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blobs.has

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git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4051 ed5197a5-7fde-0310-b194-c3ffbd925b24
This commit is contained in:
Cory McWilliams 2022-11-17 01:49:34 +00:00
parent be6f24b3ee
commit 880ab7fdde
4 changed files with 41 additions and 11 deletions
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11
core/ssb.js
View File

@ -194,17 +194,6 @@ ssb.addRpc(['blobs', 'createWants'], function(request) {
requestMoreBlobs(request);
});
ssb.addRpc(['blobs', 'has'], function(request) {
var found = false;
ssb.sqlStream(
'SELECT 1 FROM blobs where id = ?1',
[request.args[0]],
function(row) {
found = true;
});
request.send_json(found);
});
ssb.addRpc(['tunnel', 'isRoom'], function(request) {
request.send_json({"name": "tilde friends tunnel", "membership": false, "features": ["tunnel", "room1"]});
});

17
src/ssb.db.c
View File

@ -366,6 +366,23 @@ bool tf_ssb_db_message_content_get(tf_ssb_t* ssb, const char* id, uint8_t** out_
return result;
}
bool tf_ssb_db_blob_has(tf_ssb_t* ssb, const char* id)
{
bool result = false;
sqlite3_stmt* statement;
const char* query = "SELECT COUNT(*) FROM blobs WHERE id = $1";
if (sqlite3_prepare(tf_ssb_get_db(ssb), query, -1, &statement, NULL) == SQLITE_OK)
{
if (sqlite3_bind_text(statement, 1, id, -1, NULL) == SQLITE_OK &&
sqlite3_step(statement) == SQLITE_ROW)
{
result = sqlite3_column_int64(statement, 0) != 0;
}
sqlite3_finalize(statement);
}
return result;
}
bool tf_ssb_db_blob_get(tf_ssb_t* ssb, const char* id, uint8_t** out_blob, size_t* out_size)
{
bool result = false;

1
src/ssb.db.h
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@ -8,6 +8,7 @@ typedef struct _tf_ssb_t tf_ssb_t;
void tf_ssb_db_init(tf_ssb_t* ssb);
bool tf_ssb_db_store_message(tf_ssb_t* ssb, JSContext* context, const char* id, JSValue val, const char* signature, bool sequence_before_author);
bool tf_ssb_db_message_content_get(tf_ssb_t* ssb, const char* id, uint8_t** out_blob, size_t* out_size);
bool tf_ssb_db_blob_has(tf_ssb_t* ssb, const char* id);
bool tf_ssb_db_blob_get(tf_ssb_t* ssb, const char* id, uint8_t** out_blob, size_t* out_size);
bool tf_ssb_db_blob_store(tf_ssb_t* ssb, const uint8_t* blob, size_t size, char* out_id, size_t out_id_size, bool* out_new);

23
src/ssb.rpc.c
View File

@ -75,8 +75,31 @@ static void _tf_ssb_rpc_blobs_get(tf_ssb_connection_t* connection, uint8_t flags
NULL);
}
static void _tf_ssb_rpc_blobs_has(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_connection_get_context(connection);
JSValue ids = JS_GetPropertyStr(context, args, "args");
JSValue id = JS_GetPropertyUint32(context, ids, 0);
const char* id_str = JS_ToCString(context, id);
bool has = tf_ssb_db_blob_has(ssb, id_str);
JS_FreeCString(context, id_str);
JS_FreeValue(context, id);
JS_FreeValue(context, ids);
tf_ssb_connection_rpc_send(
connection,
k_ssb_rpc_flag_json | k_ssb_rpc_flag_end_error,
-request_number,
(const uint8_t*)(has ? "true" : "false"),
strlen(has ? "true" : "false"),
NULL,
NULL,
NULL);
}
void tf_ssb_rpc_register(tf_ssb_t* ssb)
{
tf_ssb_add_rpc_callback(ssb, (const char*[]) { "gossip", "ping", NULL }, _tf_ssb_rpc_gossip_ping, NULL, NULL);
tf_ssb_add_rpc_callback(ssb, (const char*[]) { "blobs", "get", NULL }, _tf_ssb_rpc_blobs_get, NULL, NULL);
tf_ssb_add_rpc_callback(ssb, (const char*[]) { "blobs", "has", NULL }, _tf_ssb_rpc_blobs_has, NULL, NULL);
}