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-rw-r--r--IkiWiki/Plugin/apache404.pm77
-rw-r--r--IkiWiki/Plugin/comments.pm34
-rw-r--r--IkiWiki/Plugin/goto.pm76
-rw-r--r--IkiWiki/Plugin/recentchanges.pm47
4 files changed, 159 insertions, 75 deletions
diff --git a/IkiWiki/Plugin/apache404.pm b/IkiWiki/Plugin/apache404.pm
new file mode 100644
index 000000000..e7ce70435
--- /dev/null
+++ b/IkiWiki/Plugin/apache404.pm
@@ -0,0 +1,77 @@
+#!/usr/bin/perl
+# Copyright © 2009 Simon McVittie <http://smcv.pseudorandom.co.uk/>
+# Licensed under the GNU GPL, version 2, or any later version published by the
+# Free Software Foundation
+package IkiWiki::Plugin::apache404;
+
+use warnings;
+use strict;
+use IkiWiki 3.00;
+
+sub import {
+ hook(type => "cgi", id => 'apache404', call => \&cgi);
+ IkiWiki::loadplugin("goto");
+}
+
+sub getsetup () {
+ return
+ plugin => {
+ # not really a matter of safety, but enabling/disabling
+ # through a web interface is useless - it needs web
+ # server admin action too
+ safe => 0,
+ rebuild => 0,
+ }
+}
+
+sub cgi_page_from_404 ($$$) {
+ my $path = shift;
+ my $baseurl = shift;
+ my $usedirs = shift;
+
+ # fail if missing from environment or whatever
+ return undef unless defined $path;
+ return undef unless defined $baseurl;
+
+ # with usedirs on, path is like /~fred/foo/bar/ or /~fred/foo/bar or
+ # /~fred/foo/bar/index.html
+ # with usedirs off, path is like /~fred/foo/bar.html
+ # baseurl is like 'http://people.example.com/~fred'
+
+ # convert baseurl to ~fred
+ unless ($baseurl =~ s{^https?://[^/]+/?}{}) {
+ return undef;
+ }
+
+ # convert path to /~fred/foo/bar
+ if ($usedirs) {
+ $path =~ s/\/*(?:index\.$config{htmlext})?$//;
+ }
+ else {
+ $path =~ s/\.$config{htmlext}$//;
+ }
+
+ # remove /~fred/
+ unless ($path =~ s{^/*\Q$baseurl\E/*}{}) {
+ return undef;
+ }
+
+ # special case for the index
+ unless ($path) {
+ return 'index';
+ }
+
+ return $path;
+}
+
+sub cgi ($) {
+ my $cgi=shift;
+
+ if ($ENV{REDIRECT_STATUS} eq '404') {
+ my $page = cgi_page_from_404($ENV{REDIRECT_URL},
+ $config{url}, $config{usedirs});
+ IkiWiki::Plugin::goto::cgi_goto($cgi, $page);
+ }
+}
+
+1;
diff --git a/IkiWiki/Plugin/comments.pm b/IkiWiki/Plugin/comments.pm
index cbb3374c2..3cdffe856 100644
--- a/IkiWiki/Plugin/comments.pm
+++ b/IkiWiki/Plugin/comments.pm
@@ -25,8 +25,9 @@ sub import {
hook(type => "sessioncgi", id => 'comment', call => \&sessioncgi);
hook(type => "htmlize", id => "_comment", call => \&htmlize);
hook(type => "pagetemplate", id => "comments", call => \&pagetemplate);
- hook(type => "cgi", id => "comments", call => \&linkcgi);
hook(type => "formbuilder_setup", id => "comments", call => \&formbuilder_setup);
+ # Load goto to fix up user page links for logged-in commenters
+ IkiWiki::loadplugin("goto");
IkiWiki::loadplugin("inline");
}
@@ -167,7 +168,7 @@ sub preprocess {
}
else {
$commentauthorurl = IkiWiki::cgiurl(
- do => 'commenter',
+ do => 'goto',
page => (length $config{userdir}
? "$config{userdir}/$commentuser"
: "$commentuser"));
@@ -235,35 +236,6 @@ sub preprocess {
return $content;
}
-# This is exactly the same as recentchanges_link :-(
-sub linkcgi ($) {
- my $cgi=shift;
- if (defined $cgi->param('do') && $cgi->param('do') eq "commenter") {
-
- my $page=decode_utf8($cgi->param("page"));
- if (! defined $page) {
- error("missing page parameter");
- }
-
- IkiWiki::loadindex();
-
- my $link=bestlink("", $page);
- if (! length $link) {
- print "Content-type: text/html\n\n";
- print IkiWiki::misctemplate(gettext(gettext("missing page")),
- "<p>".
- sprintf(gettext("The page %s does not exist."),
- htmllink("", "", $page)).
- "</p>");
- }
- else {
- IkiWiki::redirect($cgi, urlto($link, undef, 1));
- }
-
- exit;
- }
-}
-
sub sessioncgi ($$) {
my $cgi=shift;
my $session=shift;
diff --git a/IkiWiki/Plugin/goto.pm b/IkiWiki/Plugin/goto.pm
new file mode 100644
index 000000000..9e7a2621f
--- /dev/null
+++ b/IkiWiki/Plugin/goto.pm
@@ -0,0 +1,76 @@
+#!/usr/bin/perl
+package IkiWiki::Plugin::goto;
+
+use warnings;
+use strict;
+use IkiWiki 3.00;
+
+sub import {
+ hook(type => "cgi", id => 'goto', call => \&cgi);
+}
+
+sub getsetup () {
+ return
+ plugin => {
+ safe => 1,
+ rebuild => 0,
+ }
+}
+
+# cgi_goto(CGI, [page])
+# Redirect to a specified page, or display "not found". If not specified,
+# the page param from the CGI object is used.
+sub cgi_goto ($;$) {
+ my $q = shift;
+ my $page = shift;
+
+ if (!defined $page) {
+ $page = IkiWiki::decode_utf8($q->param("page"));
+
+ if (!defined $page) {
+ error("missing page parameter");
+ }
+ }
+
+ IkiWiki::loadindex();
+
+ # If the page is internal (like a comment), see if it has a
+ # permalink. Comments do.
+ if (IkiWiki::isinternal($page) &&
+ defined $pagestate{$page}{meta}{permalink}) {
+ redirect($q, $pagestate{$page}{meta}{permalink});
+ }
+
+ my $link = bestlink("", $page);
+
+ if (! length $link) {
+ print $q->header(-status => "404 Not Found");
+ print IkiWiki::misctemplate(gettext("missing page"),
+ "<p>".
+ sprintf(gettext("The page %s does not exist."),
+ htmllink("", "", $page)).
+ "</p>".
+ # Internet Explorer won't show custom 404 responses
+ # unless they're >= 512 bytes
+ (" " x 512));
+ }
+ else {
+ IkiWiki::redirect($q, urlto($link, undef, 1));
+ }
+
+ exit;
+}
+
+sub cgi ($) {
+ my $cgi=shift;
+ my $do = $cgi->param('do');
+
+ if (defined $do && ($do eq 'goto' || $do eq 'commenter' ||
+ $do eq 'recentchanged_link')) {
+ # goto is the preferred name for this; recentchanges_link and
+ # commenter are for compatibility with any saved URLs
+ cgi_goto($cgi);
+ }
+}
+
+1;
diff --git a/IkiWiki/Plugin/recentchanges.pm b/IkiWiki/Plugin/recentchanges.pm
index ef108b3f0..329dd6f32 100644
--- a/IkiWiki/Plugin/recentchanges.pm
+++ b/IkiWiki/Plugin/recentchanges.pm
@@ -13,7 +13,8 @@ sub import {
hook(type => "refresh", id => "recentchanges", call => \&refresh);
hook(type => "pagetemplate", id => "recentchanges", call => \&pagetemplate);
hook(type => "htmlize", id => "_change", call => \&htmlize);
- hook(type => "cgi", id => "recentchanges", call => \&cgi);
+ # Load goto to fix up links from recentchanges
+ IkiWiki::loadplugin("goto");
}
sub getsetup () {
@@ -79,48 +80,6 @@ sub htmlize (@) {
return $params{content};
}
-sub cgi ($) {
- my $cgi=shift;
- if (defined $cgi->param('do') && $cgi->param('do') eq "recentchanges_link") {
- # This is a link from a change page to some
- # other page. Since the change pages are only generated
- # once, statically, links on them won't be updated if the
- # page they link to is deleted, or newly created, or
- # changes for whatever reason. So this CGI handles that
- # dynamic linking stuff.
- my $page=decode_utf8($cgi->param("page"));
- if (!defined $page) {
- error("missing page parameter");
- }
-
- IkiWiki::loadindex();
-
- # If the page is internal (like a comment), see if it has a
- # permalink. Comments do.
- if (IkiWiki::isinternal($page) &&
- defined $pagestate{$page}{meta}{permalink}) {
- IkiWiki::redirect($cgi,
- $pagestate{$page}{meta}{permalink});
- exit;
- }
-
- my $link=bestlink("", $page);
- if (! length $link) {
- print "Content-type: text/html\n\n";
- print IkiWiki::misctemplate(gettext(gettext("missing page")),
- "<p>".
- sprintf(gettext("The page %s does not exist."),
- htmllink("", "", $page)).
- "</p>");
- }
- else {
- IkiWiki::redirect($cgi, urlto($link, undef, 1));
- }
-
- exit;
- }
-}
-
sub store ($$$) {
my $change=shift;
@@ -138,7 +97,7 @@ sub store ($$$) {
if (length $config{cgiurl}) {
$_->{link} = "<a href=\"".
IkiWiki::cgiurl(
- do => "recentchanges_link",
+ do => "goto",
page => $_->{page}
).
"\" rel=\"nofollow\">".