Register styles in main plugin

Enqueue styles only if needed

lib/LatestRidesWidget.class.php

@@ -8,7 +8,13 @@ class WPStrava_LatestRidesWidget extends WP_Widget {
 	public function __construct() {
 		$widget_ops = array( 'classname' => 'LatestRidesWidget', 'description' => __( 'Will publish your latest rides activity from strava.com.' ) );
 		parent::__construct( 'wp-strava', $name = 'Strava Latest Rides', $widget_ops );
-		wp_enqueue_style( 'wp-strava' ); //TODO only load this when wigit is loaded
+		add_action( 'wp_enqueue_scripts', array( $this, 'maybe_enqueue' ) );
+	}
+
+	public function maybe_enqueue() {
+		if ( is_active_widget( false, false, $this->id_base ) ) {
+			wp_enqueue_style( 'wp-strava-style' ); //only load this when wigit is loaded
+		}
 	}
 	
 	/** @see WP_Widget::widget */

lib/RideShortcode.class.php

@@ -5,13 +5,11 @@ class WPStrava_RideShortcode {
 
 	static function init() {
 		add_shortcode('ride', array(__CLASS__, 'handler'));
-
-		add_action('init', array(__CLASS__, 'registerScripts'));
 		add_action('wp_footer', array(__CLASS__, 'printScripts'));
 	}
 
 	// Shortcode handler function
-	// [ride id=id som=metric efforts=false threshold=5 map-width="100%" map-height="400px"] tag
+	// [ride id=id som=metric map_width="100%" map_height="400px"]
 	function handler($atts) {
 		self::$add_script = true;
 
@@ -72,13 +70,6 @@ class WPStrava_RideShortcode {
 		}
 	} // handler
 
-	static function registerScripts() {
-		wp_register_style('wp-strava-style', WPSTRAVA_PLUGIN_URL . 'css/wp-strava.css' );
-
-		//wp_register_script('wp-strava-script', WPSTRAVA_PLUGIN_URL . 'js/wp-strava.js', array( 'jquery' ), '1.0', true);
-		//wp_register_script('google-maps', 'http://maps.google.com/maps/api/js?sensor=false');
-	}
-
 	static function printScripts() {
 		if (self::$add_script) {
 			wp_enqueue_style('wp-strava-style');

lib/Settings.class.php

@@ -203,10 +203,6 @@ class WPStrava_Settings {
 		}		
 	}
 	
-	public function print_options_label() {
-		?><p>Options</p><?php
-	}
-
 	public function print_som_input() {
 		$strava_som = get_option( 'strava_som' );
 		?>

lib/Strava.class.php

@@ -19,6 +19,8 @@ class WPStrava {
 
 		if ( is_admin() ) {
 			$this->settings->hook();
+		} else {
+			add_action( 'wp_enqueue_scripts', array( $this, 'register_scripts' ) );
 		}
 
 		// Register StravaLatestRidesWidget widget
@@ -66,4 +68,9 @@ class WPStrava {
 
 		return $this->rides;
 	}
+
+	public function register_scripts() {
+		// Register a personalized stylesheet
+		wp_register_style( 'wp-strava-style', WPSTRAVA_PLUGIN_URL . 'css/wp-strava.css' );
+	}
 }

wp-strava.php

@@ -37,15 +37,3 @@ if( file_exists( WPSTRAVA_PLUGIN_DIR . 'lang/' . get_locale() . '.mo' ) ) {
 
 require_once WPSTRAVA_PLUGIN_DIR . 'lib/Strava.class.php';
 $wpstrava = WPStrava::get_instance();
-
-//@TODO only load these when needed using is_active_widget()
-function wpstrava_load_scripts_and_styles() {
-	// Register a personalized stylesheet
-	wp_register_style('wp-strava-style', WPSTRAVA_PLUGIN_URL . 'css/wp-strava.css' );
-	wp_enqueue_style('wp-strava');
-
-	// Load required javascript libraries
-	wp_enqueue_script('jquery');
-	//wp_enqueue_script('google-maps', 'http://maps.google.com/maps/api/js?sensor=false');
-}
-add_action('wp_enqueue_script', 'wpstrava_load_scripts_and_styles');