/
main.go
100 lines (87 loc) · 2.37 KB
/
main.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
package main
import (
"fmt"
"github.com/ChimeraCoder/anaconda"
"github.com/bitly/go-simplejson"
"github.com/garyburd/redigo/redis"
"github.com/soveran/redisurl"
"io/ioutil"
"net/http"
"net/url"
"os"
"strconv"
)
// Endpoint of nyanpass.com.
const URLEndpoint = "http://nyanpass.com"
// URL for getting nyampass count.
const GetURL = "http://nyanpass.com/get"
func main() {
c := getRedisConn()
defer c.Close()
currentNyanpass := getCurrentNyanpass()
pastNyanpass := getPastNyanpass(c)
c.Do("set", "count", currentNyanpass)
if pastNyanpass == 0 {
os.Exit(0)
}
diff := currentNyanpass - pastNyanpass
api := getTwitterAPI(c)
defer api.Close()
text := fmt.Sprintf("にゃんぱすー\n今日は%dにゃんぱすーなんなー\n合計%dにゃんぱすーなんなー\n%s", diff, currentNyanpass, URLEndpoint)
tweet, err := api.PostTweet(text, nil)
checkErr(err)
fmt.Println(tweet.Text)
}
func getRedisConn() redis.Conn {
if url := os.Getenv("REDIS_URL"); url != "" {
conn, err := redisurl.ConnectToURL(url)
checkErr(err)
return conn
}
hostname, err := os.Hostname()
checkErr(err)
conn, err := redis.Dial("tcp", hostname+":6379")
checkErr(err)
return conn
}
func getCurrentNyanpass() int64 {
v := url.Values{}
v.Set("nyan", "pass")
resp, err := http.PostForm(GetURL, v)
checkErr(err)
defer resp.Body.Close()
rf, err := ioutil.ReadAll(resp.Body)
checkErr(err)
js, err := simplejson.NewJson(rf)
checkErr(err)
currentCount, err := js.Get("cnt").String()
checkErr(err)
countInt64, err := strconv.ParseInt(currentCount, 10, 64)
return countInt64
}
func getPastNyanpass(c redis.Conn) int64 {
var pastCount int64
var err error
if pastCount, err = redis.Int64(c.Do("get", "count")); err != nil {
pastCount = 0
}
return pastCount
}
func getTwitterAPI(c redis.Conn) *anaconda.TwitterApi {
consumerKey := os.Getenv("CONSUMER_KEY")
consumerSecret := os.Getenv("CONSUMER_SECRET")
accessToken := os.Getenv("ACCESS_TOKEN")
accessTokenSecret := os.Getenv("ACCESS_TOKEN_SECRET")
if consumerKey == "" || consumerSecret == "" || accessToken == "" || accessTokenSecret == "" {
panic("うち、機械(Twitter)にはうといのん")
}
anaconda.SetConsumerKey(consumerKey)
anaconda.SetConsumerSecret(consumerSecret)
return anaconda.NewTwitterApi(accessToken, accessTokenSecret)
}
func checkErr(err error) {
if err != nil {
fmt.Println("すこー")
panic(err)
}
}