[tt-rss.git] / classes / auth / internal.php

<?php
class Auth_Internal extends Auth_Base {

	function authenticate($login, $password) {

		$pwd_hash1 = encrypt_password($password);
		$pwd_hash2 = encrypt_password($password, $login);
		$login = db_escape_string($login);
		$otp = db_escape_string($_REQUEST["otp"]);

		if (get_schema_version($this->link) > 96) {
			if (!defined('AUTH_DISABLE_OTP') || !AUTH_DISABLE_OTP) {
				$result = db_query($this->link, "SELECT otp_enabled,salt FROM ttrss_users WHERE
					login = '$login'");

				if (db_num_rows($result) > 0) {
					require_once "lib/otphp/vendor/base32.php";
					require_once "lib/otphp/lib/otp.php";
					require_once "lib/otphp/lib/totp.php";

					$base32 = new Base32();

					$otp_enabled = sql_bool_to_bool(db_fetch_result($result, 0, "otp_enabled"));
					$secret = $base32->encode(sha1(db_fetch_result($result, 0, "salt")));

					$topt = new \OTPHP\TOTP($secret);
					$otp_check = $topt->now();

					if ($otp_enabled) {
						if ($otp) {
							if ($otp != $otp_check) {
								return false;
							}
						} else {
							$return = urlencode($_REQUEST["return"]);
							?><html>
								<head><title>Tiny Tiny RSS</title></head>
							<body>
							<form action="public.php?return=<?php echo $return ?>"
									method="POST">
								<input type="hidden" name="op" value="login">
								<input type="hidden" name="login" value="<?php echo htmlspecialchars($login) ?>">
								<input type="hidden" name="password" value="<?php echo htmlspecialchars($password) ?>">

								<label><?php echo __("Please enter your one time password:") ?></label>
								<input type="password" size="6" name="otp"/>
								<input type="submit" value="Continue"/>
							</form>
							<script type="text/javascript">
								document.forms[0].otp.focus();
							</script>
							<?php
							exit;
						}
					}
				}
			}
		}

		if (get_schema_version($this->link) > 87) {

			$result = db_query($this->link, "SELECT salt FROM ttrss_users WHERE
				login = '$login'");

			if (db_num_rows($result) != 1) {
				return false;
			}

			$salt = db_fetch_result($result, 0, "salt");

			if ($salt == "") {

				$query = "SELECT id
	            FROM ttrss_users WHERE
					login = '$login' AND (pwd_hash = '$pwd_hash1' OR
					pwd_hash = '$pwd_hash2')";

				// verify and upgrade password to new salt base

				$result = db_query($this->link, $query);

				if (db_num_rows($result) == 1) {
					// upgrade password to MODE2

					$salt = substr(bin2hex(get_random_bytes(125)), 0, 250);
					$pwd_hash = encrypt_password($password, $salt, true);

					db_query($this->link, "UPDATE ttrss_users SET
						pwd_hash = '$pwd_hash', salt = '$salt' WHERE login = '$login'");

					$query = "SELECT id
		            FROM ttrss_users WHERE
						login = '$login' AND pwd_hash = '$pwd_hash'";

				} else {
					return false;
				}

			} else {

				$pwd_hash = encrypt_password($password, $salt, true);

				$query = "SELECT id
		         FROM ttrss_users WHERE
					login = '$login' AND pwd_hash = '$pwd_hash'";

			}

		} else {
			$query = "SELECT id
	         FROM ttrss_users WHERE
				login = '$login' AND (pwd_hash = '$pwd_hash1' OR
					pwd_hash = '$pwd_hash2')";
		}

		$result = db_query($this->link, $query);

		if (db_num_rows($result) == 1) {
			return db_fetch_result($result, 0, "id");
		}

		return false;
	}

	function check_password($owner_uid, $password) {
		$owner_uid = db_escape_string($owner_uid);

		$result = db_query($this->link, "SELECT salt,login FROM ttrss_users WHERE
			id = '$owner_uid'");

		$salt = db_fetch_result($result, 0, "salt");
		$login = db_fetch_result($result, 0, "login");

		if (!$salt) {
			$password_hash1 = encrypt_password($password);
			$password_hash2 = encrypt_password($password, $login);

			$query = "SELECT id FROM ttrss_users WHERE
				id = '$owner_uid' AND (pwd_hash = '$password_hash1' OR
				pwd_hash = '$password_hash2')";

		} else {
			$password_hash = encrypt_password($password, $salt, true);

			$query = "SELECT id FROM ttrss_users WHERE
				id = '$owner_uid' AND pwd_hash = '$password_hash'";
		}

		$result = db_query($this->link, $query);

		return db_num_rows($result) != 0;
	}

	function change_password($owner_uid, $old_password, $new_password) {
		$owner_uid = db_escape_string($owner_uid);

		if ($this->check_password($owner_uid, $old_password)) {

			$new_salt = substr(bin2hex(get_random_bytes(125)), 0, 250);
			$new_password_hash = encrypt_password($new_password, $new_salt, true);

			db_query($this->link, "UPDATE ttrss_users SET
				pwd_hash = '$new_password_hash', salt = '$new_salt', otp_enabled = false
					WHERE id = '$owner_uid'");

			$_SESSION["pwd_hash"] = $new_password_hash;

			return __("Password has been changed.");
		} else {
			return "ERROR: ".__('Old password is incorrect.');
		}
	}
}
?>
Commit	Line	Data
0d421af8 AD	1	<?php
	2	class Auth_Internal extends Auth_Base {
	3
	4	function authenticate($login, $password) {
	5
	6	$pwd_hash1 = encrypt_password($password);
	7	$pwd_hash2 = encrypt_password($password, $login);
	8	$login = db_escape_string($login);
fb70f26e AD	9	$otp = db_escape_string($_REQUEST["otp"]);
	10
	11	if (get_schema_version($this->link) > 96) {
d1e31c7a	12	if (!defined('AUTH_DISABLE_OTP') \|\| !AUTH_DISABLE_OTP) {
02cd6de1 AD	13	$result = db_query($this->link, "SELECT otp_enabled,salt FROM ttrss_users WHERE
	14	login = '$login'");
	15
	16	if (db_num_rows($result) > 0) {
	17	require_once "lib/otphp/vendor/base32.php";
	18	require_once "lib/otphp/lib/otp.php";
	19	require_once "lib/otphp/lib/totp.php";
	20
	21	$base32 = new Base32();
	22
	23	$otp_enabled = sql_bool_to_bool(db_fetch_result($result, 0, "otp_enabled"));
	24	$secret = $base32->encode(sha1(db_fetch_result($result, 0, "salt")));
	25
	26	$topt = new \OTPHP\TOTP($secret);
	27	$otp_check = $topt->now();
	28
	29	if ($otp_enabled) {
	30	if ($otp) {
	31	if ($otp != $otp_check) {
	32	return false;
	33	}
	34	} else {
2d684749	35	$return = urlencode($_REQUEST["return"]);
02cd6de1 AD	36	?><html>
	37	<head><title>Tiny Tiny RSS</title></head>
	38	<body>
2d684749 AD	39	<form action="public.php?return=<?php echo $return ?>"
	40	method="POST">
	41	<input type="hidden" name="op" value="login">
02cd6de1 AD	42	<input type="hidden" name="login" value="<?php echo htmlspecialchars($login) ?>">
	43	<input type="hidden" name="password" value="<?php echo htmlspecialchars($password) ?>">
	44
	45	<label><?php echo __("Please enter your one time password:") ?></label>
	46	<input type="password" size="6" name="otp"/>
	47	<input type="submit" value="Continue"/>
	48	</form>
b8cdc394 AD	49	<script type="text/javascript">
	50	document.forms[0].otp.focus();
	51	</script>
02cd6de1 AD	52	<?php
02cd6de1 AD	53	exit;
4e70344b	54	}
fb70f26e	55	}
fb70f26e AD	56	}
	57	}
	58	}
0d421af8 AD	59
	60	if (get_schema_version($this->link) > 87) {
	61
	62	$result = db_query($this->link, "SELECT salt FROM ttrss_users WHERE
	63	login = '$login'");
	64
	65	if (db_num_rows($result) != 1) {
	66	return false;
	67	}
	68
	69	$salt = db_fetch_result($result, 0, "salt");
	70
	71	if ($salt == "") {
	72
	73	$query = "SELECT id
	74	FROM ttrss_users WHERE
	75	login = '$login' AND (pwd_hash = '$pwd_hash1' OR
	76	pwd_hash = '$pwd_hash2')";
	77
	78	// verify and upgrade password to new salt base
	79
	80	$result = db_query($this->link, $query);
	81
	82	if (db_num_rows($result) == 1) {
	83	// upgrade password to MODE2
	84
	85	$salt = substr(bin2hex(get_random_bytes(125)), 0, 250);
	86	$pwd_hash = encrypt_password($password, $salt, true);
	87
	88	db_query($this->link, "UPDATE ttrss_users SET
	89	pwd_hash = '$pwd_hash', salt = '$salt' WHERE login = '$login'");
	90
	91	$query = "SELECT id
	92	FROM ttrss_users WHERE
	93	login = '$login' AND pwd_hash = '$pwd_hash'";
	94
	95	} else {
	96	return false;
	97	}
	98
	99	} else {
	100
	101	$pwd_hash = encrypt_password($password, $salt, true);
	102
	103	$query = "SELECT id
	104	FROM ttrss_users WHERE
	105	login = '$login' AND pwd_hash = '$pwd_hash'";
	106
	107	}
	108
	109	} else {
	110	$query = "SELECT id
	111	FROM ttrss_users WHERE
	112	login = '$login' AND (pwd_hash = '$pwd_hash1' OR
	113	pwd_hash = '$pwd_hash2')";
	114	}
	115
	116	$result = db_query($this->link, $query);
	117
	118	if (db_num_rows($result) == 1) {
	119	return db_fetch_result($result, 0, "id");
	120	}
	121
	122	return false;
123	}
d5fd183d	124
3ca8af7f	125	function check_password($owner_uid, $password) {
d5fd183d AD	126	$owner_uid = db_escape_string($owner_uid);
d5fd183d AD	127
dc0374df	128	$result = db_query($this->link, "SELECT salt,login FROM ttrss_users WHERE
d5fd183d AD	129	id = '$owner_uid'");
	130
	131	$salt = db_fetch_result($result, 0, "salt");
dc0374df	132	$login = db_fetch_result($result, 0, "login");
d5fd183d AD	133
d5fd183d AD	134	if (!$salt) {
3ca8af7f AD	135	$password_hash1 = encrypt_password($password);
3ca8af7f AD	136	$password_hash2 = encrypt_password($password, $login);
d5fd183d AD	137
d5fd183d AD	138	$query = "SELECT id FROM ttrss_users WHERE
3ca8af7f AD	139	id = '$owner_uid' AND (pwd_hash = '$password_hash1' OR
3ca8af7f AD	140	pwd_hash = '$password_hash2')";
d5fd183d AD	141
d5fd183d AD	142	} else {
3ca8af7f	143	$password_hash = encrypt_password($password, $salt, true);
d5fd183d AD	144
d5fd183d AD	145	$query = "SELECT id FROM ttrss_users WHERE
3ca8af7f	146	id = '$owner_uid' AND pwd_hash = '$password_hash'";
d5fd183d AD	147	}
	148
	149	$result = db_query($this->link, $query);
	150
3ca8af7f AD	151	return db_num_rows($result) != 0;
	152	}
	153
	154	function change_password($owner_uid, $old_password, $new_password) {
	155	$owner_uid = db_escape_string($owner_uid);
	156
	157	if ($this->check_password($owner_uid, $old_password)) {
d5fd183d AD	158
	159	$new_salt = substr(bin2hex(get_random_bytes(125)), 0, 250);
	160	$new_password_hash = encrypt_password($new_password, $new_salt, true);
	161
	162	db_query($this->link, "UPDATE ttrss_users SET
fb70f26e	163	pwd_hash = '$new_password_hash', salt = '$new_salt', otp_enabled = false
d5fd183d AD	164	WHERE id = '$owner_uid'");
	165
	166	$_SESSION["pwd_hash"] = $new_password_hash;
	167
	168	return __("Password has been changed.");
	169	} else {
	170	return "ERROR: ".__('Old password is incorrect.');
	171	}
	172	}
0d421af8 AD	173	}
0d421af8 AD	174	?>