1 /*
2 * Copyright (C) 2021 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 "control_base.h"
17
18 #include "standardize_utils.h"
19 #include "module_service_utils.h"
20 #include "cellular_call_service.h"
21
22 namespace OHOS {
23 namespace Telephony {
DialPreJudgment(const CellularCallInfo & callInfo)24 int32_t ControlBase::DialPreJudgment(const CellularCallInfo &callInfo)
25 {
26 std::string dialString(callInfo.phoneNum);
27 if (dialString.empty()) {
28 TELEPHONY_LOGE("DialPreJudgment return, dialString is empty.");
29 return CALL_ERR_PHONE_NUMBER_EMPTY;
30 }
31
32 ModuleServiceUtils moduleServiceUtils;
33 if (!moduleServiceUtils.GetRadioState(callInfo.slotId)) {
34 TELEPHONY_LOGE("DialPreJudgment return, radio state error.");
35 return CALL_ERR_GET_RADIO_STATE_FAILED;
36 }
37 return TELEPHONY_SUCCESS;
38 }
39
IsNeedExecuteMMI(int32_t slotId,std::string & phoneString,CLIRMode & clirMode)40 bool ControlBase::IsNeedExecuteMMI(int32_t slotId, std::string &phoneString, CLIRMode &clirMode)
41 {
42 TELEPHONY_LOGI("IsNeedExecuteMMI start");
43 // Also supplementary services may be controlled using dial command according to 3GPP TS 22.030 [19].
44 // An example of call forwarding on no reply for telephony with the adjustment of the
45 // no reply condition timer on 25 seconds:
46 // Parse the MMI code from the string
47 std::unique_ptr<MMICodeUtils> mmiCodeUtils = std::make_unique<MMICodeUtils>();
48 // Parse the MMI code from the string
49 if (mmiCodeUtils == nullptr) {
50 TELEPHONY_LOGE("IsNeedExecuteMMI return, mmiCodeUtils is nullptr");
51 return false;
52 }
53 if (!mmiCodeUtils->IsNeedExecuteMmi(phoneString)) {
54 TELEPHONY_LOGI("IsNeedExecuteMMI return, isn't need to execute mmi");
55 return false;
56 }
57 if (mmiCodeUtils->GetMMIData().serviceCode == "30" && !mmiCodeUtils->GetMMIData().dialString.empty()) {
58 TELEPHONY_LOGI("IsNeedExecuteMMI, handle additional CLIR mode");
59 if (mmiCodeUtils->GetMMIData().actionString == "*") {
60 phoneString = mmiCodeUtils->GetMMIData().dialString;
61 clirMode = CLIRMode::TRANSFER;
62 return false;
63 } else if (mmiCodeUtils->GetMMIData().actionString == "#") {
64 phoneString = mmiCodeUtils->GetMMIData().dialString;
65 clirMode = CLIRMode::INHIBITION;
66 return false;
67 }
68 }
69 if (DelayedSingleton<CellularCallService>::GetInstance() == nullptr) {
70 TELEPHONY_LOGI("IsNeedExecuteMMI return, GetInstance is nullptr");
71 return false;
72 }
73 if (DelayedSingleton<CellularCallService>::GetInstance()->GetHandler(slotId) == nullptr) {
74 TELEPHONY_LOGI("IsNeedExecuteMMI return, GetHandler is nullptr");
75 return false;
76 }
77 return DelayedSingleton<CellularCallService>::GetInstance()->GetHandler(slotId)->SendEvent(
78 MMIHandlerId::EVENT_MMI_Id, mmiCodeUtils);
79 }
80
IsDtmfKey(char c) const81 bool ControlBase::IsDtmfKey(char c) const
82 {
83 /**
84 * 1. <DTMF>. A single ASCII character in the set 0 9, #,*,A D. This is interpreted as a single ASCII character
85 * whose duration is set by the +VTD command. NOTE 2: In GSM this operates only in voice mode.
86 */
87 return (c >= '0' && c <= '9') || (c >= 'A' && c <= 'D') || c == '*' || c == '#';
88 }
89 } // namespace Telephony
90 } // namespace OHOS