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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