Module: CmsHelper

Defined in:
app/helpers/cms_helper.rb

Overview

CmseditHelper module defines common methods used for DRGCMS forms.

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#js ⇒ Object (readonly)

javascript part created by form helpers



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# File 'app/helpers/cms_helper.rb', line 31

def js
  @js
end

Instance Method Details

#dc_field_action(yaml) ⇒ Object

Creates code for including data entry field in index actions.



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# File 'app/helpers/cms_helper.rb', line 146

def dc_field_action(yaml)
  # assign value if value found in parameters
  if params['record']
    value = params['record'][yaml['name']]
    params["p_#{yaml['name']}"] = value
  end
  # find field definition on form
  if ( field_definition = dc_get_field_form_definition(yaml['name']) )
    # some options may be redefined
    field_definition['size'] = yaml['size'] if yaml['size']
    field, label, help = dc_field_label_help(field_definition)
  else
    yaml['type'] = yaml['field_type']
    field, label, help = dc_field_label_help(yaml)
  end
  # input field will have label as placeholder
  field = field.sub('input',"input placeholder=\"#{label}\"")
  %Q[<li class="no-background">#{field}</li>]
end

#dc_field_label_help(options) ⇒ Object

Return field code, label and help text for a field defined on a DRG Form.

Parameters: options : Hash : Field definition

Returns: Array

field_html : String : HTML code for field definition
label : String : Label text
help : String : Help text



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# File 'app/helpers/cms_helper.rb', line 75

def dc_field_label_help(options)
  label, help = dc_label_help(options)
  # create field object from type and call its render method
  if options['type'].present?
    klass_string = options['type'].camelize
    field_html = if DrgcmsFormFields.const_defined?(klass_string) # when field type defined
      klass = DrgcmsFormFields.const_get(klass_string)
      field = klass.new(self, @record, options).render
      @js  << field.js
      @css << field.css
      field.html
    else
      "Error: Field type #{options['type']} not defined!"
    end
  else
    "Error: Field type missing!"
  end
  [field_html, label, help]
end

#dc_get_field_form_definition(name) ⇒ Object

Will return field form definition if field is defined on form. Field definition will be used for input field on the form.



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# File 'app/helpers/cms_helper.rb', line 48

def dc_get_field_form_definition(name) #:nodoc:
  return if @form['form'].nil?
  
  @form['form']['tabs'].each do |tab|
# Array with 2 elements. First is tabname, second is data      
    my_fields = tab.last
    my_fields.each {|k,v| return v if (k.class == Integer and v['name'] == name) }
  end if @form['form']['tabs'] #  I know. But nice. 
#
  @form['form']['fields'].each do |field|
    next unless field.first.class == Integer # options
    return field.last if field.last['name'] == name
  end if @form['form']['fields']
  nil
end

#dc_html_data(yaml) ⇒ Object

Create ex. class=“my-class” html code from html options for action



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# File 'app/helpers/cms_helper.rb', line 169

def dc_html_data(yaml)
  return '' if yaml.blank?
  yaml.inject(' ') {|result, e| result = e.last.nil? ? result : result << "#{e.first}=\"#{e.last}\" "}
end

#dc_label_help(options) ⇒ Object

Return label and help text for a field defined on Form.

Parameters: options : Hash : Field definition

Returns:

label : String : Label text
help : String : Help text



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# File 'app/helpers/cms_helper.rb', line 105

def dc_label_help(options)
  # no label or help in comments
  return [nil, nil] if %w(comment action).include?(options['type'])

  label = options['caption'] || options['text'] || options['label']
  label = if label.blank?
            t_name(options['name'], options['name'].capitalize.gsub('_',' ') )
          elsif options['name']
            t(label, label)
          end
  # help text can be defined in form or in translations starting with helpers. or as helpers.help.collection.field
  help = options['help']
  help ||= "helpers.help.#{@form['table']}.#{options['name']}" if options['name']
  help = t(help, ' ') if help.to_s.match(/helpers\./)
  [label, help]
end

#dc_link_ajax_window_submit_action(yaml, record = nil, action_active = true) ⇒ Object

Creates code for link, ajax or windows action for index or form actions.

Parameters:

yaml: Hash : Action definition
record : Object : Currently selected record if available
action_active : Boolean : Is action active or disabled

Returns:

String : HTML code for action



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# File 'app/helpers/cms_helper.rb', line 185

def dc_link_ajax_window_submit_action(yaml, record=nil, action_active=true)
  parms = {}
  caption = yaml['caption'] || yaml['text']
  caption = caption ? t("#{caption.downcase}", caption) : nil
  icon    = yaml['icon'] ? "#{fa_icon(yaml['icon'])}" : ''
  # action is not active
  unless dc_is_action_active?(yaml)
    return "<li class=\"dc-link-no\">#{icon} #{caption}</li>" 
  end
  # set data-confirm when confirm 
  yaml['html'] ||= {}
  confirm = yaml['html']['data-confirm'] || yaml['confirm']
  yaml['html']['data-confirm'] = t(confirm) if confirm.present?
  yaml['html']['title'] ||= yaml['title']
  yaml['html']['title'] = t(yaml['title']) if yaml['title'].present?
  yaml['html']['target'] ||= yaml['target']
  # direct url
  if yaml['url']
    parms['url'] = yaml['url']
    parms['idr'] = dc_document_path(record) if record
  # make url from action controller
  else
    parms['controller'] = yaml['controller'] || 'cmsedit'
    parms['action']     = yaml['action'] 
    parms['table']      = yaml['table'] || @form['table']
    parms['form_name']  = yaml['form_name']
    parms['control']    = yaml['control'] if yaml['control']
    parms['id']         = record.id if record
  end
  # add current id to parameters
  parms['id'] = dc_document_path(record) if record
  # overwrite with or add additional parameters from environment or record
  yaml['params'].each { |k, v| parms[k] = dc_value_for_parameter(v, record) } if yaml['params']

  parms['table'] = parms['table'].underscore if parms['table'] # might be CamelCase
  # error if controller parameter is missing
  if parms['controller'].nil? && parms['url'].nil?
    "<li>#{'Controller not defined'}</li>"
  else
    #yaml['caption'] ||= yaml['text']
    html_data = dc_html_data(yaml['html'])
    url = url_for(parms) rescue 'URL error'
    url = nil if parms['url'] == '#'

    request = yaml['request'] || yaml['method'] || 'get'
    if yaml['type'] == 'ajax' # ajax button
      clas = "dc-link-ajax dc-animate"
      %Q[<li class="#{clas}" data-url="#{action_active ? url : ''}" #{html_data}
         data-request="#{request}" title="#{yaml['title']}">#{icon}#{caption}</li>]

    elsif yaml['type'] == 'submit'  # submit button
      # It's dirty hack, but will prevent not authorized message and render index action correctly
      parms[:filter] = 'on' 
      url  = url_for(parms) rescue 'URL error'
      clas = "dc-action-submit"
      %Q[<li class="#{clas}" data-url="#{action_active ? url : ''}" #{html_data}
         data-request="#{request}" title="#{yaml['title']}">#{icon}#{caption}</li>]

    elsif yaml['type'] == 'link'  # link button
      clas = "dc-link dc-animate"
      link = dc_link_to(caption, yaml['icon'], parms, yaml['html'] )
      %Q[<li class="#{clas}">#{action_active ? link : caption}</li>]

    elsif yaml['type'] == 'window'
      clas = "dc-link dc-animate dc-window-open"
      %Q[<li class="#{clas}" data-url="#{action_active ? url : ''}" #{html_data}>#{icon}#{caption}</li>]

    else
      '<li>Action Type error</li>'
    end
  end
end

#dc_log_exception(exception, where = '') ⇒ Object

Log exception to rails log. Usefull for debugging eval errors.



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# File 'app/helpers/cms_helper.rb', line 261

def dc_log_exception(exception, where = '')
  log = exception ? "\n*** Error:#{where + ':'} #{exception.message}\n#{exception.backtrace.first.inspect}\n" : ''
  log << "DRG Form processing line: #{session[:form_processing]}\n"
  
  logger.error log
end

#dc_script_action(yaml) ⇒ Object

Creates code for script action type.



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# File 'app/helpers/cms_helper.rb', line 36

def dc_script_action(yaml)
#  data = {'request' => 'script', 'script' => yaml['js'] || yaml['script'] }
#  %Q[<li class="dc-link-ajax with-link dc-animate">#{ dc_link_to(yaml['caption'], yaml['icon'], '#', data: data ) }</li>]
  icon = dc_icon_for_link yaml['icon']
  data = %Q[data-request="script" data-script="#{yaml['js'] || yaml['script']}"]
  %Q[<li class="dc-link-ajax dc-animate" #{data}>#{icon} #{ t(yaml['caption'],yaml['caption']) }</li>]
end

#dc_tab_label_help(tab_name) ⇒ Object

Return label and help for tab on Form.

Parameters: options : String : Tab name on form

Returns:

label : String : Label text
help : String : Help text



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# File 'app/helpers/cms_helper.rb', line 132

def dc_tab_label_help(tab_name)
  label = @form['form']['tabs'][tab_name]['caption'] || tab_name
  label = t(label, t_name(label, label))

  help = @form['form']['tabs'][tab_name]['help'] || "helpers.help.#{@form['table']}.#{tab_name}"
  help = t(help, t_name(help, help))
  help = nil if help.match('helpers.') # help not found in translation

  [label, help]
end