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1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // Name : CSIPRegEventHandler.cpp |
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15 // Part of : SIP Profile Agent |
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16 // implementation |
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17 // Version : 1.0 |
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18 // |
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19 |
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20 |
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21 |
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22 |
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23 // INCLUDE FILES |
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24 #include "CSIPRegEventHandler.h" |
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25 #include "CSIPRegEventSubscriber.h" |
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26 #include "CSIPNotifyXmlBodyParser.h" |
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27 #include "sipcontactelement.h" |
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28 #include "sipregistrationelement.h" |
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29 |
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30 const TInt KMicroSecsInSec = 1000000; |
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31 |
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32 |
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33 // ----------------------------------------------------------------------------- |
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34 // CSIPRegEventHandler::NewL |
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35 // ----------------------------------------------------------------------------- |
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36 // |
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37 CSIPRegEventHandler* CSIPRegEventHandler::NewL( |
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38 CSIPNotifyXmlBodyParser& aXMLParser, |
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39 const TDesC8& aLocalIP, |
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40 CDeltaTimer& aDeltaTimer, |
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41 CSIPConnection& aConnection, |
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42 MSIPRegistrationContext& aContext, |
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43 CUri8& aUserIdentity, |
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44 MSIPRegEventObserver& aObserver, |
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45 CSipProfileAgentConfigExtension& aConfigExtension) |
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46 { |
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47 CSIPRegEventHandler* self = |
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48 CSIPRegEventHandler::NewLC(aXMLParser,aLocalIP,aDeltaTimer, |
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49 aConnection,aContext,aUserIdentity,aObserver,aConfigExtension); |
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50 CleanupStack::Pop(); |
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51 return self; |
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52 } |
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53 |
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54 // ----------------------------------------------------------------------------- |
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55 // CSIPRegEventHandler::NewLC |
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56 // ----------------------------------------------------------------------------- |
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57 // |
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58 CSIPRegEventHandler* CSIPRegEventHandler::NewLC( |
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59 CSIPNotifyXmlBodyParser& aXMLParser, |
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60 const TDesC8& aLocalIP, |
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61 CDeltaTimer& aDeltaTimer, |
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62 CSIPConnection& aConnection, |
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63 MSIPRegistrationContext& aContext, |
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64 CUri8& aUserIdentity, |
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65 MSIPRegEventObserver& aObserver, |
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66 CSipProfileAgentConfigExtension& aConfigExtension) |
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67 { |
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68 CSIPRegEventHandler* self = |
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69 new(ELeave)CSIPRegEventHandler(aXMLParser,aDeltaTimer,aConnection, |
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70 aContext,aObserver); |
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71 CleanupStack::PushL(self); |
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72 self->ConstructL(aLocalIP,aUserIdentity,aConfigExtension); |
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73 return self; |
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74 } |
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75 |
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76 // ----------------------------------------------------------------------------- |
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77 // CSIPRegEventHandler::CSIPRegEventHandler |
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78 // ----------------------------------------------------------------------------- |
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79 // |
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80 CSIPRegEventHandler::CSIPRegEventHandler( |
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81 CSIPNotifyXmlBodyParser& aXMLParser, |
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82 CDeltaTimer& aDeltaTimer, |
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83 CSIPConnection& aConnection, |
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84 MSIPRegistrationContext& aContext, |
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85 MSIPRegEventObserver& aObserver) |
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86 : iXMLParser(aXMLParser), |
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87 iDeltaTimer(aDeltaTimer), |
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88 iConnection(aConnection), |
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89 iRegistrationContext(aContext), |
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90 iObserver(aObserver), |
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91 iDeltaTimerCallBack(ReSubscribeTimerExpired,this), |
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92 iFirstNotifyProcessed(EFalse) |
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93 { |
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94 iDeltaTimerEntry.Set(iDeltaTimerCallBack); |
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95 } |
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96 |
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97 // ----------------------------------------------------------------------------- |
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98 // CSIPRegEventHandler::ConstructL |
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99 // ----------------------------------------------------------------------------- |
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100 // |
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101 void CSIPRegEventHandler::ConstructL(const TDesC8& aLocalIP, |
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102 CUri8& aUserIdentity, |
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103 CSipProfileAgentConfigExtension& aConfigExtension) |
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104 { |
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105 iLocalIP = aLocalIP.AllocL(); |
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106 iUserId = CUri8::NewL(aUserIdentity.Uri()); |
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107 // String constants for XML |
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108 RStringPool& stringPool = iXMLParser.StringPool(); |
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109 iStrFull = stringPool.OpenStringL(_L8("full")); |
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110 iStrActive = stringPool.OpenStringL(_L8("active")); |
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111 iStrTerminated = stringPool.OpenStringL(_L8("terminated")); |
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112 iStrShortened = stringPool.OpenStringL(_L8("shortened")); |
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113 iStrRejected = stringPool.OpenStringL(_L8("rejected")); |
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114 iStrDeactivated = stringPool.OpenStringL(_L8("deactivated")); |
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115 iStrUnregistered = stringPool.OpenStringL(_L8("unregistered")); |
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116 iStrProbation = stringPool.OpenStringL(_L8("probation")); |
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117 iStrExpired = stringPool.OpenStringL(_L8("expired")); |
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118 // Subscriber |
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119 iSubscriber = CSIPRegEventSubscriber::NewL(iXMLParser, |
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120 iConnection, |
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121 iRegistrationContext, |
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122 *iUserId, |
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123 *this,aConfigExtension); |
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124 } |
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125 |
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126 // ----------------------------------------------------------------------------- |
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127 // CSIPRegEventHandler::~CSIPRegEventHandler |
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128 // ----------------------------------------------------------------------------- |
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129 // |
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130 CSIPRegEventHandler::~CSIPRegEventHandler() |
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131 { |
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132 iDeltaTimer.Remove(iDeltaTimerEntry); |
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133 delete iSubscriber; |
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134 iStrFull.Close(); |
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135 iStrActive.Close(); |
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136 iStrTerminated.Close(); |
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137 iStrShortened.Close(); |
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138 iStrRejected.Close(); |
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139 iStrDeactivated.Close(); |
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140 iStrUnregistered.Close(); |
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141 iStrProbation.Close(); |
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142 iStrExpired.Close(); |
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143 delete iUserId; |
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144 delete iLocalIP; |
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145 } |
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146 |
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147 // ----------------------------------------------------------------------------- |
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148 // CSIPRegEventHandler::SubscriptionFailedL |
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149 // From MSIPRegEventSubscriberObserver |
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150 // ----------------------------------------------------------------------------- |
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151 // |
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152 void CSIPRegEventHandler::SubscriptionFailedL() |
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153 { |
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154 iObserver.RegEventSubscriptionFailedL(); |
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155 } |
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156 |
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157 // ----------------------------------------------------------------------------- |
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158 // CSIPRegEventHandler::SubscriptionFailedL |
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159 // From MSIPRegEventSubscriberObserver |
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160 // ----------------------------------------------------------------------------- |
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161 // |
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162 void CSIPRegEventHandler::SubscriptionFailedL(TInt aRetryAfter) |
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163 { |
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164 ReSubscribeAfterL(aRetryAfter); |
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165 iObserver.RegEventSubscriptionActive(); |
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166 } |
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167 |
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168 // ----------------------------------------------------------------------------- |
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169 // CSIPRegEventHandler::RegEventNotSupportedByNetworkL |
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170 // From MSIPRegEventSubscriberObserver |
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171 // ----------------------------------------------------------------------------- |
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172 // |
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173 void CSIPRegEventHandler::RegEventNotSupportedByNetworkL() |
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174 { |
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175 delete iSubscriber; |
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176 iSubscriber = NULL; |
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177 // The observer does not have to know that subscription failed, |
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178 // since in this case we are dealing with |
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179 // IMS implentation that does not support reg-event and |
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180 // the observer can consider the profile registered. |
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181 iObserver.RegEventSubscriptionActive(); |
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182 } |
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183 |
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184 // ----------------------------------------------------------------------------- |
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185 // CSIPRegEventHandler::ReRegister |
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186 // From MSIPRegEventSubscriberObserver |
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187 // ----------------------------------------------------------------------------- |
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188 // |
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189 void CSIPRegEventHandler::ReRegister() |
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190 { |
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191 iObserver.ReRegister(); |
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192 } |
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193 |
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194 // ----------------------------------------------------------------------------- |
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195 // CSIPRegEventHandler::NotifyReceived |
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196 // From MSIPRegEventSubscriberObserver |
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197 // ----------------------------------------------------------------------------- |
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198 // |
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199 void CSIPRegEventHandler::NotifyReceivedL(CSIPRegInfoElement& aNotifyData) |
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200 { |
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201 TBool terminated = EFalse; |
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202 if (iFirstNotifyProcessed) |
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203 { |
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204 if (aNotifyData.Version() == iRegEventVersion+1) |
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205 { |
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206 // process data |
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207 HandleRegInfoL(aNotifyData,terminated); |
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208 if (!terminated) |
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209 { |
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210 iRegEventVersion = aNotifyData.Version(); |
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211 } |
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212 else |
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213 { |
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214 iRegEventVersion = 0; |
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215 } |
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216 } |
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217 else if (aNotifyData.Version() > iRegEventVersion+1) |
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218 { |
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219 // discard data and refresh subscription |
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220 iSubscriber->RefreshL(); |
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221 iRegEventVersion = 0; |
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222 iFirstNotifyProcessed = EFalse; |
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223 } |
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224 else |
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225 { |
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226 // discard data: aNotifyData.Version() <= iRegEventVersion |
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227 } |
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228 } |
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229 else |
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230 { |
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231 if (aNotifyData.State() != iStrFull) |
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232 { |
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233 iSubscriber->RefreshL(); |
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234 } |
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235 else |
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236 { |
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237 HandleRegInfoL(aNotifyData,terminated); |
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238 if (!terminated) |
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239 { |
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240 iRegEventVersion = aNotifyData.Version(); |
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241 iFirstNotifyProcessed = ETrue; |
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242 iObserver.RegEventSubscriptionActive(); |
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243 } |
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244 } |
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245 } |
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246 } |
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247 |
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248 // ----------------------------------------------------------------------------- |
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249 // CSIPRegEventHandler::TerminatedL |
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250 // From MSIPRegEventSubscriberObserver |
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251 // ----------------------------------------------------------------------------- |
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252 // |
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253 void CSIPRegEventHandler::TerminatedL(CSIPRegInfoElement& aNotifyData, |
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254 TInt aRetryAfter) |
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255 { |
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256 if (aRetryAfter < 0) |
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257 { |
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258 delete iSubscriber; |
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259 iSubscriber = NULL; |
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260 iObserver.RegistrationTerminated(); |
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261 } |
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262 else |
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263 { |
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264 if (AllLocalContactsTerminated(aNotifyData)) |
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265 { |
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266 delete iSubscriber; |
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267 iSubscriber = NULL; |
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268 iObserver.RegistrationTerminated(); |
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269 } |
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270 else |
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271 { |
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272 ReSubscribeAfterL(aRetryAfter); |
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273 } |
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274 } |
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275 } |
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276 |
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277 // ----------------------------------------------------------------------------- |
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278 // CSIPRegEventHandler::SubscribeL |
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279 // ----------------------------------------------------------------------------- |
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280 // |
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281 void CSIPRegEventHandler::SubscribeL() |
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282 { |
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283 if (iSubscriber) |
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284 { |
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285 iSubscriber->SubscribeL(); |
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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 // CSIPRegEventHandler::RefreshL |
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291 // ----------------------------------------------------------------------------- |
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292 // |
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293 void CSIPRegEventHandler::RefreshL() |
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294 { |
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295 if (iSubscriber) |
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296 { |
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297 iSubscriber->RefreshL(); |
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298 } |
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299 } |
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300 |
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301 // ----------------------------------------------------------------------------- |
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302 // CSIPRegEventHandler::HasTransaction |
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303 // ----------------------------------------------------------------------------- |
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304 // |
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305 TBool CSIPRegEventHandler::HasTransaction( |
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306 const CSIPTransactionBase& aTransaction) const |
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307 { |
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308 if (iSubscriber) |
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309 { |
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310 return iSubscriber->HasTransaction(aTransaction); |
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311 } |
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312 return EFalse; |
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313 } |
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314 |
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315 // ----------------------------------------------------------------------------- |
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316 // CSIPRegEventHandler::HasTransaction |
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317 // ----------------------------------------------------------------------------- |
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318 // |
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319 TBool CSIPRegEventHandler::HasRefresh(const CSIPRefresh& aRefresh) const |
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320 { |
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321 if (iSubscriber) |
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322 { |
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323 return iSubscriber->HasRefresh(aRefresh); |
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324 } |
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325 return EFalse; |
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326 } |
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327 |
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328 // ----------------------------------------------------------------------------- |
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329 // CSIPRegEventHandler::HasDialog |
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330 // ----------------------------------------------------------------------------- |
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331 // |
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332 TBool CSIPRegEventHandler::HasDialog(const CSIPDialog& aDialog) const |
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333 { |
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334 if (iSubscriber) |
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335 { |
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336 return iSubscriber->HasDialog(aDialog); |
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337 } |
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338 return EFalse; |
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339 } |
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340 |
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341 // ----------------------------------------------------------------------------- |
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342 // CSIPRegEventHandler::RequestReceivedL |
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343 // ----------------------------------------------------------------------------- |
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344 // |
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345 void CSIPRegEventHandler::RequestReceivedL( |
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346 CSIPServerTransaction* aTransaction, |
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347 CSIPDialog& aDialog) |
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348 { |
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349 if (iSubscriber) |
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350 { |
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351 iSubscriber->RequestReceivedL(aTransaction,aDialog); |
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352 } |
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353 } |
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354 |
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355 // ----------------------------------------------------------------------------- |
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356 // CSIPRegEventHandler::ResponseReceivedL |
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357 // ----------------------------------------------------------------------------- |
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358 // |
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359 void CSIPRegEventHandler::ResponseReceivedL( |
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360 CSIPClientTransaction& aTransaction) |
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361 { |
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362 if (iSubscriber) |
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363 { |
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364 iSubscriber->ResponseReceivedL(aTransaction); |
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365 } |
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366 } |
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367 |
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368 // ----------------------------------------------------------------------------- |
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369 // CSIPRegEventHandler::ErrorOccured |
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370 // ----------------------------------------------------------------------------- |
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371 // |
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372 void CSIPRegEventHandler::ErrorOccured( |
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373 TInt aError, |
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374 CSIPTransactionBase& aTransaction) |
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375 { |
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376 if (iSubscriber) |
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377 { |
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378 iSubscriber->ErrorOccured(aError,aTransaction); |
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379 } |
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380 } |
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381 |
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382 // ----------------------------------------------------------------------------- |
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383 // CSIPRegEventHandler::ErrorOccured |
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384 // ----------------------------------------------------------------------------- |
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385 // |
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386 void CSIPRegEventHandler::ErrorOccured(TInt aError, |
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387 CSIPDialog& aDialog) |
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388 { |
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389 if (iSubscriber) |
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390 { |
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391 iSubscriber->ErrorOccured(aError,aDialog); |
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392 } |
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393 } |
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394 |
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395 // ----------------------------------------------------------------------------- |
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396 // CSIPRegEventHandler::ReSubscribeTimerExpired |
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397 // A callback for CDeltaTimer |
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398 // ----------------------------------------------------------------------------- |
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399 // |
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400 TInt CSIPRegEventHandler::ReSubscribeTimerExpired(TAny* aPtr) |
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401 { |
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402 CSIPRegEventHandler* self = reinterpret_cast<CSIPRegEventHandler*>(aPtr); |
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403 TRAP_IGNORE(self->ReSubscribeL()) |
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404 return ETrue; |
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405 } |
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406 |
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407 // ----------------------------------------------------------------------------- |
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408 // CSIPRegEventHandler::ReSubscribeAfterL |
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409 // ----------------------------------------------------------------------------- |
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410 // |
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411 void CSIPRegEventHandler::ReSubscribeAfterL(TInt aRetryAfter) |
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412 { |
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413 if (aRetryAfter <= 0) |
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414 { |
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415 ReSubscribeL(); |
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416 } |
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417 else |
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418 { |
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419 iDeltaTimer.Remove(iDeltaTimerEntry); |
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420 TTimeIntervalMicroSeconds32 interval(aRetryAfter*KMicroSecsInSec); |
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421 iDeltaTimer.Queue(interval,iDeltaTimerEntry); |
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422 } |
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423 } |
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424 |
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425 // ----------------------------------------------------------------------------- |
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426 // CSIPRegEventHandler::ReSubscribeL |
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427 // ----------------------------------------------------------------------------- |
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428 // |
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429 void CSIPRegEventHandler::ReSubscribeL() |
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430 { |
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431 if (iSubscriber) |
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432 { |
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433 iSubscriber->ReSubscribeL(); |
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434 iRegEventVersion = 0; |
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435 iFirstNotifyProcessed = EFalse; |
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436 } |
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437 } |
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438 |
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439 // ----------------------------------------------------------------------------- |
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440 // CSIPRegEventHandler::HandleRegInfoL |
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441 // ----------------------------------------------------------------------------- |
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442 // |
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443 void CSIPRegEventHandler::HandleRegInfoL( |
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444 CSIPRegInfoElement& aElement, |
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445 TBool& aTerminated) |
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446 { |
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447 aTerminated = EFalse; |
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448 TBool localIPFound = EFalse; |
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449 RPointerArray<CSIPRegistrationElement>& regElements = |
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450 aElement.RegistrationElements(); |
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451 |
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452 for (TInt i=0; !aTerminated && i < regElements.Count(); i++) |
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453 { |
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454 CSIPRegistrationElement* element = regElements[i]; |
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455 if (element) |
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456 { |
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457 HandleRegistrationElementL(*element,aTerminated,localIPFound); |
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458 } |
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459 } |
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460 if (!aTerminated && !localIPFound && aElement.State() == iStrFull) |
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461 { |
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462 aTerminated = ETrue; |
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463 if (iFirstNotifyProcessed) |
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464 { |
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465 iObserver.ReRegister(); |
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466 } |
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467 else |
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468 { |
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469 iObserver.RegEventSubscriptionFailedL(); |
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470 } |
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471 } |
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472 } |
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473 |
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474 // ----------------------------------------------------------------------------- |
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475 // CSIPRegEventHandler::HandleRegistrationElementL |
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476 // ----------------------------------------------------------------------------- |
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477 // |
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478 void CSIPRegEventHandler::HandleRegistrationElementL( |
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479 CSIPRegistrationElement& aElement, |
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480 TBool& aTerminated, |
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481 TBool& aLocalIPFound) |
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482 { |
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483 aTerminated = EFalse; |
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484 TUint expirationTime = KMaxTUint; |
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485 TBool updateExpirationTime = EFalse; |
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486 RString registrationState = aElement.State(); |
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487 RPointerArray<CSIPContactElement>& contacts = aElement.ContactElements(); |
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488 for (TInt i=0; !aTerminated && i < contacts.Count(); i++) |
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489 { |
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490 CSIPContactElement* contact = contacts[i]; |
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491 if (HasLocalIP(*contact)) |
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492 { |
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493 aLocalIPFound = ETrue; |
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494 RString event = contact->Event(); |
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495 // Network initiated RE-registration |
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496 if (registrationState == iStrActive && |
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497 contact->State() == iStrActive && |
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498 event == iStrShortened && |
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499 contact->HasExpires()) |
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500 { |
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501 updateExpirationTime = ETrue; |
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502 if (expirationTime > contact->Expires()) |
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503 { |
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504 expirationTime = contact->Expires(); |
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505 } |
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506 } |
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507 // Network initiated DE-registration |
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508 TInt compareErr = aElement.AOR().Uri().Equivalent(iUserId->Uri()); |
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509 if (compareErr == KErrNoMemory) |
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510 { |
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511 User::Leave(KErrNoMemory); |
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512 } |
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513 if (compareErr == KErrNone && contact->State() == iStrTerminated) |
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514 { |
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515 if (event == iStrRejected || |
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516 event == iStrTerminated || |
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517 event == iStrUnregistered || |
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518 event == iStrProbation) |
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519 { |
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520 iObserver.RegistrationTerminated(); |
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521 aTerminated = ETrue; |
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522 } |
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523 if (!aTerminated && |
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524 (event == iStrDeactivated || event == iStrExpired)) |
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525 { |
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526 iObserver.RegistrationDeactivated(); |
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527 aTerminated = ETrue; |
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528 } |
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529 } |
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530 } |
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531 } |
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532 if (!aTerminated && updateExpirationTime) |
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533 { |
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534 iObserver.ExpirationTimeUpdatedL(expirationTime); |
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535 } |
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536 } |
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537 |
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538 // ----------------------------------------------------------------------------- |
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539 // CSIPRegEventHandler::AllLocalContactsTerminated |
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540 // ----------------------------------------------------------------------------- |
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541 // |
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542 TBool CSIPRegEventHandler::AllLocalContactsTerminated( |
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543 CSIPRegInfoElement& aNotifyData) const |
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544 { |
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545 TInt terminatedLocalContactCount = 0; |
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546 TInt localContactCount = 0; |
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547 |
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548 RPointerArray<CSIPRegistrationElement>& regElements = |
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549 aNotifyData.RegistrationElements(); |
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550 |
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551 for (TInt i=0; i < regElements.Count(); i++) |
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552 { |
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553 RPointerArray<CSIPContactElement>& contacts = |
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554 regElements[i]->ContactElements(); |
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555 for (TInt j=0; j < contacts.Count(); j++) |
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556 { |
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557 CSIPContactElement* contact = contacts[j]; |
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558 if (contact && HasLocalIP(*contact)) |
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559 { |
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560 localContactCount++; |
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561 if (contact->State() == iStrTerminated) |
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562 { |
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563 terminatedLocalContactCount++; |
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564 } |
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565 } |
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566 } |
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567 } |
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568 |
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569 if (localContactCount > 0 && |
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570 localContactCount == terminatedLocalContactCount) |
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571 { |
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572 return ETrue; |
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573 } |
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574 |
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575 return EFalse; |
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576 } |
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577 |
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578 // ----------------------------------------------------------------------------- |
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579 // CSIPRegEventHandler::HasLocalIP |
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580 // ----------------------------------------------------------------------------- |
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581 // |
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582 TBool CSIPRegEventHandler::HasLocalIP(const CSIPContactElement& aContact) const |
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583 { |
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584 TPtrC8 host(aContact.Uri8().Uri().Extract(EUriHost)); |
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585 return (host.CompareF(*iLocalIP) == 0); |
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586 } |