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@kaakaa /anal.go
Last active Oct 17, 2016

SpeakerDeckは はてブアプリ で閲覧し辛いがために`後で読む`的に無言ブクマが多くなるのではないか
package main
import (
"fmt"
"sort"
)
func analyze_median(bc []BukumaComments) {
var result []float64
for _, v := range bc {
result = append(result, v.PercentageOfComments)
}
var s sort.Float64Slice = result
s.Sort()
fmt.Println(s[1 : len(s)-1])
fmt.Println("Ave: ", average(s[1:len(s)-1]), "\n")
}
func analyze(bc []BukumaComments) {
var result []float64
for _, v := range bc {
result = append(result, v.PercentageOfComments)
}
fmt.Println(result)
fmt.Println("Ave: ", average(result), "\n")
}
func average(f []float64) float64 {
sum := 0.0
for _, v := range f {
sum += v
}
return sum / float64(len(f))
}
package main
type CountFunction func(*Response) BukumaComments
func (r *Response) count(f CountFunction) BukumaComments {
return f(r)
}
type Response struct {
Title string
Count int
Url string
Entry_url string
Screenshot string
Eid int
Bookmarks []Bookmark
}
type Bookmark struct {
User string
Tags []string
Timestamp string
Comment string
}
package main
import (
"encoding/json"
"fmt"
"net/http"
"sync"
)
const QueryUrl = "https://b.hatena.ne.jp/entry/jsonlite/%s"
var SlideshareLinks = []string{
"http://www.slideshare.net/yutamorishige50/ss-41321443", // 2909
"http://www.slideshare.net/MoriharuOhzu/ss-14083300", // 2001
"http://www.slideshare.net/livesense/web-49772012", // 1094
"http://www.slideshare.net/matsunobu/ss-28303485", // 1049
"http://www.slideshare.net/WinderJason/ss-14830238", // 1005
"http://www.slideshare.net/masuda220/ss-14263541", // 914
"http://www.slideshare.net/TakeharuIgari/htmlcss-34506501", // 906
"http://www.slideshare.net/t_wada/exception-design-by-contract", // 905
"http://www.slideshare.net/websig/websig32-teamlab", // 842
"http://www.slideshare.net/yusukehirao/javascript-28744332", // 730
}
var SpeakerDeckLinks = []string{
"https://speakerdeck.com/ken_c_lo/zurui-design", // 2752
"https://speakerdeck.com/naoya/kai-fa-zu-zhi-manezimentofalsekotu", // 1482
"https://speakerdeck.com/naoya/webpuroguramatoshu-xue-falsejie-dian-sofalseru-rikou", // 1169
"https://speakerdeck.com/mirakui/developer-productivity-in-cookpad", // 1093
"https://speakerdeck.com/ykmc09/enziniagana-qi-woshou-reteinaitositara-sokonihaitutaihe-gaarufalsedarou-aruihaitutaihe-ganaifalsedarou", // 1005
"https://speakerdeck.com/isaoshimizu/monsutowozhi-eruinhurafalsejin-tokorekara", // 974
"https://speakerdeck.com/ken_c_lo/webenziniafalsetamefalsewebsabisudezainshi-jian-jiang-zuo", // 867
"https://speakerdeck.com/kanny/miao-jian-shu-mo-falseroguwoiigan-zinisuruakitekutiya", // 829
"https://speakerdeck.com/ken_c_lo/zuruidezaintekunituku2013-plus-semihuratuto-version", // 826
"https://speakerdeck.com/shibayu36/hatenaburogutimufalsekai-fa-hurotogithub", // 814
}
var HatenaLinks = []string{
"http://www.find-job.net/startup/api-2013", // 4510
"http://hatenanews.com/articles/201212/12134", // 3568
"http://hatenanews.com/articles/201507/23596", // 2999
"http://chronicle.g.hatena.ne.jp/rikuo/20070404", // 1487
"http://d.hatena.ne.jp/ramyana/20081022/1224695284", // 1479
"http://d.hatena.ne.jp/naoya/20131013/1381651545", // 1344
"http://blog.hatenablog.com/entry/2015/12/29/153000", // 1275
"http://hatenanews.com/articles/201106/4302", // 1019
"http://d.hatena.ne.jp/naoya/20130205/1360062070", // 1019
"http://www.itmedia.co.jp/news/articles/1303/01/news041.html", // 970
}
func main() {
targets := [][]string{SlideshareLinks, SpeakerDeckLinks, HatenaLinks}
var num int
for _, v := range targets {
num += len(v)
}
var wg sync.WaitGroup
wg.Add(num)
var ss, sp, ht []BukumaComments
execute(SlideshareLinks, &ss, &wg)
execute(SpeakerDeckLinks, &sp, &wg)
execute(HatenaLinks, &ht, &wg)
wg.Wait()
for _, v := range ss {
if v.PercentageOfComments > 0.3 {
fmt.Println(v)
}
}
for _, v := range ht {
if v.PercentageOfComments > 0.3 {
fmt.Println(v)
}
}
fmt.Println("==== Slideshare Stats ====")
analyze(ss)
fmt.Println("==== SpeakerDeck Stats ====")
analyze(sp)
fmt.Println("==== 「はてな」 Stats ====")
analyze(ht)
fmt.Println("\n*****************************\n")
fmt.Println("==== Slideshare(Median) Stats ====")
analyze_median(ss)
fmt.Println("==== SpeakerDeck(Median) Stats ====")
analyze_median(sp)
fmt.Println("==== 「はてな」(Median) Stats ====")
analyze_median(ht)
}
func execute(t []string, bc *[]BukumaComments, wg *sync.WaitGroup) {
for _, v := range t {
go func(v string) {
*bc = append(*bc, count(v))
wg.Done()
}(v)
}
}
func count(target string) BukumaComments {
url := fmt.Sprintf(QueryUrl, target)
resp, err := http.Get(url)
if err != nil {
panic(err)
}
defer resp.Body.Close()
var response Response
json.NewDecoder(resp.Body).Decode(&response)
result := response.count(countComments)
if err != nil {
panic(err)
}
return result
}
func countComments(r *Response) BukumaComments {
var c, nc int
for _, v := range r.Bookmarks {
if len(v.Comment) == 0 {
nc++
} else {
c++
}
}
return BukumaComments{
Title: r.Title,
Count: r.Count,
NumOfComments: c,
NumOfNoComments: nc,
PercentageOfComments: float64(c) / float64(c+nc),
}
}
type BukumaComments struct {
Title string
Count int
NumOfComments int
NumOfNoComments int
PercentageOfComments float64
}
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