sandboxed-api/contrib/hunspell/example/main.cc

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2022-01-26 20:38:14 +08:00
// Copyright 2022 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <unistd.h>
#include <fstream>
#include <iostream>
#include <string>
#include "contrib/hunspell/sandboxed.h"
#include "sandboxed_api/util/logging.h"
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absl::Status PrintSuggest(HunspellApi& api, sapi::v::RemotePtr& hunspellrp,
sapi::v::ConstCStr& word) {
sapi::v::GenericPtr outptr;
SAPI_ASSIGN_OR_RETURN(
int nlist,
api.Hunspell_suggest(&hunspellrp, outptr.PtrAfter(), word.PtrBefore()));
if (nlist == 0) {
std::cout << "No suggestions.\n";
return absl::OkStatus();
}
sapi::v::Array<char*> ptr_list(nlist);
ptr_list.SetRemote(reinterpret_cast<void*>(outptr.GetValue()));
SAPI_RETURN_IF_ERROR(api.GetSandbox()->TransferFromSandboxee(&ptr_list));
std::cout << "Suggestions:\n";
for (int i = 0; i < nlist; i++) {
sapi::v::RemotePtr sugrp(ptr_list[i]);
SAPI_ASSIGN_OR_RETURN(std::string sugestion,
api.GetSandbox()->GetCString(sugrp));
std::cout << sugestion[i] << "\n";
}
api.Hunspell_free_list(&hunspellrp, ptr_list.PtrNone(), nlist).IgnoreError();
return absl::OkStatus();
}
int main(int argc, char* argv[]) {
sapi::InitLogging(argv[0]);
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if (argc != 4) {
std::cerr << "Usage:\n " << argv[0];
std::cerr << " AFFIX_FILE FICTIONARY_FILE WORDS_TO_CHECK_FILE\n";
return EXIT_FAILURE;
}
sapi::v::ConstCStr affix_file_name(argv[1]);
sapi::v::ConstCStr dictionary_file_name(argv[2]);
HunspellSapiSandbox sandbox(affix_file_name.GetData(),
dictionary_file_name.GetData());
if (!sandbox.Init().ok()) {
std::cerr << "Unable to start sandbox\n";
return EXIT_FAILURE;
}
HunspellApi api(&sandbox);
absl::StatusOr<Hunhandle*> hunspell = api.Hunspell_create(
affix_file_name.PtrBefore(), dictionary_file_name.PtrBefore());
if (!hunspell.ok()) {
std::cerr << "Could not initialize hunsepll\n";
return EXIT_FAILURE;
}
sapi::v::RemotePtr hunspellrp(*hunspell);
std::ifstream word_to_check_list(argv[3], std::ios_base::in);
if (!word_to_check_list.is_open()) {
std::cerr << "Could not open file of words to check\n";
return EXIT_FAILURE;
}
std::string buf;
while (std::getline(word_to_check_list, buf)) {
sapi::v::ConstCStr cbuf(buf.c_str());
absl::StatusOr<int> result =
api.Hunspell_spell(&hunspellrp, cbuf.PtrBefore());
if (!result.ok()) {
std::cerr << "Could not check word\n" << result.status() << std::endl;
return EXIT_FAILURE;
}
if (*result) {
std::cout << "Word " << buf << " is ok\n";
} else {
std::cout << "Word " << buf << " is incorrect\n";
absl::Status status = PrintSuggest(api, hunspellrp, cbuf);
if (!status.ok()) {
std::cerr << "Unable to get all suggestion\n" << status << std::endl;
}
}
}
api.Hunspell_destroy(&hunspellrp).IgnoreError();
return EXIT_SUCCESS;
}