lib/SGN/Controller/AJAX/DataCollectorDownload.pm

   1
   2 =head1 NAME
   3
   4 SGN::Controller::AJAX::PhenotypesDownload - a REST controller class to provide the
   5 backend for downloading phenotype spreadsheets
   6
   7 =head1 DESCRIPTION
   8
   9 Downloading Phenotype Spreadsheets
  10
  11 =head1 AUTHOR
  12
  13 Jeremy Edwards <jde22@cornell.edu>
  14
  15 =cut
  16
  17 package SGN::Controller::AJAX::DataCollectorDownload;
  18
  19 use Moose;
  20 use Try::Tiny;
  21 use DateTime;
  22 use File::Slurp;
  23 use File::Spec::Functions;
  24 use File::Copy;
  25 use File::Basename;
  26 use List::MoreUtils qw /any /;
  27 use SGN::View::ArrayElements qw/array_elements_simple_view/;
  28 use CXGN::Stock::StockTemplate;
  29 use JSON -support_by_pp;
  30 use CXGN::Phenotypes::DataCollectorSpreadsheet;
  31 use CXGN::Trial::Download;
  32 use Tie::UrlEncoder; our(%urlencode);
  33
  34 BEGIN { extends 'Catalyst::Controller::REST' }
  35
  36 __PACKAGE__->config(
  37     default   => 'application/json',
  38     stash_key => 'rest',
  39     map       => { 'application/json' => 'JSON', 'text/html' => 'JSON' },
  40    );
  41
  42
  43 sub create_DataCollector_spreadsheet :  Path('/ajax/phenotype/create_DataCollector') : ActionClass('REST') { }
  44
  45 sub create_DataCollector_spreadsheet_GET : Args(0) {
  46     my $self = shift;
  47     my $c = shift;
  48     $c->forward('create_DataCollector_spreadsheet_POST');
  49 }
  50
  51 sub create_DataCollector_spreadsheet_POST : Args(0) {
  52   print STDERR "phenotype download controller\n";
  53   my ($self, $c) = @_;
  54   my $schema = $c->dbic_schema('Bio::Chado::Schema', 'sgn_chado');
  55   my $trial_id = $c->req->param('trial_id');
  56   my $trait_list_ref = $c->req->param('trait_list');
  57   my $format = $c->req->param('format') || "DataCollectorExcel";
  58   my $data_level = $c->req->param('data_level') || "plots";
  59
  60   if ($data_level eq 'plants') {
  61       my $trial = CXGN::Trial->new( { bcs_schema => $c->dbic_schema("Bio::Chado::Schema"), trial_id => $trial_id });
  62       if (!$trial->has_plant_entries()) {
  63           $c->stash->{rest} = { error => "The requested trial (".$trial->get_name().") does not have plant entries. Please create the plant entries first." };
  64           return;
  65       }
  66   }
  67
  68   my @trait_list = @{_parse_list_from_json($c->req->param('trait_list'))};
  69   my $dir = $c->tempfiles_subdir('download');
  70   my ($fh, $tempfile) = $c->tempfile( TEMPLATE => 'download/'.$format.'_'.$trial_id.'_'.'XXXXX');
  71   my $file_path = $c->config->{basepath}."/".$tempfile.".xls";
  72   close($fh);
  73   move($tempfile, $file_path);
  74
  75   my $create_spreadsheet = CXGN::Trial::Download->new(
  76       {
  77           bcs_schema => $schema,
  78           trial_id => $trial_id,
  79           trait_list => \@trait_list,
  80           filename => $file_path,
  81           format => $format,
  82       data_level => $data_level,
  83       });
  84
  85   my $spreadsheet_response = $create_spreadsheet->download();
  86
  87   if ($spreadsheet_response->{error}) {
  88     print STDERR "Returning with error . . .\n";
  89     $c->stash->{rest} = { error => $spreadsheet_response->{error} };
  90     return;
  91   }
  92
  93   print STDERR "DOWNLOAD FILENAME = ".$create_spreadsheet->filename()."\n";
  94   print STDERR "RELATIVE  = $tempfile\n";
  95
  96   my $file_name = basename($file_path);
  97   print STDERR "file name= $file_name\n";
  98
  99   $c->stash->{rest} = { filename => $urlencode{$tempfile.".xls"} };
 100
 101 }
 102
 103 sub _parse_list_from_json {
 104   my $list_json = shift;
 105   my $json = new JSON;
 106   if ($list_json) {
 107     my $decoded_list = $json->allow_nonref->utf8->relaxed->escape_slash->loose->allow_singlequote->allow_barekey->decode($list_json);
 108     #my $decoded_list = decode_json($list_json);
 109     my @array_of_list_items = @{$decoded_list};
 110     return \@array_of_list_items;
 111   }
 112   else {
 113     return;
 114   }
 115 }
 116
 117 #########
 118 1;
 119 #########