#!/usr/bin/perl

# this script parses lines like this from a parameter.xml file
#<Para SimTag="TEST418" StimContrast="1.050000" InputStrength="0.200000" ExExStrength="0.180000" ExExRange="0.030000" ExInhStrength="1.250000" ExInhRange="0.080000" />

$FileName="parameter.xml";

my $RefParaNames = ReadParaNames($FileName);
my @ParaNames=@$RefParaNames;
print "ParaNames=$#ParaNames\n";


my $NParas = MinAB($#ARGV, $#ParaNames) + 1;

print "ARGV[0]= $ARGV[0] \n";


# generate regular expressions for each parameter
for (my $i=0; $i<$NParas; ++$i) {
  $RegExpList[$#RegExpList+1] =  "$ParaNames[$i]=\"$ARGV[$i]";
  print $RegExpList[$#RegExpList]."\n";
}

open(FILE, "<$FileName");
while(<FILE>) {
  my $NoHitCount=0;
  foreach $RegExp (@RegExpList) {
    if (!/$RegExp/i) {
      $NoHitCount++;
    }
  }
  if ($NoHitCount == 0) {
    print $_;
  }
}
close FILE;
 
 
sub Usage()
{
  print "usage:\n";
  print "showspikes.pl ";
  foreach $Name (@ParaNames) {
    print " <$Name>";
  }
  print "\n";
}

# read parameter names from xml file
sub ReadParaNames(*)
{
  my $FileName = shift;
  open(FILE, "<$FileName");
  my @ParaNames;
  while(<FILE>) {
    if (/<Para SimTag=\"[a-z0-9]+\"(.*=\".*)$/i) {
      $_=$1;
#      print $_;
      while(/ ([a-z0-9]+)=\"[^\"]+\"(.*)/i) {
#        print $1."\n";
        $ParaNames[$#ParaNames+1] = $1;
        $_=$2;
      }
      last;
    }
  }
  close FILe;
  return \@ParaNames;
}
##############


sub MaxAB(**)
{
  my $a=shift;
  my $b=shift;
  return ($a>$b) ? $a : $b;
}

sub MinAB(**)
{
  my $a=shift;
  my $b=shift;
  return ($a<$b) ? $a : $b;
}