<?php
	/**********************************************************************************\
	* Expresso Administração                 									      *
	* by Joao Alfredo Knopik Junior (joao.alfredo@gmail.com, jakjr@celepar.pr.gov.br) *
	* --------------------------------------------------------------------------------*
	*  This program is free software; you can redistribute it and/or modify it		  *
	*  under the terms of the GNU General Public License as published by the		  *
	*  Free Software Foundation; either version 2 of the License, or (at your		  *
	*  option) any later version.													  *
	\**********************************************************************************/
	
	include_once('class.ldap_functions.inc.php');
	include_once('class.db_functions.inc.php');
	include_once('class.imap_functions.inc.php');
	include_once('class.functions.inc.php');
	
	class maillist
	{
		var $ldap_functions;
		var $db_functions;
		var $imap_functions;
		var $functions;
		var $current_config;
		
		
		function maillist()
		{
			$this->ldap_functions = new ldap_functions;
			$this->db_functions = new db_functions;
			$this->imap_functions = new imap_functions;
			$this->functions = new functions;
			$this->current_config = $_SESSION['phpgw_info']['expresso']['expressoAdmin']; 
		}
		
		function validate_fields($params)
		{
			return $this->ldap_functions->validate_fields_maillist($params);
		}
		
		function create($params)
		{
			// Verifica o acesso do gerente
			if (!$this->functions->check_acl($_SESSION['phpgw_session']['session_lid'], 'add_maillists'))
			{
				$return['status'] = false;
				$return['msg'] = 'Você não tem acesso para adicionar listas de email.';
				return $return;
			}
			
			$return['status'] = true;
			
			//Retira os uids duplicados se existir
			$array_tmp = array();
			$array_tmp = array_unique($params['members']);
			$params['members'] = $array_tmp;
			
			// Pega ID do BD e incrementa de 1.
			$id = (($this->db_functions->get_next_id()) + 1);
			
			// Incrementa o id no BD.
			$this->db_functions->increment_id($id,'accounts');
			
			// Cria array para incluir no LDAP
			$dn = 'uid=' . $params['uid'] . ',' . $params['context'];			
			
			$maillist_info = array();
			$maillist_info['uid']						= $params['uid'];  
			$maillist_info['givenName']					= 'MailList';
			$maillist_info['sn']						= $params['uid'];
			$maillist_info['cn']						= $params['cn'];
			
			$maillist_info['homeDirectory']				= '/home/false';
			$maillist_info['loginShell']				= '/bin/false';
			$maillist_info['mail']						= $params['mail'];
			$maillist_info['objectClass'][0]			= 'posixAccount';
			$maillist_info['objectClass'][1]			= 'inetOrgPerson';
			$maillist_info['objectClass'][2]			= 'shadowAccount';
			$maillist_info['objectClass'][3]			= 'qmailuser';
			$maillist_info['objectClass'][4]			= 'phpgwAccount';
			$maillist_info['objectClass'][5]			= 'top';
			$maillist_info['objectClass'][6]			= 'person';
			$maillist_info['objectClass'][7]			= 'organizationalPerson';			
			$maillist_info['phpgwAccountExpires']		= '-1';
			$maillist_info['phpgwAccountType']			= 'l';
			$maillist_info['uidnumber']					= $id;
			$maillist_info['gidnumber']					= '0';
			$maillist_info['userPassword']				= '';
			$maillist_info['deliveryMode']				= 'forwardOnly';
			
			if ($params['accountStatus'] == 'on')
				$maillist_info['accountStatus'] = 'active';
			
			if ($params['phpgwAccountVisible'] == 'on')
				$maillist_info['phpgwAccountVisible'] = '-1';
			
			foreach($params['members'] as $index=>$uidnumber)
			{
				$mail = $this->ldap_functions->uidnumber2mail($uidnumber);
				$maillist_info['mailForwardingAddress'][] = $mail;
				$this->db_functions->write_log("Adicionado usuario $mail a lista ".$params['cn']." no momento da criação",$dn,$uidnumber,'','');
			}
			
			$result = $this->ldap_functions->ldap_add_entry($dn, $maillist_info);
			if (!$result['status'])
			{
				$return['status'] = false;
				$return['msg'] .= $result['msg'];
			}
			
			if ($return['status'] == true)
			{
				$this->db_functions->write_log('Criado lista de email','',$dn,'','');
			}
			
			return $return;
		}
		
		function save($new_values)
		{
			// Verifica o acesso do gerente
			if (!$this->functions->check_acl($_SESSION['phpgw_session']['session_lid'], 'edit_maillists'))
			{
				$return['status'] = false;
				$return['msg'] = 'Você não tem acesso para editar listas de email.';
				return $return;
			}

			$return['status'] = true;
			
			//Retira os uids duplicados se existir
			$array_tmp = array();
			$array_tmp = array_unique($new_values['members']);
			$new_values['members'] = $array_tmp;
			
			$old_values = $this->get_info($new_values['uidnumber'], $new_values['manager_context']);
			$diff = array_diff($new_values, $old_values);
			
			$dn = 'uid=' . $old_values['uid'] . ',' . $old_values['context'];
			////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
			// RENAME
			if ($diff['context'] || $diff['uid'])
			{
				$newrdn = 'uid=' . $new_values['uid'];
				$newparent = $new_values['context'];
				$result =  $this->ldap_functions->change_user_context($dn, $newrdn, $newparent);
				if (!$result['status'])
				{
					$return['status'] = false;
					$return['msg'] .= $result['msg'];
				}
				else
				{
					$dn = $newrdn . ',' . $newparent;
					$this->db_functions->write_log('Renomeado login da lista','',$dn,$old_values['uid'],'');
				}
			}
			
			////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
			// REPLACE MAIL & CN
			if ($new_values['mail'] != $old_values['mail'])
			{
				$ldap_mod_replace['mail'] = $new_values['mail'];
				$this->db_functions->write_log('Modificado email da lista','',$dn,'','');
			}
			if ($new_values['cn'] != $old_values['cn'])
			{
				$ldap_mod_replace['cn'] = $new_values['cn'];
				$this->db_functions->write_log('Modificado common name da lista','',$dn,'','');
			}
			
			if (count($ldap_mod_replace))
			{
				$result = $this->ldap_functions->replace_user_attributes($dn, $ldap_mod_replace);
				if (!$result['status'])
				{
					$return['status'] = false;
					$return['msg'] .= $result['msg'];
				}
			}
			
			//////////////////////////////////////////////////////////////////////////////////////////////////////////////////
			// REMOVE ATTRS
			if (($old_values['accountStatus'] == 'active') && ($new_values['accountStatus'] != 'on'))
				$ldap_remove['accountStatus']	= array();
			
			if (($old_values['phpgwAccountVisible'] == '-1') && ($new_values['phpgwAccountVisible'] != 'on'))
				$ldap_remove['phpgwAccountVisible']	= array();
			
			if (count($ldap_remove))
			{
				$result = $this->ldap_functions->remove_user_attributes($dn, $ldap_remove);
				if (!$result['status'])
				{
					$return['status'] = false;
					$return['msg'] .= $result['msg'];
				}
			}
			
			//////////////////////////////////////////////////////////////////////////////////////////////////////////////////
			// ADD ATTRS
			if (($old_values['accountStatus'] != 'active') && ($new_values['accountStatus'] == 'on'))
				$ldap_add['accountStatus']	= 'active';
			
			if (($old_values['phpgwAccountVisible'] != '-1') && ($new_values['phpgwAccountVisible'] == 'on'))
				$ldap_add['phpgwAccountVisible'] = '-1';
			
			if (count($ldap_add))
			{
				$result = $this->ldap_functions->add_user_attributes($dn, $ldap_add);
				if (!$result['status'])
				{
					$return['status'] = false;
					$return['msg'] .= $result['msg'];
				}
			}
			
			////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
			// USERS

			if (!$new_values['members'])
				$new_values['members'] = array();
			if (!$old_values['members'])
				$old_values['members'] = array();

			$add_users = array_diff($new_values['members'], $old_values['members']);
			$remove_users = array_diff($old_values['members'], $new_values['members']);
			
			if (count($add_users)>0)
			{
				$array_emails_add = array();
				foreach($add_users as $uidnumber)
				{
					$mail = $this->ldap_functions->uidnumber2mail($uidnumber);
					$array_emails_add[] = $mail;
					$this->db_functions->write_log("Adicionado usuario $mail a lista",$dn,$uidnumber,'','');
				}
				$this->ldap_functions->add_user2maillist($new_values['uidnumber'], $array_emails_add);
			}
			if (count($remove_users)>0)
			{
				$array_emails_remove = array();
				foreach($remove_users as $uidnumber)
				{
					$mail = $this->ldap_functions->uidnumber2mail($uidnumber);
					$array_emails_remove[] = $mail;
					$this->db_functions->write_log("Removido usuario $mail da lista",$dn,$uidnumber,'','');
				}
				$this->ldap_functions->remove_user2maillist($new_values['uidnumber'], $array_emails_remove);
			}
			
			return $return;
		}		
		
		
		function get_info($uidnumber, $context)
		{
			$maillist_info_ldap = $this->ldap_functions->get_maillist_info($uidnumber, $context);
			return $maillist_info_ldap;
		}
		
		function delete($params)
		{
			// Verifica o acesso do gerente
			if (!$this->functions->check_acl($_SESSION['phpgw_session']['session_lid'], 'delete_maillists'))
			{
				$return['status'] = false;
				$return['msg'] = 'Você não tem acesso para excluir listas de email.';
				return $return;
			}

			$return['status'] = true;

			$uidnumber = $params['uidnumber'];
			$uid = $this->ldap_functions->uidnumber2uid($uidnumber);

			//LDAP
			$result_ldap = $this->ldap_functions->delete_maillist($uidnumber);
			if (!$result_ldap['status'])
			{
				$return['status'] = false;
				$return['msg'] .= $result_ldap['msg'];
			}
			
			if ($return['status'] == true)
			{
				$this->db_functions->write_log('Deletado lista de email','',$uid,'','');
			}
			
			return $return;	
		}
		
	}
?>