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goquery example
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package main | |
/* | |
* Script that scrapes google front page | |
* Usage: ./google [<query>] | |
* e.g. ./google hacker news | |
*/ | |
import ( | |
"fmt" | |
"net/http" | |
"net/url" | |
"io" | |
"os" | |
"strings" | |
"github.com/PuerkitoBio/goquery" | |
) | |
func checkError(err error){ | |
if err != nil { | |
panic(err) | |
os.Exit(1) | |
} | |
} | |
func main() { | |
query := strings.Join(os.Args[1:], "+") | |
response, err := http.Get("http://google.com/search?q=" + query) | |
checkError(err) | |
defer response.Body.Close() | |
doc, err := goquery.NewDocumentFromReader(io.Reader(response.Body)) | |
checkError(err) | |
doc.Find("h3.r a").Each(func(i int, s *goquery.Selection) { | |
str, exists := s.Attr("href") | |
if exists { | |
u, err := url.Parse(str) | |
checkError(err) | |
m, _ := url.ParseQuery(u.RawQuery) | |
fmt.Println("\033[1;35m"+s.Text()+"\033[0m", m["q"][0]) | |
} else { | |
fmt.Println(s.Text()) | |
} | |
}) | |
} |
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