114 lines
3.8 KiB
Perl
114 lines
3.8 KiB
Perl
# -*- Mode: perl; tab-width: 4; indent-tabs-mode: nil; -*-
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#
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# This file is MPL/GPL dual-licensed under the following terms:
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#
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# The contents of this file are subject to the Mozilla Public License
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# Version 1.1 (the "License"); you may not use this file except in
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# compliance with the License. You may obtain a copy of the License at
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# http://www.mozilla.org/MPL/
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#
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# Software distributed under the License is distributed on an "AS IS"
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# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
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# the License for the specific language governing rights and
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# limitations under the License.
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#
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# The Original Code is PLIF 1.0.
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# The Initial Developer of the Original Code is Ian Hickson.
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#
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# Alternatively, the contents of this file may be used under the terms
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# of the GNU General Public License Version 2 or later (the "GPL"), in
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# which case the provisions of the GPL are applicable instead of those
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# above. If you wish to allow use of your version of this file only
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# under the terms of the GPL and not to allow others to use your
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# version of this file under the MPL, indicate your decision by
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# deleting the provisions above and replace them with the notice and
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# other provisions required by the GPL. If you do not delete the
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# provisions above, a recipient may use your version of this file
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# under either the MPL or the GPL.
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package PLIF::DataSource::Configuration;
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use strict;
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use vars qw(@ISA);
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use PLIF::DataSource;
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use PLIF::Exception;
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@ISA = qw(PLIF::DataSource);
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1;
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sub provides {
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my $class = shift;
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my($service) = @_;
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return ($service eq 'dataSource.configuration' or $service eq 'setup.configure' or $class->SUPER::provides($service));
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}
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sub databaseName {
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return 'configuration';
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}
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sub databaseType {
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return 'property';
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}
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__DATA__
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# Configuration API Implementation Follows
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sub configurationFilename {
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return '.PLIF';
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}
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sub setupConfigure {
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my $self = shift;
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my($app) = @_;
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$self->dump(9, 'about to configure Configuration data source...');
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try {
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# if it failed earlier but without crashing the app, then it
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# will fail again (we only stop trying once it works)
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$self->database($app)->ensureRead();
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} except {
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# well, that didn't go down too well. Let's create a brand
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# spanking new configuration file, since they clearly don't
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# have one.
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$app->output->setupProgress('configuration');
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$self->database($app)->assumeRead(); # new file at the ready
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# options should now be set by the users of the datasource.
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};
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$self->dump(9, 'done configuring Configuration data source');
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return; # no problems
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}
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sub getInstalledModules {
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my $self = shift;
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my($app) = @_;
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return $self->database($app)->propertyGet('PLIF.modulesList');
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}
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sub setInstalledModules {
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my $self = shift;
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my($app, $value) = @_;
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$self->database($app)->propertySet('PLIF.modulesList', $value);
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}
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# this takes an object supporting the dataSource.configuration.client
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# service and retrieves its settings.
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sub getSettings {
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my $self = shift;
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my($app, $object, $prefix) = @_;
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my $configuration = $self->database($app);
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foreach my $property ($object->settings) {
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my $value = $configuration->propertyGet("$prefix.$property");
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$self->assert(defined($value), 1, "The configuration is missing a valid value for '$prefix.$property'");
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$object->propertySet($property, $value);
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}
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}
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# this takes an object supporting the dataSource.configuration.client
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# service and saves its settings.
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sub setSettings {
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my $self = shift;
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my($app, $object, $prefix) = @_;
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my $configuration = $self->database($app);
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foreach my $property ($object->settings) {
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$configuration->propertySet("$prefix.$property", $object->propertyGet($property));
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}
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}
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