Merge pull request #2 from adam-szabo/feature/get-followers

Get followers

README.md

@@ -198,5 +198,18 @@ $medias = Instagram::getLocationTopMediasById(1);
 $medias = Instagram::getLocationMediasById(1);
 ```
 
+### Get followers of an account
+```php
+$username = 'kevin';
+$followers = [];
+$instagram = Instagram::withCredentials('your_username', 'hunter2');
+$instagram->login();
+sleep(2); // Delay to mimic browser
+$account = Instagram::getAccount($username);
+sleep(1);
+$followers = $instagram->getFollowers($account->getId(), 1000, 100, true); // Get 1000 followers of 'kevin', 100 a time with random delay between requests
+echo '<pre>' . json_encode($followers, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES) . '</pre>';
+```
+
 ### Other
 Java library: https://github.com/postaddictme/instagram-java-scraper

src/InstagramScraper/Instagram.php

@@ -734,7 +734,7 @@ public function getFollowers($accountId, $count = 20, $pageSize = 20, $delayed =
             throw new InstagramException('Count must be greater than or equal to page size.');
         }
 
-        while ($index < $count) {
+        while (true) {
             $response = Request::get(Endpoints::getFollowersJsonLink($accountId, $pageSize, $endCursor),
                 $this->generateHeaders($this->userSession));
             if ($response->code !== 200) {
@@ -754,7 +754,10 @@ public function getFollowers($accountId, $count = 20, $pageSize = 20, $delayed =
 
             foreach ($edgesArray as $edge) {
                 $accounts[] = $edge['node'];
-                $index++;
+                $index++;               
+                if ($index >= $count) {
+                    break 2;
+                }
             }
 
             $pageInfo = $jsonResponse['data']['user']['edge_followed_by']['page_info'];