Module: Storefront::Helpers::HeadHelper

Defined in:
lib/storefront/helpers/head_helper.rb

Instance Method Summary collapse

Instance Method Details

#apple_full_screen_meta_tag(value) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 229

def apple_full_screen_meta_tag(value)
  meta_tag("apple-touch-fullscreen", value == true ? "yes" : "no")
end

#apple_meta_tags(options = {}) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 208

def apple_meta_tags(options = {})
  result = []
  result << apple_viewport_meta_tag(options)
  result << apple_full_screen_meta_tag(options[:full_screen]) if options.has_key?(:full_screen)
  result << apple_mobile_compatible_meta_tag(options[:mobile]) if options.has_key?(:mobile)
  result.join
end

#apple_mobile_compatible_meta_tag(value) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 233

def apple_mobile_compatible_meta_tag(value)
  meta_tag("apple-mobile-web-app-capable", value == true ? "yes" : "no")
end

#apple_touch_icon_link_tag(path, options = {}) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 237

def apple_touch_icon_link_tag(path, options = {})
  rel = ["apple-touch-icon"]
  rel << "#{options[:size]}x#{options[:size]}" if options[:size].present?
  rel << "precomposed" if options[:precomposed]
  link_tag(:rel => rel.join("-"), :href => path)
end

#apple_touch_icon_link_tags(path, *sizes) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 244

def apple_touch_icon_link_tags(path, *sizes)
  options = sizes.extract_options!
  sizes.map { |size| apple_touch_icon_link_tag(path, options.merge(:size => size)) }.join
end

#apple_viewport_meta_tag(options = {}) ⇒ Object

www.html5rocks.com/en/mobile/mobifying.html



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# File 'lib/storefront/helpers/head_helper.rb', line 217

def apple_viewport_meta_tag(options = {})
  viewport = []
  viewport << "width=#{options[:width]}" if options[:width].present?
  viewport << "height=#{options[:height]}" if options[:height].present?
  viewport << "initial-scale=#{options[:scale] || 1.0}"
  viewport << "minimum-scale=#{options[:min]}" if options[:min].present?
  viewport << "maximum-scale=#{options[:max]}" if options[:max].present?
  viewport << "user-scalable=#{options[:scalable] == true ? "yes" : "no"}" if options.has_key?(:scalable)
  
  meta_tag("viewport", viewport.join(", "))
end

#canonical_link_tag(path) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 136

def canonical_link_tag(path)
  link_tag(:rel => :canonical, :href => path)
end

#copyright(from) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 97

def copyright(string)
  @content_for_copyright = string
end

#copyright_tag(default = '') ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 101

def copyright_tag(default='')
  content = @content_for_copyright || default
  meta_tag(:copyright, content) unless content.blank?
end

#description(string) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 79

def description(string)
  @content_for_description = string
end

#description_tag(default = '') ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 83

def description_tag(default='')
  content = normalize_description(@content_for_description || default)
  meta_tag(:description, content) unless content.blank?
end

#favicon_link_tag(favicon = "/favicon.ico") ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 180

def favicon_link_tag(favicon = "/favicon.ico")
  link_tag(:rel => "shortcut icon", :href => favicon, :type => "image/x-icon")
end

#html4_content_type_tag(charset = "UTF-8", type = "text/html") ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 167

def html4_content_type_tag(charset = "UTF-8", type = "text/html")
  http_meta_tag("Content-Type", "#{type}; charset=#{charset}")
end

#html5_content_type_tag(charset = "UTF-8") ⇒ Object Also known as: content_type_tag 



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# File 'lib/storefront/helpers/head_helper.rb', line 171

def html5_content_type_tag(charset = "UTF-8")
  capture_haml { haml_tag :meta, "charset" => charset }
end

#http_meta_tag(name, content) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 140

def http_meta_tag(name, content)
  capture_haml { haml_tag :meta, :"http-equiv" => name, :content => content }
end

#ie_application_meta_tags(title, options = {}) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 188

def ie_application_meta_tags(title, options = {})
  result = []
  result << meta_tag("application-name", title)
  result << meta_tag("msapplication-tooltip", options[:tooltip]) if options[:tooltip].present?
  result << meta_tag("msapplication-starturl", options[:url]) if options[:url].present?
  if options[:width].present? && options[:height].present?
    result << meta_tag("msapplication-window", "width=#{options[:width]};height=#{options[:height]}")
  end
  result << meta_tag("msapplication-navbutton-color", options[:color]) if options[:color].present?
  result.join("\n")
end

#ie_task_meta_tag(name, path, icon = nil) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 200

def ie_task_meta_tag(name, path, icon = nil)
  content = []
  content << "name=#{name}"
  content << "uri=#{path}"
  content << "icon-uri=#{icon}" if icon
  meta_tag("msapplication-task", content.join(";"))
end

#keywords(string) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 88

def keywords(string)
  @content_for_keywords = string
end

#keywords_tag(default = '') ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 92

def keywords_tag(default = '')
  content = normalize_keywords(@content_for_keywords || default)
  meta_tag(:keywords, content) unless content.blank?
end

#link_tag(options = {}) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 184

def link_tag(options = {})
  capture_haml { haml_tag :link, options }
end

#meta_tag(name, content = '') ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 17

def meta_tag(name, content = '')
  capture_haml { haml_tag :meta, :name => name, :content => content }
end

#meta_tags(*args) ⇒ Object Also known as: meta 



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# File 'lib/storefront/helpers/head_helper.rb', line 4

def meta_tags(*args)
  options = args.extract_options!
  options[:site] ||= args.shift
  result = []
  storefront_config.meta_tags.each do |meta_tag_name|
    if options[meta_tag_name].present?
      result << meta_tag(meta_tag_name, options[meta_tag_name])
    end
  end
  result.join("\n")
end

#open_graph_meta_tag(property, content) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 271

def open_graph_meta_tag(property, content)
  capture_haml { haml_tag :meta, :property => property, :content => content }
end

#open_graph_meta_tags(options = {}) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 249

def open_graph_meta_tags(options = {})
  result = []
  
  result << open_graph_meta_tag("og:title", options[:title]) if options[:title]
  result << open_graph_meta_tag("og:type", options[:type]) if options[:type]
  result << open_graph_meta_tag("og:image", options[:image]) if options[:image]
  result << open_graph_meta_tag("og:site_name", options[:site]) if options[:site]
  result << open_graph_meta_tag("og:description", options[:description]) if options[:description]
  result << open_graph_meta_tag("og:email", options[:email]) if options[:email]
  result << open_graph_meta_tag("og:phone_number", options[:phone]) if options[:phone]
  result << open_graph_meta_tag("og:fax_number", options[:fax]) if options[:fax]
  result << open_graph_meta_tag("og:latitude", options[:lat]) if options[:lat]
  result << open_graph_meta_tag("og:longitude", options[:lng]) if options[:lng]
  result << open_graph_meta_tag("og:street-address", options[:street]) if options[:street]
  result << open_graph_meta_tag("og:locality", options[:city]) if options[:city]
  result << open_graph_meta_tag("og:region", options[:state]) if options[:state]
  result << open_graph_meta_tag("og:postal-code", options[:zip]) if options[:zip]
  result << open_graph_meta_tag("og:country-name", options[:country]) if options[:country]
  
  result.join("\n")
end

#pagination_meta_tags(options = {}) ⇒ Object

first, last, next, prev



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# File 'lib/storefront/helpers/head_helper.rb', line 276

def pagination_meta_tags(options = {})
  
end

#refresh_meta_tag(path, options = {}) ⇒ Object

Examples:

Redirect to the site home page in 20 seconds.


refresh_meta_tag root_url, :in => 20.seconds


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# File 'lib/storefront/helpers/head_helper.rb', line 147

def refresh_meta_tag(path, options = {})
  http_meta_tag("refresh", "#{options[:in].to_i};url=#{path}")
end

#robots(*args) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 106

def robots(*args)
  content_for(:robots, args.join(", "))
end

#robots_tag(*args) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 110

def robots_tag(*args)
  options = args.extract_options!
    
  noindex_name = tags[:noindex].is_a?(String) ? tags[:noindex] : 'robots'
  nofollow_name = tags[:nofollow].is_a?(String) ? tags[:nofollow] : 'robots'

  if noindex_name == nofollow_name
    content = [(tags[:noindex] ? 'noindex' : nil), (tags[:nofollow] ? 'nofollow' : nil)].compact.join(', ')
    unless content.blank?
      result << "\n"
      result << meta_tag(noindex_name, content)
    end
  else
    if tags[:noindex]
      result << "\n"
      result << meta_tag(noindex_name, "noindex")
    end
    if tags[:nofollow]
      result << "\n"
      result << meta_tag(nofollow_name, "nofollow")
    end
  end

  return result
end

#search_link_tag(href, title) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 176

def search_link_tag(href, title)
  link_tag(:rel => "search", :type => "application/opensearchdescription+xml", :href => href, :title => title)
end

#snapshot_link_tag(href) ⇒ Object

wiki.developers.facebook.com/index.php/Facebook_Share/Specifying_Meta_Tags



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# File 'lib/storefront/helpers/head_helper.rb', line 163

def snapshot_link_tag(href)
  link_tag(:rel => "image_src", :href => href)
end

#title(*args) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 21

def title(*args)
  @content_for_title = *args
end

#title_tag(*args) ⇒ Object 



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# File 'lib/storefront/helpers/head_helper.rb', line 25

def title_tag(*args)
  options = args.extract_options!
  # Title
  title   = @content_for_title

  if title.present?
    options.merge!(title.extract_options!)
    title = @content_for_title.shift || options[:title]
  end

  if options[:lowercase] === true
    title = title.downcase unless title.blank?
  end

  site    = options.has_key?(:site) ? options[:site] : args.first

  # Prefix (leading space)
  if options[:prefix]
    prefix = options[:prefix]
  elsif options[:prefix] === false
    prefix = ''
  else
    prefix = ' '
  end

  # Separator
  unless options[:separator].blank?
    separator = options[:separator]
  else
    separator = '|'
  end

  # Suffix (trailing space)
  if options[:suffix]
    suffix = options[:suffix]
  elsif options[:suffix] === false
    suffix = ''
  else
    suffix = ' '
  end

  # title
  if title.blank?
    result = content_tag :title, site
  else
    title  = normalize_title(title)
    title  = [site] + title if site
    title.reverse! unless options[:reverse] === false
    sep    = prefix + separator + suffix
    result = content_tag(:title, title.join(sep))
  end
  result
end