pagecontent/app/controllers/page_contents_controller.rb

class PageContentsController < OrbitAdminController
  require 'uri'
  def index
    params = OrbitHelper.params
    if params["wiki"].present?
      page = WikiPage.where(:uid => params["wiki"].to_s).first
      page.view_count += 1
      page.save
      name = page.title rescue ""
      html = page.content rescue ""
      url_to_edit = OrbitHelper.user_can_edit?(page) ? "/admin/wiki_pages/#{page.id}/edit?page_id=#{page.page.id.to_s}" : ""
    else
      page = Page.where(:page_id => params[:page_id].to_s).first
      name = page.name rescue ""
      html = page.page_contexts.order(:version=>-1).first.content rescue ""
      url_to_edit = OrbitHelper.user_can_edit?(page) ? "/admin/page_contents/new?page_id=#{page.id.to_s}" : ""
    end
    request = OrbitHelper.request
    meta_desc = html.nil? ? "" : ActionView::Base.full_sanitizer.sanitize(html)[0..200]
    doc = Nokogiri::HTML( html )
    img_srcs = doc.css('img').map{ |i| i['src'] }
    metas = [{"property" => "og:title", "content" => name},{"property" => "og:site_name", "content" => Site.first.title},{"property" => "og:url", "content" => request.original_url},{"property" => "og:description", "content" => meta_desc},{"property" => "og:type", "content" => "Article"}]
    if img_srcs.count > 0
      metas << {"property" => "og:image", "content" => URI.join(request.base_url, URI.encode(img_srcs[0])).to_s}
    end
    OrbitHelper.render_meta_tags(metas)

    {
      "html" => html,
      "title" => name,
      "view_count" => (page.view_count rescue ""),
      "view-count-head" =>t('page_content.view_count'),
      "url_to_edit" => url_to_edit
    }
  end
end