FeedBunch-app/config/initializers/sanitization.rb
# Whitelist of accepted tags and attributes when sanitizing entries, folder titles etc.
# This list is a more restrictive version of:
# https://github.com/flavorjones/loofah/blob/master/lib/loofah/html5/whitelist.rb
Rails.application.config.action_view.sanitized_allowed_attributes = %w[alt border cite colspan color coords datetime
dir headers href hreflang ismap label lang loop loopcount loopend loopstart media poster preload
rel rev rowspan scope shape span src start summary target title usemap]
Rails.application.config.action_view.sanitized_allowed_tags = %w[a abbr acronym address area
article aside audio b bdi bdo big blockquote br canvas
caption center cite code col colgroup dd del
dfn div dl dt em figcaption figure footer
h1 h2 h3 h4 h5 h6 header hr i img ins kbd
li map mark nav ol p
pre q s samp section small span strike strong sub
sup table tbody td tfoot th thead time tr tt u ul var
video]