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192 lines
6.7 KiB
Rust
192 lines
6.7 KiB
Rust
/*
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* Copyright (c) 2020-2023, Stalwart Labs Ltd.
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*
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* This file is part of the Stalwart Sieve Interpreter.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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* in the LICENSE file at the top-level directory of this distribution.
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* You can be released from the requirements of the AGPLv3 license by
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* purchasing a commercial license. Please contact licensing@stalw.art
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* for more details.
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*/
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use serde::{Deserialize, Serialize};
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use crate::sieve::{
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compiler::{
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grammar::{
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instruction::{CompilerState, Instruction, MapLocalVars},
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Capability,
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},
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lexer::{word::Word, Token},
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CompileError, ErrorType, Value,
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},
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runtime::actions::action_notify::{validate_from, validate_uri},
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FileCarbonCopy,
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};
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/*
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notify [":from" string]
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[":importance" <"1" / "2" / "3">]
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[":options" string-list]
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[":message" string]
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<method: string>
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*/
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#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
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pub(crate) struct Notify {
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pub from: Option<Value>,
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pub importance: Option<Value>,
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pub options: Vec<Value>,
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pub message: Option<Value>,
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pub fcc: Option<FileCarbonCopy<Value>>,
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pub method: Value,
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}
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impl<'x> CompilerState<'x> {
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pub(crate) fn parse_notify(&mut self) -> Result<(), CompileError> {
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let method;
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let mut from = None;
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let mut importance = None;
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let mut message = None;
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let mut options = Vec::new();
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let mut fcc = None;
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let mut create = false;
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let mut flags = Vec::new();
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let mut special_use = None;
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let mut mailbox_id = None;
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loop {
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let token_info = self.tokens.unwrap_next()?;
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match token_info.token {
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Token::Tag(Word::From) => {
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self.validate_argument(1, None, token_info.line_num, token_info.line_pos)?;
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let address = self.parse_string()?;
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if let Value::Text(address) = &address {
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if address.is_empty() || !validate_from(address) {
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return Err(token_info.custom(ErrorType::InvalidAddress));
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}
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}
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from = address.into();
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}
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Token::Tag(Word::Message) => {
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self.validate_argument(2, None, token_info.line_num, token_info.line_pos)?;
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message = self.parse_string()?.into();
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}
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Token::Tag(Word::Importance) => {
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self.validate_argument(3, None, token_info.line_num, token_info.line_pos)?;
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importance = self.parse_string()?.into();
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}
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Token::Tag(Word::Options) => {
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self.validate_argument(4, None, token_info.line_num, token_info.line_pos)?;
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options = self.parse_strings(false)?;
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}
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Token::Tag(Word::Create) => {
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self.validate_argument(
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5,
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Capability::Mailbox.into(),
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token_info.line_num,
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token_info.line_pos,
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)?;
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create = true;
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}
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Token::Tag(Word::SpecialUse) => {
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self.validate_argument(
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6,
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Capability::SpecialUse.into(),
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token_info.line_num,
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token_info.line_pos,
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)?;
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special_use = self.parse_string()?.into();
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}
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Token::Tag(Word::MailboxId) => {
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self.validate_argument(
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7,
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Capability::MailboxId.into(),
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token_info.line_num,
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token_info.line_pos,
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)?;
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mailbox_id = self.parse_string()?.into();
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}
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Token::Tag(Word::Fcc) => {
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self.validate_argument(
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8,
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Capability::Fcc.into(),
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token_info.line_num,
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token_info.line_pos,
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)?;
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fcc = self.parse_string()?.into();
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}
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Token::Tag(Word::Flags) => {
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self.validate_argument(
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9,
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Capability::Imap4Flags.into(),
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token_info.line_num,
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token_info.line_pos,
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)?;
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flags = self.parse_strings(false)?;
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}
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_ => {
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if let Token::StringConstant(uri) = &token_info.token {
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if validate_uri(uri.to_string().as_ref()).is_none() {
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return Err(token_info.custom(ErrorType::InvalidURI));
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}
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}
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method = self.parse_string_token(token_info)?;
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break;
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}
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}
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}
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if fcc.is_none()
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&& (create || !flags.is_empty() || special_use.is_some() || mailbox_id.is_some())
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{
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return Err(self.tokens.unwrap_next()?.missing_tag(":fcc"));
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}
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self.instructions.push(Instruction::Notify(Notify {
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method,
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from,
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importance,
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options,
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message,
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fcc: if let Some(fcc) = fcc {
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FileCarbonCopy {
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mailbox: fcc,
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create,
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flags,
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special_use,
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mailbox_id,
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}
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.into()
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} else {
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None
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},
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}));
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Ok(())
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}
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}
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impl MapLocalVars for FileCarbonCopy<Value> {
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fn map_local_vars(&mut self, last_id: usize) {
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self.mailbox.map_local_vars(last_id);
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self.mailbox_id.map_local_vars(last_id);
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self.flags.map_local_vars(last_id);
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self.special_use.map_local_vars(last_id);
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}
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}
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