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<?php |
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|
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namespace passster; |
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|
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use Exception ; |
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class PS_Conditional |
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{ |
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/** |
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* Check if valid authentication exists. |
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* |
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* @param array $atts array of attributes. |
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* |
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* @return boolean |
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* @throws Exception |
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*/ |
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public static function is_valid( array $atts ) : bool |
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{ |
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$input = ''; |
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// is Cookie set? |
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if ( !empty($_COOKIE['passster']) ) { |
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$input = $_COOKIE['passster']; |
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} |
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// Valid password. |
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if ( self::is_valid_password( $input, $atts ) ) { |
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return true; |
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} |
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// if nothing was correct. |
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return false; |
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} |
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|
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/** |
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* @throws Exception |
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*/ |
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public static function is_valid_password( $input, $atts ) : bool |
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{ |
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// password. |
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|
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if ( !empty($atts['password']) ) { |
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$hash = hash_hmac( 'sha256', $atts['password'], get_option( 'passster_secure_key' ) ); |
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if ( hash_equals( $hash, $input ) ) { |
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return true; |
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} |
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} |
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|
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// passwords. |
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|
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if ( !empty($atts['passwords']) ) { |
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$passwords = explode( ',', str_replace( ' ', '', $atts['passwords'] ) ); |
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// Convert passwords to hashes. |
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foreach ( $passwords as $password ) { |
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$hash = hash_hmac( 'sha256', $password, get_option( 'passster_secure_key' ) ); |
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if ( hash_equals( $hash, $input ) ) { |
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return true; |
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} |
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} |
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} |
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|
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// password lists. |
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|
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if ( !empty($atts['password_list']) ) { |
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$passwords_in_list = get_post_meta( $atts['password_list'], 'passster_passwords', true ); |
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$passwords_in_list = explode( ',', $passwords_in_list ); |
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// Convert passwords to hashes. |
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foreach ( $passwords_in_list as $password ) { |
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$hash = hash_hmac( 'sha256', $password, get_option( 'passster_secure_key' ) ); |
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|
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if ( hash_equals( $hash, $input ) ) { |
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self::maybe_expire_password_from_list__premium_only( $input, $passwords_in_list, $atts['password_list'] ); |
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return true; |
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} |
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|
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} |
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} |
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|
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return false; |
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} |
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|
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} |
