Module: ApplicationHelper

Defined in:
app/helpers/application_helper.rb

Overview

Copyright 2011-2013 innoQ Deutschland GmbH

Licensed under the Apache License, Version 2.0 (the “License”); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Constant Summary collapse

GLYPHS = 
{
  yes: '✓',
  no: '✗'
}

Instance Method Summary collapse

Instance Method Details

#alert(type, opts = {}, &block) ⇒ Object 



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# File 'app/helpers/application_helper.rb', line 74

def alert(type, opts = {}, &block)
  header = opts.delete(:header)

  html = ActiveSupport::SafeBuffer.new
  html << content_tag(:strong, header) if header
  html << capture(&block)

  type = :danger if type == 'error'

  content_tag(:div, class: "alert alert-#{type}") do
    html
  end
end

#error_messages_for(object) ⇒ Object 



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

def error_messages_for(object)
  if object.errors.any?
    content_tag :div, class: 'alert alert-danger' do
      content_tag(:p, content_tag(:strong, t('txt.common.form_errors'))) <<
      content_tag(:ul) do
        object.errors.full_messages.each do |msg|
          concat content_tag(:li, msg)
        end
      end
    end
  end
end

#glyph(name) ⇒ Object 



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# File 'app/helpers/application_helper.rb', line 97

def glyph(name)
  raw GLYPHS[name]
end

#html_classes(*args) ⇒ Object 



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# File 'app/helpers/application_helper.rb', line 101

def html_classes(*args)
  args.compact.join(' ')
end

#icon(name, additional_css = '') ⇒ Object 



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# File 'app/helpers/application_helper.rb', line 88

def icon(name, additional_css = '')
  css_classes = %W(fa fa-#{name})
  if additional_css.respond_to?(:split)
    css_classes << additional_css.split(' ')
  end

  content_tag :i, '', class: css_classes.join(' ')
end

#item_listing(items, &block) ⇒ Object

Formats a list of items or returns a remark if no items where given



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# File 'app/helpers/application_helper.rb', line 24

def item_listing(items, &block)
  return '&nbsp;'.html_safe if items.empty?

  content_tag :ul, class: 'entity_list' do
    items.map do |item|
      content_tag :li, class: (items.last == item ? 'last-child' : '') do
        block.call(item)
      end
    end.join("\n").html_safe
  end
end

#loading_indicator(label) ⇒ Object 



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# File 'app/helpers/application_helper.rb', line 113

def loading_indicator(label)
  "<i class=\"fa fa-spin fa-spinner\"></i> #{label}"
end

#login_logout ⇒ Object 



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# File 'app/helpers/application_helper.rb', line 66

def 
  if current_user
    link_to t('txt.views.navigation.logout'), user_session_path, method: :delete
  else
    link_to t('txt.views.navigation.login'), new_user_session_path
  end
end

#page_header(args = {}, &block) ⇒ Object 



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# File 'app/helpers/application_helper.rb', line 49

def page_header(args = {}, &block)
  if title = args[:title]
    content_for(:title, strip_tags(title))
  end

  content_for :page_header do
    content_tag :div, class: 'page-header' do
      res = content_tag :h1 do
        ("#{title} #{content_tag(:small, args[:desc]) if args[:desc]}").html_safe
      end
      res << capture(&block) if block_given?

      res
    end
  end
end

#page_title ⇒ Object 



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

def page_title
  if content_for?(:title)
    "#{content_for(:title)} — #{Iqvoc.title}"
  else
    Iqvoc.title
  end
end