Module: Freeberry::Controllers::HelperUtils

Defined in:
lib/freeberry/controllers/helper_utils.rb

Instance Method Summary collapse

Instance Method Details

#anchor_to(name, options = {}) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 37

def anchor_to(name, options={})
  return if name.blank?
  options[:name] = name
  
  content_tag(:a, '', options)
end

#description(content) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 17

def description(content)
  content_for(:description) { tag(:meta, :content=>content, :name=>"description") } unless content.blank?
end

#encode_email(email_address, options = {}) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 159

def encode_email(email_address, options = {})
  email_address = email_address.to_s
  string = ''

  "document.write('#{email_address}');".each_byte do |c|
     string << sprintf("%%%x", c)
   end
   
  "<script type=\"#{Mime::JS}\">eval(decodeURIComponent('#{string}'))</script>"
end

#javascript(*args) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 9

def javascript(*args)
 content_for(:head) { javascript_include_tag(*args) }
end

#keywords(content) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 21

def keywords(content)
  content_for(:keywords) { tag(:meta, :content=>content, :name=>"keywords") } unless content.blank?
end

#link_by_href(name, options = {}) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 44

def link_by_href(name, options={})
  link_to name, name, options
end

#link_to_if_tag(condition, name, options = {}, html_options = {}, &block) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 68

def link_to_if_tag(condition, name, options = {}, html_options = {}, &block)
  tag_name = html_options.delete(:tag) || :span
  if condition
    link_to(name, options, html_options)
  else
    if block_given?
     block.arity <= 1 ? yield(name) : yield(name, options, html_options)
    else
     content_tag(tag_name, name, html_options)
    end
  end
end

#link_to_remote_if(condition, name, options = {}, html_options = nil) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 94

def link_to_remote_if(condition, name, options = {}, html_options = nil)
  return name unless condition
  link_to_function(name, remote_function(options), html_options || options.delete(:html))
end

#link_to_unless_current_span(name, options = {}, html_options = {}, &block) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 48

def link_to_unless_current_span(name, options = {}, html_options = {}, &block)
  link_to_unless_span current_page?(options), name, options, html_options, &block
end

#link_to_unless_current_tag(name, options = {}, html_options = {}, &block) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 64

def link_to_unless_current_tag(name, options = {}, html_options = {}, &block)
  link_to_unless_tag current_page?(options), name, options, html_options, &block
end

#link_to_unless_span(condition, name, options = {}, html_options = {}, &block) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 52

def link_to_unless_span(condition, name, options = {}, html_options = {}, &block)
  if condition
    if block_given?
     block.arity <= 1 ? yield(name) : yield(name, options, html_options)
    else
     content_tag(:span, name, html_options)
    end
  else
    link_to(name, options, html_options)
  end
end

#link_to_unless_tag(condition, name, options = {}, html_options = {}, &block) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 81

def link_to_unless_tag(condition, name, options = {}, html_options = {}, &block)
  tag_name = html_options.delete(:tag) || :span
  unless condition
    link_to(name, options, html_options)
  else
    if block_given?
     block.arity <= 1 ? yield(name) : yield(name, options, html_options)
    else
     content_tag(tag_name, name, html_options)
    end
  end
end

#locale_image_tag(source, options = {}) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 121

def locale_image_tag(source, options = {})
  source = "#{I18n.locale}/#{source}"
  image_tag(source, options)
end

#page_description ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 33

def page_description
  h([@page_description, I18n.t("page.meta_description")].compact.join(', '))
end

#page_keywords ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 29

def page_keywords
  h([@page_keywords, I18n.t("page.meta_keywords")].compact.join(' '))
end

#page_title ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 25

def page_title
  h([@page_title, I18n.t("page.title")].compact.join(' | '))
end

#stylesheet(*args) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 13

def stylesheet(*args)
  content_for(:head) { stylesheet_link_tag(*args) }
end

#submit_image(name, src, options = {}) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 99

def submit_image(name, src, options={})
  html_options = options.dup.symbolize_keys
  
  html_options[:name] = name
  html_options[:src] = src
  html_options[:type] ||= 'image'
  
  tag(:input, html_options)
end

#submit_image_to_remote(name, value, options = {}) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 109

def submit_image_to_remote(name, value, options = {})
  options[:with] ||= 'Form.serialize(this.form)'
  
  html_options = options.delete(:html) || {}
  html_options[:name] = name
  html_options[:type] ||= 'button'

  onclick = html_options.delete(:onclick) || remote_function(options)

  tag(:input, html_options.merge(:value => name, :onclick => onclick))
end

#swf_object(swf, id, width, height, flash_version, options = {}) ⇒ Object

swf_object



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# File 'lib/freeberry/controllers/helper_utils.rb', line 127

def swf_object(swf, id, width, height, flash_version, options = {})
  options.symbolize_keys!
  
  params = options.delete(:params) || {}
  attributes = options.delete(:attributes) || {}
  flashvars = options.delete(:flashvars) || {}
  
  attributes[:classid] ||= "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"
  attributes[:id] ||= id
  attributes[:name] ||= id
  
  output_buffer = ActiveSupport::SafeBuffer.new
  
  if options[:create_div]
    output_buffer << content_tag(:div, 
      "This website requires <a href='http://www.adobe.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash&promoid=BIOW' target='_blank'>Flash player</a> #{flash_version} or higher.",
      :id => id)
  end
  
  js = []
  
  js << "var params = {#{params.to_a.map{|item| "#{item[0]}:'#{item[1]}'" }.join(',')}};"
  js << "var attributes = {#{attributes.to_a.map{|item| "#{item[0]}:'#{item[1]}'" }.join(',')}};"
  js << "var flashvars = {#{flashvars.to_a.map{|item| "#{item[0]}:'#{item[1]}'" }.join(',')}};"

  js << "swfobject.embedSWF('#{swf}', '#{id}', '#{width}', '#{height}', '#{flash_version}', '/swf/expressInstall.swf', flashvars, params, attributes);"

  output_buffer << javascript_tag(js.join)
  
  output_buffer
end

#title(content) ⇒ Object 



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# File 'lib/freeberry/controllers/helper_utils.rb', line 5

def title(content)
 content_for(:title) { content } unless content.blank?
end