X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/1d82816082b2a3dee97a1812410962a41f1b6e79..ffc0be87d7eca4de4dbc91d740d36b7b40bfa911:/ikiwiki diff --git a/ikiwiki b/ikiwiki index c7b5468b4..c5ac7c0b8 100755 --- a/ikiwiki +++ b/ikiwiki @@ -1,72 +1,118 @@ #!/usr/bin/perl -T $ENV{PATH}="/usr/local/bin:/usr/bin:/bin"; +package IkiWiki; use warnings; use strict; -use Memoize; use File::Spec; use HTML::Template; -use Getopt::Long; - -my (%links, %oldlinks, %oldpagemtime, %renderedfiles, %pagesources); +use lib '.'; # For use without installation, removed by Makefile. + +use vars qw{%config %links %oldlinks %oldpagemtime %pagectime + %renderedfiles %pagesources %inlinepages}; + +sub usage () { #{{{ + die "usage: ikiwiki [options] source dest\n"; +} #}}} + +sub getconfig () { #{{{ + if (! exists $ENV{WRAPPED_OPTIONS}) { + %config=( + wiki_file_prune_regexp => qr{((^|/).svn/|\.\.|^\.|\/\.|\.html?$)}, + wiki_link_regexp => qr/\[\[([^\s\]]+)\]\]/, + wiki_processor_regexp => qr/\[\[(\w+)\s+([^\]]+)\]\]/, + wiki_file_regexp => qr/(^[-A-Za-z0-9_.:\/+]+$)/, + verbose => 0, + wikiname => "wiki", + default_pageext => ".mdwn", + cgi => 0, + svn => 1, + url => '', + cgiurl => '', + historyurl => '', + diffurl => '', + anonok => 0, + rss => 0, + rebuild => 0, + refresh => 0, + getctime => 0, + wrapper => undef, + wrappermode => undef, + srcdir => undef, + destdir => undef, + templatedir => "/usr/share/ikiwiki/templates", + setup => undef, + adminuser => undef, + ); -# Holds global config settings, also used by some modules. -our %config=( #{{{ - wiki_file_prune_regexp => qr{((^|/).svn/|\.\.|^\.|\/\.|\.html?$)}, - wiki_link_regexp => qr/\[\[([^\s]+)\]\]/, - wiki_file_regexp => qr/(^[-A-Za-z0-9_.:\/+]+$)/, - verbose => 0, - wikiname => "wiki", - default_pageext => ".mdwn", - cgi => 0, - svn => 1, - url => '', - cgiurl => '', - historyurl => '', - anonok => 0, - rebuild => 0, - wrapper => undef, - wrappermode => undef, - srcdir => undef, - destdir => undef, - templatedir => undef, - setup => undef, -); #}}} + 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}, + "svn!" => \$config{svn}, + "anonok!" => \$config{anonok}, + "rss!" => \$config{rss}, + "cgi!" => \$config{cgi}, + "url=s" => \$config{url}, + "cgiurl=s" => \$config{cgiurl}, + "historyurl=s" => \$config{historyurl}, + "diffurl=s" => \$config{diffurl}, + "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]) + }, + "wrapper:s" => sub { + $config{wrapper}=$_[1] ? $_[1] : "ikiwiki-wrap" + }, + ) || usage(); -GetOptions( #{{{ - "setup=s" => \$config{setup}, - "wikiname=s" => \$config{wikiname}, - "verbose|v!" => \$config{verbose}, - "rebuild!" => \$config{rebuild}, - "wrapper=s" => sub { $config{wrapper}=$_[1] ? $_[1] : "ikiwiki-wrap" }, - "wrappermode=i" => \$config{wrappermode}, - "svn!" => \$config{svn}, - "anonok!" => \$config{anonok}, - "cgi!" => \$config{cgi}, - "url=s" => \$config{url}, - "cgiurl=s" => \$config{cgiurl}, - "historyurl=s" => \$config{historyurl}, - "exclude=s@" => sub { - $config{wiki_file_prune_regexp}=qr/$config{wiki_file_prune_regexp}|$_[1]/; - }, -) || usage(); + if (! $config{setup}) { + usage() unless @ARGV == 2; + $config{srcdir} = possibly_foolish_untaint(shift @ARGV); + $config{destdir} = possibly_foolish_untaint(shift @ARGV); + checkconfig(); + } + } + else { + # wrapper passes a full config structure in the environment + # variable + eval possibly_foolish_untaint($ENV{WRAPPED_OPTIONS}); + checkconfig(); + } +} #}}} -if (! $config{setup}) { - usage() unless @ARGV == 3; - $config{srcdir} = possibly_foolish_untaint(shift); - $config{templatedir} = possibly_foolish_untaint(shift); - $config{destdir} = possibly_foolish_untaint(shift); +sub checkconfig () { #{{{ if ($config{cgi} && ! length $config{url}) { - error("Must specify url to wiki with --url when using --cgi"); + error("Must specify url to wiki with --url when using --cgi\n"); + } + if ($config{rss} && ! length $config{url}) { + error("Must specify url to wiki with --url when using --rss\n"); + } + + $config{wikistatedir}="$config{srcdir}/.ikiwiki" + unless exists $config{wikistatedir}; + + if ($config{svn}) { + require IkiWiki::Rcs::SVN; + $config{rcs}=1; + } + else { + require IkiWiki::Rcs::Stub; + $config{rcs}=0; } -} -#}}} - -sub usage { #{{{ - die "usage: ikiwiki [options] source templates dest\n"; } #}}} -sub error { #{{{ +sub error ($) { #{{{ if ($config{cgi}) { print "Content-type: text/html\n\n"; print misctemplate("Error", "

Error: @_

"); @@ -74,6 +120,12 @@ sub error { #{{{ die @_; } #}}} +sub possibly_foolish_untaint ($) { #{{{ + my $tainted=shift; + my ($untainted)=$tainted=~/(.*)/; + return $untainted; +} #}}} + sub debug ($) { #{{{ return unless $config{verbose}; if (! $config{cgi}) { @@ -84,18 +136,6 @@ sub debug ($) { #{{{ } } #}}} -sub mtime ($) { #{{{ - my $page=shift; - - return (stat($page))[9]; -} #}}} - -sub possibly_foolish_untaint { #{{{ - my $tainted=shift; - my ($untainted)=$tainted=~/(.*)/; - return $untainted; -} #}}} - sub basename ($) { #{{{ my $file=shift; @@ -139,6 +179,10 @@ sub htmlpage ($) { #{{{ sub readfile ($) { #{{{ my $file=shift; + if (-l $file) { + error("cannot read a symlink ($file)"); + } + local $/=undef; open (IN, "$file") || error("failed to read $file: $!"); my $ret=; @@ -149,6 +193,10 @@ sub readfile ($) { #{{{ sub writefile ($$) { #{{{ my $file=shift; my $content=shift; + + if (-l $file) { + error("cannot write to a symlink ($file)"); + } my $dir=dirname($file); if (! -d $dir) { @@ -166,19 +214,6 @@ sub writefile ($$) { #{{{ close OUT; } #}}} -sub findlinks ($$) { #{{{ - my $content=shift; - my $page=shift; - - my @links; - while ($content =~ /(??$link" + return "?$linktext" } $bestlink=File::Spec->abs2rel($bestlink, dirname($page)); @@ -242,172 +286,21 @@ sub htmllink { #{{{ if (! $noimageinline && isinlinableimage($bestlink)) { return ""; } - return "$link"; -} #}}} - -sub linkify ($$) { #{{{ - my $content=shift; - my $page=shift; - - $content =~ s{(\\?)$config{wiki_link_regexp}}{ - $1 ? "[[$2]]" : htmllink($page, $2) - }eg; - - return $content; -} #}}} - -sub htmlize ($$) { #{{{ - my $type=shift; - my $content=shift; - - if (! $INC{"/usr/bin/markdown"}) { - no warnings 'once'; - $blosxom::version="is a proper perl module too much to ask?"; - use warnings 'all'; - do "/usr/bin/markdown"; - } - - if ($type eq '.mdwn') { - return Markdown::Markdown($content); - } - else { - error("htmlization of $type not supported"); - } -} #}}} - -sub backlinks ($) { #{{{ - my $page=shift; - - my @links; - foreach my $p (keys %links) { - next if bestlink($page, $p) eq $page; - if (grep { length $_ && bestlink($p, $_) eq $page } @{$links{$p}}) { - my $href=File::Spec->abs2rel(htmlpage($p), dirname($page)); - - # Trim common dir prefixes from both pages. - my $p_trimmed=$p; - my $page_trimmed=$page; - my $dir; - 1 while (($dir)=$page_trimmed=~m!^([^/]+/)!) && - defined $dir && - $p_trimmed=~s/^\Q$dir\E// && - $page_trimmed=~s/^\Q$dir\E//; - - push @links, { url => $href, page => $p_trimmed }; - } - } - - return sort { $a->{page} cmp $b->{page} } @links; -} #}}} - -sub parentlinks ($) { #{{{ - my $page=shift; - - my @ret; - my $pagelink=""; - my $path=""; - my $skip=1; - foreach my $dir (reverse split("/", $page)) { - if (! $skip) { - $path.="../"; - unshift @ret, { url => "$path$dir.html", page => $dir }; - } - else { - $skip=0; - } - } - unshift @ret, { url => length $path ? $path : ".", page => $config{wikiname} }; - return @ret; + return "$linktext"; } #}}} sub indexlink () { #{{{ return "$config{wikiname}"; } #}}} -sub finalize ($$) { #{{{ - my $content=shift; - my $page=shift; - - my $title=basename($page); - $title=~s/_/ /g; - - my $template=HTML::Template->new(blind_cache => 1, - filename => "$config{templatedir}/page.tmpl"); - - if (length $config{cgiurl}) { - $template->param(editurl => "$config{cgiurl}?do=edit&page=$page"); - if ($config{svn}) { - $template->param(recentchangesurl => "$config{cgiurl}?do=recentchanges"); - } - } - - if (length $config{historyurl}) { - my $u=$config{historyurl}; - $u=~s/\[\[\]\]/$pagesources{$page}/g; - $template->param(historyurl => $u); - } - - $template->param( - title => $title, - wikiname => $config{wikiname}, - parentlinks => [parentlinks($page)], - content => $content, - backlinks => [backlinks($page)], - discussionlink => htmllink($page, "Discussion", 1, 1), - ); - - return $template->output; -} #}}} - -sub check_overwrite ($$) { #{{{ - # Important security check. Make sure to call this before saving - # any files to the source directory. - my $dest=shift; - my $src=shift; - - if (! exists $renderedfiles{$src} && -e $dest && ! $config{rebuild}) { - error("$dest already exists and was rendered from ". - join(" ",(grep { $renderedfiles{$_} eq $dest } keys - %renderedfiles)). - ", before, so not rendering from $src"); - } -} #}}} - -sub render ($) { #{{{ - my $file=shift; - - my $type=pagetype($file); - my $content=readfile("$config{srcdir}/$file"); - if ($type ne 'unknown') { - my $page=pagename($file); - - $links{$page}=[findlinks($content, $page)]; - - $content=linkify($content, $page); - $content=htmlize($type, $content); - $content=finalize($content, $page); - - check_overwrite("$config{destdir}/".htmlpage($page), $page); - writefile("$config{destdir}/".htmlpage($page), $content); - $oldpagemtime{$page}=time; - $renderedfiles{$page}=htmlpage($page); - } - else { - $links{$file}=[]; - check_overwrite("$config{destdir}/$file", $file); - writefile("$config{destdir}/$file", $content); - $oldpagemtime{$file}=time; - $renderedfiles{$file}=$file; - } -} #}}} - sub lockwiki () { #{{{ # Take an exclusive lock on the wiki to prevent multiple concurrent # run issues. The lock will be dropped on program exit. - if (! -d "$config{srcdir}/.ikiwiki") { - mkdir("$config{srcdir}/.ikiwiki"); + if (! -d $config{wikistatedir}) { + mkdir($config{wikistatedir}); } - open(WIKILOCK, ">$config{srcdir}/.ikiwiki/lockfile") || error ("cannot write to lockfile: $!"); + open(WIKILOCK, ">$config{wikistatedir}/lockfile") || + error ("cannot write to $config{wikistatedir}/lockfile: $!"); if (! flock(WIKILOCK, 2 | 4)) { debug("wiki seems to be locked, waiting for lock"); my $wait=600; # arbitrary, but don't hang forever to @@ -425,406 +318,55 @@ sub unlockwiki () { #{{{ } #}}} sub loadindex () { #{{{ - open (IN, "$config{srcdir}/.ikiwiki/index") || return; + open (IN, "$config{wikistatedir}/index") || return; while () { $_=possibly_foolish_untaint($_); chomp; - my ($mtime, $file, $rendered, @links)=split(' ', $_); - my $page=pagename($file); - $pagesources{$page}=$file; - $oldpagemtime{$page}=$mtime; - $oldlinks{$page}=[@links]; - $links{$page}=[@links]; - $renderedfiles{$page}=$rendered; - } - close IN; -} #}}} - -sub saveindex () { #{{{ - if (! -d "$config{srcdir}/.ikiwiki") { - mkdir("$config{srcdir}/.ikiwiki"); - } - open (OUT, ">$config{srcdir}/.ikiwiki/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 rcs_update () { #{{{ - if (-d "$config{srcdir}/.svn") { - if (system("svn", "update", "--quiet", $config{srcdir}) != 0) { - warn("svn update failed\n"); + my %items; + $items{link}=[]; + foreach my $i (split(/ /, $_)) { + my ($item, $val)=split(/=/, $i, 2); + push @{$items{$item}}, $val; } - } -} #}}} -sub rcs_prepedit ($) { #{{{ - # Prepares to edit a file under revision control. Returns a token - # that must be passed into rcs_commit when the file is ready - # for committing. - # The file is relative to the srcdir. - my $file=shift; - - if (-d "$config{srcdir}/.svn") { - # For subversion, return the revision of the file when - # editing begins. - my $rev=svn_info("Revision", "$config{srcdir}/$file"); - return defined $rev ? $rev : ""; - } -} #}}} - -sub rcs_commit ($$$) { #{{{ - # Tries to commit the page; returns undef on _success_ and - # a version of the page with the rcs's conflict markers on failure. - # The file is relative to the srcdir. - my $file=shift; - my $message=shift; - my $rcstoken=shift; - - if (-d "$config{srcdir}/.svn") { - # Check to see if the page has been changed by someone - # else since rcs_prepedit was called. - my ($oldrev)=$rcstoken=~/^([0-9]+)$/; # untaint - my $rev=svn_info("Revision", "$config{srcdir}/$file"); - if ($rev != $oldrev) { - # Merge their changes into the file that we've - # changed. - chdir($config{srcdir}); # svn merge wants to be here - if (system("svn", "merge", "--quiet", "-r$oldrev:$rev", - "$config{srcdir}/$file") != 0) { - warn("svn merge -r$oldrev:$rev failed\n"); - } - } - - if (system("svn", "commit", "--quiet", "-m", - possibly_foolish_untaint($message), - "$config{srcdir}/$file") != 0) { - my $conflict=readfile("$config{srcdir}/$file"); - if (system("svn", "revert", "--quiet", "$config{srcdir}/$file") != 0) { - warn("svn revert failed\n"); - } - return $conflict; - } - } - return undef # success -} #}}} - -sub rcs_add ($) { #{{{ - # filename is relative to the root of the srcdir - my $file=shift; - - if (-d "$config{srcdir}/.svn") { - my $parent=dirname($file); - while (! -d "$config{srcdir}/$parent/.svn") { - $file=$parent; - $parent=dirname($file); - } - - if (system("svn", "add", "--quiet", "$config{srcdir}/$file") != 0) { - warn("svn add failed\n"); - } - } -} #}}} - -sub svn_info ($$) { #{{{ - my $field=shift; - my $file=shift; - - my $info=`LANG=C svn info $file`; - my ($ret)=$info=~/^$field: (.*)$/m; - return $ret; -} #}}} - -sub rcs_recentchanges ($) { #{{{ - my $num=shift; - my @ret; - - eval q{use CGI 'escapeHTML'}; - eval q{use Date::Parse}; - eval q{use Time::Duration}; - - if (-d "$config{srcdir}/.svn") { - my $svn_url=svn_info("URL", $config{srcdir}); + next unless exists $items{src}; # skip bad lines for now - # FIXME: currently assumes that the wiki is somewhere - # under trunk in svn, doesn't support other layouts. - my ($svn_base)=$svn_url=~m!(/trunk(?:/.*)?)$!; - - my $div=qr/^--------------------+$/; - my $infoline=qr/^r(\d+)\s+\|\s+([^\s]+)\s+\|\s+(\d+-\d+-\d+\s+\d+:\d+:\d+\s+[-+]?\d+).*/; - my $state='start'; - my ($rev, $user, $when, @pages, @message); - foreach (`LANG=C svn log --limit $num -v '$svn_url'`) { - chomp; - if ($state eq 'start' && /$div/) { - $state='header'; - } - elsif ($state eq 'header' && /$infoline/) { - $rev=$1; - $user=$2; - $when=concise(ago(time - str2time($3))); - } - elsif ($state eq 'header' && /^\s+[A-Z]\s+\Q$svn_base\E\/(.+)$/) { - push @pages, { link => htmllink("", pagename($1), 1) } - if length $1; - } - elsif ($state eq 'header' && /^$/) { - $state='body'; - } - elsif ($state eq 'body' && /$div/) { - my $committype="web"; - if (defined $message[0] && - $message[0]->{line}=~/^web commit by (\w+):?(.*)/) { - $user="$1"; - $message[0]->{line}=$2; - } - else { - $committype="svn"; - } - - push @ret, { rev => $rev, - user => htmllink("", $user, 1), - committype => $committype, - when => $when, message => [@message], - pages => [@pages] } if @pages; - return @ret if @ret >= $num; - - $state='header'; - $rev=$user=$when=undef; - @pages=@message=(); - } - elsif ($state eq 'body') { - push @message, {line => escapeHTML($_)}, - } + my $page=pagename($items{src}[0]); + if (! $config{rebuild}) { + $pagesources{$page}=$items{src}[0]; + $oldpagemtime{$page}=$items{mtime}[0]; + $oldlinks{$page}=[@{$items{link}}]; + $links{$page}=[@{$items{link}}]; + $inlinepages{$page}=join(" ", @{$items{inlinepage}}) + if exists $items{inlinepage}; + $renderedfiles{$page}=$items{dest}[0]; } + $pagectime{$page}=$items{ctime}[0]; } - - return @ret; -} #}}} - -sub prune ($) { #{{{ - my $file=shift; - - unlink($file); - my $dir=dirname($file); - while (rmdir($dir)) { - $dir=dirname($dir); - } + close IN; } #}}} -sub refresh () { #{{{ - # find existing pages - my %exists; - my @files; - eval q{use File::Find}; - find({ - no_chdir => 1, - wanted => sub { - if (/$config{wiki_file_prune_regexp}/) { - no warnings 'once'; - $File::Find::prune=1; - use warnings "all"; - } - elsif (! -d $_ && ! -l $_) { - my ($f)=/$config{wiki_file_regexp}/; # untaint - if (! defined $f) { - warn("skipping bad filename $_\n"); - } - else { - $f=~s/^\Q$config{srcdir}\E\/?//; - push @files, $f; - $exists{pagename($f)}=1; - } - } - }, - }, $config{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; - } +sub saveindex () { #{{{ + if (! -d $config{wikistatedir}) { + mkdir($config{wikistatedir}); } - my @del; + open (OUT, ">$config{wikistatedir}/index") || + error("cannot write to $config{wikistatedir}/index: $!"); foreach my $page (keys %oldpagemtime) { - if (! $exists{$page}) { - debug("removing old page $page"); - push @del, $pagesources{$page}; - prune($config{destdir}."/".$renderedfiles{$page}); - delete $renderedfiles{$page}; - $oldpagemtime{$page}=0; - delete $pagesources{$page}; + next unless $oldpagemtime{$page}; + my $line="mtime=$oldpagemtime{$page} ". + "ctime=$pagectime{$page} ". + "src=$pagesources{$page} ". + "dest=$renderedfiles{$page}"; + $line.=" link=$_" foreach @{$links{$page}}; + if (exists $inlinepages{$page}) { + $line.=" inlinepage=$_" foreach split " ", $inlinepages{$page}; } + print OUT $line."\n"; } - - # render any updated files - foreach my $file (@files) { - my $page=pagename($file); - - if (! exists $oldpagemtime{$page} || - mtime("$config{srcdir}/$file") > $oldpagemtime{$page}) { - debug("rendering changed file $file"); - render($file); - $rendered{$file}=1; - } - } - - # if any files were added or removed, check to see if each page - # needs an update due to linking to them - # TODO: inefficient; pages may get rendered above and again here; - # problem is the bestlink may have changed and we won't know until - # now - if (@add || @del) { -FILE: foreach my $file (@files) { - 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); - $rendered{$file}=1; - next FILE; - } - } - } - } - } - - # handle backlinks; 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 backlinks could be wrong in the first pass render - # above - if (%rendered) { - my %linkchanged; - foreach my $file (keys %rendered, @del) { - my $page=pagename($file); - if (exists $links{$page}) { - foreach my $link (map { bestlink($page, $_) } @{$links{$page}}) { - if (length $link && - ! exists $oldlinks{$page} || - ! grep { $_ eq $link } @{$oldlinks{$page}}) { - $linkchanged{$link}=1; - } - } - } - if (exists $oldlinks{$page}) { - foreach my $link (map { bestlink($page, $_) } @{$oldlinks{$page}}) { - if (length $link && - ! exists $links{$page} || - ! grep { $_ eq $link } @{$links{$page}}) { - $linkchanged{$link}=1; - } - } - } - } - foreach my $link (keys %linkchanged) { - my $linkfile=$pagesources{$link}; - if (defined $linkfile) { - debug("rendering $linkfile, to update its backlinks"); - render($linkfile); - } - } - } -} #}}} - -sub gen_wrapper (@) { #{{{ - my %config=(@_); - eval q{use Cwd 'abs_path'}; - $config{srcdir}=abs_path($config{srcdir}); - $config{destdir}=abs_path($config{destdir}); - my $this=abs_path($0); - if (! -x $this) { - error("$this doesn't seem to be executable"); - } - - if ($config{setup}) { - error("cannot create a wrapper that uses a setup file"); - } - - my @params=($config{srcdir}, $config{templatedir}, $config{destdir}, - "--wikiname=$config{wikiname}"); - push @params, "--verbose" if $config{verbose}; - push @params, "--rebuild" if $config{rebuild}; - push @params, "--nosvn" if !$config{svn}; - push @params, "--cgi" if $config{cgi}; - push @params, "--url=$config{url}" if length $config{url}; - push @params, "--cgiurl=$config{cgiurl}" if length $config{cgiurl}; - push @params, "--historyurl=$config{historyurl}" if length $config{historyurl}; - push @params, "--anonok" if $config{anonok}; - my $params=join(" ", @params); - my $call=''; - foreach my $p ($this, $this, @params) { - $call.=qq{"$p", }; - } - $call.="NULL"; - - my @envsave; - push @envsave, qw{REMOTE_ADDR QUERY_STRING REQUEST_METHOD REQUEST_URI - CONTENT_TYPE CONTENT_LENGTH GATEWAY_INTERFACE - HTTP_COOKIE} if $config{cgi}; - my $envsave=""; - foreach my $var (@envsave) { - $envsave.=<<"EOF" - if ((s=getenv("$var"))) - asprintf(&newenviron[i++], "%s=%s", "$var", s); -EOF - } - - open(OUT, ">ikiwiki-wrap.c") || error("failed to write ikiwiki-wrap.c: $!");; - print OUT <<"EOF"; -/* A wrapper for ikiwiki, can be safely made suid. */ -#define _GNU_SOURCE -#include -#include -#include -#include - -extern char **environ; - -int main (int argc, char **argv) { - /* Sanitize environment. */ - char *s; - char *newenviron[$#envsave+3]; - int i=0; -$envsave - newenviron[i++]="HOME=$ENV{HOME}"; - newenviron[i]=NULL; - environ=newenviron; - - if (argc == 2 && strcmp(argv[1], "--params") == 0) { - printf("$params\\n"); - exit(0); - } - - execl($call); - perror("failed to run $this"); - exit(1); -} -EOF close OUT; - if (system("gcc", "ikiwiki-wrap.c", "-o", possibly_foolish_untaint($config{wrapper})) != 0) { - error("failed to compile ikiwiki-wrap.c"); - } - unlink("ikiwiki-wrap.c"); - if (defined $config{wrappermode} && - ! chmod(oct($config{wrappermode}), possibly_foolish_untaint($config{wrapper}))) { - error("chmod $config{wrapper}: $!"); - } - print "successfully generated $config{wrapper}\n"; } #}}} - + sub misctemplate ($$) { #{{{ my $title=shift; my $pagebody=shift; @@ -841,461 +383,117 @@ sub misctemplate ($$) { #{{{ return $template->output; }#}}} -sub cgi_recentchanges ($) { #{{{ - my $q=shift; - - my $template=HTML::Template->new( - filename => "$config{templatedir}/recentchanges.tmpl" - ); - $template->param( - title => "RecentChanges", - indexlink => indexlink(), - wikiname => $config{wikiname}, - changelog => [rcs_recentchanges(100)], - ); - print $q->header, $template->output; -} #}}} - sub userinfo_get ($$) { #{{{ my $user=shift; my $field=shift; eval q{use Storable}; - my $userdata=eval{ Storable::lock_retrieve("$config{srcdir}/.ikiwiki/userdb") }; + my $userdata=eval{ Storable::lock_retrieve("$config{wikistatedir}/userdb") }; if (! defined $userdata || ! ref $userdata || - ! exists $userdata->{$user} || ! ref $userdata->{$user}) { + ! exists $userdata->{$user} || ! ref $userdata->{$user} || + ! exists $userdata->{$user}->{$field}) { return ""; } return $userdata->{$user}->{$field}; } #}}} -sub userinfo_set ($$) { #{{{ +sub userinfo_set ($$$) { #{{{ + my $user=shift; + my $field=shift; + my $value=shift; + + eval q{use Storable}; + my $userdata=eval{ Storable::lock_retrieve("$config{wikistatedir}/userdb") }; + if (! defined $userdata || ! ref $userdata || + ! exists $userdata->{$user} || ! ref $userdata->{$user}) { + return ""; + } + + $userdata->{$user}->{$field}=$value; + my $oldmask=umask(077); + my $ret=Storable::lock_store($userdata, "$config{wikistatedir}/userdb"); + umask($oldmask); + return $ret; +} #}}} + +sub userinfo_setall ($$) { #{{{ my $user=shift; my $info=shift; eval q{use Storable}; - my $userdata=eval{ Storable::lock_retrieve("$config{srcdir}/.ikiwiki/userdb") }; + my $userdata=eval{ Storable::lock_retrieve("$config{wikistatedir}/userdb") }; if (! defined $userdata || ! ref $userdata) { $userdata={}; } $userdata->{$user}=$info; my $oldmask=umask(077); - my $ret=Storable::lock_store($userdata, "$config{srcdir}/.ikiwiki/userdb"); + my $ret=Storable::lock_store($userdata, "$config{wikistatedir}/userdb"); umask($oldmask); return $ret; } #}}} -sub cgi_signin ($$) { #{{{ - my $q=shift; - my $session=shift; +sub is_admin ($) { #{{{ + my $user_name=shift; - eval q{use CGI::FormBuilder}; - my $form = CGI::FormBuilder->new( - title => "$config{wikiname} signin", - fields => [qw(do page from name password confirm_password email)], - header => 1, - method => 'POST', - validate => { - confirm_password => { - perl => q{eq $form->field("password")}, - }, - email => 'EMAIL', - }, - required => 'NONE', - javascript => 0, - params => $q, - action => $q->request_uri, - header => 0, - template => (-e "$config{templatedir}/signin.tmpl" ? - "$config{templatedir}/signin.tmpl" : "") - ); - - $form->field(name => "name", required => 0); - $form->field(name => "do", type => "hidden"); - $form->field(name => "page", type => "hidden"); - $form->field(name => "from", type => "hidden"); - $form->field(name => "password", type => "password", required => 0); - $form->field(name => "confirm_password", type => "password", required => 0); - $form->field(name => "email", required => 0); - if ($q->param("do") ne "signin") { - $form->text("You need to log in before you can edit pages."); - } - - if ($form->submitted) { - # Set required fields based on how form was submitted. - my %required=( - "Login" => [qw(name password)], - "Register" => [qw(name password confirm_password email)], - "Mail Password" => [qw(name)], - ); - foreach my $opt (@{$required{$form->submitted}}) { - $form->field(name => $opt, required => 1); - } - - # Validate password differently depending on how - # form was submitted. - if ($form->submitted eq 'Login') { - $form->field( - name => "password", - validate => sub { - length $form->field("name") && - shift eq userinfo_get($form->field("name"), 'password'); - }, - ); - $form->field(name => "name", validate => '/^\w+$/'); - } - else { - $form->field(name => "password", validate => 'VALUE'); - } - # And make sure the entered name exists when logging - # in or sending email, and does not when registering. - if ($form->submitted eq 'Register') { - $form->field( - name => "name", - validate => sub { - my $name=shift; - length $name && - ! userinfo_get($name, "regdate"); - }, - ); - } - else { - $form->field( - name => "name", - validate => sub { - my $name=shift; - length $name && - userinfo_get($name, "regdate"); - }, - ); - } - } - else { - # First time settings. - $form->field(name => "name", comment => "use FirstnameLastName"); - $form->field(name => "confirm_password", comment => "(only needed"); - $form->field(name => "email", comment => "for registration)"); - if ($session->param("name")) { - $form->field(name => "name", value => $session->param("name")); - } - } - - if ($form->submitted && $form->validate) { - if ($form->submitted eq 'Login') { - $session->param("name", $form->field("name")); - if (defined $form->field("do") && - $form->field("do") ne 'signin') { - print $q->redirect( - "$config{cgiurl}?do=".$form->field("do"). - "&page=".$form->field("page"). - "&from=".$form->field("from"));; - } - else { - print $q->redirect($config{url}); - } - } - elsif ($form->submitted eq 'Register') { - my $user_name=$form->field('name'); - if (userinfo_set($user_name, { - 'email' => $form->field('email'), - 'password' => $form->field('password'), - 'regdate' => time - })) { - $form->field(name => "confirm_password", type => "hidden"); - $form->field(name => "email", type => "hidden"); - $form->text("Registration successful. Now you can Login."); - print $session->header(); - print misctemplate($form->title, $form->render(submit => ["Login"])); - } - else { - error("Error saving registration."); - } - } - elsif ($form->submitted eq 'Mail Password') { - my $user_name=$form->field("name"); - my $template=HTML::Template->new( - filename => "$config{templatedir}/passwordmail.tmpl" - ); - $template->param( - user_name => $user_name, - user_password => userinfo_get($user_name, "password"), - wikiurl => $config{url}, - wikiname => $config{wikiname}, - REMOTE_ADDR => $ENV{REMOTE_ADDR}, - ); - - eval q{use Mail::Sendmail}; - my ($fromhost) = $config{cgiurl} =~ m!/([^/]+)!; - sendmail( - To => userinfo_get($user_name, "email"), - From => "$config{wikiname} admin <".(getpwuid($>))[0]."@".$fromhost.">", - Subject => "$config{wikiname} information", - Message => $template->output, - ) or error("Failed to send mail"); - - $form->text("Your password has been emailed to you."); - $form->field(name => "name", required => 0); - print $session->header(); - print misctemplate($form->title, $form->render(submit => ["Login", "Register", "Mail Password"])); - } - } - else { - print $session->header(); - print misctemplate($form->title, $form->render(submit => ["Login", "Register", "Mail Password"])); - } + return grep { $_ eq $user_name } @{$config{adminuser}}; } #}}} -sub cgi_editpage ($$) { #{{{ - my $q=shift; - my $session=shift; - - eval q{use CGI::FormBuilder}; - my $form = CGI::FormBuilder->new( - fields => [qw(do rcsinfo from page content comments)], - header => 1, - method => 'POST', - validate => { - content => '/.+/', - }, - required => [qw{content}], - javascript => 0, - params => $q, - action => $q->request_uri, - table => 0, - template => "$config{templatedir}/editpage.tmpl" - ); - my @buttons=("Save Page", "Preview", "Cancel"); - - my ($page)=$form->param('page')=~/$config{wiki_file_regexp}/; - if (! defined $page || ! length $page || $page ne $q->param('page') || - $page=~/$config{wiki_file_prune_regexp}/ || $page=~/^\//) { - error("bad page name"); - } - $page=lc($page); - - my $file=$page.$config{default_pageext}; - my $newfile=1; - if (exists $pagesources{lc($page)}) { - $file=$pagesources{lc($page)}; - $newfile=0; - } +sub glob_match ($$) { #{{{ + my $page=shift; + my $glob=shift; - $form->field(name => "do", type => 'hidden'); - $form->field(name => "from", type => 'hidden'); - $form->field(name => "rcsinfo", type => 'hidden'); - $form->field(name => "page", value => "$page", force => 1); - $form->field(name => "comments", type => "text", size => 80); - $form->field(name => "content", type => "textarea", rows => 20, - cols => 80); - $form->tmpl_param("can_commit", $config{svn}); - $form->tmpl_param("indexlink", indexlink()); - $form->tmpl_param("helponformattinglink", - htmllink("HelpOnFormatting", pagename($1), 1)); - if (! $form->submitted) { - $form->field(name => "rcsinfo", value => rcs_prepedit($file), - force => 1); - } - - if ($form->submitted eq "Cancel") { - print $q->redirect("$config{url}/".htmlpage($page)); - return; - } - elsif ($form->submitted eq "Preview") { - $form->tmpl_param("page_preview", - htmlize($config{default_pageext}, - linkify($form->field('content'), $page))); - } - else { - $form->tmpl_param("page_preview", ""); - } - $form->tmpl_param("page_conflict", ""); + # turn glob into safe regexp + $glob=quotemeta($glob); + $glob=~s/\\\*/.*/g; + $glob=~s/\\\?/./g; + $glob=~s!\\/!/!g; - if (! $form->submitted || $form->submitted eq "Preview" || - ! $form->validate) { - if ($form->field("do") eq "create") { - if (exists $pagesources{lc($page)}) { - # hmm, someone else made the page in the - # meantime? - print $q->redirect("$config{url}/".htmlpage($page)); - return; - } - - my @page_locs; - my $best_loc; - my ($from)=$form->param('from')=~/$config{wiki_file_regexp}/; - if (! defined $from || ! length $from || - $from ne $form->param('from') || - $from=~/$config{wiki_file_prune_regexp}/ || $from=~/^\//) { - @page_locs=$best_loc=$page; - } - else { - my $dir=$from."/"; - $dir=~s![^/]+/$!!; - push @page_locs, $dir.$page; - push @page_locs, "$from/$page"; - $best_loc="$from/$page"; - while (length $dir) { - $dir=~s![^/]+/$!!; - push @page_locs, $dir.$page; - } + $page=~/^$glob$/i; +} #}}} - @page_locs = grep { ! exists - $pagesources{lc($_)} } @page_locs; - } +sub globlist_match ($$) { #{{{ + my $page=shift; + my @globlist=split(" ", shift); - $form->tmpl_param("page_select", 1); - $form->field(name => "page", type => 'select', - options => \@page_locs, value => $best_loc); - $form->title("creating $page"); - } - elsif ($form->field("do") eq "edit") { - if (! defined $form->field('content') || - ! length $form->field('content')) { - my $content=""; - if (exists $pagesources{lc($page)}) { - $content=readfile("$config{srcdir}/$pagesources{lc($page)}"); - $content=~s/\n/\r\n/g; - } - $form->field(name => "content", value => $content, - force => 1); - } - $form->tmpl_param("page_select", 0); - $form->field(name => "page", type => 'hidden'); - $form->title("editing $page"); - } - - print $form->render(submit => \@buttons); + # check any negated globs first + foreach my $glob (@globlist) { + return 0 if $glob=~/^!(.*)/ && glob_match($page, $1); } - else { - # save page - my $content=$form->field('content'); - $content=~s/\r\n/\n/g; - $content=~s/\r/\n/g; - writefile("$config{srcdir}/$file", $content); - - my $message="web commit "; - if ($session->param("name")) { - $message.="by ".$session->param("name"); - } - else { - $message.="from $ENV{REMOTE_ADDR}"; - } - if (defined $form->field('comments') && - length $form->field('comments')) { - $message.=": ".$form->field('comments'); - } - - if ($config{svn}) { - if ($newfile) { - rcs_add($file); - } - # prevent deadlock with post-commit hook - unlockwiki(); - # presumably the commit will trigger an update - # of the wiki - my $conflict=rcs_commit($file, $message, - $form->field("rcsinfo")); - - if (defined $conflict) { - $form->field(name => "rcsinfo", value => rcs_prepedit($file), - force => 1); - $form->tmpl_param("page_conflict", 1); - $form->field("content", value => $conflict, force => 1); - $form->field("do", "edit)"); - $form->tmpl_param("page_select", 0); - $form->field(name => "page", type => 'hidden'); - $form->title("editing $page"); - print $form->render(submit => \@buttons); - return; - } - } - else { - loadindex(); - refresh(); - saveindex(); - } - - # The trailing question mark tries to avoid broken - # caches and get the most recent version of the page. - print $q->redirect("$config{url}/".htmlpage($page)."?updated"); - } -} #}}} -sub cgi () { #{{{ - eval q{use CGI}; - eval q{use CGI::Session}; - - my $q=CGI->new; - - my $do=$q->param('do'); - if (! defined $do || ! length $do) { - error("\"do\" parameter missing"); + foreach my $glob (@globlist) { + return 1 if glob_match($page, $glob); } - # This does not need a session. - if ($do eq 'recentchanges') { - cgi_recentchanges($q); - return; - } - - CGI::Session->name("ikiwiki_session"); + return 0; +} #}}} - my $oldmask=umask(077); - my $session = CGI::Session->new("driver:db_file", $q, - { FileName => "$config{srcdir}/.ikiwiki/sessions.db" }); - umask($oldmask); +sub main () { #{{{ + getconfig(); - # Everything below this point needs the user to be signed in. - if ((! $config{anonok} && ! defined $session->param("name") || - ! userinfo_get($session->param("name"), "regdate")) || $do eq 'signin') { - cgi_signin($q, $session); - - # Force session flush with safe umask. - my $oldmask=umask(077); - $session->flush; - umask($oldmask); - - return; + if ($config{cgi}) { + lockwiki(); + loadindex(); + require IkiWiki::CGI; + cgi(); } - - if ($do eq 'create' || $do eq 'edit') { - cgi_editpage($q, $session); + elsif ($config{setup}) { + require IkiWiki::Setup; + setup(); + } + elsif ($config{wrapper}) { + lockwiki(); + require IkiWiki::Wrapper; + gen_wrapper(); } else { - error("unknown do parameter"); + lockwiki(); + loadindex(); + require IkiWiki::Render; + rcs_update(); + rcs_getctime() if $config{getctime}; + refresh(); + saveindex(); } } #}}} -sub setup () { # {{{ - my $setup=possibly_foolish_untaint($config{setup}); - delete $config{setup}; - open (IN, $setup) || error("read $setup: $!\n"); - local $/=undef; - my $code=; - ($code)=$code=~/(.*)/s; - close IN; - - eval $code; - error($@) if $@; - exit; -} #}}} - -# main {{{ -lockwiki(); -setup() if $config{setup}; -if ($config{wrapper}) { - gen_wrapper(%config); - exit; -} -memoize('pagename'); -memoize('bestlink'); -loadindex() unless $config{rebuild}; -if ($config{cgi}) { - cgi(); -} -else { - rcs_update() if $config{svn}; - refresh(); - saveindex(); -} -#}}} +main;