[ADD/WIP] Basic moderation

You now can ban people, yoohoo!

src/AS.c

@@ -118,6 +118,41 @@ ASPing(const ParseeConfig *conf)
     JsonFree(json);
 }
 void
+ASBan(const ParseeConfig *conf, char *id, char *banned)
+{
+    HttpClientContext *ctx = NULL;
+    HashMap *json = NULL;
+    char *path, *bridge;
+    if (!conf || !id || !banned)
+    {
+        return;
+    }
+
+    bridge = StrConcat(4, 
+        "@", conf->sender_localpart, 
+        ":", conf->homeserver_host
+    );
+    path = StrConcat(5, 
+        "/_matrix/client/v3/rooms/", id, "/ban",
+        "?user_id=", bridge
+    );
+    Free(bridge);
+
+    ctx = ParseeCreateRequest(
+        conf, 
+        HTTP_POST, path
+    );
+    Free(path);
+    json = HashMapCreate();
+    HashMapSet(json, "user_id", JsonValueString(banned));
+    HashMapSet(json, "reason", JsonValueString("Parsee felt jealous."));
+    ASAuthenticateRequest(conf, ctx);
+    ParseeSetRequestJSON(ctx, json);
+
+    HttpClientContextFree(ctx);
+    JsonFree(json);
+}
+void
 ASJoin(const ParseeConfig *conf, char *id, char *masquerade)
 {
     HttpClientContext *ctx = NULL;

src/MatrixEventHandler.c

@@ -4,6 +4,7 @@
 #include <Cytoplasm/Json.h>
 #include <Cytoplasm/Str.h>
 #include <Cytoplasm/Log.h>
+#include <string.h>
 
 #include <Matrix.h>
 #include <AS.h>
@@ -17,6 +18,7 @@ ParseeMemberHandler(ParseeData *data, HashMap *event)
     char *room_id = GrabString(event, 1, "room_id");
     char *sender = GrabString(event, 1, "sender");
     char *chat_id;
+    char *local = data->config->sender_localpart;
     const ParseeConfig *conf = data->config;
     
     if (StrEquals(membership, "invite") && ParseeIsPuppet(conf, state_key))
@@ -24,13 +26,14 @@ ParseeMemberHandler(ParseeData *data, HashMap *event)
         DbRef *ref;
         HashMap *json;
         char *jid;
+        bool bot = !strncmp(sender + 1, local, strlen(local));
         ASJoin(conf, room_id, state_key);
 
         jid = ParseeDecodeLocalJID(conf, state_key);
 
         ref = DbCreate(data->db, 3, "rooms", room_id, "data");
         json = DbJson(ref);
-        HashMapSet(json, "is_direct", JsonValueBoolean(true));
+        HashMapSet(json, "is_direct", JsonValueBoolean(!bot));
         HashMapSet(json, "xmpp_user", JsonValueString(jid));
         DbUnlock(data->db, ref);
 
@@ -59,6 +62,74 @@ ParseeMemberHandler(ParseeData *data, HashMap *event)
     }
 }
 static void
+ParseeBotHandler(ParseeData *data, HashMap *event)
+{
+    char *msgtype = GrabString(event, 2, "content", "msgtype");
+    char *body = GrabString(event, 2, "content", "body");
+    char *id = GrabString(event, 1, "room_id");
+    char *ev_id = GrabString(event, 1, "event_id");
+    char *sender = GrabString(event, 1, "sender");
+    char *profile = StrConcat(4,
+        "@", data->config->sender_localpart, 
+        ":", data->config->homeserver_host
+    );
+
+    if (StrEquals(msgtype, "m.notice"))
+    {
+        Free(profile);
+        return;
+    }
+
+    if (*body != '!')
+    {
+        /* All commands are to be marked with a ! */
+        Free(ASSend(
+            data->config, id, profile, 
+            "m.room.message",
+            MatrixCreateNotice("Please enter a valid command")
+        ));
+        Free(profile);
+        return;
+    }
+
+    /* TODO: Make an improvment. This is the bare minimum */
+    if (!StrEquals(sender, data->config->matrix_admin))
+    {
+        Free(ASSend(
+            data->config, id, profile, 
+            "m.room.message",
+            MatrixCreateNotice("You are not the admin")
+        ));
+        Free(profile);
+        return;
+    }
+    body++;
+#define BAN_USER    "ban-user "
+    if (!strncmp(body, BAN_USER, strlen(BAN_USER)))
+    {
+        char user[256] = { 0 };
+        char room[256] = { 0 };
+        char *msg;
+
+        body += strlen(BAN_USER);
+        if (sscanf(body, "%255s %255s", &user, &room) != 2)
+        {
+            goto end;
+        }
+        ASBan(data->config, room, user);
+
+        msg = StrConcat(3, "Banning '", user, "'...");
+        Free(ASSend(
+            data->config, id, profile, 
+            "m.room.message",
+            MatrixCreateNotice(msg)
+        ));
+        Free(msg);
+    }
+end: 
+    Free(profile);
+}
+static void
 ParseeMessageHandler(ParseeData *data, HashMap *event)
 {
     XMPPComponent *jabber = data->jabber;
@@ -73,21 +144,36 @@ ParseeMessageHandler(ParseeData *data, HashMap *event)
     char *chat_id, *muc_id, *jid;
     char *reply_id = MatrixGetReply(event);
     char *xepd = ParseeXMPPify(event);
+    char *cmd_lp = data->config->sender_localpart;
 
     bool direct = false;
 
-    if (ParseeIsPuppet(data->config, sender))
-    {
-        Free(reply_id);
-        Free(xepd);
-        return;
-    }
+    chat_id = ParseeGetFromRoomID(data, id);
 
     ref = DbLock(data->db, 3, "rooms", id, "data");
     json = DbJson(ref);
     direct = JsonValueAsBoolean(HashMapGet(json, "is_direct"));
     DbUnlock(data->db, ref);
 
+    if (ParseeIsPuppet(data->config, sender))
+    {
+        Free(chat_id);
+        Free(reply_id);
+        Free(xepd);
+        return;
+    }
+
+    if (!direct && !chat_id)
+    {
+        ParseeBotHandler(data, event);
+
+        Free(chat_id);
+        Free(reply_id);
+        Free(xepd);
+        return;
+    }
+
+
     if (direct)
     {
         char *user = GrabString(json, 1, "xmpp_user");
@@ -95,6 +181,7 @@ ParseeMessageHandler(ParseeData *data, HashMap *event)
 
         XMPPSendPlain(jabber, local, user, body, NULL, NULL, NULL, ev_id, NULL);
 
+        Free(chat_id);
         Free(local);
         Free(reply_id);
         Free(xepd);
@@ -102,7 +189,6 @@ ParseeMessageHandler(ParseeData *data, HashMap *event)
     }
 
     /* Try to find the chat ID */
-    chat_id = ParseeGetFromRoomID(data, id);
     muc_id  = ParseeGetMUCID(data, chat_id);
     if (!chat_id)
     {

src/Parsee/Config.c

@@ -79,6 +79,9 @@ ParseeConfigLoad(char *conf)
 
     CopyToStr(db_path, "db");
 
+    CopyToStr(jabber_admin, "jabber_admin");
+    CopyToStr(matrix_admin, "matrix_admin");
+
     JsonFree(json);
     StreamClose(stream);
 }
@@ -123,6 +126,9 @@ ParseeConfigFree(void)
     Free(config->db_path);
     Free(config->homeserver_host);
     
+    Free(config->jabber_admin);
+    Free(config->matrix_admin);
+
     Free(config->as_token);
     Free(config->hs_token);
     Free(config->sender_localpart);

src/include/AS.h

@@ -26,6 +26,9 @@ extern void ASPing(const ParseeConfig *);
  * as. */
 extern void ASJoin(const ParseeConfig *, char *, char *);
 
+/* Bans from a room a specific user */
+extern void ASBan(const ParseeConfig *, char *, char *);
+
 /* Finds an event from a room ID and event ID */
 extern HashMap * ASFind(const ParseeConfig *, char *, char *);
 

src/include/Parsee.h

@@ -34,6 +34,10 @@ typedef struct ParseeConfig {
 
     /* ------- DB -------- */
     char *db_path;
+
+    /* ------- ADMIN ------- */
+    char *jabber_admin;
+    char *matrix_admin;
 } ParseeConfig;
 
 typedef struct ParseeData {