Finish Twitter integration, start on web service
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Tyler
parent
a5f2d06861
commit
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@ -72,7 +72,7 @@ func (api *LinkInfoApi) DefaultLinkHandler(link string) (*LinkInfo, error) {
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switch contentType {
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case contentTypeHtml:
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if contentLength > 0 && contentLength < maxBodySizeBytes {
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if contentLength >= 0 && contentLength < maxBodySizeBytes {
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err = api.retrieveHtmlLinkTitle(ret, link)
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break
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}
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7
go.mod
7
go.mod
@ -2,4 +2,9 @@ module meow.tf/go/linkinfo
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go 1.12
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require github.com/PuerkitoBio/goquery v1.5.0
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require (
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github.com/PuerkitoBio/goquery v1.5.0
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github.com/caarlos0/env/v6 v6.1.0
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github.com/dghubble/go-twitter v0.0.0-20190719072343-39e5462e111f
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github.com/dghubble/oauth1 v0.6.0
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)
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25
go.sum
25
go.sum
@ -2,6 +2,31 @@ github.com/PuerkitoBio/goquery v1.5.0 h1:uGvmFXOA73IKluu/F84Xd1tt/z07GYm8X49XKHP
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github.com/PuerkitoBio/goquery v1.5.0/go.mod h1:qD2PgZ9lccMbQlc7eEOjaeRlFQON7xY8kdmcsrnKqMg=
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github.com/andybalholm/cascadia v1.0.0 h1:hOCXnnZ5A+3eVDX8pvgl4kofXv2ELss0bKcqRySc45o=
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github.com/andybalholm/cascadia v1.0.0/go.mod h1:GsXiBklL0woXo1j/WYWtSYYC4ouU9PqHO0sqidkEA4Y=
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github.com/caarlos0/env/v6 v6.1.0 h1:4FbM+HmZA/Q5wdSrH2kj0KQXm7xnhuO8y3TuOTnOvqc=
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github.com/caarlos0/env/v6 v6.1.0/go.mod h1:iUA6X3VCAOwDhoqvgKlTGjjwJzQseIJaFYApUqQkt+8=
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github.com/cenkalti/backoff v2.1.1+incompatible h1:tKJnvO2kl0zmb/jA5UKAt4VoEVw1qxKWjE/Bpp46npY=
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github.com/cenkalti/backoff v2.1.1+incompatible/go.mod h1:90ReRw6GdpyfrHakVjL/QHaoyV4aDUVVkXQJJJ3NXXM=
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github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
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github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/dghubble/go-twitter v0.0.0-20190719072343-39e5462e111f h1:M2wB039zeS1/LZtN/3A7tWyfctiOBL4ty5PURBmDdWU=
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github.com/dghubble/go-twitter v0.0.0-20190719072343-39e5462e111f/go.mod h1:xfg4uS5LEzOj8PgZV7SQYRHbG7jPUnelEiaAVJxmhJE=
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github.com/dghubble/oauth1 v0.6.0 h1:m1yC01Ohc/eF38jwZ8JUjL1a+XHHXtGQgK+MxQbmSx0=
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github.com/dghubble/oauth1 v0.6.0/go.mod h1:8pFdfPkv/jr8mkChVbNVuJ0suiHe278BtWI4Tk1ujxk=
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github.com/dghubble/sling v1.3.0 h1:pZHjCJq4zJvc6qVQ5wN1jo5oNZlNE0+8T/h0XeXBUKU=
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github.com/dghubble/sling v1.3.0/go.mod h1:XXShWaBWKzNLhu2OxikSNFrlsvowtz4kyRuXUG7oQKY=
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github.com/google/go-querystring v1.0.0 h1:Xkwi/a1rcvNg1PPYe5vI8GbeBY/jrVuDX5ASuANWTrk=
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github.com/google/go-querystring v1.0.0/go.mod h1:odCYkC5MyYFN7vkCjXpyrEuKhc/BUO6wN/zVPAxq5ck=
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github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
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github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
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github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
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github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk=
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github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
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golang.org/x/net v0.0.0-20180218175443-cbe0f9307d01/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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golang.org/x/net v0.0.0-20181114220301-adae6a3d119a h1:gOpx8G595UYyvj8UK4+OFyY4rx037g3fmfhe5SasG3U=
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golang.org/x/net v0.0.0-20181114220301-adae6a3d119a/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
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gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
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11
linkinfo.go
11
linkinfo.go
@ -16,6 +16,7 @@ type LinkInfoApi struct {
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Imgur *ImgurInfoApi
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Youtube *YoutubeInfoApi
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Twitter *TwitterInfoApi
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linkHandlers []*LinkHandler
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}
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@ -41,6 +42,9 @@ func New(opts ...Option) *LinkInfoApi {
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api.Imgur = &ImgurInfoApi{api, opt.(*ImgurOptions)}
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case *YoutubeOptions:
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api.Youtube = &YoutubeInfoApi{api, opt.(*YoutubeOptions)}
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case *TwitterOptions:
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api.Twitter = &TwitterInfoApi{opts: opt.(*TwitterOptions)}
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api.Twitter.Init()
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}
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}
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@ -65,6 +69,13 @@ func (i *LinkInfoApi) registerDefaultHandlers() {
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Handler: i.Youtube.Handler,
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})
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}
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if i.Twitter != nil {
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i.linkHandlers = append(i.linkHandlers, &LinkHandler{
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Hosts: twitterHosts,
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Handler: i.Twitter.Handler,
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})
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}
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}
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func (i *LinkInfoApi) AddHandler(handler *LinkHandler) {
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113
service/main.go
113
service/main.go
@ -1,15 +1,128 @@
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package main
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import (
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"encoding/json"
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"github.com/caarlos0/env/v6"
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"log"
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"meow.tf/go/linkinfo"
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"net"
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"net/http"
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"os"
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"time"
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)
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var (
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api *linkinfo.LinkInfoApi
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)
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type apiConfig struct {
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LocalAddress string `env:"LOCAL_ADDRESS"`
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ImgurClientId string `env:"IMGUR_CLIENT_ID"`
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YoutubeKey string `env:"YOUTUBE_KEY"`
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TwitterConsumerKey string `env:"TWITTER_CONSUMER_KEY"`
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TwitterConsumerSecret string `env:"TWITTER_CONSUMER_SECRET"`
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TwitterToken string `env:"TWITTER_TOKEN"`
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TwitterTokenSecret string `env:"TWITTER_TOKEN_SECRET"`
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}
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func main() {
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config := &apiConfig{}
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if err := env.Parse(config); err != nil {
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log.Fatalln("Unable to load config from env")
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}
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opts := make([]linkinfo.Option, 0)
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if config.ImgurClientId != "" {
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opts = append(opts, &linkinfo.ImgurOptions{
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ClientId: config.ImgurClientId,
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})
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}
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if config.YoutubeKey != "" {
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opts = append(opts, &linkinfo.YoutubeOptions{
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Key: config.YoutubeKey,
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})
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}
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if config.TwitterConsumerKey != "" {
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opts = append(opts, &linkinfo.TwitterOptions{
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ConsumerKey: config.TwitterConsumerKey,
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ConsumerSecret: config.TwitterConsumerSecret,
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Token: config.TwitterToken,
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TokenSecret: config.TwitterTokenSecret,
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})
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}
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api = linkinfo.New(opts...)
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if addr := os.Getenv("LOCAL_ADDRESS"); addr != "" {
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var err error
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api.Client, err = constructBoundClient(addr)
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if err != nil {
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log.Fatalln("Unable to bind client to address:", err)
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}
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}
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mux := http.NewServeMux()
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mux.HandleFunc("/info", handleInfoRequest)
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http.ListenAndServe(":8080", mux)
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}
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func handleInfoRequest(w http.ResponseWriter, r *http.Request) {
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query := r.URL.Query()
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urlStr := query.Get("url")
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if urlStr == "" {
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w.WriteHeader(http.StatusBadRequest)
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return
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}
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ret, err := api.Retrieve(urlStr)
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if err != nil {
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w.WriteHeader(http.StatusBadRequest)
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w.Write([]byte(err.Error()))
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return
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}
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w.Header().Set("Content-Type", "application/json")
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err = json.NewEncoder(w).Encode(ret)
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if err != nil {
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w.WriteHeader(http.StatusInternalServerError)
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}
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}
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func constructBoundClient(addr string) (*http.Client, error) {
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localAddr, err := net.ResolveIPAddr("ip", addr)
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if err != nil {
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return nil, err
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}
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// You also need to do this to make it work and not give you a
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// "mismatched local address type ip"
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// This will make the ResolveIPAddr a TCPAddr without needing to
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// say what SRC port number to use.
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localTCPAddr := net.TCPAddr{
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IP: localAddr.IP,
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}
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dialer := &net.Dialer{
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LocalAddr: &localTCPAddr,
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Timeout: 30 * time.Second,
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KeepAlive: 30 * time.Second,
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}
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return &http.Client{
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Transport: &http.Transport{
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DialContext: dialer.DialContext,
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},
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}, nil
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}
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61
twitter.go
61
twitter.go
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package linkinfo
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var (
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twitterHosts = []string{"twitter.com"}
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import (
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"github.com/dghubble/go-twitter/twitter"
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"github.com/dghubble/oauth1"
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"regexp"
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"strconv"
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)
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func (i *LinkInfoApi) TwitterLinkHandler(link string) (*LinkInfo, error) {
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return nil, nil
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var (
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twitterHosts = []string{"twitter.com"}
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twitterStatusRegexp = regexp.MustCompile("/status/(\\d+)")
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)
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type TwitterOptions struct {
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Option
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ConsumerKey string
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ConsumerSecret string
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Token string
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TokenSecret string
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}
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type TwitterInfoApi struct {
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opts *TwitterOptions
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client *twitter.Client
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}
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func (i *TwitterInfoApi) Init() {
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config := oauth1.NewConfig(i.opts.ConsumerKey, i.opts.ConsumerSecret)
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token := oauth1.NewToken(i.opts.Token, i.opts.TokenSecret)
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i.client = twitter.NewClient(config.Client(oauth1.NoContext, token))
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}
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func (i *TwitterInfoApi) Handler(link string) (*LinkInfo, error) {
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m := twitterStatusRegexp.FindStringSubmatch(link)
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if m == nil {
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return nil, nil
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}
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id, err := strconv.ParseInt(m[1], 10, 64)
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if err != nil {
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return nil, err
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}
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tweet, _, err := i.client.Statuses.Show(id, nil)
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if err != nil {
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return nil, err
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}
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ret := &LinkInfo{
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Title: tweet.User.Name + " on Twitter: " + tweet.Text,
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Description: tweet.Text,
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}
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return ret, nil
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}
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