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tweetsvg
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Added caching

This commit is contained in:
Marcus Noble 2021-09-04 16:41:15 +01:00
parent d061860fa2
commit 091f6a455e
3 changed files with 31 additions and 15 deletions
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1
go.mod
View File

@ -11,6 +11,7 @@ require (
github.com/garyburd/go-oauth v0.0.0-20180319155456-bca2e7f09a17 // indirect
github.com/grokify/html-strip-tags-go v0.0.1
github.com/joho/godotenv v1.3.0
github.com/patrickmn/go-cache v2.1.0+incompatible
github.com/rivo/uniseg v0.2.0
github.com/tmdvs/Go-Emoji-Utils v1.1.0
golang.org/x/net v0.0.0-20210119194325-5f4716e94777 // indirect

2
go.sum
View File

@ -14,6 +14,8 @@ github.com/grokify/html-strip-tags-go v0.0.1 h1:0fThFwLbW7P/kOiTBs03FsJSV9RM2M/Q
github.com/grokify/html-strip-tags-go v0.0.1/go.mod h1:2Su6romC5/1VXOQMaWL2yb618ARB8iVo6/DR99A6d78=
github.com/joho/godotenv v1.3.0 h1:Zjp+RcGpHhGlrMbJzXTrZZPrWj+1vfm90La1wgB6Bhc=
github.com/joho/godotenv v1.3.0/go.mod h1:7hK45KPybAkOC6peb+G5yklZfMxEjkZhHbwpqxOKXbg=
github.com/patrickmn/go-cache v2.1.0+incompatible h1:HRMgzkcYKYpi3C8ajMPV8OFXaaRUnok+kx1WdO15EQc=
github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
github.com/rivo/uniseg v0.2.0 h1:S1pD9weZBuJdFmowNwbpi7BJ8TNftyUImj/0WQi72jY=
github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
github.com/tmdvs/Go-Emoji-Utils v1.1.0 h1:gtPix7HZPrd49+MNDcuRLvv4xVNxCE5wgjqyuvmbyYg=

15
main.go
View File

@ -18,6 +18,7 @@ import (
"github.com/ChimeraCoder/anaconda"
strip "github.com/grokify/html-strip-tags-go"
"github.com/joho/godotenv"
"github.com/patrickmn/go-cache"
"github.com/rivo/uniseg"
emoji "github.com/tmdvs/Go-Emoji-Utils"
)
@ -36,6 +37,8 @@ var (
accessTokenSecret string
consumerKey string
consumerSecret string
ch *cache.Cache
)
func init() {
@ -46,6 +49,8 @@ func init() {
accessTokenSecret = os.Getenv("ACCESS_TOKEN_SECRET")
consumerKey = os.Getenv("CONSUMER_KEY")
consumerSecret = os.Getenv("CONSUMER_SECRET")
ch = cache.New(24*time.Hour, 48*time.Hour)
}
func main() {
@ -78,6 +83,10 @@ func getTweet(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(400)
return
}
result, found := ch.Get(id)
if !found {
fmt.Println("No cached tweet found, generating new...")
tweet, err := api.GetTweet(i, nil)
if err != nil {
switch err := err.(type) {
@ -96,8 +105,12 @@ func getTweet(w http.ResponseWriter, r *http.Request) {
processTweet(&tweet)
result = renderTemplate(tweet, false)
ch.Set(id, result, cache.DefaultExpiration)
}
w.Header().Set("Content-type", "image/svg+xml")
_, err = w.Write(renderTemplate(tweet, false))
_, err = w.Write(result.([]byte))
if err != nil {
fmt.Println(err)
w.WriteHeader(500)