|
1 /* |
|
2 * Copyright (c) 2006-2007 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: |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 #include <s32mem.h> |
|
20 #include <f32file.h> |
|
21 |
|
22 #include "ncddescriptordownloadsuboperation.h" |
|
23 #include "catalogsbasemessage.h" |
|
24 #include "catalogshttpsession.h" |
|
25 #include "catalogshttpconfig.h" |
|
26 #include "catalogshttpoperation.h" |
|
27 #include "catalogsdebug.h" |
|
28 #include "ncdhttpheaders.h" |
|
29 #include "catalogsutils.h" |
|
30 #include "catalogshttpheaders.h" |
|
31 #include "catalogscontext.h" |
|
32 #include "ncdproviderdefines.h" |
|
33 #include "ncdgeneralmanager.h" |
|
34 |
|
35 |
|
36 const TInt KBodyExpandSize = 4096; |
|
37 |
|
38 // ======== MEMBER FUNCTIONS ======== |
|
39 |
|
40 // --------------------------------------------------------------------------- |
|
41 // NewL |
|
42 // --------------------------------------------------------------------------- |
|
43 // |
|
44 CNcdDescriptorDownloadSubOperation* CNcdDescriptorDownloadSubOperation::NewL( |
|
45 CNcdGeneralManager& aGeneralManager, |
|
46 MCatalogsHttpSession& aHttpSession, |
|
47 const TDesC& aUri, |
|
48 MNcdOperationObserver& aObserver, |
|
49 MCatalogsSession& aSession ) |
|
50 { |
|
51 CNcdDescriptorDownloadSubOperation* self = new( ELeave ) |
|
52 CNcdDescriptorDownloadSubOperation( |
|
53 aGeneralManager, aHttpSession, aSession ); |
|
54 CleanupClosePushL( *self ); |
|
55 self->ConstructL( aUri, aObserver ); |
|
56 |
|
57 CleanupStack::Pop(); |
|
58 return self; |
|
59 } |
|
60 |
|
61 |
|
62 // --------------------------------------------------------------------------- |
|
63 // Destructor |
|
64 // --------------------------------------------------------------------------- |
|
65 // |
|
66 CNcdDescriptorDownloadSubOperation::~CNcdDescriptorDownloadSubOperation() |
|
67 { |
|
68 DLTRACEIN( ( "" ) ); |
|
69 if ( iDownload ) |
|
70 { |
|
71 iDownload->Release(); |
|
72 iDownload = NULL; |
|
73 } |
|
74 |
|
75 delete iBody; |
|
76 iBody = NULL; |
|
77 DLTRACEOUT(("")); |
|
78 } |
|
79 |
|
80 |
|
81 // --------------------------------------------------------------------------- |
|
82 // Download config getter |
|
83 // --------------------------------------------------------------------------- |
|
84 // |
|
85 MCatalogsHttpConfig& CNcdDescriptorDownloadSubOperation::Config() |
|
86 { |
|
87 DASSERT( iDownload ); |
|
88 return iDownload->Config(); |
|
89 } |
|
90 |
|
91 |
|
92 // --------------------------------------------------------------------------- |
|
93 // Download request header getter |
|
94 // --------------------------------------------------------------------------- |
|
95 // |
|
96 MCatalogsHttpHeaders& CNcdDescriptorDownloadSubOperation::RequestHeaders() |
|
97 { |
|
98 DASSERT( iDownload ); |
|
99 return iDownload->Config().RequestHeaders(); |
|
100 } |
|
101 |
|
102 // --------------------------------------------------------------------------- |
|
103 // Download response header getter |
|
104 // --------------------------------------------------------------------------- |
|
105 // |
|
106 const MCatalogsHttpHeaders& CNcdDescriptorDownloadSubOperation::ResponseHeadersL() |
|
107 { |
|
108 DASSERT( iDownload ); |
|
109 return iDownload->ResponseHeadersL(); |
|
110 } |
|
111 |
|
112 |
|
113 // --------------------------------------------------------------------------- |
|
114 // HttpOperation |
|
115 // --------------------------------------------------------------------------- |
|
116 // |
|
117 MCatalogsHttpOperation& |
|
118 CNcdDescriptorDownloadSubOperation::HttpOperation() |
|
119 { |
|
120 DASSERT( iDownload ); |
|
121 return *iDownload; |
|
122 } |
|
123 |
|
124 // --------------------------------------------------------------------------- |
|
125 // Body |
|
126 // --------------------------------------------------------------------------- |
|
127 // |
|
128 const TDesC8& CNcdDescriptorDownloadSubOperation::Body() const |
|
129 { |
|
130 if ( iBody && iBody->Size() ) |
|
131 { |
|
132 iBodyPtr.Set( iBody->Ptr( 0 ) ); |
|
133 return iBodyPtr; |
|
134 } |
|
135 return KNullDesC8(); |
|
136 } |
|
137 |
|
138 // --------------------------------------------------------------------------- |
|
139 // Start |
|
140 // --------------------------------------------------------------------------- |
|
141 // |
|
142 TInt CNcdDescriptorDownloadSubOperation::Start() |
|
143 { |
|
144 DLTRACEIN(("")); |
|
145 TInt ret = iDownload->Start(); |
|
146 |
|
147 if ( ret >= KErrNone ) |
|
148 { |
|
149 DLTRACEOUT(("")); |
|
150 return KErrNone; |
|
151 } |
|
152 DLTRACEOUT(("")); |
|
153 return ret; |
|
154 } |
|
155 |
|
156 |
|
157 // --------------------------------------------------------------------------- |
|
158 // Cancel |
|
159 // --------------------------------------------------------------------------- |
|
160 // |
|
161 void CNcdDescriptorDownloadSubOperation::Cancel() |
|
162 { |
|
163 DLTRACEIN(( "" )); |
|
164 if ( iDownload ) |
|
165 { |
|
166 // Cancel also releases the dl |
|
167 iDownload->Cancel(); |
|
168 iDownload = NULL; |
|
169 } |
|
170 DLTRACEOUT(( "" )); |
|
171 } |
|
172 |
|
173 |
|
174 // --------------------------------------------------------------------------- |
|
175 // HandleHttpEvent |
|
176 // --------------------------------------------------------------------------- |
|
177 // |
|
178 void CNcdDescriptorDownloadSubOperation::HandleHttpEventL( |
|
179 MCatalogsHttpOperation& aOperation, |
|
180 TCatalogsHttpEvent aEvent ) |
|
181 { |
|
182 DLTRACEIN( ( "" ) ); |
|
183 (void) aOperation; // suppresses compiler warning |
|
184 DASSERT( &aOperation == iDownload ); |
|
185 DASSERT( aOperation.OperationType() == ECatalogsHttpTransaction ); |
|
186 |
|
187 TCatalogsTransportProgress progress( iDownload->Progress() ); |
|
188 |
|
189 iProgress = TNcdSendableProgress( iDownloadState, |
|
190 iDownload->OperationId().Id(), progress.iProgress, |
|
191 progress.iMaxProgress ); |
|
192 |
|
193 switch( aEvent.iOperationState ) |
|
194 { |
|
195 // Handle completed operation |
|
196 case ECatalogsHttpOpCompleted: |
|
197 { |
|
198 DLTRACE(("ECatalogsHttpOpCompleted")); |
|
199 iDownloadState = ENcdDownloadComplete; |
|
200 NotifyObserversComplete( KErrNone ); |
|
201 break; |
|
202 } |
|
203 |
|
204 // Handle operation in progress |
|
205 case ECatalogsHttpOpInProgress: |
|
206 { |
|
207 iDownloadState = ENcdDownloadInProgress; |
|
208 switch ( aEvent.iProgressState ) |
|
209 { |
|
210 |
|
211 case ECatalogsHttpResponseBodyReceived: |
|
212 { |
|
213 DLTRACE(("Response body received")); |
|
214 TRAP( iError, |
|
215 { |
|
216 // Append the body |
|
217 iBody->InsertL( iBody->Size(), iDownload->Body() ); |
|
218 }); |
|
219 |
|
220 if ( iError != KErrNone ) |
|
221 { |
|
222 DLERROR(("Error when appending body: %d", iError )); |
|
223 iDownload->Release(); |
|
224 iDownload = NULL; |
|
225 iOperationState = EStateComplete; |
|
226 iDownloadState = ENcdDownloadFailed; |
|
227 NotifyObserversComplete( iError ); |
|
228 } |
|
229 else |
|
230 { |
|
231 iOperationState = EStateRunning; |
|
232 DLTRACE(("Inform observer about progress")); |
|
233 NotifyObserversProgress(); |
|
234 } |
|
235 break; |
|
236 } |
|
237 |
|
238 case ECatalogsHttpStarted: |
|
239 { |
|
240 DLTRACE(("Operation started")); |
|
241 iOperationState = EStateRunning; |
|
242 iProgress.iState = ENcdDownloadStarted; |
|
243 DLTRACE(("Inform observer about progress")); |
|
244 NotifyObserversProgress(); |
|
245 |
|
246 break; |
|
247 } |
|
248 |
|
249 default: |
|
250 break; |
|
251 } |
|
252 break; |
|
253 } |
|
254 |
|
255 default: |
|
256 { |
|
257 break; |
|
258 } |
|
259 } |
|
260 DLTRACEOUT(("")); |
|
261 } |
|
262 |
|
263 |
|
264 // --------------------------------------------------------------------------- |
|
265 // HandleHttpError |
|
266 // --------------------------------------------------------------------------- |
|
267 // |
|
268 TBool CNcdDescriptorDownloadSubOperation::HandleHttpError( |
|
269 MCatalogsHttpOperation& aOperation, |
|
270 TCatalogsHttpError aError ) |
|
271 { |
|
272 DLTRACEIN( ( "Error type: %i, id: %i", aError.iType, aError.iError ) ); |
|
273 DASSERT( &aOperation == iDownload ); |
|
274 |
|
275 aOperation.Release(); |
|
276 iDownload = NULL; |
|
277 iError = aError.iError; |
|
278 iDownloadState = ENcdDownloadFailed; |
|
279 iOperationState = EStateComplete; |
|
280 |
|
281 // notify observer |
|
282 NotifyObserversComplete( iError ); |
|
283 return ETrue; |
|
284 } |
|
285 |
|
286 |
|
287 // --------------------------------------------------------------------------- |
|
288 // RunOperation |
|
289 // --------------------------------------------------------------------------- |
|
290 // |
|
291 TInt CNcdDescriptorDownloadSubOperation::RunOperation() |
|
292 { |
|
293 DLTRACEIN(( "Pending message: %X", iPendingMessage )); |
|
294 return KErrNone; |
|
295 } |
|
296 |
|
297 |
|
298 // --------------------------------------------------------------------------- |
|
299 // Constructor |
|
300 // --------------------------------------------------------------------------- |
|
301 // |
|
302 CNcdDescriptorDownloadSubOperation::CNcdDescriptorDownloadSubOperation( |
|
303 CNcdGeneralManager& aGeneralManager, |
|
304 MCatalogsHttpSession& aHttpSession, |
|
305 MCatalogsSession& aSession ) : |
|
306 CNcdBaseOperation( aGeneralManager, NULL, EDescriptorDownloadSubOperation, aSession ), |
|
307 iHttpSession( aHttpSession ), |
|
308 iBodyPtr( NULL, 0 ) |
|
309 { |
|
310 } |
|
311 |
|
312 |
|
313 // --------------------------------------------------------------------------- |
|
314 // ConstructL |
|
315 // --------------------------------------------------------------------------- |
|
316 // |
|
317 void CNcdDescriptorDownloadSubOperation::ConstructL( const TDesC& aUri, |
|
318 MNcdOperationObserver& aObserver ) |
|
319 { |
|
320 DLTRACEIN(( _L("URI: %S"), &aUri )); |
|
321 // Call ConstructL for the base class |
|
322 CNcdBaseOperation::ConstructL(); |
|
323 |
|
324 |
|
325 AddObserverL( &aObserver ); |
|
326 |
|
327 iBody = CBufFlat::NewL( KBodyExpandSize ); |
|
328 |
|
329 // Create the transaction |
|
330 iDownload = iHttpSession.CreateTransactionL( aUri, this ); |
|
331 |
|
332 |
|
333 DLTRACEOUT(( "" )); |
|
334 } |
|
335 |
|
336 |
|
337 // --------------------------------------------------------------------------- |
|
338 // NotifyObserversComplete |
|
339 // --------------------------------------------------------------------------- |
|
340 // |
|
341 void CNcdDescriptorDownloadSubOperation::NotifyObserversComplete( TInt aError ) |
|
342 { |
|
343 Open(); // increase ref count in CCatalogsCommunicable |
|
344 for( TInt i = 0; i < iObservers.Count(); ++i ) |
|
345 { |
|
346 iObservers[i]->OperationComplete( this, aError ); |
|
347 } |
|
348 Close(); |
|
349 } |
|
350 |
|
351 |
|
352 // --------------------------------------------------------------------------- |
|
353 // NotifyObserversProgress |
|
354 // --------------------------------------------------------------------------- |
|
355 // |
|
356 void CNcdDescriptorDownloadSubOperation::NotifyObserversProgress() |
|
357 { |
|
358 Open(); // increase ref count in CCatalogsCommunicable |
|
359 for( TInt i = 0; i < iObservers.Count(); ++i ) |
|
360 { |
|
361 iObservers[i]->Progress( *this ); |
|
362 } |
|
363 Close(); |
|
364 } |