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Force Discord to fetch fresh previews for the streams

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Signed-off-by: Knut Ahlers <knut@ahlers.me>
This commit is contained in:
Knut Ahlers 2021-08-04 15:11:35 +02:00
parent 19c1c4d7b5
commit 08c096ddb2
Signed by: luzifer
GPG key ID: 0066F03ED215AD7D
1 changed files with 13 additions and 1 deletions
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14
mod_livePosting.go
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@ -222,6 +222,18 @@ func (m modLivePosting) sendLivePost(username, displayName, title, game, preview
} }
} }
// Discord caches the images and the URLs do not change every time
// so we force Discord to load a new image every time
previewImageURL, err := url.Parse(
strings.NewReplacer(
"{width}", strconv.Itoa(livePostingPreviewWidth),
"{height}", strconv.Itoa(livePostingPreviewHeight),
).Replace(previewImage),
)
previewImageQuery := previewImageURL.Query()
previewImageQuery.Add("_discordNoCache", time.Now().Format(time.RFC3339))
previewImageURL.RawQuery = previewImageQuery.Encode()
msgEmbed := &discordgo.MessageEmbed{ msgEmbed := &discordgo.MessageEmbed{
Author: &discordgo.MessageEmbedAuthor{ Author: &discordgo.MessageEmbedAuthor{
Name: displayName, Name: displayName,
@ -232,7 +244,7 @@ func (m modLivePosting) sendLivePost(username, displayName, title, game, preview
{Name: "Game", Value: game}, {Name: "Game", Value: game},
}, },
Image: &discordgo.MessageEmbedImage{ Image: &discordgo.MessageEmbedImage{
URL: strings.NewReplacer("{width}", strconv.Itoa(livePostingPreviewWidth), "{height}", strconv.Itoa(livePostingPreviewHeight)).Replace(previewImage), URL: previewImageURL.String(),
Width: livePostingPreviewWidth, Width: livePostingPreviewWidth,
Height: livePostingPreviewHeight, Height: livePostingPreviewHeight,
}, },