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publicwww.go
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/
publicwww.go
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package publicwww
import (
"encoding/csv"
"encoding/json"
"errors"
"fmt"
"github.com/wjlin0/uncover/sources"
"io"
"net/http"
"strings"
)
const (
baseURL = "https://publicwww.com/"
baseEndpoint = "websites/"
Source = "publicwww"
)
type Agent struct{}
func (agent *Agent) Name() string {
return Source
}
func (agent *Agent) Query(session *sources.Session, query *sources.Query) (chan sources.Result, error) {
if session.Keys.PublicwwwToken == "" {
return nil, errors.New(fmt.Sprintf("empty %s keys please read docs %s on how to add keys ", Source, "https://github.com/wjlin0/uncover?tab=readme-ov-file#provider-configuration"))
}
results := make(chan sources.Result)
go func() {
defer close(results)
numberOfResults := 0
for {
publicwwwRequest := &Request{
Query: query.Query,
}
if numberOfResults > query.Limit {
break
}
publicwwwResponse := agent.query(publicwwwRequest.buildURL(session.Keys.PublicwwwToken), session, results)
if publicwwwResponse == nil {
break
}
if len(publicwwwResponse) == 0 {
break
}
numberOfResults += len(publicwwwResponse)
}
}()
return results, nil
}
func (agent *Agent) query(URL string, session *sources.Session, results chan sources.Result) []string {
resp, err := agent.queryURL(session, URL)
if err != nil {
results <- sources.Result{Source: agent.Name(), Error: err}
return nil
}
body, err := io.ReadAll(resp.Body)
if err != nil {
results <- sources.Result{Source: agent.Name(), Error: err}
return nil
}
content := string(body)
reader := csv.NewReader(strings.NewReader(content))
reader.Comma = ';'
var lines []string
for {
record, err := reader.Read()
if err != nil {
if err == io.EOF {
break
}
results <- sources.Result{Source: agent.Name(), Error: err}
}
result := sources.Result{Source: agent.Name()}
if len(record) > 0 {
trimmedLine := strings.TrimRight(record[0], " \r\n\t")
if trimmedLine != "" {
hostname, err := sources.GetHostname(record[0])
if err != nil {
results <- sources.Result{Source: agent.Name(), Error: err}
continue
}
result.Host = hostname
result.Url = record[0]
raw, _ := json.Marshal(result)
result.Raw = raw
results <- result
lines = append(lines, trimmedLine)
}
}
}
return lines
}
func (agent *Agent) queryURL(session *sources.Session, URL string) (*http.Response, error) {
request, err := sources.NewHTTPRequest(
http.MethodGet,
URL,
nil,
)
if err != nil {
return nil, err
}
resp, err := session.Do(request, agent.Name())
if err != nil {
return nil, err
}
if resp.StatusCode != http.StatusOK {
return nil, fmt.Errorf("unexpected status code %d received from %s", resp.StatusCode, URL)
}
return resp, nil
}