Moved code to src directory

2026-07-13 11:46:41 +09:00 · 2020-01-31 11:51:37 -06:00
parent a73ec38ed3
commit 4c5198fa1c
27 changed files with 3 additions and 3 deletions
@@ -0,0 +1,81 @@
+<?php
+
+class WPStrava_StaticMap {
+
+	/**
+	 * Get an image tag to a static google map. Will render with
+	 * detailed polyline if not greater than 1865 chars, otherwise
+	 * rendering will use summary polyline.
+	 *
+	 * @static
+	 * @access public
+	 * @param object  $activity Activity object to get image tag for.
+	 * @param int     $height   Height of map in pixels.
+	 * @param int     $width    Width of map in pixels.
+	 * @param bool    $markers  Display start and finish markers.
+	 * @return string           HTML img tag with static map image.
+	 */
+	public static function get_image_tag( $activity, $height = 320, $width = 480, $markers = false, $link = true ) {
+		$key = WPStrava::get_instance()->settings->gmaps_key;
+
+		// Short circuit if missing key or activity object doesn't have the data we need.
+		if ( empty( $key ) || empty( $activity->map ) ) {
+			return '';
+		}
+
+		$url       = "https://maps.googleapis.com/maps/api/staticmap?maptype=terrain&size={$width}x{$height}&scale=2&sensor=false&key={$key}&path=color:0xFF0000BF|weight:2|enc:";
+		$url_len   = strlen( $url );
+		$max_chars = 1865;
+
+		$polyline = '';
+		if ( ! empty( $activity->map->polyline ) && ( $url_len + strlen( $activity->map->polyline ) < $max_chars ) ) {
+			$polyline = $activity->map->polyline;
+		} elseif ( ! empty( $activity->map->summary_polyline ) ) {
+			$polyline = $activity->map->summary_polyline;
+		}
+		$url .= $polyline;
+
+		if ( $markers ) {
+			$points  = self::decode_start_finish( $polyline );
+			$markers = '&markers=color:green|' . $points['start'][0] . ',' . $points['start'][1] .
+						'&markers=color:red|' . $points['finish'][0] . ',' . $points['finish'][1];
+			$url    .= $markers;
+		}
+
+		return "<img class='wp-strava-img' src='{$url}' />";
+	}
+
+	/**
+	 * From an encoded polyline, get the start and finish points for
+	 * the purposes of displaying start and finish markers.
+	 *
+	 * @static
+	 * @see https://developers.google.com/maps/documentation/utilities/polylinealgorithm
+	 * @access private
+	 * @param string $enc Encoded polyline.
+	 * @return array {
+	 *     Indexes of start & finish containing lat/lon for each.
+	 *     @type array $start {
+	 *         @type float $0 Latitude
+	 *         @type float $1 Longitude
+	 *     }
+	 *     @type array $finish {
+	 *         @type float $0 Latitude
+	 *         @type float $1 Longitude
+	 *     }
+	 * }
+	 */
+	private static function decode_start_finish( $enc ) {
+		require_once WPSTRAVA_PLUGIN_DIR . 'includes/Polyline.php';
+		$points = Polyline::decode( $enc );
+		$points = Polyline::pair( $points );
+		$start  = $points[0];
+		$finish = $points[ count( $points ) - 1 ];
+
+		return array(
+			'start'  => $start,
+			'finish' => $finish,
+		);
+	}
+
+}