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mirror of git://git.proxmox.com/git/pve-docs.git synced 2025-01-03 01:17:49 +03:00
pve-docs/scan-adoc-refs

493 lines
13 KiB
Perl
Executable File

#!/usr/bin/perl
use strict;
use warnings;
use Getopt::Long;
use IO::File;
use JSON;
use Data::Dumper;
my $generate_depends;
GetOptions("depends=s" => \$generate_depends) or
die("Error in command line arguments\n");
my $environments = {
default => 1,
wiki => 1,
manvolnum => 1,
pvelogo => 0, # ignore
};
my $fileinfo = {};
my $start_env = [];
foreach my $e (keys %$environments) {
push @$start_env, $e if $environments->{$e};
}
my $env_stack = [$start_env];
my $env_name_stack = [];
sub reset_environment_stack {
$env_stack = [$start_env];
$env_name_stack = [];
}
sub push_environment {
my ($env, $not) = @_;
die "undefined environment '$env'\n" if !defined($environments->{$env});
# FIXME: this seems wrong (nested env?)?
return if !$environments->{$env}; # do not track
if ($not) {
my $new_env = [];
foreach my $e (@{$env_stack->[-1]}) {
if ($e ne $env) {
push @$new_env, $e;
}
}
die "empty environment" if !scalar($new_env);
push @$env_stack, $new_env;
} else {
push @$env_stack, [$env];
}
push @$env_name_stack, $env;
}
sub pop_environment {
my ($env) = @_;
die "undefined environment '$env'\n" if !defined($environments->{$env});
return if !$environments->{$env}; # do not track
pop @$env_stack;
my $res = pop @$env_name_stack;
die "environment missmatch ($res != $env)\n" if $res ne $env;
}
sub register_include {
my ($filename, $include_filename, $env_list) = @_;
foreach my $e (@$env_list) {
$fileinfo->{include}->{$e}->{$filename}->{$include_filename} = 1;
}
}
sub register_blockid {
my ($filename, $blockid, $reftext, $env_list) = @_;
foreach my $e (@$env_list) {
my $fn = $fileinfo->{blockid}->{$e}->{$blockid};
die "blockid '$blockid' already defined in $fn"
if defined($fn);
$fileinfo->{blockid}->{$e}->{$blockid} = $filename;
$fileinfo->{reftext}->{$e}->{$blockid} = $reftext
if defined($reftext);
}
}
sub register_title {
my ($filename, $env, $doctype, $title, $blockid) = @_;
# fixme: what about other macros?
$title =~ s/\{pve\}/Proxmox VE/g;
$title =~ s!http://\S+\[(.*?)\]!$1!g;
# register document title (onyl once)
if (!defined($fileinfo->{titles}->{$env}->{$filename})) {
$fileinfo->{titles}->{$env}->{$filename} = $title;
if (defined($doctype)) {
$fileinfo->{doctype}->{$env}->{$filename} = $doctype;
} else {
die "unable to change title (no doctype)"
if !defined($fileinfo->{doctype}->{$env}->{$filename});
}
} elsif (!defined($doctype)) {
# change title via :title: attribute
$fileinfo->{titles}->{$env}->{$filename} = $title;
}
if (defined($doctype) && ($env eq 'manvolnum') && ($doctype == 0)) {
if ($title =~ m/.*\(([1-8])\)\s*$/) {
$fileinfo->{mansection}->{$env}->{$filename} = $1;
}
}
if ($blockid) {
die "internal error"
if !defined($fileinfo->{blockid}->{$env}->{$blockid});
$fileinfo->{reftitle}->{$env}->{$blockid} = $title;
}
}
sub scan_adoc_file {
my ($filename) = @_;
reset_environment_stack();
# print "SCAN $filename\n";
my $fh = IO::File->new("$filename", "r") or
die "unable to open file '$filename' - $!\n";
my $env_last_line = {};
my $env_last_blockid = {};
while (defined (my $line = <$fh>)) {
if ($line =~ m/^if(n?)def::(\S+)\[(.*)\]\s*$/) {
my ($not, $env, $text) = ($1, $2, $3);
die "unsuported ifdef usage - implement me" if $text;
push_environment($env, $not);
next;
} elsif ($line =~ m/^endif::(\S+)\[(.*)\]\s*$/) {
my ($env, $text) = ($1, $2);
die "unsuported ifdef usage - implement me" if $text;
pop_environment($env);
next;
} elsif ($line =~ m/^include::(\S+)\[.*\]\s*$/) {
register_include($filename, $1, $env_stack->[-1]);
next;
}
# try to detect titles
foreach my $e (@{$env_stack->[-1]}) {
if ($line =~ m/^===+$/) {
register_title($filename, $e, 0, $env_last_line->{$e},
$env_last_blockid->{$e});
} elsif ($line =~ m/^---+$/) {
register_title($filename, $e, 1, $env_last_line->{$e},
$env_last_blockid->{$e});
} elsif ($line =~ m/^~~~+$/) {
register_title($filename, $e, 2, $env_last_line->{$e},
$env_last_blockid->{$e});
} elsif ($line =~ m/^\^\^\^+$/) {
register_title($filename, $e, 3, $env_last_line->{$e},
$env_last_blockid->{$e});
} elsif ($line =~ m/^= +(\S.*?)( +=)?$/) {
register_title($filename, $e, 0, $1, $env_last_blockid->{$e});
} elsif ($line =~ m/^== +(\S.*?)( +==)?$/) {
register_title($filename, $e, 1, $1, $env_last_blockid->{$e});
} elsif ($line =~ m/^=== +(\S.*?)( +===)?$/) {
register_title($filename, $e, 2, $1, $env_last_blockid->{$e});
} elsif ($line =~ m/^==== +(\S.*?)( +====)?$/) {
register_title($filename, $e, 3, $1, $env_last_blockid->{$e});
}
$env_last_line->{$e} = $line;
chomp $env_last_line->{$e};
}
if ($line =~ m/^:(\S+?):\s*(.*\S)?\s*$/) {
my ($key, $value) = ($1, $2);
if ($key eq 'pve-toplevel') {
foreach my $e (@{$env_stack->[-1]}) {
my $title = $fileinfo->{titles}->{$e}->{$filename};
die "not title for toplevel file '$filename' (env=$e)\n"
if !defined($title);
$fileinfo->{toplevel}->{$e}->{$filename} = 1;
}
} elsif ($key eq 'title') {
foreach my $e (@{$env_stack->[-1]}) {
register_title($filename, $e, undef, $value);
}
}
}
if ($line =~ m/^\[\[(.*)\]\]\s*$/) {
my $blockid = $1;
die "implement me" if $blockid =~m/,/;
my $reftext = '';
register_blockid($filename, $blockid, $reftext, $env_stack->[-1]);
foreach my $e (@{$env_stack->[-1]}) {
$env_last_blockid->{$e} = $blockid;
}
}
if ($line =~ m/^\s*$/) {
foreach my $e (@{$env_stack->[-1]}) {
delete $env_last_blockid->{$e};
}
}
# fixme: "anchor:"
# bibliography anchors
if ($line =~ m/\[\[\[([^\]]*)\]\]\]/) {
my $blockid = $1;
die "implement me" if $blockid =~m/,/;
register_blockid($filename, $blockid, "&#91;$blockid&#93;", $env_stack->[-1]);
}
}
}
my $scanned_files = {};
while (my $filename = shift) {
next if $filename !~ m/\.adoc$/; # skip attributes.txt
next if $filename =~ m/-(opts|synopsis)\.adoc$/;
next if $scanned_files->{$filename};
scan_adoc_file($filename);
$scanned_files->{$filename} = 1;
}
sub resolve_link_target {
my ($env, $filename) = @_;
my $include_hash = $fileinfo->{include}->{$env};
my $repeat = 1;
while ($repeat) {
$repeat = 0;
foreach my $fn (keys %$include_hash) {
if ($include_hash->{$fn}->{$filename}) {
next if ($fn eq 'pve-admin-guide.adoc') &&
$fileinfo->{outfile}->{$env}->{$filename};
$filename = $fn;
$repeat = 1;
last;
}
}
}
return $filename;
}
# try to generate output file mapping
foreach my $e (@$start_env) {
my $toplevel_hash = $fileinfo->{toplevel}->{$e};
foreach my $fn (sort keys %$toplevel_hash) {
my $mansection = $fileinfo->{mansection}->{manvolnum}->{$fn};
if ($e eq 'wiki') {
my $realfn = $fn;
$realfn =~ s/\.adoc$//;
if (defined($mansection) && ($mansection == 5)) {
$realfn .= ".$mansection";
}
$realfn = "$realfn-plain.html";
$fileinfo->{outfile}->{$e}->{$fn} = $realfn;
} elsif ($e eq 'manvolnum') {
my $realfn = $fn;
$realfn =~ s/\.adoc$//;
die "toplevel file '$fn' is not marked as manual page!" if !$mansection;
$realfn .= ".$mansection";
$fileinfo->{outfile}->{$e}->{$fn} = $realfn;
} elsif ($e eq 'default') {
my $realfn = $fn;
$realfn =~ s/\.adoc$//;
if (defined($mansection) && ($mansection == 5)) {
$realfn .= ".$mansection";
$realfn = "$realfn.html";
} else {
if (($fn ne 'pve-admin-guide.adoc') &&
$fileinfo->{doctype}->{$e}->{$fn} == 0) {
$realfn = "chapter-$realfn.html";
} else {
$realfn = "$realfn.html";
}
}
$fileinfo->{outfile}->{$e}->{$fn} = $realfn;
}
}
}
# now resolve blockids
foreach my $e (@$start_env) {
my $blockid_hash = $fileinfo->{blockid}->{$e};
foreach my $blockid (keys %$blockid_hash) {
my $fn = resolve_link_target($e, $blockid_hash->{$blockid});
if ($e eq 'wiki') {
my $title = $fileinfo->{titles}->{$e}->{$fn};
$title =~ s/\s/_/g;
die "found not title for '$fn' in env '$e'" if !$title;
$fileinfo->{blockid_target}->{$e}->{$blockid} = "link:/wiki/$title#$blockid";
# we do not produce wiki pages for all content
#my $realfn = $fileinfo->{outfile}->{$e}->{$fn};
#warn "no output file mapping for '$fn' ($e)\n" if !$realfn;
} elsif ($e eq 'default') {
my $realfn = $fileinfo->{outfile}->{$e}->{$fn} ||
die "no output file mapping for '$fn'\n";
$fileinfo->{blockid_target}->{$e}->{$blockid} = "link:/pve-docs/$realfn#$blockid";
} elsif ($e eq 'manvolnum') {
# we do not produce manpages for all content
# my $realfn = $fileinfo->{outfile}->{$e}->{$fn} ||
# warn "no output file mapping for '$fn'\n";
$fileinfo->{blockid_target}->{$e}->{$blockid} = $fn;
}
}
}
my $makevar_hash = {};
sub makevar_define {
my ($varname) = @_;
die "makefile variable '$varname' already defined\n"
if exists($makevar_hash->{$varname});
$makevar_hash->{$varname} = {};
}
sub makevar_list_add {
my ($varname, $value) = @_;
die "makefile variable '$varname' not defined\n"
if !exists($makevar_hash->{$varname});
$makevar_hash->{$varname}->{$value} = 1;
}
sub makevar_dump {
my $txt = '';
foreach my $varname (sort keys %$makevar_hash) {
$txt .= "$varname =";
foreach my $value (sort keys %{$makevar_hash->{$varname}}) {
$txt .= " \\\n\t$value";
}
$txt .= "\n\n";
}
return $txt;
}
if ($generate_depends) {
my $tmpfilename = "${generate_depends}.tmp";
my $outfh = IO::File->new($tmpfilename, "w") ||
die "unable to open temporary file '$tmpfilename'\n";
my $depends = {};
foreach my $e (@$start_env) {
my $env_data = $fileinfo->{include}->{$e};
my $add_depends;
$add_depends = sub {
my ($fn, $dep) = @_;
$depends->{$fn}->{$dep} = 1;
foreach my $nd (keys %{$env_data->{$dep}}) {
&$add_depends($fn, $nd);
}
};
foreach my $fn (keys %$env_data) {
foreach my $dep (keys %{$env_data->{$fn}}) {
&$add_depends($fn, $dep);
}
}
}
my $depend_varname_hash = {};
foreach my $fn (sort keys %$depends) {
my $basename = uc($fn);
$basename =~s/\.adoc$//i;
$basename =~s/[^A-Za-z0-9]/_/g;
my $varname1 = "${basename}_ADOCSOURCES";
my $varname2 = "${basename}_ADOCDEPENDS";
makevar_define($varname1);
makevar_define($varname2);
$depend_varname_hash->{$fn} = $varname2;
makevar_list_add($varname1, $fn);
makevar_list_add($varname2, "\$\{$varname1\}");
foreach my $dep (sort keys %{$depends->{$fn}}) {
if ($dep =~ m/-(opts|synopsis).adoc$/) {
makevar_list_add($varname2, $dep);
} else {
makevar_list_add($varname1, $dep);
}
}
}
my $man_sources_hash = {};
foreach my $sourcefile (keys %{$fileinfo->{outfile}->{manvolnum}}) {
$man_sources_hash->{$sourcefile} = 1;
my $ihash = $fileinfo->{include}->{manvolnum}->{$sourcefile};
foreach my $include (keys %$ihash) {
if ($include !~ m/-(opts|synopsis).adoc$/) {
$man_sources_hash->{$include} = 1;
}
}
}
my $varname = "MANUAL_SOURCES";
makevar_define($varname);
foreach my $sourcefile (sort keys %$man_sources_hash) {
makevar_list_add($varname, $sourcefile);
}
$varname = "CHAPTER_LIST";
makevar_define($varname);
my $filelist = $fileinfo->{outfile}->{default};
foreach my $sourcefile (sort keys %$filelist) {
my $target = $filelist->{$sourcefile};
makevar_list_add($varname, $target);
}
$varname = "MANUAL_PAGES";
makevar_define($varname);
$filelist = $fileinfo->{outfile}->{manvolnum};
foreach my $manpage (sort keys %$filelist) {
my $target = $filelist->{$manpage};
makevar_list_add($varname, $target);
}
$varname = "WIKI_IMPORTS";
makevar_define($varname);
$filelist = $fileinfo->{outfile}->{wiki};
foreach my $sourcefile (sort keys %$filelist) {
my $target = $filelist->{$sourcefile};
makevar_list_add($varname, $target);
}
my $res = makevar_dump();
my $make_targets = {};
foreach my $e (@$start_env) {
my $filelist = $fileinfo->{outfile}->{$e};
foreach my $sourcefile (sort keys %$filelist) {
my $varname = $depend_varname_hash->{$sourcefile};
next if !defined($varname);
my $target = $filelist->{$sourcefile};
my $dep = "\$\{$varname\}";
$make_targets->{$target} = $dep;
if ($e eq 'manvolnum') {
$make_targets->{"$target.html"} = $dep;
$make_targets->{"$target-plain.html"} = $dep;
}
}
}
foreach my $target (sort keys%$make_targets) {
my $dep = $make_targets->{$target};
$res .= "$target: $dep\n\n";
}
print $outfh $res;
close($outfh);
rename($tmpfilename, $generate_depends) ||
die "rename failed - $!";
}
print to_json($fileinfo, { pretty => 1, canonical => 1 } );