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[git.ikiwiki.info.git] / ikiwiki
diff --git a/ikiwiki b/ikiwiki
index 9aaeed86ca64ae51ae535ab0928c563c3e28eaa1..099a821b7ad9fe7afebf53634edb34f49ab85671 100755 (executable)
--- a/ikiwiki
+++ b/ikiwiki
@@ -1,440 +1,114 @@
 #!/usr/bin/perl -T
 #!/usr/bin/perl -T
+$ENV{PATH}="/usr/local/bin:/usr/bin:/bin";
 
 
+package IkiWiki;
 use warnings;
 use strict;
 use warnings;
 use strict;
-use File::Find;
-use Memoize;
-use File::Spec;
+use lib '.'; # For use without installation, removed by Makefile.
+use IkiWiki;
 
 
-BEGIN {
-       $blosxom::version="is a proper perl module too much to ask?";
-       do "/usr/bin/markdown";
-}
-
-memoize('pagename');
-memoize('bestlink');
-
-sub usage {
+sub usage () { #{{{
        die "usage: ikiwiki [options] source dest\n";
        die "usage: ikiwiki [options] source dest\n";
-}
-
-my $link=qr/\[\[([^\s]+)\]\]/;
-my $verbose=0;
-my $rebuild=0;
-my $wikiname="wiki";
-if (grep /^-/, @ARGV) {
-       eval {use Getopt::Long};
-       GetOptions(
-               "wikiname=s" => \$wikiname,
-               "verbose|v" => \$verbose,
-               "rebuild" => \$rebuild,
-       ) || usage();
-}
-usage() unless @ARGV == 2;
-my ($srcdir) = shift =~ /(.*)/; # untaint
-my ($destdir) = shift =~ /(.*)/; # untaint
-
-my %links;
-my %oldlinks;
-my %oldpagemtime;
-my %renderedfiles;
-my %pagesources;
-
-sub error ($) {
-       die @_;
-}
-
-sub debug ($) {
-       print "@_\n" if $verbose;
-}
-
-sub mtime ($) {
-       my $page=shift;
-       
-       return (stat($page))[9];
-}
-
-sub basename {
-       my $file=shift;
-
-       $file=~s!.*/!!;
-       return $file;
-}
-
-sub dirname {
-       my $file=shift;
-
-       $file=~s!/?[^/]+$!!;
-       return $file;
-}
-
-sub pagetype ($) {
-       my $page=shift;
-       
-       if ($page =~ /\.mdwn$/) {
-               return ".mdwn";
-       }
-       else {
-               return "unknown";
-       }
-}
-
-sub pagename ($) {
-       my $file=shift;
-
-       my $type=pagetype($file);
-       my $page=$file;
-       $page=~s/\Q$type\E*$// unless $type eq 'unknown';
-       return $page;
-}
-
-sub htmlpage ($) {
-       my $page=shift;
-
-       return $page.".html";
-}
-
-sub readpage ($) {
-       my $page=shift;
-
-       local $/=undef;
-       open (PAGE, "$srcdir/$page") || error("failed to read $page: $!");
-       my $ret=<PAGE>;
-       close PAGE;
-       return $ret;
-}
-
-sub writepage ($$) {
-       my $page=shift;
-       my $content=shift;
-
-       my $dir=dirname("$destdir/$page");
-       if (! -d $dir) {
-               my $d="";
-               foreach my $s (split(m!/+!, $dir)) {
-                       $d.="$s/";
-                       if (! -d $d) {
-                               mkdir($d) || error("failed to create directory $d: $!");
+} #}}}
+
+sub getconfig () { #{{{
+       if (! exists $ENV{WRAPPED_OPTIONS}) {
+               %config=defaultconfig();
+               eval q{use Getopt::Long};
+               GetOptions(
+                       "setup|s=s" => \$config{setup},
+                       "wikiname=s" => \$config{wikiname},
+                       "verbose|v!" => \$config{verbose},
+                       "rebuild!" => \$config{rebuild},
+                       "refresh!" => \$config{refresh},
+                       "getctime" => \$config{getctime},
+                       "wrappermode=i" => \$config{wrappermode},
+                       "rcs=s" => \$config{rcs},
+                       "no-rcs" => sub { $config{rcs}="" },
+                       "anonok!" => \$config{anonok},
+                       "rss!" => \$config{rss},
+                       "cgi!" => \$config{cgi},
+                       "discussion!" => \$config{discussion},
+                       "notify!" => \$config{notify},
+                       "url=s" => \$config{url},
+                       "cgiurl=s" => \$config{cgiurl},
+                       "historyurl=s" => \$config{historyurl},
+                       "diffurl=s" => \$config{diffurl},
+                       "svnrepo" => \$config{svnrepo},
+                       "svnpath" => \$config{svnpath},
+                       "adminemail=s" => \$config{adminemail},
+                       "timeformat=s" => \$config{timeformat},
+                       "exclude=s@" => sub {
+                               $config{wiki_file_prune_regexp}=qr/$config{wiki_file_prune_regexp}|$_[1]/;
+                       },
+                       "adminuser=s@" => sub {
+                               push @{$config{adminuser}}, $_[1]
+                       },
+                       "templatedir=s" => sub {
+                               $config{templatedir}=possibly_foolish_untaint($_[1])
+                       },
+                       "underlaydir=s" => sub {
+                               $config{underlaydir}=possibly_foolish_untaint($_[1])
+                       },
+                       "wrapper:s" => sub {
+                               $config{wrapper}=$_[1] ? $_[1] : "ikiwiki-wrap"
+                       },
+                       "plugin=s@" => sub {
+                               push @{$config{plugin}}, $_[1];
+                       },
+                       "disable-plugin=s@" => sub {
+                               $config{plugin}=[grep { $_ ne $_[1] } @{$config{plugin}}];
+                       },
+                       "pingurl" => sub {
+                               push @{$config{pingurl}}, $_[1];
                        }
                        }
-               }
-       }
-       
-       open (PAGE, ">$destdir/$page") || error("failed to write $page: $!");
-       print PAGE $content;
-       close PAGE;
-}
-
-sub findlinks {
-       my $content=shift;
-
-       my @links;
-       while ($content =~ /$link/g) {
-               push @links, lc($1);
-       }
-       return @links;
-}
-
-# Given a page and the text of a link on the page, determine which existing
-# page that link best points to. Prefers pages under a subdirectory with
-# the same name as the source page, failing that goes down the directory tree
-# to the base looking for matching pages.
-sub bestlink ($$) {
-       my $page=shift;
-       my $link=lc(shift);
-       
-       my $cwd=$page;
-       do {
-               my $l=$cwd;
-               $l.="/" if length $l;
-               $l.=$link;
+               ) || usage();
 
 
-               if (exists $links{$l}) {
-                       #debug("for $page, \"$link\", use $l");
-                       return $l;
+               if (! $config{setup}) {
+                       usage() unless @ARGV == 2;
+                       $config{srcdir} = possibly_foolish_untaint(shift @ARGV);
+                       $config{destdir} = possibly_foolish_untaint(shift @ARGV);
+                       checkconfig();
                }
                }
-       } while $cwd=~s!/?[^/]+$!!;
-
-       print STDERR "warning: page $page, broken link: $link\n";
-       return "";
-}
-
-sub isinlinableimage ($) {
-       my $file=shift;
-       
-       $file=~/\.(png|gif|jpg|jpeg)$/;
-}
-
-sub htmllink ($$) {
-       my $page=shift;
-       my $link=shift;
-
-       my $bestlink=bestlink($page, $link);
-
-       return $link if $page eq $bestlink;
-       
-       if (! grep { $_ eq $bestlink } values %renderedfiles) {
-               $bestlink=htmlpage($bestlink);
-       }
-       if (! grep { $_ eq $bestlink } values %renderedfiles) {
-               return "<a href=\"?\">?</a>$link"
-       }
-       
-       $bestlink=File::Spec->abs2rel($bestlink, dirname($page));
-       
-       if (isinlinableimage($bestlink)) {
-               return "<img src=\"$bestlink\">";
-       }
-       return "<a href=\"$bestlink\">$link</a>";
-}
-
-sub linkify ($$) {
-       my $content=shift;
-       my $file=shift;
-
-       $content =~ s/$link/htmllink(pagename($file), $1)/eg;
-       
-       return $content;
-}
-
-sub htmlize ($$) {
-       my $type=shift;
-       my $content=shift;
-       
-       if ($type eq '.mdwn') {
-               return Markdown::Markdown($content);
        }
        else {
        }
        else {
-               error("htmlization of $type not supported");
-       }
-}
-
-sub linkbacks ($$) {
-       my $content=shift;
-       my $page=shift;
-
-       my @links;
-       foreach my $p (keys %links) {
-               if (grep { $_ eq $page } @{$links{$p}}) {
-                       my $href=File::Spec->abs2rel(htmlpage($p), dirname($page));
-                       push @links, "<a href=\"$href\">$p</a>";
+               # wrapper passes a full config structure in the environment
+               # variable
+               eval possibly_foolish_untaint($ENV{WRAPPED_OPTIONS});
+               if ($@) {
+                       error("WRAPPED_OPTIONS: $@");
                }
                }
+               checkconfig();
        }
        }
+} #}}}
 
 
-       $content.="<hr><p>Links: ".join(" ", sort @links)."</p>\n";
-}
-
-sub finalize ($$) {
-       my $content=shift;
-       my $page=shift;
-
-       my $title=basename($page);
-       $title=~s/_/ /g;
-       
-       my $pagelink="";
-       my $path="";
-       foreach my $dir (reverse split("/", $page)) {
-               if (length($pagelink)) {
-                       $pagelink="<a href=\"$path$dir.html\">$dir</a>/ $pagelink";
-               }
-               else {
-                       $pagelink=$dir;
-               }
-               $path.="../";
-       }
-       $path=~s/\.\.\/$/index.html/;
-       $pagelink="<a href=\"$path\">$wikiname</a>/ $pagelink";
+sub main () { #{{{
+       getconfig();
        
        
-       $content="<html>\n<head><title>$title</title></head>\n<body>\n".
-                 "<h1>$pagelink</h1>\n".
-                 $content.
-                 "</body>\n</html>\n";
-       
-       return $content;
-}
-
-sub render ($) {
-       my $file=shift;
-       
-       my $type=pagetype($file);
-       my $content=readpage($file);
-       if ($type ne 'unknown') {
-               my $page=pagename($file);
-               
-               $links{$page}=[findlinks($content)];
-               
-               $content=linkify($content, $file);
-               $content=htmlize($type, $content);
-               $content=linkbacks($content, $page);
-               $content=finalize($content, $page);
-               
-               writepage(htmlpage($page), $content);
-               $oldpagemtime{$page}=time;
-               $renderedfiles{$page}=htmlpage($page);
-       }
-       else {
-               $links{$file}=[];
-               writepage($file, $content);
-               $oldpagemtime{$file}=time;
-               $renderedfiles{$file}=$file;
-       }
-}
-
-sub loadindex () {
-       open (IN, "$srcdir/.index") || return;
-       while (<IN>) {
-               ($_)=/(.*)/; # untaint
-               chomp;
-               my ($mtime, $file, $rendered, @links)=split(' ', $_);
-               my $page=pagename($file);
-               $pagesources{$page}=$file;
-               $oldpagemtime{$page}=$mtime;
-               $links{$page}=[@links];
-               $oldlinks{$page}=[@links];
-               $renderedfiles{$page}=$rendered;
-       }
-       close IN;
-}      
-
-sub saveindex () {
-       open (OUT, ">$srcdir/.index") || error("cannot write to .index: $!");
-       foreach my $page (keys %oldpagemtime) {
-       print OUT "$oldpagemtime{$page} $pagesources{$page} $renderedfiles{$page} ".
-                 join(" ", @{$links{$page}})."\n"
-                       if $oldpagemtime{$page};
-       }
-       close OUT;
-}
-
-sub prune ($) {
-       my $file=shift;
-
-       unlink($file);
-       my $dir=dirname($file);
-       while (rmdir($dir)) {
-               $dir=dirname($dir);
-       }
-}
-
-sub refresh () {
-       # Find existing pages.
-       my %exists;
-       my @files;
-       find({
-               no_chdir => 1,
-               wanted => sub {
-                       if (/\/\.svn\//) {
-                               $File::Find::prune=1;
-                       }
-                       elsif (! -d $_ && ! /\.html$/ && ! /\/\./) {
-                               my ($f)=/(^[-A-Za-z0-9_.:\/+]+$)/; # untaint
-                               if (! defined $f) {
-                                       warn("skipping bad filename $_\n");
-                               }
-                               else {
-                                       $f=~s/^\Q$srcdir\E\/?//;
-                                       push @files, $f;
-                                       $exists{pagename($f)}=1;
-                               }
-                       }
-               },
-       }, $srcdir);
-
-       my %rendered;
-
-       # check for added or removed pages
-       my @add;
-       foreach my $file (@files) {
-               my $page=pagename($file);
-               if (! $oldpagemtime{$page}) {
-                       debug("new page $page");
-                       push @add, $file;
-                       $links{$page}=[];
-                       $pagesources{$page}=$file;
-               }
+       if ($config{cgi}) {
+               lockwiki();
+               loadindex();
+               require IkiWiki::CGI;
+               cgi();
        }
        }
-       my @del;
-       foreach my $page (keys %oldpagemtime) {
-               if (! $exists{$page}) {
-                       debug("removing old page $page");
-                       push @del, $renderedfiles{$page};
-                       prune($destdir."/".$renderedfiles{$page});
-                       delete $renderedfiles{$page};
-                       $oldpagemtime{$page}=0;
-               }
+       elsif ($config{setup}) {
+               require IkiWiki::Setup;
+               setup();
        }
        }
-       
-       # render any updated files
-       foreach my $file (@files) {
-               my $page=pagename($file);
-               
-               if (! exists $oldpagemtime{$page} ||
-                   mtime("$srcdir/$file") > $oldpagemtime{$page}) {
-                       debug("rendering changed file $file");
-                       render($file);
-                       $rendered{$file}=1;
-               }
-               elsif ($rebuild) {
-                       debug("rebuilding unchanged file $file");
-                       render($file);
-                       $rendered{$file}=1;
-               }
+       elsif ($config{wrapper}) {
+               lockwiki();
+               require IkiWiki::Wrapper;
+               gen_wrapper();
        }
        }
-       
-       # if any files were added or removed, check to see if each page
-       # needs an update due to linking to them
-       if (@add || @del) {
-FILE:          foreach my $file (@files) {
-                       next if $rendered{$file};
-                       my $page=pagename($file);
-                       foreach my $f (@add, @del) {
-                               my $p=pagename($f);
-                               foreach my $link (@{$links{$page}}) {
-                                       if (bestlink($page, $link) eq $p) {
-                                               debug("rendering $file, which links to $p");
-                                               render($file);
-                                               next FILE;
-                                       }
-                               }
-                       }
-               }
-       }
-
-       # handle linkbacks; if a page has added/removed links, update the
-       # pages it links to
-       # TODO: inefficient; pages may get rendered above and again here;
-       # problem is the linkbacks could be wrong in the first pass render
-       # above.
-       if (%rendered) {
-               my %linkchanged;
-               foreach my $file (keys %rendered, @del) {
-                       my $pagename=pagename($file);
-                       if (exists $links{$pagename}) {
-                               foreach my $link (@{$links{$pagename}}) {
-                                       if (! exists $oldlinks{$pagename} ||
-                                           ! grep { $_ eq $link } @{$oldlinks{$pagename}}) {
-                                               $linkchanged{$link}=1;
-                                       }
-                               }
-                       }
-                       if (exists $oldlinks{$pagename}) {
-                               foreach my $link (@{$oldlinks{$pagename}}) {
-                                       if (! exists $links{$pagename} ||
-                                           ! grep { $_ eq $link } @{$links{$pagename}}) {
-                                               $linkchanged{$link}=1;
-                                       }
-                               }
-                       }
-               }
-               foreach my $link (keys %linkchanged) {
-                       my $linkfile=$pagesources{$link};
-                       if (defined $linkfile) {
-                               debug("rendering $linkfile, to update its linkbacks");
-                               render($linkfile);
-                       }
-               }
+       else {
+               lockwiki();
+               loadindex();
+               require IkiWiki::Render;
+               rcs_update();
+               refresh();
+               rcs_notify() if $config{notify};
+               saveindex();
        }
        }
-}
+} #}}}
 
 
-loadindex();
-refresh();
-saveindex();
+main;
Unnamed repository; edit this file 'description' to name the repository.