X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/914c839ceb02fdbb36a49aa6548dc95beaf59ea4..5d8fa0de2736b615b62f6c5df4c015ee868fe703:/IkiWiki.pm

diff --git a/IkiWiki.pm b/IkiWiki.pm
index f6adb360a..6233d2ead 100644
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -18,15 +18,15 @@ use vars qw{%config %links %oldlinks %pagemtime %pagectime %pagecase
 
 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 urlto targetpage
-		 add_underlay pagetitle titlepage linkpage newpagefile
-		 inject
+                 pagespec_match_list bestlink htmllink readfile writefile
+		 pagetype srcfile pagename displaytime will_render gettext urlto
+		 targetpage add_underlay pagetitle titlepage linkpage
+		 newpagefile inject add_link
                  %config %links %pagestate %wikistate %renderedfiles
                  %pagesources %destsources);
 our $VERSION = 3.00; # plugin interface version, next is ikiwiki version
 our $version='unknown'; # VERSION_AUTOREPLACE done by Makefile, DNE
-my $installdir=''; # INSTALLDIR_AUTOREPLACE done by Makefile, DNE
+our $installdir='/usr'; # INSTALLDIR_AUTOREPLACE done by Makefile, DNE
 
 # Optimisation.
 use Memoize;
@@ -157,6 +157,13 @@ sub getsetup () {
 		safe => 0, # path
 		rebuild => 0,
 	},
+	underlaydirbase => {
+		type => "internal",
+		default => "$installdir/share/ikiwiki",
+		description => "parent directory containing additional underlays",
+		safe => 0,
+		rebuild => 0,
+	},
 	wrappers => {
 		type => "internal",
 		default => [],
@@ -174,7 +181,7 @@ sub getsetup () {
 	verbose => {
 		type => "boolean",
 		example => 1,
-		description => "display verbose messages when building?",
+		description => "display verbose messages?",
 		safe => 1,
 		rebuild => 0,
 	},
@@ -321,7 +328,7 @@ sub getsetup () {
 		default => [qr/(^|\/)\.\.(\/|$)/, qr/^\./, qr/\/\./,
 			qr/\.x?html?$/, qr/\.ikiwiki-new$/,
 			qr/(^|\/).svn\//, qr/.arch-ids\//, qr/{arch}\//,
-			qr/(^|\/)_MTN\//,
+			qr/(^|\/)_MTN\//, qr/(^|\/)_darcs\//,
 			qr/\.dpkg-tmp$/],
 		description => "regexps of source files to ignore",
 		safe => 0,
@@ -533,7 +540,7 @@ sub loadplugins () {
 
 	run_hooks(getopt => sub { shift->() });
 	if (grep /^-/, @ARGV) {
-		print STDERR "Unknown option: $_\n"
+		print STDERR "Unknown option (or missing parameter): $_\n"
 			foreach grep /^-/, @ARGV;
 		usage();
 	}
@@ -627,27 +634,34 @@ sub dirname ($) {
 	return $file;
 }
 
-sub pagetype ($) {
+sub isinternal ($) {
 	my $page=shift;
+	return exists $pagesources{$page} &&
+		$pagesources{$page} =~ /\._([^.]+)$/;
+}
+
+sub pagetype ($) {
+	my $file=shift;
 	
-	if ($page =~ /\.([^.]+)$/) {
+	if ($file =~ /\.([^.]+)$/) {
 		return $1 if exists $hooks{htmlize}{$1};
 	}
+	my $base=basename($file);
+	if (exists $hooks{htmlize}{$base} &&
+	    $hooks{htmlize}{$base}{noextension}) {
+		return $base;
+	}
 	return;
 }
 
-sub isinternal ($) {
-	my $page=shift;
-	return exists $pagesources{$page} &&
-		$pagesources{$page} =~ /\._([^.]+)$/;
-}
-
 sub pagename ($) {
 	my $file=shift;
 
 	my $type=pagetype($file);
 	my $page=$file;
-	$page=~s/\Q.$type\E*$// if defined $type && !$hooks{htmlize}{$type}{keepextension};
+ 	$page=~s/\Q.$type\E*$//
+		if defined $type && !$hooks{htmlize}{$type}{keepextension}
+			&& !$hooks{htmlize}{$type}{noextension};
 	if ($config{indexpages} && $page=~/(.*)\/index$/) {
 		$page=$1;
 	}
@@ -708,7 +722,7 @@ sub add_underlay ($) {
 	my $dir=shift;
 
 	if ($dir !~ /^\//) {
-		$dir="$config{underlaydir}/../$dir";
+		$dir="$config{underlaydirbase}/$dir";
 	}
 
 	if (! grep { $_ eq $dir } @{$config{underlaydirs}}) {
@@ -1293,6 +1307,70 @@ sub indexlink () {
 	return "<a href=\"$config{url}\">$config{wikiname}</a>";
 }
 
+sub check_canedit ($$$;$) {
+	my $page=shift;
+	my $q=shift;
+	my $session=shift;
+	my $nonfatal=shift;
+	
+	my $canedit;
+	run_hooks(canedit => sub {
+		return if defined $canedit;
+		my $ret=shift->($page, $q, $session);
+		if (defined $ret) {
+			if ($ret eq "") {
+				$canedit=1;
+			}
+			elsif (ref $ret eq 'CODE') {
+				$ret->() unless $nonfatal;
+				$canedit=0;
+			}
+			elsif (defined $ret) {
+				error($ret) unless $nonfatal;
+				$canedit=0;
+			}
+		}
+	});
+	return defined $canedit ? $canedit : 1;
+}
+
+sub check_content (@) {
+	my %params=@_;
+	
+	return 1 if ! exists $hooks{checkcontent}; # optimisation
+
+	if (exists $pagesources{$params{page}}) {
+		my @diff;
+		my %old=map { $_ => 1 }
+		        split("\n", readfile(srcfile($pagesources{$params{page}})));
+		foreach my $line (split("\n", $params{content})) {
+			push @diff, $line if ! exists $old{$_};
+		}
+		$params{content}=join("\n", @diff);
+	}
+
+	my $ok;
+	run_hooks(checkcontent => sub {
+		return if defined $ok;
+		my $ret=shift->(%params);
+		if (defined $ret) {
+			if ($ret eq "") {
+				$ok=1;
+			}
+			elsif (ref $ret eq 'CODE') {
+				$ret->() unless $params{nonfatal};
+				$ok=0;
+			}
+			elsif (defined $ret) {
+				error($ret) unless $params{nonfatal};
+				$ok=0;
+			}
+		}
+
+	});
+	return defined $ok ? $ok : 1;
+}
+
 my $wikilock;
 
 sub lockwiki () {
@@ -1536,15 +1614,19 @@ sub run_hooks ($$) {
 	my $sub=shift;
 
 	if (exists $hooks{$type}) {
-		my @deferred;
+		my (@first, @middle, @last);
 		foreach my $id (keys %{$hooks{$type}}) {
-			if ($hooks{$type}{$id}{last}) {
-				push @deferred, $id;
-				next;
+			if ($hooks{$type}{$id}{first}) {
+				push @first, $id;
+			}
+			elsif ($hooks{$type}{$id}{last}) {
+				push @last, $id;
+			}
+			else {
+				push @middle, $id;
 			}
-			$sub->($hooks{$type}{$id}{call});
 		}
-		foreach my $id (@deferred) {
+		foreach my $id (@first, @middle, @last) {
 			$sub->($hooks{$type}{$id}{call});
 		}
 	}
@@ -1654,7 +1736,7 @@ sub gettext {
 sub yesno ($) {
 	my $val=shift;
 
-	return (defined $val && lc($val) eq gettext("yes"));
+	return (defined $val && (lc($val) eq gettext("yes") || lc($val) eq "yes" || $val eq "1"));
 }
 
 sub inject {
@@ -1682,6 +1764,14 @@ sub inject {
 	use warnings;
 }
 
+sub add_link ($$) {
+	my $page=shift;
+	my $link=shift;
+
+	push @{$links{$page}}, $link
+		unless grep { $_ eq $link } @{$links{$page}};
+}
+
 sub pagespec_merge ($$) {
 	my $a=shift;
 	my $b=shift;
@@ -1725,7 +1815,7 @@ sub pagespec_translate ($) {
 				$code.="IkiWiki::PageSpec::match_$1(\$page, ".safequote($2).", \@_)";
 			}
 			else {
-				$code.=' 0';
+				$code.="IkiWiki::ErrorReason->new(".safequote(qq{unknown function in pagespec "$word"}).")";
 			}
 		}
 		else {
@@ -1734,7 +1824,7 @@ sub pagespec_translate ($) {
 	}
 
 	if (! length $code) {
-		$code=0;
+		$code="IkiWiki::FailReason->new('empty pagespec')";
 	}
 
 	no warnings;
@@ -1752,11 +1842,35 @@ sub pagespec_match ($$;@) {
 	}
 
 	my $sub=pagespec_translate($spec);
-	return IkiWiki::FailReason->new("syntax error in pagespec \"$spec\"")
+	return IkiWiki::ErrorReason->new("syntax error in pagespec \"$spec\"")
 		if $@ || ! defined $sub;
 	return $sub->($page, @params);
 }
 
+sub pagespec_match_list ($$;@) {
+	my $pages=shift;
+	my $spec=shift;
+	my @params=@_;
+
+	my $sub=pagespec_translate($spec);
+	error "syntax error in pagespec \"$spec\""
+		if $@ || ! defined $sub;
+	
+	my @ret;
+	my $r;
+	foreach my $page (@$pages) {
+		$r=$sub->($page, @params);
+		push @ret, $page if $r;
+	}
+
+	if (! @ret && defined $r && $r->isa("IkiWiki::ErrorReason")) {
+		error(sprintf(gettext("cannot match pages: %s"), $r));
+	}
+	else {
+		return @ret;
+	}
+}
+
 sub pagespec_valid ($) {
 	my $spec=shift;
 
@@ -1786,6 +1900,10 @@ sub new {
 	return bless \$value, $class;
 }
 
+package IkiWiki::ErrorReason;
+
+our @ISA = 'IkiWiki::FailReason';
+
 package IkiWiki::SuccessReason;
 
 use overload (
@@ -1803,19 +1921,25 @@ sub new {
 
 package IkiWiki::PageSpec;
 
+sub derel ($$) {
+	my $path=shift;
+	my $from=shift;
+
+	if ($path =~ m!^\./!) {
+		$from=~s#/?[^/]+$## if defined $from;
+		$path=~s#^\./##;
+		$path="$from/$path" if length $from;
+	}
+
+	return $path;
+}
+
 sub match_glob ($$;@) {
 	my $page=shift;
 	my $glob=shift;
 	my %params=@_;
 	
-	my $from=exists $params{location} ? $params{location} : '';
-	
-	# relative matching
-	if ($glob =~ m!^\./!) {
-		$from=~s#/?[^/]+$##;
-		$glob=~s#^\./##;
-		$glob="$from/$glob" if length $from;
-	}
+	$glob=derel($glob, $params{location});
 
 	my $regexp=IkiWiki::glob2re($glob);
 	if ($page=~/^$regexp$/i) {
@@ -1840,15 +1964,9 @@ sub match_link ($$;@) {
 	my $link=lc(shift);
 	my %params=@_;
 
+	$link=derel($link, $params{location});
 	my $from=exists $params{location} ? $params{location} : '';
 
-	# relative matching
-	if ($link =~ m!^\.! && defined $from) {
-		$from=~s#/?[^/]+$##;
-		$link=~s#^\./##;
-		$link="$from/$link" if length $from;
-	}
-
 	my $links = $IkiWiki::links{$page};
 	return IkiWiki::FailReason->new("$page has no links") unless $links && @{$links};
 	my $bestlink = IkiWiki::bestlink($from, $link);
@@ -1876,6 +1994,9 @@ sub match_backlink ($$;@) {
 sub match_created_before ($$;@) {
 	my $page=shift;
 	my $testpage=shift;
+	my %params=@_;
+	
+	$testpage=derel($testpage, $params{location});
 
 	if (exists $IkiWiki::pagectime{$testpage}) {
 		if ($IkiWiki::pagectime{$page} < $IkiWiki::pagectime{$testpage}) {
@@ -1893,6 +2014,9 @@ sub match_created_before ($$;@) {
 sub match_created_after ($$;@) {
 	my $page=shift;
 	my $testpage=shift;
+	my %params=@_;
+	
+	$testpage=derel($testpage, $params{location});
 
 	if (exists $IkiWiki::pagectime{$testpage}) {
 		if ($IkiWiki::pagectime{$page} > $IkiWiki::pagectime{$testpage}) {
@@ -1940,7 +2064,7 @@ sub match_user ($$;@) {
 	my %params=@_;
 	
 	if (! exists $params{user}) {
-		return IkiWiki::FailReason->new("no user specified");
+		return IkiWiki::ErrorReason->new("no user specified");
 	}
 
 	if (defined $params{user} && lc $params{user} eq lc $user) {
@@ -1960,7 +2084,7 @@ sub match_admin ($$;@) {
 	my %params=@_;
 	
 	if (! exists $params{user}) {
-		return IkiWiki::FailReason->new("no user specified");
+		return IkiWiki::ErrorReason->new("no user specified");
 	}
 
 	if (defined $params{user} && IkiWiki::is_admin($params{user})) {
@@ -1980,7 +2104,7 @@ sub match_ip ($$;@) {
 	my %params=@_;
 	
 	if (! exists $params{ip}) {
-		return IkiWiki::FailReason->new("no IP specified");
+		return IkiWiki::ErrorReason->new("no IP specified");
 	}
 
 	if (defined $params{ip} && lc $params{ip} eq lc $ip) {