Module: Umlaut::Helper

Includes:
FooterHelper, HtmlHeadHelper, UrlGeneration
Defined in:
app/helpers/umlaut/helper.rb

Overview

Rails view helpers needed accross Umlaut controllers are collected here. Generally UmlautController will call “helper Umlaut::Helper” to expose these to all umlaut controllers.

Instance Method Summary collapse

Methods included from HtmlHeadHelper

#render_meta_refresh, #render_opensearch_link, #render_umlaut_head_content, #umlaut_title_text

Methods included from FooterHelper

#link_to_direct_sfx, #link_to_test_resolve, #link_to_toggle_debug_info, #render_service_credits

Methods included from UrlGeneration

#path_to_image, #path_to_javascript, #path_to_stylesheet, #url_for

Instance Method Details

#date_format(date_string) ⇒ Object

formats dates sent in an OpenURL into a more human-friendly format. Input Dates look like ‘20000304’. Can be just year, or just year/month, or all. Not sure what this format is officially called. Not sure if they can have dashes sometimes?



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# File 'app/helpers/umlaut/helper.rb', line 40

def date_format(date_string)      
  date_string =~ /(\d\d\d\d)\-?(\d\d)?\-?(\d\d)?/

  begin
    year, month, day_of_month = $1, $2, $3

    if ( month )                
      date = Date.civil(year.to_i, month.to_i)
      formatted_month = date.strftime('%b')
    end
    
    output = year
    output += ' ' + formatted_month if formatted_month
    output += ' ' + day_of_month if day_of_month && day_of_month.to_i != 0

    return output
  rescue
    return date_string
  end
end

#resolver_link(context_object, params = {}) ⇒ Object

pass in an OpenURL::ContextObject, outputs a link.



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# File 'app/helpers/umlaut/helper.rb', line 13

def resolver_link(context_object, params={})
  
  # Content of the link. 
  if ( umlaut_config.link_img_url && params[:text].blank? )
    link_content = image_tag(umlaut_config.link_img_url, :border=>0, :alt=>umlaut_config.app_name)
  elsif ! params[:text].blank?
    link_content = params[:text]
  else
    link_content = umlaut_config.app_name
  end

  # url of the link. 
  if ( params[:params])
    link_to_arg = params[:params]
  else
    link_params = {:controller=>'/resolve', :action => "index"}
    link_params.merge!( params[:extra_params] ) if params[:extra_params]
    link_to_arg = url_for_with_co( link_params, context_object )      
  end
  
  link_to(link_content, link_to_arg , :target=>params[:target])
end