mirror of
https://github.com/10h30/wp-strava.git
synced 2026-07-11 18:56:18 +09:00
Daniel Lintott
58 lines
1.9 KiB
PHP
58 lines
1.9 KiB
PHP
<?php
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require_once WPSTRAVA_PLUGIN_DIR . 'lib/Polyline.php';
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class WPStrava_StaticMap {
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/**
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* Get an image tag to a static google map. Will render with
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* detailed polyline if not greater than 1865 chars, otherwise
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* rendering will use summary polyline.
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*
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* @static
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* @access public
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* @param object $ride Ride object from strava.
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* @param int $height Height of map in pixels.
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* @param int $width Width of map in pixels.
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* @param bool $markers Display start and finish markers.
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*/
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public static function get_image_tag( $ride, $height = 320, $width = 480, $markers = false ) {
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$key = WPStrava::get_instance()->settings->gmaps_key;
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// Short circuit if missing key or ride object doesn't have the data we need.
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if ( empty( $key ) || empty( $ride->map ) ) {
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return '';
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}
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$url = "https://maps.googleapis.com/maps/api/staticmap?maptype=terrain&size={$width}x{$height}&sensor=false&key={$key}&path=color:0xFF0000BF|weight:2|enc:";
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$url_len = strlen( $url );
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$max_chars = 1865;
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if ( ! empty( $ride->map->polyline ) && ( $url_len + strlen( $ride->map->polyline ) < $max_chars ) ) {
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$url .= $ride->map->polyline;
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$points = self::decode_polyline($ride->map->polyline);
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} elseif ( ! empty( $ride->map->summary_polyline ) ) {
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$url .= $ride->map->summary_polyline;
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$points = self::decode_polyline($ride->map->summary_polyline);
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}
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if ($markers) {
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$markers = '&markers=color:green|' . $points['start'][0] . ',' . $points['start'][1] .
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'&markers=color:red|' . $points['finish'][0] . ',' . $points['finish'][1];
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$url .= $markers;
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}
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return "<img class='wp-strava-img' src='{$url}' />";
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}
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private static function decode_polyline($enc) {
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$points = Polyline::decode($enc);
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$points = Polyline::pair($points);
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$start = $points[0];
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$finish = $points[count($points)-1];
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return array('start' => $start, 'finish' => $finish);
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}
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}
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