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 "ims_conference.h"
17
18 #include <string_ex.h>
19
20 #include "call_base.h"
21 #include "call_object_manager.h"
22 #include "call_manager_errors.h"
23 #include "telephony_log_wrapper.h"
24 #include "call_manager_inner_type.h"
25
26 namespace OHOS {
27 namespace Telephony {
ImsConference()28 ImsConference::ImsConference() : ConferenceBase()
29 {
30 conferenceType_ = CallType::TYPE_IMS;
31 maxSubCallLimits_ = CS_CONFERENCE_MAX_CALLS_CNT;
32 // get from configuration file
33 #ifdef ABILITY_CONFIG_SUPPORT
34 maxSubCallLimits_ = GetConfig(IMS_CONFERENCE_SUB_CALL_LIMITS);
35 #endif
36 }
37
~ImsConference()38 ImsConference::~ImsConference() {}
39
JoinToConference(int32_t callId)40 int32_t ImsConference::JoinToConference(int32_t callId)
41 {
42 std::lock_guard<std::mutex> lock(conferenceMutex_);
43 if (state_ != CONFERENCE_STATE_CREATING && state_ != CONFERENCE_STATE_ACTIVE &&
44 state_ != CONFERENCE_STATE_LEAVING && state_ != CONFERENCE_STATE_HOLDING) {
45 TELEPHONY_LOGE("the current conference status does not allow CombineConference");
46 return CALL_ERR_ILLEGAL_CALL_OPERATION;
47 }
48
49 subCallIdSet_.insert(callId);
50 state_ = CONFERENCE_STATE_ACTIVE;
51 oldState_ = state_;
52 beginTime_ = time(nullptr);
53 TELEPHONY_LOGI("JoinToConference success, callId:%{public}d", callId);
54 return TELEPHONY_SUCCESS;
55 }
56
LeaveFromConference(int32_t callId)57 int32_t ImsConference::LeaveFromConference(int32_t callId)
58 {
59 std::lock_guard<std::mutex> lock(conferenceMutex_);
60 if (subCallIdSet_.find(callId) != subCallIdSet_.end()) {
61 subCallIdSet_.erase(callId);
62 if (mainCallId_ == callId) {
63 mainCallId_ = *subCallIdSet_.begin();
64 }
65 } else {
66 TELEPHONY_LOGE("separate conference failed, callId %{public}d not in conference", callId);
67 return CALL_ERR_CONFERENCE_SEPERATE_FAILED;
68 }
69 if (subCallIdSet_.empty()) {
70 mainCallId_ = ERR_ID;
71 state_ = CONFERENCE_STATE_IDLE;
72 oldState_ = state_;
73 beginTime_ = 0;
74 }
75 return TELEPHONY_SUCCESS;
76 }
77
HoldConference(int32_t callId)78 int32_t ImsConference::HoldConference(int32_t callId)
79 {
80 std::lock_guard<std::mutex> lock(conferenceMutex_);
81 if (state_ == CONFERENCE_STATE_HOLDING) {
82 TELEPHONY_LOGI("HoldConference success");
83 return TELEPHONY_SUCCESS;
84 }
85 if (subCallIdSet_.find(callId) == subCallIdSet_.end()) {
86 TELEPHONY_LOGE("separate conference failed, callId %{public}d not in conference", callId);
87 return CALL_ERR_CONFERENCE_SEPERATE_FAILED;
88 }
89 if (subCallIdSet_.empty()) {
90 mainCallId_ = ERR_ID;
91 state_ = CONFERENCE_STATE_IDLE;
92 oldState_ = state_;
93 beginTime_ = 0;
94 return CALL_ERR_CONFERENCE_SEPERATE_FAILED;
95 }
96 state_ = CONFERENCE_STATE_HOLDING;
97 oldState_ = state_;
98 return TELEPHONY_SUCCESS;
99 }
100
CanCombineConference()101 int32_t ImsConference::CanCombineConference()
102 {
103 std::lock_guard<std::mutex> lock(conferenceMutex_);
104 if (subCallIdSet_.size() >= maxSubCallLimits_) {
105 TELEPHONY_LOGE("already %{public}zu calls in the conference, exceed limits!", subCallIdSet_.size());
106 return CALL_ERR_CONFERENCE_CALL_EXCEED_LIMIT;
107 }
108 return TELEPHONY_SUCCESS;
109 }
110
CanSeparateConference()111 int32_t ImsConference::CanSeparateConference()
112 {
113 std::lock_guard<std::mutex> lock(conferenceMutex_);
114 if (subCallIdSet_.empty()) {
115 TELEPHONY_LOGE("no call is currently in the conference!");
116 return CALL_ERR_CONFERENCE_NOT_EXISTS;
117 }
118 if (state_ != CONFERENCE_STATE_ACTIVE) {
119 TELEPHONY_LOGE("call is not active!");
120 return CALL_ERR_CONFERENCE_CALL_IS_NOT_ACTIVE;
121 }
122 return TELEPHONY_SUCCESS;
123 }
124
CanKickOutFromConference()125 int32_t ImsConference::CanKickOutFromConference()
126 {
127 std::lock_guard<std::mutex> lock(conferenceMutex_);
128 if (subCallIdSet_.empty()) {
129 TELEPHONY_LOGE("no call is currently in the conference!");
130 return CALL_ERR_CONFERENCE_NOT_EXISTS;
131 }
132 return TELEPHONY_SUCCESS;
133 }
134 } // namespace Telephony
135 } // namespace OHOS
136