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<?php $secret="rfig34r8gw4i3ve49hfvowgrv9wu3robwer"; $signed = "LgW-AUQF8gdSfmrGTb3rGUJxzH-3Lck2K0hDMO_d-Fg.eyJhbGdvcml0aG0iOiJITUFDLVNIQTI1NiIsImlzc3VlZF9hdCI6MTQ1MzExNjAwMiwicGFnZSI6eyJpZCI6IjM4MTM5OTczMDgyNyIsImFkbWluIjp0cnVlLCJsaWtlZCI6dHJ1ZX0sInVzZXIiOnsiY291bnRyeSI6ImdiIiwibG9jYWxlIjoiZW5fR0IiLCJhZ2UiOnsibWluIjoyMX19fQ"; list($encoded_sig, $payload) = explode('.', $signed_request, 2); // decode the data $sig = self::base64_url_decode($encoded_sig); $data = json_decode(self::base64_url_decode($payload), true); if (strtoupper($data['algorithm']) !== 'HMAC-SHA256') { die('Unknown algorithm. Expected HMAC-SHA256'); } // check sig $expected_sig = hash_hmac('sha256', $payload, $secret, $raw = true); if ($sig !== $expected_sig) { die('Bad Signed JSON signature!'); } print_r($data);
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Warning: Undefined variable $signed_request in /in/MnUIM on line 5 Deprecated: explode(): Passing null to parameter #2 ($string) of type string is deprecated in /in/MnUIM on line 5 Warning: Undefined array key 1 in /in/MnUIM on line 5 Fatal error: Uncaught Error: Cannot access "self" when no class scope is active in /in/MnUIM:8 Stack trace: #0 {main} thrown in /in/MnUIM on line 8
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Warning: Undefined variable $signed_request in /in/MnUIM on line 5 Deprecated: explode(): Passing null to parameter #2 ($string) of type string is deprecated in /in/MnUIM on line 5 Warning: Undefined array key 1 in /in/MnUIM on line 5 Fatal error: Uncaught Error: Cannot access "self" when no class scope is active in /in/MnUIM:8 Stack trace: #0 {main} thrown in /in/MnUIM on line 8
Process exited with code 255.
Output for 8.0.0 - 8.0.30
Warning: Undefined variable $signed_request in /in/MnUIM on line 5 Warning: Undefined array key 1 in /in/MnUIM on line 5 Fatal error: Uncaught Error: Cannot access "self" when no class scope is active in /in/MnUIM:8 Stack trace: #0 {main} thrown in /in/MnUIM on line 8
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: signed_request in /in/MnUIM on line 5 Notice: Undefined offset: 1 in /in/MnUIM on line 5 Fatal error: Uncaught Error: Cannot access self:: when no class scope is active in /in/MnUIM:8 Stack trace: #0 {main} thrown in /in/MnUIM on line 8
Process exited with code 255.
Output for 7.3.32 - 7.3.33
Fatal error: Uncaught Error: Cannot access self:: when no class scope is active in /in/MnUIM:8 Stack trace: #0 {main} thrown in /in/MnUIM on line 8
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Notice: Undefined variable: signed_request in /in/MnUIM on line 5 Notice: Undefined offset: 1 in /in/MnUIM on line 5 Fatal error: Cannot access self:: when no class scope is active in /in/MnUIM on line 8
Process exited with code 255.
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