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[feed_info.c] Send numeric parameters in binary format

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Mina Brown
2024-11-24 20:46:43 -05:00
parent b2f76bf2a3
commit 0e01785913
1 changed files with 27 additions and 26 deletions
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53
feed_info.c
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@ -47,11 +47,14 @@ time_t pubDate_to_time_t(char *s) {
zblock_feed_info_err zblock_feed_info_exists(PGconn *conn, const char *url, u64snowflake channel_id, int *exists) {
if (!conn || !exists) return ZBLOCK_FEED_INFO_INVALID_ARGS;
char channel_id_str[21]; // hold a 64-bit int in decimal form
snprintf(channel_id_str, sizeof(channel_id_str), "%" PRId64, channel_id);
const char *const params[] = {url, channel_id_str};
PGresult *res = PQexecParams(conn, "SELECT COUNT(1) FROM feeds WHERE url = $1 AND channel_id = $2", 2, NULL, params, NULL, NULL, 1);
uint64_t channel_id_be = htobe64(channel_id);
const char *const params[] = {url, (char *) channel_id_be};
const int param_lengths[] = {0, sizeof(channel_id_be)};
const int param_formats[] = {0, 1};
PGresult *res = PQexecParams(conn,
"SELECT COUNT(1) FROM feeds WHERE url = $1 AND channel_id = $2::bigint",
2, NULL, params, param_lengths, param_formats, 1
);
if (PQresultStatus(res) != PGRES_TUPLES_OK) {
log_error(PQresultErrorMessage(res));
PQclear(res);
@ -78,15 +81,14 @@ zblock_feed_info_err zblock_feed_info_insert(PGconn *conn, zblock_feed_info *fee
}
}
// I don't want to deal with the extra fuss that is sending these in binary format
char channel_id_str[21];
snprintf(channel_id_str, sizeof(channel_id_str), "%" PRId64, feed->channel_id);
char guild_id_str[21];
snprintf(guild_id_str, sizeof(guild_id_str), "%" PRId64, feed->guild_id);
const char *const insert_params[] = {feed->url, feed->last_pubDate, channel_id_str, feed->title, guild_id_str};
uint64_t channel_id_be = htobe64(feed->channel_id);
uint64_t guild_id_be = htobe64(feed->guild_id);
const char *const insert_params[] = {feed->url, feed->last_pubDate, (char *) channel_id_be, feed->title, (char *) guild_id_be};
const int param_lengths[] = {0, 0, sizeof(channel_id_be), 0, sizeof(guild_id_be)};
const int param_formats[] = {0, 0, 1, 0, 1};
PGresult *insert_res = PQexecParams(conn,
"INSERT INTO feeds (url, last_pubDate, channel_id, title, guild_id) VALUES ($1, $2, $3, $4, $5)",
5, NULL, insert_params, NULL, NULL, 0
"INSERT INTO feeds (url, last_pubDate, channel_id, title, guild_id) VALUES ($1, $2, $3::bigint, $4, $5::bigint)",
5, NULL, insert_params, param_lengths, param_formats, 1
);
zblock_feed_info_err result = ZBLOCK_FEED_INFO_OK;
@ -114,13 +116,13 @@ zblock_feed_info_err zblock_feed_info_delete(PGconn *conn, const char *url, u64s
}
}
// I don't want to deal with the extra fuss that is sending these in binary format
char channel_id_str[21];
snprintf(channel_id_str, sizeof(channel_id_str), "%" PRId64, channel_id);
const char *const params[] = {url, channel_id_str};
uint64_t channel_id_be = htobe64(channel_id);
const char *const params[] = {url, (char *) channel_id_be};
const int param_lengths[] = {0, sizeof(channel_id_be)};
const int param_formats[] = {0, 1};
PGresult *res = PQexecParams(conn,
"DELETE FROM feeds WHERE url = $1 AND channel_id = $2",
2, NULL, params, NULL, NULL, 0
"DELETE FROM feeds WHERE url = $1 AND channel_id = $2::bigint",
2, NULL, params, param_lengths, param_formats, 1
);
zblock_feed_info_err result = ZBLOCK_FEED_INFO_OK;
@ -137,14 +139,13 @@ zblock_feed_info_err zblock_feed_info_delete(PGconn *conn, const char *url, u64s
zblock_feed_info_err zblock_feed_info_update(PGconn *conn, zblock_feed_info_minimal *feed) {
if (!conn || !feed) return ZBLOCK_FEED_INFO_INVALID_ARGS;
char channel_id_str[21]; // hold a 64-bit int in decimal form
snprintf(channel_id_str, sizeof(channel_id_str), "%" PRId64, feed->channel_id);
const char *const update_params[] = {feed->last_pubDate, feed->url, channel_id_str};
// save the updated pubDate to disk once that's implemented
uint64_t channel_id_be = htobe64(feed->channel_id);
const char *const update_params[] = {feed->last_pubDate, feed->url, (char *) channel_id_be};
const int param_lengths[] = {0, 0, sizeof(channel_id_be)};
const int param_formats[] = {0, 0, 1};
PGresult *update_res = PQexecParams(conn,
"UPDATE feeds SET last_pubDate = $1 WHERE url = $2 AND channel_id = $3",
3, NULL, update_params, NULL, NULL, 0
"UPDATE feeds SET last_pubDate = $1 WHERE url = $2 AND channel_id = $3::bigint",
3, NULL, update_params, param_lengths, param_formats, 1
);
zblock_feed_info_err result = ZBLOCK_FEED_INFO_OK;