-//
-// User functions
-//
-// Copyright (c) 1996-2018 by the citadel.org team
-//
-// This program is open source software. It runs great on the
-// Linux operating system (and probably elsewhere). You can use,
-// copy, and run it under the terms of the GNU General Public
-// License version 3.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU General Public License for more details.
-
-#include "webcit.h"
-
-
-/*
- * Fetch a user photo (avatar)
- */
-void fetch_user_photo(struct http_transaction *h, struct ctdlsession *c, char *username)
-{
- char buf[1024];
- int content_length = 0;
- char content_type[1024];
- char *image = NULL;
- int actual_length = 0;
-
- ctdl_printf(c, "DLUI %s", username);
- ctdl_readline(c, buf, sizeof(buf));
- if (buf[0] == '6') {
- content_length = extract_int(&buf[4], 0);
- extract_token(content_type, &buf[4], 3, '|', sizeof content_type);
-
- image = malloc(content_length);
- if (image == NULL) {
- do_502(h);
- return;
- }
- actual_length = ctdl_read_binary(c, image, content_length);
-
- add_response_header(h, strdup("Content-type"), strdup(content_type));
- h->response_code = 200;
- h->response_string = strdup("OK");
- h->response_body_length = actual_length;
- h->response_body = image;
- return;
- }
-
- do_404(h);
-}
-
-
-/*
- * Fetch a user bio (profile)
- */
-void fetch_user_bio(struct http_transaction *h, struct ctdlsession *c, char *username)
-{
- do_404(h); // FIXME finish this
-}
-
-
-/*
- * Client requested an object related to a user.
- */
-void object_in_user(struct http_transaction *h, struct ctdlsession *c, char *requested_username)
-{
- char object_name[1024];
-
- extract_token(object_name, h->uri, 4, '/', sizeof object_name);
-
- if (!strcasecmp(object_name, "userpic")) { // user photo (avatar)
- fetch_user_photo(h, c, requested_username);
- return;
- }
-
- if (!strcasecmp(object_name, "bio")) { // user bio (profile)
- fetch_user_bio(h, c, requested_username);
- return;
- }
-
- do_404(h); // unknown object
- return;
-}
-
-
-/*
- * Handle REST/DAV requests for the user itself (such as /ctdl/u/username
- * or /ctdl/i/username/ but *not* specific properties of the user)
- */
-void the_user_itself(struct http_transaction *h, struct ctdlsession *c, char *username)
-{
- do_404(h);
-}
-
-
-/*
- * Dispatcher for "/ctdl/u" and "/ctdl/u/" for the user list
- */
-void user_list(struct http_transaction *h, struct ctdlsession *c)
-{
- do_404(h);
-}
-
-
-/*
- * Dispatcher for paths starting with /ctdl/u/
- */
-void ctdl_u(struct http_transaction *h, struct ctdlsession *c)
-{
- char requested_username[128];
- char buf[1024];
-
- // All user-related functions require accessing the user in question.
- extract_token(requested_username, h->uri, 3, '/', sizeof requested_username);
- unescape_input(requested_username);
-
- if (IsEmptyStr(requested_username)) { // /ctdl/u/
- user_list(h, c);
- return;
- }
-
- // At this point we have extracted the name of the user we're interested in.
- // FIXME should we validate it?
-
- if (num_tokens(h->uri, '/') == 4) { // /ctdl/u/username
- the_user_itself(h, c, requested_username);
- return;
- }
-
- extract_token(buf, h->uri, 4, '/', sizeof buf);
- if (num_tokens(h->uri, '/') == 5) {
- if (IsEmptyStr(buf)) {
- the_user_itself(h, c, requested_username); // /ctdl/u/username/ ( same as /ctdl/u/username )
- } else {
- object_in_user(h, c, requested_username); // /ctdl/u/username/object
- }
- return;
- }
-
- if (num_tokens(h->uri, '/') == 6) {
- object_in_user(h, c, requested_username); // /ctdl/u/username/object/ or possibly /ctdl/u/username/object/component
- return;
- }
-
- // If we get to this point, the client requested an action we don't know how to perform.
- do_404(h);
-}