mirror of
https://github.com/scsibug/nostr-rs-relay.git
synced 2024-11-21 16:59:06 -05:00
fix: abort query builder for empty arrays
Signed-off-by: Greg Heartsfield <scsibug@imap.cc>
This commit is contained in:
Kieran
Greg Heartsfield
parent
b4471a6698
commit
ab736f5f98
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@ -726,7 +726,6 @@ fn query_from_filter(f: &ReqFilter) -> Option<QueryBuilder<Postgres>> {
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}
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let mut query = QueryBuilder::new("SELECT e.\"content\", e.created_at FROM \"event\" e WHERE ");
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// This tracks whether we need to push a prefix AND before adding another clause
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let mut push_and = false;
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// Query for "authors", allowing prefix matches
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@ -734,140 +733,142 @@ fn query_from_filter(f: &ReqFilter) -> Option<QueryBuilder<Postgres>> {
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// filter out non-hex values
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let auth_vec: Vec<&String> = auth_vec.iter().filter(|a| is_hex(a)).collect();
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if !auth_vec.is_empty() {
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query.push("(");
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if auth_vec.is_empty() {
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return None;
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}
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query.push("(");
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// shortcut authors into "IN" query
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let any_is_range = auth_vec.iter().any(|pk| pk.len() != 64);
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if !any_is_range {
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query.push("e.pub_key in (");
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let mut pk_sep = query.separated(", ");
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for pk in auth_vec.iter() {
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pk_sep.push_bind(hex::decode(pk).ok());
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}
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query.push(") OR e.delegated_by in (");
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let mut pk_delegated_sep = query.separated(", ");
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for pk in auth_vec.iter() {
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pk_delegated_sep.push_bind(hex::decode(pk).ok());
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}
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query.push(")");
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push_and = true;
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} else {
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let mut range_authors = query.separated(" OR ");
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for auth in auth_vec {
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match hex_range(auth) {
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Some(HexSearch::Exact(ex)) => {
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range_authors
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.push("(e.pub_key = ")
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.push_bind_unseparated(ex.clone())
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.push_unseparated(" OR e.delegated_by = ")
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.push_bind_unseparated(ex)
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.push_unseparated(")");
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}
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Some(HexSearch::Range(lower, upper)) => {
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range_authors
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.push("((e.pub_key > ")
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.push_bind_unseparated(lower.clone())
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.push_unseparated(" AND e.pub_key < ")
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.push_bind_unseparated(upper.clone())
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.push_unseparated(") OR (e.delegated_by > ")
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.push_bind_unseparated(lower)
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.push_unseparated(" AND e.delegated_by < ")
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.push_bind_unseparated(upper)
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.push_unseparated("))");
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}
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Some(HexSearch::LowerOnly(lower)) => {
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range_authors
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.push("(e.pub_key > ")
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.push_bind_unseparated(lower.clone())
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.push_unseparated(" OR e.delegated_by > ")
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.push_bind_unseparated(lower)
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.push_unseparated(")");
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}
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None => {
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info!("Could not parse hex range from author {:?}", auth);
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}
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}
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push_and = true;
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}
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// shortcut authors into "IN" query
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let any_is_range = auth_vec.iter().any(|pk| pk.len() != 64);
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if !any_is_range {
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query.push("e.pub_key in (");
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let mut pk_sep = query.separated(", ");
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for pk in auth_vec.iter() {
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pk_sep.push_bind(hex::decode(pk).ok());
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}
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query.push(") OR e.delegated_by in (");
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let mut pk_delegated_sep = query.separated(", ");
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for pk in auth_vec.iter() {
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pk_delegated_sep.push_bind(hex::decode(pk).ok());
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}
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query.push(")");
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push_and = true;
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} else {
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let mut range_authors = query.separated(" OR ");
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for auth in auth_vec {
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match hex_range(auth) {
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Some(HexSearch::Exact(ex)) => {
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range_authors
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.push("(e.pub_key = ")
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.push_bind_unseparated(ex.clone())
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.push_unseparated(" OR e.delegated_by = ")
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.push_bind_unseparated(ex)
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.push_unseparated(")");
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}
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Some(HexSearch::Range(lower, upper)) => {
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range_authors
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.push("((e.pub_key > ")
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.push_bind_unseparated(lower.clone())
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.push_unseparated(" AND e.pub_key < ")
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.push_bind_unseparated(upper.clone())
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.push_unseparated(") OR (e.delegated_by > ")
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.push_bind_unseparated(lower)
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.push_unseparated(" AND e.delegated_by < ")
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.push_bind_unseparated(upper)
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.push_unseparated("))");
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}
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Some(HexSearch::LowerOnly(lower)) => {
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range_authors
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.push("(e.pub_key > ")
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.push_bind_unseparated(lower.clone())
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.push_unseparated(" OR e.delegated_by > ")
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.push_bind_unseparated(lower)
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.push_unseparated(")");
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}
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None => {
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info!("Could not parse hex range from author {:?}", auth);
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}
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}
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push_and = true;
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}
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}
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query.push(")");
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}
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// Query for Kind
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if let Some(ks) = &f.kinds {
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if !ks.is_empty() {
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if push_and {
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query.push(" AND ");
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}
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push_and = true;
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query.push("e.kind in (");
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let mut list_query = query.separated(", ");
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for k in ks.iter() {
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list_query.push_bind(*k as i64);
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}
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query.push(")");
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if ks.is_empty() {
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return None;
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}
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if push_and {
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query.push(" AND ");
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}
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push_and = true;
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query.push("e.kind in (");
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let mut list_query = query.separated(", ");
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for k in ks.iter() {
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list_query.push_bind(*k as i64);
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}
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query.push(")");
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}
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// Query for event, allowing prefix matches
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if let Some(id_vec) = &f.ids {
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// filter out non-hex values
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let id_vec: Vec<&String> = id_vec.iter().filter(|a| is_hex(a)).collect();
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if id_vec.is_empty() {
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return None;
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}
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if push_and {
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query.push(" AND (");
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} else {
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query.push("(");
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}
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push_and = true;
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if !id_vec.is_empty() {
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if push_and {
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query.push(" AND (");
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} else {
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query.push("(");
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// shortcut ids into "IN" query
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let any_is_range = id_vec.iter().any(|pk| pk.len() != 64);
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if !any_is_range {
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query.push("id in (");
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let mut sep = query.separated(", ");
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for id in id_vec.iter() {
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sep.push_bind(hex::decode(id).ok());
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}
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push_and = true;
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// shortcut ids into "IN" query
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let any_is_range = id_vec.iter().any(|pk| pk.len() != 64);
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if !any_is_range {
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query.push("id in (");
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let mut sep = query.separated(", ");
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for id in id_vec.iter() {
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sep.push_bind(hex::decode(id).ok());
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}
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query.push(")");
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} else {
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// take each author and convert to a hex search
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let mut id_query = query.separated(" OR ");
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for id in id_vec {
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match hex_range(id) {
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Some(HexSearch::Exact(ex)) => {
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id_query
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.push("(id = ")
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.push_bind_unseparated(ex)
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.push_unseparated(")");
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}
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Some(HexSearch::Range(lower, upper)) => {
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id_query
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.push("(id > ")
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.push_bind_unseparated(lower)
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.push_unseparated(" AND id < ")
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.push_bind_unseparated(upper)
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.push_unseparated(")");
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}
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Some(HexSearch::LowerOnly(lower)) => {
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id_query
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.push("(id > ")
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.push_bind_unseparated(lower)
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.push_unseparated(")");
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}
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None => {
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info!("Could not parse hex range from id {:?}", id);
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}
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query.push(")");
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} else {
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// take each author and convert to a hex search
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let mut id_query = query.separated(" OR ");
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for id in id_vec {
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match hex_range(id) {
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Some(HexSearch::Exact(ex)) => {
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id_query
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.push("(id = ")
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.push_bind_unseparated(ex)
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.push_unseparated(")");
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}
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Some(HexSearch::Range(lower, upper)) => {
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id_query
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.push("(id > ")
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.push_bind_unseparated(lower)
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.push_unseparated(" AND id < ")
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.push_bind_unseparated(upper)
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.push_unseparated(")");
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}
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Some(HexSearch::LowerOnly(lower)) => {
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id_query
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.push("(id > ")
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.push_bind_unseparated(lower)
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.push_unseparated(")");
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}
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None => {
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info!("Could not parse hex range from id {:?}", id);
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}
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}
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}
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query.push(")");
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}
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query.push(")");
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}
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// Query for tags
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@ -881,6 +882,9 @@ fn query_from_filter(f: &ReqFilter) -> Option<QueryBuilder<Postgres>> {
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let mut push_or = false;
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query.push("e.id IN (SELECT ee.id FROM \"event\" ee LEFT JOIN tag t on ee.id = t.event_id WHERE ee.hidden != 1::bit(1) and ");
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for (key, val) in map.iter() {
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if val.is_empty() {
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return None;
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}
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if push_or {
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query.push(" OR ");
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}
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@ -1065,4 +1069,21 @@ mod tests {
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let q = query_from_filter(&filter).unwrap();
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assert_eq!(q.sql(), "SELECT e.\"content\", e.created_at FROM \"event\" e WHERE e.kind in ($1) AND e.id IN (SELECT ee.id FROM \"event\" ee LEFT JOIN tag t on ee.id = t.event_id WHERE ee.hidden != 1::bit(1) and (t.\"name\" = $2 AND (value in ($3))) OR (t.\"name\" = $4 AND (value in ($5)))) AND e.hidden != 1::bit(1) AND (e.expires_at IS NULL OR e.expires_at > now()) ORDER BY e.created_at ASC LIMIT 1000")
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}
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#[test]
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fn test_query_empty_tags() {
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let filter = ReqFilter {
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ids: None,
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kinds: Some(vec![1, 6, 16, 30023, 1063, 6969]),
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since: Some(1700697846),
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until: None,
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authors: None,
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limit: None,
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tags: Some(HashMap::from([
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('a', HashSet::new())
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])),
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force_no_match: false,
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};
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assert!(query_from_filter(&filter).is_none());
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}
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}
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