Module: ViewFu::TagHelper

Defined in:
lib/view_fu/tag_helper.rb

Instance Method Summary collapse

Instance Method Details

#anchor(anchor_name) ⇒ Object

Writes an anchor tag



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# File 'lib/view_fu/tag_helper.rb', line 25

def anchor(anchor_name)
  "<a name='#{anchor_name}'></a>"
end

#br ⇒ Object

Writes a br tag



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# File 'lib/view_fu/tag_helper.rb', line 5

def br
  "<br />"
end

#clear(direction = nil) ⇒ Object

Writes a clear div tag



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# File 'lib/view_fu/tag_helper.rb', line 43

def clear(direction = nil)
  clear_tag(:div, direction)
end

#clear_tag(tag, direction = nil) ⇒ Object

Writes a clear tag



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# File 'lib/view_fu/tag_helper.rb', line 30

def clear_tag(tag, direction = nil)
  if tag == :br
    "<br class=\"clear#{direction}\" />"
  else
    "<#{tag} class=\"clear#{direction}\"></#{tag}>"
  end
end

#clearbit_icon(icon, color, options = {}) ⇒ Object

clearbit icons



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# File 'lib/view_fu/tag_helper.rb', line 137

def clearbit_icon(icon, color, options = {})
  image_tag "clearbits/#{icon}.gif", {:class => "clearbits #{color}", :alt => icon}.merge(options)
end

#current_year ⇒ Object 



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# File 'lib/view_fu/tag_helper.rb', line 38

def current_year
  Time.now.strftime("%Y")
end

#delete_link(*args) ⇒ Object

Wrap a delete link



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# File 'lib/view_fu/tag_helper.rb', line 96

def delete_link(*args)
  options = {:method => :delete, :confirm => "Are you sure you want to delete this?"}.merge(args.extract_options!)
  args << options
  link_to(*args)
end

#hidden ⇒ Object

Return a hidden attribute hash (useful in Haml tags - %div#hidden)



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# File 'lib/view_fu/tag_helper.rb', line 53

def hidden
  {:style => "display:none"}
end

#hide_if(condition) ⇒ Object Also known as: hidden_if, hidden_unless

Return a hidden attribute hash if a condition evaluates to true



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# File 'lib/view_fu/tag_helper.rb', line 75

def hide_if(condition)
  if condition
    hidden
  else
    {}
  end
end

#hide_unless(condition) ⇒ Object

Return a hidden attribute hash if a condition evaluates to false



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# File 'lib/view_fu/tag_helper.rb', line 85

def hide_unless(condition)
  if !condition
    hidden
  else
    {}
  end
end

#hr ⇒ Object

Writes an hr tag



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# File 'lib/view_fu/tag_helper.rb', line 10

def hr
  "<hr />"
end

#is_edit? ⇒ Boolean

Check if we're on Edit or Update actions

Returns:

  • (Boolean) 


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# File 'lib/view_fu/tag_helper.rb', line 120

def is_edit?
  action = params[:action]
  action == "edit" || action == "update"
end

#is_new? ⇒ Boolean

Check if we're on New or Create actions

Returns:

  • (Boolean) 


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# File 'lib/view_fu/tag_helper.rb', line 114

def is_new?
  action = params[:action]
  action == "new" || action == "create"
end

#link_to_block(*args, &block) ⇒ Object

Wrap a block with a link



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# File 'lib/view_fu/tag_helper.rb', line 103

def link_to_block(*args, &block)
  content = capture_haml(&block)
  return link_to(content, *args)
end

#link_to_image(image_path, label, url, options = {}) ⇒ Object

Easily link to an image



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# File 'lib/view_fu/tag_helper.rb', line 58

def link_to_image(image_path, label, url, options={})
  # setup vertical alignment
  vert_align = options.delete(:vert)
  if vert_align.nil?
    vert_style = "vertical-align: middle"
  elsif vert_align.blank?
    vert_style = ""
  else
    vert_style = "vertical-align: #{vert_align.to_i}px"
  end

  link_to(image_tag(image_path, :class => "vert-middle", :style => "#{vert_style}"), url, options)+"&nbsp;"+
  link_to(label, url, options)
end

#lorem ⇒ Object

Return some lorem text



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# File 'lib/view_fu/tag_helper.rb', line 48

def lorem
  "Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."
end

#nbsp ⇒ Object

Writes a nonbreaking space



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# File 'lib/view_fu/tag_helper.rb', line 15

def nbsp
  "&nbsp;"
end

#paging(page_data, style = :sabros) ⇒ Object

Display will_paginate paging links



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# File 'lib/view_fu/tag_helper.rb', line 131

def paging(page_data, style = :sabros)
  return unless page_data.class == WillPaginate::Collection    
  will_paginate(page_data, :class => "pagination #{style}", :inner_window => 3)
end

#pixel(options = {}) ⇒ Object

pixel spacing helper



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# File 'lib/view_fu/tag_helper.rb', line 142

def pixel(options = {})
  image_tag "pixel.png", options
end

#production? ⇒ Boolean

Check if we're on production environment

Returns:

  • (Boolean) 


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# File 'lib/view_fu/tag_helper.rb', line 109

def production?
  Rails.env == "production"
end

#space ⇒ Object

Writes an hr space tag



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# File 'lib/view_fu/tag_helper.rb', line 20

def space
  "<hr class='space' />"
end

#use_cache? ⇒ Boolean

Whether or not to use caching

Returns:

  • (Boolean) 


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# File 'lib/view_fu/tag_helper.rb', line 126

def use_cache?
  ActionController::Base.perform_caching
end