mirror of
https://github.com/superseriousbusiness/gotosocial.git
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aa07750bdb* use bun.Ident for user queries * use bun.Ident for account queries * use bun.Ident for media queries * add DeleteAccount func * remove CaseInsensitive in Where+use Ident ipv Safe * update admin db * update domain, use ident * update emoji, use ident * update instance queries, use bun.Ident * fix media * update mentions, use bun ident * update relationship + tests * use tableexpr * add test follows to bun db test suite * update notifications * updatebyprimarykey => updatebyid * fix session * prefer explicit ID to pk * fix little fucky wucky * remove workaround * use proper db func for attachment selection * update status db * add m2m entries in test rig * fix up timeline * go fmt * fix status put issue * update GetAccountStatuses
102 lines
3 KiB
Go
102 lines
3 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package bundb
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import (
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"github.com/superseriousbusiness/gotosocial/internal/db"
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"github.com/uptrace/bun"
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)
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// whereEmptyOrNull is a convenience function to return a bun WhereGroup that specifies
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// that the given column should be EITHER an empty string OR null.
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//
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// Use it as follows:
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//
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// q = q.WhereGroup(" AND ", whereEmptyOrNull("whatever_column"))
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func whereEmptyOrNull(column string) func(*bun.SelectQuery) *bun.SelectQuery {
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return func(q *bun.SelectQuery) *bun.SelectQuery {
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return q.
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WhereOr("? IS NULL", bun.Ident(column)).
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WhereOr("? = ''", bun.Ident(column))
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}
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}
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// whereNotEmptyAndNotNull is a convenience function to return a bun WhereGroup that specifies
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// that the given column should be NEITHER an empty string NOR null.
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//
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// Use it as follows:
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//
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// q = q.WhereGroup(" AND ", whereNotEmptyAndNotNull("whatever_column"))
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func whereNotEmptyAndNotNull(column string) func(*bun.SelectQuery) *bun.SelectQuery {
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return func(q *bun.SelectQuery) *bun.SelectQuery {
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return q.
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Where("? IS NOT NULL", bun.Ident(column)).
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Where("? != ''", bun.Ident(column))
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}
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}
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// updateWhere parses []db.Where and adds it to the given update query.
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func updateWhere(q *bun.UpdateQuery, where []db.Where) {
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for _, w := range where {
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query, args := parseWhere(w)
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q = q.Where(query, args...)
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}
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}
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// selectWhere parses []db.Where and adds it to the given select query.
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func selectWhere(q *bun.SelectQuery, where []db.Where) {
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for _, w := range where {
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query, args := parseWhere(w)
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q = q.Where(query, args...)
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}
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}
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// deleteWhere parses []db.Where and adds it to the given where query.
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func deleteWhere(q *bun.DeleteQuery, where []db.Where) {
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for _, w := range where {
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query, args := parseWhere(w)
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q = q.Where(query, args...)
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}
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}
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// parseWhere looks through the options on a single db.Where entry, and
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// returns the appropriate query string and arguments.
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func parseWhere(w db.Where) (query string, args []interface{}) {
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if w.Not {
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if w.Value == nil {
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query = "? IS NOT NULL"
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args = []interface{}{bun.Ident(w.Key)}
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return
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}
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query = "? != ?"
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args = []interface{}{bun.Ident(w.Key), w.Value}
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return
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}
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if w.Value == nil {
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query = "? IS NULL"
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args = []interface{}{bun.Ident(w.Key)}
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return
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}
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query = "? = ?"
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args = []interface{}{bun.Ident(w.Key), w.Value}
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return
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}
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