webcit/groupdav_get.c

   1 /*
   2  * $Id$
   3  */
   4 /**
   5  * \defgraup GroupdavGet Handle GroupDAV GET requests.
   6  *
   7  */
   8 /*@{*/
   9 #include "webcit.h"
  10 #include "webserver.h"
  11 #include "groupdav.h"
  12
  13
  14 /**
  15  * \briefThe pathname is always going to be /groupdav/room_name/euid
  16  * \param dav_pathname the pathname to print
  17  */
  18 void groupdav_get(char *dav_pathname) {
  19         char dav_roomname[SIZ];
  20         char dav_uid[SIZ];
  21         long dav_msgnum = (-1);
  22         char buf[SIZ];
  23         int n = 0;
  24         int in_body = 0;
  25         int found_content_type = 0;
  26
  27         /** First, break off the "/groupdav/" prefix */
  28         remove_token(dav_pathname, 0, '/');
  29         remove_token(dav_pathname, 0, '/');
  30
  31         /** Now extract the message euid */
  32         n = num_tokens(dav_pathname, '/');
  33         extract_token(dav_uid, dav_pathname, n-1, '/', sizeof dav_uid);
  34         remove_token(dav_pathname, n-1, '/');
  35
  36         /** What's left is the room name.  Remove trailing slashes. */
  37         if (dav_pathname[strlen(dav_pathname)-1] == '/') {
  38                 dav_pathname[strlen(dav_pathname)-1] = 0;
  39         }
  40         strcpy(dav_roomname, dav_pathname);
  41
  42         /** Go to the correct room. */
  43         if (strcasecmp(WC->wc_roomname, dav_roomname)) {
  44                 gotoroom(dav_roomname);
  45         }
  46         if (strcasecmp(WC->wc_roomname, dav_roomname)) {
  47                 wprintf("HTTP/1.1 404 not found\r\n");
  48                 groupdav_common_headers();
  49                 wprintf(
  50                         "Content-Type: text/plain\r\n"
  51                         "\r\n"
  52                         "There is no folder called \"%s\" on this server.\r\n",
  53                         dav_roomname
  54                 );
  55                 return;
  56         }
  57
  58         dav_msgnum = locate_message_by_uid(dav_uid);
  59         serv_printf("MSG2 %ld", dav_msgnum);
  60         serv_getln(buf, sizeof buf);
  61         if (buf[0] != '1') {
  62                 wprintf("HTTP/1.1 404 not found\r\n");
  63                 groupdav_common_headers();
  64                 wprintf(
  65                         "Content-Type: text/plain\r\n"
  66                         "\r\n"
  67                         "Object \"%s\" was not found in the \"%s\" folder.\r\n",
  68                         dav_uid,
  69                         dav_roomname
  70                 );
  71                 return;
  72         }
  73
  74         wprintf("HTTP/1.1 200 OK\r\n");
  75         groupdav_common_headers();
  76         wprintf("etag: \"%ld\"\r\n", dav_msgnum);
  77         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
  78                 if (!strncasecmp(buf, "Date: ", 6)) {
  79                         wprintf("%s\r\n", buf);
  80                 }
  81                 if (!strncasecmp(buf, "Content-type: ", 14)) {
  82                         wprintf("%s\r\n", buf);
  83                         found_content_type = 1;
  84                 }
  85                 if ((strlen(buf) == 0) && (in_body == 0)) {
  86                         if (!found_content_type) {
  87                                 wprintf("Content-type: text/plain\r\n");
  88                         }
  89                         in_body = 1;
  90                 }
  91                 if (in_body) {
  92                         wprintf("%s\r\n", buf);
  93                 }
  94         }
  95 }
  96
  97
  98 /*@}*/