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 4848b47bbac53726aeefde96d41beb21e9949d45..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 (@) {
@@ -105,11 +111,13 @@ sub formbuilder_setup (@) {
        my $session=$params{session};
        my $cgi=$params{cgi};
 
-       if ($form->title eq "signin" || $form->title eq "register" || $cgi->param("do") eq "register") {
+       my $do_register=defined $cgi->param("do") && $cgi->param("do") eq "register";
+
+       if ($form->title eq "signin" || $form->title eq "register" || $do_register) {
                $form->field(name => "name", required => 0);
                $form->field(name => "password", type => "password", required => 0);
                
-               if ($form->submitted eq "Register" || $form->submitted eq "Create Account" || $cgi->param("do") eq "register") {
+               if ($form->submitted eq "Register" || $form->submitted eq "Create Account" || $do_register) {
                        $form->field(name => "confirm_password", type => "password");
                        $form->field(name => "account_creation_password", type => "password")
                                 if (defined $config{account_creation_password} &&
@@ -247,8 +255,10 @@ sub formbuilder (@) {
        my $cgi=$params{cgi};
        my $buttons=$params{buttons};
 
+       my $do_register=defined $cgi->param("do") && $cgi->param("do") eq "register";
+
        if ($form->title eq "signin" || $form->title eq "register") {
-               if (($form->submitted && $form->validate) || $cgi->param("do") eq "register") {
+               if (($form->submitted && $form->validate) || $do_register) {
                        if ($form->submitted eq 'Login') {
                                $session->param("name", $form->field("name"));
                                IkiWiki::cgi_postsignin($cgi, $session);
@@ -286,14 +296,14 @@ 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,
                                        ),
                                        wikiurl => $config{url},
                                        wikiname => $config{wikiname},
-                                       REMOTE_ADDR => $ENV{REMOTE_ADDR},
+                                       remote_addr => $session->remote_addr(),
                                );
                                
                                eval q{use Mail::Sendmail};
@@ -311,7 +321,7 @@ sub formbuilder (@) {
                                $form->field(name => "name", required => 0);
                                push @$buttons, "Reset Password";
                        }
-                       elsif ($form->submitted eq "Register" || $cgi->param("do") eq "register") {
+                       elsif ($form->submitted eq "Register" || $do_register) {
                                @$buttons="Create Account";
                        }
                }
@@ -325,7 +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'));
                        }
                }
@@ -352,6 +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");