Module: TicketMaster::Provider::Helper

Included in:
Base, Base::Comment, Base::Comment, Base::Project, Base::Project, Base::Ticket, Base::Ticket
Defined in:
lib/ticketmaster/helper.rb

Overview

Contains a series of helper methods

Instance Method Summary collapse

Instance Method Details

#easy_finder(api, symbol, options, at_index = 0) ⇒ Object

A helper method for easy finding


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# File 'lib/ticketmaster/helper.rb', line 13

def easy_finder(api, symbol, options, at_index = 0)
  if api.is_a? Class
    return api if options.length == 0 and symbol == :first
    options.insert(at_index, symbol) if options[at_index].is_a?(Hash)
    api.find(*options)
  else
    raise TicketMaster::Exception.new("#{Helper.name}::#{this_method} method must be implemented by the provider")
  end
end

#filter_string(filter = {}, array_join = nil) ⇒ Object

Returns a filter-like string from a hash If array_join is given, arrays are joined rather than having their own separated key:values

ex: filter_string(=> 'some value', :tags => ['abc', 'def']) = “name:'some value' tag:abc tag:def”


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# File 'lib/ticketmaster/helper.rb', line 53

def filter_string(filter = {}, array_join = nil)
    filter.inject('') do |mem, kv|
      key, value = kv
      if value.is_a?(Array)
        if !array_join.nil?
          mem += value.inject('') { |m, v|
          v = "\"#{v}\"" if v.to_s.include?(' ')
          m+= "#{key}:#{v}"
          }
          return mem
        else
          value = value.join(array_join)
        end
      end
        value = "\"#{value}\"" if value.to_s.include?(' ')
        mem += "#{key}:#{value} "
    end
end

#provider_parent(klass) ⇒ Object


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# File 'lib/ticketmaster/helper.rb', line 29

def provider_parent(klass)
  TicketMaster::Provider.const_get(klass.to_s.split('::')[-2])
end

#search_by_attribute(things, options = {}, limit = 1000) ⇒ Object

Goes through all the things and returns results that match the options attributes hash


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# File 'lib/ticketmaster/helper.rb', line 34

def search_by_attribute(things, options = {}, limit = 1000)
  things.find_all do |thing|
    options.inject(true) do |memo, kv|
      break unless memo
      key, value = kv
      begin
        memo &= thing.send(key) == value
      rescue NoMethodError
        memo = false
      end
      memo
    end and (limit -= 1) > 0
  end
end

#search_filter(k) ⇒ Object

This is a search filter that all parameters are passed through Redefine this method in your classes if you need specific functionality


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# File 'lib/ticketmaster/helper.rb', line 25

def search_filter(k)
  k
end

#this_methodObject

Current method name reflection www.ruby-forum.com/topic/75258#895630 Call when raising 'implemented by the provider' exceptions


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# File 'lib/ticketmaster/helper.rb', line 8

def this_method
  caller[0][/`([^']*)'/, 1]
end