egroupware/phpgwapi/inc/class.interserver.inc.php
2009-11-16 09:01:01 +00:00

656 lines
19 KiB
PHP

<?php
/**************************************************************************\
* eGroupWare API - phpgw Inter-server communications class *
* This file written by Miles Lott <milosch@groupwhere.org> *
* Maintain list and provide send interface to remote phpgw servers *
* Copyright (C) 2001 Miles Lott *
* -------------------------------------------------------------------------*
* This library is part of the eGroupWare API *
* http://www.egroupware.org *
* ------------------------------------------------------------------------ *
* This library is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by *
* the Free Software Foundation; either version 2.1 of the License, *
* or any later version. *
* This library is distributed in the hope that it will be useful, but *
* WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
* See the GNU Lesser General Public License for more details. *
* You should have received a copy of the GNU Lesser General Public License *
* along with this library; if not, write to the Free Software Foundation, *
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
\**************************************************************************/
/* $Id$ */
class interserver
{
var $db;
var $accounts;
var $table = 'egw_interserv';
var $total = 0;
var $result = '';
var $servers = array();
var $serverid = 0;
var $security = '';
var $mode = '';
var $authed = False;
var $sessionid = '';
var $kp3 = '';
/* These are now entered as defaults if the admin forgot to enter the full URL */
var $urlparts = array();
/*
0/none == no access
1/apps == read app data only
99/all == read accounts and other api data
Two servers must have each other setup as 'all' for full coop
*/
var $trust_levels = array(
'none' => 0,
'apps' => 1,
'all' => 99
);
/*
0 - No trust, but they may trust us
1 - Trust to make requests of us
2 - Trust remote server's trusts also
3 - We both trust each other
4 - We both trust each other, and we trust the remote server's trusts also
*/
var $trust_relationships = array(
'outbound' => 0,
'inbound' => 1,
'passthrough' => 2,
'bi-directional' => 3,
'bi-dir passthrough' => 4
);
var $security_types = array(
'standard' => '',
'ssl' => 'ssl'
);
var $server_modes = array(
'XML-RPC' => 'xmlrpc',
'SOAP' => 'soap'
);
function interserver($serverid='')
{
$url = preg_replace('/https*:\\/\\/[^\\/]*\\//i','',$GLOBALS['egw_info']['server']['webserver_url']);
$this->urlparts = array(
'xmlrpc' => $url.'/xmlrpc.php',
'soap' => $url.'/soap.php'
);
$this->db = clone($GLOBALS['egw']->db);
if($serverid)
{
$this->serverid = (int)$serverid;
$this->setup();
}
}
function debug($str,$debug=False)
{
if($debug)
{
$this->_debug($str);
}
}
function _debug($err='')
{
if(!$err)
{
return;
}
echo $err . '&nbsp;';
}
function setup()
{
$this->read_repository();
if($this->server['trust_level'])
{
$this->accounts =& CreateObject('phpgwapi.accounts');
$this->accounts->server = $this->serverid;
}
$this->security = $this->server['server_security'];
$this->mode = $this->server['server_mode'];
}
/* send command to remote server */
function send($method_name, $args, $url, $debug=False)
{
$cmd = '_send_' . ($this->mode ? $this->mode : 'xmlrpc') . '_' . $this->security;
$this->$cmd($method_name, $args, $url, $debug);
return $this->result;
}
function _split_url($url)
{
preg_match('/^(.*?\/\/.*?)(\/.*)/',$url,$matches);
$hostpart = $matches[1];
$hostpart = str_replace('https://','',$hostpart);
$hostpart = str_replace('http://','',$hostpart);
switch($this->mode)
{
case 'soap':
if(!strstr($matches[2],'soap.php'))
{
$matches[2] .= $this->urlparts['soap'];
}
break;
case 'xmlrpc':
if(!strstr($matches[2],'xmlrpc.php'))
{
$matches[2] .= $this->urlparts['xmlrpc'];
}
break;
default:
break;
}
$uri = $matches[2];
return array($uri,$hostpart);
}
function _send_xmlrpc_ssl($method_name, $args, $url, $debug=True)
{
list($uri,$hostpart) = $this->_split_url($url);
if(!@is_array($args))
{
$arr[] = CreateObject('phpgwapi.xmlrpcval',$args,'string');
$f = CreateObject('phpgwapi.xmlrpcmsg', $method_name, $arr,'string');
}
else
{
foreach($args as $key => $val)
{
if(@is_array($val))
{
foreach($val as $x => $y)
{
$tmp[$x] = CreateObject('phpgwapi.xmlrpcval',$y, 'string');
}
$ele[$key] = CreateObject('phpgwapi.xmlrpcval',$tmp,'struct');
}
else
{
$ele[$key] = CreateObject('phpgwapi.xmlrpcval',$val, 'string');
}
}
$arr[] = CreateObject('phpgwapi.xmlrpcval',$ele,'struct');
$f = CreateObject('phpgwapi.xmlrpcmsg', $method_name, $arr,'struct');
}
$this->debug('<pre>' . htmlentities($f->serialize()) . "</pre>\n",$debug);
$c = CreateObject('phpgwapi.xmlrpc_client',$uri, $hostpart, 443);
$c->setCredentials($this->sessionid,$this->kp3);
$c->setDebug($debug);
$r = $c->send($f,0,'https');
if (!$r)
{
$this->debug('send failed');
}
$v = $r->value();
if (!$r->faultCode())
{
$this->debug('<hr>I got this value back<br><pre>' . htmlentities($r->serialize()) . '</pre><hr>',$debug);
$this->result = phpgw_xmlrpc_decode($v);
}
else
{
$this->debug('Fault Code: ' . $r->faultCode() . ' Reason "' . $r->faultString() . '"<br>',$debug);
$this->result = htmlentities($r->serialize());
}
return $this->result;
}
function _send_xmlrpc_($method_name, $args, $url, $debug=True)
{
list($uri,$hostpart) = $this->_split_url($url);
if(!@is_array($args))
{
$arr[] = CreateObject('phpgwapi.xmlrpcval',$args,'string');
$f = CreateObject('phpgwapi.xmlrpcmsg', $method_name, $arr,'string');
}
else
{
foreach($args as $key => $val)
{
if(@is_array($val))
{
foreach($val as $x => $y)
{
$tmp[$x] = CreateObject('phpgwapi.xmlrpcval',$y, 'string');
}
$ele[$key] = CreateObject('phpgwapi.xmlrpcval',$tmp,'struct');
}
else
{
$ele[$key] = CreateObject('phpgwapi.xmlrpcval',$val, 'string');
}
}
$arr[] = CreateObject('phpgwapi.xmlrpcval',$ele,'struct');
$f = CreateObject('phpgwapi.xmlrpcmsg', $method_name, $arr,'struct');
}
$this->debug('<pre>' . htmlentities($f->serialize()) . '</pre>' . "\n",$debug);
$c = CreateObject('phpgwapi.xmlrpc_client',$uri, $hostpart, 80);
$c->setCredentials($this->sessionid,$this->kp3);
// _debug_array($c);
$c->setDebug($debug);
$r = $c->send($f);
if (!$r)
{
$this->debug('send failed');
}
$v = $r->value();
if (!$r->faultCode())
{
$this->debug('<hr>I got this value back<br><pre>' . htmlentities($r->serialize()) . '</pre><hr>',$debug);
$this->result = phpgw_xmlrpc_decode($v);
}
else
{
$this->debug('Fault Code: ' . $r->faultCode() . ' Reason "' . $r->faultString() . '"<br>',$debug);
$this->result = htmlentities($r->serialize());
}
return $this->result;
}
function _send_soap_ssl($method_name, $args, $url, $debug=True)
{
$method_name = str_replace('.','_',$method_name);
list($uri,$hostpart) = $this->_split_url($url);
if(!@is_array($args))
{
$arr[] = CreateObject('phpgwapi.soapval','','string',$args);
}
else
{
foreach($args as $key => $val)
{
if(@is_array($val))
{
foreach($val as $x => $y)
{
$tmp[] = CreateObject('phpgwapi.soapval',$x,'string',$y);
}
$arr[] = CreateObject('phpgwapi.soapval',$key, 'array',$tmp);
}
else
{
$arr[] = CreateObject('phpgwapi.soapval',$key, 'string',$val);
}
}
}
$soap_message = CreateObject('phpgwapi.soapmsg',$method_name,$arr);
/* print_r($soap_message);exit; */
$soap = CreateObject('phpgwapi.soap_client',$uri,$hostpart);
$soap->username = $this->sessionid;
$soap->password = $this->kp3;
/* _debug_array($soap);exit; */
if($r = $soap->send($soap_message,$method_name))
{
$this->debug('<hr>I got this value back<br><pre>' . htmlentities($r->serialize()) . '</pre><hr>',$debug);
$this->result = $r->decode();
return $this->result;
}
else
{
$this->debug('Fault Code: ' . $r->ernno . ' Reason "' . $r->errstring . '"<br>',$debug);
}
}
function _send_soap_($method_name, $args, $url, $debug=True)
{
$method_name = str_replace('.','_',$method_name);
list($uri,$hostpart) = $this->_split_url($url);
if(!$args)
{
$arr = '';
}
elseif(@is_array($args))
{
foreach($args as $key => $val)
{
if(@is_array($val))
{
foreach($val as $x => $y)
{
$tmp[] = CreateObject('phpgwapi.soapval',$x,'string',$y);
}
$ele[] = CreateObject('phpgwapi.soapval',$key, 'array',$tmp);
$complex = True;
}
else
{
$ele[] = CreateObject('phpgwapi.soapval',$key, 'string',$val);
}
}
$arr[] = CreateObject('phpgwapi.soapval','','struct',$ele);
}
else
{
$arr[] = CreateObject('phpgwapi.soapval','','string',$args);
}
$this->request = $arr;
$soap_message = CreateObject('phpgwapi.soapmsg',$method_name,$this->request);
$soap = CreateObject('phpgwapi.soap_client',$uri,$hostpart);
$soap->username = $this->sessionid;
$soap->password = $this->kp3;
if($r = $soap->send($soap_message,$method_name))
{
_debug_array(htmlentities($soap->outgoing_payload));
_debug_array(htmlentities($soap->incoming_payload));
$this->debug('<hr>I got this value back<br><pre>' . htmlentities($r->serialize()) . '</pre><hr>',$debug);
$this->result = $r->decode();
return $this->result;
}
else
{
_debug_array($soap->outgoing_payload);
$this->debug('Fault Code: ' . $r->ernno . ' Reason "' . $r->errstring . '"<br>',$debug);
}
}
function build_request($_req,$recursed=False,$ext='')
{
if(@is_array($_req))
{
$ele = array();
foreach($_req as $key => $val)
{
$ele[$key] = $this->build_request($val,True,$key);
}
$this->request[] = CreateObject('phpgwapi.soapval',$ext,'struct',$ele);
$ext = '';
}
else
{
$_type = (is_long($_req) ? 'int' : gettype($_req));
if($recursed)
{
return CreateObject('phpgwapi.soapval',$ext,$_type,$_req);
}
else
{
$this->request[$ext] = CreateObject('phpgwapi.soapval',$ext,$_type,$_req);
}
}
}
/* Following are for server list management and query */
function read_repository($serverid='')
{
if(!$serverid)
{
$serverid = $this->serverid;
}
$sql = "SELECT * FROM $this->table WHERE server_id=" . (int)$serverid;
$this->db->query($sql,__LINE__,__FILE__);
if($this->db->next_record())
{
$this->server['server_name'] = $this->db->f('server_name');
$this->server['server_url'] = $this->db->f('server_url');
$this->server['server_mode'] = $this->db->f('server_mode');
$this->server['server_security'] = $this->db->f('server_security');
$this->server['trust_level'] = $this->db->f('trust_level');
$this->server['trust_rel'] = $this->db->f('trust_rel');
$this->server['username'] = $this->db->f('username');
$this->server['password'] = $this->db->f('password');
$this->server['admin_name'] = $this->db->f('admin_name');
$this->server['admin_email'] = $this->db->f('admin_email');
}
return $this->server;
}
function save_repository($serverid='')
{
if(!$serverid)
{
$serverid = $this->serverid;
}
if((int)$serverid && @is_array($this->server))
{
$sql = "UPDATE $this->table SET "
. "server_name='" . $this->server['server_name'] . "',"
. "server_url='" . $this->server['server_url'] . "',"
. "server_mode='" . $this->server['server_mode'] . "',"
. "server_security='" . $this->server['server_security'] . "',"
. "trust_level=" . (int)$this->server['trust_level'] . ","
. "trust_rel=" . (int)$this->server['trust_rel'] . ","
. "username='" . $this->server['username'] . "',"
. "password='" . $this->server['password'] . "',"
. "admin_name='" . $this->server['admin_name'] . "',"
. "admin_email='" . $this->server['admin_email'] . "' "
. "WHERE server_id=" . (int)$serverid;
$this->db->query($sql,__LINE__,__FILE__);
return True;
}
return False;
}
function create($server_info='')
{
if(!@is_array($server_info))
{
return False;
}
$sql = "INSERT INTO $this->table (server_name,server_url,server_mode,server_security,"
. "trust_level,trust_rel,username,password,admin_name,admin_email) "
. "VALUES('" . $server_info['server_name'] . "','" . $server_info['server_url'] . "','"
. $server_info['server_mode'] . "','" . $server_info['server_security'] . "',"
. (int)$server_info['trust_level'] . "," . (int)$server_info['trust_rel'] . ",'"
. $server_info['username'] . "','" . $server_info['password'] . "','"
. $server_info['admin_name'] . "','" . $server_info['admin_email'] . "')";
$this->db->query($sql,__LINE__,__FILE__);
$sql = "SELECT server_id FROM $this->table WHERE server_name='" . $server_info['server_name'] . "'";
$this->db->query($sql,__LINE__,__FILE__);
if($this->db->next_record())
{
$server_info['server_id'] = $this->db->f(0);
$this->serverid = $server_info['server_id'];
$this->server = $server_info;
return $this->serverid;
}
return False;
}
function delete($serverid='')
{
if(!$serverid)
{
$serverid = $this->serverid;
}
if($serverid)
{
$sql = "DELETE FROM $this->table WHERE server_id=$serverid";
$this->db->query($sql,__LINE__,__FILE__);
return True;
}
return False;
}
function get_list($start='',$sort='',$order='',$query='',$offset='',&$total)
{
if (!$sort)
{
$sort = 'DESC';
}
if ($query)
{
$whereclause = "WHERE server_name LIKE '%$query%'"
. "OR server_url LIKE '%$query%'"
. "OR server_mode LIKE '%$query%'"
. "OR admin_name LIKE '%$query%'"
. "OR admin_email LIKE '%$query%'";
}
if ($order)
{
$orderclause = 'ORDER BY ' . $order . ' ' . $sort;
}
else
{
$orderclause = 'ORDER BY server_name ASC';
}
$sql = "SELECT * FROM $this->table $whereclause $orderclause";
$this->db->query($sql,__LINE__,__FILE__);
while ($this->db->next_record())
{
$this->servers[$this->db->f('server_name')]['server_id'] = $this->db->f('server_id');
$this->servers[$this->db->f('server_name')]['server_name'] = $this->db->f('server_name');
$this->servers[$this->db->f('server_name')]['server_url'] = $this->db->f('server_url');
$this->servers[$this->db->f('server_name')]['server_mode'] = $this->db->f('server_mode');
$this->servers[$this->db->f('server_name')]['server_security'] = $this->db->f('server_security');
$this->servers[$this->db->f('server_name')]['trust_level'] = $this->db->f('trust_level');
$this->servers[$this->db->f('server_name')]['trust_rel'] = $this->db->f('trust_rel');
$this->servers[$this->db->f('server_name')]['admin_name'] = $this->db->f('admin_name');
$this->servers[$this->db->f('server_name')]['admin_email'] = $this->db->f('admin_email');
}
$this->total = $this->db->num_rows();
$total = $this->total;
return $this->servers;
}
function formatted_list($server_id=0,$java=False,$local=False)
{
if ($java)
{
$jselect = ' onChange="this.form.submit();"';
}
$select = "\n" .'<select name="server_id"' . $jselect . ">\n";
$select .= '<option value="0"';
if(!$server_id)
{
$select .= ' selected';
}
$selectlang = $local ? lang('Local') : lang('Please Select');
$select .= '>' . $selectlang . '</option>'."\n";
$x = '';
$slist = $this->get_list('','','','','',$x);
foreach($slist as $key => $val)
{
$foundservers = True;
$select .= '<option value="' . $val['server_id'] . '"';
if ($val['server_id'] == $server_id)
{
$select .= ' selected';
}
$select .= '>' . $val['server_name'] . '</option>'."\n";
}
$select .= '</select>'."\n";
$select .= '<noscript><input type="submit" name="server_id_select" value="' . lang('Select') . '"></noscript>' . "\n";
if(!$foundservers)
{
$select = '';
}
return $select;
}
function name2id($server_name='')
{
if(!$server_name)
{
$server_name = $this->server['server_name'];
}
if($server_name)
{
$sql = "SELECT server_id FROM $this->table WHERE server_name='$server_name'";
$this->db->query($sql,__LINE__,__FILE__);
if($this->db->next_record())
{
$serverid = $this->db->f(0);
return $serverid;
}
}
return False;
}
function id2name($serverid='')
{
if(!$serverid)
{
$serverid = $this->serverid;
}
if($serverid)
{
$sql = "SELECT server_name FROM $this->table WHERE server_id=$serverid";
$this->db->query($sql,__LINE__,__FILE__);
if($this->db->next_record())
{
$server_name = $this->db->f(0);
return $server_name;
}
}
return False;
}
function exists($serverdata='')
{
if(!$serverdata)
{
return False;
}
if(is_int($serverdata))
{
$serverid = $serverdata;
settype($server_name,'string');
$server_name = $this->id2name($serverid);
}
else
{
$server_name = $serverdata;
}
$sql = "SELECT server_id FROM $this->table WHERE server_name='$server_name'";
$this->db->query($sql,__LINE__,__FILE__);
if($this->db->next_record())
{
return True;
}
return False;
}
/* TODO - Determine trust level here */
function auth($serverdata='')
{
if(!$serverdata || !@is_array($serverdata))
{
return False;
}
$server_name = $serverdata['server_name'];
$username = $serverdata['username'];
$password = $serverdata['password'];
$sql = "SELECT server_id,trust_rel FROM $this->table WHERE server_name='$server_name'";
$this->db->query($sql,__LINE__,__FILE__);
if($this->db->next_record())
{
if ($username == $GLOBALS['egw_info']['server']['site_username'] &&
$password == $GLOBALS['egw_info']['server']['site_password'] &&
$this->db->f('trust_rel') >= 1)
{
$this->authed = True;
return True;
}
}
return False;
}
}
?>