casbin 2.20.0

An authorization library that supports access control models like ACL, RBAC, ABAC.
Documentation 
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use slog::info;
use slog::Logger as SLogger;

use crate::emitter::EventData;

mod default_logger;

pub use default_logger::DefaultLogger;

pub trait Logger: Send + Sync {
    fn enable_log(&mut self, enabled: bool);
    fn is_enabled(&self) -> bool;
    fn print_enforce_log(
        &self,
        rvals: Vec<String>,
        authorized: bool,
        cached: bool,
    );
    fn print_mgmt_log(&self, d: &EventData);
    #[cfg(feature = "explain")]
    fn print_explain_log(&self, rules: Vec<String>);
    fn print_status_log(&self, enabled: bool);
}

impl Logger for SLogger {
    fn enable_log(&mut self, _enabled: bool) {}

    fn is_enabled(&self) -> bool {
        true
    }

    fn print_enforce_log(
        &self,
        rvals: Vec<String>,
        authorized: bool,
        cached: bool,
    ) {
        info!(self, "Enforce Request"; "Request" => rvals.join(","), "Cached" => cached, "Response" => authorized);
    }

    fn print_mgmt_log(&self, e: &EventData) {
        info!(self, "Policy Management"; "Event" => e.to_string());
    }

    #[cfg(feature = "explain")]
    fn print_explain_log(&self, rules: Vec<String>) {
        info!(self, "Hitted Policies"; "Explain" => rules.join(","));
    }

    fn print_status_log(&self, enabled: bool) {
        info!(self, "Status"; "Enabled" => enabled);
    }
}