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Grabber quotationspage.com
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package main | |
import ( | |
"flag" | |
"fmt" | |
"log" | |
"net/http" | |
"time" | |
"strings" | |
"os" | |
"github.com/PuerkitoBio/goquery" | |
) | |
var ( | |
WORKERS int = 2 | |
COUNT int = 150 | |
QUOTES_FILE string = "quotes.txt" | |
) | |
func grab() <-chan string { | |
c := make(chan string) | |
for i:=0; i <= WORKERS; i++ { | |
go func(){ | |
for { | |
res, err := http.Get("http://www.quotationspage.com/random.php") | |
if err != nil { | |
log.Fatal(err) | |
} | |
defer res.Body.Close() | |
if res.StatusCode != 200 { | |
log.Fatalf("status code error: %d %s", res.StatusCode, res.Status) | |
} | |
doc, err := goquery.NewDocumentFromReader(res.Body) | |
if err != nil { | |
log.Fatal(err) | |
} | |
if s:= strings.TrimSpace(doc.Find("dt.quote a").First().Text()); s!= "" { | |
c <- s | |
} | |
time.Sleep(100 * time.Millisecond) | |
} | |
}() | |
} | |
fmt.Println("Workers: ", WORKERS) | |
return c | |
} | |
func init() { | |
flag.IntVar(&WORKERS, "w", WORKERS, "Workers count") | |
flag.IntVar(&COUNT, "c", COUNT, "Count quoutes") | |
flag.StringVar("ES_FILE, "qf", QUOTES_FILE, "Name of quotes file") | |
} | |
func main() { | |
flag.Parse() | |
// File to quotes | |
quotes_file, err := os.OpenFile(QUOTES_FILE, os.O_CREATE|os.O_RDWR|os.O_APPEND, 0644) | |
if err != nil { | |
log.Fatal(err) | |
} | |
defer quotes_file.Close() | |
quote_chan := grab() | |
for i:=0; i < COUNT; i++ { | |
quote := <-quote_chan | |
quotes_file.WriteString(quote + "\n\n\n") | |
fmt.Println(quote, "\n\n\n") | |
} | |
} |
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