docbrown/app/models/display_ad.rb
2018-05-01 12:46:28 -04:00

21 lines
809 B
Ruby

class DisplayAd < ApplicationRecord
belongs_to :organization
validates :organization_id, presence: true
validates :placement_area, presence: true,
inclusion: { in: %w(sidebar) }
validates :body_markdown, presence: true
before_save :process_markdown
private
def process_markdown
renderer = HtmlRouge.new(hard_wrap: true, filter_html: false)
markdown = Redcarpet::Markdown.new(renderer)
initial_html = markdown.render(body_markdown)
stripped_html = ActionController::Base.helpers.sanitize initial_html.html_safe,
tags: %w(a em i b u br img h1 h2 h3 h4 div),
attributes: %w(href target src height width style)
html = stripped_html.gsub("\n","")
self.processed_html = MarkdownParser.new(html).prefix_all_images(html, 350)
end
end