|
1 /* |
|
2 * Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of "Eclipse Public License v1.0" |
|
6 * which accompanies this distribution, and is available |
|
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
8 * |
|
9 * Initial Contributors: |
|
10 * Nokia Corporation - initial contribution. |
|
11 * |
|
12 * Contributors: |
|
13 * |
|
14 * Description: Http Transaction class for Imps. |
|
15 * |
|
16 * |
|
17 */ |
|
18 |
|
19 |
|
20 // INCLUDE FILES |
|
21 #include <hal.h> |
|
22 #include "ImpsHttpTransaction.h" |
|
23 #include "HttpTransportAdapter.h" |
|
24 |
|
25 // ================= MEMBER FUNCTIONS ======================= |
|
26 // |
|
27 |
|
28 // ---------------------------------------------------------- |
|
29 // CImpsHttpTransaction::CImpsHttpTransaction |
|
30 // |
|
31 // ---------------------------------------------------------- |
|
32 // |
|
33 CImpsHttpTransaction::CImpsHttpTransaction( CHttpTransportAdapter* aTransportAdapter, |
|
34 const TInt aTID ) : |
|
35 iTransportAdapter( aTransportAdapter ), |
|
36 iTID( aTID ), |
|
37 iSent( EFalse ), |
|
38 iCancelled( EFalse ), |
|
39 iConstructed( EFalse ) |
|
40 |
|
41 { |
|
42 } |
|
43 |
|
44 // ---------------------------------------------------------- |
|
45 // CImpsHttpTransaction::NewL |
|
46 // |
|
47 // ---------------------------------------------------------- |
|
48 // |
|
49 CImpsHttpTransaction* CImpsHttpTransaction::NewL( CHttpTransportAdapter* aTransportAdapter, |
|
50 const TInt aTID, |
|
51 const TDesC8& aRequestBody ) |
|
52 { |
|
53 CImpsHttpTransaction* self = new ( ELeave ) CImpsHttpTransaction( aTransportAdapter, aTID ); |
|
54 CleanupStack::PushL( self ); |
|
55 self->ConstructL( aRequestBody ); |
|
56 CleanupStack::Pop(); |
|
57 return self; |
|
58 } |
|
59 |
|
60 // ---------------------------------------------------------- |
|
61 // CImpsHttpTransaction::ConstructL |
|
62 // |
|
63 // ---------------------------------------------------------- |
|
64 // |
|
65 void CImpsHttpTransaction::ConstructL( const TDesC8& aRequestBody ) |
|
66 { |
|
67 ConstructRequestL(); |
|
68 CopyRequestDataL( aRequestBody ); |
|
69 iResponseData = CBufSeg::NewL( 500 ); |
|
70 } |
|
71 |
|
72 // ---------------------------------------------------------- |
|
73 // CImpsHttpTransaction::ConstructRequestL |
|
74 // |
|
75 // ---------------------------------------------------------- |
|
76 // |
|
77 void CImpsHttpTransaction::ConstructRequestL() |
|
78 { |
|
79 #ifdef _DEBUG |
|
80 CHttpTransportAdapter::WriteToLog( _L8( "CImpsHttpTransaction::ConstructRequestL()" ) ); |
|
81 #endif |
|
82 RHTTPSession session = iTransportAdapter->HttpSession(); |
|
83 RStringF method = session.StringPool().OpenFStringL( K8BitRequestPost ); |
|
84 CleanupClosePushL( method ); |
|
85 iHttpTransaction = session.OpenTransactionL( iTransportAdapter->DefaultSAP(), *iTransportAdapter, method ); |
|
86 iConstructed = ETrue; |
|
87 #ifdef _DEBUG |
|
88 CHttpTransportAdapter::WriteToLog( _L8( "HTTP-ID: %d TID: %d constructed." ), iHttpTransaction.Id(), iTID ); |
|
89 #endif |
|
90 RStringF contTypeStr = session.StringPool().OpenFStringL( iTransportAdapter->MimeType() ); |
|
91 CleanupClosePushL( contTypeStr ); |
|
92 RHTTPHeaders hdr = iHttpTransaction.Request().GetHeaderCollection(); |
|
93 THTTPHdrVal contType( contTypeStr ); |
|
94 hdr.SetFieldL( session.StringPool().StringF( HTTP::EContentType, RHTTPSession::GetTable() ), contType ); |
|
95 //This transaction supplies the stack with the payload data. |
|
96 iHttpTransaction.Request().SetBody( *this ); |
|
97 CleanupStack::PopAndDestroy( 2 ); //contTypeStr, method |
|
98 } |
|
99 |
|
100 // ---------------------------------------------------------- |
|
101 // CImpsHttpTransaction::~CImpsHttpTransaction |
|
102 // |
|
103 // ---------------------------------------------------------- |
|
104 // |
|
105 CImpsHttpTransaction::~CImpsHttpTransaction() |
|
106 { |
|
107 #ifdef _DEBUG |
|
108 CHttpTransportAdapter::WriteToLog( _L8( "CImpsHttpTransaction::~CImpsHttpTransaction(). Destructor called. TID: %d" ), iTID ); |
|
109 #endif |
|
110 delete iRequestData; |
|
111 delete iResponseData; |
|
112 delete iExpiryTimer; |
|
113 if ( iConstructed && !iTransportAdapter->SessionClosed() ) |
|
114 { |
|
115 #ifdef _DEBUG |
|
116 CHttpTransportAdapter::WriteToLog( _L8( "HTTP-ID: %d TID: %d destructed." ), iHttpTransaction.Id(), iTID ); |
|
117 #endif |
|
118 iHttpTransaction.Close(); |
|
119 } |
|
120 } |
|
121 |
|
122 // ---------------------------------------------------------- |
|
123 // CImpsHttpTransaction::GetNextDataPart |
|
124 // |
|
125 // ---------------------------------------------------------- |
|
126 // |
|
127 TBool CImpsHttpTransaction::GetNextDataPart( TPtrC8& aDataPart ) |
|
128 { |
|
129 #ifdef _DEBUG |
|
130 CHttpTransportAdapter::WriteToLog( _L( "CImpsHttpTransaction::GetNextDataPart(), iTID: %d" ), iTID ); |
|
131 #endif |
|
132 aDataPart.Set( iRequestData->Des() ); |
|
133 return ETrue; |
|
134 } |
|
135 |
|
136 // ---------------------------------------------------------- |
|
137 // CImpsHttpTransaction::DispatchMessageL |
|
138 // |
|
139 // ---------------------------------------------------------- |
|
140 // |
|
141 void CImpsHttpTransaction::DispatchMessageL() |
|
142 { |
|
143 #ifdef _DEBUG |
|
144 CHttpTransportAdapter::WriteToLog( _L( "CImpsHttpTransaction::DispatchMessageL(), iTID: %d" ), iTID ); |
|
145 iSendTime = TimeL(); |
|
146 #endif |
|
147 iHttpTransaction.SubmitL(); |
|
148 SetStatus( ETrue ); |
|
149 } |
|
150 |
|
151 // ---------------------------------------------------------- |
|
152 // CImpsHttpTransaction::AppendDataL |
|
153 // |
|
154 // ---------------------------------------------------------- |
|
155 // |
|
156 void CImpsHttpTransaction::AppendDataL( const TPtrC8& aBodyPart, |
|
157 const TBool aLastChunk ) |
|
158 { |
|
159 #ifdef _DEBUG |
|
160 CHttpTransportAdapter::WriteToLog( _L8( "CImpsHttpTransaction::AppendDataL() - Length of the chunk: %d" ), aBodyPart.Length() ); |
|
161 #endif |
|
162 iLastChunk = aLastChunk; |
|
163 iResponseData->ResizeL( iCurrentDataLength + aBodyPart.Length() ); |
|
164 iResponseData->Write( iCurrentDataLength, aBodyPart ); |
|
165 iCurrentDataLength = iCurrentDataLength + aBodyPart.Length(); |
|
166 } |
|
167 |
|
168 // ---------------------------------------------------------- |
|
169 // CImpsHttpTransaction::FinaliseRequestL |
|
170 // |
|
171 // ---------------------------------------------------------- |
|
172 // |
|
173 void CImpsHttpTransaction::FinaliseRequestL( const TInt aErrorCode ) |
|
174 { |
|
175 TInt dataLength = iResponseData->Size(); |
|
176 #ifdef _DEBUG |
|
177 CHttpTransportAdapter::WriteToLog( _L8( "CImpsHttpTransaction::FinaliseRequestL() TID: %d" ), iTID ); |
|
178 CHttpTransportAdapter::WriteToLog( _L8( " Content-Length: %d" ), iContentLength ); |
|
179 CHttpTransportAdapter::WriteToLog( _L8( " Actual length: %d" ), dataLength ); |
|
180 if ( iContentLength >= 0 && iContentLength < KMaxTInt ) |
|
181 { |
|
182 if ( iContentLength == dataLength ) |
|
183 CHttpTransportAdapter::WriteToLog( _L8( " Correct" ) ); |
|
184 else |
|
185 CHttpTransportAdapter::WriteToLog( _L8( " Actual length and the value of Content-Length header do not match!" ) ); |
|
186 } |
|
187 #endif |
|
188 if ( dataLength > 0 ) |
|
189 { |
|
190 #ifdef _DEBUG |
|
191 CHttpTransportAdapter::WriteToLog( _L8( " Gather data & complete the request" ) ); |
|
192 #endif |
|
193 //CleanupStack is not used here, since there are no leaving methods |
|
194 //before the ownership of the allocated data is transferred in the |
|
195 //TransportResponse() method call on client's side |
|
196 HBufC8* wholeData = HBufC8::NewL( dataLength ); |
|
197 TPtr8 pointer( wholeData->Des() ); |
|
198 iResponseData->Read( 0, pointer, dataLength ); |
|
199 iResponseData->Reset(); |
|
200 iCurrentDataLength = 0; |
|
201 iTransportAdapter->ReceiverHandle().TransportResponse( iTID, aErrorCode, |
|
202 HttpStatus(), wholeData ); |
|
203 //So - let's hope the guys on the other side remember |
|
204 //to release the data...!? |
|
205 } |
|
206 else |
|
207 { |
|
208 #ifdef _DEBUG |
|
209 CHttpTransportAdapter::WriteToLog( _L8( " No data for this transaction" ), dataLength ); |
|
210 #endif |
|
211 iTransportAdapter->ReceiverHandle().TransportResponse( iTID, aErrorCode, |
|
212 HttpStatus(), NULL ); |
|
213 } |
|
214 } |
|
215 |
|
216 // ---------------------------------------------------------- |
|
217 // CImpsHttpTransaction::ReleaseData |
|
218 // |
|
219 // ---------------------------------------------------------- |
|
220 // |
|
221 void CImpsHttpTransaction::ReleaseData() |
|
222 { |
|
223 /* Not just yet... We MAY want to resend the data. |
|
224 iRequestData->Des().Zero();*/ |
|
225 } |
|
226 |
|
227 // ---------------------------------------------------------- |
|
228 // CImpsHttpTransaction::DoReleaseData |
|
229 // |
|
230 // ---------------------------------------------------------- |
|
231 // |
|
232 void CImpsHttpTransaction::DoReleaseData() |
|
233 { |
|
234 //Response has arrived, the request data can be deleted now. |
|
235 delete iRequestData; |
|
236 iRequestData = NULL; |
|
237 } |
|
238 |
|
239 // ---------------------------------------------------------- |
|
240 // CImpsHttpTransaction::ResendL |
|
241 // |
|
242 // ---------------------------------------------------------- |
|
243 // |
|
244 TBool CImpsHttpTransaction::ResendL() |
|
245 { |
|
246 #ifdef _DEBUG |
|
247 CHttpTransportAdapter::WriteToLog( _L( "CImpsHttpTransaction::ResendL(), iTID: %d" ), iTID ); |
|
248 #endif |
|
249 if ( iNumberOfRetries < KMaxNumberOfRetries ) |
|
250 { |
|
251 //Close the old transaction |
|
252 iHttpTransaction.Close(); |
|
253 iConstructed = EFalse; |
|
254 //Create a new one and send it to the stack. |
|
255 ConstructRequestL(); |
|
256 DispatchMessageL(); |
|
257 #ifdef _DEBUG |
|
258 CHttpTransportAdapter::WriteToLog( _L( " Transaction %d retransmitted." ), iTID ); |
|
259 #endif |
|
260 return ETrue; |
|
261 } |
|
262 else return EFalse; |
|
263 } |
|
264 |
|
265 // ---------------------------------------------------------- |
|
266 // CImpsHttpTransaction::SetStatus |
|
267 // |
|
268 // ---------------------------------------------------------- |
|
269 // |
|
270 void CImpsHttpTransaction::SetStatus( const TBool aSent ) |
|
271 { |
|
272 iSent = aSent; |
|
273 if ( iSent ) |
|
274 { |
|
275 if ( iExpiryTimer != NULL && !iExpiryTimer->IsActive() ) |
|
276 iExpiryTimer->ActivateTimer( iExpiryTime ); |
|
277 } |
|
278 #ifdef _DEBUG |
|
279 CHttpTransportAdapter::WriteToLog( _L8( "CImpsHttpTransaction::SetStatus(): Status %d, TID: %d" ), iSent, iTID ); |
|
280 #endif |
|
281 } |
|
282 |
|
283 // ---------------------------------------------------------- |
|
284 // CImpsHttpTransaction::SetStatus |
|
285 // |
|
286 // ---------------------------------------------------------- |
|
287 // |
|
288 const TInt CImpsHttpTransaction::HttpStatus() const |
|
289 { |
|
290 return iHttpTransaction.Response().StatusCode(); |
|
291 } |
|
292 |
|
293 // ---------------------------------------------------------- |
|
294 // CImpsHttpTransaction::SetExpiryTimeL |
|
295 // |
|
296 // ---------------------------------------------------------- |
|
297 // |
|
298 void CImpsHttpTransaction::SetExpiryTimeL( const TTimeIntervalMicroSeconds32 aExpiryTime, |
|
299 MImpsTransportTimerCallback* aCallback ) |
|
300 { |
|
301 if ( iExpiryTimer == NULL ) |
|
302 iExpiryTimer = CImpsTransportTimer::NewL( aCallback, this ); |
|
303 iExpiryTime = aExpiryTime; |
|
304 } |
|
305 |
|
306 // ---------------------------------------------------- |
|
307 // CImpsHttpTransaction::CopyRequestData |
|
308 // |
|
309 // ---------------------------------------------------- |
|
310 // |
|
311 void CImpsHttpTransaction::CopyRequestDataL( const TDesC8& aRequestData ) |
|
312 { |
|
313 #ifdef _DEBUG |
|
314 CHttpTransportAdapter::WriteToLog( _L( "CImpsHttpTransaction::CopyRequestDataL()" ) ); |
|
315 #endif |
|
316 delete iRequestData; |
|
317 iRequestData = NULL; |
|
318 iRequestData = HBufC8::NewL( aRequestData.Length() ); |
|
319 iRequestData->Des().Copy( aRequestData ); |
|
320 } |
|
321 |
|
322 #ifdef _DEBUG |
|
323 |
|
324 // --------------------------------------------------------- |
|
325 // CHttpTestAppView::ConstructL |
|
326 // |
|
327 // --------------------------------------------------------- |
|
328 // |
|
329 TInt CImpsHttpTransaction::TimeL() const |
|
330 { |
|
331 TInt period = 0; |
|
332 User::LeaveIfError( HAL::Get( HALData::ESystemTickPeriod, period ) ); |
|
333 TInt millisecsPerTick = period / 1000; |
|
334 return User::TickCount() * millisecsPerTick; |
|
335 } |
|
336 |
|
337 #endif |
|
338 |