helper_functions.php

if( !function_exists( 'pr' ) ) {
    function pr() {
        foreach( func_get_args() as $e ) {
            echo "<pre>";
            print_r( $e );
            echo "</pre>";
        }
    }
}

if( !function_exists( 'vd' ) ) {
    function vd() {
        foreach( func_get_args() as $e ) {
            echo "<pre>";
            var_dump( $e );
            echo "</pre>";
        }
    }
}

if ( !function_exists( 'jl' ) ) {
    function jl( $e, $loc = __DIR__, $file_name = '', $raw_log = false ) {
        $bt = debug_backtrace();
        $found_trace = false;
        while( !empty( $bt ) ) {
            $trace = array_shift( $bt );
            if( isset( $trace[ 'function' ] ) && 'lg' == $trace[ 'function' ] ) {
                $found_trace = true;
                break;
            }
        }
        $raw_log = true === $raw_log;
        if( $loc && !is_dir( $loc ) ) $loc = __DIR__;
        if( !$file_name ) {
            $file_name = 'log' . ( !$raw_log ? '.json' : '' ) ;
        }
        if( !$loc || true === $found_trace ) {
            $overwrite_file_name = !!$loc;
            $file_path = $trace[ 'file' ];
            $pathinfo = pathinfo( $file_path );
            $loc = $pathinfo[ 'dirname' ];
            if( true === $overwrite_file_name ) {
                $file_name = $pathinfo[ 'basename' ] . ".log";
            }
        }
        $log_data = $raw_log ? print_r( $e, true ) : @json_encode( $e, JSON_PRETTY_PRINT );
        @error_log( $log_data . "\n\n", 3, $loc . "/{$file_name}" );
    }
}

if ( !function_exists( 'lg' ) ) {
    function lg( $e, string $filename = '' ) {
        jl( $e, !empty( $filename ) ? '' : __DIR__, $filename, true );
    }
}

if( !function_exists( 'db' ) ) {
    function db( $return = false ) {
        $e = debug_backtrace();
        if( true === $return ) {
            return $e;
        }
        foreach( array(
            'r', 'pr', 'vd'
        ) as $func ) {
            if( function_exists( $func ) ) {
                $func( $e );
                return;
            }
        }
        echo '<pre>';
        print_r($e);
        echo '</pre>';
    }
}

if( !function_exists( 'env' ) ) {
    function env( $key, $default = null ) {
        $value = getenv( $key );
        if( $value === false ) {
            return $default;
        }
        return $value;
    }
}

if( !function_exists( 'osed' ) ) {
    function osed( $string, $decr = false, $key = null, $iv = null ) {
        if( !( function_exists( 'openssl_encrypt' ) && function_exists( 'openssl_decrypt' ) && function_exists( 'hash' ) ) ) {
            if( true === $decr ) {
                return base64_decode( $string );
            }
            return base64_encode( $string );
        }
        $output = false;
        $encrypt_method = "AES-256-CBC";

        if( !$key ) $key = base64_encode( '_osed_secret_key' );
        if( !$iv ) $iv = base64_encode( '_osed_secret_iv' );

        // hash
        $key = hash( 'sha256', $key );
        $iv = substr( hash( 'sha256', $iv ), 0, 16 );

        if( true === $decr ) {
            $output = openssl_decrypt( base64_decode( $string ), $encrypt_method, $key, 0, $iv );
        } else {
            $output = openssl_encrypt( $string, $encrypt_method, $key, 0, $iv );
            $output = base64_encode( $output );
        }
        return $output;
    }
}