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#!/usr/bin/perl -i
use warnings;
use strict;
use IkiWiki;
use HTML::Entities;
my $regex = qr{
(\\?) # 1: escape?
\[\[(!?) # directive open; 2: optional prefix
([-\w]+) # 3: command
( # 4: the parameters (including initial whitespace)
\s+
(?:
(?:[-\w]+=)? # named parameter key?
(?:
""".*?""" # triple-quoted value
|
"[^"]+" # single-quoted value
|
[^\s\]]+ # unquoted value
)
\s* # whitespace or end
# of directive
)
*) # 0 or more parameters
\]\] # directive closed
}sx;
sub handle_directive {
my $escape = shift;
my $prefix = shift;
my $directive = shift;
my $args = shift;
if (length $escape) {
return "${escape}[[${prefix}${directive}${args}]]"
}
if ($directive =~ m/^(if|more|table|template|toggleable)$/) {
$args =~ s{$regex}{handle_directive($1, $2, $3, $4)}eg;
}
return "[[!${directive}${args}]]"
}
sub prefix_directives {
$/=undef; # process whole files at once
while (<>) {
s{$regex}{handle_directive($1, $2, $3, $4)}eg;
print;
}
}
sub indexdb {
$config{wikistatedir}=shift()."/.ikiwiki";
if (! defined $config{wikistatedir}) {
usage();
}
if (! IkiWiki::oldloadindex()) {
die "failed to load index\n";
}
if (! IkiWiki::saveindex()) {
die "failed to save indexdb\n"
}
if (! IkiWiki::loadindex()) {
die "transition failed, cannot load new indexdb\n";
}
if (! unlink("$config{wikistatedir}/index")) {
die "unlink failed: $!\n";
}
}
sub usage {
print STDERR "Usage: ikiwiki-transition type ...\n";
print STDERR "Currently supported transition subcommands:\n";
print STDERR " prefix_directives file\n";
print STDERR " indexdb srcdir\n";
exit 1;
}
usage() unless @ARGV;
my $mode=shift;
if ($mode eq 'prefix_directives') {
prefix_directives(@ARGV);
}
elsif ($mode eq 'indexdb') {
indexdb(@ARGV);
}
else {
usage();
}
package IkiWiki;
sub oldloadindex {
%oldrenderedfiles=%pagectime=();
if (! $config{rebuild}) {
%pagesources=%pagemtime=%oldlinks=%links=%depends=
%destsources=%renderedfiles=%pagecase=%pagestate=();
}
open (my $in, "<", "$config{wikistatedir}/index") || return;
while (<$in>) {
chomp;
my %items;
$items{link}=[];
$items{dest}=[];
foreach my $i (split(/ /, $_)) {
my ($item, $val)=split(/=/, $i, 2);
push @{$items{$item}}, decode_entities($val);
}
next unless exists $items{src}; # skip bad lines for now
my $page=pagename($items{src}[0]);
if (! $config{rebuild}) {
$pagesources{$page}=$items{src}[0];
$pagemtime{$page}=$items{mtime}[0];
$oldlinks{$page}=[@{$items{link}}];
$links{$page}=[@{$items{link}}];
$depends{$page}=$items{depends}[0] if exists $items{depends};
$destsources{$_}=$page foreach @{$items{dest}};
$renderedfiles{$page}=[@{$items{dest}}];
$pagecase{lc $page}=$page;
foreach my $k (grep /_/, keys %items) {
my ($id, $key)=split(/_/, $k, 2);
$pagestate{$page}{decode_entities($id)}{decode_entities($key)}=$items{$k}[0];
}
}
$oldrenderedfiles{$page}=[@{$items{dest}}];
$pagectime{$page}=$items{ctime}[0];
}
return close($in);
}
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