human readable time fuction

human_readable_time.php

/**
	 * Time to human readable time
	 *
	 * @param        $ts
	 * @param string $fallback_format
	 *
	 * @return false|string
	 */
	public function time2str( $ts, $fallback_format = 'M j, Y H:i' ) {
		if ( ! ctype_digit( $ts ) ) {
			$ts = strtotime( $ts );
		}
		$diff = time() - $ts;
		if ( $diff == 0 ) {
			return esc_html__( 'now', 'cbxchangelog' );
		} elseif ( $diff > 0 ) {
			$day_diff = floor( $diff / 86400 );
			if ( $day_diff == 0 ) {
				if ( $diff < 60 ) {
					return esc_html__( 'just now', 'cbxchangelog' );
				}
				if ( $diff < 120 ) {
					return esc_html__( '1 minute ago', 'cbxchangelog' );
				}
				if ( $diff < 3600 ) {
					return sprintf( esc_html__( '%s minutes ago', 'cbxchangelog' ), floor( $diff / 60 ) );
				}
				if ( $diff < 7200 ) {
					return esc_html__( '1 hour ago', 'cbxchangelog' );
				}
				if ( $diff < 86400 ) {
					return floor( $diff / 3600 ) . ' hours ago';
				}
			}
			if ( $day_diff == 1 ) {
				return esc_html__( 'Yesterday', 'cbxchangelog' );
			}
			if ( $day_diff < 7 ) {
				return sprintf( esc_html__( '%s days ago', 'cbxchangelog' ), $day_diff );
			}
			if ( $day_diff < 31 ) {
				return sprintf( esc_html__( '%s weeks ago', 'cbxchangelog' ), ceil( $day_diff / 7 ) );
			}
			if ( $day_diff < 60 ) {
				return esc_html__( 'last month', 'cbxchangelog' );
			}

			return date( $fallback_format, $ts );
		} else {
			$diff     = abs( $diff );
			$day_diff = floor( $diff / 86400 );
			if ( $day_diff == 0 ) {
				if ( $diff < 120 ) {
					return esc_html__( 'in a minute', 'cbxchangelog' );
				}
				if ( $diff < 3600 ) {
					return sprintf( esc_html__( 'in %s minutes', 'cbxchangelog' ), floor( $diff / 60 ) );
				}
				if ( $diff < 7200 ) {
					return esc_html__( 'in an hour', 'cbxchangelog' );
				}
				if ( $diff < 86400 ) {
					return sprintf( esc_html__( 'in %s hours', 'cbxchangelog' ), floor( $diff / 3600 ) );
				}
			}
			if ( $day_diff == 1 ) {
				return esc_html__( 'Tomorrow', 'cbxchangelog' );
			}
			if ( $day_diff < 4 ) {
				return date( 'l', $ts );
			}
			if ( $day_diff < 7 + ( 7 - date( 'w' ) ) ) {
				return esc_html__( 'next week', 'cbxchangelog' );
			}
			if ( ceil( $day_diff / 7 ) < 4 ) {
				return sprintf( esc_html__( 'in %s weeks', 'cbxchangelog' ), ceil( $day_diff / 7 ) );
			}
			if ( date( 'n', $ts ) == date( 'n' ) + 1 ) {
				return esc_html__( 'next month', 'cbxchangelog' );
			}

			return date( $fallback_format, $ts );
		}
	}//end time2str