--- trunk/all2xml.pl	2003/01/11 19:55:30	9
+++ trunk/all2xml.pl	2003/02/23 07:08:54	29
@@ -6,16 +6,20 @@
 use Data::Dumper;
 use XML::Simple;
 use Text::Unaccent 1.02;	# 1.01 won't compile on my platform,
-require Unicode::Map8;
-use DBI;
+use Text::Iconv;
+use Config::IniFiles;
 
-my $config=XMLin(undef, forcearray => [ 'isis' ], forcecontent => 1);
-my $dbh = DBI->connect("DBI:Pg:dbname=webpac","","") || die $DBI::errstr; # FIX
-# FIX; select relname from pg_class where relname like 'index_%' ;
-$dbh->begin_work || die $dbh->errstr();
+$|=1;
 
-$dbh->do("delete from index_author") || die $dbh->errstr();
-$dbh->do("delete from index_title") || die $dbh->errstr();
+my $config_file = $0;
+$config_file =~ s/\.pl$/.conf/;
+die "FATAL: can't find configuration file '$config_file'" if (! -e $config_file);
+
+my $config;
+
+use index_DBI;	# there is no other, right now ;-)
+
+my $index = new index_DBI();	# open index
 
 my %opts;
 
@@ -27,155 +31,206 @@
 
 getopts('d:m:qs', \%opts);
 
-my $db_dir = $opts{d} || "ps";	# FIX
+my $db_dir;
 
 #die "usage: $0 -d [database_dir] -m [database1,database2] " if (! %opts);
 
 #print Dumper($config->{indexer});
 #print "-" x 70,"\n";
 
-# how to convert isis code page to UTF8?
-my $isis_map = Unicode::Map8->new($config->{isis_codepage}) || die;
+Text::Iconv->raise_error(1);     # Conversion errors raise exceptions
+
+my $isis_codepage;
+my $index_codepage;
+my $cludge_codepage = Text::Iconv->new('UTF8','ISO8859-1');
+my $xml_codepage;
+
+my $XML_CHARSET = 'UTF8';
+
 
 sub isis2xml {
 
+	use xmlify;
+
 	my $row = shift @_;
+	my $add_xml = shift @_;
 
 	my $xml;
-	$xml->{db_dir} = [ $db_dir ];	# FIX remove?
 
-	sub isis_sf {
-		my $row = shift @_;
-		my $isis_id = shift @_;
-		my $subfield = shift @_;
-		if ($row->{$isis_id}->[0]) {
-			my $sf = OpenIsis::subfields($row->{$isis_id}->[0]);
-			if (! defined $subfield || length($subfield) == 0) {
-				# subfield list undef, empty or no defined subfields for this record
-				my $all_sf = $row->{$isis_id}->[0];
-				$all_sf =~ s/\^./ /g;	nuke definirions
-				return $all_sf;
-			} elsif ($sf->{$subfield}) {
-				return $sf->{$subfield};
-			}
-		}
-	}
+	use parse_format;
+
+	my $html = "";		# html formatted display output
+
+	my %field_usage;	# counter for usage of each field
+
 
 	foreach my $field (keys %{$config->{indexer}}) {
 
-		my $display_data = "";
+		$field_usage{$field}++;
+
 		my $swish_data = "";
-		my $index_data = "";
+		my $display_data = "";
+		my $line_delimiter = "";
 
 		foreach my $x (@{$config->{indexer}->{$field}->{isis}}) {
 
-			my $display_tmp = "";
-			my $swish_tmp = "";
-			my $index_tmp = "";
-
 			my $format = $x->{content};
-			my $s = 1;	# swish only
-			my $d = 1;	# display only
-			my $i = 0;	# index only
+			my $delimiter = $x->{delimiter} || ' ';
+
+			# FIX: this is ugly, UGLY, cludge string is returned
+			# in UTF8 encoding , but as if source charset
+			# is ISO8859-1 and not some other. This break other
+			# character encodings, so we convert it first
+			# back to ISO8859-1
+			$format = $xml_codepage->convert($format);
+			$delimiter = $xml_codepage->convert($delimiter) if ($delimiter);
+
+			my $isis_i = 0;		# isis repeatable offset
+
+			my ($s,$d,$i) = (1,1,0);	# swish, display default
 			$s = 0 if (lc($x->{type}) eq "display");
 			$d = 0 if (lc($x->{type}) eq "swish");
 			($s,$d,$i) = (0,0,1) if (lc($x->{type}) eq "index");
 #print STDERR "## s: $s d: $d i: $i ## $format ##\n";	
-			# parse format
-			my $prefix = "";
-			if ($format =~ s/^([^\d]+)//) {
-				$prefix = $1;
-			}
-			while ($format) {
-				if ($format =~ s/^(\d\d\d)(\w?)//) {
-					my $isis_tmp = isis_sf($row,$1,$2);
-					if ($isis_tmp) {
-#						$display_tmp .= $prefix . "/$1/$2/".$isis_tmp if ($d);
-						$display_tmp .= $prefix . $isis_tmp if ($d);
-						$swish_tmp .= $isis_tmp." " if ($s);
-						$index_tmp .= $prefix . $isis_tmp if ($i);
-#print STDERR " $isis_tmp <--\n";
+
+			$display_data .= $line_delimiter if ($display_data && $display_data !~ /$line_delimiter$/);
+
+			my ($swish,$display) = (1,1);
+
+			while ($swish || $display) {
+				($swish,$display) = parse_format($format,$row,$isis_i++);
+#print STDERR "s: $swish\nd: $display\n" if ($swish);
+
+#print STDERR "swish: $swish<-- display: $display<--\n";
+
+				# filter="name" ; filter this field through
+				# filter/[name].pm
+				my $filter = $x->{filter};
+				if ($filter) {
+					require "filter/".$filter.".pm";
+				}
+				# type="swish" ; field for swish
+				if ($s && $swish) {
+					if ($filter) {
+print STDERR "using filter '$filter'\n";
+						no strict 'refs';
+						$swish_data .= join(" ",&$filter($swish));
+					} else {
+						$swish_data .= $swish;
 					}
-					$prefix = "";
-				} elsif ($format =~ s/^([^\d]+)//) {
-					$prefix = $1;
-				} else {
-					print STDERR "WARNING: unparsed format '$format'\n";
-					last;
-				};
-			}
-			# add suffix
-			$display_tmp .= $prefix if ($display_tmp);
-			$index_tmp .= $prefix if ($index_tmp);
-
-#			$display_data .= $display_tmp if ($display_tmp ne "");
-#			$swish_data .= $swish_tmp if ($swish_tmp ne "");
-			$display_data .= $display_tmp;
-			$swish_data .= $swish_tmp;
-			$index_data .= $index_tmp;
+				}
 
-		}
-#print "--display:$display_data\n--swish:$swish_data\n";
-		#$xml->{$field."_display"} = $isis_map->tou($display_data)->utf8 if ($display_data);
-		#$xml->{$field."_swish"} = unac_string($config->{isis_codepage},$swish_data) if ($swish_data);
-		$xml->{$field."_display" } = [ $isis_map->tou($display_data)->utf8 ] if ($display_data);
-		$xml->{$field."_swish"} = [ unac_string($config->{isis_codepage},$swish_data) ] if ($swish_data);
-
-		# index
-		if ($index_data && $index_data ne "") {
-			my $sql = "select $field from index_$field where upper($field)=upper(?)";
-			my $sth = $dbh->prepare($sql) || die $dbh->errstr();
-			$sth->execute($index_data) || die "SQL: $sql; ".$dbh->errstr();
-#print STDERR "--->$index_data<---\n";
-			if (! $sth->fetchrow_hashref) {
-				my $sql = "insert into index_$field values (?)";
-				my $sth = $dbh->prepare($sql) || die $dbh->errstr();
-#print STDERR "$sql: $index_data<!----\n";
-				$sth->execute($index_data) || die "SQL: $sql; ".$dbh->errstr();
+				# type="display" ; field for display
+				if ($d && $display) {
+					if ($filter) {
+						no strict 'refs';
+						$display_data .= join($delimiter,&$filter($display));
+					} else {
+						if ($display_data) {
+							$display_data .= $delimiter.$display;
+						} else {
+							$display_data .= $display;
+						}
+					}
+				}
+						
+				# type="index" ; insert into index
+				if ($i && $display) {
+					my $index_data = $index_codepage->convert($display) || $display;
+					if ($filter) {
+						no strict 'refs';
+						foreach my $d (&$filter($index_data)) {
+							$index->insert($field, $d, $db_dir);
+						}
+					} else {
+						$index->insert($field, $index_data, $db_dir);
+					}
+				}
+			}
+			if ($x->{append}) {
+				$line_delimiter = ' ';
+			} else {
+				$line_delimiter = '<br/>';
 			}
 		}
 
-	}
-	if ($xml) {
-		return XMLout($xml, rootname => 'xml', keeproot => 0, noattr => 0 );
-	} else {
-		return;
-	}
-}
 
-##########################################################################
-
-my $last_tell=0;
+#print STDERR "s_d: $swish_data\nd_d: $display_data\n" if ($swish_data);
+		if ($display_data) {
 
-my @isis_dirs = ( '.' );	# use dirname as database name
+			# remove last <br>
+			$display_data =~ s/$line_delimiter$//;
 
-if ($opts{m}) {
-	@isis_dirs = split(/,/,$opts{m});
-}
+			$display_data = $isis_codepage->convert($display_data) || die "Can't convert '$display_data' !";
+			# FIX: this is removed and replaced by html tag.
+			#$xml .= xmlify($field."_display", $display_data);
+
+			if ($field eq "headline") {
+				$xml .= xmlify("headline", $display_data);
+			} else {
+
+				# find field name (signular, plural)
+				my $field_name = "";
+				if ($config->{indexer}->{$field}->{name_singular} && $field_usage{$field} == 1) {
+					$field_name = $config->{indexer}->{$field}->{name_singular}."#-#";
+				} elsif ($config->{indexer}->{$field}->{name_plural}) {
+					$field_name = $config->{indexer}->{$field}->{name_plural}."#-#";
+				} elsif ($config->{indexer}->{$field}->{name}) {
+					$field_name = $config->{indexer}->{$field}->{name}."#-#";
+				} else {
+					print STDERR "WARNING: field '$field' doesn't have 'name' attribute!";
+				}
+				if ($field_name) {
+					$html .= $xml_codepage->convert($field_name);
+#					$html .= "-->".$field_name."<--";
+				}
+				$html .= $display_data."###\n";
+			}
+		}
+		if ($swish_data) {
+			my $i = Text::Iconv->new($config->{isis_codepage},'ISO8859-2');
+			# remove extra spaces
+			$swish_data =~ s/ +/ /g;
+			$swish_data =~ s/ +$//g;
+
+			$swish_data = $i->convert($swish_data);
+			$xml .= xmlify($field."_swish",unac_string('ISO8859-2',$swish_data));
+			#$swish_data = $isis_codepage->convert($swish_data)."##" || $swish_data;
+			#$xml .= xmlify($field."_swish",unac_string($config->{isis_codepage},$swish_data));
+		}
 
-my @isis_dbs;
 
-foreach (@isis_dirs) {
-	if (-e $config->{isis_data}."/$db_dir/$_/LIBRI") {
-		push @isis_dbs,$config->{isis_data}."/$db_dir/$_/LIBRI/LIBRI";
-	}
-	if (-e $config->{isis_data}."/$db_dir/$_/PERI") {
-		push @isis_dbs,$config->{isis_data}."/$db_dir/$_/PERI/PERI";
 	}
-	if (-e $config->{isis_data}."/$db_dir/$_/AMS") {
-		push @isis_dbs,$config->{isis_data}."/$db_dir/$_/AMS/AMS";
+
+	# dump formatted output in <html>
+	if ($html) {
+		$xml .= xmlify("html",$html);
 	}
-	if (-e $config->{isis_data}."/$db_dir/$_/ARTI") {
-#		push @isis_dbs,$config->{isis_data}."/$db_dir/$_/ARTI/ARTI";
+	
+	if ($xml) {
+#print STDERR "x: $xml\n";
+		$xml .= $add_xml if ($add_xml);
+		return "<xml>\n$xml</xml>\n";
+	} else {
+		return;
 	}
 }
 
-print STDERR "FATAL: Can't find isis database.\nPerhaps isis_data (".$config->{isis_data}.") has wrong value?\n" if (! @isis_dbs);
+##########################################################################
 
-my $db;
+my $cfg = new Config::IniFiles( -file => $config_file );
 
-foreach my $isis_db (@isis_dbs) {
+foreach my $database ($cfg->Sections) {
 
+	my $isis_db = $cfg -> val($database, 'isis_db');
+	my $type = $cfg -> val($database, 'type');
+	my $add_xml = $cfg -> val($database, 'xml');
+
+	# read configuration for this type
+	$config=XMLin("./import_xml/$type.xml", forcearray => [ 'isis' ], forcecontent => 1);
+	$isis_codepage = Text::Iconv->new($config->{isis_codepage},$XML_CHARSET);
+	$index_codepage = Text::Iconv->new($config->{isis_codepage},$config->{index_codepage});
+	$xml_codepage = Text::Iconv->new($cfg->val($database,'xml_codepage'),$XML_CHARSET);
 
 	my $db = OpenIsis::open( $isis_db );
 	if (0) {
@@ -189,14 +244,16 @@
 
 	print STDERR "Reading database: $isis_db [$max_rowid rows]\n";
 
+	my $path = $database;			# was $isis_db
+
 	my $last_p = 0;
 
-#	{ my $row_id = 1;
+#	{ my $row_id = 4514;
 # FIX
 	for (my $row_id = 1; $row_id <= $max_rowid; $row_id++ ) {
 		my $row = OpenIsis::read( $db, $row_id );
 		if ($row && $row->{mfn}) {
-
+#print STDERR "mfn: ",$row->{mfn},"\n";
 			# output current process indicator
 			my $p = int($row->{mfn} * 100 / $max_rowid);
 			if ($p != $last_p) {
@@ -204,20 +261,19 @@
 				$last_p = $p;
 			}
 
-			if (my $xml = isis2xml($row)) {
-				my $path = $isis_db;
-				$path =~ s#$config->{isis_data}/*##g;
-				my $out = "Path-Name: $path#".$row->{mfn}."\n";
-				$out .= "Content-Length: ".(length($xml)+1)."\n";
-				$out .= "Document-Type: XML\n\n$xml\n";
-				print $out;
+			if (my $xml = isis2xml($row,$add_xml)) {
+#print STDERR "--ret-->$xml\n";
+				print "Path-Name: $path#".int($row->{mfn})."\n";
+				print "Content-Length: ".(length($xml)+1)."\n";
+				print "Document-Type: XML\n\n$xml\n";
 			}
 		}
 	}
 	print STDERR "\n";
 }
 
-$dbh->commit || die $dbh->errstr();
+# call this to commit index
+$index->close;
 
 1;
 __END__