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make_html_book.pl    106 lines (62 with data), 2.5 kB

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#!/usr/bin/perl
use strict;
use warnings;
=pod
=head1 make_html_book.pl
Reads a user defined list of POD chapters and produces a catenated HTML file in the
root directory.
=head1 USAGE
Run from the command prompt and edit your paths in
the USER SELECTABLE OPTIONS area of this program.
=head2 AUTHOR
Matthew Kenworthy <matthew.kenworthy@gmail.com>, 2012 Jan 25
=cut
##################################################
# USER SELECTABLE OPTIONS
my $book_dir = "PDL/Book/"; # relative path to the PDL Book files
my $book_chapters = "../Book FirstSteps Creating NiceSlice Functions Threading PGPLOT PLplot graphics_3d Transform Complex Pthreads PP Genesis Credits"; # an ordered list of POD files to process
my $book_pdf = "book.html"; # output name of book
my $tmp = "book_pdf.pod.tmp"; # temporary filename for POD processing
my $exec_string = "pod2html --infile=$tmp --title 'The PDL Book' --index --outfile=". $book_pdf;
##################################################
# END OF USER SELECTABLE OPTIONS
open(FOUT, ">$tmp") or die "Cannot create temporary file $tmp\n";
# loop through all the book chapters in their order
foreach (split " ",$book_chapters) {
my $chapter = $book_dir . $_ .".pod";
# check for its existence
unless (-e $chapter) {
print "$chapter doesn't exist - skipping\n";
next;
}
### $chapter = "test_book.tmp";
# filter on each chapter to put in O<image.png> tags
print "Found $chapter...";
open(FIN,$chapter) or die "Cannot open $chapter for reading\n";
while (<FIN>) {
my $whole_line = "";
if (/^=for html/) { # now push on non-empty lines until finished
chomp;
$whole_line = $_;
# ugly, but it works
while(1) {
$_ = <FIN>; chomp;
last if ($_ =~ /^$/); # match blank lines
$whole_line = $whole_line . $_;
}
$whole_line =~ s/(.*src=\")(.*\">.*)/$1$book_dir$2/g; # search for quoted image filename
# want to replace $1 with $book_dir$1
print FOUT $whole_line;
} else {print FOUT $_;}
}
close(FIN);
print "done\n";
}
close(FOUT);
print "$tmp = POD files have been filtered for input to pod2html\n";
print "execing $exec_string\n";
# go ahead and make the call
`$exec_string`;
# delete the temporary file
unlink($tmp);
print "\n$0 finished.\n\n";