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1 /* |
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2 * Copyright (c) 2007-2008 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: |
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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 "ncdsendhttprequestoperationimpl.h" |
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20 |
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21 #include <s32mem.h> |
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22 #include <apmstd.h> |
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23 |
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24 #include "catalogsbasemessage.h" |
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25 #include "catalogshttpincludes.h" |
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26 #include "catalogsutils.h" |
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27 #include "catalogscontext.h" |
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28 #include "ncdproviderdefines.h" |
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29 #include "catalogshttprequestadapter.h" |
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30 #include "catalogshttpresponsecomposer.h" |
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31 #include "ncdproviderutils.h" |
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32 #include "ncdhttputils.h" |
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33 #include "ncdgeneralmanager.h" |
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34 |
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35 #include "catalogsdebug.h" |
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36 |
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37 |
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38 // ======== MEMBER FUNCTIONS ======== |
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39 |
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40 // --------------------------------------------------------------------------- |
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41 // NewL |
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42 // --------------------------------------------------------------------------- |
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43 // |
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44 CNcdSendHttpRequestOperation* CNcdSendHttpRequestOperation::NewL( |
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45 HBufC8* aUri, |
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46 HBufC8* aRequest, |
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47 const TNcdConnectionMethod& aMethod, |
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48 CNcdGeneralManager& aGeneralManager, |
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49 MNcdOperationRemoveHandler& aRemoveHandler, |
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50 MCatalogsHttpSession& aHttpSession, |
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51 MCatalogsSession& aSession ) |
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52 { |
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53 CNcdSendHttpRequestOperation* self = new( ELeave ) CNcdSendHttpRequestOperation( |
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54 aGeneralManager, |
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55 aRemoveHandler, |
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56 aHttpSession, |
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57 aSession ); |
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58 CleanupClosePushL( *self ); |
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59 self->ConstructL( aMethod, aUri, aRequest ); |
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60 CleanupStack::Pop(); |
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61 return self; |
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62 } |
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63 |
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64 |
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65 // --------------------------------------------------------------------------- |
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66 // Destructor |
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67 // --------------------------------------------------------------------------- |
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68 // |
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69 CNcdSendHttpRequestOperation::~CNcdSendHttpRequestOperation() |
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70 { |
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71 DLTRACEIN( ( "" ) ); |
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72 if ( iTransaction ) |
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73 { |
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74 iTransaction->Release(); |
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75 iTransaction = NULL; |
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76 } |
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77 delete iUri; |
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78 delete iRequest; |
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79 delete iResponse; |
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80 delete iAdapter; |
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81 delete iBody; |
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82 } |
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83 |
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84 |
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85 // --------------------------------------------------------------------------- |
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86 // HTTP event handler |
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87 // --------------------------------------------------------------------------- |
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88 // |
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89 void CNcdSendHttpRequestOperation::HandleHttpEventL( |
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90 MCatalogsHttpOperation& aOperation, |
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91 TCatalogsHttpEvent aEvent ) |
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92 { |
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93 DLTRACEIN(("")); |
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94 |
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95 if ( aEvent.iOperationState == ECatalogsHttpOpInProgress && |
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96 aEvent.iProgressState == ECatalogsHttpResponseBodyReceived ) |
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97 { |
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98 // Append the body |
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99 iBody->InsertL( iBody->Size(), aOperation.Body() ); |
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100 } |
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101 else if ( aEvent.iOperationState == ECatalogsHttpOpCompleted ) |
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102 { |
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103 DLTRACE(("Operation complete")); |
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104 // Compose the response here |
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105 TCatalogsHttpResponseComposer composer; |
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106 iResponse = composer.ComposeResponseL( |
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107 aOperation, |
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108 iBody->Ptr( 0 ) ); |
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109 |
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110 delete iBody; |
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111 iBody = NULL; |
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112 aOperation.Release(); |
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113 iTransaction = NULL; |
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114 iOperationState = EStateComplete; |
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115 RunOperation(); |
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116 } |
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117 } |
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118 |
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119 |
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120 // --------------------------------------------------------------------------- |
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121 // HTTP error handler |
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122 // --------------------------------------------------------------------------- |
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123 // |
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124 TBool CNcdSendHttpRequestOperation::HandleHttpError( |
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125 MCatalogsHttpOperation& aOperation, |
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126 TCatalogsHttpError aError ) |
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127 { |
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128 DLTRACEIN(("")); |
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129 aOperation.Cancel(); |
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130 iTransaction = NULL; |
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131 iError = aError.iError; |
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132 iOperationState = EStateComplete; |
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133 |
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134 RunOperation(); |
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135 |
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136 return ETrue; |
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137 } |
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138 |
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139 |
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140 // --------------------------------------------------------------------------- |
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141 // Cancel |
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142 // --------------------------------------------------------------------------- |
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143 // |
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144 void CNcdSendHttpRequestOperation::Cancel() |
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145 { |
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146 DLTRACEIN(( "" )); |
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147 if ( iTransaction ) |
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148 { |
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149 iTransaction->Cancel(); |
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150 iTransaction = NULL; |
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151 } |
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152 } |
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153 |
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154 |
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155 // --------------------------------------------------------------------------- |
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156 // ReceiveMessage |
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157 // --------------------------------------------------------------------------- |
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158 // |
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159 void CNcdSendHttpRequestOperation::ReceiveMessage( |
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160 MCatalogsBaseMessage* aMessage, |
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161 TInt aFunctionNumber ) |
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162 { |
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163 DLTRACEIN(( "Function: %d", aFunctionNumber )); |
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164 |
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165 TInt err = KErrNone; |
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166 |
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167 // Response to pause and resume messages, other messages are handled |
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168 // by the base class |
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169 switch ( aFunctionNumber ) |
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170 { |
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171 case ENCDOperationFunctionGetData: |
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172 { |
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173 DLTRACE(( "ENCDOperationFunctionGetData ")); |
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174 // Only error will come from CompleteMessageL |
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175 TRAP( err, GetResponseL( *aMessage ) ); |
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176 break; |
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177 } |
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178 |
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179 default: |
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180 { |
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181 DLTRACE(("Calling baseclass")); |
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182 // Call implementation in the base class |
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183 CNcdBaseOperation::ReceiveMessage( aMessage, aFunctionNumber ); |
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184 DLTRACEOUT(( "Called baseclass" )); |
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185 return; |
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186 } |
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187 } |
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188 |
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189 HandleError( err ); |
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190 DLTRACEOUT(( "" )); |
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191 } |
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192 |
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193 |
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194 // --------------------------------------------------------------------------- |
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195 // RunOperation |
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196 // --------------------------------------------------------------------------- |
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197 // |
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198 TInt CNcdSendHttpRequestOperation::RunOperation() |
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199 { |
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200 DLTRACEIN(( "Pending message: %X", iPendingMessage )); |
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201 |
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202 |
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203 if ( !iPendingMessage ) |
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204 { |
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205 DLTRACE(("No pending message")); |
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206 return KErrNotReady; |
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207 } |
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208 |
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209 TRAPD( err, HandleStateL() ); |
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210 HandleError( err ); |
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211 |
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212 DLTRACEOUT(("err: %d", err)); |
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213 return err; |
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214 } |
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215 |
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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 // --------------------------------------------------------------------------- |
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221 // |
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222 void CNcdSendHttpRequestOperation::HandleStateL() |
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223 { |
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224 switch ( iOperationState ) |
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225 { |
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226 case EStateRunning: |
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227 { |
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228 DLTRACE(("Creating request")); |
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229 DASSERT( iRequest ); |
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230 iTransaction = iAdapter->CreateTransactionL( |
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231 *iUri, |
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232 *iRequest, |
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233 *this ); |
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234 |
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235 iTransaction->Config().SetConnectionMethod( |
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236 iConnectionMethod ); |
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237 |
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238 TInt err = iTransaction->Start(); |
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239 if ( err != KErrNone ) |
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240 { |
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241 DLERROR(("Start failed with %d", err)); |
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242 iTransaction->Cancel(); |
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243 iTransaction = NULL; |
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244 User::Leave( err ); |
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245 } |
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246 |
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247 break; |
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248 } |
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249 |
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250 case EStateComplete: |
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251 { |
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252 // Returns false if there was no error |
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253 if ( !HandleError( iError ) ) |
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254 { |
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255 DLTRACE(("Completing the operation")); |
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256 CNcdBaseOperation::CompleteMessage( |
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257 iPendingMessage, |
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258 ENCDOperationMessageCompletionComplete, |
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259 iProgress, |
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260 KErrNone ); |
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261 |
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262 } |
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263 break; |
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264 } |
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265 |
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266 default: |
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267 { |
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268 DASSERT( 0 ); |
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269 } |
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270 } |
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271 |
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272 } |
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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 // |
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279 TBool CNcdSendHttpRequestOperation::HandleError( TInt aError ) |
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280 { |
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281 DLTRACEIN(("aError: %d", aError )); |
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282 if ( aError != KErrNone ) |
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283 { |
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284 DLERROR(("Error %d occurred", aError )); |
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285 iError = aError; |
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286 iOperationState = EStateCancelled; |
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287 Cancel(); |
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288 if ( iPendingMessage ) |
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289 { |
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290 // ignoring error because operation already failed |
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291 CNcdBaseOperation::CompleteMessage( iPendingMessage, |
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292 ENCDOperationMessageCompletionError, iError ); |
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293 } |
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294 return ETrue; |
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295 } |
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296 return EFalse; |
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297 } |
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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 // --------------------------------------------------------------------------- |
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303 // |
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304 void CNcdSendHttpRequestOperation::GetResponseL( |
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305 MCatalogsBaseMessage& aMessage ) |
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306 { |
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307 DLTRACEIN(("")); |
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308 |
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309 if ( !iResponse ) |
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310 { |
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311 User::Leave( KErrCorrupt ); |
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312 } |
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313 |
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314 aMessage.CompleteAndReleaseL( |
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315 *iResponse, |
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316 KErrNone ); |
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317 |
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318 } |
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319 |
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320 |
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321 // --------------------------------------------------------------------------- |
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322 // Constructor |
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323 // --------------------------------------------------------------------------- |
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324 // |
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325 CNcdSendHttpRequestOperation::CNcdSendHttpRequestOperation( |
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326 CNcdGeneralManager& aGeneralManager, |
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327 MNcdOperationRemoveHandler& aRemoveHandler, |
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328 MCatalogsHttpSession& aHttpSession, |
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329 MCatalogsSession& aSession ) |
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330 : |
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331 CNcdBaseOperation( aGeneralManager, &aRemoveHandler, ESendHttpRequestOperation, |
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332 aSession ), |
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333 iHttpSession( aHttpSession ) |
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334 { |
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335 } |
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336 |
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337 |
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338 // --------------------------------------------------------------------------- |
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339 // ConstructL |
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340 // --------------------------------------------------------------------------- |
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341 // |
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342 void CNcdSendHttpRequestOperation::ConstructL( |
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343 const TNcdConnectionMethod& aMethod, |
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344 HBufC8* aUri, |
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345 HBufC8* aRequest ) |
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346 { |
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347 DLTRACEIN( ( "" ) ); |
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348 |
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349 // Call ConstructL for the base class |
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350 CNcdBaseOperation::ConstructL(); |
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351 |
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352 iAdapter = CCatalogsHttpRequestAdapter::NewL( iHttpSession ); |
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353 iBody = CBufFlat::NewL( NcdProviderDefines::KNcdBufferExpandSize ); |
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354 iGeneralManager.HttpUtils().ConvertConnectionMethod( |
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355 aMethod, |
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356 iConnectionMethod ); |
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357 iUri = aUri; |
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358 iRequest = aRequest; |
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359 } |
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360 |