Merge pull request #19 from jlobos/challenge-endpoints

Added challenge endpoints

README.md

@@ -116,6 +116,10 @@ const credentialsFile = joinPath(__dirname, 'credentials.json')
   * [.getMediaByShortcode({ shortcode })](#getmediabyshortcodeparams)
   * [.addComment({ mediaId, text })](#addcommentparams)
   * [.deleteComment({ mediaId, commentId })](#deletecommentparams)
+  * [.getChallenge({ challengeUrl })](#getchallengeparams)
+  * [.updateChallenge({ challengeUrl, choice, securityCode })](#updatechallengeparams)
+  * [.resetChallenge({ challengeUrl })](#resetchallengeparams)
+  * [.replayChallenge({ challengeUrl })](#replaychallengeparams)
   * [.approve({ userId })](#approveparams)
   * [.ignore({ userId })](#ignoreparams)
   * [.follow({ userId })](#followparams)
@@ -310,6 +314,43 @@ await client.deleteComment({ mediaId: '1442533050805297981', commentId: '1784890
   - `mediaId`: The media id
   - `commentId`: The comment id
 
+### getChallenge(params)
+```js
+await client.getChallenge({ challengeUrl: '/challenge/1284161654/a1B2c3d4E6/' })
+```
+> Get information about a challenge.
+- `params`
+  - `challengeUrl`: A `String` with a challenge path
+
+### updateChallenge(params)
+```js
+const challengeUrl = '/challenge/1284161654/a1B2c3d4E6/'
+
+await client.updateChallenge({ challengeUrl, choice: 0 })
+await client.updateChallenge({ challengeUrl, securityCode: 123456  })
+```
+> Request or submit a verifcation code for the given challenge.
+- `params`
+  - `challengeUrl`: A `String` with a challenge path
+  - `choice`: `Number` `0` for phone and `1` for email. Default is ``
+  - `securityCode`: `Number` the received verifcation code for the challenge. Default is ``
+
+### resetChallenge(params)
+```js
+await client.resetChallenge({ challengeUrl: '/challenge/1284161654/a1B2c3d4E6/' })
+```
+> Reset a challenge to start over again.
+- `params`
+  - `challengeUrl`: A `String` with a challenge path
+
+### replayChallenge(params)
+```js
+await client.replayChallenge({ challengeUrl: '/challenge/1284161654/a1B2c3d4E6/' })
+```
+> Request a new verifcation message.
+- `params`
+  - `challengeUrl`: A `String` with a challenge path
+
 ### approve(params)
 ```js
 await client.approve({ userId: '1284161654' })

lib/index.js

@@ -56,10 +56,14 @@ class Instagram {
       .then(res => res.find(cookie => cookie.key === 'csrftoken'))
       .then(res => res.toJSON())
 
+    // Provide CSRFToken for login or challenge request
+    this.request = this.request.defaults({
+      headers: { 'X-CSRFToken': value }
+    })
+
     // Login
     const cookies = await this.request
       .post('/accounts/login/ajax/', {
-        headers: { 'X-CSRFToken': value },
         resolveWithFullResponse: true,
         form: { username, password }
       })
@@ -241,6 +245,46 @@ class Instagram {
     return this.request.post(`/web/comments/${mediaId}/delete/${commentId}/`)
   }
 
+  getChallenge({ challengeUrl }) {
+    return this.request(`${challengeUrl}?__a=1`)
+  }
+
+  _navigateChallenge({ challengeUrl, endpoint, form }) {
+    const url = endpoint
+      ? challengeUrl.replace('/challenge/', `/challenge/${endpoint}/`)
+      : challengeUrl
+    return this.request.post(url, {
+      headers: {
+        Referer: `${baseUrl}${challengeUrl}`
+      },
+      form
+    })
+  }
+
+  updateChallenge({ challengeUrl, choice, securityCode }) {
+    return this._navigateChallenge({
+      challengeUrl,
+      form: {
+        choice,
+        security_code: securityCode
+      }
+    })
+  }
+
+  resetChallenge({ challengeUrl }) {
+    return this._navigateChallenge({
+      challengeUrl,
+      endpoint: 'reset'
+    })
+  }
+
+  replayChallenge({ challengeUrl }) {
+    return this._navigateChallenge({
+      challengeUrl,
+      endpoint: 'replay'
+    })
+  }
+
   approve({ userId }) {
     return this.request.post(`/web/friendships/${userId}/approve/`)
   }