Class: TheCity::TagList

Inherits:
ApiList show all
Includes:
Enumerable
Defined in:
lib/api/tag_list.rb

Instance Attribute Summary

Attributes inherited from ApiList

#current_page, #per_page, #total_entries, #total_pages

Instance Method Summary collapse

Methods inherited from ApiList

load, #next_page, #next_page!, #next_page?

Constructor Details

#initialize(options = {}) ⇒ TagList

Constructor.

Options:

:page - The page number to get.
:reader - The Reader to use to load the data.

Examples:

TagList.new

TagList.new({:page => 2})

Parameters:

  • options (defaults to: {}) —

    A hash of options for loading the list.



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# File 'lib/api/tag_list.rb', line 21

def initialize(options = {}) 
  @options = options
  @options[:page] ||= 1
  @options[:reader] = TheCity::TagListReader.new(@options) if @options[:reader].nil?
  @json_data = @options[:reader].load_feed 

  @total_entries = @json_data['total_entries']
  @total_pages = @json_data['total_pages']
  @per_page = @json_data['per_page']
  @current_page = @json_data['current_page']      
end

Instance Method Details

#[](index) ⇒ Tag

Get the specified tag.

Parameters:

  • index —

    The index of the tag to get.

Returns:



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# File 'lib/api/tag_list.rb', line 49

def [](index)
  Tag.new( @json_data['tags'][index] ) if @json_data['tags'][index]
end

#all_tags ⇒ Object Also known as: tags

All the tags in the list.

Returns:

  • array of tag names.



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# File 'lib/api/tag_list.rb', line 37

def all_tags
  return [] if @json_data['tags'].nil?
  @json_data['tags'].collect { |tag| tag['name'] }
end

#each(&block) ⇒ Object

This method is needed for Enumerable.



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# File 'lib/api/tag_list.rb', line 55

def each &block
  @json_data['tags'].each{ |tag| yield( Tag.new(tag) )}
end

#empty? ⇒ Boolean

Checks if the list is empty.

Returns:

  • (Boolean) —

    True on empty, false otherwise.



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# File 'lib/api/tag_list.rb', line 66

def empty?
  @json_data['tags'].empty?
end