Viewing file:  plugin.php (9.84 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
<?php
/*
* CKFinder
* ========
* http://ckfinder.com
* Copyright (C) 2007-2010, CKSource - Frederico Knabben. All rights reserved.
*
* The software, this file and its contents are subject to the CKFinder
* License. Please read the license.txt file before using, installing, copying,
* modifying or distribute this file or part of its contents. The contents of
* this file is part of the Source Code of CKFinder.
*
* CKFinder extension: resize image according to a given size
*/
if (!defined('IN_CKFINDER')) exit;
/**
* Include base XML command handler
*/
require_once CKFINDER_CONNECTOR_LIB_DIR . "/CommandHandler/XmlCommandHandlerBase.php";
class CKFinder_Connector_CommandHandler_ImageResize extends CKFinder_Connector_CommandHandler_XmlCommandHandlerBase
{
/**
* @access private
*/
function getConfig()
{
$config = array();
if (isset($GLOBALS['config']['plugin_imageresize'])) {
$config = $GLOBALS['config']['plugin_imageresize'];
}
if (!isset($config['smallThumb'])) {
$config['smallThumb'] = "90x90";
}
if (!isset($config['mediumThumb'])) {
$config['mediumThumb'] = "120x120";
}
if (!isset($config['largeThumb'])) {
$config['largeThumb'] = "180x180";
}
return $config;
}
/**
* handle request and build XML
* @access protected
*
*/
function buildXml()
{
if (empty($_POST['CKFinderCommand']) || $_POST['CKFinderCommand'] != 'true') {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_REQUEST);
}
$this->checkConnector();
$this->checkRequest();
//resizing to 1x1 is almost equal to deleting a file, that's why FILE_DELETE permissions are required
if (!$this->_currentFolder->checkAcl(CKFINDER_CONNECTOR_ACL_FILE_DELETE) || !$this->_currentFolder->checkAcl(CKFINDER_CONNECTOR_ACL_FILE_UPLOAD)) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_UNAUTHORIZED);
}
$_config =& CKFinder_Connector_Core_Factory::getInstance("Core_Config");
$resourceTypeInfo = $this->_currentFolder->getResourceTypeConfig();
if (!isset($_POST["fileName"])) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_NAME);
}
$fileName = CKFinder_Connector_Utils_FileSystem::convertToFilesystemEncoding($_POST["fileName"]);
if (!CKFinder_Connector_Utils_FileSystem::checkFileName($fileName) || $resourceTypeInfo->checkIsHiddenFile($fileName)) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_REQUEST);
}
if (!$resourceTypeInfo->checkExtension($fileName, false)) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_REQUEST);
}
$filePath = CKFinder_Connector_Utils_FileSystem::combinePaths($this->_currentFolder->getServerPath(), $fileName);
if (!file_exists($filePath) || !is_file($filePath)) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_FILE_NOT_FOUND);
}
$newWidth = trim($_POST['width']);
$newHeight = trim($_POST['height']);
$quality = 80;
$resizeOriginal = !empty($_POST['width']) && !empty($_POST['height']);
if ($resizeOriginal) {
if (!preg_match("/^\d+$/", $newWidth) || !preg_match("/^\d+$/", $newHeight) || !preg_match("/^\d+$/", $newWidth)) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_REQUEST);
}
if (!isset($_POST["newFileName"])) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_NAME);
}
$newFileName = CKFinder_Connector_Utils_FileSystem::convertToFilesystemEncoding($_POST["newFileName"]);
if (!$resourceTypeInfo->checkExtension($newFileName)) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_EXTENSION);
}
if (!CKFinder_Connector_Utils_FileSystem::checkFileName($newFileName) || $resourceTypeInfo->checkIsHiddenFile($newFileName)) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_NAME);
}
$newFilePath = CKFinder_Connector_Utils_FileSystem::combinePaths($this->_currentFolder->getServerPath(), $newFileName);
if (!is_writable(dirname($newFilePath))) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_ACCESS_DENIED);
}
if ($_POST['overwrite'] != "1" && file_exists($newFilePath)) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_ALREADY_EXIST);
}
$_imagesConfig = $_config->getImagesConfig();
$maxWidth = $_imagesConfig->getMaxWidth();
$maxHeight = $_imagesConfig->getMaxHeight();
// Shouldn't happen as the JavaScript validation should not allow this.
if ( ( $maxWidth > 0 && $newWidth > $maxWidth ) || ( $maxHeight > 0 && $newHeight > $maxHeight ) ) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_REQUEST);
}
}
require_once CKFINDER_CONNECTOR_LIB_DIR . "/CommandHandler/Thumbnail.php";
if ($resizeOriginal) {
$result = CKFinder_Connector_CommandHandler_Thumbnail::createThumb($filePath, $newFilePath, $newWidth, $newHeight, $quality, false) ;
if (!$result) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_ACCESS_DENIED);
}
}
$config = $this->getConfig();
$nameWithoutExt = preg_replace("/^(.+)\_\d+x\d+$/", "$1", CKFinder_Connector_Utils_FileSystem::getFileNameWithoutExtension($fileName));
$extension = CKFinder_Connector_Utils_FileSystem::getExtension($fileName);
foreach (array('small', 'medium', 'large') as $size) {
if (!empty($_POST[$size]) && $_POST[$size] == '1') {
$thumbName = $nameWithoutExt."_".$size.".".$extension;
$newFilePath = CKFinder_Connector_Utils_FileSystem::combinePaths($this->_currentFolder->getServerPath(), $thumbName);
if (!empty($config[$size.'Thumb'])) {
if (preg_match("/^(\d+)x(\d+)$/", $config[$size.'Thumb'], $matches)) {
CKFinder_Connector_CommandHandler_Thumbnail::createThumb($filePath, $newFilePath, $matches[1], $matches[2], $quality, true) ;
}
}
}
}
}
/**
* @access public
*/
function onInitCommand( &$connectorNode )
{
// "@" protects against E_STRICT (Only variables should be assigned by reference)
@$pluginsInfo = &$connectorNode->getChild("PluginsInfo");
$imageresize = new CKFinder_Connector_Utils_XmlNode("imageresize");
$pluginsInfo->addChild($imageresize);
$config = $this->getConfig();
foreach (array('small', 'medium', 'large') as $size) {
if (!empty($config[$size.'Thumb'])) {
$imageresize->addAttribute($size.'Thumb', $config[$size.'Thumb']);
}
}
return true ;
}
/**
* @access public
*/
function onBeforeExecuteCommand( &$command )
{
if ( $command == 'ImageResize' )
{
$this->sendResponse();
return false;
}
return true ;
}
}
class CKFinder_Connector_CommandHandler_ImageResizeInfo extends CKFinder_Connector_CommandHandler_XmlCommandHandlerBase
{
/**
* handle request and build XML
* @access protected
*
*/
function buildXml()
{
$this->checkConnector();
$this->checkRequest();
if (!$this->_currentFolder->checkAcl(CKFINDER_CONNECTOR_ACL_FILE_VIEW)) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_UNAUTHORIZED);
}
$resourceTypeInfo = $this->_currentFolder->getResourceTypeConfig();
if (!isset($_GET["fileName"])) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_NAME);
}
$fileName = CKFinder_Connector_Utils_FileSystem::convertToFilesystemEncoding($_GET["fileName"]);
if (!CKFinder_Connector_Utils_FileSystem::checkFileName($fileName) || $resourceTypeInfo->checkIsHiddenFile($fileName)) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_REQUEST);
}
if (!$resourceTypeInfo->checkExtension($fileName, false)) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_REQUEST);
}
$filePath = CKFinder_Connector_Utils_FileSystem::combinePaths($this->_currentFolder->getServerPath(), $fileName);
if (!file_exists($filePath) || !is_file($filePath)) {
$this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_FILE_NOT_FOUND);
}
list($width, $height) = getimagesize($filePath);
$oNode = new Ckfinder_Connector_Utils_XmlNode("ImageInfo");
$oNode->addAttribute("width", $width);
$oNode->addAttribute("height", $height);
$this->_connectorNode->addChild($oNode);
}
/**
* @access public
*/
function onBeforeExecuteCommand( &$command )
{
if ( $command == 'ImageResizeInfo' )
{
$this->sendResponse();
return false;
}
return true ;
}
}
if (function_exists('imagecreate')) {
$CommandHandler_ImageResize = new CKFinder_Connector_CommandHandler_ImageResize();
$CommandHandler_ImageResizeInfo = new CKFinder_Connector_CommandHandler_ImageResizeInfo();
$config['Hooks']['BeforeExecuteCommand'][] = array($CommandHandler_ImageResize, "onBeforeExecuteCommand");
$config['Hooks']['BeforeExecuteCommand'][] = array($CommandHandler_ImageResizeInfo, "onBeforeExecuteCommand");
$config['Hooks']['InitCommand'][] = array($CommandHandler_ImageResize, "onInitCommand");
$config['Plugins'][] = 'imageresize';
}
|