tildefriends/src/ssb.js.c

789 lines
25 KiB
C

#include "ssb.js.h"
#include "database.js.h"
#include "ssb.db.h"
#include "ssb.h"
#include "task.h"
#include "util.js.h"
#include <malloc.h>
#include <sodium/crypto_hash_sha256.h>
#include <sodium/crypto_sign.h>
#include <string.h>
#include <uv.h>
#include "quickjs-libc.h"
static JSClassID _tf_ssb_classId;
void _tf_ssb_on_rpc(tf_ssb_connection_t* connection, uint8_t flags, int32_t request_number, JSValue args, const uint8_t* message, size_t size, void* user_data);
static JSValue _tf_ssb_whoami(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
if (ssb)
{
char id[512];
if (tf_ssb_whoami(ssb, id, sizeof(id)))
{
return JS_NewString(context, id);
}
}
return JS_NULL;
}
static JSValue _tf_ssb_getMessage(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
JSValue result = JS_NULL;
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
if (ssb)
{
const char* id = JS_ToCString(context, argv[0]);
int64_t sequence = 0;
JS_ToInt64(context, &sequence, argv[1]);
double timestamp = -1.0;
char* contents = NULL;
if (tf_ssb_db_get_message_by_author_and_sequence(ssb, id, sequence, NULL, 0, &timestamp, &contents))
{
result = JS_NewObject(context);
JS_SetPropertyStr(context, result, "timestamp", JS_NewFloat64(context, timestamp));
JS_SetPropertyStr(context, result, "content", JS_NewString(context, contents));
free(contents);
}
JS_FreeCString(context, id);
}
return result;
}
static JSValue _tf_ssb_blobGet(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
JSValue result = JS_NULL;
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
if (ssb)
{
const char* id = JS_ToCString(context, argv[0]);
uint8_t* blob = NULL;
size_t size = 0;
if (tf_ssb_db_blob_get(ssb, id, &blob, &size))
{
result = JS_NewArrayBufferCopy(context, blob, size);
free(blob);
}
JS_FreeCString(context, id);
}
return result;
}
static JSValue _tf_ssb_blobStore(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
JSValue result = JS_NULL;
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
if (ssb)
{
uint8_t* blob = NULL;
size_t size = 0;
char id[512];
if (JS_IsString(argv[0]))
{
const char* text = JS_ToCStringLen(context, &size, argv[0]);
if (tf_ssb_db_blob_store(ssb, (const uint8_t*)text, size, id, sizeof(id)))
{
result = JS_NewString(context, id);
}
JS_FreeCString(context, text);
}
else if ((blob = tf_util_try_get_array_buffer(context, &size, argv[0])) != 0)
{
if (tf_ssb_db_blob_store(ssb, blob, size, id, sizeof(id)))
{
result = JS_NewString(context, id);
}
}
else
{
size_t offset;
size_t element_size;
JSValue buffer = tf_util_try_get_typed_array_buffer(context, argv[0], &offset, &size, &element_size);
if (!JS_IsException(buffer))
{
blob = tf_util_try_get_array_buffer(context, &size, buffer);
if (blob)
{
if (tf_ssb_db_blob_store(ssb, blob, size, id, sizeof(id)))
{
result = JS_NewString(context, id);
}
}
}
JS_FreeValue(context, buffer);
}
}
return result;
}
static JSValue _tf_ssb_messageContentGet(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
JSValue result = JS_NULL;
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
if (ssb)
{
const char* id = JS_ToCString(context, argv[0]);
uint8_t* blob = NULL;
size_t size = 0;
if (tf_ssb_db_message_content_get(ssb, id, &blob, &size))
{
result = JS_NewArrayBufferCopy(context, blob, size);
free(blob);
}
JS_FreeCString(context, id);
}
return result;
}
static JSValue _tf_ssb_connections(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
JSValue result = JS_NULL;
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
if (ssb)
{
const char** connections = tf_ssb_get_connection_ids(ssb);
if (connections)
{
result = JS_NewArray(context);
uint32_t i = 0;
for (const char** p = connections; *p; p++, i++)
{
JS_SetPropertyUint32(context, result, i, JS_NewString(context, *p));
}
free(connections);
}
}
return result;
}
typedef struct _sqlStream_callback_t
{
JSContext* context;
JSValue callback;
} sqlStream_callback_t;
static void _tf_ssb_sqlStream_callback(JSValue row, void* user_data)
{
sqlStream_callback_t* info = user_data;
JSValue response = JS_Call(info->context, info->callback, JS_UNDEFINED, 1, &row);
tf_util_report_error(info->context, response);
JS_FreeValue(info->context, response);
}
static JSValue _tf_ssb_sqlStream(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
if (ssb)
{
const char* query = JS_ToCString(context, argv[0]);
if (query)
{
sqlStream_callback_t info = {
.context = context,
.callback = argv[2],
};
tf_ssb_db_visit_query(ssb, query, argv[1], _tf_ssb_sqlStream_callback, &info);
JS_FreeCString(context, query);
}
}
return JS_NULL;
}
static JSValue _tf_ssb_post(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
if (ssb)
{
const char* post_text = JS_ToCString(context, argv[0]);
if (post_text)
{
tf_ssb_append_post(ssb, post_text);
JS_FreeCString(context, post_text);
}
}
return JS_NULL;
}
static JSValue _tf_ssb_appendMessage(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
if (ssb)
{
tf_ssb_append_message(ssb, argv[0]);
}
return JS_NULL;
}
static JSValue _tf_ssb_storeMessage(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
char signature[crypto_sign_BYTES + 128];
char id[crypto_hash_sha256_BYTES * 2 + 1];
bool sequence_before_author = false;
if (tf_ssb_verify_and_strip_signature(context, argv[0], id, sizeof(id), signature, sizeof(signature), &sequence_before_author))
{
if (tf_ssb_db_store_message(ssb, context, id, argv[0], signature, sequence_before_author))
{
tf_ssb_notify_message_added(ssb, id);
}
}
else
{
printf("failed to verify message\n");
}
return JS_UNDEFINED;
}
typedef struct _broadcasts_t
{
JSContext* context;
JSValue array;
int length;
} broadcasts_t;
static void _tf_ssb_broadcasts_visit(const struct sockaddr_in* addr, const uint8_t* pub, void* user_data)
{
broadcasts_t* broadcasts = user_data;
JSValue entry = JS_NewObject(broadcasts->context);
char address[256];
char pubkey[k_id_base64_len];
uv_ip4_name(addr, address, sizeof(address));
tf_ssb_id_bin_to_str(pubkey, sizeof(pubkey), pub);
JS_SetPropertyStr(broadcasts->context, entry, "address", JS_NewString(broadcasts->context, address));
JS_SetPropertyStr(broadcasts->context, entry, "port", JS_NewInt32(broadcasts->context, ntohs(addr->sin_port)));
JS_SetPropertyStr(broadcasts->context, entry, "pubkey", JS_NewString(broadcasts->context, pubkey));
JS_SetPropertyUint32(broadcasts->context, broadcasts->array, broadcasts->length++, entry);
}
static JSValue _tf_ssb_getBroadcasts(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
JSValue result = JS_UNDEFINED;
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
if (ssb)
{
result = JS_NewArray(context);
broadcasts_t broadcasts = {
.context = context,
.array = result,
.length = 0,
};
tf_ssb_visit_broadcasts(ssb, _tf_ssb_broadcasts_visit, &broadcasts);
}
return result;
}
static JSValue _tf_ssb_connect(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
JSValue args = argv[0];
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
if (ssb)
{
if (JS_IsString(args))
{
const char* address_str = JS_ToCString(context, args);
printf("Connecting to %s\n", address_str);
tf_ssb_connect_str(ssb, address_str);
JS_FreeCString(context, address_str);
}
else
{
JSValue address = JS_GetPropertyStr(context, args, "address");
JSValue port = JS_GetPropertyStr(context, args, "port");
JSValue pubkey = JS_GetPropertyStr(context, args, "pubkey");
const char* address_str = JS_ToCString(context, address);
int32_t port_int = 0;
JS_ToInt32(context, &port_int, port);
const char* pubkey_str = JS_ToCString(context, pubkey);
uint8_t pubkey_bin[k_id_bin_len];
printf("Connecting to %s:%d\n", address_str, port_int);
tf_ssb_id_str_to_bin(pubkey_bin, pubkey_str);
tf_ssb_connect(ssb, address_str, port_int, pubkey_bin);
JS_FreeCString(context, pubkey_str);
JS_FreeCString(context, address_str);
JS_FreeValue(context, address);
JS_FreeValue(context, port);
JS_FreeValue(context, pubkey);
}
}
return JS_UNDEFINED;
}
static JSValue _tf_ssb_rpc_send_json(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
JSValue connection_val = JS_GetPropertyStr(context, this_val, "connection");
tf_ssb_connection_t* connection = JS_GetOpaque(connection_val, tf_ssb_get_connection_class_id());
JSValue request_val = JS_GetPropertyStr(context, this_val, "request_number");
int32_t request_number;
JS_ToInt32(context, &request_number, request_val);
JS_FreeValue(context, request_val);
JSValue flags_val = JS_GetPropertyStr(context, this_val, "flags");
int32_t flags_number;
JS_ToInt32(context, &flags_number, flags_val);
JS_FreeValue(context, flags_val);
JSValue message_val = JS_JSONStringify(context, argv[0], JS_NULL, JS_NULL);
size_t size;
const char* message = JS_ToCStringLen(context, &size, message_val);
tf_ssb_connection_rpc_send(
connection,
k_ssb_rpc_flag_json | (flags_number & ~k_ssb_rpc_mask_type),
-request_number,
(const uint8_t*)message,
size,
NULL,
NULL);
JS_FreeValue(context, connection_val);
JS_FreeCString(context, message);
JS_FreeValue(context, message_val);
return JS_UNDEFINED;
}
static JSValue _tf_ssb_rpc_send_json_end(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
JSValue connection_val = JS_GetPropertyStr(context, this_val, "connection");
tf_ssb_connection_t* connection = JS_GetOpaque(connection_val, tf_ssb_get_connection_class_id());
JSValue request_val = JS_GetPropertyStr(context, this_val, "request_number");
int32_t request_number;
JS_ToInt32(context, &request_number, request_val);
JS_FreeValue(context, request_val);
JSValue flags_val = JS_GetPropertyStr(context, this_val, "flags");
int32_t flags_number;
JS_ToInt32(context, &flags_number, flags_val);
JS_FreeValue(context, flags_val);
JSValue message_val = JS_JSONStringify(context, argv[0], JS_NULL, JS_NULL);
size_t size;
const char* message = JS_ToCStringLen(context, &size, message_val);
tf_ssb_connection_rpc_send(
connection,
k_ssb_rpc_flag_json | (flags_number & ~k_ssb_rpc_mask_type) | k_ssb_rpc_flag_end_error,
-request_number,
(const uint8_t*)message,
size,
NULL,
NULL);
JS_FreeValue(context, connection_val);
JS_FreeCString(context, message);
JS_FreeValue(context, message_val);
return JS_UNDEFINED;
}
static JSValue _tf_ssb_rpc_more(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
JSValue connection_val = JS_GetPropertyStr(context, this_val, "connection");
tf_ssb_connection_t* connection = JS_GetOpaque(connection_val, tf_ssb_get_connection_class_id());
JSValue request_val = JS_GetPropertyStr(context, this_val, "request_number");
int32_t request_number;
JS_ToInt32(context, &request_number, request_val);
JS_FreeValue(context, request_val);
tf_ssb_connection_add_request(connection, -request_number, _tf_ssb_on_rpc, JS_VALUE_GET_PTR(JS_DupValue(context, argv[0])));
JS_FreeValue(context, connection_val);
return JS_UNDEFINED;
}
static JSValue _tf_ssb_rpc_send_binary(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
JSValue connection_val = JS_GetPropertyStr(context, this_val, "connection");
tf_ssb_connection_t* connection = JS_GetOpaque(connection_val, tf_ssb_get_connection_class_id());
JSValue request_val = JS_GetPropertyStr(context, this_val, "request_number");
int32_t request_number;
JS_ToInt32(context, &request_number, request_val);
JS_FreeValue(context, request_val);
size_t size;
uint8_t* message = tf_util_try_get_array_buffer(context, &size, argv[0]);
if (message)
{
tf_ssb_connection_rpc_send(
connection,
k_ssb_rpc_flag_binary | k_ssb_rpc_flag_stream,
-request_number,
(const uint8_t*)message,
size,
NULL,
NULL);
}
else
{
size_t offset;
size_t element_size;
JSValue buffer = tf_util_try_get_typed_array_buffer(context, argv[0], &offset, &size, &element_size);
if (!JS_IsException(buffer))
{
size_t total_size;
message = tf_util_try_get_array_buffer(context, &total_size, buffer);
if (message)
{
tf_ssb_connection_rpc_send(
connection,
k_ssb_rpc_flag_binary | k_ssb_rpc_flag_stream,
-request_number,
(const uint8_t*)message + offset,
size,
NULL,
NULL);
}
}
JS_FreeValue(context, buffer);
}
JS_FreeValue(context, connection_val);
return JS_UNDEFINED;
}
void _tf_ssb_on_rpc(tf_ssb_connection_t* connection, uint8_t flags, int32_t request_number, JSValue args, const uint8_t* message, size_t size, void* user_data)
{
tf_ssb_t* ssb = tf_ssb_connection_get_ssb(connection);
JSContext* context = tf_ssb_get_context(ssb);
JSValue callback = JS_MKPTR(JS_TAG_OBJECT, user_data);
JSValue object = JS_NewObject(context);
JSValue connection_object = JS_DupValue(context, tf_ssb_connection_get_object(connection));
JS_SetPropertyStr(context, object, "connection", connection_object);
JS_SetPropertyStr(context, object, "flags", JS_NewUint32(context, flags));
JS_SetPropertyStr(context, object, "request_number", JS_NewInt32(context, request_number));
JS_SetPropertyStr(context, object, "args", JS_GetPropertyStr(context, args, "args"));
JS_SetPropertyStr(context, object, "message", message && size ? JS_NewArrayBufferCopy(context, message, size) : args);
JS_SetPropertyStr(context, object, "send_json", JS_NewCFunction(context, _tf_ssb_rpc_send_json, "send_json", 1));
JS_SetPropertyStr(context, object, "send_binary", JS_NewCFunction(context, _tf_ssb_rpc_send_binary, "send_binary", 1));
JS_SetPropertyStr(context, object, "send_json_end", JS_NewCFunction(context, _tf_ssb_rpc_send_json_end, "send_json_end", 1));
JS_SetPropertyStr(context, object, "more", JS_NewCFunction(context, _tf_ssb_rpc_more, "more", 1));
JSValue result = JS_Call(context, callback, JS_UNDEFINED, 1, &object);
tf_util_report_error(context, result);
JS_FreeValue(context, result);
JS_FreeValue(context, object);
}
static void _tf_ssb_cleanup_value(tf_ssb_t* ssb, void* user_data)
{
JSValue callback = JS_MKPTR(JS_TAG_OBJECT, user_data);
JS_FreeValue(tf_ssb_get_context(ssb), callback);
}
static JSValue _tf_ssb_add_rpc(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
if (!JS_IsArray(context, argv[0]))
{
return JS_ThrowTypeError(context, "Expected argument 1 to be an array of strings.");
}
if (!JS_IsFunction(context, argv[1]))
{
return JS_ThrowTypeError(context, "Expected argument 2 to be a function.");
}
JSValue length_val = JS_GetPropertyStr(context, argv[0], "length");
int length = 0;
JS_ToInt32(context, &length, length_val);
enum { k_max_name_parts = 16 };
const char* name[k_max_name_parts + 1] = { 0 };
if (length >= k_max_name_parts)
{
return JS_ThrowInternalError(context, "Too many parts to RPC name.");
}
for (int i = 0; i < length; i++)
{
JSValue value = JS_GetPropertyUint32(context, argv[0], i);
name[i] = JS_ToCString(context, value);
JS_FreeValue(context, value);
}
tf_ssb_add_rpc_callback(ssb, name, _tf_ssb_on_rpc, _tf_ssb_cleanup_value, JS_VALUE_GET_PTR(JS_DupValue(context, argv[1])));
for (int i = 0; i < length; i++)
{
JS_FreeCString(context, name[i]);
}
return JS_UNDEFINED;
}
static void _tf_ssb_on_message_added_callback(tf_ssb_t* ssb, const char* id, void* user_data)
{
JSContext* context = tf_ssb_get_context(ssb);
JSValue callback = JS_MKPTR(JS_TAG_OBJECT, user_data);
JSValue string = JS_NewString(context, id);
JSValue response = JS_Call(context, callback, JS_UNDEFINED, 1, &string);
if (tf_util_report_error(context, response))
{
tf_ssb_remove_message_added_callback(ssb, _tf_ssb_on_message_added_callback, user_data);
}
JS_FreeValue(context, response);
JS_FreeValue(context, string);
}
static void _tf_ssb_on_blob_want_added_callback(tf_ssb_t* ssb, const char* id, void* user_data)
{
JSContext* context = tf_ssb_get_context(ssb);
JSValue callback = JS_MKPTR(JS_TAG_OBJECT, user_data);
JSValue string = JS_NewString(context, id);
JSValue response = JS_Call(context, callback, JS_UNDEFINED, 1, &string);
if (tf_util_report_error(context, response))
{
tf_ssb_remove_blob_want_added_callback(ssb, _tf_ssb_on_blob_want_added_callback, user_data);
}
JS_FreeValue(context, response);
JS_FreeValue(context, string);
}
static void _tf_ssb_on_connections_changed_callback(tf_ssb_t* ssb, tf_ssb_change_t change, tf_ssb_connection_t* connection, void* user_data)
{
JSContext* context = tf_ssb_get_context(ssb);
JSValue callback = JS_MKPTR(JS_TAG_OBJECT, user_data);
JSValue response = JS_UNDEFINED;
switch (change)
{
case k_tf_ssb_change_create:
break;
case k_tf_ssb_change_connect:
{
JSValue object = JS_DupValue(context, tf_ssb_connection_get_object(connection));
JSValue args[] =
{
JS_NewString(context, "add"),
object,
};
response = JS_Call(context, callback, JS_UNDEFINED, 2, args);
if (tf_util_report_error(context, response))
{
tf_ssb_remove_connections_changed_callback(ssb, _tf_ssb_on_connections_changed_callback, user_data);
}
JS_FreeValue(context, args[0]);
JS_FreeValue(context, object);
}
break;
case k_tf_ssb_change_remove:
{
JSValue object = JS_DupValue(context, tf_ssb_connection_get_object(connection));
JSValue args[] =
{
JS_NewString(context, "remove"),
object,
};
response = JS_Call(context, callback, JS_UNDEFINED, 2, args);
if (tf_util_report_error(context, response))
{
tf_ssb_remove_connections_changed_callback(ssb, _tf_ssb_on_connections_changed_callback, user_data);
}
JS_FreeValue(context, args[0]);
JS_FreeValue(context, object);
}
break;
}
JS_FreeValue(context, response);
}
static void _tf_ssb_on_broadcasts_changed_callback(tf_ssb_t* ssb, void* user_data)
{
JSContext* context = tf_ssb_get_context(ssb);
JSValue callback = JS_MKPTR(JS_TAG_OBJECT, user_data);
JSValue argv = JS_UNDEFINED;
JSValue response = JS_Call(context, callback, JS_UNDEFINED, 1, &argv);
if (tf_util_report_error(context, response))
{
tf_ssb_remove_broadcasts_changed_callback(ssb, _tf_ssb_on_broadcasts_changed_callback, user_data);
}
JS_FreeValue(context, response);
}
void tf_ssb_run_file(JSContext* context, const char* file_name)
{
FILE* file = fopen(file_name, "rb");
if (!file)
{
printf("Unable to open %s: %s.", file_name, strerror(errno));
return;
}
char* source = NULL;
fseek(file, 0, SEEK_END);
long file_size = ftell(file);
fseek(file, 0, SEEK_SET);
source = malloc(file_size + 1);
fread(source, 1, file_size, file);
source[file_size] = '\0';
fclose(file);
JSValue result = JS_Eval(context, source, file_size, file_name, 0);
if (JS_IsError(context, result))
{
printf("Error running %s.\n", file_name);
const char* value = JS_ToCString(context, result);
printf("ERROR: %s\n", value);
JS_FreeCString(context, value);
JSValue stack = JS_GetPropertyStr(context, result, "stack");
if (!JS_IsUndefined(stack))
{
const char* stack_str = JS_ToCString(context, stack);
printf("%s\n", stack_str);
JS_FreeCString(context, stack_str);
}
JS_FreeValue(context, stack);
}
else if (JS_IsException(result))
{
printf("Exception running %s.\n", file_name);
JSValue error = JS_GetException(context);
const char* value = JS_ToCString(context, error);
printf("Exception: %s\n", value);
JS_FreeCString(context, value);
JS_FreeValue(context, error);
}
JSRuntime* runtime = JS_GetRuntime(context);
while (JS_IsJobPending(runtime))
{
JSContext* context2 = NULL;
int r = JS_ExecutePendingJob(runtime, &context2);
JSValue result = JS_GetException(context2);
tf_util_report_error(context, result);
if (r == 0)
{
break;
}
}
JS_FreeValue(context, result);
free(source);
}
static JSValue _tf_ssb_add_event_listener(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
const char* event_name = JS_ToCString(context, argv[0]);
JSValue callback = argv[1];
JSValue result = JS_UNDEFINED;
if (!event_name)
{
result = JS_ThrowTypeError(context, "Expected argument 1 to be a string event name.");
}
else if (!JS_IsFunction(context, callback))
{
result = JS_ThrowTypeError(context, "Expected argument 2 to be a function.");
}
else
{
if (strcmp(event_name, "connections") == 0)
{
void* ptr = JS_VALUE_GET_PTR(JS_DupValue(context, callback));
tf_ssb_add_connections_changed_callback(ssb, _tf_ssb_on_connections_changed_callback, _tf_ssb_cleanup_value, ptr);
}
else if (strcmp(event_name, "broadcasts") == 0)
{
void* ptr = JS_VALUE_GET_PTR(JS_DupValue(context, callback));
tf_ssb_add_broadcasts_changed_callback(ssb, _tf_ssb_on_broadcasts_changed_callback, _tf_ssb_cleanup_value, ptr);
}
else if (strcmp(event_name, "message") == 0)
{
void* ptr = JS_VALUE_GET_PTR(JS_DupValue(context, callback));
tf_ssb_add_message_added_callback(ssb, _tf_ssb_on_message_added_callback, _tf_ssb_cleanup_value, ptr);
}
else if (strcmp(event_name, "blob_want_added") == 0)
{
void* ptr = JS_VALUE_GET_PTR(JS_DupValue(context, callback));
tf_ssb_add_blob_want_added_callback(ssb, _tf_ssb_on_blob_want_added_callback, _tf_ssb_cleanup_value, ptr);
}
}
JS_FreeCString(context, event_name);
return result;
}
static JSValue _tf_ssb_remove_event_listener(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
const char* event_name = JS_ToCString(context, argv[0]);
JSValue callback = argv[1];
JSValue result = JS_UNDEFINED;
if (!event_name)
{
result = JS_ThrowTypeError(context, "Expected argument 1 to be a string event name.");
}
else if (!JS_IsFunction(context, callback))
{
result = JS_ThrowTypeError(context, "Expected argument 2 to be a function.");
}
else
{
if (strcmp(event_name, "connections") == 0)
{
void* ptr = JS_VALUE_GET_PTR(JS_DupValue(context, callback));
tf_ssb_remove_connections_changed_callback(ssb, _tf_ssb_on_connections_changed_callback, ptr);
}
else if (strcmp(event_name, "broadcasts") == 0)
{
void* ptr = JS_VALUE_GET_PTR(JS_DupValue(context, callback));
tf_ssb_remove_broadcasts_changed_callback(ssb, _tf_ssb_on_broadcasts_changed_callback, ptr);
}
else if (strcmp(event_name, "message") == 0)
{
void* ptr = JS_VALUE_GET_PTR(JS_DupValue(context, callback));
tf_ssb_remove_message_added_callback(ssb, _tf_ssb_on_message_added_callback, ptr);
}
else if (strcmp(event_name, "blob_want_added") == 0)
{
void* ptr = JS_VALUE_GET_PTR(JS_DupValue(context, callback));
tf_ssb_remove_blob_want_added_callback(ssb, _tf_ssb_on_blob_want_added_callback, ptr);
}
}
JS_FreeCString(context, event_name);
return result;
}
void tf_ssb_register(JSContext* context, tf_ssb_t* ssb)
{
JS_NewClassID(&_tf_ssb_classId);
JSClassDef def =
{
.class_name = "ssb",
};
if (JS_NewClass(JS_GetRuntime(context), _tf_ssb_classId, &def) != 0)
{
fprintf(stderr, "Failed to register ssb.\n");
}
JSValue global = JS_GetGlobalObject(context);
JSValue object = JS_NewObjectClass(context, _tf_ssb_classId);
JS_SetPropertyStr(context, global, "ssb", object);
JS_SetOpaque(object, ssb);
JS_SetPropertyStr(context, object, "whoami", JS_NewCFunction(context, _tf_ssb_whoami, "whoami", 0));
JS_SetPropertyStr(context, object, "getMessage", JS_NewCFunction(context, _tf_ssb_getMessage, "getMessage", 2));
JS_SetPropertyStr(context, object, "blobGet", JS_NewCFunction(context, _tf_ssb_blobGet, "blobGet", 1));
JS_SetPropertyStr(context, object, "blobStore", JS_NewCFunction(context, _tf_ssb_blobStore, "blobStore", 2));
JS_SetPropertyStr(context, object, "messageContentGet", JS_NewCFunction(context, _tf_ssb_messageContentGet, "messageContentGet", 1));
JS_SetPropertyStr(context, object, "connections", JS_NewCFunction(context, _tf_ssb_connections, "connections", 0));
JS_SetPropertyStr(context, object, "sqlStream", JS_NewCFunction(context, _tf_ssb_sqlStream, "sqlStream", 3));
JS_SetPropertyStr(context, object, "post", JS_NewCFunction(context, _tf_ssb_post, "post", 1));
JS_SetPropertyStr(context, object, "appendMessage", JS_NewCFunction(context, _tf_ssb_appendMessage, "appendMessage", 1));
JS_SetPropertyStr(context, object, "storeMessage", JS_NewCFunction(context, _tf_ssb_storeMessage, "storeMessage", 1));
JS_SetPropertyStr(context, object, "getBroadcasts", JS_NewCFunction(context, _tf_ssb_getBroadcasts, "getBroadcasts", 0));
JS_SetPropertyStr(context, object, "connect", JS_NewCFunction(context, _tf_ssb_connect, "connect", 1));
JS_SetPropertyStr(context, object, "addRpc", JS_NewCFunction(context, _tf_ssb_add_rpc, "addRpc", 2));
JS_SetPropertyStr(context, object, "addEventListener", JS_NewCFunction(context, _tf_ssb_add_event_listener, "addEventListener", 2));
JS_SetPropertyStr(context, object, "removeEventListener", JS_NewCFunction(context, _tf_ssb_remove_event_listener, "removeEventListener", 2));
JS_FreeValue(context, global);
tf_util_register(context);
tf_database_register(context, tf_ssb_get_db(ssb));
tf_ssb_run_file(context, "core/ssb.js");
}