mirror of
https://github.com/navidrome/navidrome.git
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111 lines
2.8 KiB
Go
111 lines
2.8 KiB
Go
package persistence
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import (
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"strings"
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"github.com/Masterminds/squirrel"
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"github.com/astaxie/beego/orm"
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"github.com/deluan/navidrome/log"
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"github.com/kennygrant/sanitize"
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)
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type search struct {
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ID string `orm:"pk;column(id)"`
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Table string `orm:"index"`
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FullText string `orm:"index"`
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}
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type searchableRepository struct {
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sqlRepository
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}
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func (r *searchableRepository) DeleteAll() error {
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_, err := r.newQuery().Filter("id__isnull", false).Delete()
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if err != nil {
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return err
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}
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return r.removeAllFromIndex(r.ormer, r.tableName)
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}
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func (r *searchableRepository) put(id string, textToIndex string, a interface{}, fields ...string) error {
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c, err := r.newQuery().Filter("id", id).Count()
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if err != nil {
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return err
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}
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if c == 0 {
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err = r.insert(a)
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if err != nil && err.Error() == "LastInsertId is not supported by this driver" {
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err = nil
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}
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} else {
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_, err = r.ormer.Update(a, fields...)
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}
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if err != nil {
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return err
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}
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return r.addToIndex(r.tableName, id, textToIndex)
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}
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func (r *searchableRepository) addToIndex(table, id, text string) error {
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item := search{ID: id, Table: table}
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err := r.ormer.Read(&item)
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if err != nil && err != orm.ErrNoRows {
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return err
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}
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sanitizedText := strings.TrimSpace(sanitize.Accents(strings.ToLower(text)))
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item = search{ID: id, Table: table, FullText: sanitizedText}
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if err == orm.ErrNoRows {
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err = r.insert(&item)
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} else {
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_, err = r.ormer.Update(&item)
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}
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return err
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}
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func (r *searchableRepository) removeFromIndex(table string, ids []string) error {
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var offset int
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for {
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var subset = paginateSlice(ids, offset, batchSize)
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if len(subset) == 0 {
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break
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}
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log.Trace("Deleting searchable items", "table", table, "num", len(subset), "from", offset)
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offset += len(subset)
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_, err := r.ormer.QueryTable(&search{}).Filter("table", table).Filter("id__in", subset).Delete()
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if err != nil {
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return err
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}
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}
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return nil
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}
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func (r *searchableRepository) removeAllFromIndex(o orm.Ormer, table string) error {
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_, err := o.QueryTable(&search{}).Filter("table", table).Delete()
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return err
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}
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func (r *searchableRepository) doSearch(table string, q string, offset, size int, results interface{}, orderBys ...string) error {
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q = strings.TrimSpace(sanitize.Accents(strings.ToLower(strings.TrimSuffix(q, "*"))))
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if len(q) <= 2 {
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return nil
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}
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sq := squirrel.Select("*").From(table)
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sq = sq.Limit(uint64(size)).Offset(uint64(offset))
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if len(orderBys) > 0 {
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sq = sq.OrderBy(orderBys...)
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}
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sq = sq.Join("search").Where("search.id = " + table + ".id")
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parts := strings.Split(q, " ")
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for _, part := range parts {
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sq = sq.Where(squirrel.Or{
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squirrel.Like{"full_text": part + "%"},
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squirrel.Like{"full_text": "%" + part + "%"},
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})
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}
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sql, args, err := sq.ToSql()
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if err != nil {
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return err
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}
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_, err = r.ormer.Raw(sql, args...).QueryRows(results)
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return err
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}
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