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# BioPerl module for Bio::Tools::Profile
#
# Please direct questions and support issues to <bioperl-l@bioperl.org> 
#
# Cared for by Balamurugan Kumarasamy
#
# You may distribute this module under the same terms as perl itself
# POD documentation - main docs before the code
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=head1 NAME
Bio::Tools::Profile - parse Profile output
=head1 SYNOPSIS
 use Bio::Tools::Profile;
 my $profile_parser = Bio::Tools::Profile->new(-fh =>$filehandle );
 while( my $profile_feat = $profile_parser->next_result ) {
       push @profile_feat, $profile_feat;
}
=head1 DESCRIPTION
 Parser for Profile output
=head1 FEEDBACK
=head2 Mailing Lists
 User feedback is an integral part of the evolution of this and other
 Bioperl modules. Send your comments and suggestions preferably to
 the Bioperl mailing list.  Your participation is much appreciated.
  bioperl-l@bioperl.org                  - General discussion
  http://bioperl.org/wiki/Mailing_lists  - About the mailing lists
=head2 Support 
Please direct usage questions or support issues to the mailing list:
I<bioperl-l@bioperl.org>
rather than to the module maintainer directly. Many experienced and 
reponsive experts will be able look at the problem and quickly 
address it. Please include a thorough description of the problem 
with code and data examples if at all possible.
=head2 Reporting Bugs
Report bugs to the Bioperl bug tracking system to help us keep track
of the bugs and their resolution. Bug reports can be submitted via the
web:
  https://github.com/bioperl/bioperl-live/issues
=head1 AUTHOR - Balamurugan Kumarasamy
 Email: fugui@worf.fugu-sg.org
=head1 APPENDIX
 The rest of the documentation details each of the object methods.
 Internal methods are usually preceded with a _
=cut
package Bio::Tools::Profile;
$Bio::Tools::Profile::VERSION = '1.7.8';
use strict;
use Bio::SeqFeature::FeaturePair;
use Bio::SeqFeature::Generic;
use base qw(Bio::Root::Root Bio::Root::IO);
HideShow 11 lines of Pod
=head2 new
 Title   : new
 Usage   : my $obj = Bio::Tools::Profile->new();
 Function: Builds a new Bio::Tools::Profile object
 Returns : Bio::Tools::Profile
 Args    : -filename
           -fh ($filehandle)
=cut
sub new {
    my($class,@args) = @_;
    my $self = $class->SUPER::new(@args);
    $self->_initialize_io(@args);
    return $self;
}
HideShow 11 lines of Pod
=head2 next_result
 Title   : next_result
 Usage   : my $feat = $profile_parser->next_result
 Function: Get the next result set from parser data
 Returns : L<Bio::SeqFeature::FeaturePair>
 Args    : none
=cut
sub next_result {
        my ($self) = @_;
        my %printsac;
        my $line;
        my @features;
        while ($_=$self->_readline()) { 
                $line = $_;
                chomp $line;
                my ($nscore,$rawscore,$from,$to,$hfrom,$hto,$ac) = $line =~ /(\S+)\s+(\d+)\s*pos.\s+(\d*)\s*-\s+(\d*)\s*\[\s+(\d*),\s+(\S*)\]\s*(\w+)/;
                #for example in this output line 
                #38.435   2559 pos.  19958 - 20212 [    1,    -1] PS50011|PROTEIN_KINASE_DOM Protein kinase domain profile.
                #$nscore = 38.435
                #$rawscore = 2559
                #$from = 19958
                #$end = 20212
                #$hfrom = 1
                #$hto =-1
                #$ac = PS50011
                my $feat = "$ac,$from,$to,$hfrom,$hto,$nscore";
                my $new_feat= $self->create_feature($feat);
                return $new_feat
        } 
}
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=head2 create_feature
 Title   : create_feature
 Usage   : my $feat= $profile_parser->create_feature($feature)
 Function: creates a Bio::SeqFeature::FeaturePair object
 Returns : L<Bio::SeqFeature::FeaturePair>
 Args    :
=cut
sub create_feature {
        my ($self, $feat) = @_;
        my @f = split (/,/,$feat);
        my $hto = $f[4];
        if ($f[4] =~ /-1/) {
  
           $hto = $f[2] - $f[1] + 1;
         
        }
        my $feat1 = Bio::SeqFeature::Generic->new( -start => $f[1],
                                                   -end => $f[2],
                                                   -score => $f[5],
                                                   -source=>'pfscan',
                                                   -primary=>$f[0]);  
         
        my $feat2 = Bio::SeqFeature::Generic->new(-start => $f[3],
                                                  -end => $hto,
                                                  );  
        my $feature = Bio::SeqFeature::FeaturePair->new(-feature1 => $feat1,
                                                    -feature2 => $feat2);
        return $feature;
         
}
1;