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wp-content/plugins/gravitysmtp/includes/logging/debug/class-debug-log-event-handler.php

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+<?php
+
+namespace Gravity_Forms\Gravity_SMTP\Logging\Debug;
+
+use Gravity_Forms\Gravity_SMTP\Apps\Config\Tools_Config;
+use Gravity_Forms\Gravity_SMTP\Data_Store\Data_Store_Router;
+use Gravity_Forms\Gravity_SMTP\Gravity_SMTP;
+use Gravity_Forms\Gravity_SMTP\Logging\Endpoints\View_Log_Endpoint;
+use Gravity_Forms\Gravity_SMTP\Logging\Logging_Service_Provider;
+
+class Debug_Log_Event_Handler {
+
+	const DEBUG_LOG_ENABLE_TIME = 'debug_log_enable_time';
+
+	/**
+	 * @var Debug_Logger
+	 */
+	protected $debug_logger;
+
+	/**
+	 * @var Data_Store_Router
+	 */
+	protected $data;
+
+	public function __construct( Debug_Logger $debug_logger, Data_Store_Router $data ) {
+		$this->debug_logger = $debug_logger;
+		$this->data = $data;
+	}
+
+	public function on_setting_update( $setting, $value ) {
+		if ( $setting !== Tools_Config::SETTING_DEBUG_LOG_ENABLED ) {
+			return;
+		}
+
+		// Delete verification key when disabled.
+		if ( $value === false || $value === 0 || $value === '0' || $value === 'false' ) {
+			delete_option( View_Log_Endpoint::OPTION_VERIFICATION_KEY );
+			delete_option( self::DEBUG_LOG_ENABLE_TIME );
+
+			$delete_log_on_deactivate = apply_filters( 'gravitysmtp_delete_log_on_deactivate', false );
+
+			if ( $delete_log_on_deactivate ) {
+				$this->debug_logger->delete_log();
+			}
+
+			return;
+		}
+
+		// Refresh verficiation key when enabled.
+		$bytes  = random_bytes( 12 );
+		$random = bin2hex( $bytes );
+
+		update_option( View_Log_Endpoint::OPTION_VERIFICATION_KEY, $random );
+		update_option( self::DEBUG_LOG_ENABLE_TIME, time() );
+	}
+
+	public function on_retention_cron() {
+		$enabled = get_option( self::DEBUG_LOG_ENABLE_TIME );
+
+		if ( empty( $enabled ) ) {
+			return;
+		}
+
+		$period_in_days = $this->data->get_plugin_setting( Tools_Config::SETTING_DEBUG_LOG_RETENTION, 7 );
+
+		$now     = date_create( 'now' );
+		$enabled = date_create( date( 'Y-m-d H:i:s', $enabled ) );
+
+		$interval = date_diff( $now, $enabled );
+		$diff = $interval->format( '%a' );
+
+		if ( (int) $diff < (int) $period_in_days ) {
+			return;
+		}
+
+		$this->debug_logger->delete_log();
+	}
+}

wp-content/plugins/gravitysmtp/includes/logging/debug/class-debug-logger.php

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+<?php
+
+namespace Gravity_Forms\Gravity_SMTP\Logging\Debug;
+
+use Gravity_Forms\Gravity_SMTP\Apps\Config\Tools_Config;
+use Gravity_Forms\Gravity_SMTP\Connectors\Connector_Service_Provider;
+use Gravity_Forms\Gravity_SMTP\Gravity_SMTP;
+use Gravity_Forms\Gravity_SMTP\Logging\Logging_Service_Provider;
+use Gravity_Forms\Gravity_Tools\Logging\DB_Logging_Provider;
+use Gravity_Forms\Gravity_Tools\Logging\Logger;
+use Gravity_Forms\Gravity_Tools\Logging\Logging_Provider;
+
+class Debug_Logger extends Logger {
+
+	protected $log_level;
+
+	protected $priority_map = array(
+		'debug'   => DB_Logging_Provider::DEBUG,
+		'info'    => DB_Logging_Provider::INFO,
+		'warning' => DB_Logging_Provider::WARN,
+		'error'   => DB_Logging_Provider::ERROR,
+		'fatal'   => DB_Logging_Provider::FATAL,
+	);
+
+	public function __construct( Logging_Provider $provider, $log_level ) {
+		parent::__construct( $provider );
+		$this->log_level = $log_level;
+	}
+
+	public static function log_message( $message, $priority ) {
+		$container = Gravity_SMTP::$container;
+		/**
+		 * @var self $logger
+		 */
+		$logger = $container->get( Logging_Service_Provider::DEBUG_LOGGER );
+
+		$logger->log( $message, $priority );
+	}
+
+	public function should_log( $log_level = 'all' ) {
+		$container = Gravity_SMTP::container();
+		$data      = $container->get( Connector_Service_Provider::DATA_STORE_ROUTER );
+		$enabled   = $data->get_plugin_setting( Tools_Config::SETTING_DEBUG_LOG_ENABLED, false );
+
+		if ( $enabled === false || $enabled === 0 || $enabled === '0' || $enabled === 'false' ) {
+			return false;
+		}
+
+		if ( $log_level === 'all' ) {
+			return true;
+		}
+
+		$level_prio = $this->map_priority_string( $log_level );
+
+		return $level_prio >= $this->log_level;
+	}
+
+	public function delete_log() {
+		$this->provider->delete_log();
+	}
+
+	public function map_priority_string( $priority_string ) {
+		if ( isset( $this->priority_map[ $priority_string ] ) ) {
+			return $this->priority_map[ $priority_string ];
+		}
+
+		return DB_Logging_Provider::DEBUG;
+	}
+
+	public function get_log_items() {
+		return $this->provider->get_lines();
+	}
+}

wp-content/plugins/gravitysmtp/includes/logging/debug/class-null-logger.php

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+<?php
+
+namespace Gravity_Forms\Gravity_SMTP\Logging\Debug;
+
+use Gravity_Forms\Gravity_Tools\Logging\Logger;
+
+class Null_Logger extends Logger {
+
+	protected function should_log() {
+		return false;
+	}
+
+	protected function delete_log() {
+		return;
+	}
+
+}

wp-content/plugins/gravitysmtp/includes/logging/debug/class-null-logging-provider.php

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+<?php
+
+namespace Gravity_Forms\Gravity_SMTP\Logging\Debug;
+
+use Gravity_Forms\Gravity_Tools\Logging\Logging_Provider;
+
+class Null_Logging_Provider implements Logging_Provider {
+
+	public function log_info( $line ) {
+		return;
+	}
+
+	public function log_debug( $line ) {
+		return;
+	}
+
+	public function log_warning( $line ) {
+		return;
+	}
+
+	public function log_error( $line ) {
+		return;
+	}
+
+	public function log_fatal( $line ) {
+		return;
+	}
+
+	public function log( $line, $priority ) {
+		return;
+	}
+
+	public function delete_log() {
+		return;
+	}
+
+	public function write_line_to_log( $line ) {
+		return;
+	}
+
+	public function get_lines() {
+		return;
+	}
+}