eccodes/definitions/create_grib2_codetables.pl

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use strict;
# ------------------------------------------------------------------------
# Get the CodeFlag.txt file from WMO
# Convert it to TSV (tab-separated-values format):
# perl csv_2_tsv.pl CodeFlag.txt
# This will create the file CodeFlag.txt.tsv
# Create the directory corresponding to the new GRIB2 version:
# mkdir -p definitions/grib2/tables/xx
# cd to that directory:
# cd definitions/grib2/tables/xx
# Run this script on that TSV file:
# perl create_grib2_codetables.pl < /path/to/CodeFlag.txt.tsv
# This should create all the *.table files
# ------------------------------------------------------------------------
# The WMO CSV file should have the following columns
# Title_en
# SubTitle_en
# CodeFlag
# Value
# MeaningParameterDescription_en
# Note_en
# noteIDs
# UnitComments_en
# Status
my $EXPECTED_COLUMN_COUNT = 9; # As of v29; May 2022
my $recnum = 0;
my $codetable;
my $discipline;
my $category;
my $filename;
while (<>) {
++$recnum;
if ($recnum == 1) {
my @columns = split(/\t/);
my $column_count = @columns;
if ($column_count != $EXPECTED_COLUMN_COUNT) {
die "Error: Incorrect column count on first row. Expected $EXPECTED_COLUMN_COUNT but found $column_count!\n";
}
next;
}
s/Hovmöller/Hovmoller/;
s/Carrée/Carree/;
s/μm/um/;
s/°C/degree C/;
s/f\(n\) = C2 × f\(n-1\)/f(n) = C2 * f(n-1)/;
s/\(see separate doc or pdf file\)/see separate doc or pdf file/;
my ($title, $subtitle, $codeFlag, $value, $meaning, $note, $noteID, $unit, $status) = split(/\t/);
if ($title =~ /Code table ([0-9.]+)/) {
$codetable = $1;
if ($subtitle =~ /Product [Dd]iscipline (\d+).*parameter category (\d+)/) {
$discipline = $1;
$category = $2;
$filename = "$codetable.$discipline.$category.table";
WriteFile($filename, $subtitle, $codeFlag, $meaning, $unit);
}
elsif ($subtitle =~ /Product discipline (\d+)/) {
$discipline = $1;
$filename = "$codetable.$discipline.table";
WriteFile($filename, $subtitle, $codeFlag, $meaning, $unit);
}
elsif ($subtitle eq "") {
$filename = "$codetable.table";
WriteFile($filename, $title, $codeFlag, $meaning, $unit);
}
} elsif ($title =~ /Flag table ([0-9.]+)/) {
$codetable = $1;
$filename = "$codetable.table";
WriteFlagTable($filename, $title, $codeFlag, $value, $meaning, $unit);
}
#exit if ($recnum >800);
}
###################################################################################################
sub WriteFile {
my($filename, $title, $codeFlag, $meaning, $unit) = @_;
if (!-e $filename) {
print "Creating $filename\n";
open (MYFILE, ">>$filename");
#print MYFILE "# Automatically generated by ./create_tables.pl from database fm92_grib2\@wrep-db-misc-prod, do not edit\n";
print MYFILE "# $title\n";
}
my $unit_text = ($unit eq "" ? "" : "($unit)");
$unit_text =~ s/\(\(Code /(Code /;
$unit_text =~ s/\)\)/)/;
if ($codeFlag =~ /\-/) {
print MYFILE "# $codeFlag $meaning $unit_text\n";
} else {
my $codeFlag1 = $codeFlag; # A number
my $codeFlag2 = $codeFlag; # A number or string abbreviation
if ($filename eq "1.4.table") {
# Special case. Do not just put 2nd code, translate it to shortName for 'mars type'
$codeFlag2 = TranslateCodes_Table_1_4($codeFlag);
}
elsif ($filename eq "4.4.table") {
$codeFlag2 = TranslateCodes_Table_4_4($codeFlag);
}
elsif ($filename eq "4.5.table") {
$codeFlag2 = TranslateCodes_Table_4_5($codeFlag);
}
elsif ($filename eq "4.241.table") {
$codeFlag2 = TranslateCodes_Table_4_241($codeFlag);
}
elsif ($filename eq "4.242.table") {
$codeFlag2 = TranslateCodes_Table_4_242($codeFlag);
}
elsif ($filename eq "4.252.table") {
$codeFlag2 = TranslateCodes_Table_4_252($codeFlag);
}
elsif ($filename eq "3.15.table") {
$codeFlag2 = TranslateCodes_Table_3_15($codeFlag);
}
elsif ($filename eq "4.10.table") {
$codeFlag2 = TranslateCodes_Table_4_10($codeFlag);
}
print MYFILE "$codeFlag1 $codeFlag2 $meaning $unit_text\n";
}
}
###################################################################################################
sub WriteFlagTable{
my($filename, $title, $codeFlag, $value, $meaning, $unit) = @_;
if (!-e $filename) {
print "Creating $filename\n";
open (MYFILE, ">>$filename");
#print MYFILE "# Automatically generated by ./create_tables.pl from database fm92_grib2\@wrep-db-misc-prod, do not edit\n";
print MYFILE "# $title\n";
}
my $unit_text = ($unit eq "" ? "" : "($unit)");
if ($codeFlag =~ /\-/) {
print MYFILE "# $codeFlag $meaning $unit_text\n";
} else {
print MYFILE "$codeFlag $value $meaning $unit_text\n";
}
}
###################################################################################################
sub TranslateCodes_Table_4_10 {
my ($code) = @_;
return "avg" if ($code == 0);
return "accum" if ($code == 1);
return "max" if ($code == 2);
return "min" if ($code == 3);
return "diff" if ($code == 4);
return "rms" if ($code == 5);
return "sd" if ($code == 6);
return "cov" if ($code == 7);
return "ratio" if ($code == 9);
return "missing" if ($code == 255);
return $code;
}
sub TranslateCodes_Table_3_15 {
my ($code) = @_;
return "pt" if ($code == 107);
return "pv" if ($code == 109);
return $code;
}
sub TranslateCodes_Table_1_4 {
my ($code) = @_;
return "an" if ($code eq "0");
return "fc" if ($code eq "1");
return "af" if ($code eq "2");
return "cf" if ($code eq "3");
return "pf" if ($code eq "4");
return "cp" if ($code eq "5");
return "sa" if ($code eq "6");
return "ra" if ($code eq "7");
return "ep" if ($code eq "8");
return "missing" if ($code eq "255");
return $code;
}
sub TranslateCodes_Table_4_4 {
my ($code) = @_;
return "m" if ($code eq "0");
return "h" if ($code eq "1");
return "D" if ($code eq "2");
return "M" if ($code eq "3");
return "Y" if ($code eq "4");
return "10Y" if ($code eq "5");
return "30Y" if ($code eq "6");
return "C" if ($code eq "7");
return "3h" if ($code eq "10");
return "6h" if ($code eq "11");
return "12h" if ($code eq "12");
return "s" if ($code eq "13");
return $code;
}
sub TranslateCodes_Table_4_5 {
my ($code) = @_;
2021-04-28 15:22:28 +00:00
return "sfc" if ($code eq "1" || $code eq "7" ||
$code eq "8" || $code eq "17" || $code eq "18" ||
$code eq "101" || $code eq "103" || $code eq "106" ||
$code eq "162" || $code eq "166" || $code eq "174" ||
$code eq "177");
return "pl" if ($code eq "100");
return "ml" if ($code eq "105");
return "pt" if ($code eq "107");
return "pv" if ($code eq "109");
return "hhl" if ($code eq "118");
return "hpl" if ($code eq "119");
return "sol" if ($code eq "151");
return "sol" if ($code eq "114");
return "sol" if ($code eq "152");
return $code;
}
sub TranslateCodes_Table_4_241 {
my ($code) = @_;
return "UNDEF" if ($code eq "0");
return "UNMOD" if ($code eq "1");
return "SNOW" if ($code eq "2");
return "FLOOD" if ($code eq "3");
return "ICE" if ($code eq "4");
return "ITCW" if ($code eq "5");
return "ITCS" if ($code eq "6");
return "AGG" if ($code eq "7");
return $code;
}
sub TranslateCodes_Table_4_242 {
my ($code) = @_;
return "GCV2009" if ($code eq "1");
return "GLC2000" if ($code eq "2");
return "ECOCLIMAP" if ($code eq "3");
return "ECOCLIMAP-SG" if ($code eq "4");
return "GLCCv2BATS" if ($code eq "5");
return $code;
}
sub TranslateCodes_Table_4_252 {
my ($code) = @_;
return "SEOC" if ($code eq "1");
return "INWB" if ($code eq "2");
return "BARE" if ($code eq "3");
return "HIV" if ($code eq "4");
return "LOV" if ($code eq "5");
return "URBAN" if ($code eq "6");
return "SEAO" if ($code eq "1001");
return "LAKE" if ($code eq "1002");
return "RIVE" if ($code eq "1003");
return "NO" if ($code eq "1004");
return "ROCK" if ($code eq "1005");
return "SNOW" if ($code eq "1006");
return "BOBD" if ($code eq "1007");
return "TEBD" if ($code eq "1008");
return "TRBD" if ($code eq "1009");
return "TEBE" if ($code eq "1010");
return "TRBE" if ($code eq "1011");
return "BONE" if ($code eq "1012");
return "TENE" if ($code eq "1013");
return "BOND" if ($code eq "1014");
return "SHRB" if ($code eq "1015");
return "BOGR" if ($code eq "1016");
return "GRAS" if ($code eq "1017");
return "TROG" if ($code eq "1018");
return "C3W" if ($code eq "1019");
return "C3S" if ($code eq "1020");
return "C4" if ($code eq "1021");
return "FLTR" if ($code eq "1022");
return "FLGR" if ($code eq "1023");
return "LCZ1" if ($code eq "1024");
return "LCZ2" if ($code eq "1025");
return "LCZ3" if ($code eq "1026");
return "LCZ4" if ($code eq "1027");
return "LCZ5" if ($code eq "1028");
return "LCZ6" if ($code eq "1029");
return "LCZ7" if ($code eq "1030");
return "LCZ8" if ($code eq "1031");
return "LCZ9" if ($code eq "1032");
return "LCZ10" if ($code eq "1033");
return "TEBDU" if ($code eq "1034");
return "TRBDU" if ($code eq "1035");
return "TEBEU" if ($code eq "1036");
return "TRBEU" if ($code eq "1037");
return "BONEU" if ($code eq "1038");
return "TENEU" if ($code eq "1039");
return "BONDU" if ($code eq "1040");
return "GNATU" if ($code eq "1501");
return "GNOFO" if ($code eq "1502");
return "GFORE" if ($code eq "1503");
return "GNOVE" if ($code eq "1504");
return "GTREE" if ($code eq "1505");
return "GLVEG" if ($code eq "1506");
return "GNFLV" if ($code eq "1507");
return "GCROP" if ($code eq "1508");
return "GGRAS" if ($code eq "1509");
return "GBARO" if ($code eq "1510");
return "GC3CR" if ($code eq "1511");
return "GBFOR" if ($code eq "1512");
return "GNFOR" if ($code eq "1513");
return "GDBFO" if ($code eq "1514");
return "GTGRA" if ($code eq "1515");
return "GNFNF" if ($code eq "1516");
return "GBFFT" if ($code eq "1517");
return "GBTRE" if ($code eq "1518");
return "GCGRA" if ($code eq "1519");
return "GBDTR" if ($code eq "1520");
return "GBETR" if ($code eq "1521");
return "GNETR" if ($code eq "1522");
return "GLCZU" if ($code eq "1523");
return "GIWAT" if ($code eq "1524");
return "GPTEBD" if ($code eq "1525");
return "GPTRBD" if ($code eq "1526");
return "GPTEBE" if ($code eq "1527");
return "GPTRBE" if ($code eq "1528");
return "GPBONE" if ($code eq "1529");
return "GPTENE" if ($code eq "1530");
return "GPBOND" if ($code eq "1531");
return "CRMF" if ($code eq "2001");
return "SHGR" if ($code eq "2002");
return "EVNE" if ($code eq "2003");
return "DENE" if ($code eq "2004");
return "DEBR" if ($code eq "2005");
return "EVBR" if ($code eq "2006");
return "TAGR" if ($code eq "2007");
return "DESE" if ($code eq "2008");
return "TUND" if ($code eq "2009");
return "IRCR" if ($code eq "2010");
return "SEDE" if ($code eq "2011");
return "ICGL" if ($code eq "2012");
return "BOMA" if ($code eq "2013");
return "INWA" if ($code eq "2014");
return "OCEA" if ($code eq "2015");
return "EVSH" if ($code eq "2016");
return "DESH" if ($code eq "2017");
return "MFWO" if ($code eq "2018");
return "INFO" if ($code eq "2019");
return "WLMI" if ($code eq "2020");
return "BASO" if ($code eq "2021");
return "URBA" if ($code eq "2022");
return "LORI" if ($code eq "2023");
return "HIRI" if ($code eq "2024");
return "GLVE" if ($code eq "2501");
return "GHVE" if ($code eq "2502");
return "PFIC" if ($code eq "3001");
return "RACR" if ($code eq "3002");
return "MCVE" if ($code eq "3003");
return "MVCR" if ($code eq "3004");
return "COBS" if ($code eq "3005");
return "CLBD" if ($code eq "3006");
return "OPBD" if ($code eq "3007");
return "CLNE" if ($code eq "3008");
return "ONDE" if ($code eq "3009");
return "COBN" if ($code eq "3010");
return "MFSG" if ($code eq "3011");
return "MGFS" if ($code eq "3012");
return "COSH" if ($code eq "3013");
return "COHV" if ($code eq "3014");
return "SPVE" if ($code eq "3015");
return "COBFF" if ($code eq "3016");
return "CLBFF" if ($code eq "3017");
return "COVEF" if ($code eq "3018");
return "ASAA" if ($code eq "3019");
return "BAAR" if ($code eq "3020");
return "WABO" if ($code eq "3021");
return "PESI" if ($code eq "3022");
return "GRDT" if ($code eq "3501");
return "TBECO" if ($code eq "4001");
return "TBDC" if ($code eq "4002");
return "TBDO" if ($code eq "4003");
return "TNECO" if ($code eq "4004");
return "TNDCO" if ($code eq "4005");
return "TMLCO" if ($code eq "4006");
return "TCOFF" if ($code eq "4007");
return "TCOFS" if ($code eq "4008");
return "MTVG" if ($code eq "4009");
return "TBURN" if ($code eq "4010");
return "SCOE" if ($code eq "4011");
return "SCOD" if ($code eq "4012");
return "HCCO" if ($code eq "4013");
return "SHSC" if ($code eq "4014");
return "FSHCO" if ($code eq "4015");
return "CROP" if ($code eq "4016");
return "MCTNV" if ($code eq "4017");
return "MCSH" if ($code eq "4018");
return "BAARE" if ($code eq "4019");
return "WBNA" if ($code eq "4020");
return "SINA" if ($code eq "4021");
return "URAR" if ($code eq "4022");
return $code;
}