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crawler.go
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crawler.go
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package main
import (
"fmt"
"io/ioutil"
"net/http"
"os"
)
func crawl() {
redditJson := get("https://www.reddit.com/r/ipfs/search.json?q=ipfs")
writeJson(redditJson, "./tmp/reddit.json")
wikipediaJson := get("https://en.wikipedia.org/w/api.php?action=opensearch&search=%22ipfs%22&format=json")
writeJson(wikipediaJson, "./tmp/wikipedia.json")
wikiArticleJson := get("https://en.wikipedia.org/w/api.php?action=parser-migration&title=InterPlanetary_File_System&format=json&config=new")
writeJson(wikiArticleJson, "./tmp/wikiArticle.json")
twitterJson := twitterSearch()
writeJson(twitterJson, "./tmp/twitter.json")
githubJson := get("https://api.github.com/search/repositories?q=ipfs&sort=updated&order=desc")
writeJson(githubJson, "./tmp/github.json")
githubItems := convertGithubJson(githubJson)
redditItems := convertRedditJson(redditJson)
twitterItems := convertTwitterJson(twitterJson)
raggregateItems := concatItems([]Items{
githubItems,
redditItems,
twitterItems,
})
aggregateItems := sortItems(raggregateItems)
itemsJson := stringifyJson(aggregateItems)
writeJson(itemsJson, "./tmp/all.json")
}
func syncWrite(content []byte, filePath string) {
fmt.Println(string(content))
f, err := os.Create(filePath)
check(err, "")
defer fmt.Println("should close ")
defer f.Close()
res, err := f.Write(content)
fmt.Printf("wrote %d bytes\n", res)
f.Sync()
}
func get(url string) []byte {
client := &http.Client{}
// resp, err := http.Get(url)
req, err := http.NewRequest("GET", url, nil)
check(err, "")
req.Header.Set("User-Agent", "Golang_Spider_Bot/3.0")
resp, err := client.Do(req)
check(err, "http transport error:")
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
check(err, "read error:")
return []byte(string(body))
}