moved usearch code to external file

[biopieces.git] / bp_bin / usearch_seq

diff --git a/bp_bin/usearch_seq b/bp_bin/usearch_seq
index 9bd3d46469b5fb9aacd910356a4e6335c0d83464..20752854a1e2ef281bc3d2c0e7559a72313cedee 100755 (executable)
--- a/bp_bin/usearch_seq
+++ b/bp_bin/usearch_seq
@@ -30,67 +30,7 @@
 
 require 'maasha/biopieces'
 require 'maasha/fasta'
-
-class Usearch
-  include Enumerable
-
-  def initialize(infile, outfile, options)
-    @infile  = infile
-    @outfile = outfile
-    @options = options
-    @command = []
-  end
-
-  # Method to execute database search.
-  def usearch
-    @command << "usearch --query #{@infile} --db #{@options[:database]} --userout #{@outfile}"
-    @command << "--userfields target+tloz+thiz+query+bits+strand"
-    @command << "--id #{@options[:identity]}"  if @options.has_key? :identity
-    @command << "--evalue #{@options[:e_val]}" if @options.has_key? :e_val
-
-               execute
-  end
-
-       # Method to parse a Useach .uc file and for each line of data
-       # yield a Biopiece record.
-  def each
-    record = {}
-
-    File.open(@outfile, mode="r") do |ios|
-      ios.gets   # skip comment line
-      ios.each_line do |line|
-        fields = line.chomp.split("\t")
-
-        record[:REC_TYPE] = "USEARCH"
-        record[:S_ID]     = fields[0]
-        record[:S_BEG]    = fields[1].to_i
-        record[:S_END]    = fields[2].to_i
-        record[:Q_ID]     = fields[3]
-        record[:SCORE]    = fields[4].to_f
-        record[:STRAND]   = fields[5]
-
-        yield record
-      end
-    end
-
-    self # conventionally
-  end
-
-  private
-
-       # Method to execute a command using a system() call.
-       # The command is composed of bits from the @command variable.
-       def execute
-               @command.unshift "nice -n 19"
-    @command << "--rev"
-               @command << "> /dev/null 2>&1" unless @options[:verbose]
-               command = @command.join(" ")
-    system(command)
-    raise "Command failed: #{command}" unless $?.success?
-
-               @command = []
-       end
-end
+require 'maasha/usearch'
 
 casts = []
 casts << {:long=>'database', :short=>'d', :type=>'file!', :mandatory=>false, :default=>nil, :allowed=>nil, :disallowed=>nil}
@@ -116,11 +56,11 @@ Biopieces.open(options[:stream_in], options[:stream_out]) do |input, output|
     end
   end
 
-  uc = Usearch.new(infile, outfile, options)
+  us = Usearch.new(infile, outfile, options)
 
-  uc.usearch
+  us.usearch
 
-  uc.each do |record|
+  us.each_hit do |record|
     output.puts record
   end
 end