X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/cf2aabd6c87bd1dd3927016ed181180b765156fd..d5c964508f159c7209b98771bed1ec8df4c952a0:/IkiWiki.pm?ds=sidebyside diff --git a/IkiWiki.pm b/IkiWiki.pm index 5f0dca385..d1b65cd51 100644 --- a/IkiWiki.pm +++ b/IkiWiki.pm @@ -5,18 +5,23 @@ use warnings; use strict; use Encode; use HTML::Entities; +use URI::Escape q{uri_escape_utf8}; +use POSIX; +use Storable; use open qw{:utf8 :std}; -use vars qw{%config %links %oldlinks %oldpagemtime %pagectime %pagecase - %renderedfiles %oldrenderedfiles %pagesources %depends %hooks - %forcerebuild $gettext_obj}; +use vars qw{%config %links %oldlinks %pagemtime %pagectime %pagecase + %pagestate %renderedfiles %oldrenderedfiles %pagesources + %destsources %depends %hooks %forcerebuild $gettext_obj}; use Exporter q{import}; our @EXPORT = qw(hook debug error template htmlpage add_depends pagespec_match bestlink htmllink readfile writefile pagetype srcfile pagename - displaytime will_render gettext - %config %links %renderedfiles %pagesources); -our $VERSION = 1.01; # plugin interface version, next is ikiwiki version + displaytime will_render gettext urlto targetpage + add_underlay + %config %links %pagestate %renderedfiles + %pagesources %destsources); +our $VERSION = 2.00; # plugin interface version, next is ikiwiki version our $version='unknown'; # VERSION_AUTOREPLACE done by Makefile, DNE my $installdir=''; # INSTALLDIR_AUTOREPLACE done by Makefile, DNE @@ -27,25 +32,30 @@ memoize("pagespec_translate"); memoize("file_pruned"); sub defaultconfig () { #{{{ - wiki_file_prune_regexps => [qr/\.\./, qr/^\./, qr/\/\./, + return + wiki_file_prune_regexps => [qr/(^|\/)\.\.(\/|$)/, qr/^\./, qr/\/\./, qr/\.x?html?$/, qr/\.ikiwiki-new$/, - qr/(^|\/).svn\//, qr/.arch-ids\//, qr/{arch}\//], - wiki_link_regexp => qr/\[\[(?:([^\]\|]+)\|)?([^\s\]]+)\]\]/, + qr/(^|\/).svn\//, qr/.arch-ids\//, qr/{arch}\//, + qr/(^|\/)_MTN\//, + qr/\.dpkg-tmp$/], wiki_file_regexp => qr/(^[-[:alnum:]_.:\/+]+$)/, web_commit_regexp => qr/^web commit (by (.*?(?=: |$))|from (\d+\.\d+\.\d+\.\d+)):?(.*)/, verbose => 0, syslog => 0, wikiname => "wiki", default_pageext => "mdwn", + htmlext => "html", cgi => 0, + post_commit => 0, rcs => '', - notify => 0, url => '', cgiurl => '', historyurl => '', diffurl => '', rss => 0, atom => 0, + allowrss => 0, + allowatom => 0, discussion => 1, rebuild => 0, refresh => 0, @@ -53,7 +63,6 @@ sub defaultconfig () { #{{{ w3mmode => 0, wrapper => undef, wrappermode => undef, - svnrepo => undef, svnpath => "trunk", gitorigin_branch => "origin", gitmaster_branch => "master", @@ -62,18 +71,25 @@ sub defaultconfig () { #{{{ pingurl => [], templatedir => "$installdir/share/ikiwiki/templates", underlaydir => "$installdir/share/ikiwiki/basewiki", + underlaydirs => [], setup => undef, adminuser => undef, adminemail => undef, - plugin => [qw{mdwn inline htmlscrubber passwordauth signinedit - lockedit conditional}], + plugin => [qw{mdwn link inline htmlscrubber passwordauth openid + signinedit lockedit conditional recentchanges}], + libdir => undef, timeformat => '%c', locale => undef, sslcookie => 0, httpauth => 0, userdir => "", + usedirs => 1, + numbacklinks => 10, + account_creation_password => "", + prefix_directives => 0, + hardlink => 0, } #}}} - + sub checkconfig () { #{{{ # locale stuff; avoid LC_ALL since it overrides everything if (defined $ENV{LC_ALL}) { @@ -81,8 +97,6 @@ sub checkconfig () { #{{{ delete $ENV{LC_ALL}; } if (defined $config{locale}) { - eval q{use POSIX}; - error($@) if $@; if (POSIX::setlocale(&POSIX::LC_ALL, $config{locale})) { $ENV{LANG}=$config{locale}; $gettext_obj=undef; @@ -107,7 +121,7 @@ sub checkconfig () { #{{{ unless exists $config{wikistatedir}; if ($config{rcs}) { - eval qq{require IkiWiki::Rcs::$config{rcs}}; + eval qq{use IkiWiki::Rcs::$config{rcs}}; if ($@) { error("Failed to load RCS module IkiWiki::Rcs::$config{rcs}: $@"); } @@ -116,18 +130,30 @@ sub checkconfig () { #{{{ require IkiWiki::Rcs::Stub; } + if (exists $config{umask}) { + umask(possibly_foolish_untaint($config{umask})); + } + run_hooks(checkconfig => sub { shift->() }); + + return 1; } #}}} sub loadplugins () { #{{{ + if (defined $config{libdir}) { + unshift @INC, possibly_foolish_untaint($config{libdir}); + } + loadplugin($_) foreach @{$config{plugin}}; - + run_hooks(getopt => sub { shift->() }); if (grep /^-/, @ARGV) { print STDERR "Unknown option: $_\n" foreach grep /^-/, @ARGV; usage(); } + + return 1; } #}}} sub loadplugin ($) { #{{{ @@ -135,11 +161,21 @@ sub loadplugin ($) { #{{{ return if grep { $_ eq $plugin} @{$config{disable_plugins}}; + foreach my $dir (defined $config{libdir} ? possibly_foolish_untaint($config{libdir}) : undef, + "$installdir/lib/ikiwiki") { + if (defined $dir && -x "$dir/plugins/$plugin") { + require IkiWiki::Plugin::external; + import IkiWiki::Plugin::external "$dir/plugins/$plugin"; + return 1; + } + } + my $mod="IkiWiki::Plugin::".possibly_foolish_untaint($plugin); eval qq{use $mod}; if ($@) { error("Failed to load plugin $mod: $@"); } + return 1; } #}}} sub error ($;$) { #{{{ @@ -150,7 +186,7 @@ sub error ($;$) { #{{{ print misctemplate(gettext("Error"), "

".gettext("Error").": $message

"); } - log_message(debug => $message) if $config{syslog}; + log_message('err' => $message) if $config{syslog}; if (defined $cleaner) { $cleaner->(); } @@ -159,7 +195,7 @@ sub error ($;$) { #{{{ sub debug ($) { #{{{ return unless $config{verbose}; - log_message(debug => @_); + return log_message(debug => @_); } #}}} my $log_open=0; @@ -168,26 +204,26 @@ sub log_message ($$) { #{{{ if ($config{syslog}) { require Sys::Syslog; - unless ($log_open) { + if (! $log_open) { Sys::Syslog::setlogsock('unix'); Sys::Syslog::openlog('ikiwiki', '', 'user'); $log_open=1; } - eval { - Sys::Syslog::syslog($type, join(" ", @_)); - } + return eval { + Sys::Syslog::syslog($type, "[$config{wikiname}] %s", join(" ", @_)); + }; } elsif (! $config{cgi}) { - print "@_\n"; + return print "@_\n"; } else { - print STDERR "@_\n"; + return print STDERR "@_\n"; } } #}}} sub possibly_foolish_untaint ($) { #{{{ my $tainted=shift; - my ($untainted)=$tainted=~/(.*)/; + my ($untainted)=$tainted=~/(.*)/s; return $untainted; } #}}} @@ -211,7 +247,13 @@ sub pagetype ($) { #{{{ if ($page =~ /\.([^.]+)$/) { return $1 if exists $hooks{htmlize}{$1}; } - return undef; + return; +} #}}} + +sub isinternal ($) { #{{{ + my $page=shift; + return exists $pagesources{$page} && + $pagesources{$page} =~ /\._([^.]+)$/; } #}}} sub pagename ($) { #{{{ @@ -223,18 +265,45 @@ sub pagename ($) { #{{{ return $page; } #}}} -sub htmlpage ($) { #{{{ +sub targetpage ($$) { #{{{ my $page=shift; + my $ext=shift; + + if (! $config{usedirs} || $page =~ /^index$/ ) { + return $page.".".$ext; + } else { + return $page."/index.".$ext; + } +} #}}} - return $page.".html"; +sub htmlpage ($) { #{{{ + my $page=shift; + + return targetpage($page, $config{htmlext}); } #}}} sub srcfile ($) { #{{{ my $file=shift; return "$config{srcdir}/$file" if -e "$config{srcdir}/$file"; - return "$config{underlaydir}/$file" if -e "$config{underlaydir}/$file"; - error("internal error: $file cannot be found"); + foreach my $dir (@{$config{underlaydirs}}, $config{underlaydir}) { + return "$dir/$file" if -e "$dir/$file"; + } + error("internal error: $file cannot be found in $config{srcdir} or underlay"); + return; +} #}}} + +sub add_underlay ($) { #{{{ + my $dir=shift; + + if ($dir=~/^\//) { + unshift @{$config{underlaydirs}}, $dir; + } + else { + unshift @{$config{underlaydirs}}, "$config{underlaydir}/../$dir"; + } + + return 1; } #}}} sub readfile ($;$$) { #{{{ @@ -247,20 +316,17 @@ sub readfile ($;$$) { #{{{ } local $/=undef; - open (IN, $file) || error("failed to read $file: $!"); - binmode(IN) if ($binary); - return \*IN if $wantfd; - my $ret=; - close IN || error("failed to read $file: $!"); + open (my $in, "<", $file) || error("failed to read $file: $!"); + binmode($in) if ($binary); + return \*$in if $wantfd; + my $ret=<$in>; + close $in || error("failed to read $file: $!"); return $ret; } #}}} -sub writefile ($$$;$$) { #{{{ - my $file=shift; # can include subdirs - my $destdir=shift; # directory to put file in - my $content=shift; - my $binary=shift; - my $writer=shift; +sub prep_writefile ($$) { + my $file=shift; + my $destdir=shift; my $test=$file; while (length $test) { @@ -269,12 +335,8 @@ sub writefile ($$$;$$) { #{{{ } $test=dirname($test); } - my $newfile="$destdir/$file.ikiwiki-new"; - if (-l $newfile) { - error("cannot write to a symlink ($newfile)"); - } - my $dir=dirname($newfile); + my $dir=dirname("$destdir/$file"); if (! -d $dir) { my $d=""; foreach my $s (split(m!/+!, $dir)) { @@ -285,18 +347,37 @@ sub writefile ($$$;$$) { #{{{ } } + return 1; +} + +sub writefile ($$$;$$) { #{{{ + my $file=shift; # can include subdirs + my $destdir=shift; # directory to put file in + my $content=shift; + my $binary=shift; + my $writer=shift; + + prep_writefile($file, $destdir); + + my $newfile="$destdir/$file.ikiwiki-new"; + if (-l $newfile) { + error("cannot write to a symlink ($newfile)"); + } + my $cleanup = sub { unlink($newfile) }; - open (OUT, ">$newfile") || error("failed to write $newfile: $!", $cleanup); - binmode(OUT) if ($binary); + open (my $out, '>', $newfile) || error("failed to write $newfile: $!", $cleanup); + binmode($out) if ($binary); if ($writer) { - $writer->(\*OUT, $cleanup); + $writer->(\*$out, $cleanup); } else { - print OUT $content || error("failed writing to $newfile: $!", $cleanup); + print $out $content or error("failed writing to $newfile: $!", $cleanup); } - close OUT || error("failed saving $newfile: $!", $cleanup); + close $out || error("failed saving $newfile: $!", $cleanup); rename($newfile, "$destdir/$file") || error("failed renaming $newfile to $destdir/$file: $!", $cleanup); + + return 1; } #}}} my %cleared; @@ -315,9 +396,15 @@ sub will_render ($$;$) { #{{{ $renderedfiles{$page}=[$dest, grep { $_ ne $dest } @{$renderedfiles{$page}}]; } else { + foreach my $old (@{$renderedfiles{$page}}) { + delete $destsources{$old}; + } $renderedfiles{$page}=[$dest]; $cleared{$page}=1; } + $destsources{$dest}=$page; + + return 1; } #}}} sub bestlink ($$) { #{{{ @@ -329,6 +416,7 @@ sub bestlink ($$) { #{{{ # absolute links $cwd=""; } + $link=~s/\/$//; do { my $l=$cwd; @@ -343,8 +431,14 @@ sub bestlink ($$) { #{{{ } } while $cwd=~s!/?[^/]+$!!; - if (length $config{userdir} && exists $links{"$config{userdir}/".lc($link)}) { - return "$config{userdir}/".lc($link); + if (length $config{userdir}) { + my $l = "$config{userdir}/".lc($link); + if (exists $links{$l}) { + return $l; + } + elsif (exists $pagecase{lc $l}) { + return $pagecase{lc $l}; + } } #print STDERR "warning: page $page, broken link: $link\n"; @@ -354,7 +448,7 @@ sub bestlink ($$) { #{{{ sub isinlinableimage ($) { #{{{ my $file=shift; - $file=~/\.(png|gif|jpg|jpeg)$/i; + return $file =~ /\.(png|gif|jpg|jpeg)$/i; } #}}} sub pagetitle ($;$) { #{{{ @@ -362,27 +456,32 @@ sub pagetitle ($;$) { #{{{ my $unescaped=shift; if ($unescaped) { - $page=~s/__(\d+)__/chr($1)/eg; + $page=~s/(__(\d+)__|_)/$1 eq '_' ? ' ' : chr($2)/eg; } else { - $page=~s/__(\d+)__/&#$1;/g; + $page=~s/(__(\d+)__|_)/$1 eq '_' ? ' ' : "&#$2;"/eg; } - $page=~y/_/ /; return $page; } #}}} sub titlepage ($) { #{{{ my $title=shift; - $title=~y/ /_/; - $title=~s/([^-[:alnum:]_:+\/.])/"__".ord($1)."__"/eg; + $title=~s/([^-[:alnum:]:+\/.])/$1 eq ' ' ? '_' : "__".ord($1)."__"/eg; return $title; } #}}} +sub linkpage ($) { #{{{ + my $link=shift; + $link=~s/([^-[:alnum:]:+\/._])/$1 eq ' ' ? '_' : "__".ord($1)."__"/eg; + return $link; +} #}}} + sub cgiurl (@) { #{{{ my %params=@_; - return $config{cgiurl}."?".join("&", map "$_=$params{$_}", keys %params); + return $config{cgiurl}."?". + join("&", map $_."=".uri_escape_utf8($params{$_}), keys %params); } #}}} sub baseurl (;$) { #{{{ @@ -390,6 +489,7 @@ sub baseurl (;$) { #{{{ return "$config{url}/" if ! defined $page; + $page=htmlpage($page); $page=~s/[^\/]+$//; $page=~s/[^\/]+\//..\//g; return $page; @@ -408,60 +508,131 @@ sub abs2rel ($$) { #{{{ return $ret; } #}}} -sub displaytime ($) { #{{{ +sub displaytime ($;$) { #{{{ my $time=shift; + my $format=shift; + if (! defined $format) { + $format=$config{timeformat}; + } - eval q{use POSIX}; - error($@) if $@; # strftime doesn't know about encodings, so make sure # its output is properly treated as utf8 - return decode_utf8(POSIX::strftime( - $config{timeformat}, localtime($time))); + return decode_utf8(POSIX::strftime($format, localtime($time))); } #}}} -sub htmllink ($$$;$$$) { #{{{ +sub beautify_url ($) { #{{{ + my $url=shift; + + if ($config{usedirs}) { + $url =~ s!/index.$config{htmlext}$!/!; + } + $url =~ s!^$!./!; # Browsers don't like empty links... + + return $url; +} #}}} + +sub urlto ($$) { #{{{ + my $to=shift; + my $from=shift; + + if (! length $to) { + return beautify_url(baseurl($from)); + } + + if (! $destsources{$to}) { + $to=htmlpage($to); + } + + my $link = abs2rel($to, dirname(htmlpage($from))); + + return beautify_url($link); +} #}}} + +sub htmllink ($$$;@) { #{{{ my $lpage=shift; # the page doing the linking my $page=shift; # the page that will contain the link (different for inline) my $link=shift; - my $noimageinline=shift; # don't turn links into inline html images - my $forcesubpage=shift; # force a link to a subpage - my $linktext=shift; # set to force the link text to something + my %opts=@_; + + $link=~s/\/$//; my $bestlink; - if (! $forcesubpage) { + if (! $opts{forcesubpage}) { $bestlink=bestlink($lpage, $link); } else { $bestlink="$lpage/".lc($link); } - $linktext=pagetitle(basename($link)) unless defined $linktext; + my $linktext; + if (defined $opts{linktext}) { + $linktext=$opts{linktext}; + } + else { + $linktext=pagetitle(basename($link)); + } return "$linktext" - if length $bestlink && $page eq $bestlink; + if length $bestlink && $page eq $bestlink && + ! defined $opts{anchor}; - if (! grep { $_ eq $bestlink } map { @{$_} } values %renderedfiles) { + if (! $destsources{$bestlink}) { $bestlink=htmlpage($bestlink); - } - if (! grep { $_ eq $bestlink } map { @{$_} } values %renderedfiles) { - return $linktext unless length $config{cgiurl}; - return " "create", page => lc($link), from => $page). - "\">?$linktext" + + if (! $destsources{$bestlink}) { + return $linktext unless length $config{cgiurl}; + return " "create", + page => pagetitle(lc($link), 1), + from => $lpage + ). + "\">?$linktext" + } } - $bestlink=abs2rel($bestlink, dirname($page)); + $bestlink=abs2rel($bestlink, dirname(htmlpage($page))); + $bestlink=beautify_url($bestlink); - if (! $noimageinline && isinlinableimage($bestlink)) { + if (! $opts{noimageinline} && isinlinableimage($bestlink)) { return "\"$linktext\""; } - return "$linktext"; + + if (defined $opts{anchor}) { + $bestlink.="#".$opts{anchor}; + } + + my @attrs; + if (defined $opts{rel}) { + push @attrs, ' rel="'.$opts{rel}.'"'; + } + if (defined $opts{class}) { + push @attrs, ' class="'.$opts{class}.'"'; + } + + return "$linktext"; +} #}}} + +sub userlink ($) { #{{{ + my $user=shift; + + my $oiduser=eval { openiduser($user) }; + if (defined $oiduser) { + return "$oiduser"; + } + else { + return htmllink("", "", escapeHTML( + length $config{userdir} ? $config{userdir}."/".$user : $user + ), noimageinline => 1); + } } #}}} sub htmlize ($$$) { #{{{ my $page=shift; my $type=shift; my $content=shift; + + my $oneline = $content !~ /\n/; if (exists $hooks{htmlize}{$type}) { $content=$hooks{htmlize}{$type}{call}->( @@ -479,43 +650,71 @@ sub htmlize ($$$) { #{{{ content => $content, ); }); + + if ($oneline) { + # hack to get rid of enclosing junk added by markdown + # and other htmlizers + $content=~s/^

//i; + $content=~s/<\/p>$//i; + chomp $content; + } return $content; } #}}} sub linkify ($$$) { #{{{ - my $lpage=shift; # the page containing the links - my $page=shift; # the page the link will end up on (different for inline) + my $page=shift; + my $destpage=shift; my $content=shift; - $content =~ s{(\\?)$config{wiki_link_regexp}}{ - $2 ? ( $1 ? "[[$2|$3]]" : htmllink($lpage, $page, titlepage($3), 0, 0, pagetitle($2))) - : ( $1 ? "[[$3]]" : htmllink($lpage, $page, titlepage($3))) - }eg; + run_hooks(linkify => sub { + $content=shift->( + page => $page, + destpage => $destpage, + content => $content, + ); + }); return $content; } #}}} my %preprocessing; -sub preprocess ($$$;$) { #{{{ +our $preprocess_preview=0; +sub preprocess ($$$;$$) { #{{{ my $page=shift; # the page the data comes from my $destpage=shift; # the page the data will appear in (different for inline) my $content=shift; my $scan=shift; + my $preview=shift; + + # Using local because it needs to be set within any nested calls + # of this function. + local $preprocess_preview=$preview if defined $preview; my $handle=sub { my $escape=shift; + my $prefix=shift; my $command=shift; my $params=shift; if (length $escape) { - return "[[$command $params]]"; + return "[[$prefix$command $params]]"; } elsif (exists $hooks{preprocess}{$command}) { return "" if $scan && ! $hooks{preprocess}{$command}{scan}; # Note: preserve order of params, some plugins may # consider it significant. my @params; - while ($params =~ /(?:(\w+)=)?(?:"""(.*?)"""|"([^"]+)"|(\S+))(?:\s+|$)/sg) { + while ($params =~ m{ + (?:([-\w]+)=)? # 1: named parameter key? + (?: + """(.*?)""" # 2: triple-quoted value + | + "([^"]+)" # 3: single-quoted value + | + (\S+) # 4: unquoted value + ) + (?:\s+|$) # delimiter to next param + }sgx) { my $key=$1; my $val; if (defined $2) { @@ -549,29 +748,92 @@ sub preprocess ($$$;$) { #{{{ $command, $page, $preprocessing{$page}). "]]"; } - my $ret=$hooks{preprocess}{$command}{call}->( - @params, - page => $page, - destpage => $destpage, - ); + my $ret; + if (! $scan) { + $ret=$hooks{preprocess}{$command}{call}->( + @params, + page => $page, + destpage => $destpage, + preview => $preprocess_preview, + ); + } + else { + # use void context during scan pass + $hooks{preprocess}{$command}{call}->( + @params, + page => $page, + destpage => $destpage, + preview => $preprocess_preview, + ); + $ret=""; + } $preprocessing{$page}--; return $ret; } else { - return "[[$command $params]]"; + return "[[$prefix$command $params]]"; } }; - $content =~ s{(\\?)\[\[(\w+)\s+((?:(?:\w+=)?(?:""".*?"""|"[^"]+"|[^\s\]]+)\s*)*)\]\]}{$handle->($1, $2, $3)}seg; + my $regex; + if ($config{prefix_directives}) { + $regex = qr{ + (\\?) # 1: escape? + \[\[(!) # directive open; 2: prefix + ([-\w]+) # 3: command + ( # 4: the parameters.. + \s+ # Must have space if parameters present + (?: + (?:[-\w]+=)? # named parameter key? + (?: + """.*?""" # triple-quoted value + | + "[^"]+" # single-quoted value + | + [^\s\]]+ # unquoted value + ) + \s* # whitespace or end + # of directive + ) + *)? # 0 or more parameters + \]\] # directive closed + }sx; + } else { + $regex = qr{ + (\\?) # 1: escape? + \[\[(!?) # directive open; 2: optional prefix + ([-\w]+) # 3: command + \s+ + ( # 4: the parameters.. + (?: + (?:[-\w]+=)? # named parameter key? + (?: + """.*?""" # triple-quoted value + | + "[^"]+" # single-quoted value + | + [^\s\]]+ # unquoted value + ) + \s* # whitespace or end + # of directive + ) + *) # 0 or more parameters + \]\] # directive closed + }sx; + } + + $content =~ s{$regex}{$handle->($1, $2, $3, $4)}eg; return $content; } #}}} -sub filter ($$) { #{{{ +sub filter ($$$) { #{{{ my $page=shift; + my $destpage=shift; my $content=shift; run_hooks(filter => sub { - $content=shift->(page => $page, content => $content); + $content=shift->(page => $page, destpage => $destpage, + content => $content); }); return $content; @@ -581,86 +843,164 @@ sub indexlink () { #{{{ return "$config{wikiname}"; } #}}} -sub lockwiki () { #{{{ +my $wikilock; + +sub lockwiki (;$) { #{{{ + my $wait=@_ ? shift : 1; # Take an exclusive lock on the wiki to prevent multiple concurrent # run issues. The lock will be dropped on program exit. if (! -d $config{wikistatedir}) { mkdir($config{wikistatedir}); } - open(WIKILOCK, ">$config{wikistatedir}/lockfile") || + open($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 $wait=600; # arbitrary, but don't hang forever to - # prevent process pileup - for (1..$wait) { - return if flock(WIKILOCK, 2 | 4); - sleep 1; + if (! flock($wikilock, 2 | 4)) { # LOCK_EX | LOCK_NB + if ($wait) { + debug("wiki seems to be locked, waiting for lock"); + my $wait=600; # arbitrary, but don't hang forever to + # prevent process pileup + for (1..$wait) { + return if flock($wikilock, 2 | 4); + sleep 1; + } + error("wiki is locked; waited $wait seconds without lock being freed (possible stuck process or stale lock?)"); + } + else { + return 0; } - error("wiki is locked; waited $wait seconds without lock being freed (possible stuck process or stale lock?)"); } + return 1; } #}}} sub unlockwiki () { #{{{ - close WIKILOCK; + return close($wikilock) if $wikilock; + return; } #}}} -sub loadindex () { #{{{ - open (IN, "$config{wikistatedir}/index") || return; - while () { - $_=possibly_foolish_untaint($_); - chomp; - my %items; - $items{link}=[]; - $items{dest}=[]; - foreach my $i (split(/ /, $_)) { - my ($item, $val)=split(/=/, $i, 2); - push @{$items{$item}}, decode_entities($val); - } +my $commitlock; - next unless exists $items{src}; # skip bad lines for now +sub commit_hook_enabled () { #{{{ + open($commitlock, '+>', "$config{wikistatedir}/commitlock") || + error("cannot write to $config{wikistatedir}/commitlock: $!"); + if (! flock($commitlock, 1 | 4)) { # LOCK_SH | LOCK_NB to test + close($commitlock) || error("failed closing commitlock: $!"); + return 0; + } + close($commitlock) || error("failed closing commitlock: $!"); + return 1; +} #}}} - my $page=pagename($items{src}[0]); +sub disable_commit_hook () { #{{{ + open($commitlock, '>', "$config{wikistatedir}/commitlock") || + error("cannot write to $config{wikistatedir}/commitlock: $!"); + if (! flock($commitlock, 2)) { # LOCK_EX + error("failed to get commit lock"); + } + return 1; +} #}}} + +sub enable_commit_hook () { #{{{ + return close($commitlock) if $commitlock; + return; +} #}}} + +sub loadindex () { #{{{ + %oldrenderedfiles=%pagectime=(); + if (! $config{rebuild}) { + %pagesources=%pagemtime=%oldlinks=%links=%depends= + %destsources=%renderedfiles=%pagecase=%pagestate=(); + } + my $in; + if (! open ($in, "<", "$config{wikistatedir}/indexdb")) { + if (-e "$config{wikistatedir}/index") { + system("ikiwiki-transition", "indexdb", $config{srcdir}); + open ($in, "<", "$config{wikistatedir}/indexdb") || return; + } + else { + return; + } + } + my $ret=Storable::fd_retrieve($in); + if (! defined $ret) { + return 0; + } + my %index=%$ret; + foreach my $src (keys %index) { + my %d=%{$index{$src}}; + my $page=pagename($src); + $pagectime{$page}=$d{ctime}; if (! $config{rebuild}) { - $pagesources{$page}=$items{src}[0]; - $oldpagemtime{$page}=$items{mtime}[0]; - $oldlinks{$page}=[@{$items{link}}]; - $links{$page}=[@{$items{link}}]; - $depends{$page}=$items{depends}[0] if exists $items{depends}; - $renderedfiles{$page}=[@{$items{dest}}]; - $oldrenderedfiles{$page}=[@{$items{dest}}]; - $pagecase{lc $page}=$page; + $pagesources{$page}=$src; + $pagemtime{$page}=$d{mtime}; + $renderedfiles{$page}=$d{dest}; + if (exists $d{links} && ref $d{links}) { + $links{$page}=$d{links}; + $oldlinks{$page}=[@{$d{links}}]; + } + if (exists $d{depends}) { + $depends{$page}=$d{depends}; + } + if (exists $d{state}) { + $pagestate{$page}=$d{state}; + } } - $pagectime{$page}=$items{ctime}[0]; + $oldrenderedfiles{$page}=[@{$d{dest}}]; } - close IN; + foreach my $page (keys %pagesources) { + $pagecase{lc $page}=$page; + } + foreach my $page (keys %renderedfiles) { + $destsources{$_}=$page foreach @{$renderedfiles{$page}}; + } + return close($in); } #}}} sub saveindex () { #{{{ run_hooks(savestate => sub { shift->() }); + my %hookids; + foreach my $type (keys %hooks) { + $hookids{$_}=1 foreach keys %{$hooks{$type}}; + } + my @hookids=keys %hookids; + if (! -d $config{wikistatedir}) { mkdir($config{wikistatedir}); } - my $newfile="$config{wikistatedir}/index.new"; + my $newfile="$config{wikistatedir}/indexdb.new"; my $cleanup = sub { unlink($newfile) }; - open (OUT, ">$newfile") || error("cannot write to $newfile: $!", $cleanup); - foreach my $page (keys %oldpagemtime) { - next unless $oldpagemtime{$page}; - my $line="mtime=$oldpagemtime{$page} ". - "ctime=$pagectime{$page} ". - "src=$pagesources{$page}"; - $line.=" dest=$_" foreach @{$renderedfiles{$page}}; - my %count; - $line.=" link=$_" foreach grep { ++$count{$_} == 1 } @{$links{$page}}; + open (my $out, '>', $newfile) || error("cannot write to $newfile: $!", $cleanup); + my %index; + foreach my $page (keys %pagemtime) { + next unless $pagemtime{$page}; + my $src=$pagesources{$page}; + + $index{$src}={ + ctime => $pagectime{$page}, + mtime => $pagemtime{$page}, + dest => $renderedfiles{$page}, + links => $links{$page}, + }; + if (exists $depends{$page}) { - $line.=" depends=".encode_entities($depends{$page}, " \t\n"); + $index{$src}{depends} = $depends{$page}; + } + + if (exists $pagestate{$page}) { + foreach my $id (@hookids) { + foreach my $key (keys %{$pagestate{$page}{$id}}) { + $index{$src}{state}{$id}{$key}=$pagestate{$page}{$id}{$key}; + } + } } - print OUT $line."\n" || error("failed writing to $newfile: $!", $cleanup); } - close OUT || error("failed saving to $newfile: $!", $cleanup); - rename($newfile, "$config{wikistatedir}/index") || - error("failed renaming $newfile to $config{wikistatedir}/index", $cleanup); + my $ret=Storable::nstore_fd(\%index, $out); + return if ! defined $ret || ! $ret; + close $out || error("failed saving to $newfile: $!", $cleanup); + rename($newfile, "$config{wikistatedir}/indexdb") || + error("failed renaming $newfile to $config{wikistatedir}/indexdb", $cleanup); + + return 1; } #}}} sub template_file ($) { #{{{ @@ -669,7 +1009,7 @@ sub template_file ($) { #{{{ foreach my $dir ($config{templatedir}, "$installdir/share/ikiwiki/templates") { return "$dir/$template" if -e "$dir/$template"; } - return undef; + return; } #}}} sub template_params (@) { #{{{ @@ -680,11 +1020,10 @@ sub template_params (@) { #{{{ return ""; } - require HTML::Template; my @ret=( filter => sub { my $text_ref = shift; - $$text_ref=&Encode::decode_utf8($$text_ref); + ${$text_ref} = decode_utf8(${$text_ref}); }, filename => $filename, loop_context_vars => 1, @@ -695,7 +1034,8 @@ sub template_params (@) { #{{{ } #}}} sub template ($;@) { #{{{ - HTML::Template->new(template_params(@_)); + require HTML::Template; + return HTML::Template->new(template_params(@_)); } #}}} sub misctemplate ($$;@) { #{{{ @@ -721,12 +1061,13 @@ sub hook (@) { # {{{ my %param=@_; if (! exists $param{type} || ! ref $param{call} || ! exists $param{id}) { - error "hook requires type, call, and id parameters"; + error 'hook requires type, call, and id parameters'; } return if $param{no_override} && exists $hooks{$param{type}}{$param{id}}; $hooks{$param{type}}{$param{id}}=\%param; + return 1; } # }}} sub run_hooks ($$) { # {{{ @@ -748,6 +1089,8 @@ sub run_hooks ($$) { # {{{ $sub->($hooks{$type}{$id}{call}); } } + + return 1; } #}}} sub globlist_to_pagespec ($) { #{{{ @@ -763,9 +1106,9 @@ sub globlist_to_pagespec ($) { #{{{ } } - my $spec=join(" or ", @spec); + my $spec=join(' or ', @spec); if (@skip) { - my $skip=join(" and ", @skip); + my $skip=join(' and ', @skip); if (length $spec) { $spec="$skip and ($spec)"; } @@ -778,7 +1121,7 @@ sub globlist_to_pagespec ($) { #{{{ sub is_globlist ($) { #{{{ my $s=shift; - $s=~/[^\s]+\s+([^\s]+)/ && $1 ne "and" && $1 ne "or"; + return ( $s =~ /[^\s]+\s+([^\s]+)/ && $1 ne "and" && $1 ne "or" ); } #}}} sub safequote ($) { #{{{ @@ -791,27 +1134,33 @@ sub add_depends ($$) { #{{{ my $page=shift; my $pagespec=shift; + return unless pagespec_valid($pagespec); + if (! exists $depends{$page}) { $depends{$page}=$pagespec; } else { $depends{$page}=pagespec_merge($depends{$page}, $pagespec); } + + return 1; } # }}} sub file_pruned ($$) { #{{{ require File::Spec; my $file=File::Spec->canonpath(shift); my $base=File::Spec->canonpath(shift); - $file=~s#^\Q$base\E/*##; + $file =~ s#^\Q$base\E/+##; my $regexp='('.join('|', @{$config{wiki_file_prune_regexps}}).')'; - $file =~ m/$regexp/; + return $file =~ m/$regexp/ && $file ne $base; } #}}} sub gettext { #{{{ # Only use gettext in the rare cases it's needed. - if (exists $ENV{LANG} || exists $ENV{LC_ALL} || exists $ENV{LC_MESSAGES}) { + if ((exists $ENV{LANG} && length $ENV{LANG}) || + (exists $ENV{LC_ALL} && length $ENV{LC_ALL}) || + (exists $ENV{LC_MESSAGES} && length $ENV{LC_MESSAGES})) { if (! $gettext_obj) { $gettext_obj=eval q{ use Locale::gettext q{textdomain}; @@ -848,8 +1197,6 @@ sub pagespec_merge ($$) { #{{{ } #}}} sub pagespec_translate ($) { #{{{ - # This assumes that $page is in scope in the function - # that evalulates the translated pagespec code. my $spec=shift; # Support for old-style GlobLists. @@ -859,55 +1206,108 @@ sub pagespec_translate ($) { #{{{ # Convert spec to perl code. my $code=""; - while ($spec=~m/\s*(\!|\(|\)|\w+\([^\)]+\)|[^\s()]+)\s*/ig) { + while ($spec=~m{ + \s* # ignore whitespace + ( # 1: match a single word + \! # ! + | + \( # ( + | + \) # ) + | + \w+\([^\)]*\) # command(params) + | + [^\s()]+ # any other text + ) + \s* # ignore whitespace + }igx) { my $word=$1; - if (lc $word eq "and") { - $code.=" &&"; + if (lc $word eq 'and') { + $code.=' &&'; } - elsif (lc $word eq "or") { - $code.=" ||"; + elsif (lc $word eq 'or') { + $code.=' ||'; } elsif ($word eq "(" || $word eq ")" || $word eq "!") { - $code.=" ".$word; + $code.=' '.$word; } elsif ($word =~ /^(\w+)\((.*)\)$/) { if (exists $IkiWiki::PageSpec::{"match_$1"}) { - $code.=" IkiWiki::PageSpec::match_$1(\$page, ".safequote($2).")"; + $code.="IkiWiki::PageSpec::match_$1(\$page, ".safequote($2).", \@_)"; } else { - $code.=" 0"; + $code.=' 0'; } } else { - $code.=" IkiWiki::PageSpec::match_glob(\$page, ".safequote($word).", \$from)"; + $code.=" IkiWiki::PageSpec::match_glob(\$page, ".safequote($word).", \@_)"; } } - return $code; + return eval 'sub { my $page=shift; '.$code.' }'; } #}}} -sub pagespec_match ($$;$) { #{{{ +sub pagespec_match ($$;@) { #{{{ my $page=shift; my $spec=shift; - my $from=shift; + my @params=@_; - return eval pagespec_translate($spec); + # Backwards compatability with old calling convention. + if (@params == 1) { + unshift @params, 'location'; + } + + my $sub=pagespec_translate($spec); + return IkiWiki::FailReason->new('syntax error') if $@; + return $sub->($page, @params); } #}}} +sub pagespec_valid ($) { #{{{ + my $spec=shift; + + my $sub=pagespec_translate($spec); + return ! $@; +} #}}} + +package IkiWiki::FailReason; + +use overload ( #{{{ + '""' => sub { ${$_[0]} }, + '0+' => sub { 0 }, + '!' => sub { bless $_[0], 'IkiWiki::SuccessReason'}, + fallback => 1, +); #}}} + +sub new { #{{{ + return bless \$_[1], $_[0]; +} #}}} + +package IkiWiki::SuccessReason; + +use overload ( #{{{ + '""' => sub { ${$_[0]} }, + '0+' => sub { 1 }, + '!' => sub { bless $_[0], 'IkiWiki::FailReason'}, + fallback => 1, +); #}}} + +sub new { #{{{ + return bless \$_[1], $_[0]; +}; #}}} + package IkiWiki::PageSpec; -sub match_glob ($$$) { #{{{ +sub match_glob ($$;@) { #{{{ my $page=shift; my $glob=shift; - my $from=shift; - if (! defined $from){ - $from = ""; - } - + my %params=@_; + + my $from=exists $params{location} ? $params{location} : ''; + # relative matching if ($glob =~ m!^\./!) { - $from=~s!/?[^/]+$!!; - $glob=~s!^\./!!; + $from=~s#/?[^/]+$##; + $glob=~s#^\./##; $glob="$from/$glob" if length $from; } @@ -916,58 +1316,116 @@ sub match_glob ($$$) { #{{{ $glob=~s/\\\*/.*/g; $glob=~s/\\\?/./g; - return $page=~/^$glob$/i; + if ($page=~/^$glob$/i) { + if (! IkiWiki::isinternal($page) || $params{internal}) { + return IkiWiki::SuccessReason->new("$glob matches $page"); + } + else { + return IkiWiki::FailReason->new("$glob matches $page, but the page is an internal page"); + } + } + else { + return IkiWiki::FailReason->new("$glob does not match $page"); + } +} #}}} + +sub match_internal ($$;@) { #{{{ + return match_glob($_[0], $_[1], @_, internal => 1) } #}}} -sub match_link ($$) { #{{{ +sub match_link ($$;@) { #{{{ my $page=shift; my $link=lc(shift); + my %params=@_; - my $links = $IkiWiki::links{$page} or return undef; - foreach my $p (@$links) { - return 1 if lc $p eq $link; + my $from=exists $params{location} ? $params{location} : ''; + + # relative matching + if ($link =~ m!^\.! && defined $from) { + $from=~s#/?[^/]+$##; + $link=~s#^\./##; + $link="$from/$link" if length $from; } - return 0; + + my $links = $IkiWiki::links{$page}; + return IkiWiki::FailReason->new("$page has no links") unless $links && @{$links}; + my $bestlink = IkiWiki::bestlink($from, $link); + foreach my $p (@{$links}) { + if (length $bestlink) { + return IkiWiki::SuccessReason->new("$page links to $link") + if $bestlink eq IkiWiki::bestlink($page, $p); + } + else { + return IkiWiki::SuccessReason->new("$page links to page $p matching $link") + if match_glob($p, $link, %params); + } + } + return IkiWiki::FailReason->new("$page does not link to $link"); } #}}} -sub match_backlink ($$) { #{{{ - match_link(pop, pop); +sub match_backlink ($$;@) { #{{{ + return match_link($_[1], $_[0], @_); } #}}} -sub match_created_before ($$) { #{{{ +sub match_created_before ($$;@) { #{{{ my $page=shift; my $testpage=shift; if (exists $IkiWiki::pagectime{$testpage}) { - return $IkiWiki::pagectime{$page} < $IkiWiki::pagectime{$testpage}; + if ($IkiWiki::pagectime{$page} < $IkiWiki::pagectime{$testpage}) { + return IkiWiki::SuccessReason->new("$page created before $testpage"); + } + else { + return IkiWiki::FailReason->new("$page not created before $testpage"); + } } else { - return 0; + return IkiWiki::FailReason->new("$testpage has no ctime"); } } #}}} -sub match_created_after ($$) { #{{{ +sub match_created_after ($$;@) { #{{{ my $page=shift; my $testpage=shift; if (exists $IkiWiki::pagectime{$testpage}) { - return $IkiWiki::pagectime{$page} > $IkiWiki::pagectime{$testpage}; + if ($IkiWiki::pagectime{$page} > $IkiWiki::pagectime{$testpage}) { + return IkiWiki::SuccessReason->new("$page created after $testpage"); + } + else { + return IkiWiki::FailReason->new("$page not created after $testpage"); + } } else { - return 0; + return IkiWiki::FailReason->new("$testpage has no ctime"); } } #}}} -sub match_creation_day ($$) { #{{{ - return ((gmtime($IkiWiki::pagectime{shift()}))[3] == shift); +sub match_creation_day ($$;@) { #{{{ + if ((gmtime($IkiWiki::pagectime{shift()}))[3] == shift) { + return IkiWiki::SuccessReason->new('creation_day matched'); + } + else { + return IkiWiki::FailReason->new('creation_day did not match'); + } } #}}} -sub match_creation_month ($$) { #{{{ - return ((gmtime($IkiWiki::pagectime{shift()}))[4] + 1 == shift); +sub match_creation_month ($$;@) { #{{{ + if ((gmtime($IkiWiki::pagectime{shift()}))[4] + 1 == shift) { + return IkiWiki::SuccessReason->new('creation_month matched'); + } + else { + return IkiWiki::FailReason->new('creation_month did not match'); + } } #}}} -sub match_creation_year ($$) { #{{{ - return ((gmtime($IkiWiki::pagectime{shift()}))[5] + 1900 == shift); +sub match_creation_year ($$;@) { #{{{ + if ((gmtime($IkiWiki::pagectime{shift()}))[5] + 1900 == shift) { + return IkiWiki::SuccessReason->new('creation_year matched'); + } + else { + return IkiWiki::FailReason->new('creation_year did not match'); + } } #}}} 1