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package Demeter::Plugins::Beamlines::X11A;
use File::Basename;
use File::Spec;
use Demeter::Constants qw($HC);
my %months = (Jan=>1, Feb=>2, Mar=>3, Apr=>4, May=>5, Jun=>6, Jul=>7, Aug=>8, Sep=>9, Oct=>10, Nov=>11, Dec=>12);
sub is {
my ($class, $data, $file) = @_;
return 0 if not ($INC{'Xray/XDI.pm'});
open(my $fh, '<', $file);
my $first = <$fh>;
## this IS an XDAC file
if ($first =~ m{NSLS/X11 EDC-(\d+)\.(\d+)}) {
$data->xdi(Xray::XDI->new()) if not $data->xdi;
if (exists $INC{'Xray/XDI.pm'}) {
my $ver = (defined($Xray::XDI::VERSION)) ? $Xray::XDI::VERSION : '0';
$data->xdi->xdi_version($ver);
} else {
$data->xdi->xdi_version('-1');
};
$data->xdi->extra_version(sprintf("EDC/%s.%s", $1, $2));
$data->xdi->set_item('Facility', 'name', 'NSLS');
$data->xdi->set_item('Facility', 'xray_source', 'bend magnet');
$data->xdi->set_item('Beamline', 'collimation', 'none');
$data->xdi->set_item('Beamline', 'focusing', 'none');
$data->xdi->set_item('Beamline', 'harmonic_rejection', 'detuned mono');
$data->xdi->set_item('Beamline', 'name', 'X11A');
$data->xdi->set_item('Mono', 'name', 'Si(111)');
$data->xdi->set_item('Mono', 'd_spacing', 3.134542);
$data->xdi->set_item('Mono', 'stpdeg', 6400);
if ($first =~ m{(\d+)-(\w{3})-(\d+)\s+(\d+):(\d+):(\d+)}) {
my $year = 1900+$3;
my $month = $months{$2};
my $day = $1;
my $time = sprintf("%d-%2.2d-%2.2d%s%2.2d:%2.2d:%2.2d", $year, $month, $day, 'T', $4, $5, $6);
$data->xdi->set_item('Scan', 'start_time', $time); # #1
};
if ($first =~ m{ENERGY=(\d)\.(\d+)}) {
$data->xdi->set_item('Facility', 'energy', sprintf("%d.%d GeV", $1, $2));
};
my $second = <$fh>;
chomp $second;
$data->xdi->push_comment($second);
my $flag = 0;
my $remove_ifeffit_comments = 0;
FILE: foreach my $li (<$fh>) {
chomp $li;
next if ($li =~ m{\A\s*\z});
my @line = split(" ", $li);
SWITCH: {
($li =~ m{\AE0=\s+([\d.]+)}) and do {
$data->xdi->set_item('Scan', 'edge_energy', $1);
last SWITCH;
};
($li =~ m{HC/2D=\s+([\d.]+)\s+STPDEG=(\d+).*FOCUS=(\w)\s+TRANSLT=(\w)}) and do {
$data->xdi->set_item('Mono', 'd_spacing', sprintf("%.6f", $HC/$1/2));
$data->xdi->set_item('Mono', 'stpdeg', $2);
$data->xdi->set_item('Beamline', 'focusing', Demeter->yesno($3));
$data->xdi->set_item('Beamline', 'table_translation', Demeter->yesno($4));
last SWITCH;
};
## put several useful and readily intepretable parts of the header into the EDC family
($li =~ m{\ASRB=}) and do {
$data->xdi->set_item('EDC', 'SRB', join(" ", @line[1..$#line]));
last SWITCH;
};
($li =~ m{\ADEL=}) and do {
$data->xdi->set_item('EDC', 'DEL', join(" ", @line[1..$#line]));
last SWITCH;
};
($li =~ m{\AGAINS}) and do {
$data->xdi->set_item('EDC', 'GAINS', join(" ", @line[1..$#line]));
last SWITCH;
};
($li =~ m{\AOFFSETS}) and do {
$data->xdi->set_item('EDC', 'OFFSETS', join(" ", @line[1..$#line]));
last FILE;
};
};
};
close $fh;
$data->clear_ifeffit_titles if ($remove_ifeffit_comments);
$data->beamline_identified(1);
return 1;
## this IS NOT an X11A file
} else {
close $fh;
return 0;
};
};
1;
=head1 NAME
Demeter::Plugin::Beamlines::X11A - beamline recognition plugin for files from pre-XDAC X11A
=head1 VERSION
This documentation refers to Demeter version 0.9.26.
=head1 SYNOPSIS
This plugin recognizes files measured using EDC, the long-lost data
acquisition program at NSLS X11A.
For details about Demeter beamline recognition plugins, see
L<Demeter::Data::Beamlines>.
For information about the XAS Data Interchange format, see
L<https://github.com/XraySpectroscopy/XAS-Data-Interchange>
=head1 AUTHOR
Bruce Ravel, L<http://bruceravel.github.io/home>
http://bruceravel.github.io/demeter
=cut
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