76 lines
1.7 KiB
PHP
76 lines
1.7 KiB
PHP
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<?php
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class Auth_Internal extends Auth_Base {
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function authenticate($login, $password) {
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$pwd_hash1 = encrypt_password($password);
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$pwd_hash2 = encrypt_password($password, $login);
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$login = db_escape_string($login);
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if (get_schema_version($this->link) > 87) {
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$result = db_query($this->link, "SELECT salt FROM ttrss_users WHERE
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login = '$login'");
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if (db_num_rows($result) != 1) {
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return false;
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}
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$salt = db_fetch_result($result, 0, "salt");
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if ($salt == "") {
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$query = "SELECT id
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FROM ttrss_users WHERE
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login = '$login' AND (pwd_hash = '$pwd_hash1' OR
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pwd_hash = '$pwd_hash2')";
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// verify and upgrade password to new salt base
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$result = db_query($this->link, $query);
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if (db_num_rows($result) == 1) {
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// upgrade password to MODE2
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$salt = substr(bin2hex(get_random_bytes(125)), 0, 250);
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$pwd_hash = encrypt_password($password, $salt, true);
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db_query($this->link, "UPDATE ttrss_users SET
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pwd_hash = '$pwd_hash', salt = '$salt' WHERE login = '$login'");
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$query = "SELECT id
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FROM ttrss_users WHERE
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login = '$login' AND pwd_hash = '$pwd_hash'";
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} else {
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return false;
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}
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} else {
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$pwd_hash = encrypt_password($password, $salt, true);
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$query = "SELECT id
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FROM ttrss_users WHERE
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login = '$login' AND pwd_hash = '$pwd_hash'";
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}
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} else {
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$query = "SELECT id
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FROM ttrss_users WHERE
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login = '$login' AND (pwd_hash = '$pwd_hash1' OR
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pwd_hash = '$pwd_hash2')";
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}
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$result = db_query($this->link, $query);
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if (db_num_rows($result) == 1) {
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return db_fetch_result($result, 0, "id");
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}
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return false;
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}
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}
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?>
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