forked from extern/egroupware
1173 lines
33 KiB
PHP
1173 lines
33 KiB
PHP
<?php
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/**************************************************************************\
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* phpGroupWare API - VFS *
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* This file written by Jason Wies (Zone) <zone@users.sourceforge.net> *
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* and Dan Kuykendall <seek3r@phpgroupware.org>, *
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* This class handles file/dir access for phpGroupWare *
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* Copyright (C) 2000, 2001 Dan Kuykendall, Jason Wies *
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* -------------------------------------------------------------------------*
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* This library is part of the phpGroupWare API *
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* http://www.phpgroupware.org/api *
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* ------------------------------------------------------------------------ *
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* This library is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU Lesser General Public License as published by *
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* the Free Software Foundation; either version 2.1 of the License, *
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* or any later version. *
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* This library 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. *
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* See the GNU Lesser General Public License for more details. *
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* You should have received a copy of the GNU Lesser General Public License *
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* along with this library; if not, write to the Free Software Foundation, *
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
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\**************************************************************************/
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/* $Id$ */
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/*!
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@class vfs
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@abstract virtual file system
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@description Authors: Zone, Seek3r
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*/
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/* Relative defines. Used mainly by getabsolutepath () */
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define (RELATIVE_ROOT, 1);
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define (RELATIVE_USER, 2);
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define (RELATIVE_CURR_USER, 4);
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define (RELATIVE_USER_APP, 8);
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define (RELATIVE_PATH, 16);
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define (RELATIVE_NONE, 32);
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define (RELATIVE_CURRENT, 64);
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define (VFS_REAL, 1024);
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define (RELATIVE_ALL, RELATIVE_PATH);
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/*!
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@class path_class
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@abstract helper class for path_parts
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*/
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class path_class
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{
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var $fake_full_path;
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var $fake_leading_dirs;
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var $fake_extra_path;
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var $fake_name;
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var $real_full_path;
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var $real_leading_dirs;
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var $real_extra_path;
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var $real_name;
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}
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class vfs
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{
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var $basedir;
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var $fakebase;
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var $relative;
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var $working_id;
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var $working_lid;
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var $attributes;
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/*!
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@function vfs
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@abstract constructor, sets up variables
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*/
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function vfs ()
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{
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global $phpgw, $phpgw_info;
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$this->basedir = $phpgw_info["server"]["files_dir"];
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$this->fakebase = "/home";
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$this->working_id = $phpgw_info["user"]["account_id"];
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$this->working_lid = $phpgw->accounts->id2name ($this->working_id);
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$this->now = date ("Y-m-d");
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/* File/dir attributes, each corresponding to a database field. Useful for use in loops */
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$this->attributes = array ("file_id", "owner_id", "createdby_id", "modifiedby_id", "created", "modified", "size", "mime_type", "deleteable", "comment", "app", "directory", "name");
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}
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/*!
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@function set_relative
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@abstract Set path relativity
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@param $mask Relative bitmask (see RELATIVE_ defines)
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*/
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function set_relative ($mask)
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{
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if (!$mask)
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unset ($this->relative);
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else
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$this->relative = $mask;
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}
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/*!
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@function get_relative
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@abstract Return relativity bitmask
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@discussion Returns relativity bitmask, or the default of "completely relative" if unset
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*/
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function get_relative ()
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{
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if (isset ($this->relative))
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return $this->relative;
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else
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return RELATIVE_ALL;
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}
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/*!
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@function sanitize
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@abstract Removes leading .'s from $string
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@discussion You should not pass all filenames through sanitize () unless you plan on rejecting
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.files. Instead, pass the name through securitycheck () first, and if it fails,
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pass it through sanitize
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@param $string string to sanitize
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@result $string without it's leading .'s
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*/
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function sanitize ($string)
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{
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global $phpgw, $phpgw_info;
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/* We use path_parts () just to parse the string, not translate paths */
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$p = $this->path_parts ($string, array (RELATIVE_NONE));
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return (ereg_replace ("^\.+", "", $p->fake_name));
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}
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/*!
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@function securitycheck
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@abstract Security check function
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@discussion Checks for basic violations such as ..
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If securitycheck () fails, run your string through vfs->sanitize ()
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@param $string string to check security of
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@result Boolean True/False. True means secure, False means insecure
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*/
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function securitycheck ($string)
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{
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if (substr ($string, 0, 1) == "\\" || strstr ($string, "..") || strstr ($string, "\\..") || strstr ($string, ".\\."))
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{
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return False;
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}
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else
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{
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return True;
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}
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}
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/*!
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@function db_clean
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@abstract Clean $string for use in database queries
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@param $string String to clean
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@result Cleaned version of $string
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*/
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function db_clean ($string)
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{
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$string = ereg_replace ("'", "\'", $string);
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return $string;
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}
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/*!
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@function path_parts
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@abstract take a real or fake pathname and return an array of its component parts
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@param $string full real or fake path
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@param $relatives Relativity array
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@param $object True returns an object instead of an array
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@result $rarray/$robject Array or object containing the fake and real component parts of the path
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@discussion Returned values are:
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fake_full_path
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fake_leading_dirs
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fake_extra_path
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fake_name
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real_full_path
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real_leading_dirs
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real_extra_path
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real_name
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*/
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function path_parts ($string, $relatives = array (RELATIVE_CURRENT), $object = True)
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{
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global $phpgw, $phpgw_info;
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$sep = $phpgw_info["server"]["dir_separator"];
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if (!($relatives[0] & VFS_REAL))
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{
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$fake = True;
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}
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$string = $this->getabsolutepath ($string, array ($relatives[0]), $fake);
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if ($fake)
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{
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$base_sep = "/";
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$base = "/";
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$opp_base = $this->basedir . $sep;
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$rarray["fake_full_path"] = $string;
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}
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else
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{
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$base_sep = $sep;
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if (ereg ("^$this->basedir" . $sep, $string))
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{
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$base = $this->basedir . $sep;
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}
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else
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{
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$base = $sep;
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}
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$opp_base = "/";
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$rarray["real_full_path"] = $string;
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}
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/* This is needed because of substr's handling of negative lengths */
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$baselen = strlen ($base);
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$lastslashpos = strrpos ($string, $base_sep);
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$lastslashpos < $baselen ? $length = 0 : $length = $lastslashpos - $baselen;
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$extra_path = $rarray["fake_extra_path"] = $rarray["real_extra_path"] = substr ($string, strlen ($base), $length);
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$name = $rarray["fake_name"] = $rarray["real_name"] = substr ($string, strrpos ($string, $base_sep) + 1);
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if ($fake)
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{
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$rarray["real_extra_path"] ? $dispsep = $sep : $dispsep = "";
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$rarray["real_full_path"] = $opp_base . $rarray["real_extra_path"] . $dispsep . $rarray["real_name"];
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if ($extra_path)
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{
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$rarray["fake_leading_dirs"] = $base . $extra_path;
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$rarray["real_leading_dirs"] = $opp_base . $extra_path;
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}
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else
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{
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/* These strip the ending / */
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$rarray["fake_leading_dirs"] = substr ($base, 0, strlen ($base) - 1);
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$rarray["real_leading_dirs"] = substr ($opp_base, 0, strlen ($opp_base) - 1);
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}
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}
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else
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{
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$rarray["fake_full_path"] = $opp_base . $rarray["fake_extra_path"] . "/" . $rarray["fake_name"];
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if ($extra_path)
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{
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$rarray["fake_leading_dirs"] = $opp_base . $extra_path;
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$rarray["real_leading_dirs"] = $base . $extra_path;
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}
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else
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{
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$rarray["fake_leading_dirs"] = substr ($opp_base, 0, strlen ($opp_base) - 1);
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$rarray["real_leading_dirs"] = substr ($base, 0, strlen ($base) - 1);
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}
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}
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/*
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We have to count it before because new keys will be added,
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which would create an endless loop
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*/
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/*
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$count = count ($rarray);
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reset ($array);
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for ($i = 0; (list ($key, $value) = each ($rarray)) && $i != $count; $i++)
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{
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$rarray[$key . "_clean"] = $this->db_clean ($value);
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}
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*/
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if ($object)
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{
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$robject = new path_class;
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reset ($rarray);
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while (list ($key, $value) = each ($rarray))
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{
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$robject->$key = $value;
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}
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}
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/*
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echo "<br>fake_full_path: $rarray[fake_full_path]
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<br>fake_leading_dirs: $rarray[fake_leading_dirs]
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<br>fake_extra_path: $rarray[fake_extra_path]
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<br>fake_name: $rarray[fake_name]
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<br>real_full_path: $rarray[real_full_path]
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<br>real_leading_dirs: $rarray[real_leading_dirs]
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<br>real_extra_path: $rarray[real_extra_path]
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<br>real_name: $rarray[real_name]";
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*/
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if ($object)
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{
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return ($robject);
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}
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else
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{
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return ($rarray);
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}
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}
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/*!
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@function getabsolutepath
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@abstract get the absolute path
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@param $target defaults to False, directory/file to get path of, relative to $relatives[0]
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@param $mask Relativity bitmask (see RELATIVE_ defines). RELATIVE_CURRENT means use $this->relative
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@param $fake Returns the "fake" path, ie /home/user/dir/file (not always possible. use path_parts () instead)
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@result $basedir Full fake or real path
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*/
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function getabsolutepath ($target = False, $relatives = array (RELATIVE_CURRENT), $fake = True)
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{
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global $phpgw, $phpgw_info;
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$currentdir = $this->pwd (False);
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if (!is_array ($relatives))
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{
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$relatives = array (RELATIVE_CURRENT);
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}
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/* If they supply just VFS_REAL, we assume they want current relativity */
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if ($relatives[0] == VFS_REAL)
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{
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$relatives[0] |= RELATIVE_CURRENT;
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}
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if (!$this->securitycheck ($target))
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{
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return False;
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}
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if ($relatives[0] & RELATIVE_NONE)
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{
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return $target;
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}
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if ($fake)
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{
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$sep = "/";
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}
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else
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{
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$sep = $phpgw_info["server"]["dir_separator"];
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}
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/* if RELATIVE_CURRENT, retrieve the current mask */
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if ($relatives[0] & RELATIVE_CURRENT)
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{
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$mask = $relatives[0];
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/* Respect any additional masks by re-adding them after retrieving the current mask*/
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$relatives[0] = $this->get_relative () + ($mask - RELATIVE_CURRENT);
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}
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if ($fake)
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{
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$basedir = "/";
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}
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else
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{
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$basedir = $this->basedir . $sep;
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/* This allows all requests to use /'s */
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$target = preg_replace ("|/|", $sep, $target);
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}
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if (($relatives[0] & RELATIVE_PATH) && $currentdir)
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{
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$basedir = $basedir . $currentdir . $sep;
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}
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elseif (($relatives[0] & RELATIVE_USER) || ($relatives[0] & RELATIVE_USER_APP))
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{
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$basedir = $basedir . $this->fakebase . $sep;
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}
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if ($relatives[0] & RELATIVE_CURR_USER)
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{
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$basedir = $basedir . $this->working_lid . $sep;
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}
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if (($relatives[0] & RELATIVE_USER) || ($relatives[0] & RELATIVE_USER_APP))
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{
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$basedir = $basedir . $phpgw_info["user"]["account_lid"] . $sep;
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}
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if ($relatives[0] & RELATIVE_USER_APP)
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{
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$basedir = $basedir . "." . $phpgw_info["flags"]["currentapp"] . $sep;
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}
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/* Don't add target if it's a /, just for aesthetics */
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if ($target && $target != $sep)
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$basedir = $basedir . $target;
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/* Let's not return // */
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while (ereg ($sep . $sep, $basedir))
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{
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$basedir = ereg_replace ($sep . $sep, $sep, $basedir);
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}
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$basedir = ereg_replace ("$sep$", "", $basedir);
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return $basedir;
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}
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/*!
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@function cd
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@abstract Change directory
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@discussion To cd to the files root "/", use cd ("/", False, array (RELATIVE_NONE));
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@param $target default "/". directory to cd into. if "/" and $relative is True, uses "/home/<working_lid>";
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@param $relative default True/relative means add target to current path, else pass $relative as mask to getabsolutepath()
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*/
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function cd ($target = "/", $relative = True, $relatives = array (RELATIVE_CURRENT))
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{
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global $phpgw, $phpgw_info;
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if ($relatives[0] & VFS_REAL)
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{
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$sep = $phpgw_info["server"]["dir_separator"];
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}
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else
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{
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$sep = "/";
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}
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if ($relative == "relative" || $relative == True)
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{
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/* if $target is "/" and $relative is set, we cd to the user/group home dir */
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if ($target == "/")
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{
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$relatives[0] = RELATIVE_USER;
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$basedir = $this->getabsolutepath (False, array ($relatives[0]), True);
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}
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else
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{
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$currentdir = $phpgw->common->appsession ();
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$basedir = $this->getabsolutepath ($currentdir . $sep . $target, array ($relatives[0]), True);
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}
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}
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else
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{
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$basedir = $this->getabsolutepath ($target, array ($relatives[0]));
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}
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$phpgw->common->appsession ($basedir);
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return True;
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}
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/*!
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@function pwd
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@abstract current working dir
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@param $full default True returns full fake path, else just the extra dirs (false strips the leading /)
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@result $currentdir currentdir
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*/
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function pwd ($full = True)
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{
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global $phpgw;
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$currentdir = $phpgw->common->appsession ();
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if (!$full)
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{
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$currentdir = ereg_replace ("^/", "", $currentdir);
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}
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if ($currentdir == "" && $full)
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{
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$currentdir = "/";
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}
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return $currentdir;
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}
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|
/*!
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@function read
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@abstract return file contents
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@param $file filename
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@param $relatives Relativity array
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@result $contents Contents of $file, or False if file cannot be read
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*/
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function read ($file, $relatives = array (RELATIVE_CURRENT))
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{
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global $phpgw;
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global $phpgw_info;
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$p = $this->path_parts ($file, array ($relatives[0]));
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if ($fp = fopen ($p->real_full_path, "r"))
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{
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$contents = fread ($fp, filesize ($p->real_full_path));
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fclose ($fp);
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return $contents;
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}
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else
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{
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return False;
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}
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}
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|
|
/*!
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@function write
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@abstract write to a file
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@param $file file name
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@param $contents contents
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@param $relatives Relativity array
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@result Boolean True/False
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*/
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function write ($file, $contents, $relatives = array (RELATIVE_CURRENT))
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{
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global $phpgw;
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global $phpgw_info;
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$p = $this->path_parts ($file, array ($relatives[0]));
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umask(000);
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/*
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If $file doesn't exist, touch () creates both the file and the database entry
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If $file does exist, touch () sets the modification time and modified by
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*/
|
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$this->touch ($p->fake_full_path, array (RELATIVE_NONE));
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if ($fp = fopen ($p->real_full_path, "w"))
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{
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fwrite ($fp, $contents, strlen ($contents));
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fclose ($fp);
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$this->set_attributes ($p->fake_full_path, array (RELATIVE_NONE), array ("size" => filesize ($p->real_full_path)));
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return True;
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}
|
|
else
|
|
{
|
|
return False;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
@function touch
|
|
@abstract Create blank file $file or set the modification time and modified by of $file to current time and user
|
|
@param $file File to touch or set modifies
|
|
@param $relatives Relativity array
|
|
@result Boolean True/False
|
|
*/
|
|
|
|
function touch ($file, $relatives = array (RELATIVE_CURRENT))
|
|
{
|
|
global $phpgw, $phpgw_info;
|
|
|
|
$account_id = $phpgw_info["user"]["account_id"];
|
|
$currentapp = $phpgw_info["flags"]["currentapp"];
|
|
|
|
$p = $this->path_parts ($file, array ($relatives[0]));
|
|
|
|
umask (000);
|
|
|
|
/*
|
|
PHP's touch function will automatically decide whether to
|
|
create the file or set the modification time
|
|
*/
|
|
$rr = touch ($p->real_full_path);
|
|
|
|
/* We, however, have to decide this ourselves */
|
|
if ($this->file_exists ($p->fake_full_path, array (RELATIVE_NONE)))
|
|
{
|
|
$vr = $this->set_attributes ($p->fake_full_path, array (RELATIVE_NONE), array ("modifiedby_id" => $account_id, "modified" => date ("Y-m-d")));
|
|
}
|
|
else
|
|
{
|
|
$query = $phpgw->db->query ("INSERT INTO phpgw_vfs (owner_id, directory, name) VALUES ($this->working_id, '$p->fake_leading_dirs', '$p->fake_name')", __LINE__, __FILE__);
|
|
|
|
$this->set_attributes ($p->fake_full_path, array (RELATIVE_NONE), array ("createdby_id" => $account_id, "created" => $this->now, "size" => 0, "deleteable" => "Y", "app" => $currentapp));
|
|
$this->correct_attributes ($p->fake_full_path, array (RELATIVE_NONE));
|
|
}
|
|
|
|
if ($tr || $vr || $query)
|
|
{
|
|
return True;
|
|
}
|
|
else
|
|
{
|
|
return False;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
@function cp
|
|
@abstract copy file
|
|
@param $from from file/directory
|
|
@param $to to file/directory
|
|
@param $relatives Relativity array
|
|
@result boolean True/False
|
|
*/
|
|
|
|
function cp ($from, $to, $relatives = array (RELATIVE_CURRENT, RELATIVE_CURRENT))
|
|
{
|
|
global $phpgw;
|
|
global $phpgw_info;
|
|
|
|
$account_id = $phpgw_info["user"]["account_id"];
|
|
|
|
$f = $this->path_parts ($from, array ($relatives[0]));
|
|
$t = $this->path_parts ($to, array ($relatives[1]));
|
|
|
|
umask(000);
|
|
|
|
if ($this->file_type ($from, array ($relatives[0])) != "Directory")
|
|
{
|
|
if (!copy ($f->real_full_path, $t->real_full_path))
|
|
{
|
|
return False;
|
|
}
|
|
else
|
|
{
|
|
$size = filesize ($t->real_full_path);
|
|
|
|
$query = $phpgw->db->query ("SELECT size, mime_type, deleteable, comment, app FROM phpgw_vfs WHERE directory='$f->fake_leading_dirs' AND name='$f->fake_name'", __LINE__, __FILE__);
|
|
$phpgw->db->next_record ();
|
|
$record = $phpgw->db->Record;
|
|
|
|
if ($this->file_exists ($to, array ($relatives[1])))
|
|
{
|
|
$phpgw->db->query ("UPDATE phpgw_vfs SET owner_id='$this->working_id', directory='$t->fake_leading_dirs', name='$t->fake_name' WHERE owner_id='$this->working_id' AND directory='$t->fake_leading_dirs' AND name='$t->fake_name'", __LINE__, __FILE__);
|
|
|
|
$this->set_attributes ($t->fake_full_path, array (RELATIVE_NONE), array ("createdby_id" => $account_id, "created" => $this->now, "size" => $size, "mime_type" => $record["mime_type"], "deleteable" => $record["deleteable"], "comment" => $record["comment"], "app" => $record["app"]));
|
|
}
|
|
else
|
|
{
|
|
$this->touch ($t->fake_full_path, array (RELATIVE_NONE));
|
|
|
|
$this->set_attributes ($t->fake_full_path, array (RELATIVE_NONE), array ("createdby_id" => $account_id, "created" => $this->now, "size" => $size, "mime_type" => $record["mime_type"], "deleteable" => $record["deleteable"], "comment" => $record["comment"], "app" => $record["app"]));
|
|
}
|
|
|
|
$this->correct_attributes ($t->fake_full_path, array (RELATIVE_NONE));
|
|
|
|
return True;
|
|
}
|
|
}
|
|
else /* It's a directory */
|
|
{
|
|
/* First, make the initial directory */
|
|
$this->mkdir ($to, array ($relatives[1]));
|
|
|
|
/* Next, we create all the directories below the initial directory */
|
|
$ls = $this->ls ($f->fake_full_path, array (RELATIVE_NONE), True, "Directory");
|
|
|
|
while (list ($num, $entry) = each ($ls))
|
|
{
|
|
$newdir = ereg_replace ("^$f->fake_full_path", "$t->fake_full_path", $entry["directory"]);
|
|
$this->mkdir ("$newdir/$entry[name]", array (RELATIVE_NONE));
|
|
}
|
|
|
|
/* Lastly, we copy the files over */
|
|
$ls = $this->ls ($f->fake_full_path, array (RELATIVE_NONE));
|
|
|
|
while (list ($num, $entry) = each ($ls))
|
|
{
|
|
if ($entry["mime_type"] == "Directory")
|
|
{
|
|
continue;
|
|
}
|
|
|
|
$newdir = ereg_replace ("^$f->fake_full_path", "$t->fake_full_path", $entry["directory"]);
|
|
$this->cp ("$entry[directory]/$entry[name]", "$newdir/$entry[name]", array (RELATIVE_NONE, RELATIVE_NONE));
|
|
}
|
|
|
|
return True;
|
|
}
|
|
}
|
|
|
|
function copy ($from, $to, $relatives = array (RELATIVE_CURRENT, RELATIVE_CURRENT))
|
|
{
|
|
umask (000);
|
|
return $this->cp ($from, $to);
|
|
}
|
|
|
|
/*!
|
|
@function mv
|
|
@abstract move file/directory
|
|
@param $from from file/directory
|
|
@param $to to file/directory
|
|
@param $relatives Relativity array
|
|
@result boolean True/False
|
|
*/
|
|
|
|
function mv ($from, $to, $relatives = array (RELATIVE_CURRENT, RELATIVE_CURRENT))
|
|
{
|
|
global $phpgw;
|
|
global $phpgw_info;
|
|
|
|
$account_id = $phpgw_info["user"]["account_id"];
|
|
|
|
$f = $this->path_parts ($from, array ($relatives[0]));
|
|
$t = $this->path_parts ($to, array ($relatives[1]));
|
|
|
|
umask (000);
|
|
|
|
/* We can't move directories into themselves */
|
|
if (($this->file_type ($f->fake_full_path, array (RELATIVE_NONE)) == "Directory") && ereg ("^$f->fake_full_path", $t->fake_full_path))
|
|
{
|
|
if (($t->fake_full_path == $f->fake_full_path) || substr ($t->fake_full_path, strlen ($f->fake_full_path), 1) == "/")
|
|
{
|
|
return False;
|
|
}
|
|
}
|
|
|
|
if ($this->file_exists ($f->fake_full_path, array (RELATIVE_NONE)))
|
|
{
|
|
/* We get the listing now, because it will change after we update the database */
|
|
$ls = $this->ls ($f->fake_full_path, array (RELATIVE_NONE));
|
|
|
|
$this->delete ($t->fake_full_path, array (RELATIVE_NONE));
|
|
$query = $phpgw->db->query ("UPDATE phpgw_vfs SET name='$t->fake_name', directory='$t->fake_leading_dirs' WHERE directory='$f->fake_leading_dirs' AND name='$f->fake_name'", __LINE__, __FILE__);
|
|
|
|
$this->set_attributes ($t->fake_full_path, array (RELATIVE_NONE), array ("modifiedby_id" => $account_id, modified => $this->now));
|
|
$this->correct_attributes ($t->fake_full_path, array (RELATIVE_NONE));
|
|
|
|
$rr = rename ($f->real_full_path, $t->real_full_path);
|
|
}
|
|
else
|
|
{
|
|
return False;
|
|
}
|
|
|
|
if ($this->file_type ($t->fake_full_path, array (RELATIVE_NONE)) == "Directory")
|
|
{
|
|
/* We got $ls from above, before we renamed the directory */
|
|
while (list ($num, $entry) = each ($ls))
|
|
{
|
|
$newdir = ereg_replace ("^$f->fake_full_path", $t->fake_full_path, $entry["directory"]);
|
|
$query = $phpgw->db->query ("UPDATE phpgw_vfs SET directory='$newdir' WHERE file_id='$entry[file_id]'", __LINE__, __FILE__);
|
|
$this->correct_attributes ("$newdir/$entry[name]", array (RELATIVE_NONE));
|
|
}
|
|
}
|
|
|
|
return True;
|
|
}
|
|
|
|
/*!
|
|
@function move
|
|
@abstract shortcut to mv
|
|
*/
|
|
|
|
function move ($from, $to, $relatives = array (RELATIVE_CURRENT, RELATIVE_CURRENT))
|
|
{
|
|
umask (000);
|
|
return $this->mv ($from, $to, $relatives);
|
|
}
|
|
|
|
/*!
|
|
@function rm
|
|
@abstract delete file/directory
|
|
@param $string file/directory to delete
|
|
@param $relatives Relativity array
|
|
@result boolean True/False
|
|
*/
|
|
|
|
function rm ($string, $relatives = array (RELATIVE_CURRENT))
|
|
{
|
|
global $phpgw;
|
|
global $phpgw_info;
|
|
|
|
$p = $this->path_parts ($string, array ($relatives[0]));
|
|
|
|
if (!$this->file_exists ($string, array ($relatives[0])))
|
|
{
|
|
$rr = unlink ($p->real_full_path);
|
|
|
|
if ($rr)
|
|
{
|
|
return True;
|
|
}
|
|
else
|
|
{
|
|
return False;
|
|
}
|
|
}
|
|
|
|
if ($this->file_type ($string, array ($relatives[0])) != "Directory")
|
|
{
|
|
$query = $phpgw->db->query ("DELETE FROM phpgw_vfs WHERE directory='$p->fake_leading_dirs' AND name='$p->fake_name'", __LINE__, __FILE__);
|
|
$rr = unlink ($p->real_full_path);
|
|
|
|
if ($query || $rr)
|
|
{
|
|
return True;
|
|
}
|
|
else
|
|
{
|
|
return False;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$ls = $this->ls ($p->fake_full_path, array (RELATIVE_NONE));
|
|
|
|
/* First, we cycle through the entries and delete the files */
|
|
while (list ($num, $entry) = each ($ls))
|
|
{
|
|
if ($entry["mime_type"] == "Directory")
|
|
{
|
|
continue;
|
|
}
|
|
|
|
$this->rm ("$entry[directory]/$entry[name]", array (RELATIVE_NONE));
|
|
}
|
|
|
|
/* Now we cycle through again and delete the directories */
|
|
reset ($ls);
|
|
while (list ($num, $entry) = each ($ls))
|
|
{
|
|
if ($entry["mime_type"] != "Directory")
|
|
{
|
|
continue;
|
|
}
|
|
|
|
/* Only the best in confusing recursion */
|
|
$this->rm ("$entry[directory]/$entry[name]", array (RELATIVE_NONE));
|
|
}
|
|
|
|
/* Last, we delete the directory itself */
|
|
$query = $phpgw->db->query ("DELETE FROM phpgw_vfs WHERE directory='$p->fake_leading_dirs' AND name='$p->fake_name'", __LINE__, __FILE__);
|
|
rmdir ($p->real_full_path);
|
|
|
|
return True;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
@function delete
|
|
@abstract shortcut to rm
|
|
*/
|
|
|
|
function delete ($string, $relatives = array (RELATIVE_CURRENT))
|
|
{
|
|
return $this->rm ($string, $relatives);
|
|
}
|
|
|
|
/*!
|
|
@function mkdir
|
|
@abstract make a new directory
|
|
@param $dir Directory name
|
|
@param $relatives Relativity array
|
|
@result boolean True on success
|
|
*/
|
|
|
|
function mkdir ($dir, $relatives = array (RELATIVE_CURRENT))
|
|
{
|
|
global $phpgw;
|
|
global $phpgw_info;
|
|
|
|
$account_id = $phpgw_info["user"]["account_id"];
|
|
$currentapp = $phpgw_info["flags"]["currentapp"];
|
|
|
|
$p = $this->path_parts ($dir, array ($relatives[0]));
|
|
|
|
/* We don't allow /'s in dir names, of course */
|
|
if (ereg ("/", $p->fake_name))
|
|
{
|
|
return False;
|
|
}
|
|
|
|
umask (000);
|
|
|
|
if (!mkdir ($p->real_full_path, 0770))
|
|
{
|
|
return False;
|
|
}
|
|
else
|
|
{
|
|
if (!$this->file_exists ($p->fake_leading_dirs . "/" . $dir, array (RELATIVE_NONE)))
|
|
{
|
|
$query = $phpgw->db->query ("INSERT INTO phpgw_vfs (owner_id, name, directory) VALUES ($this->working_id, name='$p->fake_name', directory='$p->fake_leading_dirs')", __LINE__, __FILE__);
|
|
|
|
$this->set_attributes ($p->fake_full_path, array (RELATIVE_NONE), array ("createdby_id" => $account_id, "size" => 1024, "mime_type" => "Directory", "created" => $this->now, "modified" => '', deleteable => "Y", "app" => $currentapp));
|
|
|
|
$this->correct_attributes ($p->fake_full_path, array (RELATIVE_NONE));
|
|
}
|
|
else
|
|
{
|
|
return False;
|
|
}
|
|
|
|
return True;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
@function set_attributes
|
|
@abstract Update database entry for $file with the attributes in $attributes
|
|
@param $file file/directory to update
|
|
@param $attributes keyed array of attributes. key is attribute name, value is attribute value
|
|
@param $relatives Relativity array
|
|
@result Boolean True/False
|
|
@discussion Valid attributes are:
|
|
owner_id
|
|
createdby_id
|
|
modifiedby_id
|
|
created
|
|
modified
|
|
size
|
|
mime_type
|
|
deleteable
|
|
comment
|
|
app
|
|
*/
|
|
|
|
function set_attributes ($file, $relatives = array (RELATIVE_CURRENT), $attributes = array ())
|
|
{
|
|
global $phpgw;
|
|
global $phpgw_info;
|
|
|
|
$p = $this->path_parts ($file, array ($relatives[0]));
|
|
|
|
if (!$this->file_exists ($file, array ($relatives[0])))
|
|
{
|
|
return False;
|
|
}
|
|
|
|
/*
|
|
All this voodoo just decides which attributes to keep, and which to update
|
|
depending on if the attribute was supplied in the $attributes array
|
|
*/
|
|
|
|
$query = $phpgw->db->query ("SELECT file_id, owner_id, createdby_id, modifiedby_id, created, modified, size, mime_type, deleteable, comment, app FROM phpgw_vfs WHERE directory='$p->fake_leading_dirs' AND name='$p->fake_name'", __LINE__, __FILE__);
|
|
$phpgw->db->next_record ();
|
|
$record = $phpgw->db->Record;
|
|
|
|
$attribute_names = array ("owner_id", "createdby_id", "modifiedby_id", "created", "modified", "size", "mime_type", "deleteable", "comment", "app");
|
|
|
|
while (list ($num, $attribute) = each ($attribute_names))
|
|
{
|
|
if (isset ($attributes[$attribute]))
|
|
{
|
|
$$attribute = $attributes[$attribute];
|
|
}
|
|
else
|
|
{
|
|
$$attribute = $record[$attribute];
|
|
}
|
|
|
|
$$attribute = $this->db_clean ($$attribute);
|
|
}
|
|
|
|
$query = $phpgw->db->query ("UPDATE phpgw_vfs SET owner_id='$owner_id', createdby_id='$createdby_id', modifiedby_id='$modifiedby_id', created='$created', modified='$modified', size='$size', mime_type='$mime_type', deleteable='$deleteable', comment='$comment', app='$app' WHERE file_id='$record[file_id]'", __LINE__, __FILE__);
|
|
|
|
if ($query)
|
|
{
|
|
return True;
|
|
}
|
|
else
|
|
{
|
|
return False;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
@function correct_attributes
|
|
@abstract Set the correct attributes for $string (e.g. owner)
|
|
@param $string File/directory to correct attributes of
|
|
@param $relatives Relativity array
|
|
@result Boolean True/False
|
|
*/
|
|
|
|
function correct_attributes ($string, $relatives = array (RELATIVE_CURRENT))
|
|
{
|
|
global $phpgw;
|
|
|
|
$p = $this->path_parts ($string, array ($relatives[0]));
|
|
|
|
if ($p->fake_leading_dirs != $fakebase && $p->fake_leading_dirs != "/")
|
|
{
|
|
$ls_array = $this->ls ($p->fake_leading_dirs, array (RELATIVE_NONE), False, False, True);
|
|
$this->set_attributes ($p->fake_full_path, array (RELATIVE_NONE), array ("owner_id" => $ls_array["owner_id"]));
|
|
|
|
return True;
|
|
}
|
|
elseif (preg_match ("+^$fakebase\/(.*)$+U", $p->fake_full_path, $matches))
|
|
{
|
|
$this->set_attributes ($p->fake_full_path, array (RELATIVE_NONE), array ("owner_id" => $matches[1]));
|
|
|
|
return True;
|
|
}
|
|
else
|
|
{
|
|
$this->set_attributes ($p->fake_full_name, array (RELATIVE_NONE), array ("owner_id" => 0));
|
|
|
|
return True;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
@function file_type
|
|
@abstract return file/dir type (MIME or other)
|
|
@param $file File or directory path (/home/user/dir/dir2/dir3, /home/user/dir/dir2/file)
|
|
@param $relatives Relativity array
|
|
@result MIME type, "Directory", or nothing if MIME type is not known
|
|
*/
|
|
|
|
function file_type ($file, $relatives = array (RELATIVE_CURRENT))
|
|
{
|
|
global $phpgw;
|
|
|
|
$p = $this->path_parts ($file, array ($relatives[0]));
|
|
|
|
$query = $phpgw->db->query ("SELECT mime_type FROM phpgw_vfs WHERE directory='$p->fake_leading_dirs' AND name='$p->fake_name'", __LINE__, __FILE__);
|
|
$phpgw->db->next_record ();
|
|
$mime_type = $phpgw->db->Record["mime_type"];
|
|
|
|
return ($mime_type);
|
|
}
|
|
|
|
/*!
|
|
@function file_exists
|
|
@abstract check if file/directory exists
|
|
@param $string file/directory to check existance of
|
|
@param $relatives Relativity array
|
|
@result Boolean True/False
|
|
*/
|
|
|
|
function file_exists ($string, $relatives = array (RELATIVE_CURRENT))
|
|
{
|
|
global $phpgw;
|
|
|
|
$p = $this->path_parts ($string, array ($relatives[0]));
|
|
|
|
$query = $phpgw->db->query ("SELECT name FROM phpgw_vfs WHERE directory='$p->fake_leading_dirs' AND name='$p->fake_name'", __LINE__, __FILE__);
|
|
|
|
if ($phpgw->db->next_record ())
|
|
{
|
|
return True;
|
|
}
|
|
else
|
|
{
|
|
return False;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
@function checkperms
|
|
@abstract Check if you have write access to create files in $dir
|
|
@discussion This isn't perfect, because vfs->touch () returns True even
|
|
if only the database entry worked. ACLs need to be
|
|
implemented for better permission checking. It's
|
|
also pretty slow, so I wouldn't recommend using it
|
|
often
|
|
@param $dir Directory to check access of
|
|
@param $relatives Relativity array
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|
@result Boolean True/False
|
|
*/
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|
|
|
function checkperms ($dir, $relatives = array (RELATIVE_CURRENT))
|
|
{
|
|
global $phpgw;
|
|
global $phpgw_info;
|
|
|
|
if ($this->file_type ($dir, array ($relatives[0])) != "Directory")
|
|
{
|
|
return False;
|
|
}
|
|
|
|
/* Create a simple 10 digit random filename */
|
|
srand ((double) microtime () * 1000000);
|
|
for ($i = 0; $i < 9; $i++)
|
|
{
|
|
$filename .= rand (0,9);
|
|
}
|
|
|
|
if ($this->touch ("$dir/$filename", array ($relatives[0])))
|
|
{
|
|
$this->rm ("$dir/$filename", array ($relatives[0]));
|
|
|
|
return True;
|
|
}
|
|
else
|
|
{
|
|
return False;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
@function ls
|
|
@abstract get directory listing
|
|
@discussion Note: the entries are not guaranteed to be returned in any logical order
|
|
@param $dir Directory
|
|
@param $relatives Relativity array
|
|
@param $checksubdirs Boolean, recursively list all sub directories as well?
|
|
@param $mime_type Only return entries matching MIME-type $mime_type. Can be "Directory" or "\ " for those without MIME types
|
|
@param $nofiles Boolean. True means you want to return just the information about the directory $dir. If $dir is a file, $nofiles is implied. This is the equivalent of 'ls -ld $dir'
|
|
@result array of arrays. Subarrays contain full info for each file/dir.
|
|
*/
|
|
|
|
function ls ($dir = False, $relatives = array (RELATIVE_CURRENT), $checksubdirs = True, $mime_type = False, $nofiles = False)
|
|
{
|
|
global $phpgw, $phpgw_info;
|
|
|
|
$p = $this->path_parts ($dir, array ($relatives[0]));
|
|
$dir = $p->fake_full_path;
|
|
|
|
/* If they pass us a file or $nofiles is set, return the info for $dir only */
|
|
if ((($type = $this->file_type ($dir, array (RELATIVE_NONE))) != "Directory") || ($nofiles))
|
|
{
|
|
$p = $this->path_parts ($dir, array (RELATIVE_NONE));
|
|
|
|
$query = $phpgw->db->query ("SELECT file_id, owner_id, createdby_id, modifiedby_id, created, modified, size, mime_type, deleteable, comment, app, directory, name FROM phpgw_vfs WHERE directory='$p->fake_leading_dirs' AND name='$p->fake_name'", __LINE__, __FILE__);
|
|
|
|
$phpgw->db->next_record ();
|
|
$record = $phpgw->db->Record;
|
|
|
|
$rarray = array ("file_id" => $record["file_id"], "owner_id" => $record["owner_id"], "createdby_id" => $record["createdby_id"], "modifiedby_id" => $record["modifiedby_id"], "created" => $record["created"], "modified" => $record["modified"], "size" => $record["size"], "mime_type" => $record["mime_type"], "deleteable" => $record["deleteable"], "comment" => $record["comment"], "app" => $record["app"], "directory" => $record["directory"], "name" => $record["name"]);
|
|
|
|
return $rarray;
|
|
}
|
|
|
|
$sql = "SELECT file_id, owner_id, createdby_id, modifiedby_id, created, modified, size, mime_type, deleteable, comment, app, directory, name FROM phpgw_vfs WHERE directory LIKE '$dir%'";
|
|
if ($mime_type)
|
|
{
|
|
$sql .= " AND mime_type='$mime_type'";
|
|
}
|
|
|
|
$sql .= " ORDER BY directory";
|
|
|
|
$query = $phpgw->db->query ($sql, __LINE__, __FILE__);
|
|
|
|
$rarray = array ();
|
|
while ($phpgw->db->next_record ())
|
|
{
|
|
$record = $phpgw->db->Record;
|
|
|
|
/* Further checking on the directory. This makes sure /home/user/test won't match /home/user/test22 */
|
|
if (!ereg ("^$dir(/|$)", $record["directory"]))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
/* If they want only this directory, then $dir should end without a trailing / */
|
|
if (!$checksubdirs && ereg ("^$dir/", $record["directory"]))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
$rarray[] = array ("file_id" => $record["file_id"], "owner_id" => $record["owner_id"], "createdby_id" => $record["createdby_id"], "modifiedby_id" => $record["modifiedby_id"], "created" => $record["created"], "modified" => $record["modified"], "size" => $record["size"], "mime_type" => $record["mime_type"], "deleteable" => $record["deleteable"], "comment" => $record["comment"], "app" => $record["app"], "directory" => $record["directory"], "name" => $record["name"]);
|
|
}
|
|
|
|
return $rarray;
|
|
}
|
|
|
|
/*!
|
|
@function dir
|
|
@abstract shortcut to ls
|
|
*/
|
|
|
|
function dir ($dir = False, $relatives = array (RELATIVE_CURRENT), $checksubdirs = True, $mime_type = False, $nofiles = False)
|
|
{
|
|
return $this->ls ($dir, $relatives, $checksubdirs, $mime_type, $nofiles);
|
|
}
|
|
}
|