[903] | 1 | <?php |
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| 2 | /**************************************************************************\ |
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| 3 | * eGroupWare API - Auth from LDAP * |
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| 4 | * This file written by Lars Kneschke <lkneschke@linux-at-work.de> * |
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| 5 | * and Joseph Engo <jengo@phpgroupware.org> * |
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| 6 | * Authentication based on LDAP Server * |
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| 7 | * Copyright (C) 2000, 2001 Joseph Engo * |
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| 8 | * Copyright (C) 2002, 2003 Lars Kneschke * |
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| 9 | * -------------------------------------------------------------------------* |
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| 10 | * This library is part of the eGroupWare API * |
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| 11 | * http://www.egroupware.org/api * |
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| 12 | * ------------------------------------------------------------------------ * |
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| 13 | * This library is free software; you can redistribute it and/or modify it * |
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| 14 | * under the terms of the GNU Lesser General Public License as published by * |
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| 15 | * the Free Software Foundation; either version 2.1 of the License, * |
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| 16 | * or any later version. * |
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| 17 | * This library is distributed in the hope that it will be useful, but * |
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of * |
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * |
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| 20 | * See the GNU Lesser General Public License for more details. * |
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| 21 | * You should have received a copy of the GNU Lesser General Public License * |
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| 22 | * along with this library; if not, write to the Free Software Foundation, * |
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| 23 | * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * |
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| 24 | \**************************************************************************/ |
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| 25 | |
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| 26 | |
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| 27 | class auth_ |
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| 28 | { |
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| 29 | var $previous_login = -1; |
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| 30 | var $auth_reason = 0; |
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| 31 | var $passwd = ""; |
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| 32 | var $dn = ""; |
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| 33 | |
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| 34 | function authenticate($username, $passwd) |
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| 35 | { |
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| 36 | if (ereg('[()|&=*,<>!~]',$username)) |
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| 37 | { |
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| 38 | return False; |
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| 39 | } |
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| 40 | |
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| 41 | if(!$ldap = @ldap_connect($GLOBALS['phpgw_info']['server']['ldap_host'])) |
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| 42 | { |
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| 43 | $GLOBALS['phpgw']->log->message('F-Abort, Failed connecting to LDAP server for authenication, execution stopped'); |
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| 44 | $GLOBALS['phpgw']->log->commit(); |
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| 45 | return False; |
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| 46 | } |
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| 47 | |
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| 48 | if($GLOBALS['phpgw_info']['server']['ldap_version3']) |
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| 49 | { |
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| 50 | ldap_set_option($ldap, LDAP_OPT_PROTOCOL_VERSION, 3); |
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| 51 | } |
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| 52 | |
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| 53 | ldap_set_option($ldap, LDAP_OPT_REFERRALS, 0); |
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| 54 | |
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| 55 | /* Login with the LDAP Admin. User to find the User DN. */ |
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| 56 | if(!@ldap_bind($ldap, $GLOBALS['phpgw_info']['server']['ldap_root_dn'], $GLOBALS['phpgw_info']['server']['ldap_root_pw'])) |
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| 57 | { |
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| 58 | return False; |
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| 59 | } |
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| 60 | /* find the dn for this uid, the uid is not always in the dn */ |
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| 61 | $attributes = array('uid','dn','givenName','sn','mail','uidNumber','gidNumber'); |
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| 62 | |
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| 63 | $filter = $GLOBALS['phpgw_info']['server']['ldap_search_filter'] ? $GLOBALS['phpgw_info']['server']['ldap_search_filter'] : '(uid=%user)'; |
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| 64 | $filter = str_replace(array('%user','%domain'),array($username,$GLOBALS['phpgw_info']['user']['domain']),$filter); |
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| 65 | |
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| 66 | if ($GLOBALS['phpgw_info']['server']['account_repository'] == 'ldap') |
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| 67 | { |
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| 68 | $filter = "(&$filter(phpgwaccountstatus=A))"; |
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| 69 | } |
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| 70 | |
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| 71 | $sri = ldap_search($ldap, $GLOBALS['phpgw_info']['server']['ldap_context'], $filter, $attributes); |
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| 72 | $allValues = ldap_get_entries($ldap, $sri); |
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| 73 | |
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| 74 | if ($allValues['count'] > 0) |
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| 75 | { |
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| 76 | if($GLOBALS['phpgw_info']['server']['case_sensitive_username'] == true) |
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| 77 | { |
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| 78 | if($allValues[0]['uid'][0] != $username) |
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| 79 | { |
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| 80 | return false; |
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| 81 | } |
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| 82 | } |
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| 83 | /* we only care about the first dn */ |
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| 84 | $userDN = $allValues[0]['dn']; |
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| 85 | /* |
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| 86 | generate a bogus password to pass if the user doesn't give us one |
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| 87 | this gets around systems that are anonymous search enabled |
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| 88 | */ |
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| 89 | if (empty($passwd)) |
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| 90 | { |
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| 91 | $passwd = crypt(microtime()); |
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| 92 | } |
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| 93 | /* try to bind as the user with user suplied password */ |
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| 94 | if (@ldap_bind($ldap, $userDN, $passwd)) |
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| 95 | { |
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| 96 | if ($GLOBALS['phpgw_info']['server']['account_repository'] != 'ldap') |
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| 97 | { |
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| 98 | $account = CreateObject('phpgwapi.accounts',$username,'u'); |
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| 99 | if (!$account->account_id && $GLOBALS['phpgw_info']['server']['auto_create_acct']) |
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| 100 | { |
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| 101 | // create a global array with all availible info about that account |
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| 102 | $GLOBALS['auto_create_acct'] = array(); |
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| 103 | foreach(array( |
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| 104 | 'givenname' => 'firstname', |
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| 105 | 'sn' => 'lastname', |
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| 106 | 'uidnumber' => 'id', |
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| 107 | 'mail' => 'email', |
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| 108 | 'gidnumber' => 'primary_group', |
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| 109 | ) as $ldap_name => $acct_name) |
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| 110 | { |
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| 111 | $GLOBALS['auto_create_acct'][$acct_name] = |
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| 112 | $GLOBALS['phpgw']->translation->convert($allValues[0][$ldap_name][0],'utf-8'); |
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| 113 | } |
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| 114 | return True; |
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| 115 | } |
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| 116 | $data = $account->read_repository(); |
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| 117 | return $data['status'] == 'A'; |
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| 118 | } |
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| 119 | return True; |
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| 120 | } |
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| 121 | else |
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| 122 | { |
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| 123 | $this->auth_reason = ldap_errno($ldap); |
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| 124 | return False; |
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| 125 | } |
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| 126 | } |
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| 127 | /* dn not found or password wrong */ |
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| 128 | return False; |
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| 129 | } |
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| 130 | function change_password_user ($old_passwd, $new_passwd, $dn, $referrals=false) |
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| 131 | { |
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| 132 | //system('echo "CP old_passwd: '.$old_passwd.'" >>/tmp/controle'); |
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| 133 | //system('echo "CP new_passwd: '.$new_passwd.'" >>/tmp/controle'); |
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| 134 | //system('echo "CP dn: '.$dn.'" >>/tmp/controle'); |
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| 135 | //system('echo "CP referrals: '.$referrals.'" >>/tmp/controle'); |
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| 136 | $ds=ldap_connect($GLOBALS['phpgw_info']['server']['ldap_host']); |
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| 137 | if (!$ds) |
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| 138 | { |
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| 139 | //system('echo "CP Nao conectou no ldap" >>/tmp/controle'); |
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| 140 | $this->auth_reason = ldap_errno($ldap); |
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| 141 | return False; |
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| 142 | } |
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| 143 | else |
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| 144 | { |
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| 145 | if ($referrals) |
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| 146 | { |
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| 147 | //system('echo "CP Entrou referrals" >>/tmp/controle'); |
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| 148 | $this->passwd=$old_passwd; |
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| 149 | $this->dn=$dn; |
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| 150 | ldap_set_option($ds, LDAP_OPT_PROTOCOL_VERSION, 3); |
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| 151 | ldap_set_option($ds, LDAP_OPT_REFERRALS, 1); |
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| 152 | if($GLOBALS['phpgw_info']['server']['diretorioescravo']) |
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| 153 | { |
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| 154 | ldap_set_rebind_proc($ds, array($this, '_rebindProc')); |
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| 155 | } |
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| 156 | } |
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| 157 | $modify["userpassword"]=$new_passwd; |
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| 158 | if (!@ldap_bind($ds,$dn,$old_passwd)) |
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| 159 | { |
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| 160 | //system('echo "CP nao conseguiu dar bind" >>/tmp/controle'); |
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| 161 | //Se a politica estiver no diretorio eh necessario tentar alterar a senha mesmo que nao haja um bind, pois a negacao de bind pode ser proveniente de uma expiracao |
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| 162 | if($GLOBALS['phpgw_info']['server']['politicasenhas']=='diretorio') |
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| 163 | { |
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| 164 | //system('echo "CP politica eh no diretorio" >>/tmp/controle'); |
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| 165 | if (!@ldap_mod_replace($ds,$dn,$modify)) |
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| 166 | { |
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| 167 | //system('echo "CP nao conseguiu fazer replace!" >>/tmp/controle'); |
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| 168 | $this->auth_reason = ldap_errno($ds); |
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| 169 | return false; |
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| 170 | } |
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| 171 | else |
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| 172 | { |
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| 173 | //system('echo "CP replace funcionou!" >>/tmp/controle'); |
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| 174 | return true; |
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| 175 | } |
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| 176 | } |
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| 177 | $this->auth_reason = ldap_errno($ds); |
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| 178 | return False; |
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| 179 | } |
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| 180 | else |
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| 181 | { |
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| 182 | //system('echo "CP Conseguiu dar bind" >>/tmp/controle'); |
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| 183 | if (!ldap_mod_replace($ds,$dn,$modify)) |
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| 184 | { |
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| 185 | $this->auth_reason = ldap_errno($ds); |
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| 186 | return False; |
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| 187 | } |
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| 188 | else |
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| 189 | { |
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| 190 | return True; |
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| 191 | } |
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| 192 | } |
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| 193 | } |
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| 194 | } |
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| 195 | function _rebindProc($conn, $who) |
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| 196 | { |
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| 197 | //system('echo "CP REBIND!!!!!!!!!!" >> /tmp/controle'); |
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| 198 | //system('echo "CP REBIND PASS: '.$this->passwd.'" >> /tmp/controle'); |
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| 199 | //system('echo "CP REBIND DN: '.$this->dn.'" >> /tmp/controle'); |
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| 200 | //system('echo "CP REBIND who: '.$who.'" >> /tmp/controle'); |
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| 201 | $who = preg_replace(array('|^.*://|', '|:\d*$|'), '', $who); |
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| 202 | $bind = ldap_bind($conn,$this->dn,$this->passwd); |
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| 203 | return 0; |
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| 204 | } |
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| 205 | |
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| 206 | function change_password($old_passwd, $new_passwd, $_account_id='') |
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| 207 | { |
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| 208 | if ('' == $_account_id) |
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| 209 | { |
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| 210 | $username = $GLOBALS['phpgw_info']['user']['account_lid']; |
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| 211 | } |
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| 212 | else |
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| 213 | { |
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| 214 | $username = $GLOBALS['phpgw']->accounts->id2name($_account_id); |
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| 215 | } |
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| 216 | $filter = $GLOBALS['phpgw_info']['server']['ldap_search_filter'] ? $GLOBALS['phpgw_info']['server']['ldap_search_filter'] : '(uid=%user)'; |
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| 217 | $filter = str_replace(array('%user','%domain'),array($username,$GLOBALS['phpgw_info']['user']['domain']),$filter); |
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| 218 | |
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| 219 | $ds = $GLOBALS['phpgw']->common->ldapConnect(); |
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| 220 | $sri = ldap_search($ds, $GLOBALS['phpgw_info']['server']['ldap_context'], $filter); |
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| 221 | $allValues = ldap_get_entries($ds, $sri); |
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| 222 | //$entry['userpassword'] = $this->encrypt_password($new_passwd); |
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| 223 | $entry['userpassword'] = $new_passwd; |
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| 224 | |
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| 225 | /* SAMBA Begin's*/ |
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| 226 | foreach ($allValues[0]['objectclass'] as $objectclass) |
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| 227 | { |
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| 228 | if ($objectclass == 'sambaSamAccount') |
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| 229 | { |
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| 230 | $entry['sambaLMPassword'] = exec('/home/expressolivre/mkntpwd -L '.$new_passwd); |
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| 231 | $entry['sambaNTPassword'] = exec('/home/expressolivre/mkntpwd -N '.$new_passwd); |
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| 232 | } |
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| 233 | } |
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| 234 | /* SAMBA End's*/ |
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| 235 | |
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| 236 | $dn = $allValues[0]['dn']; |
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| 237 | |
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| 238 | /* userPasswordRFC2617 Begin's*/ |
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| 239 | $c = CreateObject('phpgwapi.config','expressoAdmin1_2'); |
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| 240 | $c->read_repository(); |
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| 241 | $current_config = $c->config_data; |
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| 242 | if ($current_config['expressoAdmin_userPasswordRFC2617'] == 'true') |
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| 243 | { |
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| 244 | $realm = $current_config['expressoAdmin_realm_userPasswordRFC2617']; |
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| 245 | $uid = $allValues[0]['uid'][0]; |
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| 246 | $password = $new_passwd; |
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| 247 | $passUserRFC2617 = $realm . ': ' . md5("$uid:$realm:$password"); |
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| 248 | |
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| 249 | if ($allValues[0]['userpasswordrfc2617'][0] != '') |
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| 250 | $entry['userPasswordRFC2617'] = $passUserRFC2617; |
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| 251 | else |
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| 252 | { |
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| 253 | $ldap_add['userPasswordRFC2617'] = $passUserRFC2617; |
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| 254 | if (!@ldap_mod_add($ds, $dn, $ldap_add)) |
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| 255 | { |
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| 256 | return false; |
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| 257 | } |
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| 258 | } |
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| 259 | } |
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| 260 | /* userPasswordRFC2617 End's*/ |
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| 261 | |
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| 262 | if (!@ldap_modify($ds, $dn, $entry)) |
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| 263 | { |
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| 264 | return false; |
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| 265 | } |
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| 266 | $GLOBALS['phpgw']->session->appsession('password','phpgwapi',base64_encode($new_passwd)); |
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| 267 | return $new_passwd; |
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| 268 | } |
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| 269 | |
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| 270 | function update_lastlogin($_account_id, $ip) |
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| 271 | { |
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| 272 | if ($GLOBALS['phpgw_info']['server']['account_repository'] == 'ldap') |
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| 273 | { |
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| 274 | $entry['phpgwaccountlastlogin'] = time(); |
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| 275 | $entry['phpgwaccountlastloginfrom'] = $ip; |
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| 276 | |
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| 277 | $ds = $GLOBALS['phpgw']->common->ldapConnect(); |
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| 278 | $sri = ldap_search($ds, $GLOBALS['phpgw_info']['server']['ldap_context'], 'uidnumber=' . (int)$_account_id); |
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| 279 | $allValues = ldap_get_entries($ds, $sri); |
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| 280 | |
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| 281 | $dn = $allValues[0]['dn']; |
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| 282 | $this->previous_login = $allValues[0]['phpgwaccountlastlogin'][0]; |
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| 283 | |
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| 284 | @ldap_modify($ds, $dn, $entry); |
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| 285 | } |
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| 286 | else |
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| 287 | { |
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| 288 | $GLOBALS['phpgw']->db->query("select account_lastlogin from phpgw_accounts where account_id='$_account_id'",__LINE__,__FILE__); |
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| 289 | $GLOBALS['phpgw']->db->next_record(); |
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| 290 | $this->previous_login = $GLOBALS['phpgw']->db->f('account_lastlogin'); |
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| 291 | |
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| 292 | $GLOBALS['phpgw']->db->query("update phpgw_accounts set account_lastloginfrom='" |
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| 293 | . "$ip', account_lastlogin='" . time() |
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| 294 | . "' where account_id='$_account_id'",__LINE__,__FILE__); |
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| 295 | } |
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| 296 | } |
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| 297 | } |
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| 298 | ?> |
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