links/app/controllers/web_resources_controller.rb

class WebResourcesController < ApplicationController
  require 'nokogiri'
  def index
    links = WebLink.where(:title.ne => "").can_display.filter_by_categories
    web_link = links.collect do |link|
       statuses = link.statuses_with_classname.collect do |status|
        {
          "status" => status["name"],
          "status-class" => "status-#{status['classname']}"
        }
      end
    if link.link_open == "new_window"
      target = "_blank"
    elsif link.link_open == "local"
      target = "_self"
    end
    doc = Nokogiri::HTML(link.title.to_s)
    text = doc.css("body")[0].text rescue ""
    if text.blank? && doc.css("img").count != 0
      text = doc.css("img").map{|img| img.attr("alt") rescue ""}.select{|t| t.present?}.first
    end
    {
      "title" => link.title,
      "title_text" => text,
      "context" => link.context,
      "statuses" => statuses,
      "category" => link.category.title,
      "link_to_show" => link.url,
      "target" => target
    }
    end
    {
      "web_link" => web_link,
      "extras" => {
        "widget-title"=>t(:web_resource)
      },
      "total_pages" => links.total_pages
    }
  end

  def widget
    links = WebLink.where(:title.ne => "").can_display.filter_by_widget_categories
    web_link = links.collect do |link|
       statuses = link.statuses_with_classname.collect do |status|
        {
          "status" => status["name"],
          "status-class" => "status-#{status['classname']}"
        }
      end
    if link.link_open == "new_window"
      target = "_blank"
    elsif link.link_open == "local"
      target = "_self"
    end
    doc = Nokogiri::HTML(link.title.to_s)
    text = doc.css("body")[0].text rescue ""
    if text.blank? && doc.css("img").count != 0
      text = doc.css("img").map{|img| img.attr("alt") rescue ""}.select{|t| t.present?}.first
    end
    {
      "title" => link.title,
      "title_text" => text,
      "context" => link.context,
      "statuses" => statuses,
      "link_to_show" => link.url,
      "target" => target
    }
    end
    {
      "web_link" => web_link,
      "extras" => {"widget-title"=>t(:web_resource),"more_url" => OrbitHelper.widget_more_url}
    }
  end

end