support do=tokenauth login for passwordless accounts

[www/ikiwiki.git] / IkiWiki / Plugin / passwordauth.pm

diff --git a/IkiWiki/Plugin/passwordauth.pm b/IkiWiki/Plugin/passwordauth.pm
index 35ebd961f53e8da8e2a012d970f8d309d135a307..ea6ed158ab27d7d5c85c3dcae705780c9b817464 100644 (file)
--- a/IkiWiki/Plugin/passwordauth.pm
+++ b/IkiWiki/Plugin/passwordauth.pm
@@ -96,6 +96,12 @@ sub setpassword ($$;$) {
        else {
                IkiWiki::userinfo_set($user, $field, $password);
        }
+
+       # Setting the password clears any passwordless login token.
+       if ($field ne 'passwordless') {
+               IkiWiki::userinfo_set($user, "cryptpasswordless", "");
+               IkiWiki::userinfo_set($user, "passwordless", "");
+       }
 }
 
 sub formbuilder_setup (@) {
@@ -290,7 +296,7 @@ sub formbuilder (@) {
                                my $template=template("passwordmail.tmpl");
                                $template->param(
                                        user_name => $user_name,
-                                       passwordurl => IkiWiki::cgiurl(
+                                       passwordurl => IkiWiki::cgiurl_abs(
                                                'do' => "reset",
                                                'name' => $user_name,
                                                'token' => $token,
@@ -329,7 +335,7 @@ sub formbuilder (@) {
        elsif ($form->title eq "preferences") {
                if ($form->submitted eq "Save Preferences" && $form->validate) {
                        my $user_name=$form->field('name');
-                       if ($form->field("password") && length $form->field("password")) {
+                       if (defined $form->field("password") && length $form->field("password")) {
                                setpassword($user_name, $form->field('password'));
                        }
                }
@@ -356,6 +362,22 @@ sub sessioncgi ($$) {
                IkiWiki::cgi_prefs($q, $session);
                exit;
        }
+       elsif ($q->param('do') eq 'tokenauth') {
+               my $name=$q->param("name");
+               my $token=$q->param("token");
+
+               if (! defined $name || ! defined $token ||
+                   ! length $name  || ! length $token) {
+                       error(gettext("incorrect url"));
+               }
+               if (! checkpassword($name, $token, "passwordless")) {
+                       error(gettext("access denied"));
+               }
+
+               $session->param("name", $name);
+               IkiWiki::cgi_prefs($q, $session);
+               exit;
+       }
        elsif ($q->param("do") eq "register") {
                # After registration, need to go somewhere, so show prefs page.
                $session->param(postsignin => "do=prefs");