mirror of https://github.com/tLDP/LDP
497 lines
11 KiB
Perl
497 lines
11 KiB
Perl
#!/usr/bin/perl
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#
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# DESC: Script for creating an OMF (OpenSource Metadata Framework) file
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# from DocBook SGML.
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#
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# USAGE: db2omf {-o <output_file>} <docbook_file>
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#
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# Greg Ferguson <gferg@sgi.com>
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#
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# See Changelog for the revision history.
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$VERSION = '0.6-pre';
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# output stream flush
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#
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$| = 1;
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use Text::Wrap qw($columns &wrap);
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$columns = 70;
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$_vrs = $VERSION;
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$_res_template = '';
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$_creator_template = '';
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my($in_f, $out_f) = '';
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# read in cmd-line arguments
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#
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while(1) {
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if($ARGV[0] eq "-o") {
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shift(@ARGV);
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$out_f = $ARGV[0];
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shift(@ARGV);
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} elsif($ARGV[0] eq "-h") {
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&usage();
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} else {
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$in_f = $ARGV[0];
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shift(@ARGV);
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}
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if($ARGV[0] eq '') {
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last;
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}
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}
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if( $in_f eq '' ) {
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print "db2omf: ERROR <docbook_file> not specified.\n\n";
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&usage();
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} elsif( !(-r $in_f) ) {
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print "db2omf: ERROR cannot read $f ($!)\n\n";
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&usage();
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}
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if( $out_f eq '' ) {
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$in_f =~ /([^\/]+)\./i;
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$out_f = $1 . ".omf";
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}
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# get today's date; timestamp the template entries
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#
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my(@t_comps) = localtime(time());
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$i = (($t_comps[5])+0) + 1900;
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my($y) = "$i";
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$i = (($t_comps[4])+0) + 1;
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my($m) = "$i";
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my($d) = $t_comps[3];
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$_today = "${y}" . (length($m) == 1 ? '0' : '') . "${m}" .
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(length($d) == 1 ? '0' : '') . "${d}";
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# read in the OMF resource template
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#
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while(<DATA>){
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$_res_template .= $_;
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}
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close(DATA);
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$_creator_template =" <creator created=\"%%DATE\">\n" .
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" <person created=\"%%DATE\">\n" .
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" <firstName created=\"%%DATE\">\n" .
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" %%FIRSTNAME\n" .
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" </firstName>\n" .
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" <lastName created=\"%%DATE\">\n" .
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" %%LASTNAME\n" .
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" </lastName>\n" .
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" <email created=\"%%DATE\">\n" .
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" %%EMAIL\n" .
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" </email>\n" .
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" </person>\n" .
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" </creator>";
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$_creator_template =~ s/%%DATE/$_today/g;
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$_res_template =~ s/%%DATE/$_today/g;
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&proc_file($in_f);
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$_res_template =~ s/%%CREATOR/$_creator_template/;
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$_res_template =~ s/%%SGML/$in_f/;
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# write out the OMF file
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#
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open(OMF, "> $out_f") || die "db2omf: cannot write to $out_f ($!)\n";
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print OMF $_res_template, "\n";
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close(OMF);
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print "db2omf: created $out_f from $in_f\n";
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exit(0);
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#
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#
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#
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sub proc_file {
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my($f) = @_;
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my($buf,$vers,$auth,$tmp,$y,$m,$d,$s) = '';
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my($i, $notfound) = 0;
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# read in file (book/article info area only)
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#
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open(DBF, "$f") || die "db2omf: cannot open $f ($!)\n";
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while(<DBF>) {
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if($notfound == 0) {
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if( $_ =~ /<article/i || $_ =~ /<book/i ) {
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$notfound = 1;
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} else {
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next;
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}
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}
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if($_ =~ /^</ && !($_ =~ />\n$/)) {
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chop;
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}
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if($_ =~ /<\/artheader/i || /<\/articleinfo/i || $_ =~ /<\/bookinfo/i) {
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$buf .= $_;
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last;
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}
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if($_ ne '') {
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$buf .= $_;
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}
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}
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close(DBF);
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$buf =~ s/\r//g;
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# grab title; clean it up
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#
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($s) = ($buf =~ m#<title>\s*(.*?)\s*</title>#is);
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$s =~ s/\n//g;
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$s =~ s/<subtitle>\s*(.*?)\s*<\/subtitle>//gi;
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$s =~ s/<[^>]*>//gs;
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$s =~ s/[\s\.\ ]+$//g;
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$s =~ s/^[\s\.\ ]+//g;
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$s =~ s/_/_/g;
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$_res_template =~ s/%%TITLE/$s/;
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# document type; based on title (or filename...)
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#
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if( $s =~ /how[\ ]*to/i || $f =~ /how[\ ]*to/i ) {
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$_res_template =~ s/%%TYPE/HOWTO/;
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} elsif( $s =~ /guide/i ) {
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$_res_template =~ s/%%TYPE/guide/;
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} else {
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$_res_template =~ s/%%TYPE//;
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}
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# keywords; based on title
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#
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$s = lc($s);
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$s =~ s/[\-\;\,\:\(\)\+\/\\]+/\ /g;
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my($wrd) = '';
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my(@wrds) = ('to', 'the', 'and', 'is', 'a',
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'of', 'for', 'from', 'but', 'brief', 'at', 'how',
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'with', 'on', 'off', 'via', 'list', 'la', 'le', 'mini');
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foreach $wrd (@wrds) {
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$s =~ s/[\ ]+$wrd[\ ]+/\ /g;
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}
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$s =~ s/cd\ rom/cd-rom/g;
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$s =~ s/i\ o/i\/o/g;
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@wrds = split(/\ /, $s);
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%seen = ();
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@wrds = grep(!$seen{$_}++, @wrds);
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$s = '';
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foreach (sort(@wrds)) {
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$s .= " <keywords created=\"${_today}\">" . $_ . "</keywords>\n";
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}
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$_res_template =~ s/%%KEYWORDS/$s/g;
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# grab author/email
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# XXX TODO: only grabbing one author...
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#
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($auth) = ($buf =~ m#<author>\s*(.*?)\s*</author>#is);
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($s) = ($auth =~ m#<firstname>\s*(.*?)\s*</firstname>#is);
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$_creator_template =~ s/%%FIRSTNAME/$s/;
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($s) = ($auth =~ m#<surname>\s*(.*?)\s*</surname>#is);
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$_creator_template =~ s/%%LASTNAME/$s/;
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($s) = ($auth =~ m#<email>\s*(.*?)\s*</email>#is);
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$_creator_template =~ s/%%EMAIL/$s/;
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# grab description/abstract; clean it up
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#
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($s) = ($buf =~ m#<abstract>\s*(.*?)\s*</abstract>#is);
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$s =~ s/<indexterm>\s*(.*?)\s*<\/indexterm>//gim;
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$s =~ s/<[^>]*>//gs;
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$s =~ s/\n/\ /g;
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$s =~ s/[\ ]{2,}/\ /g;
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$tmp = wrap(' ', ' ', $s);
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$_res_template =~ s/%%DESC/$tmp/;
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# grab rev/date; take the last entry
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# XXX TODO: sometimes <revhistory> resides outside the meta area...
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#
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$vers = '';
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$tmp = '';
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($tmp) = ($buf =~ m#<pubdate[^>]*>\s*(.*?)\s*</pubdate>#is);
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if( $tmp eq '' || $buf =~ /<revhistory>/i ) {
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# grab rev/date; take the first entry, or should it be the last?!
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#
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if( $buf =~ m#<revnumber>\s*(.*?)\s*</revnumber>#gis ) {
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$vers = $1;
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}
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if( $buf =~ m#<date>\s*(.*?)\s*</date>#gis ) {
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$tmp = $1;
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} elsif( $buf =~ m#<releaseinfo>\s*(.*?)\s*</releaseinfo>#gis ) {
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$tmp = $1;
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}
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}
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if( $vers eq '' && $tmp ne '' ) {
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# pull the version out of the <{pub}date> specification
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#
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if( $tmp =~ /[Rr]+evision:[\ ]+([\w\.\-]+)[,\ ]+/ ) {
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$vers = $1;
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} elsif( $tmp =~ /[Vv]+ersion[\ ]+([\w\.\-]+)[,\ ]+/ ) {
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$vers = $1;
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} elsif( $tmp =~ /[Vv]+([\w\.\-]+)[,\ ]+/ ) {
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$vers = $1;
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} elsif( $tmp =~ /[Vv\.\,]+\ ([\w\.\-]+)[,\ ]+/ ) {
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$vers = $1;
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} elsif( $tmp =~ /[Vv]+er[\.\ ]+([\w]+)\-([\w]+)\-([\w]+)\-([\w]+)/ ) {
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$vers = $4;
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} elsif( $tmp =~ /^([\d\.]+)[,\ ]+/ ) {
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$vers = $1;
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}
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if( $tmp =~ /[Vv]+[\,\ ]+[\d]+[\ ]+[A-Za-z]+[\ ]+[\d]{4}/
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||
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$tmp =~ /draft[\,\ ]+/i ) {
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# date is the version, so null it
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#
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$vers = '';
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}
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}
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if( $vers eq '' || !($vers =~ /\d+/) || $vers =~/\d\d\d\d/ ) {
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# a fallback, rarely needed...
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#
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if( open(HTF_REV, "grep -i '<revnumber>' $f |") ) {
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$vers = <HTF_REV>;
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chop($vers);
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close(HTF_REV);
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$vers =~ s/<[^>]*>//gs;
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$vers =~ s/^[Vv]//;
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$vers =~ s/^[\s\.\,\;\ \"\>]+//g;
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}
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if( $vers eq '' ) {
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($vers) = ($buf =~ m#<edition>\s*(.*?)\s*</edition>#is);
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$vers =~ s/revision//i;
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$vers =~ s/version//i;
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$vers =~ s/ver//i;
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$vers =~ s/v//i;
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$vers =~ s/^[\s\.\,\;\ \"\>]+//g;
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}
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if( $vers eq '' ) {
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$vers = '1.0(?)';
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}
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} else {
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$vers =~ s/^[Vv]//;
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$vers =~ s/^\.//;
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}
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$tmp =~ s/(?:rd|nd|st|th)[\ \,]+/,\ /g;
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if( $tmp =~ /(\d\d\d\d)[\/\-]+(\d\d)[\/\-]+(\d\d)/ ) {
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$y = $1;
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$m = $2;
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$d = $3;
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} elsif( $tmp =~ /\w+[\ ]+([\w]+)[\ ]+([\d]+)[\ ]+[\d\:]+[\ ]+\w+[\ ]+(\d\d\d\d)/ ) {
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$y = $3;
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$m = &get_date($1);
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$d = $2;
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if( length($d) == 1 ) {
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$d = "0$d";
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}
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} elsif( $tmp =~ /(\w+)[\.,\ ]+(\d+)[,\ ]+(\d\d\d\d)/ ) {
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$m = &get_date($1);
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$d = $2;
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$y = $3;
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if( length($d) == 1 ) {
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$d = "0$d";
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}
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} elsif( $tmp =~ /[\ ]+(\w+)[\,\.\ ]+(\d\d\d\d)/ ) {
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$y = $2;
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$m = &get_date($1);
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$d = '01';
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if( $tmp =~ /(\d+)[\ ]+[\w\.]+[\ ]+\d\d\d\d/ ) {
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$d = $1;
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if( length($d) == 1 ) {
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$d = "0$d";
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}
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}
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} elsif( $tmp =~ /(\d+)[\/\.]+(\d+)[\/\.]+(\d\d\d\d)/ ) {
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$y = $3;
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$m = $1;
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if( length($m) == 1 ) {
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$m = "0$m";
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}
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$d = $2;
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if( length($d) == 1 ) {
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$d = "0$d";
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}
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} elsif( $tmp =~ /[Vv]+er[\.\ ]+([\w]+)\-([\w]+)\-([\w]+)\-([\w]+)/ ) {
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$y = $1;
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$m = &get_date($2);
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if( length($m) == 1 ) {
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$m = "0$m";
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}
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$d = $3;
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if( length($d) == 1 ) {
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$d = "0$d";
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}
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} elsif( $tmp =~ /(\d\d\d\d)\-([\w]+)\-(\d\d)/ ) {
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$y = $1;
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$m = &get_date($2);
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$d = $3;
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if( length($d) == 1 ) {
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$d = "0$d";
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}
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} elsif( $tmp =~ /([\d]+)[\ ]+([\w]+)[,\ ]+(\d\d\d\d)/ ) {
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$y = $3;
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$m = &get_date($2);
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$d = $1;
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if( length($d) == 1 ) {
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$d = "0$d";
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}
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} elsif( $tmp =~ /([\w]+)[\ \,]+(\d\d\d\d)/ ) {
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$y = $2;
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$m = &get_date($1);
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$d = '01';
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}
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if( !($y =~ /^2/ || $y =~ /^1/) ) {
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$y = '';
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}
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if( !($y =~ /^\d\d\d\d$/) ) {
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$y = '';
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}
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if( $m eq '00' ) {
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$y = '';
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}
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$s = "${y}${m}${d}";
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if( $y eq '' ) {
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$s = $_today;
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}
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$_res_template =~ s/%%VERSION/$vers/;
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$_res_template =~ s/%%V_DATE/$s/;
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$_res_template =~ s/%%C_DATE/$s/;
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return;
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}
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#
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#
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#
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sub get_date {
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my($str) = @_;
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if($str =~ /^Jan/i ) {
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return '01';
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} elsif($str =~ /^Feb/i ) {
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return '02';
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} elsif($str =~ /^Mar/i ) {
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return '03';
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} elsif($str =~ /^Apr/i ) {
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return '04';
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} elsif($str =~ /^May/i ) {
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return '05';
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} elsif($str =~ /^Jun/i ) {
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return '06';
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} elsif($str =~ /^Jul/i ) {
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return '07';
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} elsif($str =~ /^Aug/i ) {
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return '08';
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} elsif($str =~ /^Sep/i ) {
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return '09';
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} elsif($str =~ /^Oct/i ) {
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return '10';
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} elsif($str =~ /^Nov/i ) {
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return '11';
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} elsif($str =~ /^Dec/i ) {
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return '12';
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}
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return '00';
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}
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#
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#
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#
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sub usage {
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print "\ndb2omf {-o <output_file>} <docbook_file>\n\n",
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"db2omf - version $_vrs\n\n";
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exit(0);
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}
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# __END__ delimits the script from the data section;
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# the following data is read in by the "DATA" filehandle
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__END__
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<?xml version='1.0'?>
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<!DOCTYPE omf PUBLIC "-//Open Source Metadata Framework (OMF) //DTD OMF.dtd V1.1//EN"
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"http://www.ibiblio.org/pub/Linux/metadata/OMF.dtd">
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<omf xmlns="http://www.ibiblio.org/osrt/omf/" created="%%DATE" agent="db2omf">
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<resource created="%%DATE">
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<title created="%%DATE">%%TITLE</title>
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<date created="%%DATE">%%C_DATE</date>
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%%CREATOR
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<versionGroup created="%%DATE">
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<version created="%%DATE">
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<id created="%%DATE">
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%%VERSION
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</id>
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<date created="%%DATE">
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%%V_DATE
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</date>
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</version>
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</versionGroup>
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%%KEYWORDS
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<description created="%%DATE">
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%%DESC
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</description>
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<type created="%%DATE">%%TYPE</type>
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<format created="%%DATE" dtd="DocBook" mime="text/sgml" />
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<identifier created="%%DATE" url="file:/%%SGML" />
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</resource>
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</omf>
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