| 1 | <?php |
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| 2 | /**************************************************************************\ |
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| 3 | * eGroupWare API - Auth from SQL * |
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| 4 | * This file written by Dan Kuykendall <seek3r@phpgroupware.org> * |
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| 5 | * and Joseph Engo <jengo@phpgroupware.org> * |
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| 6 | * Encryption types other than md5() added by * |
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| 7 | * Miles Lott <milos@groupwhere.org> based on code from * |
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| 8 | * http://www.thomas-alfeld.de/frank/ * |
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| 9 | * Authentication based on SQL table * |
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| 10 | * Copyright (C) 2000, 2001 Dan Kuykendall * |
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| 11 | * ------------------------------------------------------------------------ * |
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| 12 | * This library is free software; you can redistribute it and/or modify it * |
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| 13 | * under the terms of the GNU Lesser General Public License as published by * |
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| 14 | * the Free Software Foundation; either version 2.1 of the License, * |
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| 15 | * or any later version. * |
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| 16 | * This library is distributed in the hope that it will be useful, but * |
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| 17 | * WITHOUT ANY WARRANTY; without even the implied warranty of * |
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| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * |
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| 19 | * See the GNU Lesser General Public License for more details. * |
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| 20 | * You should have received a copy of the GNU Lesser General Public License * |
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| 21 | * along with this library; if not, write to the Free Software Foundation, * |
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| 22 | * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * |
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| 23 | \**************************************************************************/ |
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| 24 | |
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| 25 | |
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| 26 | class auth_ |
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| 27 | { |
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| 28 | var $db = ''; |
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| 29 | var $previous_login = -1; |
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| 30 | |
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| 31 | function auth_() |
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| 32 | { |
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| 33 | copyobj($GLOBALS['phpgw']->db,$this->db); |
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| 34 | } |
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| 35 | |
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| 36 | function authenticate($username, $passwd, $passwd_type) |
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| 37 | { |
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| 38 | if($passwd_type == 'text') |
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| 39 | { |
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| 40 | /* normal web form login */ |
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| 41 | $type = @$GLOBALS['phpgw_info']['server']['sql_encryption_type'] |
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| 42 | ? strtolower($GLOBALS['phpgw_info']['server']['sql_encryption_type']) |
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| 43 | : 'md5'; |
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| 44 | switch($type) |
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| 45 | { |
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| 46 | case 'smd5': |
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| 47 | $this->db->query("SELECT account_lid,account_pwd FROM phpgw_accounts WHERE account_lid = '$username' AND " |
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| 48 | . " account_type='u' AND " |
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| 49 | . " account_status ='A'",__LINE__,__FILE__); |
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| 50 | $this->db->next_record(); |
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| 51 | |
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| 52 | if($GLOBALS['phpgw_info']['server']['case_sensitive_username'] == true) |
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| 53 | { |
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| 54 | if($this->db->f('account_lid') != $username) |
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| 55 | { |
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| 56 | return false; |
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| 57 | } |
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| 58 | } |
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| 59 | if($this->db->f('account_pwd')) |
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| 60 | { |
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| 61 | return $this->smd5_compare($passwd,$this->db->f('account_pwd')); |
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| 62 | } |
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| 63 | break; |
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| 64 | case 'sha': |
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| 65 | $this->db->query("SELECT account_lid,account_pwd FROM phpgw_accounts WHERE account_lid = '$username' AND " |
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| 66 | . " account_type='u' AND " |
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| 67 | . " account_status ='A'",__LINE__,__FILE__); |
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| 68 | $this->db->next_record(); |
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| 69 | |
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| 70 | if($GLOBALS['phpgw_info']['server']['case_sensitive_username'] == true) |
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| 71 | { |
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| 72 | if($this->db->f('account_lid') != $username) |
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| 73 | { |
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| 74 | return false; |
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| 75 | } |
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| 76 | } |
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| 77 | if($this->db->f('account_pwd')) |
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| 78 | { |
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| 79 | return $this->sha_compare($passwd,$this->db->f('account_pwd')); |
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| 80 | } |
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| 81 | break; |
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| 82 | case 'ssha': |
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| 83 | $this->db->query("SELECT account_lid,account_pwd FROM phpgw_accounts WHERE account_lid = '$username' AND " |
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| 84 | . " account_type='u' AND " |
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| 85 | . " account_status ='A'",__LINE__,__FILE__); |
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| 86 | $this->db->next_record(); |
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| 87 | |
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| 88 | if($GLOBALS['phpgw_info']['server']['case_sensitive_username'] == true) |
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| 89 | { |
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| 90 | if($this->db->f('account_lid') != $username) |
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| 91 | { |
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| 92 | return false; |
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| 93 | } |
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| 94 | } |
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| 95 | if($this->db->f('account_pwd')) |
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| 96 | { |
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| 97 | return $this->ssha_compare($passwd,$this->db->f('account_pwd')); |
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| 98 | } |
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| 99 | break; |
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| 100 | case 'md5_crypt': |
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| 101 | case 'blowfish_crypt': |
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| 102 | case 'ext_crypt': |
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| 103 | case 'crypt': |
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| 104 | $this->db->query("SELECT account_lid,account_pwd FROM phpgw_accounts WHERE account_lid = '$username' AND " |
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| 105 | . " account_type='u' AND " |
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| 106 | . " account_status ='A'",__LINE__,__FILE__); |
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| 107 | $this->db->next_record(); |
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| 108 | |
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| 109 | if($GLOBALS['phpgw_info']['server']['case_sensitive_username'] == true) |
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| 110 | { |
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| 111 | if($this->db->f('account_lid') != $username) |
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| 112 | { |
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| 113 | return false; |
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| 114 | } |
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| 115 | } |
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| 116 | if($this->db->f('account_pwd')) |
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| 117 | { |
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| 118 | return $this->crypt_compare($passwd,$this->db->f('account_pwd'),$type); |
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| 119 | } |
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| 120 | break; |
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| 121 | case 'md5': |
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| 122 | default: |
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| 123 | $this->db->query("SELECT * FROM phpgw_accounts WHERE account_lid = '$username' AND " |
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| 124 | . " account_type='u' AND " |
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| 125 | . "account_pwd='" . md5($passwd) . "' AND account_status ='A'",__LINE__,__FILE__); |
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| 126 | $this->db->next_record(); |
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| 127 | |
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| 128 | if($GLOBALS['phpgw_info']['server']['case_sensitive_username'] == true) |
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| 129 | { |
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| 130 | if($this->db->f('account_lid') != $username) |
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| 131 | { |
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| 132 | return false; |
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| 133 | } |
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| 134 | } |
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| 135 | if($this->db->f('account_lid')) |
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| 136 | { |
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| 137 | $this->previous_login = $this->db->f('account_lastlogin'); |
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| 138 | return True; |
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| 139 | } |
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| 140 | else |
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| 141 | { |
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| 142 | return False; |
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| 143 | } |
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| 144 | break; |
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| 145 | } |
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| 146 | } |
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| 147 | elseif($passwd_type == 'md5') |
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| 148 | { |
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| 149 | /* Where is this used? */ |
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| 150 | $this->db->query("SELECT * FROM phpgw_accounts WHERE account_lid = '$username' AND " |
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| 151 | // . " account_type='u' AND " |
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| 152 | . "account_pwd='" . $passwd . "' AND account_status ='A'",__LINE__,__FILE__); |
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| 153 | $this->db->next_record(); |
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| 154 | |
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| 155 | if($GLOBALS['phpgw_info']['server']['case_sensitive_username'] == true) |
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| 156 | { |
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| 157 | if($this->db->f('account_lid') != $username) |
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| 158 | { |
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| 159 | return false; |
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| 160 | } |
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| 161 | } |
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| 162 | if($this->db->f('account_lid')) |
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| 163 | { |
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| 164 | $this->previous_login = $this->db->f('account_lastlogin'); |
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| 165 | return True; |
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| 166 | } |
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| 167 | else |
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| 168 | { |
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| 169 | return False; |
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| 170 | } |
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| 171 | } |
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| 172 | else |
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| 173 | { |
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| 174 | return False; |
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| 175 | } |
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| 176 | } |
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| 177 | |
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| 178 | function change_password($old_passwd, $new_passwd, $account_id = '') |
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| 179 | { |
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| 180 | $admin = True; |
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| 181 | // Don't allow password changes for other accounts when using XML-RPC |
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| 182 | if(!$account_id || $GLOBALS['phpgw_info']['flags']['currentapp'] == 'login') |
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| 183 | { |
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| 184 | $admin = False; |
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| 185 | $account_id = $GLOBALS['phpgw_info']['user']['account_id']; |
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| 186 | } |
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| 187 | $encrypted_passwd = $this->encrypt_sql($new_passwd); |
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| 188 | |
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| 189 | /* Grab configured type, or default to md5() (old method) */ |
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| 190 | $type = @$GLOBALS['phpgw_info']['server']['sql_encryption_type'] |
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| 191 | ? strtolower($GLOBALS['phpgw_info']['server']['sql_encryption_type']) |
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| 192 | : 'md5'; |
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| 193 | switch($type) |
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| 194 | { |
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| 195 | case 'smd5': |
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| 196 | $this->db->query("SELECT account_pwd FROM phpgw_accounts WHERE account_id = '" . (int)$account_id |
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| 197 | . "' AND " // . " account_type='u' AND " |
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| 198 | . " account_status ='A'",__LINE__,__FILE__); |
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| 199 | $this->db->next_record(); |
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| 200 | if($this->db->f('account_pwd')) |
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| 201 | { |
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| 202 | if(!$admin) |
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| 203 | { |
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| 204 | /* Check the old_passwd to make sure this is legal */ |
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| 205 | if(!$this->smd5_compare($old_passwd,$this->db->f('account_pwd'))) |
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| 206 | { |
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| 207 | return False; |
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| 208 | } |
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| 209 | } |
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| 210 | /* old password ok, or admin called the function from |
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| 211 | * the admin application (no old passwd available). |
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| 212 | */ |
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| 213 | return $this->_update_passwd($encrypted_passwd,$new_passwd,$account_id,$admin,__FILE__); |
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| 214 | } |
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| 215 | return False; |
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| 216 | case 'sha': |
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| 217 | $this->db->query("SELECT account_pwd FROM phpgw_accounts WHERE account_id = '" . (int)$account_id |
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| 218 | . "' AND " // . " account_type='u' AND " |
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| 219 | . " account_status ='A'",__LINE__,__FILE__); |
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| 220 | $this->db->next_record(); |
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| 221 | if($this->db->f('account_pwd')) |
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| 222 | { |
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| 223 | if(!$admin) |
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| 224 | { |
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| 225 | /* Check the old_passwd to make sure this is legal */ |
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| 226 | if(!$this->sha_compare($old_passwd,$this->db->f('account_pwd'))) |
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| 227 | { |
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| 228 | return False; |
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| 229 | } |
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| 230 | } |
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| 231 | /* old password ok, or admin called the function from |
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| 232 | * the admin application (no old passwd available). |
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| 233 | */ |
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| 234 | return $this->_update_passwd($encrypted_passwd,$new_passwd,$account_id,$admin,__FILE__); |
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| 235 | } |
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| 236 | return False; |
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| 237 | case 'ssha': |
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| 238 | $this->db->query("SELECT account_pwd FROM phpgw_accounts WHERE account_id = '" . (int)$account_id |
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| 239 | . "' AND " // . " account_type='u' AND " |
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| 240 | . " account_status ='A'",__LINE__,__FILE__); |
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| 241 | $this->db->next_record(); |
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| 242 | if($this->db->f('account_pwd')) |
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| 243 | { |
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| 244 | if(!$admin) |
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| 245 | { |
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| 246 | /* Check the old_passwd to make sure this is legal */ |
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| 247 | if(!$this->ssha_compare($old_passwd,$this->db->f('account_pwd'))) |
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| 248 | { |
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| 249 | return False; |
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| 250 | } |
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| 251 | } |
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| 252 | /* old password ok, or admin called the function from |
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| 253 | * the admin application (no old passwd available). |
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| 254 | */ |
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| 255 | return $this->_update_passwd($encrypted_passwd,$new_passwd,$account_id,$admin,__FILE__); |
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| 256 | } |
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| 257 | return False; |
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| 258 | case 'crypt': |
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| 259 | case 'ext_crypt': |
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| 260 | case 'md5_crypt': |
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| 261 | case 'blowfish_crypt': |
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| 262 | $this->db->query("SELECT account_pwd FROM phpgw_accounts WHERE account_id = '" . (int)$account_id |
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| 263 | . "' AND " // . " account_type='u' AND " |
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| 264 | . " account_status ='A'",__LINE__,__FILE__); |
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| 265 | $this->db->next_record(); |
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| 266 | if($this->db->f('account_pwd')) |
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| 267 | { |
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| 268 | if(!$admin) |
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| 269 | { |
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| 270 | /* Check the old_passwd to make sure this is legal */ |
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| 271 | if(!$this->crypt_compare($old_passwd,$this->db->f('account_pwd'),$type)) |
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| 272 | { |
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| 273 | return False; |
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| 274 | } |
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| 275 | } |
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| 276 | /* old password ok, or admin called the function from |
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| 277 | * the admin application (no old passwd available). |
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| 278 | */ |
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| 279 | return $this->_update_passwd($encrypted_passwd,$new_passwd,$account_id,$admin,__FILE__); |
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| 280 | } |
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| 281 | return False; |
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| 282 | case 'md5': |
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| 283 | default: |
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| 284 | $pwd_check = ''; |
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| 285 | if(!$admin) |
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| 286 | { |
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| 287 | $pwd_check = " AND account_pwd='" . $this->encrypt_sql($old_passwd) . "'"; |
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| 288 | } |
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| 289 | $this->db->query("UPDATE phpgw_accounts SET account_pwd='" . $encrypted_passwd . "'," |
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| 290 | . "account_lastpwd_change='" . time() . "' WHERE account_id='" . $account_id . "'" . $pwd_check,__LINE__,__FILE__); |
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| 291 | $this->db->next_record(); |
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| 292 | if($this->db->affected_rows()) |
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| 293 | { |
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| 294 | if(!$admin) |
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| 295 | { |
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| 296 | $GLOBALS['phpgw']->session->appsession('password','phpgwapi',$new_passwd); |
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| 297 | } |
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| 298 | return $encrypted_passwd; |
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| 299 | } |
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| 300 | else |
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| 301 | { |
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| 302 | return False; |
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| 303 | } |
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| 304 | } |
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| 305 | } |
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| 306 | |
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| 307 | function _update_passwd($encrypted_passwd,$new_passwd,$account_id,$admin=False,$file='') |
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| 308 | { |
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| 309 | /* This should only be called from this file */ |
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| 310 | if($file != PHPGW_API_INC . SEP . 'class.auth_sql.inc.php') |
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| 311 | { |
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| 312 | return False; |
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| 313 | } |
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| 314 | $this->db->query("UPDATE phpgw_accounts SET account_pwd='" . $encrypted_passwd . "'," |
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| 315 | . "account_lastpwd_change='" . time() |
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| 316 | . "' WHERE account_id=" . (int)$account_id,__LINE__,__FILE__); |
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| 317 | $this->db->next_record(); |
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| 318 | if($this->db->affected_rows()) |
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| 319 | { |
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| 320 | if(!$admin) |
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| 321 | { |
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| 322 | $GLOBALS['phpgw']->session->appsession('password','phpgwapi',$new_passwd); |
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| 323 | } |
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| 324 | return $encrypted_passwd; |
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| 325 | } |
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| 326 | else |
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| 327 | { |
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| 328 | return False; |
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| 329 | } |
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| 330 | } |
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| 331 | |
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| 332 | function update_lastlogin($account_id, $ip) |
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| 333 | { |
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| 334 | $GLOBALS['phpgw']->db->query("UPDATE phpgw_accounts SET account_lastloginfrom='" |
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| 335 | . "$ip', account_lastlogin='" . time() |
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| 336 | . "' WHERE account_id='$account_id'",__LINE__,__FILE__); |
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| 337 | } |
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| 338 | } |
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| 339 | ?> |
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