Add route for requestToken endpoints.

TODO.txt

@@ -44,10 +44,10 @@ Milestone: v0.3.0
 [x] Pass TLS certs and keys into HttpServer
 [x] Debug OpenSSL
 [x] Replace all usages of curl with http
-[~] Proper HTTP request router
+[x] Proper HTTP request router
     [x] Support regex matching
     [x] Replace current routing system
-    [ ] Add route for requestToken endpoints
+    [x] Add route for requestToken endpoints
     [x] Move TelodendriaBuildRouter() to Routes
 [ ] Token permissions
 

src/Routes.c

@@ -60,10 +60,8 @@ RouterBuild(void)
 
     R("/_matrix/client/v1/register/m.login.registration_token/validity", RouteTokenValid);
 
-#if 0
     R("/_matrix/client/v3/account/password/(email|msisdn)/requestToken", RouteRequestToken);
     R("/_matrix/client/v3/register/(email|msisdn)/requestToken", RouteRequestToken);
-#endif
 
     R("/_matrix/client/v3/profile/(.*)", RouteUserProfile);
     R("/_matrix/client/v3/profile/(.*)/(avatar_url|displayname)", RouteUserProfile);

src/Routes/RouteRequestToken.c

@@ -0,0 +1,149 @@
+/*
+ * Copyright (C) 2022-2023 Jordan Bancino <@jordan:bancino.net>
+ *
+ * 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 <Routes.h>
+
+#include <Str.h>
+#include <Json.h>
+
+ROUTE_IMPL(RouteRequestToken, path, argp)
+{
+    RouteArgs *args = argp;
+    char *type = ArrayGet(path, 0);
+    HashMap *request;
+    HashMap *response;
+    JsonValue *val;
+    char *str;
+
+    if (HttpRequestMethodGet(args->context) != HTTP_POST)
+    {
+        HttpResponseStatus(args->context, HTTP_BAD_REQUEST);
+        return MatrixErrorCreate(M_UNRECOGNIZED);
+    }
+
+    request = JsonDecode(HttpServerStream(args->context));
+    if (!request)
+    {
+        HttpResponseStatus(args->context, HTTP_BAD_REQUEST);
+        return MatrixErrorCreate(M_NOT_JSON);
+    }
+
+    val = HashMapGet(request, "client_secret");
+    if (!val || JsonValueType(val) != JSON_STRING)
+    {
+        HttpResponseStatus(args->context, HTTP_BAD_REQUEST);
+        response = MatrixErrorCreate(M_BAD_JSON);
+        goto finish;
+    }
+
+    str = JsonValueAsString(val);
+    if (strlen(str) > 255 || StrBlank(str))
+    {
+        HttpResponseStatus(args->context, HTTP_BAD_REQUEST);
+        response = MatrixErrorCreate(M_BAD_JSON);
+        goto finish;
+    }
+
+    val = HashMapGet(request, "send_attempt");
+    if (!val || JsonValueType(val) != JSON_INTEGER)
+    {
+        HttpResponseStatus(args->context, HTTP_BAD_REQUEST);
+        response = MatrixErrorCreate(M_BAD_JSON);
+        goto finish;
+    }
+
+    val = HashMapGet(request, "next_link");
+    if (val && JsonValueType(val) != JSON_STRING)
+    {
+        HttpResponseStatus(args->context, HTTP_BAD_REQUEST);
+        response = MatrixErrorCreate(M_BAD_JSON);
+        goto finish;
+    }
+
+    val = HashMapGet(request, "id_access_token");
+    if (val && JsonValueType(val) != JSON_STRING)
+    {
+        HttpResponseStatus(args->context, HTTP_BAD_REQUEST);
+        response = MatrixErrorCreate(M_BAD_JSON);
+        goto finish;
+    }
+
+    val = HashMapGet(request, "id_server");
+    if (val && JsonValueType(val) != JSON_STRING)
+    {
+        HttpResponseStatus(args->context, HTTP_BAD_REQUEST);
+        response = MatrixErrorCreate(M_BAD_JSON);
+        goto finish;
+    }
+
+    if (strcmp(type, "email") == 0)
+    {
+        val = HashMapGet(request, "email");
+        if (val && JsonValueType(val) != JSON_STRING)
+        {
+            HttpResponseStatus(args->context, HTTP_BAD_REQUEST);
+            response = MatrixErrorCreate(M_BAD_JSON);
+            goto finish;
+        }
+    }
+    else if (strcmp(type, "msisdn") == 0)
+    {
+        val = HashMapGet(request, "country");
+        if (val && JsonValueType(val) != JSON_STRING)
+        {
+            HttpResponseStatus(args->context, HTTP_BAD_REQUEST);
+            response = MatrixErrorCreate(M_BAD_JSON);
+            goto finish;
+        }
+
+        str = JsonValueAsString(val);
+        if (strlen(str) != 2)
+        {
+            HttpResponseStatus(args->context, HTTP_BAD_REQUEST);
+            response = MatrixErrorCreate(M_BAD_JSON);
+            goto finish;
+        }
+
+        val = HashMapGet(request, "phone_number");
+        if (val && JsonValueType(val) != JSON_STRING)
+        {
+            HttpResponseStatus(args->context, HTTP_BAD_REQUEST);
+            response = MatrixErrorCreate(M_BAD_JSON);
+            goto finish;
+        }
+    }
+    else
+    {
+        /* Should not be possible */
+        HttpResponseStatus(args->context, HTTP_INTERNAL_SERVER_ERROR);
+        response = MatrixErrorCreate(M_UNKNOWN);
+        goto finish;
+    }
+
+    HttpResponseStatus(args->context, HTTP_FORBIDDEN);
+    response = MatrixErrorCreate(M_THREEPID_DENIED);
+
+finish:
+    JsonFree(request);
+    return response;
+}

src/Str.c

@@ -29,6 +29,7 @@
 
 #include <stdlib.h>
 #include <string.h>
+#include <ctype.h>
 #include <stdarg.h>
 #include <pthread.h>
 #include <unistd.h>
@@ -194,6 +195,25 @@ StrConcat(size_t nStr,...)
     return str;
 }
 
+int
+StrBlank(const char *str)
+{
+    int blank = 1;
+    size_t i = 0;
+
+    while (str[i])
+    {
+        blank &= isspace(str[i]);
+        /* No need to continue if we don't have a blank */
+        if (!blank)
+        {
+            break;
+        }
+        i++;
+    }
+    return blank;
+}
+
 char *
 StrRandom(size_t len)
 {

src/include/Routes.h

@@ -63,6 +63,7 @@ ROUTE(RouteWhoami);
 ROUTE(RouteChangePwd);
 ROUTE(RouteTokenValid);
 ROUTE(RouteUserProfile);
+ROUTE(RouteRequestToken);
 
 ROUTE(RouteStaticDefault);
 ROUTE(RouteStaticLogin);

src/include/Str.h

@@ -38,6 +38,9 @@ extern char *
 extern char *
  StrConcat(size_t,...);
 
+extern int
+ StrBlank(const char *str);
+
 extern char *
  StrRandom(size_t);