_pathname, 0, '/');
  39
  40         /* What's left is the room name.  Remove trailing slashes. */
  41         if (dav_pathname[strlen(dav_pathname)-1] == '/') {
  42                 dav_pathname[strlen(dav_pathname)-1] = 0;
  43         }
  44         strcpy(dav_roomname, dav_pathname);
  45
  46         /* Go to the correct room. */
  47         if (strcasecmp(WC->wc_roomname, dav_roomname)) {
  48                 gotoroom(dav_roomname);
  49         }
  50         if (strcasecmp(WC->wc_roomname, dav_roomname)) {
  51                 wprintf("HTTP/1.1 404 not found\n");
  52                 groupdav_common_headers();
  53                 wprintf(
  54                         "Content-Type: text/plain\n"
  55                         "\n"
  56                         "There is no folder called \"%s\" on this server.\n",
  57                         dav_roomname
  58                 );
  59                 return;
  60         }
  61
  62         /*
  63          * Be rude.  Completely ignore the XML request and simply send them
  64          * everything we know about (which is going to simply be the ETag and
  65          * nothing else).  Let the client-side parser sort it out.
  66          */
  67         wprintf("HTTP/1.0 207 Multi-Status\n");
  68         groupdav_common_headers();
  69         wprintf("Content-type: text/xml\n"
  70                 "\n"
  71                 "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n"
  72                 "<D:multistatus xmlns:D=\"DAV:\">\n"
  73         );
  74
  75         serv_puts("MSGS ALL");
  76         serv_gets(buf);
  77         if (buf[0] == '1') while (serv_gets(buf), strcmp(buf, "000")) {
  78                 wprintf(" <D:response>\n");
  79                 wprintf("  <D:href>%s/groupdav/Calendar/%s</D:href>\n", WC->http_host, buf);
  80                 wprintf("   <D:propstat>\n");
  81                 wprintf("    <D:status>HTTP/1.1 200 OK</D:status>\n");
  82                 wprintf("    <D:prop><D:getetag>\"%s\"</D:getetag></D:prop>\n", buf);
  83                 wprintf("   </D:propstat>\n");
  84                 wprintf(" </D:response>\n");
  85         }
  86
  87         wprintf("</D:multistatus>\n");
  88 }