X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/d1d212203c72072d9a42f66c171dc6be83225894..ed8d6bcf23ce0292712a49f78ce314e53f769c17:/IkiWiki/CGI.pm

diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm
index d069de8dc..857f9b9a3 100644
--- a/IkiWiki/CGI.pm
+++ b/IkiWiki/CGI.pm
@@ -4,10 +4,23 @@ use warnings;
 use strict;
 use IkiWiki;
 use IkiWiki::UserInfo;
-use encoding 'utf8'; # force use of utf8 for io layer
+use open qw{:utf8 :std};
+use Encode;
 
 package IkiWiki;
 
+sub redirect ($$) { #{{{
+	my $q=shift;
+	my $url=shift;
+	if (! $config{w3mmode}) {
+		print $q->redirect($url);
+	}
+	else {
+		print "Content-type: text/plain\n";
+		print "W3m-control: GOTO $url\n\n";
+	}
+} #}}}
+
 sub page_locked ($$;$) { #{{{
 	my $page=shift;
 	my $session=shift;
@@ -28,11 +41,29 @@ sub page_locked ($$;$) { #{{{
 	return 0;
 } #}}}
 
+sub decode_form_utf8 ($) { #{{{
+	my $form = shift;
+	foreach my $f ($form->field) {
+		next if Encode::is_utf8(scalar $form->field($f));
+		$form->field(name  => $f,
+			     value => decode_utf8($form->field($f)),
+			     force => 1,
+			    );
+	}
+} #}}}
+
 sub cgi_recentchanges ($) { #{{{
 	my $q=shift;
 	
 	unlockwiki();
 
+	# Optimisation: building recentchanges means calculating lots of
+	# links. Memoizing htmllink speeds it up a lot (can't be memoized
+	# during page builds as the return values may change, but they
+	# won't here.)
+	eval q{use Memoize};
+	memoize("htmllink");
+
 	my $template=template("recentchanges.tmpl"); 
 	$template->param(
 		title => "RecentChanges",
@@ -86,6 +117,8 @@ sub cgi_signin ($$) { #{{{
 	}
 	
 	if ($form->submitted) {
+		decode_form_utf8($form);
+
 		# Set required fields based on how form was submitted.
 		my %required=(
 			"Login" => [qw(name password)],
@@ -146,11 +179,13 @@ sub cgi_signin ($$) { #{{{
 	}
 
 	if ($form->submitted && $form->validate) {
+		decode_form_utf8($form);
+		
 		if ($form->submitted eq 'Login') {
 			$session->param("name", $form->field("name"));
 			if (defined $form->field("do") && 
 			    $form->field("do") ne 'signin') {
-				print $q->redirect(cgiurl(
+				redirect($q, cgiurl(
 					do => $form->field("do"),
 					page => $form->field("page"),
 					title => $form->field("title"),
@@ -159,7 +194,7 @@ sub cgi_signin ($$) { #{{{
 				));
 			}
 			else {
-				print $q->redirect($config{url});
+				redirect($q, $config{url});
 			}
 		}
 		elsif ($form->submitted eq 'Register') {
@@ -262,13 +297,15 @@ sub cgi_prefs ($$) { #{{{
 			value => userinfo_get($user_name, "locked_pages"));
 	}
 	
+	decode_form_utf8($form);
+	
 	if ($form->submitted eq 'Logout') {
 		$session->delete();
-		print $q->redirect($config{url});
+		redirect($q, $config{url});
 		return;
 	}
 	elsif ($form->submitted eq 'Cancel') {
-		print $q->redirect($config{url});
+		redirect($q, $config{url});
 		return;
 	}
 	elsif ($form->submitted eq "Save Preferences" && $form->validate) {
@@ -306,19 +343,25 @@ sub cgi_editpage ($$) { #{{{
 	);
 	my @buttons=("Save Page", "Preview", "Cancel");
 	
-	# This untaint is safe because titlepage removes any problimatic
+	decode_form_utf8($form);
+	
+	# This untaint is safe because titlepage removes any problematic
 	# characters.
-	my ($page)=titlepage(possibly_foolish_untaint(lc($form->param('page'))));
+	my ($page)=$form->field('page');
+	$page=titlepage(possibly_foolish_untaint(lc($page)));
 	if (! defined $page || ! length $page ||
 	    $page=~/$config{wiki_file_prune_regexp}/ || $page=~/^\//) {
 		error("bad page name");
 	}
 	$page=lc($page);
 	
-	my $file=$page.$config{default_pageext};
+	my $file;
 	if (exists $pagesources{lc($page)}) {
 		$file=$pagesources{lc($page)};
 	}
+	else {
+		$file=$page.".".$config{default_pageext};
+	}
 	my $newfile=0;
 	if (! -e "$config{srcdir}/$file") {
 		$newfile=1;
@@ -344,21 +387,19 @@ sub cgi_editpage ($$) { #{{{
 	}
 	
 	if ($form->submitted eq "Cancel") {
-		print $q->redirect("$config{url}/".htmlpage($page));
+		redirect($q, "$config{url}/".htmlpage($page));
 		return;
 	}
 	elsif ($form->submitted eq "Preview") {
 		require IkiWiki::Render;
-		# Apparently FormBuilder doesn't not treat input as
-		# utf-8, so decode from it.
-		require Encode;
-		my $content = Encode::decode_utf8($form->field('editcontent'));
+		my $content=$form->field('editcontent');
+		my $comments=$form->field('comments');
 		$form->field(name => "editcontent",
 				value => $content, force => 1);
 		$form->field(name => "comments",
-				value => Encode::decode_utf8($form->field('comments')), force => 1);
+				value => $comments, force => 1);
 		$form->tmpl_param("page_preview",
-			htmlize($config{default_pageext},
+			htmlize(pagetype($file),
 				linkify($page, $page, $content)));
 	}
 	else {
@@ -371,9 +412,9 @@ sub cgi_editpage ($$) { #{{{
 		if ($form->field("do") eq "create") {
 			my @page_locs;
 			my $best_loc;
-			my ($from)=$form->param('from')=~/$config{wiki_file_regexp}/;
+			my ($from)=$form->field('from')=~/$config{wiki_file_regexp}/;
 			if (! defined $from || ! length $from ||
-			    $from ne $form->param('from') ||
+			    $from ne $form->field('from') ||
 			    $from=~/$config{wiki_file_prune_regexp}/ ||
 			    $from=~/^\// ||
 			    $form->submitted eq "Preview") {
@@ -383,7 +424,7 @@ sub cgi_editpage ($$) { #{{{
 				my $dir=$from."/";
 				$dir=~s![^/]+/+$!!;
 				
-				if ((defined $form->param('subpage') && length $form->param('subpage')) ||
+				if ((defined $form->field('subpage') && length $form->field('subpage')) ||
 				    $page eq 'discussion') {
 					$best_loc="$from/$page";
 				}
@@ -407,7 +448,7 @@ sub cgi_editpage ($$) { #{{{
 			if (! @page_locs) {
 				# hmm, someone else made the page in the
 				# meantime?
-				print $q->redirect("$config{url}/".htmlpage($page));
+				redirect($q, "$config{url}/".htmlpage($page));
 				return;
 			}
 				
@@ -439,9 +480,7 @@ sub cgi_editpage ($$) { #{{{
 		# save page
 		page_locked($page, $session);
 		
-		# Decode utf-8 since FormBuilder does not
-		require Encode;
-		my $content=Encode::decode_utf8($form->field('editcontent'));
+		my $content=$form->field('editcontent');
 
 		$content=~s/\r\n/\n/g;
 		$content=~s/\r/\n/g;
@@ -457,7 +496,7 @@ sub cgi_editpage ($$) { #{{{
 		}
 		if (defined $form->field('comments') &&
 		    length $form->field('comments')) {
-			$message.=Encode::decode_utf8(": ".$form->field('comments'));
+			$message.=": ".$form->field('comments');
 		}
 		
 		if ($config{rcs}) {
@@ -476,7 +515,7 @@ sub cgi_editpage ($$) { #{{{
 					force => 1);
 				$form->tmpl_param("page_conflict", 1);
 				$form->field("editcontent", value => $conflict, force => 1);
-				$form->field(name => "comments", value => Encode::decode_utf8($form->field('comments')), force => 1);
+				$form->field(name => "comments", value => $form->field('comments'), force => 1);
 				$form->field("do", "edit)");
 				$form->tmpl_param("page_select", 0);
 				$form->field(name => "page", type => 'hidden');
@@ -493,7 +532,7 @@ sub cgi_editpage ($$) { #{{{
 		
 		# The trailing question mark tries to avoid broken
 		# caches and get the most recent version of the page.
-		print $q->redirect("$config{url}/".htmlpage($page)."?updated");
+		redirect($q, "$config{url}/".htmlpage($page)."?updated");
 	}
 } #}}}
 
@@ -511,7 +550,13 @@ sub cgi () { #{{{
 	
 	my $do=$q->param('do');
 	if (! defined $do || ! length $do) {
-		error("\"do\" parameter missing");
+		my $error = $q->cgi_error;
+		if ($error) {
+			error("Request not processed: $error");
+		}
+		else {
+			error("\"do\" parameter missing");
+		}
 	}
 	
 	# Things that do not need a session.