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August 29, 2015 14:13
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hoge
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package main | |
import ( | |
"fmt" | |
"io" | |
"net/http" | |
"net/url" | |
"os" | |
"strings" | |
"sync" | |
"github.com/PuerkitoBio/goquery" | |
) | |
var stock = []string{} | |
var base string = "http://blog.golang.org/" | |
var i int = 0 | |
var wg = new(sync.WaitGroup) | |
func main() { | |
doc, _ := goquery.NewDocument(base) | |
result := makeUrl(doc) | |
results := GetUrl(result) | |
for len(results) > 0 { | |
results = GetUrl(results) | |
} | |
fmt.Println(results) | |
wg.Wait() | |
} | |
func GetUrl(urls []*url.URL) []*url.URL { | |
sorceUrl := []*url.URL{} | |
L: | |
for _, item := range urls { | |
url_string := item.String() | |
if !strings.Contains(url_string, base) { | |
continue L | |
} | |
for e := 0; e < len(stock); e++ { | |
if url_string == stock[e] { | |
continue L | |
} | |
} | |
fmt.Println(url_string) | |
stock = append(stock, url_string) | |
doc, _ := goquery.NewDocument(base) | |
results := makeUrl(doc) | |
wg.Add(1) | |
go GetImage(doc) | |
sorceUrl = append(sorceUrl, results...) | |
} | |
fmt.Println("hohohohohohohohohoho") | |
return sorceUrl | |
} | |
func makeUrl(doc *goquery.Document) []*url.URL { | |
var result []*url.URL | |
doc.Find("a").Each(func(_ int, s *goquery.Selection) { | |
target, _ := s.Attr("href") | |
base, _ := url.Parse(base) | |
targets, _ := url.Parse(target) | |
result = append(result, base.ResolveReference(targets)) | |
}) | |
return result | |
} | |
func GetImage(doc *goquery.Document) { | |
var result []*url.URL | |
doc.Find("img").Each(func(_ int, s *goquery.Selection) { | |
target, _ := s.Attr("src") | |
base, _ := url.Parse(base) | |
targets, _ := url.Parse(target) | |
result = append(result, base.ResolveReference(targets)) | |
}) | |
for _, imageUrl := range result { | |
imageUrl_String := imageUrl.String() | |
response, err := http.Get(imageUrl_String) | |
if err != nil { | |
panic(err) | |
} | |
defer response.Body.Close() | |
file, err := os.Create(fmt.Sprintf("hoge%d.jpg", i)) | |
i++ | |
if err != nil { | |
panic(err) | |
} | |
defer file.Close() | |
io.Copy(file, response.Body) | |
} | |
wg.Done() | |
} |
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