Module: SpudBannersHelper

Defined in:
app/helpers/spud_banners_helper.rb

Instance Method Summary collapse

Instance Method Details

#spud_banner_image_tag(banner) ⇒ Object

Returns an HTML <img/> tag for a single banner



74
75
76
 
# File 'app/helpers/spud_banners_helper.rb', line 74

def spud_banner_image_tag(banner)
  image_tag(banner.banner.url(:banner), alt: banner.alt, title: banner.title)
end

#spud_banner_tag(banner, _options = {}) ⇒ Object

Returns an HTML tag for a single banner May return either an <img/> or an <a/> depending on the banner



62
63
64
65
66
67
68
69
70
 
# File 'app/helpers/spud_banners_helper.rb', line 62

def spud_banner_tag(banner, _options = {})
  if banner.link_to.blank?
    spud_banner_image_tag(banner)
  else
    link_to(banner.link_to, target: banner.link_target) do
      spud_banner_image_tag(banner)
    end
  end
end

#spud_banners_for_set(set_or_identifier, options = {}) ⇒ Object

Returns banner html for a given identifier

  • set_or_identifier: A reference to a SpudBannerSet, or the name of a known banner set passed as a symbol (ie, :home)

  • options:

    • limit: Max number of banners to return

    • background_image: Pass true to return the banners as CSS background-image properties rather than <img/> tags



12
13
14
15
16
17
18
19
20
21
22
 
# File 'app/helpers/spud_banners_helper.rb', line 12

def spud_banners_for_set(set_or_identifier, options = {})
  banner_set = if set_or_identifier.is_a?(SpudBannerSet)
                 set_or_identifier
               else
                 SpudBannerSet.find_with_identifier(set_or_identifier)
               end

  return '' if banner_set.blank?

  spud_banners_set_tag(banner_set, options)
end

#spud_banners_set_tag(banner_set, options = {}) ⇒ Object

Returns banner html for a given banner_set

  • banner_set: A reference to a SpudBannerSet

  • options:

    • limit: Max number of banners to return

    • background_image: Pass true to return the banners as CSS background-image properties rather than <img/> tags



31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
 
# File 'app/helpers/spud_banners_helper.rb', line 31

def spud_banners_set_tag(banner_set, options = {})
  background_image = options.delete(:background_image)
  limit = options.delete(:limit) || false
  banners_query = banner_set.banners.active.limit(limit)
  if block_given?
    banners_query.each do |banner|
      yield(banner)
    end
  else
    content_tag(:div, :class => "spud-banner-set #{options[:wrapper_class]}", 'data-id' => banner_set.id) do
      banners_query.map do |banner|
        if background_image
          concat(content_tag(:div,
            class: "spud-banner #{options[:banner_class]}",
            style: "background-image:url('#{banner.banner.url(:banner)}');",
            'data-id' => banner.id) do
              content_tag :div, raw(banner.rich_text), class: 'spud-banner-rich-text' if banner.rich_text
            end)
        else
          concat(content_tag(:div, :class => "spud-banner #{options[:banner_class]}", 'data-id' => banner.id) do
            spud_banner_tag(banner, options)
          end)
        end
      end
    end
  end
end