plugins/auth_internal/init.php

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