149 lines
4.2 KiB
PHP
149 lines
4.2 KiB
PHP
<?php
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/*
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* Gallery - a web based photo album viewer and editor
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* Copyright (C) 2000-2007 Bharat Mediratta
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/**
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* This view lets you make very simple callbacks to the framework to get very specific data.
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* Eventually this will probably get refactored into a much more sophisticated framework.
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*
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* @package GalleryCore
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* @subpackage UserInterface
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* @author Bharat Mediratta <bharat@menalto.com>
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* @version $Revision: 15513 $
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*/
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class SimpleCallbackView extends GalleryView {
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/**
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* @see GalleryView::isImmediate
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*/
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function isImmediate() {
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return true;
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}
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/**
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* @see GalleryView::isControllerLike
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*/
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function isControllerLike() {
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return true;
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}
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/**
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* @see GalleryView::renderImmediate
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*/
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function renderImmediate($status, $error) {
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list ($command, $prefix) = GalleryUtilities::getRequestVariables('command', 'prefix');
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list ($ret, $isAnonymous) = GalleryCoreApi::isAnonymousUser();
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if ($ret) {
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return $ret;
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}
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if (!headers_sent()) {
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header("Content-type: text/plain; charset=UTF-8");
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}
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switch($command) {
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case 'lookupUsername':
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if (!$isAnonymous) {
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list ($ret, $usernames) = GalleryCoreApi::fetchUsernames(10, null, $prefix);
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if (!$ret) {
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print implode("\n", $usernames);
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}
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}
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break;
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case 'lookupGroupname':
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if (!$isAnonymous) {
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list ($ret, $groupNames) = GalleryCoreApi::fetchGroupNames(10, null, $prefix);
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if (!$ret) {
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print implode("\n", $groupNames);
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}
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}
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break;
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case 'lookupDirectories':
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list ($ret, $isSiteAdmin) = GalleryCoreApi::isUserInSiteAdminGroup();
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if (!$ret && $isSiteAdmin) {
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GalleryUtilities::unsanitizeInputValues($prefix, false);
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$dirs = implode("\n", $this->_getDirectoryListing($prefix, false));
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GalleryUtilities::sanitizeInputValues($dirs, false);
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print $dirs;
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}
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break;
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case 'lookupFiles':
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list ($ret, $isSiteAdmin) = GalleryCoreApi::isUserInSiteAdminGroup();
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if (!$ret && $isSiteAdmin) {
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GalleryUtilities::unsanitizeInputValues($prefix, false);
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$files = implode("\n", $this->_getDirectoryListing($prefix));
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GalleryUtilities::sanitizeInputValues($files, false);
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print $files;
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}
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break;
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}
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return null;
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}
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function _getDirectoryListing($path, $getFiles=true) {
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global $gallery;
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$platform =& $gallery->getPlatform();
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/* $path is UTF-8, we need it in the system charset for filesystem interactions */
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$path = GalleryCoreApi::convertFromUtf8($path);
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if ($platform->is_dir($path)) {
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$match = '';
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} else {
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$match = basename($path);
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$matchLength = strlen($match);
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$path = dirname($path);
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if (!$platform->is_dir($path)) {
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return array();
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}
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}
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$dirList = $fileList = array();
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if ($dir = $platform->opendir($path)) {
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$slash = $platform->getDirectorySeparator();
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if ($path{strlen($path)-1} != $slash) {
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$path .= $slash;
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}
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while (($file = $platform->readdir($dir)) !== false) {
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if ($file == '.' || $file == '..'
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|| ($match && strncmp($file, $match, $matchLength))) {
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continue;
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}
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$file = $path . $file;
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if ($platform->is_dir($file)) {
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/* Filesystem charset -> UTF-8 conversion required */
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$dirList[] = GalleryCoreApi::convertToUtf8($file);
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} else if ($getFiles && $platform->is_file($file)) {
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$fileList[] = GalleryCoreApi::convertToUtf8($file);
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}
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}
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$platform->closedir($dir);
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sort($dirList);
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sort($fileList);
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}
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return empty($dirList) ? $fileList : array_merge($dirList, $fileList);
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}
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}
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?>
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