65 lines
991 B
Go
65 lines
991 B
Go
package txt
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import (
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"regexp"
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"strings"
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"github.com/photoprism/photoprism/pkg/fs"
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)
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var FileTitleRegexp = regexp.MustCompile("[\\p{L}\\-,':&+]{2,}|( [&+] )?")
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// FileTitle returns the string with the first characters of each word converted to uppercase.
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func FileTitle(s string) string {
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s = fs.BasePrefix(s, true)
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if len(s) < 3 {
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return ""
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}
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words := FileTitleRegexp.FindAllString(s, -1)
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var result []string
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found := 0
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for _, w := range words {
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w = strings.ToLower(w)
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if len(w) < 3 && found == 0 {
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continue
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}
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if _, ok := StopWords[w]; ok && found == 0 {
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continue
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}
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if UnknownWord(w) {
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continue
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}
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result = append(result, w)
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found++
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if found > 10 {
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break
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}
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}
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if found == 0 {
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return ""
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}
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title := strings.Join(result, " ")
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title = strings.ReplaceAll(title, "--", " / ")
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title = strings.ReplaceAll(title, "-", " ")
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title = strings.ReplaceAll(title, " ", " ")
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if len(title) <= 4 {
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return ""
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}
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return Title(title)
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}
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