#\n<\/div>
# Ruby/ProgressBar - a text progress bar library\n<\/div>
#\n<\/div>
# Copyright (C) 2001-2005 Satoru Takabayashi <satoru@namazu.org>\n<\/div>
# All rights reserved.\n<\/div>
# This is free software with ABSOLUTELY NO WARRANTY.\n<\/div>
#\n<\/div>
# You can redistribute it and/or modify it under the terms\n<\/div>
# of Ruby\'s license.\n<\/div>
#\n<\/div>
<\/div>
class ProgressBar\n<\/div>
VERSION = "0.9"\n<\/div>
<\/div>
def initialize (title, total, out = STDERR)\n<\/div>
@title = title\n<\/div>
@total = total\n<\/div>
@out = out\n<\/div>
@terminal_width = 80\n<\/div>
@bar_mark = "o"\n<\/div>
@current = 0\n<\/div>
@previous = 0\n<\/div>
@finished_p = false\n<\/div>
@start_time = Time.now\n<\/div>
@previous_time = @start_time\n<\/div>
@title_width = 14\n<\/div>
@format = "%-#{@title_width}s %3d%% %s %s"\n<\/div>
@format_arguments = [:title, :percentage, :bar, :stat]\n<\/div>
clear\n<\/div>
show\n<\/div>
end\n<\/div>
attr_reader :title\n<\/div>
attr_reader :current\n<\/div>
attr_reader :total\n<\/div>
attr_accessor :start_time\n<\/div>
<\/div>
private\n<\/div>
def fmt_bar\n<\/div>
bar_width = do_percentage * @terminal_width / 100\n<\/div>
sprintf("|%s%s|", \n<\/div>
@bar_mark * bar_width, \n<\/div>
" " * (@terminal_width - bar_width))\n<\/div>
end\n<\/div>
<\/div>
def fmt_percentage\n<\/div>
do_percentage\n<\/div>
end\n<\/div>
<\/div>
def fmt_stat\n<\/div>
if @finished_p then elapsed else eta end\n<\/div>
end\n<\/div>
<\/div>
def fmt_stat_for_file_transfer\n<\/div>
if @finished_p then \n<\/div>
sprintf("%s %s %s", bytes, transfer_rate, elapsed)\n<\/div>
else \n<\/div>
sprintf("%s %s %s", bytes, transfer_rate, eta)\n<\/div>
end\n<\/div>
end\n<\/div>
<\/div>
def fmt_title\n<\/div>
@title[0,(@title_width - 1)] + ":"\n<\/div>
end\n<\/div>
<\/div>
def convert_bytes (bytes)\n<\/div>
if bytes < 1024\n<\/div>
sprintf("%6dB", bytes)\n<\/div>
elsif bytes < 1024 * 1000 # 1000kb\n<\/div>
sprintf("%5.1fKB", bytes.to_f / 1024)\n<\/div>
elsif bytes < 1024 * 1024 * 1000 # 1000mb\n<\/div>
sprintf("%5.1fMB", bytes.to_f / 1024 / 1024)\n<\/div>
else\n<\/div>
sprintf("%5.1fGB", bytes.to_f / 1024 / 1024 / 1024)\n<\/div>
end\n<\/div>
end\n<\/div>
<\/div>
def transfer_rate\n<\/div>
bytes_per_second = @current.to_f / (Time.now - @start_time)\n<\/div>
sprintf("%s/s", convert_bytes(bytes_per_second))\n<\/div>
end\n<\/div>
<\/div>
def bytes\n<\/div>
convert_bytes(@current)\n<\/div>
end\n<\/div>
<\/div>
def format_time (t)\n<\/div>
t = t.to_i\n<\/div>
sec = t % 60\n<\/div>
min = (t / 60) % 60\n<\/div>
hour = t / 3600\n<\/div>
sprintf("%02d:%02d:%02d", hour, min, sec);\n<\/div>
end\n<\/div>
<\/div>
# ETA stands for Estimated Time of Arrival.\n<\/div>
def eta\n<\/div>
if @current == 0\n<\/div>
"ETA: --:--:--"\n<\/div>
else\n<\/div>
elapsed = Time.now - @start_time\n<\/div>
eta = elapsed * @total / @current - elapsed;\n<\/div>
sprintf("ETA: %s", format_time(eta))\n<\/div>
end\n<\/div>
end\n<\/div>
<\/div>
def elapsed\n<\/div>
elapsed = Time.now - @start_time\n<\/div>
sprintf("Time: %s", format_time(elapsed))\n<\/div>
end\n<\/div>
\n<\/div>
def eol\n<\/div>
if @finished_p then "\\n" else "\\r" end\n<\/div>
end\n<\/div>
<\/div>
def do_percentage\n<\/div>
if @total.zero?\n<\/div>
100\n<\/div>
else\n<\/div>
@current * 100 / @total\n<\/div>
end\n<\/div>
end\n<\/div>
<\/div>
def get_width\n<\/div>
# FIXME: I don\'t know how portable it is.\n<\/div>
default_width = 80\n<\/div>
begin\n<\/div>
tiocgwinsz = 0x5413\n<\/div>
data = [0, 0, 0, 0].pack("SSSS")\n<\/div>
if @out.ioctl(tiocgwinsz, data) >= 0 then\n<\/div>
rows, cols, xpixels, ypixels = data.unpack("SSSS")\n<\/div>
if cols >= 0 then cols else default_width end\n<\/div>
else\n<\/div>
default_width\n<\/div>
end\n<\/div>
rescue Exception\n<\/div>
default_width\n<\/div>
end\n<\/div>
end\n<\/div>
<\/div>
def show\n<\/div>
arguments = @format_arguments.map {|method| \n<\/div>
method = sprintf("fmt_%s", method)\n<\/div>
send(method)\n<\/div>
}\n<\/div>
line = sprintf(@format, *arguments)\n<\/div>
<\/div>
width = get_width\n<\/div>
if line.length == width - 1 \n<\/div>
@out.print(line + eol)\n<\/div>
@out.flush\n<\/div>
elsif line.length >= width\n<\/div>
@terminal_width = [@terminal_width - (line.length - width + 1), 0].max\n<\/div>
if @terminal_width == 0 then @out.print(line + eol) else show end\n<\/div>
else # line.length < width - 1\n<\/div>
@terminal_width += width - line.length + 1\n<\/div>
show\n<\/div>
end\n<\/div>
@previous_time = Time.now\n<\/div>
end\n<\/div>
<\/div>
def show_if_needed\n<\/div>
if @total.zero?\n<\/div>
cur_percentage = 100\n<\/div>
prev_percentage = 0\n<\/div>
else\n<\/div>
cur_percentage = (@current * 100 / @total).to_i\n<\/div>
prev_percentage = (@previous * 100 / @total).to_i\n<\/div>
end\n<\/div>
<\/div>
# Use "!=" instead of ">" to support negative changes\n<\/div>
if cur_percentage != prev_percentage || \n<\/div>
Time.now - @previous_time >= 1 || @finished_p\n<\/div>
show\n<\/div>
end\n<\/div>
end\n<\/div>
<\/div>
public\n<\/div>
def clear\n<\/div>
@out.print "\\r"\n<\/div>
@out.print(" " * (get_width - 1))\n<\/div>
@out.print "\\r"\n<\/div>
end\n<\/div>
<\/div>
def finish\n<\/div>
@current = @total\n<\/div>
@finished_p = true\n<\/div>
show\n<\/div>
end\n<\/div>
<\/div>
def finished?\n<\/div>
@finished_p\n<\/div>
end\n<\/div>
<\/div>
def file_transfer_mode\n<\/div>
@format_arguments = [:title, :percentage, :bar, :stat_for_file_transfer]\n<\/div>
end\n<\/div>
<\/div>
def format= (format)\n<\/div>
@format = format\n<\/div>
end\n<\/div>
<\/div>
def format_arguments= (arguments)\n<\/div>
@format_arguments = arguments\n<\/div>
end\n<\/div>
<\/div>
def halt\n<\/div>
@finished_p = true\n<\/div>
show\n<\/div>
end\n<\/div>
<\/div>
def inc (step = 1)\n<\/div>
@current += step\n<\/div>
@current = @total if @current > @total\n<\/div>
show_if_needed\n<\/div>
@previous = @current\n<\/div>
end\n<\/div>
<\/div>
def set (count)\n<\/div>
if count < 0 || count > @total\n<\/div>
raise "invalid count: #{count} (total: #{@total})"\n<\/div>
end\n<\/div>
@current = count\n<\/div>
show_if_needed\n<\/div>
@previous = @current\n<\/div>
end\n<\/div>
<\/div>
def inspect\n<\/div>
"#<ProgressBar:#{@current}/#{@total}>"\n<\/div>
end\n<\/div>
end\n<\/div>
<\/div>
<\/div>
<\/div>
# Detect Duplicates\n<\/div>
# Copyright (C) 2008 Matthew Ford <matt@new-bamboo.co.uk>\n<\/div>
# All rights reserved.\n<\/div>
# This is free software with ABSOLUTELY NO WARRANTY.\n<\/div>
#\n<\/div>
# You can redistribute it and/or modify it under the terms\n<\/div>
# of Ruby\'s license.\n<\/div>
<\/div>
# In the case where id is unique and it do not matter to you (i.e. it\'s not in permalinks)\n<\/div>
# used to detect duplicate objects, returns nil, if no objects are duplicated\n<\/div>
# arguments: array of objects, the object you\'re checking, and keys to be deleted from attributes hash\n<\/div>
# pass {:default => false} in the ops hash to not use the default keys\n<\/div>
# USE: delete_dups_for(Comment, :post_id)\n<\/div>
def detect_dup(keep_array, obj,opts={:keys => [], :default=>[\'id\',\'created_at\',\'updated_at\']})\n<\/div>
return unless keep_array && obj\n<\/div>
if opts[:default]\n<\/div>
delete_keys = opts[:keys] + opts[:default] \n<\/div>