make sure value is defined before using it as an array

[ikiwiki.git] / IkiWiki / Plugin / websetup.pm

diff --git a/IkiWiki/Plugin/websetup.pm b/IkiWiki/Plugin/websetup.pm
index 8bef44925c13e81e0afd0083e36687b117b04e06..2d978c5b46758e3ad2234f4d0bc8ba73d80e89b1 100644 (file)
--- a/IkiWiki/Plugin/websetup.pm
+++ b/IkiWiki/Plugin/websetup.pm
@@ -3,17 +3,17 @@ package IkiWiki::Plugin::websetup;
 
 use warnings;
 use strict;
-use IkiWiki 2.00;
+use IkiWiki 3.00;
 
-sub import { #{{{
+sub import {
        hook(type => "getsetup", id => "websetup", call => \&getsetup);
        hook(type => "checkconfig", id => "websetup", call => \&checkconfig);
        hook(type => "sessioncgi", id => "websetup", call => \&sessioncgi);
        hook(type => "formbuilder_setup", id => "websetup", 
             call => \&formbuilder_setup);
-} # }}}
+}
 
-sub getsetup () { #{{{
+sub getsetup () {
        return
                plugin => {
                        safe => 1,
@@ -33,15 +33,15 @@ sub getsetup () { #{{{
                        safe => 0,
                        rebuild => 0,
                },
-} #}}}
+}
 
-sub checkconfig () { #{{{
+sub checkconfig () {
        if (! exists $config{websetup_show_unsafe}) {
                $config{websetup_show_unsafe}=1;
        }
-} #}}}
+}
 
-sub formatexample ($$) { #{{{
+sub formatexample ($$) {
        my $example=shift;
        my $value=shift;
 
@@ -54,9 +54,9 @@ sub formatexample ($$) { #{{{
        else {
                return "";
        }
-} #}}}
+}
 
-sub showfields ($$$@) { #{{{
+sub showfields ($$$@) {
        my $form=shift;
        my $plugin=shift;
        my $enabled=shift;
@@ -134,12 +134,13 @@ sub showfields ($$$@) { #{{{
                }
 
                # multiple plugins can have the same field
-               my $name=defined $plugin ? $plugin.".".$key : $key;
+               my $name=defined $plugin ? $plugin.".".$key : $section.".".$key;
 
                my $value=$config{$key};
 
-               if ($info{safe} && (ref $config{$key} eq 'ARRAY' || ref $info{example} eq 'ARRAY')) {
-                       push @{$value}, "", ""; # blank items for expansion
+               if ($info{safe} && defined $value &&
+                   (ref $value eq 'ARRAY' || ref $info{example} eq 'ARRAY')) {
+                       $value=[@{$value}, "", ""]; # blank items for expansion
                }
 
                if ($info{type} eq "string") {
@@ -207,9 +208,27 @@ sub showfields ($$$@) { #{{{
        }
 
        return %enabledfields;
-} #}}}
+}
 
-sub showform ($$) { #{{{
+sub enable_plugin ($) {
+       my $plugin=shift;
+
+       $config{disable_plugins}=[grep { $_ ne $plugin } @{$config{disable_plugins}}];
+       push @{$config{add_plugins}}, $plugin;
+}
+
+sub disable_plugin ($) {
+       my $plugin=shift;
+
+       if (grep { $_ eq $plugin } @{$config{add_plugins}}) {
+               $config{add_plugins}=[grep { $_ ne $plugin } @{$config{add_plugins}}];
+       }
+       else {
+               push @{$config{disable_plugins}}, $plugin;
+       }
+}
+
+sub showform ($$) {
        my $cgi=shift;
        my $session=shift;
 
@@ -218,6 +237,10 @@ sub showform ($$) { #{{{
                error(gettext("you are not logged in as an admin"));
        }
 
+       if (! exists $config{setupfile}) {
+               error(gettext("setup file for this wiki is not known"));
+       }
+
        eval q{use CGI::FormBuilder};
        error($@) if $@;
 
@@ -241,6 +264,7 @@ sub showform ($$) { #{{{
        
        $form->field(name => "do", type => "hidden", value => "setup",
                force => 1);
+       $form->field(name => "rebuild_asked", type => "hidden");
 
        if ($form->submitted eq 'Basic Mode') {
                $form->field(name => "showadvanced", type => "hidden", 
@@ -314,8 +338,15 @@ sub showform ($$) { #{{{
                                        
                        if ($field=~/^enable\.(.*)/) {
                                my $plugin=$1;
+                               $value[0]=0 if ! length $value[0];
                                if ($value[0] != exists $enabled_plugins{$plugin}) {
-                                       # TODO plugin enable/disable
+                                       if ($value[0]) {
+                                               enable_plugin($plugin);
+                                       }
+                                       else {
+                                               disable_plugin($plugin);
+
+                                       }
                                }
                                else {
                                        delete $rebuild{$field};
@@ -344,8 +375,8 @@ sub showform ($$) { #{{{
                                elsif (! defined $config{$key} && ! length $value[0]) {
                                        delete $rebuild{$field};
                                }
-                               elsif (! defined $config{$key} && ! $value[0] &&
-                                      $info{type} eq "boolean") {
+                               elsif ((! defined $config{$key} || ! $config{$key}) &&
+                                      ! $value[0] && $info{type} eq "boolean") {
                                        delete $rebuild{$field};
                                }
                                else {
@@ -359,8 +390,7 @@ sub showform ($$) { #{{{
                        foreach my $field ($form->field) {
                                $required=1 if $rebuild{$field};
                                next if exists $rebuild{$field};
-                               $form->field(name => $field, type => "hidden",
-                                       force => 1);
+                               $form->field(name => $field, type => "hidden");
                        }
                        if ($required) {
                                $form->text(gettext("The configuration changes shown below require a wiki rebuild to take effect."));
@@ -370,27 +400,51 @@ sub showform ($$) { #{{{
                                $form->text(gettext("For the configuration changes shown below to fully take effect, you may need to rebuild the wiki."));
                                $buttons=["Rebuild Wiki", "Save Setup", "Cancel"];
                        }
-                       $form->field(name => "rebuild_asked", type => "hidden",
-                               value => 1, force => 1);
+                       $form->field(name => "rebuild_asked", value => 1, force => 1);
                        $form->reset(0); # doesn't really make sense here
                }
                else {
-                       $form->field(name => "rebuild_asked", type => "hidden",
-                               value => 0, force => 1);
-                       # TODO save to real path
-                       IkiWiki::Setup::dump("/tmp/s");
-                       $form->text(gettext("Setup saved."));
-       
+                       IkiWiki::Setup::dump($config{setupfile});
+
+                       IkiWiki::saveindex();
+                       IkiWiki::unlockwiki();
+
+                       # Print the top part of a standard misctemplate,
+                       # then show the rebuild or refresh.
+                       my $divider="xxx";
+                       my $html=IkiWiki::misctemplate("setup", $divider);
+                       IkiWiki::printheader($session);
+                       my ($head, $tail)=split($divider, $html, 2);
+                       print $head."<pre>\n";
+
+                       my @command;
                        if ($form->submitted eq 'Rebuild Wiki') {
-                               # TODO rebuild
+                               @command=("ikiwiki", "-setup", $config{setupfile},
+                                        "-rebuild", "-v");
                        }
+                       else {
+                               @command=("ikiwiki", "-setup", $config{setupfile},
+                                       "-refresh", "-wrappers", "-v");
+                       }
+
+                       my $ret=system(@command);
+                       print "\n<pre>";
+                       if ($ret != 0) {
+                               print '<p class="error">'.
+                                       sprintf(gettext("<p class=\"error\">Error: %s exited nonzero (%s)"),
+                                               join(" ", @command), $ret).
+                                       '</p>';
+                       }
+
+                       print $tail;                    
+                       exit 0;
                }
        }
 
        IkiWiki::showform($form, $buttons, $session, $cgi);
-} #}}}
+}
 
-sub sessioncgi ($$) { #{{{
+sub sessioncgi ($$) {
        my $cgi=shift;
        my $session=shift;
 
@@ -398,9 +452,9 @@ sub sessioncgi ($$) { #{{{
                showform($cgi, $session);
                exit;
        }
-} #}}}
+}
 
-sub formbuilder_setup (@) { #{{{
+sub formbuilder_setup (@) {
        my %params=@_;
 
        my $form=$params{form};
@@ -411,6 +465,6 @@ sub formbuilder_setup (@) { #{{{
                        exit;
                }
        }
-} #}}}
+}
 
 1