prefs page implemented

doc/templates.mdwn

@@ -2,6 +2,8 @@ ikiwiki uses the HTML::Template module as its template engine. This
 supports things like conditionals and loops in templates and is pretty easy
 to learn.
 
+I aim to keep almost all html out of ikiwiki and in the templates.
+
 It ships with some basic templates which can be customised:
 
 * `templates/page.tmpl` - Used for displaying all regular wiki pages.
@@ -12,15 +14,17 @@ It ships with some basic templates which can be customised:
 * `templates/passwordmail.tmpl` - Not a html template, this is used to
   generate the mail with the user's password in it.
 
-If you like, you can add this to further customise it:
+If you like, you can add these to further customise it:
 
 * `templates/signin.tmpl` - If it exists, it is used for customising the
   layout of the SignIn form and all assciated forms. The misc.tmpl is
   wrapped around this, so it should only be a template for the form.
+* `templates/prefs.tmpl` - If it exists, it is used for customising the
+  layout of the Prefs form and all assciated forms. The misc.tmpl is
+  wrapped around this, so it should only be a template for the form.
   
-  Note that the SignIn form is implemented using CGI::FormBuilder, which
+Note that the SignIn and Prefs forms are implemented using
-  interfaces to HTML::Template, so not all of it can be customised with
+CGI::FormBuilder, which interfaces to HTML::Template, so not all of it can
-  templates, although most of it can, by creating this template. Without
+be customised with templates, although most of it can, by creating these
-  the template, CGI::FormBuilder creates the page body by itself.
+templates. Without the templates, CGI::FormBuilder creates the page bodies
-
+by itself.
-I aim to keep almost all html out of ikiwiki and in the templates.

doc/todo.mdwn

@@ -110,10 +110,6 @@ Some wikis will need the abiity to lock a page, or the whole wiki, so that only
 
 Probably it's ok if locking is only supported for web commits.
 
-## User settings page
-
-A cgi page to allow a user to log out and to edit their prefs, including password, email, and anything we add later (subscriptions, etc).
-
 ## Logo
 
 ikiwiki needs a logo. I'm thinking something simple like the word "ikiwiki" with the first "k" backwards; drawn to show that it's "wiki" reflected.

ikiwiki

@@ -339,6 +339,7 @@ sub finalize ($$$) { #{{{
 	
 	if (length $config{cgiurl}) {
 		$template->param(editurl => "$config{cgiurl}?do=edit&page=$page");
+		$template->param(prefsurl => "$config{cgiurl}?do=prefs");
 		if ($config{svn}) {
 			$template->param(recentchangesurl => "$config{cgiurl}?do=recentchanges");
 		}
@@ -883,7 +884,26 @@ sub userinfo_get ($$) { #{{{
 	return $userdata->{$user}->{$field};
 } #}}}
 
-sub userinfo_set ($$) { #{{{
+sub userinfo_set ($$$) { #{{{
+	my $user=shift;
+	my $field=shift;
+	my $value=shift;
+	
+	eval q{use Storable};
+	my $userdata=eval{ Storable::lock_retrieve("$config{srcdir}/.ikiwiki/userdb") };
+	if (! defined $userdata || ! ref $userdata || 
+	    ! exists $userdata->{$user} || ! ref $userdata->{$user}) {
+		return "";
+	}
+	
+	$userdata->{$user}->{$field}=$value;
+	my $oldmask=umask(077);
+	my $ret=Storable::lock_store($userdata, "$config{srcdir}/.ikiwiki/userdb");
+	umask($oldmask);
+	return $ret;
+} #}}}
+
+sub userinfo_setall ($$) { #{{{
 	my $user=shift;
 	my $info=shift;
 	
@@ -905,7 +925,7 @@ sub cgi_signin ($$) { #{{{
 
 	eval q{use CGI::FormBuilder};
 	my $form = CGI::FormBuilder->new(
-		title => "$config{wikiname} signin",
+		title => "signin",
 		fields => [qw(do page from name password confirm_password email)],
 		header => 1,
 		method => 'POST',
@@ -932,7 +952,7 @@ sub cgi_signin ($$) { #{{{
 	$form->field(name => "confirm_password", type => "password", required => 0);
 	$form->field(name => "email", required => 0);
 	if ($q->param("do") ne "signin") {
-		$form->text("You need to log in before you can edit pages.");
+		$form->text("You need to log in first.");
 	}
 	
 	if ($form->submitted) {
@@ -1010,7 +1030,7 @@ sub cgi_signin ($$) { #{{{
 		}
 		elsif ($form->submitted eq 'Register') {
 			my $user_name=$form->field('name');
-			if (userinfo_set($user_name, {
+			if (userinfo_setall($user_name, {
 				           'email' => $form->field('email'),
 				           'password' => $form->field('password'),
 				           'regdate' => time
@@ -1059,6 +1079,64 @@ sub cgi_signin ($$) { #{{{
 	}
 } #}}}
 
+sub cgi_prefs ($$) { #{{{
+	my $q=shift;
+	my $session=shift;
+
+	eval q{use CGI::FormBuilder};
+	my $form = CGI::FormBuilder->new(
+		title => "preferences",
+		fields => [qw(do name password confirm_password email)],
+		header => 0,
+		method => 'POST',
+		validate => {
+			confirm_password => {
+				perl => q{eq $form->field("password")},
+			},
+			email => 'EMAIL',
+		},
+		required => 'NONE',
+		javascript => 0,
+		params => $q,
+		action => $q->request_uri,
+		template => (-e "$config{templatedir}/prefs.tmpl" ?
+		              "$config{templatedir}/prefs.tmpl" : "")
+	);
+	my @buttons=("Save Preferences", "Logout", "Cancel");
+	
+	my $user_name=$session->param("name");
+	$form->field(name => "do", type => "hidden");
+	$form->field(name => "name", disabled => 1,
+		value => $user_name, force => 1);
+	$form->field(name => "password", type => "password");
+	$form->field(name => "confirm_password", type => "password");
+	
+	if (! $form->submitted) {
+		$form->field(name => "email", value => userinfo_get($user_name, "email"));
+	}
+	
+	if ($form->submitted eq 'Logout') {
+		$session->delete();
+		print $q->redirect($config{url});
+		return;
+	}
+	elsif ($form->submitted eq 'Cancel') {
+		print $q->redirect($config{url});
+		return;
+	}
+	elsif ($form->submitted eq "Save Preferences" && $form->validate) {
+		foreach my $field (qw(password email)) {
+			if (length $form->field($field)) {
+				userinfo_set($user_name, $field, $form->field($field)) || error("failed to set $field");
+			}
+		}
+		$form->text("Preferences saved.");
+	}
+	
+	print $session->header();
+	print misctemplate($form->title, $form->render(submit => \@buttons));
+} #}}}
+
 sub cgi_editpage ($$) { #{{{
 	my $q=shift;
 	my $session=shift;
@@ -1268,7 +1346,8 @@ sub cgi () { #{{{
 	
 	# Everything below this point needs the user to be signed in.
 	if ((! $config{anonok} && ! defined $session->param("name") ||
-		! userinfo_get($session->param("name"), "regdate")) || $do eq 'signin') {
+	     ! defined $session->param("name") ||
+	     ! userinfo_get($session->param("name"), "regdate")) || $do eq 'signin') {
 		cgi_signin($q, $session);
 	
 		# Force session flush with safe umask.
@@ -1282,6 +1361,9 @@ sub cgi () { #{{{
 	if ($do eq 'create' || $do eq 'edit') {
 		cgi_editpage($q, $session);
 	}
+	elsif ($do eq 'prefs') {
+		cgi_prefs($q, $session);
+	}
 	else {
 		error("unknown do parameter");
 	}

templates/page.tmpl

@@ -21,6 +21,10 @@
 <a href="<TMPL_VAR HISTORYURL>">History</a>&nbsp;
 </TMPL_IF>
 
+<TMPL_IF NAME="PREFSURL">
+<a href="<TMPL_VAR PREFSURL>">Preferences</a>&nbsp;
+</TMPL_IF>
+
 <TMPL_VAR DISCUSSIONLINK><br>
 
 <hr>