Adding mailto: obfuscation

Gemfile

@@ -25,6 +25,7 @@ gem 'jekyll-theme-lcsb-default', '~> 0.2.18', :git => "https://git-r3lab.uni.lu/
 group :jekyll_plugins do
  gem "jekyll-paginate-v2", "~> 1.7"
  gem "jekyll-feed", "~> 0.6"
+ gem "jekyll-email-protect"
 end
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem

_plugins/hook_mailto_email_protector.rb

+Jekyll::Hooks.register([:pages, :posts, :documents], :pre_render) do |post|
+  # This will run every time the website is built
+
+  # Include a plugin (needs to be in gemfile)
+  include Jekyll::EmailProtect::EmailProtectionFilter
+
+  # Using a simpler version of email regexp
+  email_regexp = /mailto\:(?:[\'\"]*)(?:[\w+\-]\.?)+@[a-z\d\-]+(?:\.[a-z]+)*\.[a-z]+(?:[\'\"]*)/i
+
+  # Take post's content, and transform every occurence of the following regexp (an email)
+  post.content = post.content.gsub(email_regexp) {
+    # For every occurence, apply protection function:
+    |param| "mailto:" + Jekyll::EmailProtect::EmailProtectionFilter::encode_email(param[7..-1].delete("'").delete('"'))
+  }
+end
+