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28 lines
508 B
Go
28 lines
508 B
Go
package main
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import (
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"bytes"
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"encoding/json"
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"strings"
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"github.com/flosch/pongo2"
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)
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func init() {
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pongo2.RegisterFilter("to_json", filterToJSON)
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}
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func filterToJSON(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, *pongo2.Error) {
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var buf = new(bytes.Buffer)
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err := json.NewEncoder(buf).Encode(in.Interface())
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if err != nil {
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return nil, &pongo2.Error{
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Sender: "to_json",
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OrigError: err,
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}
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}
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result := strings.TrimSpace(buf.String())
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return pongo2.AsValue(result), nil
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}
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