Merge branch '31386-profile-fix-externallinks' into 'master'

Resolve "Make Twitter Link on Profile page useable by fixing wrong target URL's"

Closes #31386

See merge request !10931

app/helpers/application_helper.rb

@@ -278,4 +278,22 @@ module ApplicationHelper
   def show_user_callout?
     cookies[:user_callout_dismissed] == 'true'
   end
+
+  def linkedin_url(user)
+    name = user.linkedin
+    if name =~ %r{\Ahttps?:\/\/(www\.)?linkedin\.com\/in\/}
+      name
+    else
+      "https://www.linkedin.com/in/#{name}"
+    end
+  end
+
+  def twitter_url(user)
+    name = user.twitter
+    if name =~ %r{\Ahttps?:\/\/(www\.)?twitter\.com\/}
+      name
+    else
+      "https://www.twitter.com/#{name}"
+    end
+  end
 end

app/views/users/show.html.haml

@@ -56,11 +56,11 @@
                 = icon('skype')
           - unless @user.linkedin.blank?
             .profile-link-holder.middle-dot-divider
-              = link_to "https://www.linkedin.com/in/#{@user.linkedin}", title: "LinkedIn" do
+              = link_to linkedin_url(@user), title: "LinkedIn" do
                 = icon('linkedin-square')
           - unless @user.twitter.blank?
             .profile-link-holder.middle-dot-divider
-              = link_to "https://twitter.com/#{@user.twitter}", title: "Twitter" do
+              = link_to twitter_url(@user), title: "Twitter" do
                 = icon('twitter-square')
           - unless @user.website_url.blank?
             .profile-link-holder.middle-dot-divider