Add Bluesky social icon support to theme

Directly modifies the TwentyNineteen SVG Icons class to add Bluesky to the social icons map and provides the SVG markup for the Bluesky icon. Replaces previous filter-based approach with a single function hooked to 'after_setup_theme'.

Author: slambert

functions.php

@@ -103,24 +103,18 @@ function externalLinkIcon() {
 add_action( 'wp_enqueue_scripts', 'ace_add_external_link_icon' );
 
 // Add Social Link Icons for Bluesky
+// Directly modify the TwentyNineteen SVG Icons class to add Bluesky support
+function c4aa_add_bluesky_icon() {
+    // Add Bluesky to the social icons map
+    TwentyNineteen_SVG_Icons::$social_icons_map['bluesky'] = array('bsky.app');
 
-// Add Bluesky to the social icons map
-function add_bluesky_social_icon( $social_icons_map ) {
-    $social_icons_map['bluesky'] = array('bsky.app');
-    return $social_icons_map;
-}
-add_filter( 'twentynineteen_social_icons_map', 'add_bluesky_social_icon', 5 );
-
-// Add the actual SVG content for Bluesky
-function add_bluesky_svg_icon( $social_icons ) {
-    $social_icons['bluesky'] = '
+    // Add the Bluesky SVG icon
+    TwentyNineteen_SVG_Icons::$social_icons['bluesky'] = '
 <svg viewBox="0 0 600 530" version="1.1" xmlns="http://www.w3.org/2000/svg">
     <path d="m135.72 44.03c66.496 49.921 138.02 151.14 164.28 205.46 26.262-54.316 97.782-155.54 164.28-205.46 47.98-36.021 125.72-63.892 125.72 24.795 0 17.712-10.155 148.79-16.111 170.07-20.703 73.984-96.144 92.854-163.25 81.433 117.3 19.964 147.14 86.092 82.697 152.22-122.39 125.59-175.91-31.511-189.63-71.766-2.514-7.3797-3.6904-10.832-3.7077-7.8964-0.0174-2.9357-1.1937 0.51669-3.7077 7.8964-13.714 40.255-67.233 197.36-189.63 71.766-64.444-66.128-34.605-132.26 82.697-152.22-67.108 11.421-142.55-7.4491-163.25-81.433-5.9562-21.282-16.111-152.36-16.111-170.07 0-88.687 77.742-60.816 125.72-24.795z" />
 </svg>';
-
-    return $social_icons;
 }
-add_filter( 'twentynineteen_social_icons', 'add_bluesky_svg_icon', 5 );
+add_action( 'after_setup_theme', 'c4aa_add_bluesky_icon' );
 /**
  * ACF Body Class Options
  *