<?php
require_once '../../header.session.inc.php';

/* This single file is used to increase upload_max_filesize and post_max_size using .htaccess*/
if(!isset($GLOBALS['phpgw_info'])){
	$GLOBALS['phpgw_info']['flags'] = array(
		'currentapp' => 'filemanager',
		'nonavbar'   => true,
		'noheader'   => true
	);
}
require_once '../../header.inc.php';

$bo = CreateObject('filemanager.bofilemanager');

$c = CreateObject('phpgwapi.config','filemanager');
$c->read_repository();
$current_config = $c->config_data;
$upload_max_size = $current_config['filemanager_Max_file_size'];
$path = $_POST['path'];
$show_upload_boxes = count($_FILES['upload_file']['name'])-1;


function create_summaryImage($file){
	list($width, $height,$image_type) = getimagesize($file);
	switch($image_type)
	{
	case 1:
		$image_big = imagecreatefromgif($file);
		break;
	case 2:
		$image_big = imagecreatefromjpeg($file);
		break;
	case 3:
		$image_big = imagecreatefrompng($file);
		break;
	default:
		return false;
	}
	$max_resolution = 48;
	if ($width > $height){
		$new_width = $max_resolution;
		$new_height = $height*($new_width/$width);
	}
	else {
		$new_height = $max_resolution;
		$new_width = $width*($new_height/$height);
	}
	$image_new = imagecreatetruecolor($new_width, $new_height);
	imagecopyresampled($image_new, $image_big, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
	ob_start();
	imagepng($image_new);
	$content = ob_get_clean();
	return $content;
}

/* Its much faster test all files only one time */
if(strlen($current_config['filemanager_antivirus_command']) > 0)
{
	$command = "nice -n19 ".$current_config['filemanager_antivirus_command'];
	for($i = 0; $i != $show_upload_boxes; $i++)
		$command .= " ".$_FILES['upload_file']['tmp_name'][$i];
	$return=0;
	exec("bash -c ".escapeshellcmd(escapeshellarg($command)),$output,$return);
	if ($return == 1)
	{
		$_SESSION['response'] = serialize(array(0 => lang('Error:').lang('One of the files sent was considered infected')));
		return;
	}
}

if($path != '/')
	for($i = 0; $i != $show_upload_boxes; $i++)
	{
		if($badchar = $bo->bad_chars($_FILES['upload_file']['name'][$i], True, True))
		{
			$return[] = lang('Error:').lang('File names cannot contain "%1"', $badchar);
			continue;
		}

		# Check to see if the file exists in the database, and get its info at the same time
		$ls_array = $bo->vfs->ls(array(
			'string'=> $path . '/' . $_FILES['upload_file']['name'][$i],
			'relatives'	=> array(RELATIVE_NONE),
			'checksubdirs'	=> False,
			'nofiles'	=> True
		));

		$fileinfo = $ls_array[0];

		if($fileinfo['name'])
		{
			if($fileinfo['mime_type'] == 'Directory')
			{
				$return[] = lang('Error:').lang('Cannot replace %1 because it is a directory', $fileinfo['name']);
				continue;
			}
		}

		if ($_FILES['upload_file']['size'][$i] > ($upload_max_size*1024*1024))
		{
			$return[] = lang('The size of %1 has exceded the limit: %2', $_FILES['upload_file']['name'][$i], $upload_max_size);
			continue;
		}
		elseif($_FILES['upload_file']['size'][$i] > 0)
		{
			if($fileinfo['name'] && $fileinfo['deleteable'] != 'N')
			{
				$_FILES['upload_file']['name'][$i] = date('Ymd-H:i')."-".$_FILES['upload_file']['name'][$i];
				$tmp_arr=array(
					'from'	=> $_FILES['upload_file']['tmp_name'][$i],
					'to'	=> $_FILES['upload_file']['name'][$i],
					'relatives'	=> array(RELATIVE_NONE|VFS_REAL, RELATIVE_ALL)

				);
				$bo->vfs->cp($tmp_arr);
				$tmp_arr=array(
					'string'=> $_FILES['upload_file']['name'][$i],
					'relatives'	=> array(RELATIVE_ALL),
					'attributes'	=> array(
						'owner_id' => $bo->userinfo['username'],
						'modifiedby_id' => $bo->userinfo['username'],
						'size' => $_FILES['upload_file']['size'][$i],
						'mime_type' => $_FILES['upload_file']['type'][$i],
						'deleteable' => 'Y',
						'comment' => stripslashes($_POST['upload_comment'][$i])
					)
				);
				$bo->vfs->set_attributes($tmp_arr);

				$return[] = lang("There is a file %1, that was not replaced",$_FILES['upload_file']['name'][$i]);
			}
			else
			{

				if ($bo->vfs->cp(array(
					'from'=> $_FILES['upload_file']['tmp_name'][$i],
					'to'=> $_FILES['upload_file']['name'][$i],
					'relatives'	=> array(RELATIVE_NONE|VFS_REAL, RELATIVE_ALL)
				)))
				{
					$bo->vfs->set_attributes(array(
						'string'=> $_FILES['upload_file']['name'][$i],
						'relatives'	=> array(RELATIVE_ALL),
						'attributes'=> array(
							'mime_type' => $_FILES['upload_file']['type'][$i],
							'comment' => stripslashes($_POST['upload_comment'][$i])
						)
					));
				}
				else{
					$return[] = lang('Error:').lang('It was not possible to send your file');
				}

			}
		}
		elseif($_FILES['upload_file']['name'][$i])
		{
			$bo->vfs->touch(array(
				'string'=> $_FILES['upload_file']['name'][$i],
				'relatives'	=> array(RELATIVE_ALL)
			));

			$bo->vfs->set_attributes(array(
				'string'=> $_FILES['upload_file']['name'][$i],
				'relatives'	=> array(RELATIVE_ALL),
				'attributes'=> array(
					'mime_type' => $_FILES['upload_file']['type'][$i],
					'comment' => stripslashes($_POST['upload_comment'][$i])
				)
			));

		}

		if (!(strpos(strtoupper($_FILES['upload_file']['type'][$i]),'IMAGE') === FALSE))
		{
			$content = create_summaryImage($_FILES['upload_file']['tmp_name'][$i]);
			if ($content){
				$bo->vfs->set_summary(array(
					'string'=> $_FILES['upload_file']['name'][$i],
					'relatives' => array(RELATIVE_ALL),
					'summary'=> $content
				));
			}

		}
	}
if (count($return) > 0)
		$_SESSION['response'] = serialize($return);
	else
		 $_SESSION['response'] = serialize( array( 0 => 'Ok' ) );
?>