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Contents
require_relative 'identification_tool'
module Libis
module Format
class FileTool < Libis::Format::IdentificationTool
def run_list(filelist)
create_list_file(filelist) do |list_file|
output = runner(nil, '--files-from', list_file)
process_output(output)
end
end
def run_dir(dir, recursive = true)
filelist = find_files(dir, recursive)
create_list_file(filelist) do |list_file|
output = runner(nil, '--files-from', list_file)
process_output(output)
end
end
def run(file)
output = runner(file)
process_output(output)
end
protected
def runner(filename, *args)
# Create new argument list
opts = []
# Add fixed options
# -L : follow symlinks
# --mime-type : only print MIME type
opts << '-L' << '--mime-type'
# Append passed arguments
opts += args
# Finally add the filename to process
opts << filename.escape_for_string if filename
# Run the UNIX file command and capture the results
file_tool = ::Libis::Tools::Command.run('file', *opts)
raise RuntimeError, "File command errors: #{file_tool[:err].join("\n")}" unless file_tool[:err].empty?
# Parse output text into array and return result
file_tool[:out].map do |line|
r = line.split(/:\s+/)
{filepath: r[0], mimetype: r[1], matchtype: 'magic', source: :file}
end
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems