stop using REMOTE_ADDR

[git.ikiwiki.info.git] / IkiWiki / Plugin / openid.pm

diff --git a/IkiWiki/Plugin/openid.pm b/IkiWiki/Plugin/openid.pm
index 7b1a17831f9155ea7034a528198ee864bb5cf6e4..f4ba8db189c8bcb6e0c3592c55fee760430c73c8 100644 (file)
--- a/IkiWiki/Plugin/openid.pm
+++ b/IkiWiki/Plugin/openid.pm
@@ -7,18 +7,30 @@ use strict;
 use IkiWiki 3.00;
 
 sub import {
 use IkiWiki 3.00;
 
 sub import {

-       hook(type => "getopt", id => "openid", call => \&getopt);
+       add_underlay("openid-selector");
+       hook(type => "checkconfig", id => "openid", call => \&checkconfig);

        hook(type => "getsetup", id => "openid", call => \&getsetup);
        hook(type => "auth", id => "openid", call => \&auth);
        hook(type => "formbuilder_setup", id => "openid",
                call => \&formbuilder_setup, last => 1);
 }
 
        hook(type => "getsetup", id => "openid", call => \&getsetup);
        hook(type => "auth", id => "openid", call => \&auth);
        hook(type => "formbuilder_setup", id => "openid",
                call => \&formbuilder_setup, last => 1);
 }
 

-sub getopt () {
-       eval q{use Getopt::Long};
-       error($@) if $@;
-       Getopt::Long::Configure('pass_through');
-       GetOptions("openidsignup=s" => \$config{openidsignup});
+sub checkconfig () {
+       if ($config{cgi}) {
+               # Intercept normal signin form, so the openid selector
+               # can be displayed.
+               # 
+               # When other auth hooks are registered, give the selector
+               # a reference to the normal signin form.
+               require IkiWiki::CGI;
+               my $real_cgi_signin;
+               if (keys %{$IkiWiki::hooks{auth}} > 1) {
+                       $real_cgi_signin=\&IkiWiki::cgi_signin;
+               }
+               inject(name => "IkiWiki::cgi_signin", call => sub ($$) {
+                       openid_selector($real_cgi_signin, @_);
+               });
+       }

 }
 
 sub getsetup () {
 }
 
 sub getsetup () {


@@ -28,13 +40,52 @@ sub getsetup () {
                        rebuild => 0,
                        section => "auth",
                },
                        rebuild => 0,
                        section => "auth",
                },

-               openidsignup => {
+               openid_realm => {

                        type => "string",
                        type => "string",

-                       example => "http://myopenid.com/",
-                       description => "an url where users can signup for an OpenID",
-                       safe => 1,
+                       description => "url pattern of openid realm (default is cgiurl)",
+                       safe => 0,

                        rebuild => 0,
                },
                        rebuild => 0,
                },

+               openid_cgiurl => {
+                       type => "string",
+                       description => "url to ikiwiki cgi to use for openid authentication (default is cgiurl)",
+                       safe => 0,
+                       rebuild => 0,
+               },
+}
+
+sub openid_selector {
+       my $real_cgi_signin=shift;
+        my $q=shift;
+        my $session=shift;
+
+       my $openid_url=$q->param('openid_identifier');
+       my $openid_error;
+
+       if (! load_openid_module()) {
+               if ($real_cgi_signin) {
+                       $real_cgi_signin->($q, $session);
+                       exit;
+               }
+               error(sprintf(gettext("failed to load openid module: "), @_));
+       }
+       elsif (defined $q->param("action") && $q->param("action") eq "verify") {
+               validate($q, $session, $openid_url, sub {
+                       $openid_error=shift;
+               });
+       }
+
+       my $template=IkiWiki::template("openid-selector.tmpl");
+       $template->param(
+               cgiurl => $config{cgiurl},
+               (defined $openid_error ? (openid_error => $openid_error) : ()),
+               (defined $openid_url ? (openid_url => $openid_url) : ()),
+               ($real_cgi_signin ? (nonopenidform => $real_cgi_signin->($q, $session, 1)) : ()),
+       );
+
+       IkiWiki::printheader($session);
+       print IkiWiki::misctemplate("signin", $template->output);
+       exit;

 }
 
 sub formbuilder_setup (@) {
 }
 
 sub formbuilder_setup (@) {


@@ -44,51 +95,12 @@ sub formbuilder_setup (@) {
        my $session=$params{session};
        my $cgi=$params{cgi};
        
        my $session=$params{session};
        my $cgi=$params{cgi};
        

-       if ($form->title eq "signin") {
-               # Give up if module is unavailable to avoid
-               # needing to depend on it.
-               eval q{use Net::OpenID::Consumer};
-               if ($@) {
-                       debug("unable to load Net::OpenID::Consumer, not enabling OpenID login ($@)");
-                       return;
-               }
-
-               # This avoids it displaying a redundant label for the
-               # OpenID fieldset.
-               $form->fieldsets("OpenID");
-
-               $form->field(
-                       name => "openid_url",
-                       label => gettext("Log in with")." ".htmllink("", "", "ikiwiki/OpenID", noimageinline => 1),
-                       fieldset => "OpenID",
-                       size => 30,
-                       comment => ($config{openidsignup} ? " | <a href=\"$config{openidsignup}\">".gettext("Get an OpenID")."</a>" : "")
-               );
-
-               # Handle submission of an OpenID as validation.
-               if ($form->submitted && $form->submitted eq "Login" &&
-                   defined $form->field("openid_url") && 
-                   length $form->field("openid_url")) {
-                       $form->field(
-                               name => "openid_url",
-                               validate => sub {
-                                       validate($cgi, $session, shift, $form);
-                               },
-                       );
-                       # Skip all other required fields in this case.
-                       foreach my $field ($form->field) {
-                               next if $field eq "openid_url";
-                               $form->field(name => $field, required => 0,
-                                       validate => '/.*/');
-                       }
-               }
-       }
-       elsif ($form->title eq "preferences" &&
+       if ($form->title eq "preferences" &&

               IkiWiki::openiduser($session->param("name"))) {
               IkiWiki::openiduser($session->param("name"))) {

-               $form->field(name => "openid_url", disabled => 1,
+               $form->field(name => "openid_identifier", disabled => 1,

                        label => htmllink("", "", "ikiwiki/OpenID", noimageinline => 1),
                        value => $session->param("name"), 
                        label => htmllink("", "", "ikiwiki/OpenID", noimageinline => 1),
                        value => $session->param("name"), 

-                       size => 50, force => 1,
+                       size => length($session->param("name")), force => 1,

                        fieldset => "login");
                $form->field(name => "email", type => "hidden");
        }
                        fieldset => "login");
                $form->field(name => "email", type => "hidden");
        }


@@ -98,15 +110,14 @@ sub validate ($$$;$) {
        my $q=shift;
        my $session=shift;
        my $openid_url=shift;
        my $q=shift;
        my $session=shift;
        my $openid_url=shift;

-       my $form=shift;
+       my $errhandler=shift;

 
        my $csr=getobj($q, $session);
 
        my $claimed_identity = $csr->claimed_identity($openid_url);
        if (! $claimed_identity) {
 
        my $csr=getobj($q, $session);
 
        my $claimed_identity = $csr->claimed_identity($openid_url);
        if (! $claimed_identity) {

-               if ($form) {
-                       # Put the error in the form and fail validation.
-                       $form->field(name => "openid_url", comment => $csr->err);
+               if ($errhandler) {
+                       $errhandler->($csr->err);

                        return 0;
                }
                else {
                        return 0;
                }
                else {


@@ -136,9 +147,15 @@ sub validate ($$$;$) {
                );
        }
 
                );
        }
 

+       my $cgiurl=$config{openid_cgiurl};
+       $cgiurl=$config{cgiurl} if ! defined $cgiurl;
+
+       my $trust_root=$config{openid_realm};
+       $trust_root=$cgiurl if ! defined $trust_root;
+

        my $check_url = $claimed_identity->check_url(
        my $check_url = $claimed_identity->check_url(

-               return_to => IkiWiki::cgiurl(do => "postsignin"),
-               trust_root => $config{cgiurl},
+               return_to => "$cgiurl?do=postsignin",
+               trust_root => $trust_root,

                delayed_return => 1,
        );
        # Redirect the user to the OpenID server, which will
                delayed_return => 1,
        );
        # Redirect the user to the OpenID server, which will


@@ -221,13 +238,26 @@ sub getobj ($$) {
                $secret=rand;
                $session->param(openid_secret => $secret);
        }
                $secret=rand;
                $session->param(openid_secret => $secret);
        }

+       
+       my $cgiurl=$config{openid_cgiurl};
+       $cgiurl=$config{cgiurl} if ! defined $cgiurl;

 
        return Net::OpenID::Consumer->new(
                ua => $ua,
                args => $q,
                consumer_secret => sub { return shift()+$secret },
 
        return Net::OpenID::Consumer->new(
                ua => $ua,
                args => $q,
                consumer_secret => sub { return shift()+$secret },

-               required_root => $config{cgiurl},
+               required_root => $cgiurl,

        );
 }
 
        );
 }
 

+sub load_openid_module {
+       # Give up if module is unavailable to avoid needing to depend on it.
+       eval q{use Net::OpenID::Consumer};
+       if ($@) {
+               debug("unable to load Net::OpenID::Consumer, not enabling OpenID login ($@)");
+               return;
+       }
+       return 1;
+}
+

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