1 #!/usr/bin/perl -w
   2 #
   3 # $RCSfile: InfoPeriodicTableElements.pl,v $
   4 # $Date: 2008/01/30 21:44:47 $
   5 # $Revision: 1.14 $
   6 #
   7 # Author: Manish Sud <msud@san.rr.com>
   8 #
   9 # Copyright (C) 2004-2008 Manish Sud. All rights reserved.
  10 #
  11 # This file is part of MayaChemTools.
  12 #
  13 # MayaChemTools is free software; you can redistribute it and/or modify it under
  14 # the terms of the GNU Lesser General Public License as published by the Free
  15 # Software Foundation; either version 3 of the License, or (at your option) any
  16 # later version.
  17 #
  18 # MayaChemTools is distributed in the hope that it will be useful, but without
  19 # any warranty; without even the implied warranty of merchantability of fitness
  20 # for a particular purpose.  See the GNU Lesser General Public License for more
  21 # details.
  22 #
  23 # You should have received a copy of the GNU Lesser General Public License
  24 # along with MayaChemTools; if not, see <http://www.gnu.org/licenses/> or
  25 # write to the Free Software Foundation Inc., 59 Temple Place, Suite 330,
  26 # Boston, MA, 02111-1307, USA.
  27 #
  28 
  29 use 5.006;
  30 use strict;
  31 use FindBin; use lib "$FindBin::Bin/../lib";
  32 use Getopt::Long;
  33 use File::Basename;
  34 use Text::ParseWords;
  35 use Benchmark;
  36 use FileUtil;
  37 use TextUtil;
  38 use PeriodicTable;
  39 
  40 my($ScriptName, %Options, $StartTime, $EndTime, $TotalTime);
  41 
  42 # Autoflush STDOUT
  43 $| = 1;
  44 
  45 # Starting message...
  46 $ScriptName = basename($0);
  47 print "\n$ScriptName: Starting...\n\n";
  48 $StartTime = new Benchmark;
  49 
  50 # Get the options and setup script...
  51 SetupScriptUsage();
  52 if ($Options{help}) {
  53   die GetUsageFromPod("$FindBin::Bin/$ScriptName");
  54 }
  55 
  56 my($OutDelim, $OutQuote, $ElementRowsOutput, $FileOutput, $Precision, $OutFileName, @SpecifiedElementIDs, @SpecifiedProperies,);
  57 ProcessOptions();
  58 
  59 ListElementProperties();
  60 print "$ScriptName:Done...\n\n";
  61 
  62 $EndTime = new Benchmark;
  63 $TotalTime = timediff ($EndTime, $StartTime);
  64 print "Total time: ", timestr($TotalTime), "\n";
  65 
  66 ###############################################################################
  67 
  68 # Get propery names from categories...
  69 sub GetPropertyNamesFromCategories {
  70   my($CategoryName) = @_;
  71   my(@PropertyNames);
  72 
  73   @PropertyNames = ();
  74   if ($CategoryName =~ /^Basic$/i) {
  75     @PropertyNames = ('AtomicNumber', 'ElementSymbol', 'ElementName', 'AtomicWeight', 'GroundStateConfiguration', 'GroupNumber', 'PeriodNumber', 'FirstIonizationEnergy');
  76   } elsif ($CategoryName =~ /^BasicAndNaturalIsotope$/i) {
  77     # Natural isotope data includes: 'MassNumber', 'RelativeAtomicMass', 'NaturalAbundance'
  78     @PropertyNames = ('AtomicNumber', 'ElementSymbol', 'ElementName', 'AtomicWeight', 'GroundStateConfiguration', 'GroupNumber', 'PeriodNumber', 'FirstIonizationEnergy', 'NaturalIsotopeData');
  79   } elsif ($CategoryName =~ /^NaturalIsotope$/i) {
  80     @PropertyNames = ('AtomicNumber', 'ElementSymbol', 'ElementName', 'NaturalIsotopeData');
  81   }
  82 
  83   return @PropertyNames;
  84 }
  85 
  86 # List data for an element...
  87 sub ListElementData {
  88   my($DataLabelRef, $DataValueRef) = @_;
  89   my($Index, $Line, $Value);
  90 
  91   if ($ElementRowsOutput) {
  92     $Line = '';
  93     # Format data...
  94     if ($OutQuote || $Options{outdelim} !~ /^comma$/i) {
  95       $Line = JoinWords($DataValueRef, $OutDelim, $OutQuote);
  96     }
  97     else {
  98       # Always quote values containing commas...
  99       $Line = ($DataValueRef->[0] =~ /\,/) ? qq("$DataValueRef->[0]") : $DataValueRef->[0];
 100       for $Index (1 .. $#{$DataValueRef} ) {
 101 	$Value = $DataValueRef->[$Index];
 102 	if ($Value =~ /\,/) {
 103 	  $Value = qq("$Value");
 104 	}
 105 	$Line .= $OutDelim . $Value;
 106       }
 107     }
 108     if ($FileOutput) {
 109       print OUTFILE "$Line\n";
 110     }
 111     else {
 112       print "$Line\n";
 113     }
 114   }
 115   else {
 116     # Format and list data...
 117     $Line = '';
 118     for $Index (0 .. $#{$DataLabelRef} ) {
 119       $Line = $DataLabelRef->[$Index] . ' ' . $DataValueRef->[$Index];
 120       if ($FileOutput) {
 121 	print OUTFILE "$Line\n";
 122       }
 123       else {
 124 	print "$Line\n";
 125       }
 126     }
 127   }
 128 }
 129 
 130 # List data for an element...
 131 sub ListHeaderRowData {
 132   my($DataLabelRef) = @_;
 133   my($Line);
 134 
 135   # Format data...
 136   $Line = JoinWords($DataLabelRef, $OutDelim, $OutQuote);
 137   $Line =~ s/\://g;
 138   # List data...
 139   if ($FileOutput) {
 140     print OUTFILE "$Line\n";
 141   }
 142   else {
 143     print "$Line\n";
 144   }
 145 }
 146 
 147 # List atomic properties for elements...
 148 sub ListElementProperties {
 149   my($ElementID, $ElementDataRef, $PropertyName, $PropertyValue, $PropertyUnits, $PropertyUnitsRef, @PropertyLabels, @PropertyValues);
 150 
 151   print "Listing information for periodic table element(s)...\n";
 152 
 153   if ($FileOutput) {
 154     print "Generating file $OutFileName...\n";
 155     open OUTFILE, ">$OutFileName" or die "Couldn't open $OutFileName: $!\n";
 156   }
 157 
 158   # Setup property labels...
 159   @PropertyLabels = ();
 160   $PropertyUnitsRef = PeriodicTable::GetElementPropertiesNamesAndUnits();
 161   for $PropertyName (@SpecifiedProperies) {
 162     $PropertyUnits = (exists $PropertyUnitsRef->{$PropertyName}) ? $PropertyUnitsRef->{$PropertyName} : '';
 163     if ($PropertyName =~ /^NaturalIsotopeData$/i) {
 164       push @PropertyLabels, qw(MassNumber: RelativeAtomicMass: NaturalAbundance:);
 165     }
 166     else {
 167       push @PropertyLabels, ($PropertyUnits ? "$PropertyName ($PropertyUnits):" : "$PropertyName:");
 168     }
 169   }
 170 
 171   if ($ElementRowsOutput) {
 172     ListHeaderRowData(\@PropertyLabels);
 173   }
 174 
 175   # Go over specified properties...
 176   for $ElementID (@SpecifiedElementIDs) {
 177     $ElementDataRef = PeriodicTable::GetElementPropertiesData($ElementID);
 178 
 179     if (!$ElementRowsOutput) {
 180       if ($FileOutput) {
 181 	print OUTFILE "\nListing atomic properties for element $ElementID...\n\n";
 182       }
 183       else {
 184 	print "\nListing atomic properties for element $ElementID...\n\n";
 185       }
 186     }
 187 
 188     # Collect data..
 189     @PropertyValues = ();
 190     for $PropertyName (@SpecifiedProperies) {
 191       if ($PropertyName =~ /^NaturalIsotopeData$/i) {
 192 	push @PropertyValues, SetupIsotopeData($ElementID);
 193       }
 194       else {
 195 	$PropertyValue = $ElementDataRef->{$PropertyName};
 196 	if (IsFloat($PropertyValue)) {
 197 	  $PropertyValue = sprintf("%.${Precision}f", $PropertyValue) + 0;
 198 	}
 199 	push @PropertyValues, $PropertyValue;
 200       }
 201     }
 202     # List data...
 203     ListElementData(\@PropertyLabels, \@PropertyValues);
 204   }
 205   if ($FileOutput) {
 206     close OUTFILE;
 207   }
 208   print "\n";
 209 }
 210 
 211 # Setup isotope data strings...
 212 sub SetupIsotopeData {
 213   my($ElementID) = @_;
 214   my($MassNumber, $RelativeAtomicMass, $NaturalAbundance, $NaturalIsotopeDataRef, @MassNumbers, @RelativeAtomicMasses, @NaturalAbundances);
 215 
 216   # Get natural isotope data: MassNumber, RelativeAtomicMass and NaturalAbundance
 217   @MassNumbers = (); @RelativeAtomicMasses = (); @NaturalAbundances = ();
 218   $NaturalIsotopeDataRef = PeriodicTable::GetElementNaturalIsotopesData($ElementID);
 219   for $MassNumber (sort {$a <=> $b} keys %{$NaturalIsotopeDataRef}) {
 220     $RelativeAtomicMass = $NaturalIsotopeDataRef->{$MassNumber}{RelativeAtomicMass};
 221     $NaturalAbundance = $NaturalIsotopeDataRef->{$MassNumber}{NaturalAbundance};
 222     push @MassNumbers, $MassNumber;
 223     $RelativeAtomicMass = ($RelativeAtomicMass > 0) ? (sprintf("%.${Precision}f", $RelativeAtomicMass) + 0) : '';
 224     push @RelativeAtomicMasses, $RelativeAtomicMass;
 225     $NaturalAbundance = ($NaturalAbundance > 0) ? (sprintf("%.${Precision}f", $NaturalAbundance) + 0) : '';
 226     push @NaturalAbundances, $NaturalAbundance;
 227   }
 228   $MassNumber = JoinWords(\@MassNumbers, ",", 0);
 229   $RelativeAtomicMass = JoinWords(\@RelativeAtomicMasses, ",", 0);
 230   $NaturalAbundance = JoinWords(\@NaturalAbundances, ",", 0);
 231   return ($MassNumber, $RelativeAtomicMass, $NaturalAbundance);
 232 }
 233 
 234 # Process option values...
 235 sub ProcessOptions {
 236   $OutDelim = ($Options{outdelim} =~ /^tab$/i ) ? "\t" : (($Options{outdelim} =~ /^semicolon$/i) ? "\;" : "\,");
 237   $OutQuote = ($Options{quote} =~ /^yes$/i) ? 1 : 0;
 238 
 239   $ElementRowsOutput = ($Options{outputstyle} =~ /^ElementRows$/i) ? 1 : 0;
 240   $FileOutput = ($Options{output} =~ /^File$/i) ? 1 : 0;
 241 
 242   $Precision = $Options{precision};
 243 
 244   my($ElementID, @ElementIDs, @GroupElements, @PeriodElements, %GroupNamesMap);
 245 
 246   @SpecifiedElementIDs = ();
 247   if (@ARGV >=1 && ($Options{mode} =~ /^All$/i) ) {
 248     warn "Warning: Ignoring comman line element IDs: Not valid for All value of \"-m --mode\" option...\n";
 249   }
 250 
 251   # Set up element IDs except for All mode...
 252   @ElementIDs = ();
 253   %GroupNamesMap = ();
 254 
 255   if (@ARGV >=1 ) {
 256     if ($Options{mode} !~ /^All$/i) {
 257       push @ElementIDs, @ARGV;
 258     }
 259   }
 260   else {
 261     # Setup mode specified default values...
 262     my($Nothing);
 263     MODE: {
 264 	if ($Options{mode} =~ /^ElementID$/i) { push @ElementIDs, 'H'; last MODE; };
 265 	if ($Options{mode} =~ /^AmericanGroupLabel$/i) { push @ElementIDs, 'IA'; last MODE; };
 266 	if ($Options{mode} =~ /^EuropeanGroupLabel$/i) { push @ElementIDs, 'IA'; last MODE; };
 267 	if ($Options{mode} =~ /^GroupNumber$/i) { push @ElementIDs, '1'; last MODE; };
 268 	if ($Options{mode} =~ /^GroupName$/i) { push @ElementIDs, 'AlkaliMetals'; last MODE; };
 269 	if ($Options{mode} =~ /^PeriodNumber$/i) { push @ElementIDs, '1'; last MODE; };
 270 	$Nothing = 1;
 271       }
 272   }
 273   if ($Options{mode} =~ /^GroupName$/i) {
 274     # Map group names to what's stored in Perioidic table data file...
 275     %GroupNamesMap = ('alkalimetals', 'Alkali metal', 'alkalineearthmetals', 'Alkaline earth metal', 'chalcogens', 'Chalcogen', 'coinagemetals', 'Coinage metal', 'halogens', 'Halogen', 'noblegases', 'Noble gas', 'pnictogens', 'Pnictogen', 'lanthanides', 'Lanthanoid', 'lanthanoids', 'Lanthanoid', 'actinides', 'Actinoid', 'actinoids', 'Actinoid' );
 276   }
 277 
 278   # Generate list of elements...
 279   if ($Options{mode} =~ /^All$/i) {
 280     push @SpecifiedElementIDs, PeriodicTable::GetElements();
 281   }
 282   else {
 283     ELEMENTID: for $ElementID (@ElementIDs) {
 284       if ($Options{mode} =~ /^ElementID$/i) {
 285 	if (PeriodicTable::IsElement($ElementID)) {
 286 	  push @SpecifiedElementIDs, $ElementID;
 287 	}
 288 	else {
 289 	  warn "Ignoring element ID, $ElementID, specified using command line parameter: Unknown element ID...\n";
 290 	  next ELEMENTID;
 291 	}
 292       }
 293       elsif ($Options{mode} =~ /^AmericanGroupLabel$/i) {
 294 	if (@GroupElements = PeriodicTable::GetElementsByAmericanStyleGroupLabel($ElementID)) {
 295 	  push @SpecifiedElementIDs, @GroupElements;
 296 	}
 297 	else {
 298 	  warn "Ignoring American style group label, $ElementID, specified using command line parameter: Unknown group label...\n";
 299 	  next ELEMENTID;
 300 	}
 301       }
 302       elsif ($Options{mode} =~ /^EuropeanGroupLabel$/i) {
 303 	if (@GroupElements = PeriodicTable::GetElementsByEuropeanStyleGroupLabel($ElementID)) {
 304 	  push @SpecifiedElementIDs, @GroupElements;
 305 	}
 306 	else {
 307 	  warn "Ignoring American style group label, $ElementID, specified using command line parameter: Unknown group label...\n";
 308 	  next ELEMENTID;
 309 	}
 310       }
 311       elsif ($Options{mode} =~ /^GroupNumber$/i) {
 312 	if (@GroupElements = PeriodicTable::GetElementsByGroupNumber($ElementID)) {
 313 	  push @SpecifiedElementIDs, @GroupElements;
 314 	}
 315 	else {
 316 	  warn "Ignoring group number, $ElementID, specified using command line parameter: Unknown group number...\n";
 317 	  next ELEMENTID;
 318 	}
 319       }
 320       elsif ($Options{mode} =~ /^GroupName$/i) {
 321 	if (exists $GroupNamesMap{lc($ElementID)}) {
 322 	  @GroupElements = PeriodicTable::GetElementsByGroupName($GroupNamesMap{lc($ElementID)});
 323 	  push @SpecifiedElementIDs, @GroupElements;
 324 	}
 325 	else {
 326 	  warn "Ignoring group name, $ElementID, specified using command line parameter: Unknown group name...\n";
 327 	  next ELEMENTID;
 328 	}
 329       }
 330       elsif ($Options{mode} =~ /^PeriodNumber$/i) {
 331 	if (@GroupElements = PeriodicTable::GetElementsByPeriodNumber($ElementID)) {
 332 	  push @SpecifiedElementIDs, @GroupElements;
 333 	}
 334 	else {
 335 	  warn "Ignoring period number, $ElementID, specified using command line parameter: Unknown period number...\n";
 336 	  next ELEMENTID;
 337 	}
 338       }
 339     }
 340   }
 341   SetupSpecifiedProperties();
 342 
 343   # Setup output file name...
 344   $OutFileName = '';
 345   if ($FileOutput) {
 346     my($OutFileRoot, $OutFileExt);
 347 
 348     $OutFileRoot = '';
 349     $OutFileExt = "csv";
 350     if ($Options{outdelim} =~ /^tab$/i) {
 351       $OutFileExt = "tsv";
 352     }
 353     if ($Options{root}) {
 354       my ($RootFileDir, $RootFileName, $RootFileExt) = ParseFileName($Options{root});
 355       if ($RootFileName && $RootFileExt) {
 356 	$OutFileRoot = $RootFileName;
 357       }
 358       else {
 359 	$OutFileRoot = $Options{root};
 360       }
 361     }
 362     else {
 363       $OutFileRoot = 'PeriodicTableElementsInfo' . $Options{mode};
 364     }
 365     $OutFileName = $OutFileRoot . '.' . $OutFileExt;
 366     if (!$Options{overwrite}) {
 367       if (-e $OutFileName) {
 368 	die "Error: Output file, $OutFileName, already exists.\nUse \-o --overwrite\ option or specify a different name using \"-r --root\" option.\n";
 369       }
 370     }
 371   }
 372 }
 373 
 374 # Setup properties to list...
 375 sub SetupSpecifiedProperties {
 376   # Make sure atomic appropriate properties/category names are specified...
 377   @SpecifiedProperies = ();
 378   if ($Options{properties} && ($Options{propertiesmode} =~ /^All$/i) ) {
 379     warn "Warning: Ignoring values specifed by \"-p --properties\" option: Not valid for All value of \"--propertiesmode\" option...\n";
 380   }
 381   if ($Options{propertiesmode} =~ /^All$/i) {
 382     if ($Options{propertieslisting} =~ /^Alphabetical$/i) {
 383       push @SpecifiedProperies, PeriodicTable::GetElementPropertiesNames('Alphabetical');
 384     }
 385     else {
 386       push @SpecifiedProperies, PeriodicTable::GetElementPropertiesNames();
 387     }
 388     push @SpecifiedProperies, 'NaturalIsotopeData';
 389   }
 390   else {
 391     if ($Options{properties}) {
 392       if ($Options{propertiesmode} =~ /^Categories$/i) {
 393 	# Check category name...
 394 	if ($Options{properties} !~ /^(Basic|BasicAndNaturalIsotope|NaturalIsotope)$/i) {
 395 	  die "Error: The value specified, $Options{properties}, for option \"-p --properties\" in conjunction with \"Categories\" value for option \"--propertiesmode\" is not valid. Allowed values: Basic, BasicAndNaturalIsotope, NaturalIsotope\n";
 396 	}
 397 	# Set propertynames...
 398 	push @SpecifiedProperies, GetPropertyNamesFromCategories($Options{properties});
 399       }
 400       else {
 401 	# Check property names..
 402 	my($Name, $PropertyName, @Names);
 403 	@Names = split /\,/, $Options{properties};
 404 	NAME: for $Name (@Names) {
 405 	  $PropertyName = RemoveLeadingAndTrailingWhiteSpaces($Name);
 406 	  if ($PropertyName =~ /^NaturalIsotopeData$/i) {
 407 	    push @SpecifiedProperies, $PropertyName;
 408 	    next NAME;
 409 	  }
 410 	  if (PeriodicTable::IsElementProperty($PropertyName)) {
 411 	    push @SpecifiedProperies, $PropertyName;
 412 	  }
 413 	  else {
 414 	    warn "Warning: Ignoring value, $Name, specifed by \"-p --properties\" option: Unknown property name...\n";
 415 	  }
 416 	}
 417 	if ($Options{propertieslisting} =~ /^Alphabetical$/i) {
 418 	  # AtomicNumber, ElementSymbol and ElementName are always listed first and
 419 	  # NaturalIsotopeData in the end...
 420 	  my($AtomicNumberPresent, $ElementSymbolPresent, $ElementNamePresent, $NaturalIsotopeDataPresent, @AlphabeticalProperties, %PropertiesMap);
 421 	  %PropertiesMap = ();
 422 	  @AlphabeticalProperties = ();
 423 	  $AtomicNumberPresent = 0; $ElementSymbolPresent = 0; $ElementNamePresent = 0; $NaturalIsotopeDataPresent = 0;
 424 	  NAME: for $Name (@SpecifiedProperies) {
 425 	    if ($Name =~ /^AtomicNumber$/i) {
 426 	      $AtomicNumberPresent = 1;
 427 	      next NAME;
 428 	    }
 429 	    if ($Name =~ /^ElementSymbol$/i) {
 430 	      $ElementSymbolPresent = 1;
 431 	      next NAME;
 432 	    }
 433 	    if ($Name =~ /^ElementName$/i) {
 434 	      $ElementNamePresent = 1;
 435 	      next NAME;
 436 	    }
 437 	    if ($Name =~ /^NaturalIsotopeData$/i) {
 438 	      $NaturalIsotopeDataPresent = 1;
 439 	      next NAME;
 440 	    }
 441 	    $PropertiesMap{$Name} = $Name;
 442 	  }
 443 	  # Setup the alphabetical list...
 444 	  if ($AtomicNumberPresent) {
 445 	    push @AlphabeticalProperties, 'AtomicNumber';
 446 	  }
 447 	  if ($ElementSymbolPresent) {
 448 	    push @AlphabeticalProperties, 'ElementSymbol';
 449 	  }
 450 	  if ($ElementNamePresent) {
 451 	    push @AlphabeticalProperties, 'ElementName';
 452 	  }
 453 	  for $Name (sort keys %PropertiesMap) {
 454 	    push @AlphabeticalProperties, $Name;
 455 	  }
 456 	  if ($NaturalIsotopeDataPresent) {
 457 	    push @AlphabeticalProperties, 'NaturalIsotopeData';
 458 	  }
 459 	  @SpecifiedProperies = ();
 460 	  push @SpecifiedProperies, @AlphabeticalProperties;
 461 	}
 462       }
 463     }
 464     else {
 465       # Set default value...
 466       push @SpecifiedProperies, GetPropertyNamesFromCategories('Basic');
 467     }
 468   }
 469 }
 470 
 471 # Setup script usage  and retrieve command line arguments specified using various options...
 472 sub SetupScriptUsage {
 473 
 474   # Retrieve all the options...
 475   %Options = ();
 476   $Options{mode} = "ElementID";
 477   $Options{outdelim} = "comma";
 478   $Options{output} = "STDOUT";
 479   $Options{outputstyle} = "ElementBlock";
 480   $Options{precision} = 4;
 481   $Options{propertiesmode} = "Categories";
 482   $Options{propertieslisting} = "ByGroup";
 483   $Options{quote} = "yes";
 484 
 485   if (!GetOptions(\%Options, "help|h", "mode|m=s", "outdelim=s", "output=s", "outputstyle=s", "overwrite|o", "precision=i", "properties|p=s", "propertieslisting=s", "propertiesmode=s", "quote|q=s", "root|r=s", "workingdir|w=s")) {
 486     die "\nTo get a list of valid options and their values, use \"$ScriptName -h\" or\n\"perl -S $ScriptName -h\" command and try again...\n";
 487   }
 488   if ($Options{workingdir}) {
 489     if (! -d $Options{workingdir}) {
 490       die "Error: The value specified, $Options{workingdir}, for option \"-w --workingdir\" is not a directory name.\n";
 491     }
 492     chdir $Options{workingdir} or die "Error: Couldn't chdir $Options{workingdir}: $! \n";
 493   }
 494   if ($Options{mode} !~ /^(ElementID|AmericanGroupLabel|EuropeanGroupLabel|GroupNumber|GroupName|PeriodNumber|All)$/i) {
 495     die "Error: The value specified, $Options{mode}, for option \"-m --mode\" is not valid. Allowed values: ElementID, AmericanGroupLabel, EuropeanGroupLabel, GroupNumber, GroupName, PeriodNumber, or All\n";
 496   }
 497   if ($Options{outdelim} !~ /^(comma|semicolon|tab)$/i) {
 498     die "Error: The value specified, $Options{outdelim}, for option \"--outdelim\" is not valid. Allowed values: comma, tab, or semicolon\n";
 499   }
 500   if ($Options{output} !~ /^(STDOUT|File)$/i) {
 501     die "Error: The value specified, $Options{output}, for option \"--output\" is not valid. Allowed values: STDOUT or File\n";
 502   }
 503   if ($Options{outputstyle} !~ /^(ElementBlock|ElementRows)$/i) {
 504     die "Error: The value specified, $Options{outputstyle}, for option \"--outputstyle\" is not valid. Allowed values: ElementBlock or ElementRows\n";
 505   }
 506   if (!IsPositiveInteger($Options{precision})) {
 507     die "Error: The value specified, $Options{precision}, for option \"-p --precision\" is not valid. Allowed values: > 0 \n";
 508   }
 509   if ($Options{propertiesmode} !~ /^(Categories|Names|All)$/i) {
 510     die "Error: The value specified, $Options{propertiesmode}, for option \"--propertiesmode\" is not valid. Allowed values: Categories, Names, or All\n";
 511   }
 512   if ($Options{propertieslisting} !~ /^(ByGroup|Alphabetical)$/i) {
 513     die "Error: The value specified, $Options{propertieslisting}, for option \"--propertieslisting\" is not valid. Allowed values: ByGroup, or Alphabetical\n";
 514   }
 515   if ($Options{quote} !~ /^(yes|no)$/i) {
 516     die "Error: The value specified, $Options{quote}, for option \"-q --quote\" is not valid. Allowed values: yes or no\n";
 517   }
 518 }
 519