mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-06-26 09:00:36 +00:00
879b4abde7
* add minify dependency specifically for markdown * rearrange markdown formatting * update markdown tests
62 lines
1.7 KiB
Go
62 lines
1.7 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package text
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import (
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"context"
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"github.com/russross/blackfriday/v2"
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"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
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"github.com/superseriousbusiness/gotosocial/internal/log"
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"github.com/tdewolff/minify/v2"
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"github.com/tdewolff/minify/v2/html"
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)
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var m *minify.M
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func (f *formatter) FromMarkdown(ctx context.Context, md string, mentions []*gtsmodel.Mention, tags []*gtsmodel.Tag) string {
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// format tags nicely
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content := f.ReplaceTags(ctx, md, tags)
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// format mentions nicely
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content = f.ReplaceMentions(ctx, content, mentions)
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// parse markdown
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contentBytes := blackfriday.Run([]byte(content))
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// clean anything dangerous out of it
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content = SanitizeHTML(string(contentBytes))
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if m == nil {
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m = minify.New()
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m.Add("text/html", &html.Minifier{
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KeepEndTags: true,
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KeepQuotes: true,
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KeepWhitespace: true,
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})
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}
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minified, err := m.String("text/html", content)
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if err != nil {
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log.Errorf("error minifying markdown text: %s", err)
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}
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return minified
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}
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