gotosocial/internal/text/plain.go
tobi c84384e660
[bugfix] html escape special characters in text instead of totally removing them (#719)
* remove minify dependency

* tidy up some tests

* remove pre + postformat funcs

* rework sanitization + formatting

* update tests

* add some more markdown tests
2022-07-19 15:21:17 +02:00

59 lines
1.6 KiB
Go

/*
GoToSocial
Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package text
import (
"context"
"html"
"strings"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
)
// breakReplacer replaces new-lines with HTML breaks.
var breakReplacer = strings.NewReplacer(
"\r\n", "<br/>",
"\n", "<br/>",
)
func (f *formatter) FromPlain(ctx context.Context, plain string, mentions []*gtsmodel.Mention, tags []*gtsmodel.Tag) string {
// trim any crap
content := strings.TrimSpace(plain)
// clean 'er up
content = html.EscapeString(content)
// format links nicely
content = f.ReplaceLinks(ctx, content)
// format tags nicely
content = f.ReplaceTags(ctx, content, tags)
// format mentions nicely
content = f.ReplaceMentions(ctx, content, mentions)
// replace newlines with breaks
content = breakReplacer.Replace(content)
// wrap the whole thing in a pee
content = `<p>` + content + `</p>`
return SanitizeHTML(content)
}