nccu-news/app/controllers/news_controller.rb

class NewsController < ApplicationController

  def index
    params = OrbitHelper.params
    news = nil

    if params[:keywords]
      !params[:sort].blank? ? sort = {params[:sort].to_sym=>params[:order]} : sort = {:is_top=>"desc",:postdate=>"desc"}
      news = NewsBulletin.where(:title.ne => "").any_of(:title => /#{params[:keywords].to_s}/i).can_display_postdate.is_approved.order_by(sort).filter_by_categories(["all"]).per(15) if !params[:keywords].nil?
      news_count = "，共搜尋到" + news.count.to_s + "筆資料"
      keyword = "搜尋標題有關 ' " + params[:keywords] + " '"
    elsif params[:department]
      !params[:sort].blank? ? sort = {params[:sort].to_sym=>params[:order]} : sort = {:is_top=>"desc",:postdate=>"desc"}
      dept = Department.find_by(:uid => params["department"].split("-").last) rescue nil
      news = NewsBulletin.where(:title.ne => "" ,:department => dept).can_display_postdate.is_approved.order_by(sort).filter_by_categories(["all"]) if !dept.nil?
      news_count = "，共搜尋到" + news.count.to_s + "筆資料"

      keywords = params[:department].split("-")
      keywords.delete(keywords.last)
      if keywords.kind_of?(Array)
        keyword = "列出由:" + keywords.join("-") + "發佈的資料"
      else
        keyword = "列出由:" + keywords + "發佈的資料"
      end

    elsif params[:unit]
      unit = Unit.find_by(:uid => params["unit"].split("-").last) rescue nil
      !params[:sort].blank? ? sort = {params[:sort].to_sym=>params[:order]} : sort = {:is_top=>"desc",:postdate=>"desc"}
      news = NewsBulletin.where(:title.ne => "" ,:unit => unit).can_display_postdate.is_approved.order_by(sort).filter_by_categories(["all"]) if !unit.nil?
      news_count = "，共搜尋到" + news.count.to_s + "筆資料"

      keywords = params[:unit].split("-")
      keywords.delete(keywords.last)
      if keywords.kind_of?(Array)
        keyword = "列出由:" + keywords.join("-") + "發佈的資料"
      else
        keyword = "列出由:" + keywords + "發佈的資料"
      end
    elsif params["category"]
      !params[:sort].blank? ? sort = {params[:sort].to_sym=>params[:order]} : sort = {:is_top=>"desc",:postdate=>"desc"}
      category = Category.find_by(:uid => params["category"].split("-").last) rescue nil
      news = NewsBulletin.all.where(:title.ne => "").can_display_postdate.is_approved.order_by(sort).filter_by_categories([category.id.to_s]) if !category.nil?
      news_count = "，共搜尋到" + news.count.to_s + "筆資料"

      keywords = params[:category].split("-")
      keywords.delete(keywords.last)
      if keywords.kind_of?(Array)
        keyword = "搜尋有關 ' " + keywords.join("-") + " '"
      else
        keyword = "搜尋有關 ' " + keywords + " '"
      end
    end
    !params[:sort].blank? ? sort = {params[:sort].to_sym=>params[:order]} : sort = {:is_top=>"desc",:postdate=>"desc"}
    news = NewsBulletin.where(:title.ne => "" ,:is_preview.in=>[false,nil]).can_display_postdate.is_approved.order_by(sort).filter_by_categories.filter_by_tags(OrbitHelper.params['tags']) if news.nil?
    page = Page.where(:module => "news").first rescue nil
    ma = ModuleApp.find_by_key("news") rescue nil
    categories = ma.categories.enabled.collect do |cat|
      {
        "category-name" => cat.title,
        "category-link" => "/#{I18n.locale.to_s + page.url}/?category=#{cat.to_param}"
      }
    end

    anns = news.collect do |a|
      if a.image_description.blank?
        image_description = "裝飾性圖片"
      else
        image_description = a.image_description
      end
      
      statuses = a.statuses_with_classname.collect do |status|
        {
          "status" => status["name"],
          "status-class" => "status-#{status['classname']}"
        }
      end
    {
      "title" => HTMLEntities.new.encode(a.title),
      "subtitle" => a.subtitle,
      "statuses" => statuses,
      "category" => a.category.title,
      "postdate" => a.postdate.strftime('%Y-%m-%d'),
      "link_to_show" => OrbitHelper.url_to_show(a.to_param),
      "img_src" => a.image.thumb.url || "/assets/news_default_image.jpg",
      "img_description" => image_description,
      "more" => t(:more_plus)
    }
    end
    {
      "news" => anns,
      "categories" => categories,
      "extras" => {
        "categories-title" => t("news.categories"),
        "widget-title" =>t('news.news'),
        "title-head" => t('news.table.title'),
        "date-head" => t('news.table.date'),
        "status-head" => t('news.table.status'),
        "subtitle-head" => t('news.table.sub_title'),
        "category-head" => t('news.table.category'),
        "news_count" => news_count,
        "keyword" => keyword
      },
      "total_pages" => news.total_pages
    }

  end

  def widget
    params = OrbitHelper.params
    !params[:sort].blank? ? sort = {params[:sort].to_sym=>params[:order]} : sort = {:is_top=>"desc",:postdate=>"desc"}
    news = NewsBulletin.where(:title.ne => "",:is_preview.in=>[false,nil],:is_hot => true).can_display.is_approved.order_by(sort).filter_by_widget_categories if news.nil?

    page = Page.where(:module => "news").first rescue nil
    ma = ModuleApp.find_by_key("news") rescue nil
    categories = ma.categories.enabled.collect do |cat|
      {
        "name" => cat.title,
        "category-link" => "/#{I18n.locale.to_s + page.url}/?category=#{cat.to_param}"
      }
    end

    categories.unshift({"name" => t("news.all"), "category-link"  => "/#{I18n.locale.to_s + page.url}/"})

    anns = news.collect do |a|
      if a.image_description.blank?
        image_description = "裝飾性圖片"
      else
        image_description = a.image_description
      end
      
      statuses = a.statuses_with_classname.collect do |status|
        {
          "status" => status["name"],
          "status-class" => "status-#{status['classname']}"
        }
      end

      if I18n.locale.to_s == 'zh_tw'
        subtitle = a.subtitle.truncate(100)
      elsif I18n.locale.to_s == 'en'
        subtitle = a.subtitle.truncate(200)
      end
        


      {
        "title" => HTMLEntities.new.encode(a.title),
        "subtitle" => subtitle,
        "statuses" => statuses,
        "category" => a.category.title,
        "postdate" => a.postdate,
        "link_to_show" => OrbitHelper.widget_item_url(a.to_param),
        "img_src" => a.image.thumb.url || "/assets/news_default_image.jpg",
        "img_description" => image_description
      }
    end
    {
      "news" => anns,
      "categories" => categories,
      "extras" => {
        "more_url"=>OrbitHelper.widget_more_url,
        "title-head" => t('news.table.title'),
        "date-head" => t('news.table.date'),
        "status-head" => t('news.table.status'),
        "subtitle-head" => t('news.table.sub_title'),
        "category-head" => t('news.table.category')
      }
    }
  end

  def show
    params = OrbitHelper.params
    news = NewsBulletin.find_by(:uid=>params[:uid])
    url_to_edit = OrbitHelper.user_can_edit?(news) ? "/admin/news/#{news.id.to_s}/edit" : ""

    access_level = OrbitHelper.user_access_level?
    page = Page.where(:module => "news").first rescue nil

    if !news.approved && (access_level != "manager" && access_level != "admin" && access_level != "sub_manager")
      return {}
    end
     ma = ModuleApp.find_by_key("news") rescue nil
     categories = ma.categories.enabled.collect do |cat|
      {
        "category-name" => cat.title,
        "category-link" => "/#{I18n.locale.to_s + page.url}/?category=#{cat.to_param}"
      }
    end

    tags = news.tags.map{|tag|  {
      "tag" => tag.name ,
      "url" => OrbitHelper.page_for_tag(tag)
    } } rescue []
    files = news.news_bulletin_files.collect{|file|  { "file_url" =>  file.file.url, "file_title" => (file.title.blank? ? File.basename(file.file.path) : file.title) } } rescue []
    links = news.news_bulletin_links.collect{|link|  { "link_url" => link.url, "link_title" => (link.title.blank? ? link.url : link.title) } } rescue []
    update_user = news.update_user.member_profile.name rescue ""
    department = news.department rescue ""

     request = OrbitHelper.request
      meta_desc = news.subtitle.nil? || news.subtitle == ""  ? news.text[0..200] : news.subtitle
      OrbitHelper.render_meta_tags([{"property" => "og:title", "content" => news.title},{"property" => "og:site_name", "content" => Site.first.title},{"property" => "og:url", "content" => request.original_url},{"property" => "og:description", "content" => meta_desc},{"property" => "og:image", "content" => "#{request.base_url}#{news.image.url}"},{"property" => "og:type", "content" => "Article"}])
    {
      "tags" => tags,
      "news_bulletin_files" => files,
      "news_bulletin_links" => links,
      "categories" => categories,
      "data" => {
        "categories-title" => t("news.category"),
        "title" => HTMLEntities.new.encode(news.title),
        "category" => news.category.title,
        "category-link" => "/#{I18n.locale.to_s + page.url}/?category=#{news.category.to_param}",
        "unit" => (news.unit.name rescue ""),
        "unit-link" => "/#{I18n.locale.to_s + page.url}/?unit=#{(news.unit.to_param rescue "")}",
        "department" => (department.name rescue ""),
        "department-link" => "/#{I18n.locale.to_s + page.url}/?department=#{(department.to_param rescue "")}",
        "update_user" => update_user,
        "updated_at" => news.postdate.strftime('%Y-%m-%d %H:%M'),
        "body" => news.text == "" ? "Content unavailable for this language." : news.text,
        "image" => news.image.url,
        "view_count" =>news.view_count,
        "unit-title" => t("news.unit"),
        "view-count-title" => t("news.view_count")
      },
      "impressionist" => (news.is_preview ? nil : news),
      "url_to_edit"=>url_to_edit
    }
  end

end