70 lines
1.6 KiB
Go
70 lines
1.6 KiB
Go
package persistence
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import (
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"regexp"
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"sort"
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"strings"
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. "github.com/Masterminds/squirrel"
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"github.com/deluan/navidrome/conf"
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"github.com/kennygrant/sanitize"
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)
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var quotesRegex = regexp.MustCompile("[“”‘’'\"\\[\\(\\{\\]\\)\\}]")
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func getFullText(text ...string) string {
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fullText := sanitizeStrings(text...)
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return " " + fullText
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}
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func sanitizeStrings(text ...string) string {
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sanitizedText := strings.Builder{}
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for _, txt := range text {
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sanitizedText.WriteString(strings.TrimSpace(sanitize.Accents(strings.ToLower(txt))) + " ")
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}
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words := make(map[string]struct{})
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for _, w := range strings.Fields(sanitizedText.String()) {
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words[w] = struct{}{}
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}
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var fullText []string
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for w := range words {
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w = quotesRegex.ReplaceAllString(w, "")
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if w != "" {
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fullText = append(fullText, w)
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}
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}
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sort.Strings(fullText)
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return strings.Join(fullText, " ")
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}
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func (r sqlRepository) doSearch(q string, offset, size int, results interface{}, orderBys ...string) error {
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q = strings.TrimSpace(q)
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q = 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 := r.newSelectWithAnnotation(r.tableName + ".id").Columns("*")
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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.Where(fullTextExpr(q))
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err := r.queryAll(sq, results)
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return err
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}
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func fullTextExpr(value string) Sqlizer {
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var sep string
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if !conf.Server.SearchFullString {
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sep = " "
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}
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q := sanitizeStrings(value)
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parts := strings.Split(q, " ")
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filters := And{}
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for _, part := range parts {
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filters = append(filters, Like{"full_text": "%" + sep + part + "%"})
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}
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return filters
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}
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