mirror of
https://codeberg.org/grunfink/snac2.git
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1997 lines
62 KiB
C
1997 lines
62 KiB
C
/* snac - A simple, minimalistic ActivityPub instance */
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/* copyright (c) 2022 - 2023 grunfink / MIT license */
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#ifndef NO_MASTODON_API
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#include "xs.h"
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#include "xs_encdec.h"
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#include "xs_openssl.h"
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#include "xs_json.h"
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#include "xs_io.h"
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#include "xs_time.h"
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#include "xs_glob.h"
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#include "snac.h"
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static xs_str *random_str(void)
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/* just what is says in the tin */
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{
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unsigned int data[4] = {0};
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FILE *f;
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if ((f = fopen("/dev/random", "r")) != NULL) {
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fread(data, sizeof(data), 1, f);
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fclose(f);
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}
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else {
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data[0] = random() % 0xffffffff;
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data[1] = random() % 0xffffffff;
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data[2] = random() % 0xffffffff;
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data[3] = random() % 0xffffffff;
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}
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return xs_hex_enc((char *)data, sizeof(data));
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}
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int app_add(const char *id, const xs_dict *app)
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/* stores an app */
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{
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if (!xs_is_hex(id))
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return 500;
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int status = 201;
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xs *fn = xs_fmt("%s/app/", srv_basedir);
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FILE *f;
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mkdirx(fn);
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fn = xs_str_cat(fn, id);
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fn = xs_str_cat(fn, ".json");
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if ((f = fopen(fn, "w")) != NULL) {
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xs *j = xs_json_dumps_pp(app, 4);
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fwrite(j, strlen(j), 1, f);
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fclose(f);
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}
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else
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status = 500;
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return status;
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}
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xs_str *_app_fn(const char *id)
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{
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return xs_fmt("%s/app/%s.json", srv_basedir, id);
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}
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xs_dict *app_get(const char *id)
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/* gets an app */
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{
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if (!xs_is_hex(id))
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return NULL;
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xs *fn = _app_fn(id);
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xs_dict *app = NULL;
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FILE *f;
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if ((f = fopen(fn, "r")) != NULL) {
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xs *j = xs_readall(f);
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fclose(f);
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app = xs_json_loads(j);
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}
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return app;
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}
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int app_del(const char *id)
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/* deletes an app */
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{
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if (!xs_is_hex(id))
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return -1;
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xs *fn = _app_fn(id);
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return unlink(fn);
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}
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int token_add(const char *id, const xs_dict *token)
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/* stores a token */
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{
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if (!xs_is_hex(id))
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return 500;
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int status = 201;
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xs *fn = xs_fmt("%s/token/", srv_basedir);
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FILE *f;
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mkdirx(fn);
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fn = xs_str_cat(fn, id);
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fn = xs_str_cat(fn, ".json");
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if ((f = fopen(fn, "w")) != NULL) {
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xs *j = xs_json_dumps_pp(token, 4);
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fwrite(j, strlen(j), 1, f);
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fclose(f);
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}
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else
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status = 500;
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return status;
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}
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xs_dict *token_get(const char *id)
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/* gets a token */
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{
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if (!xs_is_hex(id))
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return NULL;
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xs *fn = xs_fmt("%s/token/%s.json", srv_basedir, id);
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xs_dict *token = NULL;
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FILE *f;
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if ((f = fopen(fn, "r")) != NULL) {
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xs *j = xs_readall(f);
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fclose(f);
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token = xs_json_loads(j);
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}
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return token;
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}
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int token_del(const char *id)
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/* deletes a token */
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{
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if (!xs_is_hex(id))
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return -1;
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xs *fn = xs_fmt("%s/token/%s.json", srv_basedir, id);
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return unlink(fn);
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}
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const char *login_page = ""
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"<!DOCTYPE html>\n"
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"<body><h1>%s OAuth identify</h1>\n"
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"<div style=\"background-color: red; color: white\">%s</div>\n"
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"<form method=\"post\" action=\"https:/" "/%s/oauth/x-snac-login\">\n"
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"<p>Login: <input type=\"text\" name=\"login\"></p>\n"
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"<p>Password: <input type=\"password\" name=\"passwd\"></p>\n"
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"<input type=\"hidden\" name=\"redir\" value=\"%s\">\n"
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"<input type=\"hidden\" name=\"cid\" value=\"%s\">\n"
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"<input type=\"hidden\" name=\"state\" value=\"%s\">\n"
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"<input type=\"submit\" value=\"OK\">\n"
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"</form><p>%s</p></body>\n"
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"";
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int oauth_get_handler(const xs_dict *req, const char *q_path,
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char **body, int *b_size, char **ctype)
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{
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if (!xs_startswith(q_path, "/oauth/"))
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return 0;
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/* {
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xs *j = xs_json_dumps_pp(req, 4);
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printf("oauth get:\n%s\n", j);
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}*/
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int status = 404;
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xs_dict *msg = xs_dict_get(req, "q_vars");
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xs *cmd = xs_replace_n(q_path, "/oauth", "", 1);
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srv_debug(1, xs_fmt("oauth_get_handler %s", q_path));
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if (strcmp(cmd, "/authorize") == 0) {
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const char *cid = xs_dict_get(msg, "client_id");
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const char *ruri = xs_dict_get(msg, "redirect_uri");
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const char *rtype = xs_dict_get(msg, "response_type");
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const char *state = xs_dict_get(msg, "state");
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status = 400;
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if (cid && ruri && rtype && strcmp(rtype, "code") == 0) {
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xs *app = app_get(cid);
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if (app != NULL) {
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const char *host = xs_dict_get(srv_config, "host");
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if (xs_is_null(state))
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state = "";
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*body = xs_fmt(login_page, host, "", host, ruri, cid, state, USER_AGENT);
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*ctype = "text/html";
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status = 200;
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srv_debug(0, xs_fmt("oauth authorize: generating login page"));
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}
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else
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srv_debug(0, xs_fmt("oauth authorize: bad client_id %s", cid));
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}
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else
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srv_debug(0, xs_fmt("oauth authorize: invalid or unset arguments"));
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}
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return status;
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}
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int oauth_post_handler(const xs_dict *req, const char *q_path,
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const char *payload, int p_size,
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char **body, int *b_size, char **ctype)
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{
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if (!xs_startswith(q_path, "/oauth/"))
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return 0;
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/* {
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xs *j = xs_json_dumps_pp(req, 4);
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printf("oauth post:\n%s\n", j);
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}*/
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int status = 404;
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char *i_ctype = xs_dict_get(req, "content-type");
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xs *args = NULL;
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if (i_ctype && xs_startswith(i_ctype, "application/json"))
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args = xs_json_loads(payload);
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else
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args = xs_dup(xs_dict_get(req, "p_vars"));
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xs *cmd = xs_replace_n(q_path, "/oauth", "", 1);
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srv_debug(1, xs_fmt("oauth_post_handler %s", q_path));
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if (strcmp(cmd, "/x-snac-login") == 0) {
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const char *login = xs_dict_get(args, "login");
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const char *passwd = xs_dict_get(args, "passwd");
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const char *redir = xs_dict_get(args, "redir");
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const char *cid = xs_dict_get(args, "cid");
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const char *state = xs_dict_get(args, "state");
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const char *host = xs_dict_get(srv_config, "host");
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/* by default, generate another login form with an error */
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*body = xs_fmt(login_page, host, "LOGIN INCORRECT", host, redir, cid, state, USER_AGENT);
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*ctype = "text/html";
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status = 200;
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if (login && passwd && redir && cid) {
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snac snac;
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if (user_open(&snac, login)) {
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/* check the login + password */
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if (check_password(login, passwd,
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xs_dict_get(snac.config, "passwd"))) {
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/* success! redirect to the desired uri */
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xs *code = random_str();
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xs_free(*body);
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*body = xs_fmt("%s?code=%s", redir, code);
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status = 303;
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/* if there is a state, add it */
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if (!xs_is_null(state) && *state) {
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*body = xs_str_cat(*body, "&state=");
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*body = xs_str_cat(*body, state);
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}
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srv_log(xs_fmt("oauth x-snac-login: '%s' success, redirect to %s",
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login, *body));
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/* assign the login to the app */
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xs *app = app_get(cid);
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if (app != NULL) {
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app = xs_dict_set(app, "uid", login);
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app = xs_dict_set(app, "code", code);
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app_add(cid, app);
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}
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else
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srv_log(xs_fmt("oauth x-snac-login: error getting app %s", cid));
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}
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else
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srv_debug(1, xs_fmt("oauth x-snac-login: login '%s' incorrect", login));
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user_free(&snac);
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}
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else
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srv_debug(1, xs_fmt("oauth x-snac-login: bad user '%s'", login));
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}
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else
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srv_debug(1, xs_fmt("oauth x-snac-login: invalid or unset arguments"));
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}
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else
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if (strcmp(cmd, "/token") == 0) {
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xs *wrk = NULL;
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const char *gtype = xs_dict_get(args, "grant_type");
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const char *code = xs_dict_get(args, "code");
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const char *cid = xs_dict_get(args, "client_id");
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const char *csec = xs_dict_get(args, "client_secret");
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const char *ruri = xs_dict_get(args, "redirect_uri");
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/* FIXME: this 'scope' parameter is mandatory for the official Mastodon API,
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but if it's enabled, it makes it crash after some more steps, which
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is FAR WORSE */
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// const char *scope = xs_dict_get(args, "scope");
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const char *scope = NULL;
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/* no client_secret? check if it's inside an authorization header
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(AndStatus does it this way) */
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if (xs_is_null(csec)) {
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const char *auhdr = xs_dict_get(req, "authorization");
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if (!xs_is_null(auhdr) && xs_startswith(auhdr, "Basic ")) {
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xs *s1 = xs_replace_n(auhdr, "Basic ", "", 1);
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int size;
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xs *s2 = xs_base64_dec(s1, &size);
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if (!xs_is_null(s2)) {
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xs *l1 = xs_split(s2, ":");
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if (xs_list_len(l1) == 2) {
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wrk = xs_dup(xs_list_get(l1, 1));
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csec = wrk;
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}
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}
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}
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}
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if (gtype && code && cid && csec && ruri) {
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xs *app = app_get(cid);
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if (app == NULL) {
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status = 401;
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srv_log(xs_fmt("oauth token: invalid app %s", cid));
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}
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else
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if (strcmp(csec, xs_dict_get(app, "client_secret")) != 0) {
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status = 401;
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srv_log(xs_fmt("oauth token: invalid client_secret for app %s", cid));
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}
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else {
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xs *rsp = xs_dict_new();
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xs *cat = xs_number_new(time(NULL));
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xs *tokid = random_str();
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rsp = xs_dict_append(rsp, "access_token", tokid);
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rsp = xs_dict_append(rsp, "token_type", "Bearer");
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rsp = xs_dict_append(rsp, "created_at", cat);
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if (!xs_is_null(scope))
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rsp = xs_dict_append(rsp, "scope", scope);
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*body = xs_json_dumps_pp(rsp, 4);
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*ctype = "application/json";
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status = 200;
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const char *uid = xs_dict_get(app, "uid");
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srv_debug(0, xs_fmt("oauth token: "
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"successful login for %s, new token %s", uid, tokid));
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xs *token = xs_dict_new();
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token = xs_dict_append(token, "token", tokid);
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token = xs_dict_append(token, "client_id", cid);
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token = xs_dict_append(token, "client_secret", csec);
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token = xs_dict_append(token, "uid", uid);
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token = xs_dict_append(token, "code", code);
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token_add(tokid, token);
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}
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}
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else {
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srv_debug(0, xs_fmt("oauth token: invalid or unset arguments"));
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status = 400;
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}
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}
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else
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if (strcmp(cmd, "/revoke") == 0) {
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const char *cid = xs_dict_get(args, "client_id");
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const char *csec = xs_dict_get(args, "client_secret");
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const char *tokid = xs_dict_get(args, "token");
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if (cid && csec && tokid) {
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xs *token = token_get(tokid);
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*body = xs_str_new("{}");
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*ctype = "application/json";
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if (token == NULL || strcmp(csec, xs_dict_get(token, "client_secret")) != 0) {
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srv_debug(1, xs_fmt("oauth revoke: bad secret for token %s", tokid));
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status = 403;
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}
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else {
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token_del(tokid);
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srv_debug(0, xs_fmt("oauth revoke: revoked token %s", tokid));
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status = 200;
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/* also delete the app, as it serves no purpose from now on */
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app_del(cid);
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}
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}
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else {
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srv_debug(0, xs_fmt("oauth revoke: invalid or unset arguments"));
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status = 403;
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}
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}
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return status;
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}
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xs_str *mastoapi_id(const xs_dict *msg)
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/* returns a somewhat Mastodon-compatible status id */
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{
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const char *id = xs_dict_get(msg, "id");
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xs *md5 = xs_md5_hex(id, strlen(id));
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return xs_fmt("%10.0f%s", object_ctime_by_md5(md5), md5);
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}
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#define MID_TO_MD5(id) (id + 10)
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xs_dict *mastoapi_account(const xs_dict *actor)
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/* converts an ActivityPub actor to a Mastodon account */
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{
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xs_dict *acct = xs_dict_new();
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const char *display_name = xs_dict_get(actor, "name");
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if (xs_is_null(display_name) || *display_name == '\0')
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display_name = xs_dict_get(actor, "preferredUsername");
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const char *id = xs_dict_get(actor, "id");
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const char *pub = xs_dict_get(actor, "published");
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xs *acct_md5 = xs_md5_hex(id, strlen(id));
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acct = xs_dict_append(acct, "id", acct_md5);
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acct = xs_dict_append(acct, "username", xs_dict_get(actor, "preferredUsername"));
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acct = xs_dict_append(acct, "acct", xs_dict_get(actor, "preferredUsername"));
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acct = xs_dict_append(acct, "display_name", display_name);
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if (pub)
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acct = xs_dict_append(acct, "created_at", pub);
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else {
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/* unset created_at crashes Tusky, so lie like a mf */
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xs *date = xs_str_utctime(0, "%Y-%m-%dT%H:%M:%SZ");
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acct = xs_dict_append(acct, "created_at", date);
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}
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const char *note = xs_dict_get(actor, "summary");
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if (xs_is_null(note))
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note = "";
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acct = xs_dict_append(acct, "note", note);
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acct = xs_dict_append(acct, "url", id);
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xs *avatar = NULL;
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xs_dict *av = xs_dict_get(actor, "icon");
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if (xs_type(av) == XSTYPE_DICT)
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avatar = xs_dup(xs_dict_get(av, "url"));
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else
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avatar = xs_fmt("%s/susie.png", srv_baseurl);
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acct = xs_dict_append(acct, "avatar", avatar);
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/* emojis */
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xs_list *p;
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if (!xs_is_null(p = xs_dict_get(actor, "tag"))) {
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xs *eml = xs_list_new();
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xs_dict *v;
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xs *t = xs_val_new(XSTYPE_TRUE);
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while (xs_list_iter(&p, &v)) {
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const char *type = xs_dict_get(v, "type");
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if (!xs_is_null(type) && strcmp(type, "Emoji") == 0) {
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const char *name = xs_dict_get(v, "name");
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const xs_dict *icon = xs_dict_get(v, "icon");
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if (!xs_is_null(name) && !xs_is_null(icon)) {
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const char *url = xs_dict_get(icon, "url");
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if (!xs_is_null(url)) {
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xs *nm = xs_strip_chars_i(xs_dup(name), ":");
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xs *d1 = xs_dict_new();
|
|
|
|
d1 = xs_dict_append(d1, "shortcode", nm);
|
|
d1 = xs_dict_append(d1, "url", url);
|
|
d1 = xs_dict_append(d1, "static_url", url);
|
|
d1 = xs_dict_append(d1, "visible_in_picker", t);
|
|
|
|
eml = xs_list_append(eml, d1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
acct = xs_dict_append(acct, "emojis", eml);
|
|
}
|
|
|
|
return acct;
|
|
}
|
|
|
|
|
|
xs_dict *mastoapi_status(snac *snac, const xs_dict *msg)
|
|
/* converts an ActivityPub note to a Mastodon status */
|
|
{
|
|
xs *actor = NULL;
|
|
actor_get(snac, xs_dict_get(msg, "attributedTo"), &actor);
|
|
|
|
/* if the author is not here, discard */
|
|
if (actor == NULL)
|
|
return NULL;
|
|
|
|
xs *acct = mastoapi_account(actor);
|
|
|
|
/** shave the yak converting an ActivityPub Note to a Mastodon status **/
|
|
|
|
xs *f = xs_val_new(XSTYPE_FALSE);
|
|
xs *t = xs_val_new(XSTYPE_TRUE);
|
|
xs *n = xs_val_new(XSTYPE_NULL);
|
|
xs *el = xs_list_new();
|
|
xs *idx = NULL;
|
|
xs *ixc = NULL;
|
|
|
|
char *tmp;
|
|
char *id = xs_dict_get(msg, "id");
|
|
xs *mid = mastoapi_id(msg);
|
|
|
|
xs_dict *st = xs_dict_new();
|
|
|
|
st = xs_dict_append(st, "id", mid);
|
|
st = xs_dict_append(st, "uri", id);
|
|
st = xs_dict_append(st, "url", id);
|
|
st = xs_dict_append(st, "created_at", xs_dict_get(msg, "published"));
|
|
st = xs_dict_append(st, "account", acct);
|
|
st = xs_dict_append(st, "content", xs_dict_get(msg, "content"));
|
|
|
|
st = xs_dict_append(st, "visibility",
|
|
is_msg_public(snac, msg) ? "public" : "private");
|
|
|
|
tmp = xs_dict_get(msg, "sensitive");
|
|
if (xs_is_null(tmp))
|
|
tmp = f;
|
|
|
|
st = xs_dict_append(st, "sensitive", tmp);
|
|
|
|
tmp = xs_dict_get(msg, "summary");
|
|
if (xs_is_null(tmp))
|
|
tmp = "";
|
|
|
|
st = xs_dict_append(st, "spoiler_text", tmp);
|
|
|
|
/* create the list of attachments */
|
|
xs *matt = xs_list_new();
|
|
xs_list *att = xs_dict_get(msg, "attachment");
|
|
xs_str *aobj;
|
|
|
|
while (xs_list_iter(&att, &aobj)) {
|
|
const char *mtype = xs_dict_get(aobj, "mediaType");
|
|
|
|
if (!xs_is_null(mtype)) {
|
|
if (xs_startswith(mtype, "image/") || xs_startswith(mtype, "video/")) {
|
|
xs *matteid = xs_fmt("%s_%d", id, xs_list_len(matt));
|
|
xs *matte = xs_dict_new();
|
|
|
|
matte = xs_dict_append(matte, "id", matteid);
|
|
matte = xs_dict_append(matte, "type", *mtype == 'i' ? "image" : "video");
|
|
matte = xs_dict_append(matte, "url", xs_dict_get(aobj, "url"));
|
|
matte = xs_dict_append(matte, "preview_url", xs_dict_get(aobj, "url"));
|
|
matte = xs_dict_append(matte, "remote_url", xs_dict_get(aobj, "url"));
|
|
|
|
const char *name = xs_dict_get(aobj, "name");
|
|
if (xs_is_null(name))
|
|
name = "";
|
|
|
|
matte = xs_dict_append(matte, "description", name);
|
|
|
|
matt = xs_list_append(matt, matte);
|
|
}
|
|
}
|
|
}
|
|
|
|
st = xs_dict_append(st, "media_attachments", matt);
|
|
|
|
{
|
|
xs *ml = xs_list_new();
|
|
xs *htl = xs_list_new();
|
|
xs *eml = xs_list_new();
|
|
xs_list *p = xs_dict_get(msg, "tag");
|
|
xs_dict *v;
|
|
int n = 0;
|
|
|
|
while (xs_list_iter(&p, &v)) {
|
|
const char *type = xs_dict_get(v, "type");
|
|
|
|
if (xs_is_null(type))
|
|
continue;
|
|
|
|
xs *d1 = xs_dict_new();
|
|
|
|
if (strcmp(type, "Mention") == 0) {
|
|
const char *name = xs_dict_get(v, "name");
|
|
const char *href = xs_dict_get(v, "href");
|
|
|
|
if (!xs_is_null(name) && !xs_is_null(href) &&
|
|
strcmp(href, snac->actor) != 0) {
|
|
xs *nm = xs_strip_chars_i(xs_dup(name), "@");
|
|
|
|
xs *id = xs_fmt("%d", n++);
|
|
d1 = xs_dict_append(d1, "id", id);
|
|
d1 = xs_dict_append(d1, "username", nm);
|
|
d1 = xs_dict_append(d1, "acct", nm);
|
|
d1 = xs_dict_append(d1, "url", href);
|
|
|
|
ml = xs_list_append(ml, d1);
|
|
}
|
|
}
|
|
else
|
|
if (strcmp(type, "Hashtag") == 0) {
|
|
const char *name = xs_dict_get(v, "name");
|
|
const char *href = xs_dict_get(v, "href");
|
|
|
|
if (!xs_is_null(name) && !xs_is_null(href)) {
|
|
xs *nm = xs_strip_chars_i(xs_dup(name), "#");
|
|
|
|
d1 = xs_dict_append(d1, "name", nm);
|
|
d1 = xs_dict_append(d1, "url", href);
|
|
|
|
htl = xs_list_append(htl, d1);
|
|
}
|
|
}
|
|
else
|
|
if (strcmp(type, "Emoji") == 0) {
|
|
const char *name = xs_dict_get(v, "name");
|
|
const xs_dict *icon = xs_dict_get(v, "icon");
|
|
|
|
if (!xs_is_null(name) && !xs_is_null(icon)) {
|
|
const char *url = xs_dict_get(icon, "url");
|
|
|
|
if (!xs_is_null(url)) {
|
|
xs *nm = xs_strip_chars_i(xs_dup(name), ":");
|
|
xs *t = xs_val_new(XSTYPE_TRUE);
|
|
|
|
d1 = xs_dict_append(d1, "shortcode", nm);
|
|
d1 = xs_dict_append(d1, "url", url);
|
|
d1 = xs_dict_append(d1, "static_url", url);
|
|
d1 = xs_dict_append(d1, "visible_in_picker", t);
|
|
d1 = xs_dict_append(d1, "category", "Emojis");
|
|
|
|
eml = xs_list_append(eml, d1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
st = xs_dict_append(st, "mentions", ml);
|
|
st = xs_dict_append(st, "tags", htl);
|
|
st = xs_dict_append(st, "emojis", eml);
|
|
}
|
|
|
|
xs_free(idx);
|
|
xs_free(ixc);
|
|
idx = object_likes(id);
|
|
ixc = xs_number_new(xs_list_len(idx));
|
|
|
|
st = xs_dict_append(st, "favourites_count", ixc);
|
|
st = xs_dict_append(st, "favourited",
|
|
xs_list_in(idx, snac->md5) != -1 ? t : f);
|
|
|
|
xs_free(idx);
|
|
xs_free(ixc);
|
|
idx = object_announces(id);
|
|
ixc = xs_number_new(xs_list_len(idx));
|
|
|
|
st = xs_dict_append(st, "reblogs_count", ixc);
|
|
st = xs_dict_append(st, "reblogged",
|
|
xs_list_in(idx, snac->md5) != -1 ? t : f);
|
|
|
|
xs_free(idx);
|
|
xs_free(ixc);
|
|
idx = object_children(id);
|
|
ixc = xs_number_new(xs_list_len(idx));
|
|
|
|
st = xs_dict_append(st, "replies_count", ixc);
|
|
|
|
/* default in_reply_to values */
|
|
st = xs_dict_append(st, "in_reply_to_id", n);
|
|
st = xs_dict_append(st, "in_reply_to_account_id", n);
|
|
|
|
tmp = xs_dict_get(msg, "inReplyTo");
|
|
if (!xs_is_null(tmp)) {
|
|
xs *irto = NULL;
|
|
|
|
if (valid_status(object_get(tmp, &irto))) {
|
|
xs *irt_mid = mastoapi_id(irto);
|
|
st = xs_dict_set(st, "in_reply_to_id", irt_mid);
|
|
|
|
char *at = NULL;
|
|
if (!xs_is_null(at = xs_dict_get(irto, "attributedTo"))) {
|
|
xs *at_md5 = xs_md5_hex(at, strlen(at));
|
|
st = xs_dict_set(st, "in_reply_to_account_id", at_md5);
|
|
}
|
|
}
|
|
}
|
|
|
|
st = xs_dict_append(st, "reblog", n);
|
|
st = xs_dict_append(st, "poll", n);
|
|
st = xs_dict_append(st, "card", n);
|
|
st = xs_dict_append(st, "language", n);
|
|
|
|
tmp = xs_dict_get(msg, "sourceContent");
|
|
if (xs_is_null(tmp))
|
|
tmp = "";
|
|
|
|
st = xs_dict_append(st, "text", tmp);
|
|
|
|
tmp = xs_dict_get(msg, "updated");
|
|
if (xs_is_null(tmp))
|
|
tmp = n;
|
|
|
|
st = xs_dict_append(st, "edited_at", tmp);
|
|
|
|
return st;
|
|
}
|
|
|
|
|
|
xs_dict *mastoapi_relationship(snac *snac, const char *md5)
|
|
{
|
|
xs_dict *rel = NULL;
|
|
xs *actor_o = NULL;
|
|
|
|
if (valid_status(object_get_by_md5(md5, &actor_o))) {
|
|
xs *t = xs_val_new(XSTYPE_TRUE);
|
|
xs *f = xs_val_new(XSTYPE_FALSE);
|
|
rel = xs_dict_new();
|
|
|
|
const char *actor = xs_dict_get(actor_o, "id");
|
|
|
|
rel = xs_dict_append(rel, "id", md5);
|
|
rel = xs_dict_append(rel, "following",
|
|
following_check(snac, actor) ? t : f);
|
|
|
|
rel = xs_dict_append(rel, "showing_reblogs", t);
|
|
rel = xs_dict_append(rel, "notifying", f);
|
|
rel = xs_dict_append(rel, "followed_by",
|
|
follower_check(snac, actor) ? t : f);
|
|
|
|
rel = xs_dict_append(rel, "blocking",
|
|
is_muted(snac, actor) ? t : f);
|
|
|
|
rel = xs_dict_append(rel, "muting", f);
|
|
rel = xs_dict_append(rel, "muting_notifications", f);
|
|
rel = xs_dict_append(rel, "requested", f);
|
|
rel = xs_dict_append(rel, "domain_blocking", f);
|
|
rel = xs_dict_append(rel, "endorsed", f);
|
|
rel = xs_dict_append(rel, "note", "");
|
|
}
|
|
|
|
return rel;
|
|
}
|
|
|
|
|
|
int process_auth_token(snac *snac, const xs_dict *req)
|
|
/* processes an authorization token, if there is one */
|
|
{
|
|
int logged_in = 0;
|
|
char *v;
|
|
|
|
/* if there is an authorization field, try to validate it */
|
|
if (!xs_is_null(v = xs_dict_get(req, "authorization")) && xs_startswith(v, "Bearer ")) {
|
|
xs *tokid = xs_replace_n(v, "Bearer ", "", 1);
|
|
xs *token = token_get(tokid);
|
|
|
|
if (token != NULL) {
|
|
const char *uid = xs_dict_get(token, "uid");
|
|
|
|
if (!xs_is_null(uid) && user_open(snac, uid)) {
|
|
logged_in = 1;
|
|
|
|
/* this counts as a 'login' */
|
|
lastlog_write(snac);
|
|
|
|
srv_debug(2, xs_fmt("mastoapi auth: valid token for user %s", uid));
|
|
}
|
|
else
|
|
srv_log(xs_fmt("mastoapi auth: corrupted token %s", tokid));
|
|
}
|
|
else
|
|
srv_log(xs_fmt("mastoapi auth: invalid token %s", tokid));
|
|
}
|
|
|
|
return logged_in;
|
|
}
|
|
|
|
|
|
int mastoapi_get_handler(const xs_dict *req, const char *q_path,
|
|
char **body, int *b_size, char **ctype)
|
|
{
|
|
if (!xs_startswith(q_path, "/api/v1/") && !xs_startswith(q_path, "/api/v2/"))
|
|
return 0;
|
|
|
|
srv_debug(1, xs_fmt("mastoapi_get_handler %s", q_path));
|
|
/* {
|
|
xs *j = xs_json_dumps_pp(req, 4);
|
|
printf("mastoapi get:\n%s\n", j);
|
|
}*/
|
|
|
|
int status = 404;
|
|
xs_dict *args = xs_dict_get(req, "q_vars");
|
|
xs *cmd = xs_replace_n(q_path, "/api", "", 1);
|
|
|
|
snac snac1 = {0};
|
|
int logged_in = process_auth_token(&snac1, req);
|
|
|
|
if (strcmp(cmd, "/v1/accounts/verify_credentials") == 0) {
|
|
if (logged_in) {
|
|
xs *acct = xs_dict_new();
|
|
|
|
acct = xs_dict_append(acct, "id", xs_dict_get(snac1.config, "uid"));
|
|
acct = xs_dict_append(acct, "username", xs_dict_get(snac1.config, "uid"));
|
|
acct = xs_dict_append(acct, "acct", xs_dict_get(snac1.config, "uid"));
|
|
acct = xs_dict_append(acct, "display_name", xs_dict_get(snac1.config, "name"));
|
|
acct = xs_dict_append(acct, "created_at", xs_dict_get(snac1.config, "published"));
|
|
acct = xs_dict_append(acct, "note", xs_dict_get(snac1.config, "bio"));
|
|
acct = xs_dict_append(acct, "url", snac1.actor);
|
|
acct = xs_dict_append(acct, "header", "");
|
|
|
|
xs *avatar = NULL;
|
|
char *av = xs_dict_get(snac1.config, "avatar");
|
|
|
|
if (xs_is_null(av) || *av == '\0')
|
|
avatar = xs_fmt("%s/susie.png", srv_baseurl);
|
|
else
|
|
avatar = xs_dup(av);
|
|
|
|
acct = xs_dict_append(acct, "avatar", avatar);
|
|
|
|
*body = xs_json_dumps_pp(acct, 4);
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else {
|
|
status = 422; // "Unprocessable entity" (no login)
|
|
}
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/accounts/relationships") == 0) {
|
|
/* find if an account is followed, blocked, etc. */
|
|
/* the account to get relationships about is in args "id[]" */
|
|
|
|
if (logged_in) {
|
|
xs *res = xs_list_new();
|
|
const char *md5 = xs_dict_get(args, "id[]");
|
|
|
|
if (!xs_is_null(md5)) {
|
|
xs *rel = mastoapi_relationship(&snac1, md5);
|
|
|
|
if (rel != NULL)
|
|
res = xs_list_append(res, rel);
|
|
}
|
|
|
|
*body = xs_json_dumps_pp(res, 4);
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
status = 422;
|
|
}
|
|
else
|
|
if (xs_startswith(cmd, "/v1/accounts/")) {
|
|
/* account-related information */
|
|
xs *l = xs_split(cmd, "/");
|
|
const char *uid = xs_list_get(l, 3);
|
|
const char *opt = xs_list_get(l, 4);
|
|
|
|
if (uid != NULL) {
|
|
snac snac2;
|
|
xs *out = NULL;
|
|
xs *actor = NULL;
|
|
|
|
/* is it a local user? */
|
|
if (user_open(&snac2, uid) || user_open_by_md5(&snac2, uid)) {
|
|
if (opt == NULL) {
|
|
/* account information */
|
|
actor = msg_actor(&snac2);
|
|
out = mastoapi_account(actor);
|
|
}
|
|
else
|
|
if (strcmp(opt, "statuses") == 0) {
|
|
/* the public list of posts of a user */
|
|
xs *timeline = timeline_simple_list(&snac2, "public", 0, 256);
|
|
xs_list *p = timeline;
|
|
xs_str *v;
|
|
|
|
out = xs_list_new();
|
|
|
|
while (xs_list_iter(&p, &v)) {
|
|
xs *msg = NULL;
|
|
|
|
if (valid_status(timeline_get_by_md5(&snac2, v, &msg))) {
|
|
/* add only posts by the author */
|
|
if (strcmp(xs_dict_get(msg, "type"), "Note") == 0 &&
|
|
xs_startswith(xs_dict_get(msg, "id"), snac2.actor)) {
|
|
xs *st = mastoapi_status(&snac2, msg);
|
|
|
|
out = xs_list_append(out, st);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
user_free(&snac2);
|
|
}
|
|
else {
|
|
/* try the uid as the md5 of a possibly loaded actor */
|
|
if (logged_in && valid_status(object_get_by_md5(uid, &actor))) {
|
|
if (opt == NULL) {
|
|
/* account information */
|
|
out = mastoapi_account(actor);
|
|
}
|
|
else
|
|
if (strcmp(opt, "statuses") == 0) {
|
|
/* we don't serve statuses of others; return the empty list */
|
|
out = xs_list_new();
|
|
}
|
|
}
|
|
}
|
|
|
|
if (out != NULL) {
|
|
*body = xs_json_dumps_pp(out, 4);
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/timelines/home") == 0) {
|
|
/* the private timeline */
|
|
if (logged_in) {
|
|
const char *max_id = xs_dict_get(args, "max_id");
|
|
const char *since_id = xs_dict_get(args, "since_id");
|
|
const char *min_id = xs_dict_get(args, "min_id");
|
|
const char *limit_s = xs_dict_get(args, "limit");
|
|
int limit = 0;
|
|
int cnt = 0;
|
|
|
|
if (!xs_is_null(limit_s))
|
|
limit = atoi(limit_s);
|
|
|
|
if (limit == 0)
|
|
limit = 20;
|
|
|
|
xs *timeline = timeline_simple_list(&snac1, "private", 0, 256);
|
|
|
|
xs *out = xs_list_new();
|
|
xs_list *p = timeline;
|
|
xs_str *v;
|
|
|
|
while (xs_list_iter(&p, &v) && cnt < limit) {
|
|
xs *msg = NULL;
|
|
|
|
/* only return entries older that max_id */
|
|
if (max_id) {
|
|
if (strcmp(v, max_id) == 0)
|
|
max_id = NULL;
|
|
|
|
continue;
|
|
}
|
|
|
|
/* only returns entries newer than since_id */
|
|
if (since_id) {
|
|
if (strcmp(v, since_id) == 0)
|
|
break;
|
|
}
|
|
|
|
/* only returns entries newer than min_id */
|
|
/* what does really "Return results immediately newer than ID" mean? */
|
|
if (min_id) {
|
|
if (strcmp(v, min_id) == 0)
|
|
break;
|
|
}
|
|
|
|
/* get the entry */
|
|
if (!valid_status(timeline_get_by_md5(&snac1, v, &msg)))
|
|
continue;
|
|
|
|
/* discard non-Notes */
|
|
if (strcmp(xs_dict_get(msg, "type"), "Note") != 0)
|
|
continue;
|
|
|
|
/* discard notes from muted morons */
|
|
if (is_muted(&snac1, xs_dict_get(msg, "attributedTo")))
|
|
continue;
|
|
|
|
/* discard hidden notes */
|
|
if (is_hidden(&snac1, xs_dict_get(msg, "id")))
|
|
continue;
|
|
|
|
/* convert the Note into a Mastodon status */
|
|
xs *st = mastoapi_status(&snac1, msg);
|
|
|
|
if (st != NULL)
|
|
out = xs_list_append(out, st);
|
|
|
|
cnt++;
|
|
}
|
|
|
|
*body = xs_json_dumps_pp(out, 4);
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
|
|
srv_debug(2, xs_fmt("mastoapi timeline: returned %d entries", xs_list_len(out)));
|
|
}
|
|
else {
|
|
status = 401; // unauthorized
|
|
}
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/timelines/public") == 0) {
|
|
/* the instance public timeline (public timelines for all users) */
|
|
|
|
/* NOTE: this api call needs no authorization; but,
|
|
I need a logged-in user in mastoapi_status() for
|
|
is_msg_public() and the liked/boosted flags,
|
|
so it will silently fail for pure public access */
|
|
|
|
const char *limit_s = xs_dict_get(args, "limit");
|
|
int limit = 0;
|
|
int cnt = 0;
|
|
|
|
if (!xs_is_null(limit_s))
|
|
limit = atoi(limit_s);
|
|
|
|
if (limit == 0)
|
|
limit = 20;
|
|
|
|
xs *timeline = timeline_instance_list(0, limit);
|
|
xs *out = xs_list_new();
|
|
xs_list *p = timeline;
|
|
xs_str *md5;
|
|
|
|
while (logged_in && xs_list_iter(&p, &md5) && cnt < limit) {
|
|
xs *msg = NULL;
|
|
|
|
/* get the entry */
|
|
if (!valid_status(object_get_by_md5(md5, &msg)))
|
|
continue;
|
|
|
|
/* discard non-Notes */
|
|
if (strcmp(xs_dict_get(msg, "type"), "Note") != 0)
|
|
continue;
|
|
|
|
/* convert the Note into a Mastodon status */
|
|
xs *st = mastoapi_status(&snac1, msg);
|
|
|
|
if (st != NULL) {
|
|
out = xs_list_append(out, st);
|
|
cnt++;
|
|
}
|
|
}
|
|
|
|
*body = xs_json_dumps_pp(out, 4);
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/conversations") == 0) {
|
|
/* TBD */
|
|
*body = xs_dup("[]");
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/notifications") == 0) {
|
|
if (logged_in) {
|
|
xs *l = notify_list(&snac1, 0);
|
|
xs *out = xs_list_new();
|
|
xs_list *p = l;
|
|
xs_dict *v;
|
|
|
|
while (xs_list_iter(&p, &v)) {
|
|
xs *noti = notify_get(&snac1, v);
|
|
|
|
if (noti == NULL)
|
|
continue;
|
|
|
|
const char *type = xs_dict_get(noti, "type");
|
|
const char *objid = xs_dict_get(noti, "objid");
|
|
xs *actor = NULL;
|
|
xs *entry = NULL;
|
|
|
|
if (!valid_status(actor_get(&snac1, xs_dict_get(noti, "actor"), &actor)))
|
|
continue;
|
|
|
|
if (objid != NULL && !valid_status(object_get(objid, &entry)))
|
|
continue;
|
|
|
|
if (is_hidden(&snac1, objid))
|
|
continue;
|
|
|
|
/* convert the type */
|
|
if (strcmp(type, "Like") == 0)
|
|
type = "favourite";
|
|
else
|
|
if (strcmp(type, "Announce") == 0)
|
|
type = "reblog";
|
|
else
|
|
if (strcmp(type, "Follow") == 0)
|
|
type = "follow";
|
|
else
|
|
if (strcmp(type, "Create") == 0)
|
|
type = "mention";
|
|
else
|
|
continue;
|
|
|
|
xs *mn = xs_dict_new();
|
|
|
|
mn = xs_dict_append(mn, "type", type);
|
|
|
|
xs *id = xs_replace(xs_dict_get(noti, "id"), ".", "");
|
|
mn = xs_dict_append(mn, "id", id);
|
|
|
|
mn = xs_dict_append(mn, "created_at", xs_dict_get(noti, "date"));
|
|
|
|
xs *acct = mastoapi_account(actor);
|
|
mn = xs_dict_append(mn, "account", acct);
|
|
|
|
if (strcmp(type, "follow") != 0 && !xs_is_null(objid)) {
|
|
xs *st = mastoapi_status(&snac1, entry);
|
|
mn = xs_dict_append(mn, "status", st);
|
|
}
|
|
|
|
out = xs_list_append(out, mn);
|
|
}
|
|
|
|
*body = xs_json_dumps_pp(out, 4);
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
status = 401;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/filters") == 0) {
|
|
/* snac will never have filters */
|
|
*body = xs_dup("[]");
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/favourites") == 0) {
|
|
/* snac will never support a list of favourites */
|
|
*body = xs_dup("[]");
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/bookmarks") == 0) {
|
|
/* snac does not support bookmarks */
|
|
*body = xs_dup("[]");
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/lists") == 0) {
|
|
/* snac does not support lists */
|
|
*body = xs_dup("[]");
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/scheduled_statuses") == 0) {
|
|
/* snac does not scheduled notes */
|
|
*body = xs_dup("[]");
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/follow_requests") == 0) {
|
|
/* snac does not support optional follow confirmations */
|
|
*body = xs_dup("[]");
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/announcements") == 0) {
|
|
/* snac has no announcements (yet?) */
|
|
*body = xs_dup("[]");
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/custom_emojis") == 0) {
|
|
/* are you kidding me? */
|
|
*body = xs_dup("[]");
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/instance") == 0) {
|
|
/* returns an instance object */
|
|
xs *ins = xs_dict_new();
|
|
const char *host = xs_dict_get(srv_config, "host");
|
|
|
|
ins = xs_dict_append(ins, "uri", host);
|
|
ins = xs_dict_append(ins, "domain", host);
|
|
ins = xs_dict_append(ins, "title", host);
|
|
ins = xs_dict_append(ins, "version", "4.0.0 (not true; really " USER_AGENT ")");
|
|
ins = xs_dict_append(ins, "source_url", WHAT_IS_SNAC_URL);
|
|
ins = xs_dict_append(ins, "description", host);
|
|
|
|
ins = xs_dict_append(ins, "short_description", host);
|
|
|
|
xs *susie = xs_fmt("%s/susie.png", srv_baseurl);
|
|
ins = xs_dict_append(ins, "thumbnail", susie);
|
|
|
|
const char *v = xs_dict_get(srv_config, "admin_email");
|
|
if (xs_is_null(v) || *v == '\0')
|
|
v = "admin@localhost";
|
|
|
|
ins = xs_dict_append(ins, "email", v);
|
|
|
|
xs *l1 = xs_list_new();
|
|
ins = xs_dict_append(ins, "rules", l1);
|
|
|
|
l1 = xs_list_append(l1, "en");
|
|
ins = xs_dict_append(ins, "languages", l1);
|
|
|
|
xs *d1 = xs_dict_new();
|
|
ins = xs_dict_append(ins, "urls", d1);
|
|
|
|
xs *z = xs_number_new(0);
|
|
d1 = xs_dict_append(d1, "user_count", z);
|
|
d1 = xs_dict_append(d1, "status_count", z);
|
|
d1 = xs_dict_append(d1, "domain_count", z);
|
|
ins = xs_dict_append(ins, "stats", d1);
|
|
|
|
xs *f = xs_val_new(XSTYPE_FALSE);
|
|
ins = xs_dict_append(ins, "registrations", f);
|
|
ins = xs_dict_append(ins, "approval_required", f);
|
|
ins = xs_dict_append(ins, "invites_enabled", f);
|
|
|
|
xs *cfg = xs_dict_new();
|
|
|
|
{
|
|
xs *d11 = xs_dict_new();
|
|
xs *mc = xs_number_new(100000);
|
|
xs *mm = xs_number_new(8);
|
|
xs *cr = xs_number_new(32);
|
|
|
|
d11 = xs_dict_append(d11, "max_characters", mc);
|
|
d11 = xs_dict_append(d11, "max_media_attachments", mm);
|
|
d11 = xs_dict_append(d11, "characters_reserved_per_url", cr);
|
|
|
|
cfg = xs_dict_append(cfg, "statuses", d11);
|
|
}
|
|
|
|
{
|
|
xs *d11 = xs_dict_new();
|
|
xs *mt = xs_list_new();
|
|
|
|
mt = xs_list_append(mt, "image/jpeg");
|
|
mt = xs_list_append(mt, "image/png");
|
|
mt = xs_list_append(mt, "image/gif");
|
|
|
|
d11 = xs_dict_append(d11, "supported_mime_types", mt);
|
|
|
|
d11 = xs_dict_append(d11, "image_size_limit", z);
|
|
d11 = xs_dict_append(d11, "image_matrix_limit", z);
|
|
d11 = xs_dict_append(d11, "video_size_limit", z);
|
|
d11 = xs_dict_append(d11, "video_matrix_limit", z);
|
|
d11 = xs_dict_append(d11, "video_frame_rate_limit", z);
|
|
|
|
cfg = xs_dict_append(cfg, "media_attachments", d11);
|
|
}
|
|
|
|
ins = xs_dict_append(ins, "configuration", cfg);
|
|
|
|
*body = xs_json_dumps_pp(ins, 4);
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
if (xs_startswith(cmd, "/v1/statuses/")) {
|
|
/* information about a status */
|
|
xs *l = xs_split(cmd, "/");
|
|
const char *id = xs_list_get(l, 3);
|
|
const char *op = xs_list_get(l, 4);
|
|
|
|
if (!xs_is_null(id)) {
|
|
xs *msg = NULL;
|
|
xs *out = NULL;
|
|
|
|
/* skip the 'fake' part of the id */
|
|
id = MID_TO_MD5(id);
|
|
|
|
if (valid_status(object_get_by_md5(id, &msg))) {
|
|
if (op == NULL) {
|
|
if (!is_muted(&snac1, xs_dict_get(msg, "attributedTo"))) {
|
|
/* return the status itself */
|
|
out = mastoapi_status(&snac1, msg);
|
|
}
|
|
}
|
|
else
|
|
if (strcmp(op, "context") == 0) {
|
|
/* return ancestors and children */
|
|
xs *anc = xs_list_new();
|
|
xs *des = xs_list_new();
|
|
xs_list *p;
|
|
xs_str *v;
|
|
char pid[64];
|
|
|
|
/* build the [grand]parent list, moving up */
|
|
strncpy(pid, id, sizeof(pid));
|
|
|
|
while (object_parent(pid, pid, sizeof(pid))) {
|
|
xs *m2 = NULL;
|
|
|
|
if (valid_status(timeline_get_by_md5(&snac1, pid, &m2))) {
|
|
xs *st = mastoapi_status(&snac1, m2);
|
|
anc = xs_list_insert(anc, 0, st);
|
|
}
|
|
else
|
|
break;
|
|
}
|
|
|
|
/* build the children list */
|
|
xs *children = object_children(xs_dict_get(msg, "id"));
|
|
p = children;
|
|
|
|
while (xs_list_iter(&p, &v)) {
|
|
xs *m2 = NULL;
|
|
|
|
if (valid_status(timeline_get_by_md5(&snac1, v, &m2))) {
|
|
xs *st = mastoapi_status(&snac1, m2);
|
|
des = xs_list_append(des, st);
|
|
}
|
|
}
|
|
|
|
out = xs_dict_new();
|
|
out = xs_dict_append(out, "ancestors", anc);
|
|
out = xs_dict_append(out, "descendants", des);
|
|
}
|
|
else
|
|
if (strcmp(op, "reblogged_by") == 0 ||
|
|
strcmp(op, "favourited_by") == 0) {
|
|
/* return the list of people who liked or boosted this */
|
|
out = xs_list_new();
|
|
|
|
xs *l = NULL;
|
|
|
|
if (op[0] == 'r')
|
|
l = object_announces(xs_dict_get(msg, "id"));
|
|
else
|
|
l = object_likes(xs_dict_get(msg, "id"));
|
|
|
|
xs_list *p = l;
|
|
xs_str *v;
|
|
|
|
while (xs_list_iter(&p, &v)) {
|
|
xs *actor2 = NULL;
|
|
|
|
if (valid_status(object_get_by_md5(v, &actor2))) {
|
|
xs *acct2 = mastoapi_account(actor2);
|
|
|
|
out = xs_list_append(out, acct2);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
srv_debug(1, xs_fmt("mastoapi status: bad id %s", id));
|
|
|
|
if (out != NULL) {
|
|
*body = xs_json_dumps_pp(out, 4);
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/filters") == 0) {
|
|
*body = xs_dup("[]");
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/preferences") == 0) {
|
|
*body = xs_dup("{}");
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/markers") == 0) {
|
|
*body = xs_dup("{}");
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/followed_tags") == 0) {
|
|
*body = xs_dup("[]");
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v2/search") == 0) {
|
|
const char *q = xs_dict_get(args, "q");
|
|
const char *type = xs_dict_get(args, "type");
|
|
const char *offset = xs_dict_get(args, "offset");
|
|
|
|
xs *acl = xs_list_new();
|
|
xs *stl = xs_list_new();
|
|
xs *htl = xs_list_new();
|
|
xs *res = xs_dict_new();
|
|
|
|
if (xs_is_null(offset) || strcmp(offset, "0") == 0) {
|
|
/* reply something only for offset 0; otherwise,
|
|
apps like Tusky keep asking again and again */
|
|
|
|
if (!xs_is_null(q) && !xs_is_null(type) && strcmp(type, "accounts") == 0) {
|
|
/* do a webfinger query */
|
|
char *actor = NULL;
|
|
char *user = NULL;
|
|
|
|
if (valid_status(webfinger_request(q, &actor, &user))) {
|
|
xs *actor_o = NULL;
|
|
|
|
if (valid_status(actor_request(&snac1, actor, &actor_o))) {
|
|
xs *acct = mastoapi_account(actor_o);
|
|
|
|
acl = xs_list_append(acl, acct);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
res = xs_dict_append(res, "accounts", acl);
|
|
res = xs_dict_append(res, "statuses", stl);
|
|
res = xs_dict_append(res, "hashtags", htl);
|
|
|
|
*body = xs_json_dumps_pp(res, 4);
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
|
|
/* user cleanup */
|
|
if (logged_in)
|
|
user_free(&snac1);
|
|
|
|
return status;
|
|
}
|
|
|
|
|
|
int mastoapi_post_handler(const xs_dict *req, const char *q_path,
|
|
const char *payload, int p_size,
|
|
char **body, int *b_size, char **ctype)
|
|
{
|
|
if (!xs_startswith(q_path, "/api/v1/") && !xs_startswith(q_path, "/api/v2/"))
|
|
return 0;
|
|
|
|
srv_debug(1, xs_fmt("mastoapi_post_handler %s", q_path));
|
|
/* {
|
|
xs *j = xs_json_dumps_pp(req, 4);
|
|
printf("mastoapi post:\n%s\n", j);
|
|
}*/
|
|
|
|
int status = 404;
|
|
xs *args = NULL;
|
|
char *i_ctype = xs_dict_get(req, "content-type");
|
|
|
|
if (i_ctype && xs_startswith(i_ctype, "application/json"))
|
|
args = xs_json_loads(payload);
|
|
else
|
|
args = xs_dup(xs_dict_get(req, "p_vars"));
|
|
|
|
if (args == NULL)
|
|
return 400;
|
|
|
|
/* {
|
|
xs *j = xs_json_dumps_pp(args, 4);
|
|
printf("%s\n", j);
|
|
}*/
|
|
|
|
xs *cmd = xs_replace_n(q_path, "/api", "", 1);
|
|
|
|
snac snac = {0};
|
|
int logged_in = process_auth_token(&snac, req);
|
|
|
|
if (strcmp(cmd, "/v1/apps") == 0) {
|
|
const char *name = xs_dict_get(args, "client_name");
|
|
const char *ruri = xs_dict_get(args, "redirect_uris");
|
|
const char *scope = xs_dict_get(args, "scope");
|
|
|
|
if (xs_type(ruri) == XSTYPE_LIST)
|
|
ruri = xs_dict_get(ruri, 0);
|
|
|
|
if (name && ruri) {
|
|
xs *app = xs_dict_new();
|
|
xs *id = xs_replace_i(tid(0), ".", "");
|
|
xs *csec = random_str();
|
|
xs *vkey = random_str();
|
|
xs *cid = NULL;
|
|
|
|
/* pick a non-existent random cid */
|
|
for (;;) {
|
|
cid = random_str();
|
|
xs *p_app = app_get(cid);
|
|
|
|
if (p_app == NULL)
|
|
break;
|
|
|
|
xs_free(cid);
|
|
}
|
|
|
|
app = xs_dict_append(app, "name", name);
|
|
app = xs_dict_append(app, "redirect_uri", ruri);
|
|
app = xs_dict_append(app, "client_id", cid);
|
|
app = xs_dict_append(app, "client_secret", csec);
|
|
app = xs_dict_append(app, "vapid_key", vkey);
|
|
app = xs_dict_append(app, "id", id);
|
|
|
|
*body = xs_json_dumps_pp(app, 4);
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
|
|
app = xs_dict_append(app, "code", "");
|
|
|
|
if (scope)
|
|
app = xs_dict_append(app, "scope", scope);
|
|
|
|
app_add(cid, app);
|
|
|
|
srv_debug(0, xs_fmt("mastoapi apps: new app %s", cid));
|
|
}
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/statuses") == 0) {
|
|
if (logged_in) {
|
|
/* post a new Note */
|
|
/* {
|
|
xs *j = xs_json_dumps_pp(args, 4);
|
|
printf("%s\n", j);
|
|
}*/
|
|
const char *content = xs_dict_get(args, "status");
|
|
const char *mid = xs_dict_get(args, "in_reply_to_id");
|
|
const char *visibility = xs_dict_get(args, "visibility");
|
|
const char *summary = xs_dict_get(args, "spoiler_text");
|
|
const char *media_ids = xs_dict_get(args, "media_ids");
|
|
|
|
if (xs_is_null(media_ids))
|
|
media_ids = xs_dict_get(args, "media_ids[]");
|
|
|
|
if (xs_is_null(visibility))
|
|
visibility = "public";
|
|
|
|
xs *attach_list = xs_list_new();
|
|
xs *irt = NULL;
|
|
|
|
/* is it a reply? */
|
|
if (mid != NULL) {
|
|
xs *r_msg = NULL;
|
|
const char *md5 = MID_TO_MD5(mid);
|
|
|
|
if (valid_status(object_get_by_md5(md5, &r_msg)))
|
|
irt = xs_dup(xs_dict_get(r_msg, "id"));
|
|
}
|
|
|
|
/* does it have attachments? */
|
|
if (!xs_is_null(media_ids)) {
|
|
xs *mi = NULL;
|
|
|
|
if (xs_type(media_ids) == XSTYPE_LIST)
|
|
mi = xs_dup(media_ids);
|
|
else {
|
|
mi = xs_list_new();
|
|
mi = xs_list_append(mi, media_ids);
|
|
}
|
|
|
|
xs_list *p = mi;
|
|
xs_str *v;
|
|
|
|
while (xs_list_iter(&p, &v)) {
|
|
xs *l = xs_list_new();
|
|
xs *url = xs_fmt("%s/s/%s", snac.actor, v);
|
|
xs *desc = static_get_meta(&snac, v);
|
|
|
|
l = xs_list_append(l, url);
|
|
l = xs_list_append(l, desc);
|
|
|
|
attach_list = xs_list_append(attach_list, l);
|
|
}
|
|
}
|
|
|
|
/* prepare the message */
|
|
xs *msg = msg_note(&snac, content, NULL, irt, attach_list,
|
|
strcmp(visibility, "public") == 0 ? 0 : 1);
|
|
|
|
if (!xs_is_null(summary) && *summary) {
|
|
xs *t = xs_val_new(XSTYPE_TRUE);
|
|
msg = xs_dict_set(msg, "sensitive", t);
|
|
msg = xs_dict_set(msg, "summary", summary);
|
|
}
|
|
|
|
/* store */
|
|
timeline_add(&snac, xs_dict_get(msg, "id"), msg);
|
|
|
|
/* 'Create' message */
|
|
xs *c_msg = msg_create(&snac, msg);
|
|
enqueue_message(&snac, c_msg);
|
|
|
|
timeline_touch(&snac);
|
|
|
|
/* convert to a mastodon status as a response code */
|
|
xs *st = mastoapi_status(&snac, msg);
|
|
|
|
*body = xs_json_dumps_pp(st, 4);
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
status = 401;
|
|
}
|
|
else
|
|
if (xs_startswith(cmd, "/v1/statuses")) {
|
|
if (logged_in) {
|
|
/* operations on a status */
|
|
xs *l = xs_split(cmd, "/");
|
|
const char *mid = xs_list_get(l, 3);
|
|
const char *op = xs_list_get(l, 4);
|
|
|
|
if (!xs_is_null(mid)) {
|
|
xs *msg = NULL;
|
|
xs *out = NULL;
|
|
|
|
/* skip the 'fake' part of the id */
|
|
mid = MID_TO_MD5(mid);
|
|
|
|
if (valid_status(timeline_get_by_md5(&snac, mid, &msg))) {
|
|
char *id = xs_dict_get(msg, "id");
|
|
|
|
if (op == NULL) {
|
|
/* no operation (?) */
|
|
}
|
|
else
|
|
if (strcmp(op, "favourite") == 0) {
|
|
xs *n_msg = msg_admiration(&snac, id, "Like");
|
|
|
|
if (n_msg != NULL) {
|
|
enqueue_message(&snac, n_msg);
|
|
timeline_admire(&snac, xs_dict_get(n_msg, "object"), snac.actor, 1);
|
|
|
|
out = mastoapi_status(&snac, msg);
|
|
}
|
|
}
|
|
else
|
|
if (strcmp(op, "unfavourite") == 0) {
|
|
/* partial support: as the original Like message
|
|
is not stored anywhere here, it's not possible
|
|
to send an Undo + Like; the only thing done here
|
|
is to delete the actor from the list of likes */
|
|
object_unadmire(id, snac.actor, 1);
|
|
}
|
|
else
|
|
if (strcmp(op, "reblog") == 0) {
|
|
xs *n_msg = msg_admiration(&snac, id, "Announce");
|
|
|
|
if (n_msg != NULL) {
|
|
enqueue_message(&snac, n_msg);
|
|
timeline_admire(&snac, xs_dict_get(n_msg, "object"), snac.actor, 0);
|
|
|
|
out = mastoapi_status(&snac, msg);
|
|
}
|
|
}
|
|
else
|
|
if (strcmp(op, "unreblog") == 0) {
|
|
/* partial support: see comment in 'unfavourite' */
|
|
object_unadmire(id, snac.actor, 0);
|
|
}
|
|
else
|
|
if (strcmp(op, "bookmark") == 0) {
|
|
/* snac does not support bookmarks */
|
|
}
|
|
else
|
|
if (strcmp(op, "unbookmark") == 0) {
|
|
/* snac does not support bookmarks */
|
|
}
|
|
else
|
|
if (strcmp(op, "pin") == 0) {
|
|
/* snac does not support pinning */
|
|
}
|
|
else
|
|
if (strcmp(op, "unpin") == 0) {
|
|
/* snac does not support pinning */
|
|
}
|
|
else
|
|
if (strcmp(op, "mute") == 0) {
|
|
/* Mastodon's mute is snac's hide */
|
|
}
|
|
else
|
|
if (strcmp(op, "unmute") == 0) {
|
|
/* Mastodon's unmute is snac's unhide */
|
|
}
|
|
}
|
|
|
|
if (out != NULL) {
|
|
*body = xs_json_dumps_pp(out, 4);
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
status = 401;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/notifications/clear") == 0) {
|
|
if (logged_in) {
|
|
notify_clear(&snac);
|
|
timeline_touch(&snac);
|
|
|
|
*body = xs_dup("{}");
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
status = 401;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/push/subscription") == 0) {
|
|
/* I don't know what I'm doing */
|
|
if (logged_in) {
|
|
char *v;
|
|
|
|
xs *wpush = xs_dict_new();
|
|
|
|
wpush = xs_dict_append(wpush, "id", "1");
|
|
|
|
v = xs_dict_get(args, "data");
|
|
v = xs_dict_get(v, "alerts");
|
|
wpush = xs_dict_append(wpush, "alerts", v);
|
|
|
|
v = xs_dict_get(args, "subscription");
|
|
v = xs_dict_get(v, "endpoint");
|
|
wpush = xs_dict_append(wpush, "endpoint", v);
|
|
|
|
xs *server_key = random_str();
|
|
wpush = xs_dict_append(wpush, "server_key", server_key);
|
|
|
|
*body = xs_json_dumps_pp(wpush, 4);
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
else
|
|
status = 401;
|
|
}
|
|
else
|
|
if (strcmp(cmd, "/v1/media") == 0 || strcmp(cmd, "/v2/media") == 0) {
|
|
if (logged_in) {
|
|
/* {
|
|
xs *j = xs_json_dumps_pp(args, 4);
|
|
printf("%s\n", j);
|
|
}*/
|
|
const xs_list *file = xs_dict_get(args, "file");
|
|
const char *desc = xs_dict_get(args, "description");
|
|
|
|
if (xs_is_null(desc))
|
|
desc = "";
|
|
|
|
status = 400;
|
|
|
|
if (xs_type(file) == XSTYPE_LIST) {
|
|
const char *fn = xs_list_get(file, 0);
|
|
|
|
if (*fn != '\0') {
|
|
char *ext = strrchr(fn, '.');
|
|
xs *hash = xs_md5_hex(fn, strlen(fn));
|
|
xs *id = xs_fmt("%s%s", hash, ext);
|
|
xs *url = xs_fmt("%s/s/%s", snac.actor, id);
|
|
int fo = xs_number_get(xs_list_get(file, 1));
|
|
int fs = xs_number_get(xs_list_get(file, 2));
|
|
|
|
/* store */
|
|
static_put(&snac, id, payload + fo, fs);
|
|
static_put_meta(&snac, id, desc);
|
|
|
|
/* prepare a response */
|
|
xs *rsp = xs_dict_new();
|
|
|
|
rsp = xs_dict_append(rsp, "id", id);
|
|
rsp = xs_dict_append(rsp, "type", "image");
|
|
rsp = xs_dict_append(rsp, "url", url);
|
|
rsp = xs_dict_append(rsp, "preview_url", url);
|
|
rsp = xs_dict_append(rsp, "remote_url", url);
|
|
rsp = xs_dict_append(rsp, "description", desc);
|
|
|
|
*body = xs_json_dumps_pp(rsp, 4);
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
status = 401;
|
|
}
|
|
else
|
|
if (xs_startswith(cmd, "/v1/accounts")) {
|
|
if (logged_in) {
|
|
/* account-related information */
|
|
xs *l = xs_split(cmd, "/");
|
|
const char *md5 = xs_list_get(l, 3);
|
|
const char *opt = xs_list_get(l, 4);
|
|
xs *rsp = NULL;
|
|
|
|
if (!xs_is_null(md5) && *md5) {
|
|
xs *actor_o = NULL;
|
|
|
|
if (xs_is_null(opt)) {
|
|
/* ? */
|
|
}
|
|
else
|
|
if (strcmp(opt, "follow") == 0) {
|
|
if (valid_status(object_get_by_md5(md5, &actor_o))) {
|
|
const char *actor = xs_dict_get(actor_o, "id");
|
|
|
|
xs *msg = msg_follow(&snac, actor);
|
|
|
|
if (msg != NULL) {
|
|
/* reload the actor from the message, in may be different */
|
|
actor = xs_dict_get(msg, "object");
|
|
|
|
following_add(&snac, actor, msg);
|
|
|
|
enqueue_output_by_actor(&snac, msg, actor, 0);
|
|
|
|
rsp = mastoapi_relationship(&snac, md5);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
if (strcmp(opt, "unfollow") == 0) {
|
|
if (valid_status(object_get_by_md5(md5, &actor_o))) {
|
|
const char *actor = xs_dict_get(actor_o, "id");
|
|
|
|
/* get the following object */
|
|
xs *object = NULL;
|
|
|
|
if (valid_status(following_get(&snac, actor, &object))) {
|
|
xs *msg = msg_undo(&snac, xs_dict_get(object, "object"));
|
|
|
|
following_del(&snac, actor);
|
|
|
|
enqueue_output_by_actor(&snac, msg, actor, 0);
|
|
|
|
rsp = mastoapi_relationship(&snac, md5);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (rsp != NULL) {
|
|
*body = xs_json_dumps_pp(rsp, 4);
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
}
|
|
else
|
|
status = 401;
|
|
}
|
|
|
|
/* user cleanup */
|
|
if (logged_in)
|
|
user_free(&snac);
|
|
|
|
return status;
|
|
}
|
|
|
|
|
|
int mastoapi_put_handler(const xs_dict *req, const char *q_path,
|
|
const char *payload, int p_size,
|
|
char **body, int *b_size, char **ctype)
|
|
{
|
|
if (!xs_startswith(q_path, "/api/v1/") && !xs_startswith(q_path, "/api/v2/"))
|
|
return 0;
|
|
|
|
srv_debug(1, xs_fmt("mastoapi_post_handler %s", q_path));
|
|
/* {
|
|
xs *j = xs_json_dumps_pp(req, 4);
|
|
printf("mastoapi put:\n%s\n", j);
|
|
}*/
|
|
|
|
int status = 404;
|
|
xs *args = NULL;
|
|
char *i_ctype = xs_dict_get(req, "content-type");
|
|
|
|
if (i_ctype && xs_startswith(i_ctype, "application/json"))
|
|
args = xs_json_loads(payload);
|
|
else
|
|
args = xs_dup(xs_dict_get(req, "p_vars"));
|
|
|
|
if (args == NULL)
|
|
return 400;
|
|
|
|
xs *cmd = xs_replace_n(q_path, "/api", "", 1);
|
|
|
|
snac snac = {0};
|
|
int logged_in = process_auth_token(&snac, req);
|
|
|
|
if (xs_startswith(cmd, "/v1/media") || xs_startswith(cmd, "/v2/media")) {
|
|
if (logged_in) {
|
|
xs *l = xs_split(cmd, "/");
|
|
const char *stid = xs_list_get(l, 3);
|
|
|
|
if (!xs_is_null(stid)) {
|
|
const char *desc = xs_dict_get(args, "description");
|
|
|
|
/* set the image metadata */
|
|
static_put_meta(&snac, stid, desc);
|
|
|
|
/* prepare a response */
|
|
xs *rsp = xs_dict_new();
|
|
xs *url = xs_fmt("%s/s/%s", snac.actor, stid);
|
|
|
|
rsp = xs_dict_append(rsp, "id", stid);
|
|
rsp = xs_dict_append(rsp, "type", "image");
|
|
rsp = xs_dict_append(rsp, "url", url);
|
|
rsp = xs_dict_append(rsp, "preview_url", url);
|
|
rsp = xs_dict_append(rsp, "remote_url", url);
|
|
rsp = xs_dict_append(rsp, "description", desc);
|
|
|
|
*body = xs_json_dumps_pp(rsp, 4);
|
|
*ctype = "application/json";
|
|
status = 200;
|
|
}
|
|
}
|
|
else
|
|
status = 401;
|
|
}
|
|
|
|
/* user cleanup */
|
|
if (logged_in)
|
|
user_free(&snac);
|
|
|
|
return status;
|
|
}
|
|
|
|
|
|
void mastoapi_purge(void)
|
|
{
|
|
xs *spec = xs_fmt("%s/app/" "*.json", srv_basedir);
|
|
xs *files = xs_glob(spec, 1, 0);
|
|
xs_list *p = files;
|
|
xs_str *v;
|
|
|
|
time_t mt = time(NULL) - 3600;
|
|
|
|
while (xs_list_iter(&p, &v)) {
|
|
xs *cid = xs_replace(v, ".json", "");
|
|
xs *fn = _app_fn(cid);
|
|
|
|
if (mtime(fn) < mt) {
|
|
/* get the app */
|
|
xs *app = app_get(cid);
|
|
|
|
if (app) {
|
|
/* old apps with no uid are incomplete cruft */
|
|
const char *uid = xs_dict_get(app, "uid");
|
|
|
|
if (xs_is_null(uid) || *uid == '\0') {
|
|
unlink(fn);
|
|
srv_debug(2, xs_fmt("purged %s", fn));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
#endif /* #ifndef NO_MASTODON_API */
|