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1 /* |
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2 * Copyright (c) 2006-2008 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Hold controller, interface class to SVP sessions |
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15 * |
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16 */ |
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17 |
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18 |
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19 #include <mcesession.h> |
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20 #include <mcemediastream.h> |
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21 #include <mceaudiostream.h> |
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22 |
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23 #include "svpholdcontroller.h" |
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24 #include "svpholdmediahandler.h" |
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25 #include "svpholdobserver.h" |
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26 #include "svpsessionbase.h" |
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27 #include "svpsipconsts.h" |
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28 #include "svpconsts.h" |
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29 #include "svplogger.h" |
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30 |
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31 |
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32 // --------------------------------------------------------------------------- |
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33 // CSVPHoldController::CSVPHoldController |
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34 // --------------------------------------------------------------------------- |
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35 // |
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36 CSVPHoldController::CSVPHoldController() : |
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37 iContext( NULL ), |
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38 iPreviousHoldState( ESVPHoldConnected ), |
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39 iHoldRequestCompleted( EFalse ), |
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40 iHoldRequest( ESVPHoldNoRequest ), |
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41 iReinviteCrossover( EFalse ) |
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42 { |
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43 } |
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44 |
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45 // --------------------------------------------------------------------------- |
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46 // CSVPHoldController::ConstructL |
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47 // --------------------------------------------------------------------------- |
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48 // |
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49 void CSVPHoldController::ConstructL( |
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50 CMceSession& aSession, |
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51 TMceTransactionDataContainer& aContainer, |
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52 MSVPHoldObserver* aObserver, |
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53 TBool aIsMobileOriginated ) |
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54 { |
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55 iContext = CSVPHoldContext::NewL( aSession, aContainer, aObserver, |
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56 aIsMobileOriginated ); |
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57 } |
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58 |
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59 // ----------------------------------------------------------------------------- |
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60 // CSVPHoldController::NewL |
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61 // ----------------------------------------------------------------------------- |
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62 // |
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63 CSVPHoldController* CSVPHoldController::NewL( |
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64 CMceSession& aSession, |
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65 TMceTransactionDataContainer& aContainer, |
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66 MSVPHoldObserver* aObserver, |
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67 TBool aIsMobileOriginated ) |
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68 { |
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69 CSVPHoldController* self = new ( ELeave ) CSVPHoldController(); |
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70 |
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71 CleanupStack::PushL( self ); |
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72 self->ConstructL( aSession, aContainer, aObserver, |
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73 aIsMobileOriginated ); |
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74 |
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75 CleanupStack::Pop( self ); |
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76 |
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77 return self; |
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78 } |
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79 |
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80 // --------------------------------------------------------------------------- |
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81 // CSVPHoldController::NewLC |
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82 // --------------------------------------------------------------------------- |
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83 // |
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84 CSVPHoldController* CSVPHoldController::NewLC( |
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85 CMceSession& aSession, |
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86 TMceTransactionDataContainer& aContainer, |
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87 MSVPHoldObserver* aObserver, |
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88 TBool aIsMobileOriginated ) |
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89 { |
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90 CSVPHoldController* self = new ( ELeave ) CSVPHoldController(); |
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91 CleanupStack::PushL( self ); |
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92 self->ConstructL( aSession, aContainer, aObserver, |
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93 aIsMobileOriginated ); |
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94 |
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95 return self; |
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96 } |
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97 |
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98 |
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99 // --------------------------------------------------------------------------- |
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100 // CSVPHoldController::~CSVPHoldController |
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101 // --------------------------------------------------------------------------- |
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102 // |
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103 CSVPHoldController::~CSVPHoldController() |
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104 { |
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105 delete iContext; |
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106 SVPDEBUG1( "CSVPHoldController::~CSVPHoldController Done" ); |
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107 } |
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108 |
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109 // --------------------------------------------------------------------------- |
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110 // CSVPHoldController::RetryHoldRequest |
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111 // --------------------------------------------------------------------------- |
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112 // |
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113 TInt CSVPHoldController::RetryHoldRequest( CMceSession* aSession ) |
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114 { |
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115 SVPDEBUG1( "CSVPHoldController::RetryHoldRequest -- IN" ); |
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116 TInt err = KErrNone; |
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117 switch ( iHoldRequest ) |
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118 { |
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119 case ESVPHoldToHold: |
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120 { |
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121 SVPDEBUG1( "CSVPHoldController::RetryHoldRequest -- Hold" ); |
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122 err = HoldSession( aSession ); |
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123 break; |
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124 } |
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125 |
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126 case ESVPHoldToResume: |
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127 { |
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128 SVPDEBUG1( "CSVPHoldController::RetryHoldRequest -- Resume" ); |
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129 err = ResumeSession( aSession ); |
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130 break; |
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131 } |
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132 |
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133 default: |
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134 { |
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135 SVPDEBUG1( "CSVPHoldController::RetryHoldRequest -- No request!!" ); |
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136 err = KErrNotFound; |
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137 break; |
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138 } |
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139 } |
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140 |
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141 iHoldRequest = ESVPHoldNoRequest; |
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142 SVPDEBUG1( "CSVPHoldController::RetryHoldRequest -- OUT" ); |
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143 return err; |
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144 } |
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145 |
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146 // --------------------------------------------------------------------------- |
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147 // CSVPHoldController::HoldSession |
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148 // --------------------------------------------------------------------------- |
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149 // |
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150 TInt CSVPHoldController::HoldSession( CMceSession* aSession ) |
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151 { |
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152 SVPDEBUG1( "CSVPHoldController::HoldSession -- IN" ); |
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153 |
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154 if ( HoldAllowed() ) |
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155 { |
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156 iHoldRequest = ESVPHoldToHold; |
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157 iHoldRequestCompleted = EFalse; |
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158 SVPDEBUG1( "CSVPHoldController::HoldSession -- Allowed" ); |
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159 TInt err = KErrNone; |
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160 iContext->SetSessionObject( aSession ); |
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161 |
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162 TRAP( err, iContext->ApplyCurrentStateL( aSession, |
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163 ESVPHoldToHold ) ); |
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164 |
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165 SVPDEBUG2( |
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166 "CSVPHoldController::HoldSession -- ApplyCurrentState done, err = %i", |
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167 err ); |
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168 |
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169 switch ( err ) |
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170 { |
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171 case KErrSVPHoldLocalOldwayholdNeeded: |
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172 { |
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173 SVPDEBUG1( |
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174 "CSVPHoldController::HoldSession: Oldway hold needed" ); |
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175 |
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176 iContext->SetFirstAttempt( EFalse ); // Clearing the flag |
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177 TRAP( err, iContext->ApplyCurrentStateL( aSession, |
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178 ESVPHoldToHold ) ); |
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179 return err; |
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180 } |
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181 |
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182 default: |
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183 { |
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184 SVPDEBUG2( |
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185 "CSVPHoldController::HoldSession - default, err: %i", err ); |
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186 return err; |
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187 } |
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188 } |
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189 } |
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190 |
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191 else |
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192 { |
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193 return KErrSVPHoldInProgress; |
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194 } |
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195 } |
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196 |
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197 // --------------------------------------------------------------------------- |
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198 // CSVPHoldController::ResumeSession |
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199 // --------------------------------------------------------------------------- |
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200 // |
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201 TInt CSVPHoldController::ResumeSession( CMceSession* aSession ) |
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202 { |
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203 if ( ResumeAllowed() ) |
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204 { |
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205 iHoldRequest = ESVPHoldToResume; |
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206 iHoldRequestCompleted = EFalse; |
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207 TInt err = KErrNone; |
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208 iContext->SetSessionObject( aSession ); |
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209 TRAP( err, iContext->ApplyCurrentStateL( aSession, |
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210 ESVPHoldToResume ) ); |
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211 return err; |
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212 } |
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213 else |
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214 { |
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215 return KErrSVPHoldResumeInProgress; |
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216 } |
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217 } |
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218 |
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219 // --------------------------------------------------------------------------- |
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220 // CSVPHoldController::TimedOut |
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221 // --------------------------------------------------------------------------- |
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222 // |
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223 void CSVPHoldController::TimedOut() |
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224 { |
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225 iContext->TimedOut(); |
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226 } |
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227 |
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228 // --------------------------------------------------------------------------- |
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229 // CSVPHoldController::IncomingRequest |
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230 // --------------------------------------------------------------------------- |
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231 // |
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232 TInt CSVPHoldController::IncomingRequest( CMceSession* aSession ) |
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233 { |
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234 SVPDEBUG1( "CSVPHoldController::IncomingRequest IN" ) |
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235 if ( IncomingRequestAllowed() ) |
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236 { |
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237 SVPDEBUG1( "CSVPHoldController::IncomingRequest allowed" ) |
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238 |
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239 iHoldRequestCompleted = EFalse; |
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240 iContext->SetSessionObject( aSession ); |
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241 TInt err = KErrNone; |
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242 TRAP( err, iContext->ApplyCurrentStateL( aSession, |
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243 ESVPHoldIncoming ) ); |
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244 |
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245 if ( KErrSVPHoldNotHoldRequest == err ) |
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246 { |
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247 iHoldRequestCompleted = ETrue; |
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248 } |
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249 |
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250 return err; |
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251 } |
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252 |
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253 else |
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254 { |
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255 SVPDEBUG1( "CSVPHoldController::IncomingRequest not allowed!" ) |
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256 |
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257 return KErrSVPHoldRequestPending; |
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258 } |
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259 } |
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260 |
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261 // --------------------------------------------------------------------------- |
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262 // CSVPHoldController::IncomingResponse |
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263 // --------------------------------------------------------------------------- |
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264 // |
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265 TInt CSVPHoldController::IncomingResponse( |
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266 CMceSession* aSession, |
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267 TInt aStatusCode ) |
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268 { |
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269 if ( IncomingResponseAllowed() ) |
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270 { |
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271 SVPDEBUG1( "CSVPHoldController::IncomingResponse - Allowed" ); |
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272 iContext->SetSessionObject( aSession ); |
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273 iContext->SetResponseStatusCode( aStatusCode ); |
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274 TInt err = KErrNone; |
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275 TRAP( err, iContext->ApplyCurrentStateL() ); |
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276 iContext->SetResponseStatusCode( KErrNotFound ); |
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277 |
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278 SVPDEBUG2( "CSVPHoldController::IncomingResponse - Error = %i", err ); |
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279 return err; |
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280 } |
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281 |
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282 else |
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283 { |
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284 SVPDEBUG1( "CSVPHoldController::IncomingResponse - not Allowed!" ); |
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285 return KErrSVPHoldRequestPending; |
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286 } |
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287 } |
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288 |
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289 // --------------------------------------------------------------------------- |
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290 // CSVPHoldController::HoldInProgress |
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291 // --------------------------------------------------------------------------- |
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292 // |
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293 TBool CSVPHoldController::HoldInProgress() const |
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294 { |
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295 return !iHoldRequestCompleted; |
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296 } |
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297 |
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298 // --------------------------------------------------------------------------- |
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299 // CSVPHoldController::HoldRolledBack |
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300 // --------------------------------------------------------------------------- |
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301 // |
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302 TBool CSVPHoldController::HoldRolledBack() const |
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303 { |
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304 return iContext->HoldRolledBack(); |
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305 } |
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306 |
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307 // --------------------------------------------------------------------------- |
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308 // CSVPHoldController::HoldFailed |
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309 // --------------------------------------------------------------------------- |
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310 // |
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311 TBool CSVPHoldController::HoldFailed() |
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312 { |
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313 return iContext->HoldFailed(); |
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314 } |
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315 |
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316 // --------------------------------------------------------------------------- |
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317 // CSVPHoldController::ResumeFailed |
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318 // --------------------------------------------------------------------------- |
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319 // |
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320 TBool CSVPHoldController::ResumeFailed() |
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321 { |
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322 return iContext->ResumeFailed(); |
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323 } |
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324 |
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325 // --------------------------------------------------------------------------- |
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326 // CSVPHoldController::ContinueHoldProcessing |
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327 // --------------------------------------------------------------------------- |
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328 // |
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329 TInt CSVPHoldController::ContinueHoldProcessing( CMceSession& aSession ) |
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330 { |
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331 SVPDEBUG1( "CSVPHoldController::ContinueHoldProcessing - IN" ); |
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332 iReinviteCrossover = EFalse; |
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333 TInt err = KErrNone; |
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334 iContext->SetSessionObject( &aSession ); |
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335 |
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336 TRAP( err, iContext->ApplyCurrentStateL() ); |
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337 |
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338 iHoldRequestCompleted = ETrue; |
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339 SVPDEBUG2( "CSVPHoldController::ContinueHoldProcessing - Ready, err = %i", |
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340 err ); |
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341 return err; |
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342 } |
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343 |
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344 // --------------------------------------------------------------------------- |
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345 // CSVPHoldController::RequestFailed |
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346 // --------------------------------------------------------------------------- |
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347 // |
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348 TInt CSVPHoldController::RequestFailed( CMceSession& aSession, |
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349 TInt aStatusCode, |
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350 CSVPSessionBase& aBase ) |
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351 { |
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352 SVPDEBUG1( "CSVPHoldController::RequestFailed - IN" ); |
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353 |
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354 |
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355 aBase.StopTimers(); |
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356 |
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357 // If 491 received first time, try it once more. No need to enable / |
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358 // disable audios |
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359 if ( KSVPRequestPendingVal == aStatusCode ) |
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360 { |
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361 SVPDEBUG1( "CSVPHoldController::RequestFailed - 491 received" ) |
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362 if ( !iReinviteCrossover ) |
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363 { |
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364 // First 491 received |
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365 iReinviteCrossover = ETrue; |
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366 iContext->CrossOver( ETrue ); |
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367 } |
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368 else |
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369 { |
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370 // Second 491; hold/resume request failed |
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371 iReinviteCrossover = EFalse; |
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372 iContext->CrossOver( EFalse ); |
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373 } |
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374 } |
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375 |
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376 TInt err = KErrNone; |
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377 if ( iReinviteCrossover ) |
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378 { |
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379 TRAP( err, aBase.StartTimerL( aBase.ReinviteCrossoverTime(), |
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380 KSVPReInviteTimerExpired ) ); |
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381 if ( err ) |
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382 { |
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383 SVPDEBUG2("CSVPHoldController::RequestFailed - Timer, err %i", |
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384 err ) |
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385 } |
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386 } |
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387 |
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388 iContext->SetCallRequestFailed( ETrue ); |
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389 err = IncomingResponse( &aSession, aStatusCode ); |
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390 iContext->SetCallRequestFailed( EFalse ); |
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391 SVPDEBUG1( "CSVPHoldController::RequestFailed - OUT" ); |
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392 return err; |
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393 } |
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394 |
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395 |
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396 // --------------------------------------------------------------------------- |
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397 // CSVPHoldController::CheckCrossOver |
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398 // --------------------------------------------------------------------------- |
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399 // |
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400 void CSVPHoldController::CheckCrossOver( CSVPSessionBase& aBase ) |
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401 { |
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402 SVPDEBUG1( "CSVPHoldController::CheckCrossOver - IN" ); |
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403 if ( iReinviteCrossover ) |
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404 { |
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405 SVPDEBUG1("CSVPHoldController::CheckCrossOver - True"); |
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406 |
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407 aBase.StopTimers(); |
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408 iReinviteCrossover = EFalse; |
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409 iContext->CrossOver( EFalse ); |
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410 |
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411 TSVPHoldRequestType previousRequest = HoldRequest(); |
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412 |
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413 if ( ESVPLocalHold == previousRequest || |
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414 ESVPLocalDoubleHold == previousRequest ) |
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415 { |
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416 aBase.HoldRequestFailed(); |
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417 } |
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418 |
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419 else if ( ESVPLocalResume == previousRequest || |
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420 ESVPLocalDoubleHoldResume == previousRequest ) |
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421 { |
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422 aBase.ResumeRequestFailed(); |
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423 } |
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424 |
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425 else |
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426 { |
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427 // This case should never happen |
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428 SVPDEBUG2( "CSVPHoldController::CheckCrossOver - Error, = %i", |
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429 previousRequest ); |
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430 } |
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431 } |
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432 |
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433 SVPDEBUG1( "CSVPHoldController::CheckCrossOver - OUT" ); |
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434 } |
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435 |
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436 // --------------------------------------------------------------------------- |
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437 // CSVPHoldController::HoldState |
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438 // Returns the hold state. |
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439 // --------------------------------------------------------------------------- |
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440 // |
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441 TSVPSessionHoldState CSVPHoldController::HoldState() const |
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442 { |
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443 SVPDEBUG1( "CSVPHoldController::HoldState" ); |
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444 |
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445 TSVPHoldStateIndex currentState = iContext->CurrentState(); |
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446 |
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447 |
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448 if ( KSVPHoldConnectedStateIndex == currentState ) |
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449 { |
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450 SVPDEBUG1( "CSVPHoldController::HoldState - CONNECTED" ); |
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451 return ESVPConnected; |
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452 } |
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453 |
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454 else if ( KSVPHoldEstablishingStateIndex == currentState ) |
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455 { |
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456 SVPDEBUG1( "CSVPHoldController::HoldState - ESTABLISHING" ); |
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457 return ESVPEstablishing; |
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458 } |
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459 |
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460 else |
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461 { |
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462 SVPDEBUG1( "CSVPHoldController::HoldState - ONHOLD" ); |
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463 return ESVPOnHold; |
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464 } |
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465 } |
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466 |
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467 // --------------------------------------------------------------------------- |
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468 // CSVPHoldController::HoldRequest |
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469 // Returns the hold request type. |
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470 // --------------------------------------------------------------------------- |
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471 // |
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472 TSVPHoldRequestType CSVPHoldController::HoldRequest() const |
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473 { |
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474 SVPDEBUG1( "CSVPHoldController::HoldRequest" ); |
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475 return iContext->HoldRequest(); |
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476 } |
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477 |
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478 // --------------------------------------------------------------------------- |
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479 // CSVPHoldController::HoldAllowed |
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480 // --------------------------------------------------------------------------- |
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481 // |
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482 TBool CSVPHoldController::HoldAllowed() |
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483 { |
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484 TSVPHoldStateIndex currentState = iContext->CurrentState(); |
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485 |
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486 if ( KSVPHoldOutStateIndex == currentState || |
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487 KSVPHoldEstablishingStateIndex == currentState || |
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488 KSVPHoldDHStateIndex == currentState ) |
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489 { |
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490 SVPDEBUG1( "CSVPHoldController::HoldAllowed - EFalse" ); |
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491 return EFalse; |
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492 } |
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493 else |
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494 { |
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495 SVPDEBUG1( "CSVPHoldController::HoldAllowed - ETrue" ); |
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496 return ETrue; |
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497 } |
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498 } |
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499 |
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500 // --------------------------------------------------------------------------- |
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501 // CSVPHoldController::ResumeAllowed |
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502 // --------------------------------------------------------------------------- |
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503 // |
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504 TBool CSVPHoldController::ResumeAllowed() |
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505 { |
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506 TSVPHoldStateIndex currentState = iContext->CurrentState(); |
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507 if ( KSVPHoldInStateIndex == currentState || |
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508 KSVPHoldEstablishingStateIndex == currentState || |
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509 KSVPHoldConnectedStateIndex == currentState ) |
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510 { |
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511 return EFalse; |
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512 } |
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513 else |
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514 { |
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515 SVPDEBUG1( "CSVPHoldController::ResumeAllowed" ); |
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516 return ETrue; |
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517 } |
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518 } |
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519 |
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520 // --------------------------------------------------------------------------- |
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521 // CSVPHoldController::Muted |
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522 // --------------------------------------------------------------------------- |
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523 // |
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524 void CSVPHoldController::Muted( TBool aMuted ) |
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525 { |
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526 iContext->Muted( aMuted ); |
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527 } |
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528 |
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529 // --------------------------------------------------------------------------- |
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530 // CSVPHoldController::IncomingRequestAllowed |
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531 // --------------------------------------------------------------------------- |
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532 // |
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533 TBool CSVPHoldController::IncomingRequestAllowed() |
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534 { |
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535 if ( KSVPHoldEstablishingStateIndex == iContext->CurrentState() ) |
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536 { |
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537 return EFalse; |
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538 } |
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539 else |
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540 { |
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541 SVPDEBUG1( "CSVPHoldController::IncomingRequestAllowed" ); |
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542 |
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543 return ETrue; |
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544 } |
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545 } |
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546 |
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547 // --------------------------------------------------------------------------- |
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548 // CSVPHoldController::IncomingResponseAllowed |
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549 // --------------------------------------------------------------------------- |
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550 // |
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551 TBool CSVPHoldController::IncomingResponseAllowed() |
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552 { |
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553 if ( KSVPHoldEstablishingStateIndex == iContext->CurrentState() ) |
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554 { |
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555 SVPDEBUG1( "CSVPHoldController::IncomingResponseAllowed" ); |
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556 return ETrue; |
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557 } |
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558 else |
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559 { |
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560 return EFalse; |
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561 } |
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562 } |
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563 |
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564 // --------------------------------------------------------------------------- |
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565 // CSVPHoldController::HoldEvent |
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566 // --------------------------------------------------------------------------- |
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567 // |
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568 MCCPCallObserver::TCCPCallEvent CSVPHoldController::HoldEvent() |
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569 { |
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570 return iContext->HoldEvent(); |
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571 } |
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572 |
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573 // --------------------------------------------------------------------------- |
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574 // CSVPHoldController::RefreshHoldStateL |
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575 // --------------------------------------------------------------------------- |
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576 // |
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577 void CSVPHoldController::RefreshHoldStateL() |
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578 { |
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579 SVPDEBUG1( "CSVPHoldController::RefreshHoldStateL - In" ); |
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580 |
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581 CMceSession* session = iContext->SessionObject(); |
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582 const RPointerArray< CMceMediaStream >& streams = session->Streams(); |
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583 CMceMediaStream* mediaStream = NULL; |
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584 |
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585 TInt streamCount = streams.Count(); |
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586 for ( TInt i = 0; i < streamCount; i++ ) |
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587 { |
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588 mediaStream = streams[ i ]; |
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589 TMceMediaType mediaType = mediaStream->Type(); |
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590 if ( KMceAudio == mediaType ) |
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591 { |
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592 SVPDEBUG1( "CSVPHoldController::RefreshHoldStateL - Stream found" ); |
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593 mediaStream = streams[ i ]; |
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594 RefreshL( *mediaStream ); |
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595 break; |
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596 } |
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597 } |
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598 |
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599 SVPDEBUG1( "CSVPHoldController::RefreshHoldStateL - Out" ); |
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600 } |
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601 |
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602 // --------------------------------------------------------------------------- |
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603 // CSVPHoldController::RefreshL |
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604 // --------------------------------------------------------------------------- |
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605 // |
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606 void CSVPHoldController::RefreshL( CMceMediaStream& aMediaStream ) |
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607 { |
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608 if ( &aMediaStream ) |
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609 { |
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610 switch ( iContext->CurrentState() ) |
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611 { |
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612 case KSVPHoldOutStateIndex: |
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613 { |
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614 iContext->MediaHandler().PerformMediaActionL( |
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615 aMediaStream, ESVPLocalHold ); |
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616 break; |
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617 } |
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618 |
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619 case KSVPHoldInStateIndex: |
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620 { |
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621 iContext->MediaHandler().PerformMediaActionL( |
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622 aMediaStream, ESVPRemoteHold ); |
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623 break; |
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624 } |
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625 |
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626 case KSVPHoldDHStateIndex: |
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627 { |
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628 iContext->MediaHandler().PerformMediaActionL( |
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629 aMediaStream, ESVPLocalDoubleHold ); |
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630 break; |
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631 } |
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632 |
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633 case KSVPHoldConnectedStateIndex: |
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634 { |
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635 // Special case here; for enablingIOP: audio is lost on Snom M3 when it unholds the call |
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636 SVPDEBUG1( "CSVPHoldController::RefreshL -> Refresh audio" ); |
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637 iContext->MediaHandler().EnableAudioL( *iContext ); |
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638 SVPDEBUG1( "CSVPHoldController::RefreshL <- Refresh audio done" ); |
|
639 break; |
|
640 } |
|
641 |
|
642 case KSVPHoldEstablishingStateIndex: |
|
643 { |
|
644 SVPDEBUG1( "CSVPHoldController::RefreshL - Not needed" ); |
|
645 break; |
|
646 } |
|
647 } |
|
648 } |
|
649 |
|
650 SVPDEBUG1( "CSVPHoldController::RefreshL - Out" ); |
|
651 } |
|
652 |
|
653 |