45 lines
921 B
Go
45 lines
921 B
Go
package meta
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import "strings"
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const (
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KeywordFlash = "flash"
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KeywordHdr = "hdr"
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KeywordBurst = "burst"
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KeywordPanorama = "panorama"
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KeywordEquirectangular = "equirectangular"
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)
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var AutoKeywords = []string{KeywordHdr, KeywordBurst, KeywordPanorama, KeywordEquirectangular}
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// AddKeyword appends a keyword if not exists.
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func (data *Data) AddKeyword(w string) {
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w = strings.ToLower(SanitizeString(w))
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if len(w) < 3 {
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return
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}
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if !strings.Contains(data.Keywords, w) {
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if data.Keywords == "" {
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data.Keywords = w
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} else {
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data.Keywords += ", " + w
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}
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}
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}
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// AutoAddKeywords automatically adds relevant keywords from a string (e.g. description).
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func (data *Data) AutoAddKeywords(s string) {
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s = strings.ToLower(SanitizeString(s))
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if len(s) < 3 {
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return
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}
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for _, w := range AutoKeywords {
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if strings.Contains(s, w) {
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data.AddKeyword(w)
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}
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}
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}
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