X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/fedaead1d016d52529f8c16444248bf4c3ab8779..8583fe7a95646e1da0b02ed5374ba1681414b5d8:/IkiWiki.pm

diff --git a/IkiWiki.pm b/IkiWiki.pm
index 5f0055d3e..70fc6ff73 100644
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -18,7 +18,7 @@ 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
                  %config %links %renderedfiles %pagesources %destsources);
-our $VERSION = 1.02; # plugin interface version, next is ikiwiki version
+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
 
@@ -178,7 +178,7 @@ sub log_message ($$) { #{{{
 			$log_open=1;
 		}
 		eval {
-			Sys::Syslog::syslog($type, "%s", join(" ", @_));
+			Sys::Syslog::syslog($type, "[$config{wikiname}] %s", join(" ", @_));
 		};
 	}
 	elsif (! $config{cgi}) {
@@ -362,8 +362,14 @@ sub bestlink ($$) { #{{{
 		}
 	} 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: $link\n";
@@ -974,38 +980,70 @@ sub pagespec_translate ($) { #{{{
 		}
 		elsif ($word =~ /^(\w+)\((.*)\)$/) {
 			if (exists $IkiWiki::PageSpec::{"match_$1"}) {
-				$code.="IkiWiki::PageSpec::match_$1(\$page, ".safequote($2).", \$from)";
+				$code.="IkiWiki::PageSpec::match_$1(\$page, ".safequote($2).", \@params)";
 			}
 			else {
 				$code.=" 0";
 			}
 		}
 		else {
-			$code.=" IkiWiki::PageSpec::match_glob(\$page, ".safequote($word).", \$from)";
+			$code.=" IkiWiki::PageSpec::match_glob(\$page, ".safequote($word).", \@params)";
 		}
 	}
 
 	return $code;
 } #}}}
 
-sub pagespec_match ($$;$) { #{{{
+sub pagespec_match ($$;@) { #{{{
 	my $page=shift;
 	my $spec=shift;
-	my $from=shift;
+	my @params=@_;
+
+	# Backwards compatability with old calling convention.
+	if (@params == 1) {
+		unshift @params, "location";
+	}
+
+	my $ret=eval pagespec_translate($spec);
+	return IkiWiki::FailReason->new("syntax error") if $@;
+	return $ret;
+} #}}}
+
+package IkiWiki::FailReason;
+
+use overload ( #{{{
+	'""'	=> sub { ${$_[0]} },
+	'0+'	=> sub { 0 },
+	'!'	=> sub { bless $_[0], 'IkiWiki::SuccessReason'},
+	fallback => 1,
+); #}}}
 
-	return eval pagespec_translate($spec);
+sub new { #{{{
+	bless \$_[1], $_[0];
 } #}}}
 
+package IkiWiki::SuccessReason;
+
+use overload ( #{{{
+	'""'	=> sub { ${$_[0]} },
+	'0+'	=> sub { 1 },
+	'!'	=> sub { bless $_[0], 'IkiWiki::FailReason'},
+	fallback => 1,
+); #}}}
+
+sub new { #{{{
+	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!^\./!) {
 		$from=~s!/?[^/]+$!!;
@@ -1018,16 +1056,20 @@ sub match_glob ($$$) { #{{{
 	$glob=~s/\\\*/.*/g;
 	$glob=~s/\\\?/./g;
 
-	return $page=~/^$glob$/i;
+	if ($page=~/^$glob$/i) {
+		return IkiWiki::SuccessReason->new("$glob matches $page");
+	}
+	else {
+		return IkiWiki::FailReason->new("$glob does not match $page");
+	}
 } #}}}
 
-sub match_link ($$$) { #{{{
+sub match_link ($$;@) { #{{{
 	my $page=shift;
 	my $link=lc(shift);
-	my $from=shift;
-	if (! defined $from){
-		$from = "";
-	}
+	my %params=@_;
+
+	my $from=exists $params{location} ? $params{location} : "";
 
 	# relative matching
 	if ($link =~ m!^\.! && defined $from) {
@@ -1037,53 +1079,93 @@ sub match_link ($$$) { #{{{
 	}
 
 	my $links = $IkiWiki::links{$page} or return undef;
-	return 0 unless @$links;
+	return IkiWiki::FailReason->new("$page has no links") unless @$links;
 	my $bestlink = IkiWiki::bestlink($from, $link);
-	return 0 unless length $bestlink;
+	return IkiWiki::FailReason->new("no such link") unless length $bestlink;
 	foreach my $p (@$links) {
-		return 1 if $bestlink eq IkiWiki::bestlink($page, $p);
+		return IkiWiki::SuccessReason->new("$page links to $link")
+			if $bestlink eq IkiWiki::bestlink($page, $p);
 	}
-	return 0;
+	return IkiWiki::FailReason->new("$page does not link to $link");
 } #}}}
 
-sub match_backlink ($$$) { #{{{
-	match_link($_[1], $_[0], $_[3]);
+sub match_backlink ($$;@) { #{{{
+	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}) {
+			IkiWiki::SuccessReason->new("$page created before $testpage");
+		}
+		else {
+			IkiWiki::FailReason->new("$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}) {
+			IkiWiki::SuccessReason->new("$page created after $testpage");
+		}
+		else {
+			IkiWiki::FailReason->new("$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");
+	}
+} #}}}
+
+sub match_user ($$;@) { #{{{
+	shift;
+	my $user=shift;
+	my %params=@_;
+
+	return IkiWiki::FailReason->new("cannot match user") unless exists $params{user};
+	if ($user eq $params{user}) {
+		return IkiWiki::SuccessReason->new("user is $user")
+	}
+	else {
+		return IkiWiki::FailReason->new("user is not $user");
+	}
 } #}}}
 
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