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Merge pull request #4 from sreekesefingent/prestashop_simplify_2_4_3
Implemented a feature to enable or disable debug logging. All communication data is encrypted and stored in a log file and Added void details to the order page
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,111 @@ | ||
| <?php | ||
| /** | ||
| * Copyright (c) 2023-2026 Mastercard | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| * | ||
| */ | ||
|
|
||
| if (!defined('_PS_VERSION_')) { | ||
| exit; | ||
| } | ||
|
|
||
| /** | ||
| * Main class of the Mastercard Simplify Api Logger | ||
| * | ||
| * This class handles logging for the Mastercard Simplify API. It is responsible for recording API request and response data, | ||
| * as well as any errors or relevant information that may be useful for debugging or monitoring API interactions. | ||
| */ | ||
| class Mastercard_Simplify_Api_Logger { | ||
| protected $cipher; | ||
| protected $cipher_algo; | ||
| protected $filename; | ||
|
|
||
| public function __construct( $hash ) { | ||
| $this->cipher_algo = "AES-256-CBC"; | ||
| $this->cipher = $hash; | ||
| $this->filename = _PS_ROOT_DIR_ . '/var/logs/mastercard_simplify.log'; | ||
| } | ||
|
|
||
| /** | ||
| * Encrypt the log message. | ||
| */ | ||
| public function encrypt_log( $message ) { | ||
| $iv_len = openssl_cipher_iv_length( $this->cipher_algo ); | ||
| $iv = openssl_random_pseudo_bytes( $iv_len ); | ||
| $cipher_text = openssl_encrypt( $message, $this->cipher_algo, $this->cipher, 0, $iv ); | ||
| $cipher_text_iv = base64_encode( $iv . $cipher_text ); | ||
| return $cipher_text_iv; | ||
| } | ||
|
|
||
| /** | ||
| * Encrypts and writes a log message to a secure log file. | ||
| * | ||
| * @param string $message The log message to be encrypted and stored. | ||
| */ | ||
| public function write_encrypted_log( $message ) { | ||
| $encrypted_message = $this->encrypt_log( $message, $this->cipher ); | ||
| file_put_contents( $this->filename, $encrypted_message . PHP_EOL, FILE_APPEND ); | ||
| } | ||
|
|
||
|
|
||
| /** | ||
| * Decrypt the log message. | ||
| */ | ||
| public function decrypt_log( $cipher_text_iv ) { | ||
| $iv_len = openssl_cipher_iv_length( $this->cipher_algo ); | ||
| $cipher_text_iv = base64_decode( $cipher_text_iv ); | ||
| $iv = substr( $cipher_text_iv, 0, $iv_len ); | ||
| $cipher_text = substr( $cipher_text_iv, $iv_len ); | ||
| $original_plaintext = openssl_decrypt( $cipher_text, $this->cipher_algo, $this->cipher, $options = 0, $iv ); | ||
|
|
||
| return $original_plaintext; | ||
| } | ||
|
|
||
| /** | ||
| * Read and decrypt log entries. | ||
| */ | ||
| public function read_decrypted_log() { | ||
| $decrypted_log_data = []; | ||
| $log_file_path = _PS_ROOT_DIR_ . '/var/logs/mastercard_simplify.log'; | ||
|
|
||
| // Check if the log file exists | ||
| if (file_exists($log_file_path)) { | ||
| // Read log file into an array where each element is a line in the file | ||
| $log_entries = file($log_file_path, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES); | ||
|
|
||
| // Iterate through log entries | ||
| foreach ($log_entries as $cipher_text) { | ||
| // Decrypt each log entry | ||
| $decrypted_message = $this->decrypt_log($cipher_text); | ||
| $decrypted_log_data[] = $decrypted_message . PHP_EOL; // Add newline after each decrypted message | ||
| } | ||
|
|
||
| // If there are decrypted messages, convert array to string | ||
| if (!empty($decrypted_log_data)) { | ||
| $decrypted_log_data = implode('', $decrypted_log_data); // Convert array to string | ||
| } else { | ||
| $decrypted_log_data = ''; // If no data, make it an empty string | ||
| } | ||
| } else { | ||
| $decrypted_log_data = 'Log file not found.'; | ||
| } | ||
|
|
||
| // Output the decrypted log data | ||
| header('Content-Type: text/plain'); | ||
| header('Content-Disposition: attachment; filename="mastercard_simplify.log"'); | ||
| header('Content-Length: ' . strlen($decrypted_log_data)); // Calculate length of the string | ||
| echo $decrypted_log_data; | ||
| } | ||
|
|
||
| } |
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