static bool cmd_vacation_validate_number_tag
(struct sieve_validator *valdtr, struct sieve_ast_argument **arg,
struct sieve_command *cmd)
{
const struct sieve_extension *ext = sieve_argument_ext(*arg);
const struct ext_vacation_config *config =
(const struct ext_vacation_config *) ext->context;
struct sieve_ast_argument *tag = *arg;
sieve_number_t period, seconds;
/* Detach the tag itself */
*arg = sieve_ast_arguments_detach(*arg,1);
/* Check syntax:
* :days number
*/
if ( !sieve_validate_tag_parameter
(valdtr, cmd, tag, *arg, NULL, 0, SAAT_NUMBER, FALSE) ) {
return FALSE;
}
period = sieve_ast_argument_number(*arg);
if ( sieve_argument_is(tag, vacation_days_tag) ) {
seconds = period * (24*60*60);
} else if ( sieve_argument_is(tag, vacation_seconds_tag) ) {
seconds = period;
} else {
i_unreached();
}
/* Enforce :seconds >= min_period */
if ( seconds < config->min_period ) {
seconds = config->min_period;
sieve_argument_validate_warning(valdtr, *arg,
"specified :%s value '%lu' is under the minimum",
sieve_argument_identifier(tag), (unsigned long) period);
/* Enforce :days <= max_period */
} else if ( config->max_period > 0 && seconds > config->max_period ) {
seconds = config->max_period;
sieve_argument_validate_warning(valdtr, *arg,
"specified :%s value '%lu' is over the maximum",
sieve_argument_identifier(tag), (unsigned long) period);
}
sieve_ast_argument_number_set(*arg, seconds);
/* Skip parameter */
*arg = sieve_ast_argument_next(*arg);
return TRUE;
}
bool ext_imap4flags_command_validate
(struct sieve_validator *valdtr, struct sieve_command *cmd)
{
struct sieve_ast_argument *arg = cmd->first_positional;
struct sieve_ast_argument *arg2;
const struct sieve_extension *var_ext;
/* Check arguments */
if ( arg == NULL ) {
sieve_command_validate_error(valdtr, cmd,
"the %s %s expects at least one argument, but none was found",
sieve_command_identifier(cmd), sieve_command_type_name(cmd));
return FALSE;
}
if ( sieve_ast_argument_type(arg) != SAAT_STRING &&
sieve_ast_argument_type(arg) != SAAT_STRING_LIST )
{
sieve_argument_validate_error(valdtr, arg,
"the %s %s expects either a string (variable name) or "
"a string-list (list of flags) as first argument, but %s was found",
sieve_command_identifier(cmd), sieve_command_type_name(cmd),
sieve_ast_argument_name(arg));
return FALSE;
}
arg2 = sieve_ast_argument_next(arg);
if ( arg2 != NULL ) {
/* First, check syntax sanity */
if ( sieve_ast_argument_type(arg) != SAAT_STRING )
{
if ( sieve_command_is(cmd, tst_hasflag) ) {
if ( sieve_ast_argument_type(arg) != SAAT_STRING_LIST ) {
sieve_argument_validate_error(valdtr, arg,
"if a second argument is specified for the hasflag, the first "
"must be a string-list (variable-list), but %s was found",
sieve_ast_argument_name(arg));
return FALSE;
}
} else {
sieve_argument_validate_error(valdtr, arg,
"if a second argument is specified for the %s %s, the first "
"must be a string (variable name), but %s was found",
sieve_command_identifier(cmd), sieve_command_type_name(cmd),
sieve_ast_argument_name(arg));
return FALSE;
}
}
/* Then, check whether the second argument is permitted */
var_ext = sieve_ext_variables_get_extension(cmd->ext->svinst);
if ( var_ext == NULL || !sieve_ext_variables_is_active(var_ext, valdtr) )
{
sieve_argument_validate_error(valdtr,arg,
"the %s %s only allows for the specification of a "
"variable name when the variables extension is active",
sieve_command_identifier(cmd), sieve_command_type_name(cmd));
return FALSE;
}
if ( !sieve_variable_argument_activate
(var_ext, valdtr, cmd, arg, !sieve_command_is(cmd, tst_hasflag) ) )
return FALSE;
if ( sieve_ast_argument_type(arg2) != SAAT_STRING &&
sieve_ast_argument_type(arg2) != SAAT_STRING_LIST )
{
sieve_argument_validate_error(valdtr, arg2,
"the %s %s expects a string list (list of flags) as "
"second argument when two arguments are specified, "
"but %s was found",
sieve_command_identifier(cmd), sieve_command_type_name(cmd),
sieve_ast_argument_name(arg2));
return FALSE;
}
} else
arg2 = arg;
if ( !sieve_validator_argument_activate(valdtr, cmd, arg2, FALSE) )
return FALSE;
if ( !sieve_command_is(cmd, tst_hasflag) &&
sieve_argument_is_string_literal(arg2) ) {
struct ext_imap4flags_iter fiter;
const char *flag;
/* Warn the user about validity of verifiable flags */
ext_imap4flags_iter_init(&fiter, sieve_ast_argument_str(arg));
while ( (flag=ext_imap4flags_iter_get_flag(&fiter)) != NULL ) {
if ( !sieve_ext_imap4flags_flag_is_valid(flag) ) {
sieve_argument_validate_warning(valdtr, arg,
"IMAP flag '%s' specified for the %s command is invalid "
"and will be ignored (only first invalid is reported)",
str_sanitize(flag, 64), sieve_command_identifier(cmd));
break;
}
}
}
return TRUE;
}
bool ext_enotify_compile_check_arguments
(struct sieve_validator *valdtr, struct sieve_command *cmd,
struct sieve_ast_argument *uri_arg, struct sieve_ast_argument *msg_arg,
struct sieve_ast_argument *from_arg, struct sieve_ast_argument *options_arg)
{
const struct sieve_extension *this_ext = cmd->ext;
struct sieve_instance *svinst = this_ext->svinst;
const char *uri = sieve_ast_argument_strc(uri_arg);
const char *scheme;
const struct sieve_enotify_method *method;
struct sieve_enotify_env nenv;
bool result = TRUE;
/* If the uri string is not a constant literal, we cannot determine which
* method is used, so we bail out successfully and defer checking to runtime.
*/
if ( !sieve_argument_is_string_literal(uri_arg) )
return TRUE;
/* Parse scheme part of URI */
if ( (scheme=ext_enotify_uri_scheme_parse(&uri)) == NULL ) {
sieve_argument_validate_error(valdtr, uri_arg,
"notify command: invalid scheme part for method URI '%s'",
str_sanitize(sieve_ast_argument_strc(uri_arg), 80));
return FALSE;
}
/* Find used method with the parsed scheme identifier */
if ( (method=ext_enotify_method_find(this_ext, scheme)) == NULL ) {
sieve_argument_validate_error(valdtr, uri_arg,
"notify command: invalid method '%s'", scheme);
return FALSE;
}
if ( method->def == NULL ) return TRUE;
/* Compose log structure */
memset(&nenv, 0, sizeof(nenv));
nenv.svinst = svinst;
nenv.method = method;
/* Check URI itself */
if ( result && method->def->compile_check_uri != NULL ) {
/* Set log location to location of URI argument */
nenv.ehandler = sieve_prefix_ehandler_create
(sieve_validator_error_handler(valdtr),
sieve_error_script_location
(sieve_validator_script(valdtr), uri_arg->source_line),
"notify command");
/* Execute method check function */
result = method->def->compile_check_uri
(&nenv, sieve_ast_argument_strc(uri_arg), uri);
}
/* Check :message argument */
if ( result && msg_arg != NULL && sieve_argument_is_string_literal(msg_arg)
&& method->def->compile_check_message != NULL ) {
/* Set log location to location of :message argument */
sieve_error_handler_unref(&nenv.ehandler);
nenv.ehandler = sieve_prefix_ehandler_create
(sieve_validator_error_handler(valdtr),
sieve_error_script_location
(sieve_validator_script(valdtr), msg_arg->source_line),
"notify command");
/* Execute method check function */
result = method->def->compile_check_message
(&nenv, sieve_ast_argument_str(msg_arg));
}
/* Check :from argument */
if ( result && from_arg != NULL && sieve_argument_is_string_literal(from_arg)
&& method->def->compile_check_from != NULL ) {
/* Set log location to location of :from argument */
sieve_error_handler_unref(&nenv.ehandler);
nenv.ehandler = sieve_prefix_ehandler_create
(sieve_validator_error_handler(valdtr),
sieve_error_script_location
(sieve_validator_script(valdtr), from_arg->source_line),
"notify command");
/* Execute method check function */
result = method->def->compile_check_from
(&nenv, sieve_ast_argument_str(from_arg));
}
sieve_error_handler_unref(&nenv.ehandler);
/* Check :options argument */
if ( result && options_arg != NULL ) {
struct sieve_ast_argument *option = options_arg;
struct _ext_enotify_option_check_context optn_context =
{ svinst, valdtr, method };
/* Parse and check options */
result = ( sieve_ast_stringlist_map
(&option, (void *) &optn_context, _ext_enotify_option_check) > 0 );
/* Discard argument if options are not accepted by method */
if ( result && method->def->compile_check_option == NULL ) {
sieve_argument_validate_warning(valdtr, options_arg,
"notify command: method '%s' accepts no options", scheme);
(void)sieve_ast_arguments_detach(options_arg,1);
}
}
return result;
}