Module: Rwsc::Utils::Pager

Included in:
BooksTotalSearch
Defined in:
lib/rwsc/utils/pager.rb

Instance Method Summary collapse

Instance Method Details

#[](page) ⇒ Object 



26
27
28
29
30
31
32
33
34
35
 
# File 'lib/rwsc/utils/pager.rb', line 26

def [](page)
  if page < 1 or page > self.last.to_i
		return nil
  end

	opts = copy_options
	opts[:page] = page.to_s

	eval("#{opts[:operation]}.find(opts)")
end

#next_page ⇒ Object 



6
7
8
9
10
11
12
13
14
 
# File 'lib/rwsc/utils/pager.rb', line 6

def next_page
	if self.page >= self.last
		return nil
	end
	opts = copy_options
	opts[:page] = (self.page.to_i + 1).to_s

	eval("#{opts[:operation]}.find(opts)")
end

#previous_page ⇒ Object 



16
17
18
19
20
21
22
23
24
 
# File 'lib/rwsc/utils/pager.rb', line 16

def previous_page
 	if self.page.to_i <= 1
		return nil
	end
	opts = copy_options
	opts[:page] = (self.page.to_i - 1).to_s

	eval("#{opts[:operation]}.find(opts)")
end