X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/f6bd81db15340bd1bfa69e98f377099036308b7b..415c8e0cb53daec6fff7e2a8f3346efd0958008d:/IkiWiki.pm

diff --git a/IkiWiki.pm b/IkiWiki.pm
index d1b65cd51..f1a5f8058 100644
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -1,6 +1,7 @@
 #!/usr/bin/perl
 
 package IkiWiki;
+
 use warnings;
 use strict;
 use Encode;
@@ -88,6 +89,7 @@ sub defaultconfig () { #{{{
 	account_creation_password => "",
 	prefix_directives => 0,
 	hardlink => 0,
+	cgi_disable_uploads => 1,
 } #}}}
 
 sub checkconfig () { #{{{
@@ -103,6 +105,12 @@ sub checkconfig () { #{{{
 		}
 	}
 
+	if (ref $config{ENV} eq 'HASH') {
+		foreach my $val (keys %{$config{ENV}}) {
+			$ENV{$val}=$config{ENV}{$val};
+		}
+	}
+
 	if ($config{w3mmode}) {
 		eval q{use Cwd q{abs_path}};
 		error($@) if $@;
@@ -282,17 +290,22 @@ sub htmlpage ($) { #{{{
 	return targetpage($page, $config{htmlext});
 } #}}}
 
-sub srcfile ($) { #{{{
+sub srcfile_stat { #{{{
 	my $file=shift;
+	my $nothrow=shift;
 
-	return "$config{srcdir}/$file" if -e "$config{srcdir}/$file";
+	return "$config{srcdir}/$file", stat(_) if -e "$config{srcdir}/$file";
 	foreach my $dir (@{$config{underlaydirs}}, $config{underlaydir}) {
-		return "$dir/$file" if -e "$dir/$file";
+		return "$dir/$file", stat(_) if -e "$dir/$file";
 	}
-	error("internal error: $file cannot be found in $config{srcdir} or underlay");
+	error("internal error: $file cannot be found in $config{srcdir} or underlay") unless $nothrow;
 	return;
 } #}}}
 
+sub srcfile ($;$) { #{{{
+	return (srcfile_stat(@_))[0];
+} #}}}
+
 sub add_underlay ($) { #{{{
 	my $dir=shift;
 
@@ -324,7 +337,7 @@ sub readfile ($;$$) { #{{{
 	return $ret;
 } #}}}
 
-sub prep_writefile ($$) {
+sub prep_writefile ($$) { #{{{
 	my $file=shift;
 	my $destdir=shift;
 	
@@ -348,7 +361,7 @@ sub prep_writefile ($$) {
 	}
 
 	return 1;
-}
+} #}}}
 
 sub writefile ($$$;$$) { #{{{
 	my $file=shift; # can include subdirs
@@ -520,13 +533,18 @@ sub displaytime ($;$) { #{{{
 	return decode_utf8(POSIX::strftime($format, localtime($time)));
 } #}}}
 
-sub beautify_url ($) { #{{{
+sub beautify_urlpath ($) { #{{{
 	my $url=shift;
 
 	if ($config{usedirs}) {
 		$url =~ s!/index.$config{htmlext}$!/!;
 	}
-	$url =~ s!^$!./!; # Browsers don't like empty links...
+
+	# Ensure url is not an empty link, and
+	# if it's relative, make that explicit to avoid colon confusion.
+	if ($url !~ /\//) {
+		$url="./$url";
+	}
 
 	return $url;
 } #}}}
@@ -536,7 +554,7 @@ sub urlto ($$) { #{{{
 	my $from=shift;
 
 	if (! length $to) {
-		return beautify_url(baseurl($from));
+		return beautify_urlpath(baseurl($from)."index.$config{htmlext}");
 	}
 
 	if (! $destsources{$to}) {
@@ -545,7 +563,7 @@ sub urlto ($$) { #{{{
 
 	my $link = abs2rel($to, dirname(htmlpage($from)));
 
-	return beautify_url($link);
+	return beautify_urlpath($link);
 } #}}}
 
 sub htmllink ($$$;@) { #{{{
@@ -584,15 +602,15 @@ sub htmllink ($$$;@) { #{{{
 			return "<span class=\"createlink\"><a href=\"".
 				cgiurl(
 					do => "create",
-					page => pagetitle(lc($link), 1),
+					page => lc($link),
 					from => $lpage
 				).
-				"\">?</a>$linktext</span>"
+				"\" rel=\"nofollow\">?</a>$linktext</span>"
 		}
 	}
 	
 	$bestlink=abs2rel($bestlink, dirname(htmlpage($page)));
-	$bestlink=beautify_url($bestlink);
+	$bestlink=beautify_urlpath($bestlink);
 	
 	if (! $opts{noimageinline} && isinlinableimage($bestlink)) {
 		return "<img src=\"$bestlink\" alt=\"$linktext\" />";
@@ -621,14 +639,18 @@ sub userlink ($) { #{{{
 		return "<a href=\"$user\">$oiduser</a>";
 	}
 	else {
+		eval q{use CGI 'escapeHTML'};
+		error($@) if $@;
+
 		return htmllink("", "", escapeHTML(
 			length $config{userdir} ? $config{userdir}."/".$user : $user
 		), noimageinline => 1);
 	}
 } #}}}
 
-sub htmlize ($$$) { #{{{
+sub htmlize ($$$$) { #{{{
 	my $page=shift;
+	my $destpage=shift;
 	my $type=shift;
 	my $content=shift;
 	
@@ -647,6 +669,7 @@ sub htmlize ($$$) { #{{{
 	run_hooks(sanitize => sub {
 		$content=shift->(
 			page => $page,
+			destpage => $destpage,
 			content => $content,
 		);
 	});
@@ -678,7 +701,7 @@ sub linkify ($$$) { #{{{
 	return $content;
 } #}}}
 
-my %preprocessing;
+our %preprocessing;
 our $preprocess_preview=0;
 sub preprocess ($$$;$$) { #{{{
 	my $page=shift; # the page the data comes from
@@ -1179,6 +1202,12 @@ sub gettext { #{{{
 	}
 } #}}}
 
+sub yesno ($) { #{{{
+	my $val=shift;
+
+	return (defined $val && lc($val) eq gettext("yes"));
+} #}}}
+
 sub pagespec_merge ($$) { #{{{
 	my $a=shift;
 	my $b=shift;
@@ -1244,6 +1273,11 @@ sub pagespec_translate ($) { #{{{
 		}
 	}
 
+	if (! length $code) {
+		$code=0;
+	}
+
+	no warnings;
 	return eval 'sub { my $page=shift; '.$code.' }';
 } #}}}
 
@@ -1258,7 +1292,7 @@ sub pagespec_match ($$;@) { #{{{
 	}
 
 	my $sub=pagespec_translate($spec);
-	return IkiWiki::FailReason->new('syntax error') if $@;
+	return IkiWiki::FailReason->new("syntax error in pagespec \"$spec\"") if $@;
 	return $sub->($page, @params);
 } #}}}
 
@@ -1268,6 +1302,13 @@ sub pagespec_valid ($) { #{{{
 	my $sub=pagespec_translate($spec);
 	return ! $@;
 } #}}}
+	
+sub glob2re ($) { #{{{
+	my $re=quotemeta(shift);
+	$re=~s/\\\*/.*/g;
+	$re=~s/\\\?/./g;
+	return $re;
+} #}}}
 
 package IkiWiki::FailReason;
 
@@ -1279,7 +1320,9 @@ use overload ( #{{{
 ); #}}}
 
 sub new { #{{{
-	return bless \$_[1], $_[0];
+	my $class = shift;
+	my $value = shift;
+	return bless \$value, $class;
 } #}}}
 
 package IkiWiki::SuccessReason;
@@ -1292,7 +1335,9 @@ use overload ( #{{{
 ); #}}}
 
 sub new { #{{{
-	return bless \$_[1], $_[0];
+	my $class = shift;
+	my $value = shift;
+	return bless \$value, $class;
 }; #}}}
 
 package IkiWiki::PageSpec;
@@ -1311,12 +1356,8 @@ sub match_glob ($$;@) { #{{{
 		$glob="$from/$glob" if length $from;
 	}
 
-	# turn glob into safe regexp
-	$glob=quotemeta($glob);
-	$glob=~s/\\\*/.*/g;
-	$glob=~s/\\\?/./g;
-
-	if ($page=~/^$glob$/i) {
+	my $regexp=IkiWiki::glob2re($glob);
+	if ($page=~/^$regexp$/i) {
 		if (! IkiWiki::isinternal($page) || $params{internal}) {
 			return IkiWiki::SuccessReason->new("$glob matches $page");
 		}