X-Git-Url: http://git.freeside.biz/gitweb/?a=blobdiff_plain;f=FS%2FFS%2Fcust_main.pm;h=718fccf2f1de56373e7104cf78402c0f4ea3b5da;hb=0269c850cfefc00d5da255f88c63a314e1ab6cd0;hp=b74c75d50711630f69a04b4a57174b99eca01c55;hpb=efc68f41987d007de5e792b88df1c63bf3dedf4c;p=freeside.git

diff --git a/FS/FS/cust_main.pm b/FS/FS/cust_main.pm
index b74c75d50..718fccf2f 100644
--- a/FS/FS/cust_main.pm
+++ b/FS/FS/cust_main.pm
@@ -16,6 +16,8 @@ use Digest::MD5 qw(md5_base64);
 use Date::Format;
 use Date::Parse;
 #use Date::Manip;
+use File::Slurp qw( slurp );
+use File::Temp qw( tempfile );
 use String::Approx qw(amatch);
 use Business::CreditCard 0.28;
 use Locale::Country;
@@ -35,6 +37,7 @@ use FS::cust_credit;
 use FS::cust_refund;
 use FS::part_referral;
 use FS::cust_main_county;
+use FS::cust_tax_location;
 use FS::agent;
 use FS::cust_main_invoice;
 use FS::cust_credit_bill;
@@ -1209,6 +1212,7 @@ sub check {
     || $self->ut_number('agentnum')
     || $self->ut_textn('agent_custid')
     || $self->ut_number('refnum')
+    || $self->ut_textn('custbatch')
     || $self->ut_name('last')
     || $self->ut_name('first')
     || $self->ut_snumbern('birthdate')
@@ -2043,6 +2047,7 @@ Used in conjunction with the I<time> option, this option specifies the date of f
 sub bill {
   my( $self, %options ) = @_;
   return '' if $self->payby eq 'COMP';
+  local $DEBUG = 1;
   warn "$me bill customer ". $self->custnum. "\n"
     if $DEBUG;
 
@@ -2092,9 +2097,11 @@ sub bill {
 
     my $real_pkgpart = $cust_pkg->pkgpart;
     my %hash = $cust_pkg->hash;
-    my $old_cust_pkg = new FS::cust_pkg \%hash;
 
     foreach my $part_pkg ( $cust_pkg->part_pkg->self_and_bill_linked ) {
+
+      $cust_pkg->set($_, $hash{$_}) foreach qw ( setup last_bill bill );
+
       my $error =
         $self->_make_lines( 'part_pkg'            => $part_pkg,
                             'cust_pkg'            => $cust_pkg,
@@ -2302,13 +2309,12 @@ sub _make_lines {
   my %hash = $cust_pkg->hash;
   my $old_cust_pkg = new FS::cust_pkg \%hash;
 
-  $cust_pkg->pkgpart($part_pkg->pkgpart); 
-  $cust_pkg->set($_, $hash{$_}) foreach qw( setup last_bill bill );
-  
   my @details = ();
 
   my $lineitems = 0;
 
+  $cust_pkg->pkgpart($part_pkg->pkgpart);
+
   ###
   # bill setup
   ###
@@ -2455,7 +2461,6 @@ sub _make_lines {
       };
       $cust_bill_pkg->pkgpart_override($part_pkg->pkgpart)
         unless $part_pkg->pkgpart == $real_pkgpart;
-      push @$cust_bill_pkgs, $cust_bill_pkg;
 
       $$total_setup += $setup;
       $$total_recur += $recur;
@@ -2466,7 +2471,14 @@ sub _make_lines {
 
       unless ( $self->tax =~ /Y/i || $self->payby eq 'COMP' ) {
 
-        $self->_handle_taxes($part_pkg, $taxlisthash, $cust_bill_pkg);
+        #some garbage disappears on cust_bill_pkg refactor
+        my $err_or_cust_bill_pkg =
+          $self->_handle_taxes($part_pkg, $taxlisthash, $cust_bill_pkg);
+
+        return $err_or_cust_bill_pkg
+          unless ( ref($err_or_cust_bill_pkg) );
+
+        push @$cust_bill_pkgs, @$err_or_cust_bill_pkg;
 
       } #unless $self->tax =~ /Y/i || $self->payby eq 'COMP'
 
@@ -2488,20 +2500,28 @@ sub _make_lines {
 
       $cust_bill_pkg->pkgpart_override($part_pkg->pkgpart)
         unless $part_pkg->pkgpart == $real_pkgpart;
-      push @$appended_cust_bill_pkg, $cust_bill_pkg;
 
-      $$total_setup += $cust_bill_pkg->setup;
-      $$total_recur += $cust_bill_pkg->recur;
+      unless ($cust_bill_pkg->duplicate) {
+        $$total_setup += $cust_bill_pkg->setup;
+        $$total_recur += $cust_bill_pkg->recur;
 
-      ###
-      # handle taxes
-      ###
+        ###
+        # handle taxes
+        ###
 
-      unless ( $self->tax =~ /Y/i || $self->payby eq 'COMP' ) {
+        unless ( $self->tax =~ /Y/i || $self->payby eq 'COMP' ) {
 
-        $self->_handle_taxes($part_pkg, $taxlisthash, $cust_bill_pkg);
+          #some garbage disappears on cust_bill_pkg refactor
+          my $err_or_cust_bill_pkg =
+            $self->_handle_taxes($part_pkg, $taxlisthash, $cust_bill_pkg);
 
-      } #unless $self->tax =~ /Y/i || $self->payby eq 'COMP'
+          return $err_or_cust_bill_pkg
+            unless ( ref($err_or_cust_bill_pkg) );
+
+          push @$appended_cust_bill_pkg, @$err_or_cust_bill_pkg;
+
+        } #unless $self->tax =~ /Y/i || $self->payby eq 'COMP'
+      }
     }
   }
 
@@ -2513,39 +2533,36 @@ sub _handle_taxes {
   my $taxlisthash = shift;
   my $cust_bill_pkg = shift;
 
-  my @taxes = ();
-  my @taxoverrides = $part_pkg->part_pkg_taxoverride;
+  my %cust_bill_pkg = ();
+  my %taxes = ();
     
   my $prefix = 
     ( $conf->exists('tax-ship_address') && length($self->ship_last) )
     ? 'ship_'
     : '';
 
+  my @classes;
+  #push @classes, $cust_bill_pkg->usage_classes if $cust_bill_pkg->type eq 'U';
+  push @classes, $cust_bill_pkg->usage_classes if $cust_bill_pkg->usage;
+  push @classes, 'setup' if $cust_bill_pkg->setup;
+  push @classes, 'recur' if $cust_bill_pkg->recur;
+
   if ( $conf->exists('enable_taxproducts')
-       && (scalar(@taxoverrides) || $part_pkg->taxproductnum )
+       && (scalar($part_pkg->part_pkg_taxoverride) || $part_pkg->has_taxproduct)
      )
   { 
 
-    my @taxclassnums = ();
-    my $geocode = $self->geocode('cch');
-
-    if ( scalar( @taxoverrides ) ) {
-      @taxclassnums = map { $_->taxclassnum } @taxoverrides;
-    }elsif ( $part_pkg->taxproductnum ) {
-      @taxclassnums = map { $_->taxclassnum }
-                      $part_pkg->part_pkg_taxrate('cch', $geocode);
+    foreach my $class (@classes) {
+      my $err_or_ref = $self->_gather_taxes( $part_pkg, $class, $prefix );
+      return $err_or_ref unless ref($err_or_ref);
+      $taxes{$class} = $err_or_ref;
     }
 
-    my $extra_sql =
-      "AND (".
-      join(' OR ', map { "taxclassnum = $_" } @taxclassnums ). ")";
-
-    @taxes = qsearch({ 'table' => 'tax_rate',
-                       'hashref' => { 'geocode' => $geocode, },
-                       'extra_sql' => $extra_sql,
-                    })
-      if scalar(@taxclassnums);
-
+    unless (exists $taxes{''}) {
+      my $err_or_ref = $self->_gather_taxes( $part_pkg, '', $prefix );
+      return $err_or_ref unless ref($err_or_ref);
+      $taxes{''} = $err_or_ref;
+    }
 
   }else{
 
@@ -2554,7 +2571,7 @@ sub _handle_taxes {
 
     $taxhash{'taxclass'} = $part_pkg->taxclass;
 
-    @taxes = qsearch( 'cust_main_county', \%taxhash );
+    my @taxes = qsearch( 'cust_main_county', \%taxhash );
 
     unless ( @taxes ) {
       $taxhash{'taxclass'} = '';
@@ -2567,39 +2584,140 @@ sub _handle_taxes {
       @taxes =  qsearch( 'cust_main_county', \%taxhash );
     }
 
-  } #if $conf->exists('enable_taxproducts') 
+    $taxes{''} = [ @taxes ];
+    $taxes{'setup'} = [ @taxes ];
+    $taxes{'recur'} = [ @taxes ];
+    $taxes{$_} = [ @taxes ] foreach (@classes);
 
-  # maybe eliminate this entirely, along with all the 0% records
-  unless ( @taxes ) {
-    my $error;
-    if ( $conf->exists('enable_taxproducts') ) { 
-      $error = 
-        "fatal: can't find tax rate for zip/taxproduct/pkgpart ".
-        join('/', ( map $self->get("$prefix$_"),
-                        qw(zip)
-                  ),
-                  $part_pkg->taxproduct_description,
-                  $part_pkg->pkgpart ). "\n";
-    } else {
-      $error = 
+    # maybe eliminate this entirely, along with all the 0% records
+    unless ( @taxes ) {
+      return
         "fatal: can't find tax rate for state/county/country/taxclass ".
         join('/', ( map $self->get("$prefix$_"),
                         qw(state county country)
                   ),
                   $part_pkg->taxclass ). "\n";
     }
-    return $error;
+
+  } #if $conf->exists('enable_taxproducts') 
+
+  # XXX all this goes away with cust_bill_pay refactor
+
+  $cust_bill_pkg{setup} = $cust_bill_pkg if $cust_bill_pkg->setup;
+  $cust_bill_pkg{recur} = $cust_bill_pkg if $cust_bill_pkg->recur;
+    
+  #split setup and recur
+  if ($cust_bill_pkg->setup && $cust_bill_pkg->recur) {
+    my $cust_bill_pkg_recur = new FS::cust_bill_pkg { $cust_bill_pkg->hash };
+    $cust_bill_pkg->set('details', []);
+    $cust_bill_pkg->recur(0);
+    $cust_bill_pkg->unitrecur(0);
+    $cust_bill_pkg->type('');
+    $cust_bill_pkg_recur->setup(0);
+    $cust_bill_pkg_recur->unitsetup(0);
+    $cust_bill_pkg{recur} = $cust_bill_pkg_recur;
+  }
+
+  #split usage from recur
+  my $usage = sprintf( "%.2f", $cust_bill_pkg{recur}->usage );
+  warn "usage is $usage\n" if $DEBUG;
+  if ($usage) {
+    my $cust_bill_pkg_usage =
+        new FS::cust_bill_pkg { $cust_bill_pkg{recur}->hash };
+    $cust_bill_pkg_usage->recur( $usage );
+    $cust_bill_pkg_usage->type( 'U' );
+    my $recur = sprintf( "%.2f", $cust_bill_pkg{recur}->recur - $usage );
+    $cust_bill_pkg{recur}->recur( $recur );
+    $cust_bill_pkg{recur}->type( '' );
+    $cust_bill_pkg{recur}->set('details', []);
+    $cust_bill_pkg{''} = $cust_bill_pkg_usage;
+  }
+
+  #subdivide usage by usage_class
+  if (exists($cust_bill_pkg{''})) {
+    foreach my $class (grep {$_ && $_ ne 'setup' && $_ ne 'recur' } @classes) {
+      my $usage = sprintf( "%.2f", $cust_bill_pkg{''}->usage($class) );
+      my $cust_bill_pkg_usage =
+          new FS::cust_bill_pkg { $cust_bill_pkg{''}->hash };
+      $cust_bill_pkg_usage->recur( $usage );
+      $cust_bill_pkg_usage->set('details', []);
+      my $classless = sprintf( "%.2f", $cust_bill_pkg{''}->recur - $usage );
+      $cust_bill_pkg{''}->recur( $classless );
+      $cust_bill_pkg{$class} = $cust_bill_pkg_usage;
+    }
+    delete $cust_bill_pkg{''} unless $cust_bill_pkg{''}->recur;
   }
 
-  foreach my $tax ( @taxes ) {
-    my $taxname = ref( $tax ). ' '. $tax->taxnum;
-    if ( exists( $taxlisthash->{ $taxname } ) ) {
-      push @{ $taxlisthash->{ $taxname  } }, $cust_bill_pkg;
-    }else{
-      $taxlisthash->{ $taxname } = [ $tax, $cust_bill_pkg ];
+  foreach my $key (keys %cust_bill_pkg) {
+    my @taxes = @{ $taxes{$key} };
+    my $cust_bill_pkg = $cust_bill_pkg{$key};
+
+    foreach my $tax ( @taxes ) {
+      my $taxname = ref( $tax ). ' '. $tax->taxnum;
+      if ( exists( $taxlisthash->{ $taxname } ) ) {
+        push @{ $taxlisthash->{ $taxname  } }, $cust_bill_pkg;
+      }else{
+        $taxlisthash->{ $taxname } = [ $tax, $cust_bill_pkg ];
+      }
     }
   }
 
+  # sort setup,recur,'', and the rest numeric && return
+  my @result = map { $cust_bill_pkg{$_} }
+               sort { my $ad = ($a=~/^\d+$/); my $bd = ($b=~/^\d+$/);
+                      ( $ad cmp $bd ) || ( $ad ? $a<=>$b : $b cmp $a )
+                    }
+               keys %cust_bill_pkg;
+
+  \@result;
+}
+
+sub _gather_taxes {
+  my $self = shift;
+  my $part_pkg = shift;
+  my $class = shift;
+  my $prefix = shift;
+
+  my @taxes = ();
+  my $geocode = $self->geocode('cch');
+
+  my @taxclassnums = map { $_->taxclassnum }
+                     $part_pkg->part_pkg_taxoverride($class);
+
+  unless (@taxclassnums) {
+    @taxclassnums = map { $_->taxclassnum }
+                    $part_pkg->part_pkg_taxrate('cch', $geocode, $class);
+  }
+  warn "Found taxclassnum values of ". join(',', @taxclassnums)
+    if $DEBUG;
+
+  my $extra_sql =
+    "AND (".
+    join(' OR ', map { "taxclassnum = $_" } @taxclassnums ). ")";
+
+  @taxes = qsearch({ 'table' => 'tax_rate',
+                     'hashref' => { 'geocode' => $geocode, },
+                     'extra_sql' => $extra_sql,
+                  })
+    if scalar(@taxclassnums);
+
+  # maybe eliminate this entirely, along with all the 0% records
+  unless ( @taxes ) {
+    return 
+      "fatal: can't find tax rate for zip/taxproduct/pkgpart ".
+      join('/', ( map $self->get("$prefix$_"),
+                      qw(zip)
+                ),
+                $part_pkg->taxproduct_description,
+                $part_pkg->pkgpart ). "\n";
+  }
+
+  warn "Found taxes ".
+       join(',', map{ ref($_). " ". $_->get($_->primary_key) } @taxes). "\n" 
+   if $DEBUG;
+
+  [ @taxes ];
+
 }
 
 =item collect OPTIONS
@@ -4783,6 +4901,7 @@ the error, otherwise returns false.
 sub charge {
   my $self = shift;
   my ( $amount, $quantity, $pkg, $comment, $taxclass, $additional, $classnum );
+  my ( $taxproduct, $override );
   if ( ref( $_[0] ) ) {
     $amount     = $_[0]->{amount};
     $quantity   = exists($_[0]->{quantity}) ? $_[0]->{quantity} : 1;
@@ -4792,6 +4911,8 @@ sub charge {
     $taxclass   = exists($_[0]->{taxclass}) ? $_[0]->{taxclass} : '';
     $classnum   = exists($_[0]->{classnum}) ? $_[0]->{classnum} : '';
     $additional = $_[0]->{additional};
+    $taxproduct = $_[0]->{taxproductnum};
+    $override   = { '' => $_[0]->{tax_override} };
   }else{
     $amount     = shift;
     $quantity   = 1;
@@ -4813,13 +4934,14 @@ sub charge {
   my $dbh = dbh;
 
   my $part_pkg = new FS::part_pkg ( {
-    'pkg'      => $pkg,
-    'comment'  => $comment,
-    'plan'     => 'flat',
-    'freq'     => 0,
-    'disabled' => 'Y',
-    'classnum' => $classnum ? $classnum : '',
-    'taxclass' => $taxclass,
+    'pkg'           => $pkg,
+    'comment'       => $comment,
+    'plan'          => 'flat',
+    'freq'          => 0,
+    'disabled'      => 'Y',
+    'classnum'      => $classnum ? $classnum : '',
+    'taxclass'      => $taxclass,
+    'taxproductnum' => $taxproduct,
   } );
 
   my %options = ( ( map { ("additional_info$_" => $additional->[$_] ) }
@@ -4829,7 +4951,9 @@ sub charge {
                   'setup_fee' => $amount,
                 );
 
-  my $error = $part_pkg->insert( options => \%options );
+  my $error = $part_pkg->insert( options       => \%options,
+                                 tax_overrides => $override,
+                               );
   if ( $error ) {
     $dbh->rollback if $oldAutoCommit;
     return $error;
@@ -5540,6 +5664,15 @@ sub search_sql {
                    @{ $params->{'current_balance'} };
 
   ##
+  # custbatch
+  ##
+
+  if ( $params->{'custbatch'} =~ /^([\w\/\-\:\.]+)$/ and $1 ) {
+    push @where,
+      "cust_main.custbatch = '$1'";
+  }
+
+  ##
   # setup queries, subs, etc. for the search
   ##
 
@@ -6201,21 +6334,79 @@ sub append_fuzzyfiles {
   1;
 }
 
+=item process_batch_import
+
+Load a batch import as a queued JSRPC job
+
+=cut
+
+use Storable qw(thaw);
+use Data::Dumper;
+use MIME::Base64;
+sub process_batch_import {
+  my $job = shift;
+
+  my $param = thaw(decode_base64(shift));
+  warn Dumper($param) if $DEBUG;
+  
+  my $files = $param->{'uploaded_files'}
+    or die "No files provided.\n";
+
+  my (%files) = map { /^(\w+):([\.\w]+)$/ ? ($1,$2):() } split /,/, $files;
+
+  my $dir = '%%%FREESIDE_CACHE%%%/cache.'. $FS::UID::datasrc. '/';
+  my $file = $dir. $files{'file'};
+
+  my $type;
+  if ( $file =~ /\.(\w+)$/i ) {
+    $type = lc($1);
+  } else {
+    #or error out???
+    warn "can't parse file type from filename $file; defaulting to CSV";
+    $type = 'csv';
+  }
+
+  my $error =
+    FS::cust_main::batch_import( {
+      job       => $job,
+      file      => $file,
+      type      => $type,
+      custbatch => $param->{custbatch},
+      agentnum  => $param->{'agentnum'},
+      refnum    => $param->{'refnum'},
+      pkgpart   => $param->{'pkgpart'},
+      #'fields'  => [qw( cust_pkg.setup dayphone first last address1 address2
+      #                 city state zip comments                          )],
+      'format'  => $param->{'format'},
+    } );
+
+  unlink $file;
+
+  die "$error\n" if $error;
+
+}
+
 =item batch_import
 
 =cut
 
+#some false laziness w/cdr.pm now
 sub batch_import {
   my $param = shift;
-  #warn join('-',keys %$param);
-  my $fh = $param->{filehandle};
-  my $agentnum = $param->{agentnum};
 
-  my $refnum = $param->{refnum};
-  my $pkgpart = $param->{pkgpart};
+  my $job       = $param->{job};
+
+  my $filename  = $param->{file};
+  my $type      = $param->{type} || 'csv';
+
+  my $custbatch = $param->{custbatch};
+
+  my $agentnum  = $param->{agentnum};
+  my $refnum    = $param->{refnum};
+  my $pkgpart   = $param->{pkgpart};
+
+  my $format    = $param->{'format'};
 
-  #my @fields = @{$param->{fields}};
-  my $format = $param->{'format'};
   my @fields;
   my $payby;
   if ( $format eq 'simple' ) {
@@ -6250,14 +6441,34 @@ sub batch_import {
     die "unknown format $format";
   }
 
-  eval "use Text::CSV_XS;";
-  die $@ if $@;
+  my $count;
+  my $parser;
+  my @buffer = ();
+  if ( $type eq 'csv' ) {
 
-  my $csv = new Text::CSV_XS;
-  #warn $csv;
-  #warn $fh;
+    eval "use Text::CSV_XS;";
+    die $@ if $@;
+
+    $parser = new Text::CSV_XS;
+
+    @buffer = split(/\r?\n/, slurp($filename) );
+    $count = scalar(@buffer);
+
+  } elsif ( $type eq 'xls' ) {
+
+    eval "use Spreadsheet::ParseExcel;";
+    die $@ if $@;
+
+    my $excel = new Spreadsheet::ParseExcel::Workbook->Parse($filename);
+    $parser = $excel->{Worksheet}[0]; #first sheet
+
+    $count = $parser->{MaxRow} || $parser->{MinRow};
+    $count++;
+
+  } else {
+    die "Unknown file type $type\n";
+  }
 
-  my $imported = 0;
   #my $columns;
 
   local $SIG{HUP} = 'IGNORE';
@@ -6271,24 +6482,46 @@ sub batch_import {
   local $FS::UID::AutoCommit = 0;
   my $dbh = dbh;
   
-  #while ( $columns = $csv->getline($fh) ) {
   my $line;
-  while ( defined($line=<$fh>) ) {
+  my $row = 0;
+  my( $last, $min_sec ) = ( time, 5 ); #progressbar foo
+  while (1) {
 
-    $csv->parse($line) or do {
-      $dbh->rollback if $oldAutoCommit;
-      return "can't parse: ". $csv->error_input();
-    };
+    my @columns = ();
+    if ( $type eq 'csv' ) {
+
+      last unless scalar(@buffer);
+      $line = shift(@buffer);
+
+      $parser->parse($line) or do {
+        $dbh->rollback if $oldAutoCommit;
+        return "can't parse: ". $parser->error_input();
+      };
+      @columns = $parser->fields();
+
+    } elsif ( $type eq 'xls' ) {
+
+      last if $row > ($parser->{MaxRow} || $parser->{MinRow});
+
+      my @row = @{ $parser->{Cells}[$row] };
+      @columns = map $_->{Val}, @row;
+
+      #my $z = 'A';
+      #warn $z++. ": $_\n" for @columns;
+
+    } else {
+      die "Unknown file type $type\n";
+    }
 
-    my @columns = $csv->fields();
     #warn join('-',@columns);
 
     my %cust_main = (
-      agentnum => $agentnum,
-      refnum   => $refnum,
-      country  => $conf->config('countrydefault') || 'US',
-      payby    => $payby, #default
-      paydate  => '12/2037', #default
+      custbatch => $custbatch,
+      agentnum  => $agentnum,
+      refnum    => $refnum,
+      country   => $conf->config('countrydefault') || 'US',
+      payby     => $payby, #default
+      paydate   => '12/2037', #default
     );
     my $billtime = time;
     my %cust_pkg = ( pkgpart => $pkgpart );
@@ -6335,12 +6568,14 @@ sub batch_import {
           $columns[0] = $part_referral->refnum;
         }
 
-        #$cust_main{$field} = shift @$columns; 
-        $cust_main{$field} = shift @columns; 
+        my $value = shift @columns;
+        $cust_main{$field} = $value if length($value);
       }
     }
 
-    $cust_main{'payby'} = 'CARD' if length($cust_main{'payinfo'});
+    $cust_main{'payby'} = 'CARD'
+      if defined $cust_main{'payinfo'}
+      && length  $cust_main{'payinfo'};
 
     my $invoicing_list = $cust_main{'invoicing_list'}
                            ? [ delete $cust_main{'invoicing_list'} ]
@@ -6372,7 +6607,7 @@ sub batch_import {
 
     if ( $error ) {
       $dbh->rollback if $oldAutoCommit;
-      return "can't insert customer for $line: $error";
+      return "can't insert customer". ( $line ? " for $line" : '' ). ": $error";
     }
 
     if ( $format eq 'simple' ) {
@@ -6398,12 +6633,18 @@ sub batch_import {
 
     }
 
-    $imported++;
+    $row++;
+
+    if ( $job && time - $min_sec > $last ) { #progress bar
+      $job->update_statustext( int(100 * $row / $count) );
+      $last = time;
+    }
+
   }
 
-  $dbh->commit or die $dbh->errstr if $oldAutoCommit;
+  $dbh->commit or die $dbh->errstr if $oldAutoCommit;;
 
-  return "Empty file!" unless $imported;
+  return "Empty file!" unless $row;
 
   ''; #no error