Merged in task/dspace-cris-2025_02_x/DSC-2862 (pull request DSpace#4613)

[DSC-2862] improve authoritylink behavior, add X to websites

Approved-by: Francesco Molinaro

Author: Andrea Barbasso

src/app/cris-layout/cris-layout-matrix/cris-layout-box-container/boxes/metadata/rendering-types/link-authority/link-authority.component.ts

@@ -70,13 +70,16 @@ export class LinkAuthorityComponent extends RenderingTypeValueModelComponent imp
       return iconStyle;
     }
 
-    if (siteUrl.includes('linkedin')) {
+    const hostname = new URL(siteUrl)?.hostname?.replace(/^www\./, '') ||
+      siteUrl.toLowerCase();
+
+    if (/^(linkedin\.com|lnkd\.in)$/.test(hostname)) {
       iconStyle = 'fab fa-linkedin';
-    } else if (siteUrl.includes('twitter')) {
+    } else if (/^(twitter\.com|x\.com|t\.co)$/.test(hostname)) {
       iconStyle = 'fa-brands fa-x-twitter';
-    } else if (siteUrl.includes('instagram')) {
+    } else if (/^(instagram\.com|instagr\.am)$/.test(hostname)) {
       iconStyle = 'fab fa-instagram';
-    } else if (siteUrl.includes('facebook')) {
+    } else if (/^(facebook\.com|fb\.com)$/.test(hostname)) {
       iconStyle = 'fab fa-facebook';
     }
     return iconStyle;