[WIP] Start making (broken) /syncs
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This code is *really* ugly. And it also doesn't handle timelines.
This commit is contained in:
lda 2024-06-09 03:20:09 +02:00
parent 00311f58dc
commit 046a04e495
5 changed files with 270 additions and 0 deletions

View file

@ -86,6 +86,8 @@ RouterBuild(void)
R("/_matrix/client/v3/createRoom", RouteCreateRoom); R("/_matrix/client/v3/createRoom", RouteCreateRoom);
R("/_matrix/client/v3/sync", RouteSync);
R("/_matrix/client/v3/directory/room/(.*)", RouteAliasDirectory); R("/_matrix/client/v3/directory/room/(.*)", RouteAliasDirectory);
R("/_matrix/client/v3/rooms/(.*)/aliases", RouteRoomAliases); R("/_matrix/client/v3/rooms/(.*)/aliases", RouteRoomAliases);

148
src/Routes/RouteSync.c Normal file
View file

@ -0,0 +1,148 @@
/*
* Copyright (C) 2022-2024 Jordan Bancino <@jordan:bancino.net> with
* other valuable contributors. See CONTRIBUTORS.txt for the full list.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation files
* (the "Software"), to deal in the Software without restriction,
* including without limitation the rights to use, copy, modify, merge,
* publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include <Cytoplasm/HttpServer.h>
#include <Routes.h>
#include <Schema/SyncResponse.h>
#include <Cytoplasm/HashMap.h>
#include <Cytoplasm/Memory.h>
#include <Cytoplasm/Json.h>
#include <Cytoplasm/Str.h>
#include <User.h>
#include <Room.h>
#include <string.h>
#include <Schema/Filter.h>
ROUTE_IMPL(RouteSync, path, argp)
{
RouteArgs *args = argp;
Db *db = args->matrixArgs->db;
HashMap *params = NULL;
HashMap *response = NULL;
HashMap *rooms = NULL;
User *user = NULL;
char *token = NULL;
char *prevBatch = NULL;
char *nextBatch = NULL;
char *currBatch = NULL;
char *err;
if (HttpRequestMethodGet(args->context) != HTTP_GET)
{
err = "Unknown request method.";
HttpResponseStatus(args->context, HTTP_BAD_REQUEST);
response = MatrixErrorCreate(M_UNRECOGNIZED, err);
goto finish;
}
response = MatrixGetAccessToken(args->context, &token);
if (response)
{
goto finish;
}
user = UserAuthenticate(db, token);
if (!user)
{
HttpResponseStatus(args->context, HTTP_UNAUTHORIZED);
response = MatrixErrorCreate(M_UNKNOWN_TOKEN, NULL);
goto finish;
}
params = HttpRequestParams(args->context);
prevBatch = HashMapGet(params, "since");
if (!prevBatch)
{
nextBatch = UserInitSyncDiff(user);
UserFillSyncDiff(user, nextBatch);
}
currBatch = prevBatch ? prevBatch : nextBatch;
/* TODO: I only am manually parsing this because j2s does not support
* a hashmap of unknown keys pointing to a known type. */
response = HashMapCreate();
rooms = HashMapCreate();
/* invites */
{
Array *invites;
size_t i;
invites = UserGetInvites(user, currBatch);
for (i = 0; i < ArraySize(invites); i++)
{
char *roomId = ArrayGet(invites, i);
JsonSet(
rooms,
JsonValueObject(HashMapCreate()),
2, "invites", roomId
);
}
UserFreeList(invites);
}
/* Joins */
{
Array *joins;
size_t i;
joins = UserGetJoins(user, currBatch);
for (i = 0; i < ArraySize(joins); i++)
{
char *roomId = ArrayGet(joins, i);
HashMap *room = HashMapCreate();
/* TODO: Add history. */
JsonSet(
rooms,
JsonValueObject(room),
2, "join", roomId
);
}
UserFreeList(joins);
}
(void) path;
if (prevBatch)
{
UserDropSync(user, prevBatch);
nextBatch = UserInitSyncDiff(user);
}
HashMapSet(response, "next_batch", JsonValueString(nextBatch));
Free(nextBatch);
HashMapSet(response, "rooms", JsonValueObject(rooms));
finish:
UserUnlock(user);
return response;
}

View file

@ -1261,3 +1261,102 @@ UserDropSync(User *user, char *batch)
} }
DbDelete(user->db, 4, "users", user->name, "sync", batch); DbDelete(user->db, 4, "users", user->name, "sync", batch);
} }
Array *
UserGetInvites(User *user, char *batch)
{
DbRef *syncRef;
HashMap *data;
Array *keys;
size_t i;
if (!user || !batch)
{
return NULL;
}
syncRef = DbLock(user->db, 4, "users", user->name, "sync", batch);
if (!syncRef)
{
return NULL;
}
data = DbJson(syncRef);
keys = ArrayDuplicate(JsonValueAsArray(HashMapGet(data, "invites")));
for (i = 0; i < ArraySize(keys); i++)
{
char *str = JsonValueAsString(ArrayGet(keys, i));
ArraySet(keys, i, StrDuplicate(str));
}
DbUnlock(user->db, syncRef);
return keys;
}
void
UserFillSyncDiff(User *user, char *batch)
{
Array *joins;
size_t i;
DbRef *syncRef;
if (!user || !batch)
{
return;
}
joins = UserListJoins(user);
syncRef = DbLock(
user->db, 4, "users", user->name, "sync", batch
);
for (i = 0; i < ArraySize(joins); i++)
{
char *roomId = ArrayGet(joins, i);
HashMap *joinEntry;
HashMap *data = DbJson(syncRef);
HashMap *join = JsonValueAsObject(HashMapGet(data, "joins"));
joinEntry = HashMapCreate();
HashMapSet(joinEntry, "timeline", JsonValueArray(ArrayCreate()));
if (!HashMapGet(join, roomId))
{
JsonFree(HashMapSet(join, roomId, JsonValueObject(joinEntry)));
}
else
{
JsonFree(joinEntry);
}
}
UserFreeList(joins);
DbUnlock(user->db, syncRef);
}
Array *
UserGetJoins(User *user, char *batch)
{
DbRef *syncRef;
HashMap *data;
Array *keys;
size_t i;
if (!user || !batch)
{
return NULL;
}
syncRef = DbLock(user->db, 4, "users", user->name, "sync", batch);
if (!syncRef)
{
return NULL;
}
data = DbJson(syncRef);
keys = HashMapKeys(JsonValueAsObject(HashMapGet(data, "joins")));
for (i = 0; i < ArraySize(keys); i++)
{
char *str = ArrayGet(keys, i);
ArraySet(keys, i, StrDuplicate(str));
}
DbUnlock(user->db, syncRef);
return keys;
}

View file

@ -105,6 +105,7 @@ ROUTE(RouteSendEvent);
ROUTE(RouteJoinRoom); ROUTE(RouteJoinRoom);
ROUTE(RouteJoinedRooms); ROUTE(RouteJoinedRooms);
ROUTE(RouteJoinRoomAlias); ROUTE(RouteJoinRoomAlias);
ROUTE(RouteSync);
ROUTE(RouteAliasDirectory); ROUTE(RouteAliasDirectory);
ROUTE(RouteRoomAliases); ROUTE(RouteRoomAliases);

View file

@ -368,6 +368,11 @@ extern void UserIdFree(CommonID *);
*/ */
extern char * UserInitSyncDiff(User *); extern char * UserInitSyncDiff(User *);
/**
* Fills a sync table with initial sync information
*/
extern void UserFillSyncDiff(User *, char *);
/** /**
* Pushes an invite onto all sync diff tables. * Pushes an invite onto all sync diff tables.
*/ */
@ -383,6 +388,21 @@ extern void UserPushJoinSync(User *, char *);
*/ */
extern void UserPushEvent(User *, HashMap *); extern void UserPushEvent(User *, HashMap *);
/**
* Shows the invite list(as a room ID table) for an user
* and a specified diff table, to be freed by
* .Fn UserFreeList .
*/
extern Array * UserGetInvites(User *, char *);
/**
* Shows a list of rooms for an user and a specified diff
* table, to be freed by
* .Fn UserFreeList .
*/
extern Array * UserGetJoins(User *, char *);
/** /**
* Drops a sync diff, denoted by it's previous batch ID, if it * Drops a sync diff, denoted by it's previous batch ID, if it
* exists. * exists.