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Contents
module ActiveRecordExtension
extend ActiveSupport::Concern
# add your instance methods here
def foo
'foo'
end
# add your static(class) methods here
module ClassMethods
def grab(which,what,options)
pluck=Assist.make_string_list(what)
unless options[:swap].nil?
swaps=options[:swap]
swaps.each_key { |key|
index=what.index(key.to_sym)
what[index]=swaps[key.to_sym]
}
end
order=Assist.make_string_list(options[:sort]) unless options.nil? || options[:sort].nil?
if which=='all'
order.nil? ?
Assist.named_array(self.all.pluck(pluck),what) :
Assist.named_array(self.all.order(order).pluck(pluck),what)
else
order.nil? ?
Assist.named_array(self.where(which).pluck(pluck),what) :
Assist.named_array(self.where(which).order(order).pluck(pluck),what)
end
end
end
module Assist
def self.make_string_list(alist)
plucking=''
alist.each {|entry|
plucking.concat(',' ) unless plucking==''
plucking.concat(entry.to_s)
}
plucking
end
def self.named_array(data,what)
data = Array.new(what.size,nil) if data.nil? || data.empty?
if data.size==1
double=true
data.push(data[0])
end
pseudo= !data[0].is_a?(Array) && what.size>1
temp=Array.new{{}}
pseudo ? size=1 : size=data.size
(0...size).each {|i|
temp[i]={}
datax=data[i]
(0...what.size).each { |j|
pseudo ? temp[i].store(what[j], data[j]) : temp[i].store(what[j], datax[j]) }
}
temp.shift if double
temp
end
end
end
# include the extension
ActiveRecord::Base.send(:include, ActiveRecordExtension)
Version data entries
23 entries across 23 versions & 1 rubygems