1 /*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "input_method_config_parser.h"
17
18 #include <algorithm>
19 #include <cstdio>
20 #include <fcntl.h>
21 #include <ios>
22 #include <string>
23 #include <sys/stat.h>
24 #include <sys/types.h>
25 #include <unistd.h>
26 #include <fstream>
27
28 #include "file_ex.h"
29 #include "global.h"
30
31 namespace OHOS {
32 namespace MiscServices {
33 namespace {
34 constexpr const char *IME_INPUT_TYPE_CFG_FILE_PATH = "etc/inputmethod/inputmethod_framework_config.json";
35 using json = nlohmann::json;
36 } // namespace
37
ParseFromCustom()38 CfgFiles* ImeConfigParse::ParseFromCustom()
39 {
40 return GetCfgFiles(IME_INPUT_TYPE_CFG_FILE_PATH);
41 }
42
ParseJson(const std::string & cfgPath,const std::string & parseKey,nlohmann::json & jsonCfg)43 bool ImeConfigParse::ParseJson(const std::string &cfgPath, const std::string &parseKey, nlohmann::json &jsonCfg)
44 {
45 IMSA_HILOGD("in");
46 std::string jsonStr = ImeConfigParse::ReadFile(cfgPath);
47 if (jsonStr.empty()) {
48 IMSA_HILOGE("json config size is invalid");
49 return false;
50 }
51 jsonCfg = json::parse(jsonStr, nullptr, false);
52 if (jsonCfg.is_discarded()) {
53 IMSA_HILOGE("jsonStr parse failed");
54 return false;
55 }
56 if (!jsonCfg.contains(parseKey)) {
57 IMSA_HILOGE("%{public}s not find or abnormal", parseKey.c_str());
58 return false;
59 }
60 IMSA_HILOGD("get json: %{public}s", jsonCfg.dump().c_str());
61 return true;
62 }
63
ReadFile(const std::string & path)64 std::string ImeConfigParse::ReadFile(const std::string &path)
65 {
66 std::ifstream infile;
67 std::string sLine;
68 std::string sAll = "";
69 infile.open(path);
70 if (!infile.is_open()) {
71 IMSA_HILOGE("path: %s Readfile fail", path.c_str());
72 return sAll;
73 }
74
75 while (getline(infile, sLine)) {
76 sAll.append(sLine);
77 }
78 infile.close();
79 return sAll;
80 }
81 } // namespace MiscServices
82 } // namespace OHOS