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wp-content/plugins/gravitysmtp/includes/logging/endpoints/class-view-log-endpoint.php

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+<?php
+
+namespace Gravity_Forms\Gravity_SMTP\Logging\Endpoints;
+
+use Gravity_Forms\Gravity_SMTP\Apps\Config\Tools_Config;
+use Gravity_Forms\Gravity_SMTP\Data_Store\Data_Store_Router;
+use Gravity_Forms\Gravity_SMTP\Logging\Debug\Debug_Logger;
+use Gravity_Forms\Gravity_SMTP\Models\Debug_Log_Model;
+use Gravity_Forms\Gravity_SMTP\Users\Roles;
+use Gravity_Forms\Gravity_Tools\Endpoints\Endpoint;
+
+class View_Log_Endpoint extends Endpoint {
+
+	const PARAM_LOG_KEY = 'key';
+
+	const OPTION_VERIFICATION_KEY = 'gravitysmtp_log_verification_key';
+
+	const ACTION_NAME = 'view_debug_log';
+
+	protected $minimum_cap = Roles::VIEW_DEBUG_LOG;
+
+	/**
+	 * @var Data_Store_Router
+	 */
+	protected $data;
+
+	/**
+	 * @var Debug_Logger $debug_logger
+	 */
+	protected $debug_logger;
+
+	/**
+	 * @var Debug_Log_Model $model
+	 */
+	protected $model;
+
+	public function __construct( Data_Store_Router $data, $debug_logger, $debug_model ) {
+		$this->data = $data;
+		$this->debug_logger = $debug_logger;
+		$this->model = $debug_model;
+	}
+
+	protected function get_nonce_name() {
+		return self::ACTION_NAME;
+	}
+
+	public function handle() {
+		if ( ! $this->validate() ) {
+			echo __( 'Unauthorized', 'gravitysmtp' );
+			die();
+		}
+
+		$lines = $this->debug_logger->get_log_items();
+		echo '<pre style="white-space: pre-wrap; word-wrap: break-word; overflow-wrap: break-word;">';
+		foreach ( $lines as $index => $item ) {
+			printf( "%s %s - %s -->    %s", str_pad( '[' . $item->id() . ']', 8, ' ' ), $item->timestamp(), strtoupper( str_pad( $item->priority(), 7, ' ' ) ), esc_html( $item->line() ) );
+			if ( $index < count( $lines ) - 1 ) {
+				echo '</pre><hr><pre style="white-space: pre-wrap; word-wrap: break-word; overflow-wrap: break-word;">';
+			}
+		}
+		echo '</pre>';
+		die();
+	}
+
+	protected function validate() {
+		// Ensure logging is enabled.
+		$enabled = $this->data->get_plugin_setting( Tools_Config::SETTING_DEBUG_LOG_ENABLED, false );
+
+		if ( ! $enabled ) {
+			return false;
+		}
+
+		if ( is_user_logged_in() ) {
+			return current_user_can( Roles::VIEW_DEBUG_LOG );
+		}
+
+		// Get the passed verficiation key; bail if empty.
+		$key = filter_input( INPUT_GET, self::PARAM_LOG_KEY );
+		if ( empty( $key ) ) {
+			return false;
+		}
+
+		// Get the stored verification key; if it is empty or does not match the provided key, bail.
+		$key   = htmlspecialchars( $key );
+		$check = get_option( self::OPTION_VERIFICATION_KEY );
+
+		if ( empty( $check ) || $check !== $key ) {
+			return false;
+		}
+
+		return true;
+	}
+
+}