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require 'net/http'
require 'uri'
module Irc
# miscellaneous useful functions
module Utils
# turn a number of seconds into a human readable string, e.g
# 2 days, 3 hours, 18 minutes, 10 seconds
def Utils.secs_to_string(secs)
ret = ""
days = (secs / (60 * 60 * 24)).to_i
secs = secs % (60 * 60 * 24)
hours = (secs / (60 * 60)).to_i
secs = (secs % (60 * 60))
mins = (secs / 60).to_i
secs = (secs % 60).to_i
ret += "#{days} days, " if days > 0
ret += "#{hours} hours, " if hours > 0 || days > 0
ret += "#{mins} minutes and " if mins > 0 || hours > 0 || days > 0
ret += "#{secs} seconds"
return ret
end
def Utils.safe_exec(command, *args)
IO.popen("-") {|p|
if(p)
return p.readlines.join("\n")
else
begin
$stderr = $stdout
exec(command, *args)
rescue Exception => e
puts "exec of #{command} led to exception: #{e}"
Kernel::exit! 0
end
puts "exec of #{command} failed"
Kernel::exit! 0
end
}
end
# returns a string containing the result of an HTTP GET on the uri
def Utils.http_get(uristr, readtimeout=8, opentimeout=4)
# ruby 1.7 or better needed for this (or 1.6 and debian unstable)
Net::HTTP.version_1_2
# (so we support the 1_1 api anyway, avoids problems)
uri = URI.parse uristr
query = uri.path
if uri.query
query += "?#{uri.query}"
end
proxy_host = nil
proxy_port = nil
if(ENV['http_proxy'] && proxy_uri = URI.parse(ENV['http_proxy']))
proxy_host = proxy_uri.host
proxy_port = proxy_uri.port
end
begin
http = Net::HTTP.new(uri.host, uri.port, proxy_host, proxy_port)
http.open_timeout = opentimeout
http.read_timeout = readtimeout
http.start {|http|
resp = http.get(query)
if resp.code == "200"
return resp.body
end
}
rescue => e
# cheesy for now
$stderr.puts "Utils.http_get exception: #{e}, while trying to get #{uristr}"
return nil
end
end
end
end
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