36 lines
748 B
Go
36 lines
748 B
Go
package imaging
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import (
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domain "RenewCMS/internal/domain/image"
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"errors"
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)
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var errMalformedContainer = errors.New("malformed image container")
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type MetadataStripper struct{}
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var _ domain.MetadataStripper = &MetadataStripper{}
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func NewMetadataStripper() *MetadataStripper {
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return &MetadataStripper{}
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}
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func (s *MetadataStripper) Strip(contentType string, data []byte) ([]byte, error) {
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var stripped []byte
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var err error
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switch contentType {
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case "image/jpeg":
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stripped, err = stripJPEG(data)
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case "image/png":
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stripped, err = stripPNG(data)
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case "image/webp":
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stripped, err = stripWebP(data)
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default:
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return data, nil
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}
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if err != nil {
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return nil, errors.Join(domain.ErrImageUnreadable, err)
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}
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return stripped, nil
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}
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