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// Copyright 2020 The Gogs Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package app
import (
"net/http"
"github.com/microcosm-cc/bluemonday"
"gopkg.in/macaron.v1"
)
func ipynbSanitizer() *bluemonday.Policy {
p := bluemonday.UGCPolicy()
p.AllowAttrs("class", "data-prompt-number").OnElements("div")
p.AllowAttrs("class").OnElements("img")
p.AllowURLSchemes("data")
return p
}
func SanitizeIpynb() macaron.Handler {
p := ipynbSanitizer()
return func(c *macaron.Context) {
html, err := c.Req.Body().String()
if err != nil {
c.Error(http.StatusInternalServerError, "read body")
return
}
c.PlainText(http.StatusOK, []byte(p.Sanitize(html)))
}
}
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