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Try serving media locally

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This commit is contained in:
Luke Granger-Brown 2020-10-21 23:58:23 +00:00
parent 23c7f8e520
commit d91b1baebc
2 changed files with 54 additions and 5 deletions
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19
go/twitterchiver/viewer/templates/tweets.html
View file

@ -105,6 +105,9 @@ a:hover {
width: 100%;
object-fit: cover;
}
.media-video {
width: 100%;
}
</style>
<h1>Twitterchiver: {{.TwitterUsername}}</h1>
{{if .Query}}
@ -141,9 +144,19 @@ a:hover {
<div class="media">
{{range $entity := .Object.extended_entities.media}}
<div class="media-item">
<a href="{{$entity.expanded_url}}" class="media-link">
<img src="{{$entity.media_url_https}}" class="media-img">
</a>
{{if eq $entity.type "video"}}
<video controls poster="{{rewriteURL $entity.media_url_https}}" class="media-video">
{{with bestVariant $entity.video_info.variants}}
{{if .}}
<source src="{{rewriteURL .url}}" type="video/mp4">
{{end}}
{{end}}
</video>
{{else}}
<a href="{{$entity.expanded_url}}" class="media-link">
<img src="{{rewriteURL $entity.media_url_https}}" class="media-img">
</a>
{{end}}
</div>
{{end}}
</div>

40
go/twitterchiver/viewer/viewer.go
View file

@ -10,6 +10,8 @@ import (
"fmt"
"log"
"net/http"
"net/url"
"path"
"sort"
"strconv"
"strings"
@ -28,9 +30,14 @@ var (
databaseURL = flag.String("database_url", "", "Database URL")
userMapping = userMap{}
localDisableAuth = flag.String("local_auth_override_user", "", "Disable authn/authz - used for dev - set to username")
mediaDirectory = flag.String("media_dir", "/media", "Archived media directory")
indexTmpl = template.Must(template.ParseFiles("templates/index.html"))
tweetsTmpl = template.Must(template.ParseFiles("templates/tweets.html"))
funcMap = template.FuncMap{
"rewriteURL": rewriteURL,
"bestVariant": bestVariant,
}
indexTmpl = template.Must(template.New("index.html").Funcs(funcMap).ParseFiles("templates/index.html"))
tweetsTmpl = template.Must(template.New("tweets.html").Funcs(funcMap).ParseFiles("templates/tweets.html"))
)
func init() {
@ -65,6 +72,34 @@ func (um userMap) Set(v string) error {
return nil
}
func rewriteURL(u string) string {
p, err := url.Parse(u)
if err != nil {
return ""
}
ps := strings.TrimLeft(p.Path, "/")
return path.Join("/media", p.Host, ps)
}
func bestVariant(vs []interface{}) interface{} {
var bestBitrate float64 = -1
var bestVariant interface{}
for _, v := range vs {
v := v.(map[string]interface{})
if v["content_type"].(string) == "application/x-mpegURL" {
// m3u8 isn't very interesting since we'd have to parse it to get a playlist.
continue
}
br := v["bitrate"].(float64)
if br > bestBitrate {
bestBitrate = br
bestVariant = v
}
}
return bestVariant
}
func main() {
flag.Parse()
ctx := context.Background()
@ -105,6 +140,7 @@ func main() {
fmt.Fprintf(rw, "<p>%s</p>", wrap)
}
authR.Handle("/media/{path}", http.StripPrefix("/media/", http.FileServer(http.Dir(*mediaDirectory))))
authR.HandleFunc("/", func(rw http.ResponseWriter, r *http.Request) {
ctx := r.Context()
user := userFromContext(ctx)