mirror of
https://github.com/mickael-kerjean/filestash.git
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34 lines
892 B
Go
34 lines
892 B
Go
package plg_image_ascii
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import (
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. "github.com/mickael-kerjean/filestash/server/common"
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"github.com/qeesung/image2ascii/convert"
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"image"
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"io"
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"net/http"
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"strings"
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)
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func init() {
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Hooks.Register.ProcessFileContentBeforeSend(func(reader io.ReadCloser, ctx *App, res *http.ResponseWriter, req *http.Request) (io.ReadCloser, error) {
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value, isIn := req.URL.Query()["ascii"]
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if isIn == false {
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return reader, nil
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} else if strings.Join(value, "") == "false" {
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return reader, nil
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}
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img, _, err := image.Decode(reader)
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reader.Close()
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if err != nil {
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return NewReadCloserFromBytes([]byte("")), err
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}
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opt := convert.DefaultOptions
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opt.FixedWidth = 80
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opt.FixedHeight = 40
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out := convert.NewImageConverter().Image2ASCIIString(img, &opt)
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(*res).Header().Set("Content-Type", "application/octet-stream")
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return NewReadCloserFromBytes([]byte(out)), nil
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})
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}
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