mirror of https://github.com/tLDP/LDP
173 lines
4.3 KiB
Plaintext
173 lines
4.3 KiB
Plaintext
#
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# fix_print_html.lib
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#
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# Dan Scott / <dan.scott (at) acm.org>
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# Ferg / <gferg (at) sgi.com>
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#
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# Used to prepare single-file HTML variant for PDF/Postscript creation
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# thru htmldoc.
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#
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# log:
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# 16Oct2000 - initial entry <gferg (at) sgi.com>
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# 03Apr2001 - fix for <preface>
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#
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#
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sub fix_print_html {
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my($in,$out,$ttl) = @_;
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open(IN_FILE, "< $in") || do {
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print "fix_print_html: cannot open $in: $!\n";
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return 0;
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};
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my($buf,$ttl_buf) = '';
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my($indx) = -1;
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my($is_article) = 0;
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while(<IN_FILE>) {
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if( $indx == 1 ) {
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# ignore everything until we see the chapter or sect
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#
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if( $_ =~ /CLASS="CHAP/i || $_ =~ /CLASS="PREF/i ) {
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$buf .= $_;
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$indx++;
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} elsif( $_ =~ /CLASS="SECT/ || $_ =~ /CLASS="sect/ ) {
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$buf .= $_;
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$indx++;
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$is_article = 1;
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} else {
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next;
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}
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} elsif( $indx == 0 ) {
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# write out the title page file
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#
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if( $_ =~ /CLASS="TOC"/ ) {
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$ttl_buf .= "></DIV>\n</BODY>\n</HTML>\n";
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$ttl_buf =~ s/<\/H1\n/<\/H1\n><P><BR><BR\n/ms;
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open(TOC_FILE, "> $ttl") || do {
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print "fix_print_html: cannot open $ttl: $!\n";
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close(IN_FILE);
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return 0;
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};
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print TOC_FILE $ttl_buf;
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close(TOC_FILE);
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$ttl_buf = '';
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$indx++;
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} else {
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$ttl_buf .= $_;
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}
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} elsif( $indx < 0 ) {
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# up to this point, both buffers get the line
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#
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if( $_ =~ /CLASS="TITLEPAGE"/ ) {
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$ttl_buf .= $_ . ">\n<P>\n<BR><BR><BR><BR>\n<\/P\n";
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$indx++;
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} else {
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$buf .= $_;
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$ttl_buf .= $_;
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}
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} else {
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$buf .= $_;
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}
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}
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close(IN_FILE);
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open(OUT_FILE, "> $out") || do {
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print "fix_print_html: cannot open $out: $!\n";
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return 0;
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};
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# make these corrections and write out the file
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#
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$buf =~ s/(\n><LI\n)><P\n(.*?)<\/P\n>/$1$2\n/gms;
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$buf =~ s/(\n><LI\n><DIV\nCLASS="FORMALPARA"\n)><P\n(.*?)<\/P\n>/$1$2\n/gms;
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$buf =~ s/(\n><LI\nSTYLE="[^\"]+"\n)><P\n(.*?)<\/P\n>/$1$2\n/gms;
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if( $is_article == 0 ) {
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$buf =~ s/(\nCLASS="SECT[TION\d]+"\n>)<H1\n(.*?)<\/H1/$1<H2\n$2<\/H2/gims;
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$buf =~ s/(\nCLASS="SECT[TION\d]+"\n><HR>)<H1\n(.*?)<\/H1/$1<H2\n$2<\/H2/gims;
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}
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$buf =~ s/<H1(\nCLASS="INDEXDIV"\n)(.*?)<\/H1/<H2$1$2<\/H2/gims;
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if( ($indx = rindex($buf, "<H1\n><A\nNAME=\"DOC-INDEX\"")) > -1 ) {
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$buf = substr($buf, 0, $indx);
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$buf .= "\n<\/BODY>\n<\/HTML>\n\n";
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} elsif( ($indx = rindex($buf, "<H1\n><A\nNAME=\"doc-index\"")) > -1 ) {
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$buf = substr($buf, 0, $indx);
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$buf .= "\n<\/BODY>\n<\/HTML>\n\n";
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}
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$buf =~ s/\&\#13;//g;
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$buf =~ s/\&\#60;/\</g;
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$buf =~ s/\&\#62;/\>/g;
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$buf =~ s/\&\#8211;/\-/g;
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$buf =~ s/WIDTH=\"\d\"//g;
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$buf =~ s/><[\/]*TBODY//g;
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$buf =~ s/><[\/]*THEAD//g;
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$buf =~ s/TYPE=\"1\"\n//gim;
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if( $is_article == 0 ) {
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# for books...decrement the headers by 1 and then re-set the
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# chapter level only to H1...
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#
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my($cnt,$j) = 0;
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for($cnt=5; $cnt > 0; $cnt--) {
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$j = $cnt + 1;
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$buf =~ s/<H${cnt}/<H${j}/g;
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$buf =~ s/<\/H${cnt}/<\/H${j}/g;
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}
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my(@l) = split(/\n/, $buf);
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for( $cnt=0; $cnt < (@l + 0); $cnt++ ) {
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if( $j == 1 ) {
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if( $l[$cnt] =~ /<DIV/ ) {
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$j = 0;
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next;
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}
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$l[$cnt] =~ s/<H2/<H1/g;
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$l[$cnt] =~ s/<\/H2/<\/H1/g;
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}
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if( $l[$cnt] =~ /^CLASS=\"CHAP/i
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||
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$l[$cnt] =~ /^CLASS=\"PREF/i ) {
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$j = 1;
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}
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}
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$buf = join("\n", @l);
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}
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$buf =~ s/><DIV\nCLASS="\w+"\n//gms;
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$buf =~ s/><\/DIV\n//gms;
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$buf =~ s/(><LI\n)><P\n(.*?)<\/P\n>(<\/LI\n)/$1$2$3/gms;
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print OUT_FILE $buf;
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close(OUT_FILE);
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return 1;
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}
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# Return true from package include
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#
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1;
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