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removing references to old randomizers

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This commit is contained in:
Andrew Davidson 2010-09-14 13:01:18 +08:00
parent 10a90c6863
commit 5ec3afbb95
3 changed files with 0 additions and 175 deletions
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74
lib/shorteners/base62.rb
View file

@ -1,74 +0,0 @@
class Base62
@@ranges = [
('0'..'9'),
('a'..'z'),
('A'..'Z')
]
@@base = nil
@@offsets = nil
def self.to_s(number)
if @@base.nil?
@@base = self.calculate_base
end
string = ""
while number > (@@base - 1)
place = number % @@base
string = self.lookup(place) + string
number = number / @@base
end
self.lookup(number) + string
end
def self.to_i(string)
if @@base.nil?
@@base = self.calculate_base
end
number = 0
i = string.length - 1
string.each_byte do |c|
c = c.chr
@@ranges.each_index do |j|
range = @@ranges[j]
if range.member? c
number += (c[0] - range.to_a.first[0] + @@offsets[j]) * (@@base ** i)
break
end
end
i -= 1
end
number
end
def self.lookup(place)
string = ""
if @@base.nil?
@@base = self.calculate_base
end
(0..(@@ranges.length-1)).each do |i|
range_array = @@ranges[i].to_a
start = 0 + @@offsets[i]
stop = range_array.length - 1 + @@offsets[i]
if (start..stop).member? place
string = range_array[place - @@offsets[i]]
break
end
end
string
end
def self.next_integer(integer)
integer + 1
end
def self.calculate_base
i = 0
@@offsets = []
@@ranges.each do |range|
@@offsets << i
i += range.to_a.length
end
i
end
end

97
lib/shorteners/base71.rb
View file

@ -1,97 +0,0 @@
class Base71
@@ranges = [
('0'..'9'),
('a'..'z'),
('A'..'Z'),
('$'..'$'),
('-'..'.'),
('_'..'_'),
('('..')'),
('*'..'+'),
('!'..'!')
]
@@base = nil
@@offsets = nil
def self.to_s(number)
if @@base.nil?
@@base = self.calculate_base
end
string = ""
while number > (@@base - 1)
place = number % @@base
string = self.lookup(place) + string
number = number / @@base
end
self.lookup(number) + string
end
def self.to_i(string)
if @@base.nil?
@@base = self.calculate_base
end
number = 0
i = string.length - 1
string.each_byte do |c|
c = c.chr
@@ranges.each_index do |j|
range = @@ranges[j]
if range.member? c
number += (c[0] - range.to_a.first[0] + @@offsets[j]) * (@@base ** i)
break
end
end
#if ("0".."9").member? c
# number += c.to_i * (@@base ** i)
#elsif ("a".."z").member? c
# first = "a"
# number += (c[0] - first[0] + 10) * (@@base ** i)
#else
# first = "A"
# number += (c[0] - first[0] + 36) * (@@base ** i)
#end
i -= 1
end
number
end
def self.lookup(place)
string = ""
if @@base.nil?
@@base = self.calculate_base
end
(0..(@@ranges.length-1)).each do |i|
range_array = @@ranges[i].to_a
start = 0 + @@offsets[i]
stop = range_array.length - 1 + @@offsets[i]
if (start..stop).member? place
string = range_array[place - @@offsets[i]]
break
end
end
#if (0..9).member? place
# string = "#{place}"
#elsif (10..35).member? place
# string = ("a".."z").to_a[place - 10]
#else
# string = ("A".."Z").to_a[place - 36]
#end
string
end
def self.next_integer(integer)
integer + 1
end
def self.calculate_base
i = 0
@@offsets = []
@@ranges.each do |range|
@@offsets << i
i += range.to_a.length
end
i
end
end

4
main.rb
View file

@ -18,10 +18,6 @@ configure do
$LOAD_PATH.unshift(File.dirname(__FILE__) + '/lib')
# Change these two references from "62" to "71" if you want to include
# URL-legal, non-alphanumeric characters in your URLs.
require "shorteners/base62"
Shorten.shortener = Base62
end
$LOAD_PATH.unshift(File.dirname(__FILE__) + '/lib')