From d5cf35e48bf2644118ede9b58f99e200e420b481 Mon Sep 17 00:00:00 2001
From: Antonio Ospite <ao2@ao2.it>
Date: Sun, 27 Dec 2020 17:13:50 +0100
Subject: [PATCH] src/Tweeper.php: stop and return failure when Instagram.com
 redirects to login page

Instagram redirects to the login page when too many consecutive
connections have been made from the same IP, detect that case and stop
pressing and return a failure.
---
 src/Tweeper.php | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/Tweeper.php b/src/Tweeper.php
index 12004cf..de1f474 100644
--- a/src/Tweeper.php
+++ b/src/Tweeper.php
@@ -320,6 +320,14 @@ class Tweeper {
     // remove it to silence an error message.
     unset($data["knobs"]);
 
+    // Stop here in case Instagram redirected to the login page, this can
+    // happen when too many consecutive requests have been made from the same
+    // IP.
+    if (array_key_exists("LoginAndSignupPage", $data["entry_data"])) {
+      trigger_error("Cannot open instagram page: redirected to Login page.\n", E_USER_WARNING);
+      return NULL;
+    }
+
     $json = json_encode($data);
 
     return Tweeper::jsonToXml($json, 'instagram');
-- 
2.1.4