Sha256: f36008bc30a8bde3277bc99bfff066a93eecd13d3e08e3521dad8d030e78b575
Contents?: true
Size: 1.46 KB
Versions: 43
Compression:
Stored size: 1.46 KB
Contents
module RunCommand
def command_output
unless !supported?
puts "Running `#{command_line}`..." if CityWatch.debug?
`#{command_line}`
else
puts "Command not present: #{options[:command]} (Skipping)" if CityWatch.debug?
""
end
end
def supported?
`which #{options[:command]}` != ""
end
def command_line
@command ||= "#{options[:command]} #{command_line_opts}#{options[:grep] && " | fgrep #{options[:grep]}"}"
end
def command_line_opts
options.inject([]) do |acc,(k,v)|
acc << "-#{k} #{v}" unless [:command, :grep].include?(k)
acc
end.join(" ")
end
def options
@opts ||= self.class.options
end
def set_opts(opts={})
@opts = self.class.options.merge(opts)
@command = nil
end
def data
headers = false
output = []
command_output.split("\n").map {|line| v = line.split("\s"); v.shift; v }.each do |line|
if !headers
headers = line.map {|hdr| hdr.downcase.to_sym}
next
end
next unless headers
pkt = {}
line.each_with_index do |itm,idx|
pkt[headers[idx]] = itm
end
output << pkt
end
output
end
module ClassMethods
def set_opts(opts={})
@opts = options.merge(opts)
@command = nil
end
def options
@opts ||= {}
end
def command(cmd,opts={})
options[:command] = cmd
set_opts opts
end
def grep(str)
options[:grep] = str
end
def data
new.data
end
end
def self.included(base)
base.extend(ClassMethods)
Commands.register(base)
end
end
Version data entries
43 entries across 43 versions & 1 rubygems