egroupware/etemplate/inc/class.etemplate_widget_vfs.inc.php

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2012-03-29 01:27:18 +02:00
<?php
/**
* EGroupware - eTemplate serverside vfs widget
*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package etemplate
* @subpackage api
* @link http://www.egroupware.org
* @author Nathan Gray
* @copyright 2011 Nathan Gray
* @version $Id$
*/
/**
* eTemplate VFS widget
* Deals with the Virtual File System
*/
class etemplate_widget_vfs extends etemplate_widget_file
{
public function __construct($xml='') {
if($xml) parent::__construct($xml);
}
public static function ajax_upload() {
parent::ajax_upload();
error_log(array2string($_FILES));
foreach($_FILES as $field => $file)
{
self::store_file($field, $file);
}
}
/**
* Ajax callback to receive an incoming file
*
* The incoming file is automatically placed into the appropriate VFS location.
* If the entry is not yet created, the file information is stored into the widget's value.
* When the form is submitted, the information for all files uploaded is available in the returned
* $content array and the application should deal with the file.
*/
public static function store_file($path, $file) {
error_log(array2string($file));
// Find real path
if($path[0] != '/')
{
list($app,$id,$relpath) = explode(':',$path,3);
if (empty($id) || $id == 'undefined')
{
static $tmppath = array(); // static var, so all vfs-uploads get created in the same temporary dir
if (!isset($tmppath[$app])) $tmppath[$app] = '/home/'.$GLOBALS['egw_info']['user']['account_lid'].'/.'.$app.'_'.md5(time().session_id());
$path = $tmppath[$app];
unset($cell['onchange']); // no onchange, if we have to use a temporary dir
}
else
{
$path = egw_link::vfs_path($app,$id,'',true);
}
if (!empty($relpath)) $path .= '/'.$relpath;
}
$filename = $file['name'];
if (substr($path,-1) != '/')
{
// add extension to path
$parts = explode('.',$filename);
if (($extension = array_pop($parts)) && mime_magic::ext2mime($extension)) // really an extension --> add it to path
{
$path .= '.'.$extension;
}
}
else // multiple upload with dir given (trailing slash)
{
$path .= egw_vfs::encodePathComponent($filename);
}
if (!egw_vfs::file_exists($dir = egw_vfs::dirname($path)) && !egw_vfs::mkdir($dir,null,STREAM_MKDIR_RECURSIVE))
{
etemplate_old::set_validation_error($name,lang('Error create parent directory %1!',egw_vfs::decodePath($dir)));
error_log(lang('Error create parent directory %1!',egw_vfs::decodePath($dir)));
return false;
}
if (!copy($file['tmp_name'],egw_vfs::PREFIX.$path))
{
etemplate_old::set_validation_error($name,lang('Error copying uploaded file to vfs!'));
error_log(lang('Error copying uploaded file to vfs!'));
return false;
}
}
/**
* Validate input
* Merge any already uploaded files into the content array
*
* @param string $cname current namespace
* @param array $content
* @param array &$validated=array() validated content
*/
public function validate($cname, array $content, &$validated=array())
{
$form_name = self::form_name($cname, $this->id);
$value = $value_in = self::get_array($content, $form_name);
$valid =& self::get_array($validated, $form_name, true);
if(!is_array($value)) $value = array();
foreach($value as $tmp => $file)
{
if (is_dir($GLOBALS['egw_info']['server']['temp_dir']) && is_writable($GLOBALS['egw_info']['server']['temp_dir']))
{
$path = $GLOBALS['egw_info']['server']['temp_dir'].'/'.$tmp;
}
else
{
$path = $tmp.'+';
}
$stat = stat($path);
$valid[] = array(
'name' => $file['name'],
'type' => $file['type'],
'tmp_name' => $path,
'error' => UPLOAD_ERR_OK, // Always OK if we get this far
'size' => $stat['size'],
'ip' => $_SERVER['REMOTE_ADDR'], // Assume it's the same as for when it was uploaded...
);
}
if($valid && !$this->attrs['multiple']) $valid = $valid[0];
}
}
etemplate_widget::registerWidget('etemplate_widget_vfs', array('vfs-upload'));