Module: HelperMethods

Defined in:
lib/helper_methods.rb,
lib/helper_methods/version.rb

Constant Summary collapse

VERSION = 
"0.0.20"

Instance Method Summary collapse

Instance Method Details



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# File 'lib/helper_methods.rb', line 77

def active_link_to(*args, &block)
  if block_given?
    name          = capture(&block)
    options       = args[0] || {}
    html_options  = args[1] || {}
  else
    name          = args[0]
    options       = args[1] || {}
    html_options  = args[2] || {}
  end
  url = url_for(options)

  active_options  = { }
  link_options    = { }
  html_options.each do |k, v|
    if [:active, :class_active, :class_inactive, :active_disable, :wrap_tag].member?(k)
      active_options[k] = v
    else
      link_options[k] = v
    end
  end

  css_class = link_options.delete(:class).to_s + ' '
  css_class << active_link_to_class(url, active_options)
  css_class.strip!

  wrap_tag = active_options[:wrap_tag].present? ? active_options[:wrap_tag] : nil
  link_options[:class] = css_class if css_class.present?

  link = if active_options[:active_disable] === true && is_active_link?(url, active_options[:active])
    content_tag(:span, name, link_options)
  else
    link_to(name, url, link_options)
  end

  wrap_tag ? content_tag(wrap_tag, link, :class => (css_class if css_class.present?)) : link
end

#active_link_to_class(url, options = {}) ⇒ Object 



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# File 'lib/helper_methods.rb', line 115

def active_link_to_class(url, options = {})
  if is_active_link?(url, options[:active])
    options[:class_active] || 'active'
  else
    options[:class_inactive] || ''
  end
end

#attachment_url(file, style = :original) ⇒ Object 



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# File 'lib/helper_methods.rb', line 63

def attachment_url(file, style = :original)
  protocol = request.ssl? ? 'https' : 'http'
  "#{protocol}//#{request.host_with_port}#{file.url(style)}"
end

#bootstrap_badge(text, name = "") ⇒ Object 



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# File 'lib/helper_methods.rb', line 54

def bootstrap_badge(text, name="")
  return %(<span class="#{name}">#{text}</span>).html_safe
end

#bootstrap_icon(name, text = "", direction = "l") ⇒ Object 



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# File 'lib/helper_methods.rb', line 45

def bootstrap_icon(name, text="", direction="l")
  return %(<span class="#{name}"></span> #{text}).html_safe if direction == 'l'
  return %(#{text} <span class="#{name}"></span>).html_safe if direction == 'r'
end

#bootstrap_label(text, name = "") ⇒ Object 



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# File 'lib/helper_methods.rb', line 50

def bootstrap_label(text, name="")
  return %(<span class="#{name}">#{text}</span>).html_safe
end

#error_messages_for(resource, style = 'danger') ⇒ Object 



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# File 'lib/helper_methods.rb', line 7

def error_messages_for(resource, style = 'danger')
  if resource.errors.any?
    content_tag :div, class: "alert alert-#{style} alert-dismissable" do
      content_tag :ol do
        resource.errors.collect do |key, value|
          content_tag :li, value
        end.join.html_safe
      end
    end
  end
end

#flash_messages ⇒ Object 



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# File 'lib/helper_methods.rb', line 19

def flash_messages
  if flash.any?
    content_tag :div, class: "alert alert-success alert-dismissable" do
      content_tag :ul do
        flash.collect do |key, value|
          unless [true, false, nil].include?(value)
            content_tag :li, value
          end
        end.join.html_safe
      end
    end
  end
end

#full_url_for(resource) ⇒ Object 



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# File 'lib/helper_methods.rb', line 68

def full_url_for(resource)
  protocol = request.ssl? ? 'https' : 'http'
  "#{protocol}//#{request.host_with_port}#{url_for(resource)}"
end

#gravatar(email, html_options = {}) ⇒ Object 



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# File 'lib/helper_methods.rb', line 58

def gravatar(email, html_options = {})
  email = Digest::MD5.hexdigest(email)
  image_tag "http://www.gravatar.com/avatar/#{email}?size=48", html_options
end

#is_active_link?(url, condition = nil) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/helper_methods.rb', line 123

def is_active_link?(url, condition = nil)
  url = url_for(url).sub(/\?.*/, '') # ignore GET params
  case condition
  when :inclusive, nil
    !request.fullpath.match(/^#{Regexp.escape(url).chomp('/')}(\/.*|\?.*)?$/).blank?
  when :exclusive
    !request.fullpath.match(/^#{Regexp.escape(url)}\/?(\?.*)?$/).blank?
  when Regexp
    !request.fullpath.match(condition).blank?
  when Array
    controllers = [*condition[0]]
    actions     = [*condition[1]]
    (controllers.blank? || controllers.member?(params[:controller])) &&
    (actions.blank? || actions.member?(params[:action]))
  when TrueClass
    true
  when FalseClass
    false
  end
end

#mobile_device? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/helper_methods.rb', line 33

def mobile_device?
	request.user_agent =~ /Mobile|webOS/
end

#qr_code_for(data, size) ⇒ Object 



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# File 'lib/helper_methods.rb', line 73

def qr_code_for(data, size)
  image_tag "https://chart.googleapis.com/chart?chs=#{size}&cht=qr&chl=#{data}"
end

#youtube_link(video) ⇒ Object 



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# File 'lib/helper_methods.rb', line 41

def youtube_link(video)
  link_to "www.youtube.com/watch?v=#{video}", "http://www.youtube.com/watch?v=#{video}", class: 'various fancybox-media'
end

#youtube_videop(video, width = 580, height = 420) ⇒ Object 



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# File 'lib/helper_methods.rb', line 37

def youtube_videop(video, width = 580, height = 420)
  "<iframe width='#{width}' height='#{height}' src='http://www.youtube.com/embed/#{video}' frameborder='0' allowfullscreen></iframe>".html_safe
end