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#include <stdio.h>
#include <stdarg.h>
#include <mjson.h>
#include <matrix.h>
#define SERVER "https://matrix.org"
#define ACCESS_TOKEN "syt_cHNjaG8_yBvTjVTquGCikvsAenOJ_49mBMO"
#define DEVICE_ID "MAZNCCZLBR"
#define USER_ID "@pscho:matrix.org"
#define ROOM_ID "!XKFUjAsGrSSrpDFIxB:matrix.org"
#define BUFFER_SIZE 1024
#define NUMBER_ARGS 10
void
GetCommand(
char * cmd,
int * nargs,
char ** args
) {
int index = 0;
int c;
*nargs = 0;
printf("> ");
while ((c = getchar()), c != ' ' && c != '\n')
cmd[index++] = c;
cmd[index] = '\0';
if (c == '\n')
return;
*nargs = 1;
index = 0;
char * arg = args[0];
while ((c = getchar()), c != '\n') {
if (c == ' ') {
arg[index] = '\0';
arg = args[(*nargs)++];
index = 0;
continue;
}
arg[index++] = c;
}
arg[index] = '\0';
}
bool
CheckCommand(
const char * cmd,
const char * str
) {
if (strlen(cmd) != strlen(str))
return false;
for (size_t i = 0; i < strlen(cmd); i++) {
if (cmd[i] != str[i])
return false;
}
return true;
}
void
Usage(
const char * cmd,
const char * args
) {
printf("Usage: %s %s\n", cmd, args);
}
void
ExecuteCommand(
MatrixClient * client,
const char * cmd,
int nargs, char ** args
) {
#define CHECK_ARGS(N, ARGS) if (nargs != N) { Usage(cmd, ARGS); return; }
/**/ if (CheckCommand(cmd, "devicekey")) {
printf("%s\n", client->deviceKey);
}
else if (CheckCommand(cmd, "genkeys")) {
CHECK_ARGS(1, "<number of keys>")
MatrixClientGenerateOnetimeKeys(client, atoi(args[0]));
}
else if (CheckCommand(cmd, "uploadkeys")) {
MatrixClientUploadOnetimeKeys(client);
}
else if (CheckCommand(cmd, "onetimekeys")) {
static char buffer[1024];
olm_account_one_time_keys(client->olmAccount.account, buffer, 1024);
printf("%s\n", buffer);
}
else if (CheckCommand(cmd, "getkeys")) {
MatrixClientRequestDeviceKeys(client);
for (int i = 0; i < client->numDevices; i++)
printf("id: %s key: %s\n",
client->devices[i].deviceId,
client->devices[i].deviceKey);
}
else if (CheckCommand(cmd, "todevice")) {
static char buffer[30000];
MatrixClientSync(client,
buffer, 30000);
const char * todevice;
int todeviceLen;
mjson_find(buffer, 30000,
"$.to_device",
&todevice, &todeviceLen);
static char prettyBuffer[10000];
struct mjson_fixedbuf fb = { prettyBuffer, 10000, 0 };
mjson_pretty(todevice, todeviceLen,
" ", mjson_print_fixed_buf, &fb);
printf("%.*s\n", fb.len, fb.ptr);
}
else if (CheckCommand(cmd, "save")) {
CHECK_ARGS(1, "<filename>")
MatrixClientSave(client, args[0]);
}
else if (CheckCommand(cmd, "load")) {
CHECK_ARGS(1, "<filename>")
MatrixClientLoad(client, args[0]);
}
else if (CheckCommand(cmd, "send")) {
CHECK_ARGS(2, "<room_id> <message>")
static char body[1024];
snprintf(body, 1024,
"{\"body\":\"%s\",\"msgtype\":\"m.text\"}",
args[1]);
printf("Sending %s to %s\n", body, args[0]);
MatrixClientSendEvent(client,
args[0],
"m.room.message",
body);
}
else if (CheckCommand(cmd, "setuserid")) {
CHECK_ARGS(1, "<user_id>")
MatrixClientSetUserId(client, args[0]);
}
else if (CheckCommand(cmd, "getuserid")) {
printf("User ID: %s\n", client->userId);
}
#undef CHECK_ARGS
}
int
main(void)
{
MatrixClient client;
MatrixClientInit(&client,
SERVER);
MatrixHttpInit(&client);
MatrixClientSetAccessToken(&client,
ACCESS_TOKEN);
MatrixClientSetDeviceId(&client,
DEVICE_ID);
MatrixClientSetUserId(&client,
USER_ID);
static char cmd[BUFFER_SIZE];
static char args_[NUMBER_ARGS][BUFFER_SIZE];
char * args[NUMBER_ARGS];
for (int i = 0; i < NUMBER_ARGS; i++)
args[i] = args_[i];
int nargs;
do {
GetCommand(cmd, &nargs, args);
ExecuteCommand(&client, cmd, nargs, args);
} while (strcmp(cmd, "exit") != 0);
MatrixHttpDeinit(&client);
return 0;
}
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