Class: Iord::OutputHelper

Inherits:
Object
  • Object
show all
Defined in:
lib/iord/sort.rb,
lib/iord/search.rb,
lib/iord/iterable.rb,
lib/iord/paginate.rb,
lib/iord/output_helper.rb

Direct Known Subclasses

JsonOutput

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(view_context) ⇒ OutputHelper

Returns a new instance of OutputHelper.



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# File 'lib/iord/output_helper.rb', line 5

def initialize(view_context)
  @v = view_context
end

Instance Attribute Details

#v ⇒ Object

Returns the value of attribute v.



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# File 'lib/iord/output_helper.rb', line 3

def v
  @v
end

Instance Method Details

#display(object, attrs) ⇒ Object 



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# File 'lib/iord/output_helper.rb', line 9

def display(object, attrs)
  v.content_tag(:dl, nil, nil, false) do
    attrs.collect do |attr|
      v.content_tag(:dt, v.field_name(object, attr).to_s.humanize) +
        v.content_tag(:dd, v.field_value(object, attr))
    end.join.html_safe
  end
end

#display_array(array, attrs) ⇒ Object 



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# File 'lib/iord/output_helper.rb', line 18

def display_array(array, attrs)
  v.content_tag(:ul, nil, nil, false) do
    array.collect do |el|
      v.content_tag(:li, display(el, attrs))
    end.join.html_safe
  end
end

#fieldset(title, attrs, form, predicate = nil) ⇒ Object 



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# File 'lib/iord/output_helper.rb', line 26

def fieldset(title, attrs, form, predicate = nil)
  v.content_tag(:fieldset, nil, nil, false) do
    c = v.content_tag(:legend, title)
    c += attrs.collect do |attr|
      if predicate.nil? or predicate.call(form, attr)
        v.field_form(form, attr)
      end
    end.compact.join.html_safe
    c += yield.to_s.html_safe if block_given?
  end
end

#image(url, hsh) ⇒ Object 



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# File 'lib/iord/output_helper.rb', line 94

def image(url, hsh)
  hsh ||= {}
  v.image_tag(url, hsh)
end

#input(label, input, errors) ⇒ Object 



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# File 'lib/iord/output_helper.rb', line 38

def input(label, input, errors)
  v.content_tag(:div, {'class' => :input}, nil, false) do
    c = label.html_safe
    c += input.html_safe
    c += v.content_tag(:div, errors.join('<br />').html_safe, {'class' => :error}, false)
  end
end

#iterate_form ⇒ Object 



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# File 'lib/iord/iterable.rb', line 46

def iterate_form
  v.form_tag(v.iterate_url, method: :get, class: 'iterate') do
    html = ''
    if v.iord_features.include?(:search)
      html +=
        search_term +
        search_operator +
        search_value
      html += '<br/>'
    end

    html += %Q[<label for="order_by">#{v.t('iord.text.order_by')}</label>]
    html += %q[<select name="order_by" id="order_by">]
    v.resource_attribute_names.each do |attr|
      html += %Q[<option value="#{attr}"]
      html += %q[ selected="selected"] if attr == v.order_by
      html += %Q[>#{attr.humanize}</option>] if attr != '_id'
      html += %q[>ID</option>] if attr == '_id'
    end
    html += %q[</select>]
    html += '<br/>'

    html += %Q[<label for="sort_mode">#{v.t('iord.text.sort_mode')}</label>]
    html += %q[<select name="sort_mode" id="sort_mode">]
    %i(asc desc).each do |sort_mode|
      html += %Q[<option value="#{sort_mode}"]
      html += %q[ selected="selected"] if sort_mode == v.sort_mode
      html += %Q[>#{v.t("iord.order_by.#{sort_mode}")}</option>]
    end
    html += %q[</select>]
    html += '<br/>'

    html += %Q[<label for="edit">#{v.t('iord.text.edit')}</label>]
    html += %q[<input type="checkbox" value="true" name="edit" id="edit" />]
    html += '<br/>'

    html += %Q[<input type="hidden" name="pos" value="0" />]
    html += v.submit_tag(v.t('iord.buttons.iterate'), name: '')

    html.html_safe
  end
end

#link_to(label, url, hsh) ⇒ Object 



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# File 'lib/iord/output_helper.rb', line 90

def link_to(label, url, hsh)
  v.link_to(label, url, hsh)
end

#link_to_add(form, attr_name, attr) ⇒ Object 



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# File 'lib/iord/output_helper.rb', line 54

def link_to_add(form, attr_name, attr)
  form.link_to_add(v.t('iord.buttons.add', model: attr_name), attr, class: 'btn btn-default')
end

#link_to_collection ⇒ Object 



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# File 'lib/iord/output_helper.rb', line 66

def link_to_collection()
  v.link_to(v.t('iord.buttons.back'), v.collection_url,
                       class: 'btn btn-default')
end

#link_to_create ⇒ Object 



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# File 'lib/iord/output_helper.rb', line 58

def link_to_create()
  if v.new_resource_url?
    v.link_to(v.t('iord.buttons.create'),
              v.new_resource_url,
              class: 'btn btn-default')
  end
end

#link_to_destroy(object = nil) ⇒ Object 



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# File 'lib/iord/output_helper.rb', line 84

def link_to_destroy(object = nil)
  v.link_to(v.t('iord.buttons.destroy'), v.resource_url(object),
                       data: {method: 'delete', confirm: v.t('iord.alert.destroy')},
                       class: 'btn btn-default')
end

#link_to_edit(object = nil) ⇒ Object 



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# File 'lib/iord/output_helper.rb', line 76

def link_to_edit(object = nil)
  if v.edit_resource_url?
    v.link_to(v.t('iord.buttons.edit'),
              v.edit_resource_url(object),
              class: 'btn btn-default')
  end
end

#link_to_iterate ⇒ Object 



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# File 'lib/iord/iterable.rb', line 9

def link_to_iterate
  v.link_to(v.t('iord.buttons.iterate'), v.iterate_url(true),
            class: 'btn btn-default')
end

#link_to_iterate_edit ⇒ Object 



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# File 'lib/iord/iterable.rb', line 19

def link_to_iterate_edit
  v.link_to(v.t('iord.buttons.edit'), v.iterate_url(edit: true),
            class: 'btn btn-default')
end

#link_to_iterate_if_enabled ⇒ Object 



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# File 'lib/iord/iterable.rb', line 5

def link_to_iterate_if_enabled
  link_to_iterate if v.iord_features.include?(:iterable)
end

#link_to_iterate_next_if_possible ⇒ Object 



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# File 'lib/iord/iterable.rb', line 24

def link_to_iterate_next_if_possible
  return if v.pos >= v.collection_count - 1
  v.link_to(v.t('iord.buttons.next'), v.iterate_url(pos: v.pos + 1),
            class: 'btn btn-default')
end

#link_to_iterate_previous_if_possible ⇒ Object 



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# File 'lib/iord/iterable.rb', line 30

def link_to_iterate_previous_if_possible
  return if v.pos <= 0
  v.link_to(v.t('iord.buttons.previous'), v.iterate_url(pos: v.pos - 1),
            class: 'btn btn-default')
end

#link_to_iterate_show ⇒ Object 



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# File 'lib/iord/iterable.rb', line 14

def link_to_iterate_show
  v.link_to(v.t('iord.buttons.show'), v.iterate_url(edit: false),
            class: 'btn btn-default')
end

#link_to_remove(form, attr_name) ⇒ Object 



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# File 'lib/iord/output_helper.rb', line 50

def link_to_remove(form, attr_name)
  form.link_to_remove(v.t('iord.buttons.remove', model: attr_name), class: 'btn btn-default')
end

#link_to_show(object = nil) ⇒ Object 



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# File 'lib/iord/output_helper.rb', line 71

def link_to_show(object = nil)
  v.link_to(v.t('iord.buttons.show'), v.resource_url(object),
                       class: 'btn btn-default')
end

#order_by(attribute) ⇒ Object 



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# File 'lib/iord/sort.rb', line 9

def order_by(attribute)
  content = String.new
  if v.resource_class.attribute_names.include? attribute.to_s
    content += v.link_to sort_desc_symbol, v.collection_url(order_by: attribute, sort_mode: :desc)
    content += "&nbsp;"
    content += v.link_to sort_asc_symbol, v.collection_url(order_by: attribute, sort_mode: :asc)
  end
  return content.html_safe
end

#page(i) ⇒ Object 



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# File 'lib/iord/paginate.rb', line 39

def page(i)
  %Q[<span class="page">#{i + 1}</span>].html_safe
end

#paginate_if_enabled ⇒ Object 



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# File 'lib/iord/paginate.rb', line 5

def paginate_if_enabled
  pagination if v.iord_features.include? :paginate
end

#pagination ⇒ Object 



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# File 'lib/iord/paginate.rb', line 9

def pagination
  limit = v.limit
  offset = v.offset
  count = v.count
  page_div = %q[<p class="page">]
  page_div += %Q[#{v.t('iord.text.page')} ]

  if offset - limit + 1 > 0
    page_div += v.link_to "<", v.collection_url(offset: offset - limit)
    page_div += "&nbsp;"
  end

  (count / limit + 1).ceil.times do |i|
    page_div += "&nbsp;" unless i == 0
    if (i * limit) == offset
      page_div += page(i)
    else
      page_div += v.link_to page(i), v.collection_url(offset: i * limit)
    end
  end

  if offset < (count - limit)
    page_div += "&nbsp;"
    page_div += v.link_to ">", v.collection_url(offset: offset + limit)
  end

  page_div += %Q[</p>]
  return page_div.html_safe
end

#search_form ⇒ Object 



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# File 'lib/iord/search.rb', line 9

def search_form
  v.form_tag(v.collection_url, method: :get, class: 'search') do
    search_term +
      search_operator +
      search_value +
      search_submit
  end
end

#search_if_enabled ⇒ Object 



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# File 'lib/iord/search.rb', line 5

def search_if_enabled
  search_form if v.iord_features.include?(:search)
end

#search_operator ⇒ Object 



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# File 'lib/iord/search.rb', line 35

def search_operator
  html = %q[<select name="op" id="search_operator">]
  v.search_operators.each do |op|
    html += %Q[<option value="#{op}"]
    html += %q[ selected="selected"] if op == v.search_operator
    html += %Q[>#{v.t("iord.search.operator.#{op}")}</option>]
  end
  html += %q[</select>]
  return html.html_safe
end

#search_submit ⇒ Object 



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# File 'lib/iord/search.rb', line 50

def search_submit
  v.submit_tag(v.t('iord.buttons.search'), name: '')
end

#search_term ⇒ Object 



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# File 'lib/iord/search.rb', line 18

def search_term
  html = %q[<select name="q" id="search_term">]
  if v.search_term.nil?
    html += %Q[<option value="">#{v.t('iord.text.select_field')}</option>]
  else
    html += %Q[<option value="">#{v.t('iord.text.reset')}</option>]
  end
  v.resource_attribute_names.each do |attr|
    html += %Q[<option value="#{attr}"]
    html += %q[ selected="selected"] if attr == v.search_term
    html += %Q[>#{attr.humanize}</option>] if attr != '_id'
    html += %q[>ID</option>] if attr == '_id'
  end
  html += %q[</select>]
  return html.html_safe
end

#search_value ⇒ Object 



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# File 'lib/iord/search.rb', line 46

def search_value
  v.text_field_tag('v', v.search_value, id: 'search_value')
end

#sort_asc_symbol ⇒ Object 



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# File 'lib/iord/sort.rb', line 19

def sort_asc_symbol
  '\\/'
end

#sort_desc_symbol ⇒ Object 



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# File 'lib/iord/sort.rb', line 23

def sort_desc_symbol
  '/\\'
end

#sort_if_enabled(attribute) ⇒ Object 



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# File 'lib/iord/sort.rb', line 5

def sort_if_enabled(attribute)
  order_by(attribute) if v.iord_features.include? :sort
end

#submit(form) ⇒ Object 



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# File 'lib/iord/output_helper.rb', line 46

def submit(form)
  v.content_tag(:div, form.button(nil, class: 'btn btn-default'), {'class' => :actions})
end

#submit_to_next_if_possible(form) ⇒ Object 



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# File 'lib/iord/iterable.rb', line 36

def submit_to_next_if_possible(form)
  return ''.html_safe if v.pos >= v.collection_count - 1
  %Q[<div class="actions">#{form.button v.t('iord.buttons.next'), value: v.iterate_url(pos: v.pos + 1), name: 'go_to', class: 'btn btn-default'}</div>].html_safe
end

#submit_to_previous_if_possible(form) ⇒ Object 



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# File 'lib/iord/iterable.rb', line 41

def submit_to_previous_if_possible(form)
  return ''.html_safe if v.pos <= 0
  %Q[<div class="actions">#{form.button v.t('iord.buttons.previous'), value: v.iterate_url(pos: v.pos - 1), name: 'go_to', class: 'btn btn-default'}</div>].html_safe
end