Module: Folio::WillPaginate::ViewHelpers::LinkRenderer

Defined in:
lib/folio/will_paginate/view_helpers/link_renderer.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(klass) ⇒ Object 



43
44
45
46
47
48
 
# File 'lib/folio/will_paginate/view_helpers/link_renderer.rb', line 43

def self.included(klass)
  [:previous_page, :next_page, :link, :rel_value].each do |method|
    klass.send(:alias_method, :"#{method}_without_folio", method)
    klass.send(:alias_method, method, :"#{method}_with_folio")
  end
end

Instance Method Details



19
20
21
22
23
24
25
26
27
28
29
30
31
 
# File 'lib/folio/will_paginate/view_helpers/link_renderer.rb', line 19

def link_with_folio(text, target, attributes = {})
  if target
    # the non-folio version only does this for Fixnums, but we want to
    # do it for any page value. fortunately, this method only ever
    # receives Fixnums or nil, so we can do it now for any non-nil
    # value, and the non-folio version will happily avoid a double
    # application because even when the page was a fixnum, it won't be
    # anymore.
    attributes[:rel] = rel_value(target)
    target = url(target)
  end
  link_without_folio(text, target, attributes)
end

#next_page_with_folio ⇒ Object 



13
14
15
16
17
 
# File 'lib/folio/will_paginate/view_helpers/link_renderer.rb', line 13

def next_page_with_folio
  # the page identifier may not be ordinal; use the value as set on the
  # collection, instead.
  previous_or_next_page(@collection.next_page, @options[:next_label], 'next_page')
end

#previous_page_with_folio ⇒ Object 



7
8
9
10
11
 
# File 'lib/folio/will_paginate/view_helpers/link_renderer.rb', line 7

def previous_page_with_folio
  # the page identifier may not be ordinal; use the value as set on the
  # collection, instead.
  previous_or_next_page(@collection.previous_page, @options[:previous_label], 'previous_page')
end

#rel_value_with_folio(page) ⇒ Object 



33
34
35
36
37
38
39
40
41
 
# File 'lib/folio/will_paginate/view_helpers/link_renderer.rb', line 33

def rel_value_with_folio(page)
  # don't check against mathed out values, just check the values on the
  # collection
  rels = []
  rels << 'prev' if page == @collection.previous_page
  rels << 'next' if page == @collection.next_page
  rels << 'start' if page == @collection.first_page
  rels.empty? ? nil : rels.join(' ')
end