Viewing file:  RearrangeItems.inc (6.15 KB) -rw-r--r--
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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.
*/
/**
* This controller will handle rearranging the order of all album items at once.
* @package Rearrange
* @subpackage UserInterface
* @author Alan Harder <alan.harder@sun.com>
* @version $Revision: 15513 $
*/
class RearrangeItemsController extends GalleryController {
/**
* @see GalleryController::handleRequest
*/
function handleRequest($form) {
$itemId = GalleryUtilities::getRequestVariables('itemId');
/* Check permissions */
$ret = GalleryCoreApi::assertHasItemPermission($itemId, 'core.edit');
if ($ret) {
return array($ret, null);
}
$status = array();
$error = array();
if (isset($form['action']['save'])) {
$list = explode(',', $form['list']);
list ($ret, $item) = GalleryCoreApi::loadEntitiesById($itemId);
if ($ret) {
return array($ret, null);
}
list ($ret, $childIds) = GalleryCoreApi::fetchChildItemIds($item);
if ($ret) {
return array($ret, null);
}
/* Verify valid input */
if (count($list) != count($childIds)) {
return array(GalleryCoreApi::error(ERROR_BAD_PARAMETER), null);
}
list ($ret, $orderWeights) = GalleryCoreApi::fetchItemOrderWeights($childIds);
if ($ret) {
return array($ret, null);
}
foreach ($list as $newIndex => $oldIndex) {
if ($newIndex == $oldIndex) {
continue;
}
$ret = GalleryCoreApi::setItemOrderWeight($childIds[$oldIndex],
$orderWeights[$childIds[$newIndex]]);
if ($ret) {
return array($ret, null);
}
}
$event = GalleryCoreApi::newEvent('Gallery::ItemOrder');
$event->setData($itemId);
list ($ret) = GalleryCoreApi::postEvent($event);
if ($ret) {
return array($ret, null);
}
$status['saved'] = 1;
} /* else $form['action']['reset'] */
$results['redirect'] = array('view' => 'core.ItemAdmin',
'subView' => 'rearrange.RearrangeItems',
'itemId' => $itemId);
$results['status'] = $status;
$results['error'] = $error;
return array(null, $results);
}
}
/**
* This view will display an interface to reorder all album items at once.
*/
class RearrangeItemsView extends GalleryView {
/**
* @see GalleryView::loadTemplate
*/
function loadTemplate(&$template, &$form) {
$itemId = GalleryUtilities::getRequestVariables('itemId');
/* Check permissions */
$ret = GalleryCoreApi::assertHasItemPermission($itemId, 'core.edit');
if ($ret) {
return array($ret, null);
}
if ($form['formName'] != 'RearrangeItems') {
$form['formName'] = 'RearrangeItems';
}
list ($ret, $item) = GalleryCoreApi::loadEntitiesById($itemId);
if ($ret) {
return array($ret, null);
}
$RearrangeItems = array();
$orderBy = $item->getOrderBy();
if (empty($orderBy)) {
list ($ret, $orderBy) =
GalleryCoreApi::getPluginParameter('module', 'core', 'default.orderBy');
if ($ret) {
return array($ret, null);
}
}
if ($orderBy != 'orderWeight') {
$RearrangeItems['automaticOrderMessage'] = 1;
} else {
list ($ret, $childIds) = GalleryCoreApi::fetchChildItemIds($item);
if ($ret) {
return array($ret, null);
}
list ($ret, $childItems) = GalleryCoreApi::loadEntitiesById($childIds);
if ($ret) {
return array($ret, null);
}
list ($ret, $thumbnails) = GalleryCoreApi::fetchThumbnailsByItemIds($childIds);
if ($ret) {
return array($ret, null);
}
$children = array();
$maxWidth = $maxHeight = 0;
foreach ($childItems as $child) {
$childId = $child->getId();
$child = (array)$child;
if (isset($thumbnails[$childId])) {
$thumb = $thumbnails[$childId];
if (!($thumb->getWidth() && $thumb->getHeight())) {
list ($ret, $thumb) =
GalleryCoreApi::rebuildDerivativeCache($thumb->getId());
if ($ret) {
return array($ret, null);
}
}
$child['thumbnail'] = (array)$thumb;
list ($w, $h) = GalleryUtilities::shrinkDimensionsToFit(
$thumb->getWidth(), $thumb->getHeight(), 100);
$maxWidth = max($w, $maxWidth);
$maxHeight = max($h, $maxHeight);
}
$children[] = $child;
}
$RearrangeItems['children'] = $children;
$RearrangeItems['count'] = count($children);
$RearrangeItems['maxWidth'] = $maxWidth + 5;
$RearrangeItems['maxHeight'] = $maxHeight + 5;
/* See if the album's theme has "rows" and/or "columns" */
list ($ret, $themeId) = GalleryCoreApi::fetchThemeId($item);
if ($ret) {
return array($ret, null);
}
list ($ret, $theme) = GalleryCoreApi::loadPlugin('theme', $themeId);
if ($ret) {
return array($ret, null);
}
list ($ret, $params) = $theme->fetchParameters($item->getId());
if ($ret) {
return array($ret, null);
}
$RearrangeItems['rows'] = empty($params['rows']) ? 0 : $params['rows'];
$RearrangeItems['columns'] = empty($params['columns']) ? 0 : $params['columns'];
}
$template->setVariable('RearrangeItems', $RearrangeItems);
$template->setVariable('controller', 'rearrange.RearrangeItems');
$template->head('modules/rearrange/templates/Header.tpl');
return array(null, array('body' => 'modules/rearrange/templates/RearrangeItems.tpl'));
}
/**
* @see GalleryView::getViewDescription
*/
function getViewDescription() {
list ($ret, $module) = GalleryCoreApi::loadPlugin('module', 'rearrange');
if ($ret) {
return array($ret, null);
}
return array(null, $module->translate('rearrange items'));
}
}
?>
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