73 lines
2.2 KiB
Go
73 lines
2.2 KiB
Go
// maunium-stickerpicker - A fast and simple Matrix sticker picker widget.
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// Copyright (C) 2024 Tulir Asokan
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//
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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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//
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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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//
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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 <https://www.gnu.org/licenses/>.
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package main
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import (
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"context"
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"flag"
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"fmt"
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"os"
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"regexp"
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"time"
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"go.mau.fi/util/exerrors"
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"gopkg.in/yaml.v3"
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"maunium.net/go/mautrix/federation"
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"maunium.net/go/mautrix/mediaproxy"
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)
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type Config struct {
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mediaproxy.BasicConfig `yaml:",inline"`
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mediaproxy.ServerConfig `yaml:",inline"`
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}
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var configPath = flag.String("config", "config.yaml", "config file path")
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var generateServerKey = flag.Bool("generate-key", false, "generate a new server key and exit")
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var giphyIDRegex = regexp.MustCompile(`^[a-zA-Z0-9-_]+$`)
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func main() {
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flag.Parse()
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if *generateServerKey {
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fmt.Println(federation.GenerateSigningKey().SynapseString())
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} else {
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cfgFile := exerrors.Must(os.ReadFile(*configPath))
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var cfg Config
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exerrors.PanicIfNotNil(yaml.Unmarshal(cfgFile, &cfg))
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mp := exerrors.Must(mediaproxy.NewFromConfig(cfg.BasicConfig, getMedia))
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mp.KeyServer.Version.Name = "maunium-stickerpicker giphy proxy"
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mp.ForceProxyLegacyFederation = true
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exerrors.PanicIfNotNil(mp.Listen(cfg.ServerConfig))
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}
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}
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func getMedia(_ context.Context, id string) (response mediaproxy.GetMediaResponse, err error) {
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// This is not related to giphy, but random cats are always fun
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if id == "cat" {
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return &mediaproxy.GetMediaResponseURL{
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URL: "https://cataas.com/cat",
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ExpiresAt: time.Now(),
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}, nil
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}
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if !giphyIDRegex.MatchString(id) {
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return nil, mediaproxy.ErrInvalidMediaIDSyntax
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}
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return &mediaproxy.GetMediaResponseURL{
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URL: fmt.Sprintf("https://i.giphy.com/%s.webp", id),
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}, nil
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}
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