int data_size;
};
-struct subscribe_state {
- struct MHD_PostProcessor *pp;
- char username[33];
- char to[33];
-};
-
struct get_state {
struct blerg *b;
yajl_gen g;
free(bs);
}
-int POST_auth_iterator(void *cls, enum MHD_ValueKind kind, const char *key, const char *filename, const char *content_type, const char *transfer_encoding, const char *data, uint64_t off, size_t size) {
- struct auth_state *as = cls;
-
- if (strncmp(key, "username", 9) == 0) {
- if (size > 32) size = 32;
- memcpy(as->username, data, size);
- as->username[size] = 0;
- } else if (strncmp(key, "password", 9) == 0) {
- if (size > 32) size = 32;
- memcpy(as->password, data, size);
- as->password[size] = 0;
- }
-
- return MHD_YES;
-}
-
int POST_put_iterator(void *cls, enum MHD_ValueKind kind, const char *key, const char *filename, const char *content_type, const char *transfer_encoding, const char *data, uint64_t off, size_t size) {
struct put_state *ps = cls;
return MHD_YES;
}
-int POST_subscribe_iterator(void *cls, enum MHD_ValueKind kind, const char *key, const char *filename, const char *content_type, const char *transfer_encoding, const char *data, uint64_t off, size_t size) {
- struct subscribe_state *ss = cls;
+int process_put(struct MHD_Connection *connection, const char *method, const char *upload_data, size_t *upload_data_size, void **ptr) {
+ struct put_state *ps = (struct put_state *) *ptr;
+
+ if (ps == NULL) {
+ if (strcmp(method, MHD_HTTP_METHOD_POST) != 0)
+ return respond_405(connection);
+
+ *ptr = (void *) 1;
+
+ struct put_state *ps = malloc(sizeof(struct put_state));
+ ps->data = NULL;
+ ps->data_size = 0;
+ ps->pp = MHD_create_post_processor(connection, 16384, &POST_put_iterator, ps);
+ ps->username[0] = 0;
+ *ptr = ps;
+ return MHD_YES;
+ }
+
+ if (*upload_data_size) {
+ MHD_post_process(ps->pp, upload_data, *upload_data_size);
+ *upload_data_size = 0;
+ return MHD_YES;
+ }
+
+ return MHD_NO;
+}
+
+int process_and_check_put(struct MHD_Connection *connection, const char *method, const char *upload_data, size_t *upload_data_size, void **ptr) {
+ struct put_state *ps = (struct put_state *) *ptr;
+
+ if (process_put(connection, method, upload_data, upload_data_size, ptr) == MHD_YES)
+ return MHD_YES;
+
+ const char *given_token = MHD_lookup_connection_value(connection, MHD_COOKIE_KIND, "auth");
+ if (!auth_check_token(ps->username, given_token))
+ return respond_403(connection);
+
+ return MHD_NO;
+}
+
+int POST_auth_iterator(void *cls, enum MHD_ValueKind kind, const char *key, const char *filename, const char *content_type, const char *transfer_encoding, const char *data, uint64_t off, size_t size) {
+ struct auth_state *as = cls;
if (strncmp(key, "username", 9) == 0) {
if (size > 32) size = 32;
- memcpy(ss->username, data, size);
- ss->username[size] = 0;
- } else if (strncmp(key, "to", 3) == 0) {
+ memcpy(as->username, data, size);
+ as->username[size] = 0;
+ } else if (strncmp(key, "password", 9) == 0) {
if (size > 32) size = 32;
- memcpy(ss->to, data, size);
- ss->to[size] = 0;
+ memcpy(as->password, data, size);
+ as->password[size] = 0;
}
return MHD_YES;
}
+int process_auth(struct MHD_Connection *connection, const char *method, const char *upload_data, size_t *upload_data_size, void **ptr) {
+ struct auth_state *as = (struct auth_state *) *ptr;
+
+ if (as == NULL) {
+ if (strcmp(method, MHD_HTTP_METHOD_POST) != 0)
+ return respond_405(connection);
+
+ as = malloc(sizeof(struct auth_state));
+ as->username[0] = as->password[0] = 0;
+ as->pp = MHD_create_post_processor(connection, 1024, &POST_auth_iterator, as);
+ *ptr = as;
+ return MHD_YES;
+ }
+
+ if (*upload_data_size) {
+ MHD_post_process(as->pp, upload_data, *upload_data_size);
+ *upload_data_size = 0;
+ return MHD_YES;
+ }
+
+ return MHD_NO;
+}
+
+int process_and_check_auth(struct MHD_Connection *connection, const char *method, const char *upload_data, size_t *upload_data_size, void **ptr) {
+ struct auth_state *as = (struct auth_state *) *ptr;
+
+ if (process_auth(connection, method, upload_data, upload_data_size, ptr) == MHD_YES)
+ return MHD_YES;
+
+ const char *given_token = MHD_lookup_connection_value(connection, MHD_COOKIE_KIND, "auth");
+ if (!auth_check_token(as->username, given_token))
+ return respond_403(connection);
+
+ return MHD_NO;
+}
+
struct MHD_Response *create_response_for_range(struct blerg *b, uint64_t from, uint64_t to) {
struct MHD_Response *response;
struct get_state *gs = malloc(sizeof(struct get_state));
uint64_t record_count = blerg_get_record_count(b);
if (from > to || from >= record_count || to >= record_count || to - from > 99) {
- blerg_close(b);
free(gs);
return NULL;
}
return ret;
} else if (strncmp(url, "/put", 4) == 0) {
- struct put_state *ps = (struct put_state *) *ptr;
- if (*ptr == NULL) {
- if (strcmp(method, MHD_HTTP_METHOD_POST) != 0)
- return respond_405(connection);
-
- if (url[4] == '/')
- return respond_404(connection);
-
- *ptr = (void *) 1;
-
- struct put_state *ps = malloc(sizeof(struct put_state));
- ps->data = NULL;
- ps->data_size = 0;
- ps->pp = MHD_create_post_processor(connection, 16384, &POST_put_iterator, ps);
- ps->username[0] = 0;
- *ptr = ps;
- return MHD_YES;
- }
+ if (url[4] == '/')
+ return respond_404(connection);
- if (*upload_data_size) {
- MHD_post_process(ps->pp, upload_data, *upload_data_size);
- *upload_data_size = 0;
+ ret = process_and_check_put(connection, method, upload_data, upload_data_size, ptr);
+ if (ret == MHD_YES)
return MHD_YES;
- }
- if (ps->data == NULL || ps->data_size == 0 || ps->username[0] == 0)
- return respond_JSON_Failure(connection);
+ struct put_state *ps = (struct put_state *) *ptr;
- const char *given_token = MHD_lookup_connection_value(connection, MHD_COOKIE_KIND, "auth");
- if (!auth_check_token(ps->username, given_token))
+ if (ps->data == NULL || ps->data_size == 0)
return respond_JSON_Failure(connection);
struct blerg *b = blerg_open(ps->username);
return ret;
} else if (strncmp(url, "/create", 8) == 0) {
- struct auth_state *as = (struct auth_state *) *ptr;
-
- if (as == NULL) {
- if (strcmp(method, MHD_HTTP_METHOD_POST) != 0)
- return respond_405(connection);
-
- struct auth_state *as = malloc(sizeof(struct auth_state));
- as->username[0] = as->password[0] = 0;
- as->pp = MHD_create_post_processor(connection, 1024, &POST_auth_iterator, as);
- *ptr = as;
+ ret = process_auth(connection, method, upload_data, upload_data_size, ptr);
+ if (ret == MHD_YES)
return MHD_YES;
- }
- if (*upload_data_size) {
- MHD_post_process(as->pp, upload_data, *upload_data_size);
- *upload_data_size = 0;
- return MHD_YES;
- }
+ struct auth_state *as = (struct auth_state *) *ptr;
if (as->username[0] == 0 || as->password[0] == 0)
return respond_JSON_Failure(connection);
return respond_JSON_Success(connection);
} else if (strncmp(url, "/login", 7) == 0) {
- struct auth_state *as = (struct auth_state *) *ptr;
-
- if (as == NULL) {
- if (strcmp(method, MHD_HTTP_METHOD_POST) != 0)
- return respond_405(connection);
-
- struct auth_state *as = malloc(sizeof(struct auth_state));
- as->username[0] = as->password[0] = 0;
- as->pp = MHD_create_post_processor(connection, 1024, &POST_auth_iterator, as);
- *ptr = as;
+ ret = process_auth(connection, method, upload_data, upload_data_size, ptr);
+ if (ret == MHD_YES)
return MHD_YES;
- }
- if (*upload_data_size) {
- MHD_post_process(as->pp, upload_data, *upload_data_size);
- *upload_data_size = 0;
- return MHD_YES;
- }
+ struct auth_state *as = (struct auth_state *) *ptr;
if (as->username[0] == 0 || as->password[0] == 0)
return respond_JSON_Failure(connection);
- if (!auth_login(as->username, as->password))
+ char *token = auth_login(as->username, as->password);
+ if (token == NULL)
return respond_JSON_Failure(connection);
response = MHD_create_response_from_data(strlen(JSON_SUCCESS), JSON_SUCCESS, MHD_NO, MHD_NO);
- char *token = auth_get_token(as->username);
data = malloc(512);
snprintf(data, 512, "auth=%s", token);
MHD_add_response_header(response, "Set-Cookie", data);
return ret;
} else if (strncmp(url, "/logout", 8) == 0) {
- struct auth_state *as = (struct auth_state *) *ptr;
-
- if (as == NULL) {
- if (strcmp(method, MHD_HTTP_METHOD_POST) != 0)
- return respond_405(connection);
-
- struct auth_state *as = malloc(sizeof(struct auth_state));
- as->username[0] = as->password[0] = 0;
- as->pp = MHD_create_post_processor(connection, 1024, &POST_auth_iterator, as);
- *ptr = as;
+ ret = process_and_check_auth(connection, method, upload_data, upload_data_size, ptr);
+ if (ret == MHD_YES)
return MHD_YES;
- }
- if (*upload_data_size) {
- MHD_post_process(as->pp, upload_data, *upload_data_size);
- *upload_data_size = 0;
- return MHD_YES;
- }
+ struct auth_state *as = (struct auth_state *) *ptr;
const char *given_token = MHD_lookup_connection_value(connection, MHD_COOKIE_KIND, "auth");
- if (auth_check_token(as->username, given_token)) {
- auth_logout(as->username);
- return respond_JSON_Success(connection);
- } else {
- return respond_JSON_Failure(connection);
- }
- } else if (strncmp(url, "/subscribe", 11) == 0 || strncmp(url, "/unsubscribe", 13) == 0) {
- struct subscribe_state *ss = (struct subscribe_state *) *ptr;
+ auth_logout(as->username, given_token);
+ return respond_JSON_Success(connection);
+ } else if (strncmp(url, "/subscribe", 10) == 0 || strncmp(url, "/unsubscribe", 12) == 0) {
+ ret = process_and_check_auth(connection, method, upload_data, upload_data_size, ptr);
+ if (ret == MHD_YES)
+ return MHD_YES;
- if (ss == NULL) {
- if (strcmp(method, MHD_HTTP_METHOD_POST) != 0)
- return respond_405(connection);
+ struct auth_state *as = (struct auth_state *) *ptr;
- struct subscribe_state *ss = malloc(sizeof(struct subscribe_state));
- ss->username[0] = ss->to[0] = 0;
- ss->pp = MHD_create_post_processor(connection, 1024, &POST_subscribe_iterator, ss);
- *ptr = ss;
- return MHD_YES;
- }
+ if (url[1] == 'u') {
+ if (url[12] != '/')
+ return respond_404(connection);
- if (*upload_data_size) {
- MHD_post_process(ss->pp, upload_data, *upload_data_size);
- *upload_data_size = 0;
- return MHD_YES;
- }
+ ret = parse_url_info(url + 13, &info);
+ if ((ret & URL_INFO_NAME) == 0)
+ return respond_404(connection);
- const char *given_token = MHD_lookup_connection_value(connection, MHD_COOKIE_KIND, "auth");
- if (auth_check_token(ss->username, given_token)) {
- if (url[1] == 'u') {
- subscription_remove(ss->username, ss->to);
- } else {
- subscription_add(ss->username, ss->to);
- }
- return respond_JSON_Success(connection);
+ subscription_remove(as->username, info.name);
} else {
- return respond_JSON_Failure(connection);
+ if (url[10] != '/')
+ return respond_404(connection);
+
+ ret = parse_url_info(url + 11, &info);
+ if ((ret & URL_INFO_NAME) == 0)
+ return respond_404(connection);
+
+ subscription_add(as->username, info.name);
}
+ return respond_JSON_Success(connection);
} else if (strncmp(url, "/feed", 6) == 0) {
+ ret = process_and_check_auth(connection, method, upload_data, upload_data_size, ptr);
+ if (ret == MHD_YES)
+ return MHD_YES;
+
struct auth_state *as = (struct auth_state *) *ptr;
- if (as == NULL) {
- if (strcmp(method, MHD_HTTP_METHOD_POST) != 0)
- return respond_405(connection);
+ int recs = 50;
+ struct blergref *feedlist = subscription_list(as->username, 0, &recs, -1);
- struct auth_state *as = malloc(sizeof(struct auth_state));
- as->username[0] = as->password[0] = 0;
- as->pp = MHD_create_post_processor(connection, 1024, &POST_auth_iterator, as);
- *ptr = as;
- return MHD_YES;
+ if (recs == 0) {
+ response = MHD_create_response_from_data(2, "[]", MHD_NO, MHD_NO);
+ } else {
+ response = create_blergref_response(feedlist, recs);
}
- if (*upload_data_size) {
- MHD_post_process(as->pp, upload_data, *upload_data_size);
- *upload_data_size = 0;
+ if (response == NULL)
+ return respond_JSON_Failure(connection);
+
+ ret = MHD_queue_response(connection, MHD_HTTP_OK, response);
+ MHD_destroy_response(response);
+
+ return ret;
+ } else if (strncmp(url, "/feedinfo", 9) == 0) {
+ ret = process_and_check_auth(connection, method, upload_data, upload_data_size, ptr);
+ if (ret == MHD_YES)
return MHD_YES;
- }
- const char *given_token = MHD_lookup_connection_value(connection, MHD_COOKIE_KIND, "auth");
- if (auth_check_token(as->username, given_token)) {
- int recs = 50;
- struct blergref *feedlist = subscription_list(as->username, 0, &recs, -1);
+ struct auth_state *as = (struct auth_state *) *ptr;
- if (recs == 0) {
- response = MHD_create_response_from_data(2, "[]", MHD_NO, MHD_NO);
- } else {
- response = create_blergref_response(feedlist, recs);
- }
+ if (url[9] != '/')
+ return respond_404(connection);
- if (response == NULL)
- return respond_JSON_Failure(connection);
+ ret = parse_url_info(url + 10, &info);
+ if ((ret & URL_INFO_NAME) == 0)
+ return respond_404(connection);
- ret = MHD_queue_response(connection, MHD_HTTP_OK, response);
- MHD_destroy_response(response);
+ yajl_gen g = yajl_gen_alloc(&yajl_c, NULL);
+ yajl_gen_map_open(g);
+ yajl_gen_string(g, "subscribed", 10);
+ yajl_gen_bool(g, is_subscribed(as->username, info.name));
+ yajl_gen_map_close(g);
- return ret;
- } else {
- return respond_JSON_Failure(connection);
- }
+ const unsigned char *ybuf;
+ yajl_gen_get_buf(g, &ybuf, &len);
+
+ response = MHD_create_response_from_data(len, (void *)ybuf, MHD_NO, MHD_YES);
+ ret = MHD_queue_response(connection, MHD_HTTP_OK, response);
+ MHD_destroy_response(response);
+
+ yajl_gen_free(g);
+ free(as);
+
+ return ret;
} else {
return respond_404(connection);
}