mirror of
https://github.com/10h30/wp-strava.git
synced 2026-06-05 15:10:01 +09:00
Justin Foell
81 lines
2.1 KiB
PHP
81 lines
2.1 KiB
PHP
<?php
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abstract class WPStrava_SOM {
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/**
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* Factory method to get the correct SOM class based on specified units
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* or by the options setting.
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*
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* @param string $som 'english' or 'metric'
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* @return WPStrava_SOM Instance of SOM
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* @author Justin Foell <justin@foell.org>
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*/
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public static function get_som( $som = null ) {
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$som = $som ? $som : WPStrava::get_instance()->settings->som;
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if ( 'english' === $som ) {
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return new WPStrava_SOMEnglish();
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}
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// Default to metric.
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return new WPStrava_SOMMetric();
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}
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abstract public function distance( $m );
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abstract public function distance_inverse( $dist );
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abstract public function get_distance_label();
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abstract public function speed( $mps );
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abstract public function get_speed_label();
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abstract public function elevation( $m );
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abstract public function get_elevation_label();
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abstract public function pace( $mps );
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abstract public function get_pace_label();
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/**
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* Create a time string of hours:minutes:seconds from just seconds.
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*
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* @return string Time formatted as 'H:i:s'.
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* @see https://stackoverflow.com/a/20870843/2146022
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*/
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public function time( $seconds ) {
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$zero = new DateTime( '@0' );
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$offset = new DateTime( "@{$seconds}" );
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$diff = $zero->diff( $offset );
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return sprintf( '%02d:%02d:%02d', $diff->days * 24 + $diff->h, $diff->i, $diff->s );
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}
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/**
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* Label for hours.
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*
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* @return string 'hours'
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*/
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public function get_time_label() {
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return __( 'hours', 'wp-strava' );
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}
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/**
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* Abbreviated label for this system of measure's pace - Minutes Per 100 Meters: min/100m. Same for English/metric.
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*
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* @return string 'min/100m'
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*/
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public function get_swimpace_label() {
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return __( 'min/100m', 'wp-strava' );
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}
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/**
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* Change meters per second to Minutes Per 100 Meters. Same for English/metric.
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*
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* @param float|string $mps Meters per second.
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* @return string Minutes Per 100 Meters.
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*/
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public function swimpace( $mps ) {
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$kmh = $mps * 3.6;
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$s = 3600 / $kmh / 10;
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$ss = $s / 60;
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$ms = floor( $ss ) * 60;
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$sec = sprintf( '%02d', round( $s - $ms ) );
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$min = floor( $ss );
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return "{$min}:{$sec}";
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}
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}
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