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challenge.go
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challenge.go
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package goinsta
import (
"encoding/json"
"strings"
)
type ChallengeStepData struct {
Choice string `json:"choice"`
FbAccessToken string `json:"fb_access_token"`
BigBlueToken string `json:"big_blue_token"`
GoogleOauthToken string `json:"google_oauth_token"`
Email string `json:"email"`
SecurityCode string `json:"security_code"`
ResendDelay interface{} `json:"resend_delay"`
ContactPoint string `json:"contact_point"`
FormType string `json:"form_type"`
}
// Challenge is a status code 400 error, usually prompting the user to perform
// some action.
type Challenge struct {
insta *Instagram
LoggedInUser *Account `json:"logged_in_user,omitempty"`
UserID int64 `json:"user_id"`
Status string `json:"status"`
Errors []string `json:"errors"`
URL string `json:"url"`
ApiPath string `json:"api_path"`
Context *ChallengeContext `json:"challenge_context"`
FlowRenderType int `json:"flow_render_type"`
HideWebviewHeader bool `json:"hide_webview_header"`
Lock bool `json:"lock"`
Logout bool `json:"logout"`
NativeFlow bool `json:"native_flow"`
TwoFactorRequired bool
TwoFactorInfo TwoFactorInfo
}
// Checkpoint is just like challenge, a status code 400 error.
// Usually used to prompt the user to accept cookies.
type Checkpoint struct {
insta *Instagram
URL string `json:"checkpoint_url"`
Lock bool `json:"lock"`
FlowRenderType int `json:"flow_render_type"`
}
type ChallengeContext struct {
TypeEnum string `json:"challenge_type_enum"`
IsStateless bool `json:"is_stateless"`
Action string `json:"action"`
NonceCode string `json:"nonce_code"`
StepName string `json:"step_name"`
StepData ChallengeStepData `json:"step_data"`
UserID int64 `json:"user_id"`
}
type challengeResp struct {
*Challenge
}
func newChallenge(insta *Instagram) *Challenge {
return &Challenge{
insta: insta,
}
}
// updateState updates current data from challenge url
func (c *Challenge) updateState() error {
insta := c.insta
ctx, err := json.Marshal(c.Context)
if err != nil {
return err
}
body, _, err := insta.sendRequest(
&reqOptions{
Endpoint: c.insta.challengeURL,
Query: map[string]string{
"guid": insta.uuid,
"device_id": insta.dID,
"challenge_context": string(ctx),
},
},
)
if err == nil {
resp := challengeResp{}
err = json.Unmarshal(body, &resp)
if err == nil {
*c = *resp.Challenge
c.insta = insta
}
}
return err
}
// selectVerifyMethod selects a way and verify it (Phone number = 0, email = 1)
func (challenge *Challenge) selectVerifyMethod(choice string, isReplay ...bool) error {
insta := challenge.insta
url := challenge.insta.challengeURL
if len(isReplay) > 0 && isReplay[0] {
url = strings.Replace(url, "/challenge/", "/challenge/replay/", -1)
}
data, err := json.Marshal(
map[string]string{
"choice": choice,
"guid": insta.uuid,
"device_id": insta.dID,
"_uuid": insta.uuid,
"_uid": toString(insta.Account.ID),
})
if err != nil {
return err
}
body, _, err := insta.sendRequest(
&reqOptions{
Endpoint: url,
Query: generateSignature(data),
IsPost: true,
},
)
if err == nil {
resp := challengeResp{}
err = json.Unmarshal(body, &resp)
if err == nil {
*challenge = *resp.Challenge
challenge.insta = insta
}
}
return err
}
// sendSecurityCode sends the code received in the message
func (challenge *Challenge) SendSecurityCode(code string) error {
insta := challenge.insta
url := challenge.insta.challengeURL
data, err := json.Marshal(map[string]string{
"security_code": code,
"guid": insta.uuid,
"device_id": insta.dID,
"_uuid": insta.uuid,
"_uid": toString(insta.Account.ID),
})
if err != nil {
return err
}
body, _, err := insta.sendRequest(
&reqOptions{
Endpoint: url,
IsPost: true,
Query: generateSignature(data),
},
)
if err == nil {
resp := challengeResp{}
err = json.Unmarshal(body, &resp)
if err == nil {
*challenge = *resp.Challenge
challenge.insta = insta
challenge.LoggedInUser.insta = insta
insta.Account = challenge.LoggedInUser
}
}
return err
}
// deltaLoginReview process with choice (It was me = 0, It wasn't me = 1)
func (c *Challenge) deltaLoginReview() error {
return c.selectVerifyMethod("0")
}
func (c *Challenge) ProcessOld(apiURL string) error {
c.insta.challengeURL = apiURL[1:]
if err := c.updateState(); err != nil {
return err
}
switch c.Context.StepName {
case "select_verify_method":
return c.selectVerifyMethod(c.Context.StepData.Choice)
case "delta_login_review":
return c.deltaLoginReview()
}
return ErrChallengeProcess{StepName: c.Context.StepName}
}
// Process will open up the challenge url in a chromium browser and
// take a screenshot. Please report the screenshot and printed out struct so challenge
// automation can be build in.
func (c *Challenge) Process() error {
insta := c.insta
insta.warnHandler("Encountered a captcha challenge, goinsta will attempt to open the challenge in a headless chromium browser, and take a screenshot. Please report the details in a github issue.")
err := insta.openChallenge(c.URL)
err = checkHeadlessErr(err)
return err
}
// Process will open up the url passed as a checkpoint response (not a challenge)
// in a headless browser. This method is experimental, please report if you still
// get a /privacy/checks/ checkpoint error.
func (c *Checkpoint) Process() error {
insta := c.insta
if insta.privacyRequested.Get() {
panic("Privacy request again, it hus failed, panicing")
}
insta.privacyRequested.Set(true)
err := insta.acceptPrivacyCookies(c.URL)
err = checkHeadlessErr(err)
if err != nil {
return err
}
insta.privacyCalled.Set(true)
return nil
}