Tell `git revert` not to follow renames (CVE-2016-10026)

[git.ikiwiki.info.git] / IkiWiki / CGI.pm

diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm
index e8850cc548174efaa630b35a8578db3dc8772e3b..878869ef1e43888183746f2e7db4b7eda53f538c 100644 (file)
--- a/IkiWiki/CGI.pm
+++ b/IkiWiki/CGI.pm
@@ -12,7 +12,7 @@ use Encode;
 sub printheader ($) {
        my $session=shift;
        
 sub printheader ($) {
        my $session=shift;
        

-       if ($ENV{HTTPS} || $config{sslcookie}) {
+       if (($ENV{HTTPS} && lc $ENV{HTTPS} ne "off") || $config{sslcookie}) {

                print $session->header(-charset => 'utf-8',
                        -cookie => $session->cookie(-httponly => 1, -secure => 1));
        }
                print $session->header(-charset => 'utf-8',
                        -cookie => $session->cookie(-httponly => 1, -secure => 1));
        }


@@ -46,39 +46,51 @@ sub showform ($$$$;@) {
        my $cgi=shift;
 
        printheader($session);
        my $cgi=shift;
 
        printheader($session);

-       print misctemplate($form->title, $form->render(submit => $buttons), @_);
+       print cgitemplate($cgi, $form->title,
+               $form->render(submit => $buttons), @_);

 }
 
 }
 

-# Like showform, but the base url will be set to allow edit previews
-# that use links relative to the specified page.
-sub showform_preview ($$$$;@) {
-       my $form=shift;
-       my $buttons=shift;
-       my $session=shift;
+sub cgitemplate ($$$;@) {

        my $cgi=shift;
        my $cgi=shift;

+       my $title=shift;
+       my $content=shift;

        my %params=@_;
        my %params=@_;

+       
+       my $template=template("page.tmpl");

 
 

-       # The base url needs to be a full URL, and urlto may return a path.
-       my $baseurl = absurl(urlto($params{page}), $cgi);
-
-       showform($form, $buttons, $session, $cgi, @_,
-               forcebaseurl => $baseurl);
-}
-
-# Forces a partial url (path only) to absolute, using the same
-# URL scheme as the CGI. Full URLs are left unchanged.
-sub absurl ($$) {
-       my $partialurl=shift;
-       my $q=shift;
+       my $topurl = defined $cgi ? $cgi->url : $config{url};

 
 

-       eval q{use URI};
-       return URI->new_abs($partialurl, $q->url);
+       my $page="";
+       if (exists $params{page}) {
+               $page=delete $params{page};
+               $params{forcebaseurl}=urlabs(urlto($page), $topurl);
+       }
+       run_hooks(pagetemplate => sub {
+               shift->(
+                       page => $page,
+                       destpage => $page,
+                       template => $template,
+               );
+       });
+       templateactions($template, "");
+
+       $template->param(
+               dynamic => 1,
+               title => $title,
+               wikiname => $config{wikiname},
+               content => $content,
+               baseurl => urlabs(baseurl(), $topurl),
+               html5 => $config{html5},
+               %params,
+       );
+       
+       return $template->output;

 }
 
 sub redirect ($$) {
        my $q=shift;
        eval q{use URI};
 }
 
 sub redirect ($$) {
        my $q=shift;
        eval q{use URI};

-       my $url=URI->new(absurl(shift, $q));
+       my $url=URI->new(urlabs(shift, $q->url));

        if (! $config{w3mmode}) {
                print $q->redirect($url);
        }
        if (! $config{w3mmode}) {
                print $q->redirect($url);
        }


@@ -119,7 +131,7 @@ sub needsignin ($$) {
 
        if (! defined $session->param("name") ||
            ! userinfo_get($session->param("name"), "regdate")) {
 
        if (! defined $session->param("name") ||
            ! userinfo_get($session->param("name"), "regdate")) {

-               $session->param(postsignin => $ENV{QUERY_STRING});
+               $session->param(postsignin => $q->query_string);

                cgi_signin($q, $session);
                cgi_savesession($session);
                exit;
                cgi_signin($q, $session);
                cgi_savesession($session);
                exit;


@@ -265,8 +277,9 @@ sub cgi_prefs ($$) {
                return;
        }
        elsif ($form->submitted eq 'Save Preferences' && $form->validate) {
                return;
        }
        elsif ($form->submitted eq 'Save Preferences' && $form->validate) {

-               if (defined $form->field('email')) {
-                       userinfo_set($user_name, 'email', $form->field('email')) ||
+               my $email = $form->field('email');
+               if (defined $email) {
+                       userinfo_set($user_name, 'email', $email) ||

                                error("failed to set email");
                }
 
                                error("failed to set email");
                }
 


@@ -417,7 +430,7 @@ sub cgi (;$$) {
                        # userinfo db.
                        if (! userinfo_get($session->param("name"), "regdate")) {
                                userinfo_setall($session->param("name"), {
                        # userinfo db.
                        if (! userinfo_get($session->param("name"), "regdate")) {
                                userinfo_setall($session->param("name"), {

-                                       email => "",
+                                       email => defined $session->param("email") ? $session->param("email") : "",

                                        password => "",
                                        regdate => time,
                                }) || error("failed adding user");
                                        password => "",
                                        regdate => time,
                                }) || error("failed adding user");


@@ -448,8 +461,11 @@ sub cgi (;$$) {
 sub cgierror ($) {
        my $message=shift;
 
 sub cgierror ($) {
        my $message=shift;
 

+       eval q{use HTML::Entities};
+       $message = encode_entities($message);
+

        print "Content-type: text/html\n\n";
        print "Content-type: text/html\n\n";

-       print misctemplate(gettext("Error"),
+       print cgitemplate(undef, gettext("Error"),

                "<p class=\"error\">".gettext("Error").": $message</p>");
        die $@;
 }
                "<p class=\"error\">".gettext("Error").": $message</p>");
        die $@;
 }