mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-12-22 10:12:11 +00:00
[bugfix] Narrow search scope for accounts starting with '@'; don't LOWER SQLite text searches (#2435)
This commit is contained in:
tobi
GitHub
parent
d60edf7ec6
commit
3f070a442a
|
|
@ -67,7 +67,7 @@ type searchDB struct {
|
|||
// WHERE (("account"."domain" IS NULL) OR ("account"."domain" != "account"."username"))
|
||||
// AND ("account"."id" < 'ZZZZZZZZZZZZZZZZZZZZZZZZZZ')
|
||||
// AND ("account"."id" IN (SELECT "target_account_id" FROM "follows" WHERE ("account_id" = '016T5Q3SQKBT337DAKVSKNXXW1')))
|
||||
// AND ((SELECT LOWER("account"."username" || COALESCE("account"."display_name", '') || COALESCE("account"."note", '')) AS "account_text") LIKE '%turtle%' ESCAPE '\')
|
||||
// AND ((SELECT "account"."username" || COALESCE("account"."display_name", '') || COALESCE("account"."note", '') AS "account_text") LIKE '%turtle%' ESCAPE '\')
|
||||
// ORDER BY "account"."id" DESC LIMIT 10
|
||||
func (s *searchDB) SearchForAccounts(
|
||||
ctx context.Context,
|
||||
|
|
@ -128,12 +128,20 @@ func (s *searchDB) SearchForAccounts(
|
|||
)
|
||||
}
|
||||
|
||||
// Select account text as subquery.
|
||||
accountTextSubq := s.accountText(following)
|
||||
|
||||
// Search using LIKE for matches of query
|
||||
// string within accountText subquery.
|
||||
q = whereLike(q, accountTextSubq, query)
|
||||
if strings.HasPrefix(query, "@") {
|
||||
// Query looks a bit like a username.
|
||||
// Normalize it and just look for
|
||||
// usernames that start with query.
|
||||
query = query[1:]
|
||||
subQ := s.accountUsername()
|
||||
q = whereStartsLike(q, subQ, query)
|
||||
} else {
|
||||
// Query looks like arbitrary string.
|
||||
// Search using LIKE for matches of query
|
||||
// string within accountText subquery.
|
||||
subQ := s.accountText(following)
|
||||
q = whereLike(q, subQ, query)
|
||||
}
|
||||
|
||||
if limit > 0 {
|
||||
// Limit amount of accounts returned.
|
||||
|
|
@ -191,7 +199,15 @@ func (s *searchDB) followedAccounts(accountID string) *bun.SelectQuery {
|
|||
Where("? = ?", bun.Ident("follow.account_id"), accountID)
|
||||
}
|
||||
|
||||
// statusText returns a subquery that selects a concatenation
|
||||
// accountUsername returns a subquery that just selects
|
||||
// from account usernames, without concatenation.
|
||||
func (s *searchDB) accountUsername() *bun.SelectQuery {
|
||||
return s.db.
|
||||
NewSelect().
|
||||
Column("account.username")
|
||||
}
|
||||
|
||||
// accountText returns a subquery that selects a concatenation
|
||||
// of account username and display name as "account_text". If
|
||||
// `following` is true, then account note will also be included
|
||||
// in the concatenation.
|
||||
|
|
@ -226,14 +242,17 @@ func (s *searchDB) accountText(following bool) *bun.SelectQuery {
|
|||
// different number of placeholders depending on
|
||||
// following/not following. COALESCE calls ensure
|
||||
// that we're not trying to concatenate null values.
|
||||
//
|
||||
// SQLite search is case insensitive.
|
||||
// Postgres searches get lowercased.
|
||||
d := s.db.Dialect().Name()
|
||||
switch {
|
||||
|
||||
case d == dialect.SQLite && following:
|
||||
query = "LOWER(? || COALESCE(?, ?) || COALESCE(?, ?)) AS ?"
|
||||
query = "? || COALESCE(?, ?) || COALESCE(?, ?) AS ?"
|
||||
|
||||
case d == dialect.SQLite && !following:
|
||||
query = "LOWER(? || COALESCE(?, ?)) AS ?"
|
||||
query = "? || COALESCE(?, ?) AS ?"
|
||||
|
||||
case d == dialect.PG && following:
|
||||
query = "LOWER(CONCAT(?, COALESCE(?, ?), COALESCE(?, ?))) AS ?"
|
||||
|
|
@ -255,7 +274,7 @@ func (s *searchDB) accountText(following bool) *bun.SelectQuery {
|
|||
// WHERE ("status"."boost_of_id" IS NULL)
|
||||
// AND (("status"."account_id" = '01F8MH1H7YV1Z7D2C8K2730QBF') OR ("status"."in_reply_to_account_id" = '01F8MH1H7YV1Z7D2C8K2730QBF'))
|
||||
// AND ("status"."id" < 'ZZZZZZZZZZZZZZZZZZZZZZZZZZ')
|
||||
// AND ((SELECT LOWER("status"."content" || COALESCE("status"."content_warning", '')) AS "status_text") LIKE '%hello%' ESCAPE '\')
|
||||
// AND ((SELECT "status"."content" || COALESCE("status"."content_warning", '') AS "status_text") LIKE '%hello%' ESCAPE '\')
|
||||
// ORDER BY "status"."id" DESC LIMIT 10
|
||||
func (s *searchDB) SearchForStatuses(
|
||||
ctx context.Context,
|
||||
|
|
@ -366,11 +385,14 @@ func (s *searchDB) statusText() *bun.SelectQuery {
|
|||
|
||||
// SQLite and Postgres use different
|
||||
// syntaxes for concatenation.
|
||||
//
|
||||
// SQLite search is case insensitive.
|
||||
// Postgres searches get lowercased.
|
||||
switch s.db.Dialect().Name() {
|
||||
|
||||
case dialect.SQLite:
|
||||
statusText = statusText.ColumnExpr(
|
||||
"LOWER(? || COALESCE(?, ?)) AS ?",
|
||||
"? || COALESCE(?, ?) AS ?",
|
||||
bun.Ident("status.content"), bun.Ident("status.content_warning"), "",
|
||||
bun.Ident("status_text"))
|
||||
|
||||
|
|
|
|||
|
|
@ -37,6 +37,24 @@ func (suite *SearchTestSuite) TestSearchAccountsTurtleAny() {
|
|||
suite.Len(accounts, 1)
|
||||
}
|
||||
|
||||
func (suite *SearchTestSuite) TestSearchAccounts1HappyWithPrefix() {
|
||||
testAccount := suite.testAccounts["local_account_1"]
|
||||
|
||||
// Query will just look for usernames that start with "1happy".
|
||||
accounts, err := suite.db.SearchForAccounts(context.Background(), testAccount.ID, "@1happy", "", "", 10, false, 0)
|
||||
suite.NoError(err)
|
||||
suite.Len(accounts, 1)
|
||||
}
|
||||
|
||||
func (suite *SearchTestSuite) TestSearchAccounts1HappyNoPrefix() {
|
||||
testAccount := suite.testAccounts["local_account_1"]
|
||||
|
||||
// Query will do the full coalesce.
|
||||
accounts, err := suite.db.SearchForAccounts(context.Background(), testAccount.ID, "1happy", "", "", 10, false, 0)
|
||||
suite.NoError(err)
|
||||
suite.Len(accounts, 1)
|
||||
}
|
||||
|
||||
func (suite *SearchTestSuite) TestSearchAccountsTurtleFollowing() {
|
||||
testAccount := suite.testAccounts["local_account_1"]
|
||||
|
||||
|
|
|
|||
|
|
@ -74,13 +74,6 @@ func (p *Processor) Accounts(
|
|||
return nil, gtserror.NewErrorBadRequest(err, err.Error())
|
||||
}
|
||||
|
||||
// Be nice and normalize query by prepending '@'.
|
||||
// This will make it easier for accountsByNamestring
|
||||
// to pick this up as a valid namestring.
|
||||
if query[0] != '@' {
|
||||
query = "@" + query
|
||||
}
|
||||
|
||||
log.
|
||||
WithContext(ctx).
|
||||
WithFields(kv.Fields{
|
||||
|
|
@ -107,9 +100,7 @@ func (p *Processor) Accounts(
|
|||
|
||||
// See if we have something that looks like a namestring.
|
||||
username, domain, err := util.ExtractNamestringParts(query)
|
||||
if err != nil {
|
||||
log.Warnf(ctx, "couldn't parse '%s' as namestring: %v", query, err)
|
||||
} else {
|
||||
if err == nil {
|
||||
if domain != "" {
|
||||
// Search was an exact namestring;
|
||||
// we can safely assume caller is
|
||||
|
|
@ -121,7 +112,7 @@ func (p *Processor) Accounts(
|
|||
|
||||
// Get all accounts we can find
|
||||
// that match the provided query.
|
||||
if err := p.accountsByNamestring(
|
||||
if err := p.accountsByUsernameDomain(
|
||||
ctx,
|
||||
requestingAccount,
|
||||
id.Highest,
|
||||
|
|
@ -137,6 +128,23 @@ func (p *Processor) Accounts(
|
|||
err = gtserror.Newf("error searching by namestring: %w", err)
|
||||
return nil, gtserror.NewErrorInternalError(err)
|
||||
}
|
||||
} else {
|
||||
// Query Doesn't look like a
|
||||
// namestring, use text search.
|
||||
if err := p.accountsByText(
|
||||
ctx,
|
||||
requestingAccount.ID,
|
||||
id.Highest,
|
||||
id.Lowest,
|
||||
limit,
|
||||
offset,
|
||||
query,
|
||||
following,
|
||||
appendAccount,
|
||||
); err != nil && !errors.Is(err, db.ErrNoEntries) {
|
||||
err = gtserror.Newf("error searching by text: %w", err)
|
||||
return nil, gtserror.NewErrorInternalError(err)
|
||||
}
|
||||
}
|
||||
|
||||
// Return whatever we got (if anything).
|
||||
|
|
|
|||
|
|
@ -165,13 +165,15 @@ func (p *Processor) Get(
|
|||
// We managed to parse query as a namestring.
|
||||
// If domain was set, this is a very specific
|
||||
// search for a particular account, so show
|
||||
// that account to the caller even if they
|
||||
// have it blocked. They might be looking
|
||||
// for it to unblock it again!
|
||||
// that account to the caller even if it's an
|
||||
// instance account and/or even if they have
|
||||
// it blocked. They might be looking for it
|
||||
// to unblock it again!
|
||||
domainSet := (domain != "")
|
||||
includeInstanceAccounts = domainSet
|
||||
includeBlockedAccounts = domainSet
|
||||
|
||||
err = p.accountsByNamestring(
|
||||
err = p.accountsByUsernameDomain(
|
||||
ctx,
|
||||
account,
|
||||
maxID,
|
||||
|
|
@ -189,24 +191,21 @@ func (p *Processor) Get(
|
|||
return nil, gtserror.NewErrorInternalError(err)
|
||||
}
|
||||
|
||||
// If domain was set, we know this is
|
||||
// a full namestring, and not a url or
|
||||
// just a username, so we should stop
|
||||
// looking now and just return what we
|
||||
// have (if anything). Otherwise we'll
|
||||
// let the search keep going.
|
||||
if domainSet {
|
||||
return p.packageSearchResult(
|
||||
ctx,
|
||||
account,
|
||||
foundAccounts,
|
||||
foundStatuses,
|
||||
foundTags,
|
||||
req.APIv1,
|
||||
includeInstanceAccounts,
|
||||
includeBlockedAccounts,
|
||||
)
|
||||
}
|
||||
// Namestrings are a pretty unique format, so
|
||||
// it's very unlikely that the caller was
|
||||
// searching for anything except an account.
|
||||
// As such, return early without falling
|
||||
// through to broader search.
|
||||
return p.packageSearchResult(
|
||||
ctx,
|
||||
account,
|
||||
foundAccounts,
|
||||
foundStatuses,
|
||||
foundTags,
|
||||
req.APIv1,
|
||||
includeInstanceAccounts,
|
||||
includeBlockedAccounts,
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -331,12 +330,12 @@ func (p *Processor) Get(
|
|||
)
|
||||
}
|
||||
|
||||
// accountsByNamestring searches for accounts using the
|
||||
// provided username and domain. If domain is not set,
|
||||
// accountsByUsernameDomain searches for accounts using
|
||||
// the provided username and domain. If domain is not set,
|
||||
// it may return more than one result by doing a text
|
||||
// search in the database for accounts matching the query.
|
||||
// Otherwise, it tries to return an exact match.
|
||||
func (p *Processor) accountsByNamestring(
|
||||
func (p *Processor) accountsByUsernameDomain(
|
||||
ctx context.Context,
|
||||
requestingAccount *gtsmodel.Account,
|
||||
maxID string,
|
||||
|
|
@ -350,10 +349,10 @@ func (p *Processor) accountsByNamestring(
|
|||
appendAccount func(*gtsmodel.Account),
|
||||
) error {
|
||||
if domain == "" {
|
||||
// No error, but no domain set. That means the query
|
||||
// looked like '@someone' which is not an exact search.
|
||||
// Try to search for any accounts that match the query
|
||||
// string, and let the caller know they should stop.
|
||||
// No domain set. That means the query looked
|
||||
// like '@someone' which is not an exact search,
|
||||
// but is still a username search. Look for any
|
||||
// usernames that start with the query string.
|
||||
return p.accountsByText(
|
||||
ctx,
|
||||
requestingAccount.ID,
|
||||
|
|
@ -361,15 +360,16 @@ func (p *Processor) accountsByNamestring(
|
|||
minID,
|
||||
limit,
|
||||
offset,
|
||||
// OK to assume username is set now. Use
|
||||
// it instead of query to omit leading '@'.
|
||||
username,
|
||||
// Add @ prefix back in to indicate
|
||||
// to search function that we want
|
||||
// an account by its username.
|
||||
"@"+username,
|
||||
following,
|
||||
appendAccount,
|
||||
)
|
||||
}
|
||||
|
||||
// No error, and domain and username were both set.
|
||||
// Domain and username were both set.
|
||||
// Caller is likely trying to search for an exact
|
||||
// match, from either a remote instance or local.
|
||||
foundAccount, err := p.accountByUsernameDomain(
|
||||
|
|
|
|||
Loading…
Reference in a new issue