gotosocial/internal/text/formatter.go
Autumn! 49beb17a8f
[chore] Text formatting overhaul (#1406)
* Implement goldmark debug print for hashtags and mentions

* Minify HTML in FromPlain

* Convert plaintext status parser to goldmark

* Move mention/tag/emoji finding logic into formatter

* Combine mention and hashtag boundary characters

* Normalize unicode when rendering hashtags
2023-02-03 11:58:58 +01:00

59 lines
2.2 KiB
Go

/*
GoToSocial
Copyright (C) 2021-2023 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"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
)
// Formatter wraps some logic and functions for parsing statuses and other text input into nice html.
// Each of the member functions returns a struct containing the formatted HTML and any tags, mentions, and
// emoji that were found in the text.
type Formatter interface {
// FromPlain parses an HTML text from a plaintext.
FromPlain(ctx context.Context, pmf gtsmodel.ParseMentionFunc, authorID string, statusID string, plain string) *FormatResult
// FromMarkdown parses an HTML text from a markdown-formatted text.
FromMarkdown(ctx context.Context, pmf gtsmodel.ParseMentionFunc, authorID string, statusID string, md string) *FormatResult
// FromPlainEmojiOnly parses an HTML text from a plaintext, only parsing emojis and not mentions etc.
FromPlainEmojiOnly(ctx context.Context, pmf gtsmodel.ParseMentionFunc, authorID string, statusID string, plain string) *FormatResult
}
type FormatFunc func(ctx context.Context, pmf gtsmodel.ParseMentionFunc, authorID string, statusID string, text string) *FormatResult
type formatter struct {
db db.DB
}
// NewFormatter returns a new Formatter interface for parsing statuses and other text input into nice html.
func NewFormatter(db db.DB) Formatter {
return &formatter{
db: db,
}
}
type FormatResult struct {
HTML string
Mentions []*gtsmodel.Mention
Tags []*gtsmodel.Tag
Emojis []*gtsmodel.Emoji
}