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- // Copyright 2022 The Gitea Authors. All rights reserved.
- // Use of this source code is governed by a MIT-style
- // license that can be found in the LICENSE file.
-
- //go:generate go run invisible/generate.go -v -o ./invisible_gen.go
-
- //go:generate go run ambiguous/generate.go -v -o ./ambiguous_gen.go ambiguous/ambiguous.json
-
- package charset
-
- import (
- "io"
- "strings"
-
- "code.gitea.io/gitea/modules/log"
- "code.gitea.io/gitea/modules/translation"
- )
-
- // RuneNBSP is the codepoint for NBSP
- const RuneNBSP = 0xa0
-
- // EscapeControlHTML escapes the unicode control sequences in a provided html document
- func EscapeControlHTML(text string, locale translation.Locale, allowed ...rune) (escaped *EscapeStatus, output string) {
- sb := &strings.Builder{}
- outputStream := &HTMLStreamerWriter{Writer: sb}
- streamer := NewEscapeStreamer(locale, outputStream, allowed...).(*escapeStreamer)
-
- if err := StreamHTML(strings.NewReader(text), streamer); err != nil {
- streamer.escaped.HasError = true
- log.Error("Error whilst escaping: %v", err)
- }
- return streamer.escaped, sb.String()
- }
-
- // EscapeControlReaders escapes the unicode control sequences in a provider reader and writer in a locale and returns the findings as an EscapeStatus and the escaped []byte
- func EscapeControlReader(reader io.Reader, writer io.Writer, locale translation.Locale, allowed ...rune) (escaped *EscapeStatus, err error) {
- outputStream := &HTMLStreamerWriter{Writer: writer}
- streamer := NewEscapeStreamer(locale, outputStream, allowed...).(*escapeStreamer)
-
- if err = StreamHTML(reader, streamer); err != nil {
- streamer.escaped.HasError = true
- log.Error("Error whilst escaping: %v", err)
- }
- return streamer.escaped, err
- }
-
- // EscapeControlString escapes the unicode control sequences in a provided string and returns the findings as an EscapeStatus and the escaped string
- func EscapeControlString(text string, locale translation.Locale, allowed ...rune) (escaped *EscapeStatus, output string) {
- sb := &strings.Builder{}
- outputStream := &HTMLStreamerWriter{Writer: sb}
- streamer := NewEscapeStreamer(locale, outputStream, allowed...).(*escapeStreamer)
-
- if err := streamer.Text(text); err != nil {
- streamer.escaped.HasError = true
- log.Error("Error whilst escaping: %v", err)
- }
- return streamer.escaped, sb.String()
- }
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