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<?php
/*
* Gallery - a web based photo album viewer and editor
* Copyright (C) 2000-2007 Bharat Mediratta
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
*/
/**
* Gd Graphics Module
*
* This module provides the Gd graphics toolkit for Gallery
*
* @package Gd
* @author Ernesto Baschny <ernst@baschny.de>
* @version $Revision: 16034 $
*/
class GdModule extends GalleryModule {
function GdModule() {
global $gallery;
$this->setId('gd');
$this->setName($gallery->i18n('Gd'));
$this->setDescription($gallery->i18n('Gd Graphics Toolkit'));
$this->setVersion('1.1.1');
$this->setGroup('toolkits', $gallery->i18n('Graphics Toolkits'));
$this->setCallbacks('getSiteAdminViews');
$this->setRequiredCoreApi(array(7, 4));
$this->setRequiredModuleApi(array(3, 0));
}
/**
* @see GalleryModule::upgrade
*/
function upgrade($currentVersion) {
if (!isset($currentVersion)) {
/* Initial install */
$ret = $this->setParameter('jpegQuality', '75');
if ($ret) {
return $ret;
}
}
return null;
}
/**
* @see GalleryModule::performFactoryRegistrations
*/
function performFactoryRegistrations() {
/* Register our graphics class with the factory */
$ret = GalleryCoreApi::registerFactoryImplementation(
'GalleryToolkit', 'GdToolkit', 'Gd',
'modules/gd/classes/GdToolkit.class', 'gd', null);
if ($ret) {
return $ret;
}
return null;
}
/**
* @see GalleryModule::activate
*/
function activate($postActivationEvent=true) {
/* Load any classes we require */
GalleryCoreApi::requireOnce('modules/gd/classes/GdToolkitHelper.class');
/* Find out what operations and properties we have available to us */
list ($ret, $results) =
GdToolkitHelper::getOperationsAndProperties();
if ($ret) {
return array($ret, null);
}
list ($ret, $priority) = GalleryCoreApi::getToolkitPriorityById('Gd');
if ($ret) {
return array($ret, null);
}
if (!$priority) {
list ($ret, $priority) = GalleryCoreApi::getMaximumManagedToolkitPriority();
if ($ret) {
return array($ret, null);
}
$priority = min($priority + 1, 40);
}
foreach ($results['operations'] as $operation => $info) {
$outputMimeType = isset($info['outputMimeType']) ? $info['outputMimeType'] : null;
$ret = GalleryCoreApi::registerToolkitOperation('Gd',
$info['mimeTypes'],
$operation,
$info['params'],
$info['description'],
$outputMimeType, $priority);
if ($ret) {
return array($ret, null);
}
}
foreach ($results['properties'] as $property => $info) {
$ret = GalleryCoreApi::registerToolkitProperty('Gd',
$info['mimeTypes'],
$property,
$info['type'],
$info['description']);
if ($ret) {
return array($ret, null);
}
}
list ($ret, $redirect) = parent::activate($postActivationEvent);
if ($ret) {
return array($ret, null);
}
return array(null, $redirect);
}
/**
* @see GalleryModule::needsConfiguration
*/
function needsConfiguration() {
/* This module requires all fields to be filled out before it can be activated. */
list ($ret, $value) = $this->getParameter('jpegQuality');
if ($ret) {
return array($ret, null);
}
if (empty($value)) {
return array(null, true);
}
/*
* It also will stay requiring configuration if we don't have a
* GD version with which we can work with.
*/
GalleryCoreApi::requireOnce('modules/gd/classes/GdToolkitHelper.class');
list ($ret, $isSupported) = GdToolkitHelper::isGdVersionSupported();
if ($ret) {
return array($ret, null);
}
if (!$isSupported) {
return array(null, true);
}
return array(null, false);
}
/**
* @see GalleryModule::autoConfigure
*/
function autoConfigure() {
list ($ret, $needsConfiguration) = $this->needsConfiguration();
if ($ret) {
return array($ret, false);
}
return array(null, !$needsConfiguration);
}
/**
* @see GalleryModule::getSiteAdminViews
*/
function getSiteAdminViews() {
return array(null,
array(array('name' => $this->translate('Gd'),
'view' => 'gd.AdminGd')));
}
/**
* @see GalleryModule::getConfigurationView
*/
function getConfigurationView() {
return 'gd.AdminGd';
}
}
?>
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