Class: MongoMapper::Plugins::Pagination::Proxy
- Inherits:
-
Object
- Object
- MongoMapper::Plugins::Pagination::Proxy
show all
- Defined in:
- lib/mongo_mapper/plugins/pagination/proxy.rb
Instance Attribute Summary collapse
Instance Method Summary
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Constructor Details
#initialize(total_entries, current_page, per_page = nil) ⇒ Proxy
Returns a new instance of Proxy.
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# File 'lib/mongo_mapper/plugins/pagination/proxy.rb', line 11
def initialize(total_entries, current_page, per_page=nil)
@total_entries = total_entries.to_i
self.per_page = per_page
self.current_page = current_page
end
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Dynamic Method Handling
This class handles dynamic methods through the method_missing method
#method_missing(name, *args, &block) ⇒ Object
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# File 'lib/mongo_mapper/plugins/pagination/proxy.rb', line 50
def method_missing(name, *args, &block)
@subject.send(name, *args, &block)
end
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Instance Attribute Details
#current_page ⇒ Object
Returns the value of attribute current_page.
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# File 'lib/mongo_mapper/plugins/pagination/proxy.rb', line 8
def current_page
@current_page
end
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#per_page ⇒ Object
Also known as:
limit
Returns the value of attribute per_page.
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# File 'lib/mongo_mapper/plugins/pagination/proxy.rb', line 8
def per_page
@per_page
end
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Returns the value of attribute subject.
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# File 'lib/mongo_mapper/plugins/pagination/proxy.rb', line 7
def subject
@subject
end
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#total_entries ⇒ Object
Returns the value of attribute total_entries.
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# File 'lib/mongo_mapper/plugins/pagination/proxy.rb', line 8
def total_entries
@total_entries
end
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Instance Method Details
#===(other) ⇒ Object
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# File 'lib/mongo_mapper/plugins/pagination/proxy.rb', line 46
def ===(other)
other === subject
end
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#next_page ⇒ Object
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# File 'lib/mongo_mapper/plugins/pagination/proxy.rb', line 29
def next_page
current_page < total_pages ? (current_page + 1) : nil
end
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#out_of_bounds? ⇒ Boolean
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# File 'lib/mongo_mapper/plugins/pagination/proxy.rb', line 21
def out_of_bounds?
current_page > total_pages
end
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#previous_page ⇒ Object
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# File 'lib/mongo_mapper/plugins/pagination/proxy.rb', line 25
def previous_page
current_page > 1 ? (current_page - 1) : nil
end
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#respond_to?(name, *args, &block) ⇒ Boolean
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# File 'lib/mongo_mapper/plugins/pagination/proxy.rb', line 54
def respond_to?(name, *args, &block)
super || @subject.respond_to?(name, *args, &block)
end
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#send(method, *args, &block) ⇒ Object
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# File 'lib/mongo_mapper/plugins/pagination/proxy.rb', line 38
def send(method, *args, &block)
if respond_to?(method)
super
else
subject.send(method, *args, &block)
end
end
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#skip ⇒ Object
Also known as:
offset
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# File 'lib/mongo_mapper/plugins/pagination/proxy.rb', line 33
def skip
(current_page - 1) * per_page
end
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#total_pages ⇒ Object
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# File 'lib/mongo_mapper/plugins/pagination/proxy.rb', line 17
def total_pages
(total_entries / per_page.to_f).ceil
end
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