ikiwiki-transition

   1 #!/usr/bin/perl -i
   2 use warnings;
   3 use strict;
   4 use IkiWiki;
   5 use HTML::Entities;
   6
   7 my $regex = qr{
   8         (\\?)           # 1: escape?
   9         \[\[(!?)        # directive open; 2: optional prefix
  10         ([-\w]+)        # 3: command
  11         (               # 4: the parameters (including initial whitespace)
  12         \s+
  13                 (?:
  14                         (?:[-\w]+=)?            # named parameter key?
  15                         (?:
  16                                 """.*?"""       # triple-quoted value
  17                                 |
  18                                 "[^"]+"         # single-quoted value
  19                                 |
  20                                 [^\s\]]+        # unquoted value
  21                         )
  22                         \s*                     # whitespace or end
  23                                                 # of directive
  24                 )
  25         *)              # 0 or more parameters
  26         \]\]            # directive closed
  27 }sx;
  28
  29 sub handle_directive {
  30         my $escape = shift;
  31         my $prefix = shift;
  32         my $directive = shift;
  33         my $args = shift;
  34
  35         if (length $escape) {
  36                 return "${escape}[[${prefix}${directive}${args}]]"
  37         }
  38         if ($directive =~ m/^(if|more|table|template|toggleable)$/) {
  39                 $args =~ s{$regex}{handle_directive($1, $2, $3, $4)}eg;
  40         }
  41         return "[[!${directive}${args}]]"
  42 }
  43
  44 sub prefix_directives {
  45         $/=undef; # process whole files at once
  46
  47         while (<>) {
  48                 s{$regex}{handle_directive($1, $2, $3, $4)}eg;
  49                 print;
  50         }
  51 }
  52
  53 sub indexdb {
  54         my $dir=shift;
  55         if (! defined $dir) {
  56                 usage();
  57         }
  58         $config{wikistatedir}=$dir."/.ikiwiki";
  59
  60         # Note: No lockwiki here because ikiwiki already locks it
  61         # before calling this.
  62         if (! IkiWiki::oldloadindex()) {
  63                 die "failed to load index\n";
  64         }
  65         if (! IkiWiki::saveindex()) {
  66                 die "failed to save indexdb\n"
  67         }
  68         if (! IkiWiki::loadindex()) {
  69                 die "transition failed, cannot load new indexdb\n";
  70         }
  71         if (! unlink("$config{wikistatedir}/index")) {
  72                 die "unlink failed: $!\n";
  73         }
  74 }
  75
  76 sub hashpassword {
  77         my $dir=shift;
  78         if (! defined $dir) {
  79                 usage();
  80         }
  81         $config{wikistatedir}=$dir."/.ikiwiki";
  82
  83         eval q{use IkiWiki::UserInfo};
  84         eval q{use Authen::Passphrase::BlowfishCrypt};
  85         if ($@) {
  86                 error("ikiwiki-transition hashpassword: failed to load Authen::Passphrase, passwords not hashed");
  87         }
  88
  89         IkiWiki::lockwiki();
  90         IkiWiki::loadplugin("passwordauth");
  91         my $userinfo = IkiWiki::userinfo_retrieve();
  92         foreach my $user (keys %{$userinfo}) {
  93                 if (ref $userinfo->{$user} &&
  94                     exists $userinfo->{$user}->{password} &&
  95                     length $userinfo->{$user}->{password} &&
  96                     ! exists $userinfo->{$user}->{cryptpassword}) {
  97                         IkiWiki::Plugin::passwordauth::setpassword($user, $userinfo->{$user}->{password});
  98                 }
  99         }
 100 }
 101
 102 sub aggregateinternal {
 103         my $setup=shift;
 104         if (! defined $setup) {
 105                 usage();
 106         }
 107
 108         require IkiWiki::Setup;
 109         require IkiWiki::Plugin::aggregate;
 110
 111         %config = IkiWiki::defaultconfig();
 112         IkiWiki::Setup::load();
 113         IkiWiki::checkconfig();
 114
 115         IkiWiki::Plugin::aggregate::migrate_to_internal();
 116 }
 117
 118 sub setupformat {
 119         my $setup=shift;
 120         if (! defined $setup) {
 121                 usage();
 122         }
 123
 124         require IkiWiki::Setup;
 125
 126         %config = IkiWiki::defaultconfig();
 127         IkiWiki::Setup::load($setup);
 128         IkiWiki::checkconfig();
 129
 130         # unpack old-format wrappers setting into new fields
 131         my $cgi_seen=0;
 132         my $rcs_seen=0;
 133         foreach my $wrapper (@{$config{wrappers}}) {
 134                 if ($wrapper->{cgi}) {
 135                         if ($cgi_seen) {
 136                                 die "don't know what to do with second cgi wrapper ".$wrapper->{wrapper}."\n";
 137                         }
 138                         $cgi_seen++;
 139                         print "setting cgi_wrapper to ".$wrapper->{wrapper}."\n";
 140                         $config{cgi_wrapper}=$wrapper->{wrapper};
 141                         $config{cgi_wrappermode}=$wrapper->{wrappermode}
 142                                 if exists $wrapper->{wrappermode};
 143                 }
 144                 elsif ($config{rcs}) {
 145                         if ($rcs_seen) {
 146                                 die "don't know what to do with second rcs wrapper ".$wrapper->{wrapper}."\n";
 147                         }
 148                         $rcs_seen++;
 149                         print "setting $config{rcs}_wrapper to ".$wrapper->{wrapper}."\n";
 150                         $config{$config{rcs}."_wrapper"}=$wrapper->{wrapper};
 151                         $config{$config{rcs}."_wrappermode"}=$wrapper->{wrappermode}
 152                                 if exists $wrapper->{wrappermode};
 153                 }
 154                 else {
 155                         die "don't know what to do with wrapper ".$wrapper->{wrapper}."\n";
 156                 }
 157         }
 158
 159         IkiWiki::Setup::dump($setup);
 160 }
 161
 162 sub usage {
 163         print STDERR "Usage: ikiwiki-transition type ...\n";
 164         print STDERR "Currently supported transition subcommands:\n";
 165         print STDERR "\tprefix_directives file\n";
 166         print STDERR "\tindexdb srcdir\n";
 167         print STDERR "\thashpassword srcdir\n";
 168         print STDERR "\taggregateinternal setupfile\n";
 169         print STDERR "\tsetupformat setupfile\n";
 170         exit 1;
 171 }
 172
 173 usage() unless @ARGV;
 174
 175 my $mode=shift;
 176 if ($mode eq 'prefix_directives') {
 177         prefix_directives(@ARGV);
 178 }
 179 elsif ($mode eq 'hashpassword') {
 180         hashpassword(@ARGV);
 181 }
 182 elsif ($mode eq 'indexdb') {
 183         indexdb(@ARGV);
 184 }
 185 elsif ($mode eq 'aggregateinternal') {
 186         aggregateinternal(@ARGV);
 187 }
 188 elsif ($mode eq 'setupformat') {
 189         setupformat(@ARGV);
 190 }
 191 else {
 192         usage();
 193 }
 194
 195 package IkiWiki;
 196
 197 # A slightly modified version of the old loadindex function.
 198 sub oldloadindex {
 199         %oldrenderedfiles=%pagectime=();
 200         if (! $config{rebuild}) {
 201                 %pagesources=%pagemtime=%oldlinks=%links=%depends=
 202                         %destsources=%renderedfiles=%pagecase=%pagestate=();
 203         }
 204         open (my $in, "<", "$config{wikistatedir}/index") || return;
 205         while (<$in>) {
 206                 chomp;
 207                 my %items;
 208                 $items{link}=[];
 209                 $items{dest}=[];
 210                 foreach my $i (split(/ /, $_)) {
 211                         my ($item, $val)=split(/=/, $i, 2);
 212                         push @{$items{$item}}, decode_entities($val);
 213                 }
 214
 215                 next unless exists $items{src}; # skip bad lines for now
 216
 217                 my $page=pagename($items{src}[0]);
 218                 if (! $config{rebuild}) {
 219                         $pagesources{$page}=$items{src}[0];
 220                         $pagemtime{$page}=$items{mtime}[0];
 221                         $oldlinks{$page}=[@{$items{link}}];
 222                         $links{$page}=[@{$items{link}}];
 223                         $depends{$page}=$items{depends}[0] if exists $items{depends};
 224                         $destsources{$_}=$page foreach @{$items{dest}};
 225                         $renderedfiles{$page}=[@{$items{dest}}];
 226                         $pagecase{lc $page}=$page;
 227                         foreach my $k (grep /_/, keys %items) {
 228                                 my ($id, $key)=split(/_/, $k, 2);
 229                                 $pagestate{$page}{decode_entities($id)}{decode_entities($key)}=$items{$k}[0];
 230                         }
 231                 }
 232                 $oldrenderedfiles{$page}=[@{$items{dest}}];
 233                 $pagectime{$page}=$items{ctime}[0];
 234         }
 235
 236         # saveindex relies on %hooks being populated, else it won't save
 237         # the page state owned by a given hook. But no plugins are loaded
 238         # by this program, so populate %hooks with all hook ids that
 239         # currently have page state.
 240         foreach my $page (keys %pagemtime) {
 241                 foreach my $id (keys %{$pagestate{$page}}) {
 242                         $hooks{_dummy}{$id}=1;
 243                 }
 244         }
 245
 246         return close($in);
 247 }