plugins/auth_internal/init.php

   1 <?php
   2 class Auth_Internal extends Plugin implements IAuthModule {
   3
   4         private $host;
   5
   6         function about() {
   7                 return array(1.0,
   8                         "Authenticates against internal tt-rss database",
   9                         "fox",
  10                         true);
  11         }
  12
  13     /* @var PluginHost $host */
  14     function init($host) {
  15                 $this->host = $host;
  16                 $this->pdo = Db::pdo();
  17
  18                 $host->add_hook($host::HOOK_AUTH_USER, $this);
  19         }
  20
  21         function authenticate($login, $password) {
  22
  23                 $pwd_hash1 = encrypt_password($password);
  24                 $pwd_hash2 = encrypt_password($password, $login);
  25                 $otp = $_REQUEST["otp"];
  26
  27                 if (get_schema_version() > 96) {
  28                         if (!defined('AUTH_DISABLE_OTP') || !AUTH_DISABLE_OTP) {
  29
  30                                 $sth = $this->pdo->prepare("SELECT otp_enabled,salt FROM ttrss_users WHERE
  31                                         login = ?");
  32                                 $sth->execute([$login]);
  33
  34                                 if ($row = $sth->fetch()) {
  35
  36                                         require_once "lib/otphp/vendor/base32.php";
  37                                         require_once "lib/otphp/lib/otp.php";
  38                                         require_once "lib/otphp/lib/totp.php";
  39
  40                                         $base32 = new Base32();
  41
  42                                         $otp_enabled = $row['otp_enabled'];
  43                                         $secret = $base32->encode(sha1($row['salt']));
  44
  45                                         $topt = new \OTPHP\TOTP($secret);
  46                                         $otp_check = $topt->now();
  47
  48                                         if ($otp_enabled) {
  49                                                 if ($otp) {
  50                                                         if ($otp != $otp_check) {
  51                                                                 return false;
  52                                                         }
  53                                                 } else {
  54                                                         $return = urlencode($_REQUEST["return"]);
  55                                                         ?><html>
  56                                                                 <head>
  57                                                                         <title>Tiny Tiny RSS</title>
  58                                                                         <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
  59                                                                 </head>
  60                                                                 <?php echo stylesheet_tag("css/default.css") ?>
  61                                                         <body class="ttrss_utility otp"><div class="content">
  62                                                         <form action="public.php?return=<?php echo $return ?>"
  63                                                                         method="POST" class="otpform">
  64                                                                 <input type="hidden" name="op" value="login">
  65                                                                 <input type="hidden" name="login" value="<?php echo htmlspecialchars($login) ?>">
  66                                                                 <input type="hidden" name="password" value="<?php echo htmlspecialchars($password) ?>">
  67                                                                 <input type="hidden" name="bw_limit" value="<?php echo htmlspecialchars($_POST["bw_limit"]) ?>">
  68                                                                 <input type="hidden" name="remember_me" value="<?php echo htmlspecialchars($_POST["remember_me"]) ?>">
  69                                                                 <input type="hidden" name="profile" value="<?php echo htmlspecialchars($_POST["profile"]) ?>">
  70
  71                                                                 <label><?php echo __("Please enter your one time password:") ?></label>
  72                                                                 <input autocomplete="off" size="6" name="otp" value=""/>
  73                                                                 <input type="submit" value="Continue"/>
  74                                                         </form></div>
  75                                                         <script type="text/javascript">
  76                                                                 document.forms[0].otp.focus();
  77                                                         </script>
  78                                                         <?php
  79                                                         exit;
  80                                                 }
  81                                         }
  82                                 }
  83                         }
  84                 }
  85
  86                 if (get_schema_version() > 87) {
  87
  88                         $sth = $this->pdo->prepare("SELECT salt FROM ttrss_users WHERE login = ?");
  89                         $sth->execute([$login]);
  90
  91                         if ($row = $sth->fetch()) {
  92                                 $salt = $row['salt'];
  93
  94                                 if ($salt == "") {
  95
  96                                         $sth = $this->pdo->prepare("SELECT id FROM ttrss_users WHERE
  97                         login = ? AND (pwd_hash = ? OR pwd_hash = ?)");
  98
  99                                         $sth->execute([$login, $pwd_hash1, $pwd_hash2]);
 100
 101                                         // verify and upgrade password to new salt base
 102
 103                                         if ($row = $sth->fetch()) {
 104                                                 // upgrade password to MODE2
 105
 106                                                 $user_id = $row['id'];
 107
 108                                                 $salt = substr(bin2hex(get_random_bytes(125)), 0, 250);
 109                                                 $pwd_hash = encrypt_password($password, $salt, true);
 110
 111                                                 $sth = $this->pdo->prepare("UPDATE ttrss_users SET
 112                                                 pwd_hash = ?, salt = ? WHERE login = ?");
 113
 114                                                 $sth->execute([$pwd_hash, $salt, $login]);
 115
 116                                                 return $user_id;
 117
 118                                         } else {
 119                                                 return false;
 120                                         }
 121
 122                                 } else {
 123                                         $pwd_hash = encrypt_password($password, $salt, true);
 124
 125                                         $sth = $this->pdo->prepare("SELECT id
 126                                   FROM ttrss_users WHERE
 127                                               login = ? AND pwd_hash = ?");
 128                                         $sth->execute([$login, $pwd_hash]);
 129
 130                                         if ($row = $sth->fetch()) {
 131                                                 return $row['id'];
 132                                         }
 133                                 }
 134
 135                         } else {
 136                                 $sth = $this->pdo->prepare("SELECT id
 137                     FROM ttrss_users WHERE
 138                       login = ? AND (pwd_hash = ? OR pwd_hash = ?)");
 139
 140                                 $sth->execute([$login, $pwd_hash1, $pwd_hash2]);
 141
 142                                 if ($row = $sth->fetch()) {
 143                                         return $row['id'];
 144                                 }
 145                         }
 146                 } else {
 147                         $sth = $this->pdo->prepare("SELECT id
 148                     FROM ttrss_users WHERE
 149                       login = ? AND (pwd_hash = ? OR pwd_hash = ?)");
 150
 151                         $sth->execute([$login, $pwd_hash1, $pwd_hash2]);
 152
 153                         if ($row = $sth->fetch()) {
 154                                 return $row['id'];
 155                         }
 156         }
 157
 158                 return false;
 159         }
 160
 161         function check_password($owner_uid, $password) {
 162
 163                 $sth = $this->pdo->prepare("SELECT salt,login FROM ttrss_users WHERE
 164                         id = ?");
 165                 $sth->execute([$owner_uid]);
 166
 167                 if ($row = $sth->fetch()) {
 168
 169                         $salt = $row['salt'];
 170                         $login = $row['login'];
 171
 172                         if (!$salt) {
 173                                 $password_hash1 = encrypt_password($password);
 174                                 $password_hash2 = encrypt_password($password, $login);
 175
 176                                 $sth = $this->pdo->prepare("SELECT id FROM ttrss_users WHERE
 177                     id = ? AND (pwd_hash = ? OR pwd_hash = ?)");
 178
 179                                 $sth->execute([$owner_uid, $password_hash1, $password_hash2]);
 180
 181                                 return $sth->fetch();
 182
 183                         } else {
 184                                 $password_hash = encrypt_password($password, $salt, true);
 185
 186                                 $sth = $this->pdo->prepare("SELECT id FROM ttrss_users WHERE
 187                     id = ? AND pwd_hash = ?");
 188
 189                                 $sth->execute([$owner_uid, $password_hash]);
 190
 191                                 return $sth->fetch();
 192                         }
 193                 }
 194
 195         return false;
 196         }
 197
 198         function change_password($owner_uid, $old_password, $new_password) {
 199
 200                 if ($this->check_password($owner_uid, $old_password)) {
 201
 202                         $new_salt = substr(bin2hex(get_random_bytes(125)), 0, 250);
 203                         $new_password_hash = encrypt_password($new_password, $new_salt, true);
 204
 205                         $sth = $this->pdo->prepare("UPDATE ttrss_users SET
 206                                 pwd_hash = ?, salt = ?, otp_enabled = false
 207                                         WHERE id = ?");
 208                         $sth->execute([$new_password_hash, $new_salt, $owner_uid]);
 209
 210                         $_SESSION["pwd_hash"] = $new_password_hash;
 211
 212                         return __("Password has been changed.");
 213                 } else {
 214                         return "ERROR: ".__('Old password is incorrect.');
 215                 }
 216         }
 217
 218         function api_version() {
 219                 return 2;
 220         }
 221
 222 }
 223 ?>