X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/7960031135e74f6d36abc4294dbadb687117222c..81081787458a907d023d55939f6e7568a52a0f27:/IkiWiki/CGI.pm

diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm
index 75f096e13..cfb2c0b1d 100644
--- a/IkiWiki/CGI.pm
+++ b/IkiWiki/CGI.pm
@@ -20,7 +20,7 @@ sub printheader ($) { #{{{
 	}
 
 } #}}}
-	
+
 sub showform ($$$$) { #{{{
 	my $form=shift;
 	my $buttons=shift;
@@ -33,10 +33,9 @@ sub showform ($$$$) { #{{{
 				buttons => $buttons);
 		});
 	}
-	else {
-		printheader($session);
-		print misctemplate($form->title, $form->render(submit => $buttons));
-	}
+
+	printheader($session);
+	print misctemplate($form->title, $form->render(submit => $buttons));
 }
 
 sub redirect ($$) { #{{{
@@ -61,75 +60,30 @@ sub check_canedit ($$$;$) { #{{{
 	run_hooks(canedit => sub {
 		return if defined $canedit;
 		my $ret=shift->($page, $q, $session);
-		if (defined $ret && $ret eq "") {
-			$canedit=1;
-		}
-		elsif (defined $ret) {
-			$canedit=0;
-			error($ret) unless $nonfatal;
+		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 $canedit;
 } #}}}
 
-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($f)),
-			     force => 1,
-			    );
+sub decode_cgi_utf8 ($) { #{{{
+	my $cgi = shift;
+	foreach my $f ($cgi->param) {
+		$cgi->param($f, map { decode_utf8 $_ } $cgi->param($f));
 	}
 } #}}}
 
-sub cgi_recentchanges ($) { #{{{
-	my $q=shift;
-	
-	# Optimisation: building recentchanges means calculating lots of
-	# links. Memoizing htmllink speeds it up a lot (can't be memoized
-	# during page builds as the return values may change, but they
-	# won't here.)
-	eval q{use Memoize};
-	error($@) if $@;
-	memoize("htmllink");
-
-	eval q{use Time::Duration};
-	error($@) if $@;
-
-	my $changelog=[rcs_recentchanges(100)];
-	foreach my $change (@$changelog) {
-		$change->{when} = concise(ago($change->{when}));
-
-		$change->{user} = userlink($change->{user});
-
-		my $is_excess = exists $change->{pages}[10]; # limit pages to first 10
-		delete @{$change->{pages}}[10 .. @{$change->{pages}}] if $is_excess;
-		$change->{pages} = [
-			map {
-				$_->{link} = htmllink("", "", $_->{page},
-					noimageinline => 1,
-					linktext => pagetitle($_->{page}));
-				$_;
-			} @{$change->{pages}}
-		];
-		push @{$change->{pages}}, { link => '...' } if $is_excess;
-	}
-
-	my $template=template("recentchanges.tmpl"); 
-	$template->param(
-		title => "RecentChanges",
-		indexlink => indexlink(),
-		wikiname => $config{wikiname},
-		changelog => $changelog,
-		baseurl => baseurl(),
-	);
-	run_hooks(pagetemplate => sub {
-		shift->(page => "", destpage => "", template => $template);
-	});
-	print $q->header(-charset => 'utf-8'), $template->output;
-} #}}}
-
 # Check if the user is signed in. If not, redirect to the signin form and
 # save their place to return to later.
 sub needsignin ($$) { #{{{
@@ -138,9 +92,7 @@ sub needsignin ($$) { #{{{
 
 	if (! defined $session->param("name") ||
 	    ! userinfo_get($session->param("name"), "regdate")) {
-	    	if (! defined $session->param("postsignin")) {
-			$session->param(postsignin => $ENV{QUERY_STRING});
-		}
+		$session->param(postsignin => $ENV{QUERY_STRING});
 		cgi_signin($q, $session);
 		cgi_savesession($session);
 		exit;
@@ -151,6 +103,7 @@ sub cgi_signin ($$) { #{{{
 	my $q=shift;
 	my $session=shift;
 
+	decode_cgi_utf8($q);
 	eval q{use CGI::FormBuilder};
 	error($@) if $@;
 	my $form = CGI::FormBuilder->new(
@@ -174,8 +127,6 @@ sub cgi_signin ($$) { #{{{
 	$form->field(name => "do", type => "hidden", value => "signin",
 		force => 1);
 	
-	decode_form_utf8($form);
-	
 	run_hooks(formbuilder_setup => sub {
 		shift->(form => $form, cgi => $q, session => $session,
 		        buttons => $buttons);
@@ -201,9 +152,7 @@ sub cgi_postsignin ($$) { #{{{
 		exit;
 	}
 	else {
-		# This can occur, for example, if a user went to the signin
-		# url via a bookmark.
-		redirect($q, $config{url});
+		error(gettext("login failed, perhaps you need to turn on cookies?"));
 	}
 } #}}}
 
@@ -213,6 +162,7 @@ sub cgi_prefs ($$) { #{{{
 
 	needsignin($q, $session);
 
+	decode_cgi_utf8($q);
 	eval q{use CGI::FormBuilder};
 	error($@) if $@;
 	my $form = CGI::FormBuilder->new(
@@ -238,8 +188,6 @@ sub cgi_prefs ($$) { #{{{
 	);
 	my $buttons=["Save Preferences", "Logout", "Cancel"];
 
-	decode_form_utf8($form);
-
 	run_hooks(formbuilder_setup => sub {
 		shift->(form => $form, cgi => $q, session => $session,
 		        buttons => $buttons);
@@ -247,9 +195,6 @@ sub cgi_prefs ($$) { #{{{
 	
 	$form->field(name => "do", type => "hidden");
 	$form->field(name => "email", size => 50, fieldset => "preferences");
-	$form->field(name => "subscriptions", size => 50,
-		fieldset => "preferences",
-		comment => "(".htmllink("", "", "ikiwiki/PageSpec", noimageinline => 1).")");
 	$form->field(name => "banned_users", size => 50,
 		fieldset => "admin");
 	
@@ -261,8 +206,6 @@ sub cgi_prefs ($$) { #{{{
 	if (! $form->submitted) {
 		$form->field(name => "email", force => 1,
 			value => userinfo_get($user_name, "email"));
-		$form->field(name => "subscriptions", force => 1,
-			value => userinfo_get($user_name, "subscriptions"));
 		if (is_admin($user_name)) {
 			$form->field(name => "banned_users", force => 1,
 				value => join(" ", get_banned_users()));
@@ -279,11 +222,9 @@ sub cgi_prefs ($$) { #{{{
 		return;
 	}
 	elsif ($form->submitted eq 'Save Preferences' && $form->validate) {
-		foreach my $field (qw(email subscriptions)) {
-			if (defined $form->field($field) && length $form->field($field)) {
-				userinfo_set($user_name, $field, $form->field($field)) ||
-					error("failed to set $field");
-			}
+		if (defined $form->field('email')) {
+			userinfo_set($user_name, 'email', $form->field('email')) ||
+				error("failed to set email");
 		}
 		if (is_admin($user_name)) {
 			set_banned_users(grep { ! is_admin($_) }
@@ -304,6 +245,7 @@ sub cgi_editpage ($$) { #{{{
 	my @fields=qw(do rcsinfo subpage from page type editcontent comments);
 	my @buttons=("Save Page", "Preview", "Cancel");
 	
+	decode_cgi_utf8($q);
 	eval q{use CGI::FormBuilder};
 	error($@) if $@;
 	my $form = CGI::FormBuilder->new(
@@ -311,9 +253,6 @@ sub cgi_editpage ($$) { #{{{
 		fields => \@fields,
 		charset => "utf-8",
 		method => 'POST',
-		validate => {
-			editcontent => '/.+/',
-		},
 		required => [qw{editcontent}],
 		javascript => 0,
 		params => $q,
@@ -324,8 +263,6 @@ sub cgi_editpage ($$) { #{{{
 		wikiname => $config{wikiname},
 	);
 	
-	decode_form_utf8($form);
-	
 	run_hooks(formbuilder_setup => sub {
 		shift->(form => $form, cgi => $q, session => $session,
 			buttons => \@buttons);
@@ -350,20 +287,21 @@ sub cgi_editpage ($$) { #{{{
 	if (exists $pagesources{$page} && $form->field("do") ne "create") {
 		$file=$pagesources{$page};
 		$type=pagetype($file);
-		if (! defined $type) {
+		if (! defined $type || $type=~/^_/) {
 			error(sprintf(gettext("%s is not an editable page"), $page));
 		}
 		if (! $form->submitted) {
 			$form->field(name => "rcsinfo",
 				value => rcs_prepedit($file), force => 1);
 		}
+		$form->field(name => "editcontent", validate => '/.*/');
 	}
 	else {
 		$type=$form->param('type');
 		if (defined $type && length $type && $hooks{htmlize}{$type}) {
 			$type=possibly_foolish_untaint($type);
 		}
-		elsif (defined $from) {
+		elsif (defined $from && exists $pagesources{$from}) {
 			# favor the type of linking page
 			$type=pagetype($pagesources{$from});
 		}
@@ -372,6 +310,7 @@ sub cgi_editpage ($$) { #{{{
 		if (! $form->submitted) {
 			$form->field(name => "rcsinfo", value => "", force => 1);
 		}
+		$form->field(name => "editcontent", validate => '/.+/');
 	}
 
 	$form->field(name => "do", type => 'hidden');
@@ -418,6 +357,8 @@ sub cgi_editpage ($$) { #{{{
 			linkify($page, "",
 			preprocess($page, $page,
 			filter($page, $page, $content), 0, 1))));
+		# previewing may have created files on disk
+		saveindex();
 	}
 	elsif ($form->submitted eq "Save Page") {
 		$form->tmpl_param("page_preview", "");
@@ -453,9 +394,10 @@ sub cgi_editpage ($$) { #{{{
 					$dir=~s![^/]+/+$!!;
 					push @page_locs, $dir.$page;
 				}
+			
+				push @page_locs, "$config{userdir}/$page"
+					if length $config{userdir};
 			}
-			push @page_locs, "$config{userdir}/$page"
-				if length $config{userdir};
 
 			@page_locs = grep {
 				! exists $pagecase{lc $_}
@@ -463,8 +405,16 @@ sub cgi_editpage ($$) { #{{{
 			if (! @page_locs) {
 				# hmm, someone else made the page in the
 				# meantime?
-				redirect($q, "$config{url}/".htmlpage($page));
-				return;
+				if ($form->submitted eq "Preview") {
+					# let them go ahead with the edit
+					# and resolve the conflict at save
+					# time
+					@page_locs=$page;
+				}
+				else {
+					redirect($q, "$config{url}/".htmlpage($page));
+					return;
+				}
 			}
 
 			my @editable_locs = grep {
@@ -477,7 +427,8 @@ sub cgi_editpage ($$) { #{{{
 			
 			my @page_types;
 			if (exists $hooks{htmlize}) {
-				@page_types=keys %{$hooks{htmlize}};
+				@page_types=grep { !/^_/ }
+					keys %{$hooks{htmlize}};
 			}
 			
 			$form->tmpl_param("page_select", 1);
@@ -508,7 +459,6 @@ sub cgi_editpage ($$) { #{{{
 		}
 		
 		showform($form, \@buttons, $session, $q);
-		saveindex();
 	}
 	else {
 		# save page
@@ -553,6 +503,7 @@ sub cgi_editpage ($$) { #{{{
 		});
 		$content=~s/\r\n/\n/g;
 		$content=~s/\r/\n/g;
+		$content.="\n" if $content !~ /\n$/;
 
 		$config{cgi}=0; # avoid cgi error message
 		eval { writefile($file, $config{srcdir}, $content) };
@@ -585,7 +536,7 @@ sub cgi_editpage ($$) { #{{{
 
 			# Prevent deadlock with post-commit hook by
 			# signaling to it that it should not try to
-			# do anything (except send commit mails).
+			# do anything.
 			disable_commit_hook();
 			$conflict=rcs_commit($file, $message,
 				$form->field("rcsinfo"),
@@ -598,10 +549,6 @@ sub cgi_editpage ($$) { #{{{
 		# may have been committed while the post-commit hook was
 		# disabled.
 		require IkiWiki::Render;
-		# Reload index, since the first time it's loaded is before
-		# the wiki is locked, and things may have changed in the
-		# meantime.
-		loadindex();
 		refresh();
 		saveindex();
 
@@ -673,14 +620,9 @@ sub cgi (;$$) { #{{{
 		}
 	}
 	
-	# Things that do not need a session.
-	if ($do eq 'recentchanges') {
-		cgi_recentchanges($q);
-		return;
-	}
-
 	# Need to lock the wiki before getting a session.
 	lockwiki();
+	loadindex();
 	
 	if (! $session) {
 		$session=cgi_getsession($q);
@@ -718,49 +660,18 @@ sub cgi (;$$) { #{{{
 		cgi_signin($q, $session);
 		cgi_savesession($session);
 	}
-	elsif (defined $session->param("postsignin")) {
-		cgi_postsignin($q, $session);
-	}
 	elsif ($do eq 'prefs') {
 		cgi_prefs($q, $session);
 	}
 	elsif ($do eq 'create' || $do eq 'edit') {
 		cgi_editpage($q, $session);
 	}
-	elsif ($do eq 'postsignin') {
-		error(gettext("login failed, perhaps you need to turn on cookies?"));
+	elsif (defined $session->param("postsignin") || $do eq 'postsignin') {
+		cgi_postsignin($q, $session);
 	}
 	else {
 		error("unknown do parameter");
 	}
 } #}}}
 
-sub userlink ($) { #{{{
-	my $user=shift;
-
-	eval q{use CGI 'escapeHTML'};
-	error($@) if $@;
-	if ($user =~ m!^https?://! &&
-	    eval q{use Net::OpenID::VerifiedIdentity; 1} && !$@) {
-		# Munge user-urls, as used by eg, OpenID.
-		my $oid=Net::OpenID::VerifiedIdentity->new(identity => $user);
-		my $display=$oid->display;
-		# Convert "user.somehost.com" to "user [somehost.com]".
-		if ($display !~ /\[/) {
-			$display=~s/^(.*?)\.([^.]+\.[a-z]+)$/$1 [$2]/;
-		}
-		# Convert "http://somehost.com/user" to "user [somehost.com]".
-		if ($display !~ /\[/) {
-			$display=~s/^https?:\/\/(.+)\/([^\/]+)$/$2 [$1]/;
-		}
-		$display=~s!^https?://!!; # make sure this is removed
-		return "<a href=\"$user\">".escapeHTML($display)."</a>";
-	}
-	else {
-		return htmllink("", "", escapeHTML(
-			length $config{userdir} ? $config{userdir}."/".$user : $user
-		), noimageinline => 1);
-	}
-} #}}}
-
 1