28
|
1 |
/*
|
|
2 |
* Copyright (c) 2002-2007 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: Declares CUPPrinterContainer class
|
|
15 |
*
|
|
16 |
*/
|
|
17 |
|
|
18 |
|
|
19 |
#include "cupprintercontainer.h"
|
|
20 |
#include "cuplogger.h"
|
|
21 |
#include "upconsts.h"
|
|
22 |
|
|
23 |
_LIT(KUPnPPrinterCache, "printers.txt");
|
|
24 |
|
|
25 |
#define KMaxCacheFileSize 512
|
|
26 |
|
|
27 |
// Public functions
|
|
28 |
|
|
29 |
//--------------------------------------------------------------------------------------------
|
|
30 |
//
|
|
31 |
// CUPPrinterContainer::~CUPPrinterContainer
|
|
32 |
//
|
|
33 |
//--------------------------------------------------------------------------------------------
|
|
34 |
CUPPrinterContainer::~CUPPrinterContainer()
|
|
35 |
{
|
|
36 |
iPrinters.ResetAndDestroy();
|
|
37 |
iPrinters.Close();
|
|
38 |
iFsSession.Close();
|
|
39 |
if(iCacheBuffer)
|
|
40 |
delete iCacheBuffer;
|
|
41 |
}
|
|
42 |
|
|
43 |
//--------------------------------------------------------------------------------------------
|
|
44 |
//
|
|
45 |
// CUPPrinterContainer::NewL
|
|
46 |
//
|
|
47 |
//--------------------------------------------------------------------------------------------
|
|
48 |
CUPPrinterContainer* CUPPrinterContainer::NewL()
|
|
49 |
{
|
|
50 |
CUPPrinterContainer* self = new (ELeave) CUPPrinterContainer();
|
|
51 |
CleanupStack::PushL(self);
|
|
52 |
self->ConstructL();
|
|
53 |
CleanupStack::Pop(); // self
|
|
54 |
return self;
|
|
55 |
}
|
|
56 |
|
|
57 |
//--------------------------------------------------------------------------------------------
|
|
58 |
//
|
|
59 |
// CUPPrinterContainer::Printer
|
|
60 |
//
|
|
61 |
//--------------------------------------------------------------------------------------------
|
|
62 |
CUPPrinter* CUPPrinterContainer::Printer(CUpnpDevice& aDevice)
|
|
63 |
{
|
|
64 |
TInt index = PrinterIndex(aDevice);
|
|
65 |
if(KErrNotFound != index)
|
|
66 |
{
|
|
67 |
return PrinterByIndex(index);
|
|
68 |
}
|
|
69 |
else
|
|
70 |
return NULL;
|
|
71 |
}
|
|
72 |
|
|
73 |
//--------------------------------------------------------------------------------------------
|
|
74 |
//
|
|
75 |
// CUPPrinterContainer::Printer
|
|
76 |
//
|
|
77 |
//--------------------------------------------------------------------------------------------
|
|
78 |
CUPPrinter* CUPPrinterContainer::Printer(TInt aId)
|
|
79 |
{
|
|
80 |
TInt index = PrinterIndex(aId);
|
|
81 |
if(KErrNotFound != index)
|
|
82 |
{
|
|
83 |
return PrinterByIndex(index);
|
|
84 |
}
|
|
85 |
else
|
|
86 |
return NULL;
|
|
87 |
}
|
|
88 |
|
|
89 |
|
|
90 |
//--------------------------------------------------------------------------------------------
|
|
91 |
//
|
|
92 |
// CUPPrinterContainer::ToTPrinter
|
|
93 |
//
|
|
94 |
//--------------------------------------------------------------------------------------------
|
|
95 |
TPrinter CUPPrinterContainer::ToTPrinter(CUpnpDevice& aDevice)
|
|
96 |
{
|
|
97 |
TInt index = PrinterIndex(aDevice);
|
|
98 |
return ToTPrinter(index);
|
|
99 |
}
|
|
100 |
|
|
101 |
//--------------------------------------------------------------------------------------------
|
|
102 |
//
|
|
103 |
// CUPPrinterContainer::ToTPrinter
|
|
104 |
//
|
|
105 |
//--------------------------------------------------------------------------------------------
|
|
106 |
TPrinter CUPPrinterContainer::ToTPrinter(TInt aIndex)
|
|
107 |
{
|
|
108 |
if (aIndex >= iPrinters.Count() )
|
|
109 |
{
|
|
110 |
TPrinter nullPrinter;
|
|
111 |
nullPrinter.iPrinterID = KErrNotFound;
|
|
112 |
nullPrinter.iProtocol = 0;
|
|
113 |
nullPrinter.iProperties = TPrinter::Cached;
|
|
114 |
return nullPrinter;
|
|
115 |
}
|
|
116 |
|
|
117 |
return iPrinters[aIndex]->ToTPrinter();
|
|
118 |
}
|
|
119 |
|
|
120 |
//--------------------------------------------------------------------------------------------
|
|
121 |
//
|
|
122 |
// CUPPrinterContainer::PrinterCount
|
|
123 |
//
|
|
124 |
//--------------------------------------------------------------------------------------------
|
|
125 |
TInt CUPPrinterContainer::PrinterCount()
|
|
126 |
{
|
|
127 |
return iPrinters.Count();
|
|
128 |
}
|
|
129 |
|
|
130 |
|
|
131 |
//--------------------------------------------------------------------------------------------
|
|
132 |
//
|
|
133 |
// CUPPrinterContainer::AddPrinterL
|
|
134 |
//
|
|
135 |
//--------------------------------------------------------------------------------------------
|
|
136 |
void CUPPrinterContainer::AddPrinterL(CUpnpDevice& aDevice, TInt& aId)
|
|
137 |
{
|
|
138 |
aId = KErrNotFound;
|
|
139 |
|
|
140 |
// Check if the discovered printer is cached/ disappeared
|
|
141 |
for (TInt i=0; i < iPrinters.Count(); i++)
|
|
142 |
{
|
|
143 |
if (iPrinters[i]->UId().Compare(aDevice.Uuid()) == 0)
|
|
144 |
{
|
|
145 |
// Printer already in array - update pointer
|
|
146 |
iPrinters[i]->SetDevice(&aDevice);
|
|
147 |
if (iPrinters[i]->IsDisappeared())
|
|
148 |
{
|
|
149 |
// remove disappeared flag
|
|
150 |
iPrinters[i]->SetDisappeared(EFalse);
|
|
151 |
}
|
|
152 |
aId = iPrinters[i]->Id();
|
|
153 |
User::Leave(KErrAlreadyExists);
|
|
154 |
}
|
|
155 |
}
|
|
156 |
|
|
157 |
// New printer - append to list
|
|
158 |
TInt id = GenerateId();
|
|
159 |
CUPPrinter* newPrinter = CUPPrinter::NewL(aDevice, id);
|
|
160 |
CleanupStack::PushL(newPrinter);
|
|
161 |
iPrinters.AppendL(newPrinter);
|
|
162 |
CleanupStack::Pop(newPrinter);
|
|
163 |
aId = id;
|
|
164 |
}
|
|
165 |
|
|
166 |
|
|
167 |
//--------------------------------------------------------------------------------------------
|
|
168 |
//
|
|
169 |
// CUPPrinterContainer::RemovePrinter
|
|
170 |
//
|
|
171 |
//--------------------------------------------------------------------------------------------
|
|
172 |
TInt CUPPrinterContainer::RemovePrinter(CUpnpDevice& aDevice)
|
|
173 |
{
|
|
174 |
TInt index = PrinterIndex(aDevice);
|
|
175 |
if(KErrNotFound != index)
|
|
176 |
{
|
|
177 |
return RemovePrinter(index);
|
|
178 |
}
|
|
179 |
else
|
|
180 |
return index;
|
|
181 |
}
|
|
182 |
|
|
183 |
//--------------------------------------------------------------------------------------------
|
|
184 |
//
|
|
185 |
// CUPPrinterContainer::RemovePrinter
|
|
186 |
//
|
|
187 |
//--------------------------------------------------------------------------------------------
|
|
188 |
TInt CUPPrinterContainer::RemovePrinter(TInt aIndex)
|
|
189 |
{
|
|
190 |
if (aIndex >= iPrinters.Count() || aIndex < 0)
|
|
191 |
return KErrArgument;
|
|
192 |
CUPPrinter* temp = iPrinters[aIndex];
|
|
193 |
iPrinters.Remove(aIndex);
|
|
194 |
if (temp)
|
|
195 |
{
|
|
196 |
delete temp;
|
|
197 |
temp = NULL;
|
|
198 |
}
|
|
199 |
return KErrNone;
|
|
200 |
}
|
|
201 |
//--------------------------------------------------------------------------------------------
|
|
202 |
//
|
|
203 |
// CUPPrinterContainer::RemovePrinter
|
|
204 |
//
|
|
205 |
//--------------------------------------------------------------------------------------------
|
|
206 |
TInt CUPPrinterContainer::RemoveCachedDeviceL(TInt aDeviceID)
|
|
207 |
{
|
|
208 |
TInt err = KErrNone;
|
|
209 |
TBool cached = EFalse;
|
|
210 |
|
|
211 |
for (TInt i=0; i < iPrinters.Count(); i++)
|
|
212 |
{
|
|
213 |
if (iPrinters[i]->Id() == aDeviceID)
|
|
214 |
{
|
|
215 |
cached = iPrinters[i]->Cached();
|
|
216 |
iPrinters[i]->SetCached(EFalse);
|
|
217 |
break;
|
|
218 |
}
|
|
219 |
}
|
|
220 |
|
|
221 |
if(!cached)
|
|
222 |
return KErrNone;
|
|
223 |
|
|
224 |
ReadCacheFileL();
|
|
225 |
|
|
226 |
TInt startPos = 0;
|
|
227 |
TInt endPos = 0;
|
|
228 |
|
|
229 |
FindCachedPrinterL(aDeviceID, startPos, endPos);
|
|
230 |
|
|
231 |
LOG1("[CUPPrinterContainer::RemoveCachedDeviceL]\t startPos:\t%d", startPos);
|
|
232 |
LOG1("[CUPPrinterContainer::RemoveCachedDeviceL]\t endPos:\t%d", endPos);
|
|
233 |
|
|
234 |
if(0 < endPos)
|
|
235 |
{
|
|
236 |
//Remove printer form the buffer
|
|
237 |
iCacheBuffer->Des().Delete(startPos, endPos-startPos);
|
|
238 |
|
|
239 |
//Write buffer in file
|
|
240 |
RFile cacheFile;
|
|
241 |
CleanupClosePushL(cacheFile);
|
|
242 |
TInt err = cacheFile.Replace( iFsSession, KUPnPPrinterCache, EFileWrite);
|
|
243 |
if (err == KErrNone)
|
|
244 |
{
|
|
245 |
err = cacheFile.Write(iCacheBuffer->Des());
|
|
246 |
}
|
|
247 |
CleanupStack::PopAndDestroy(&cacheFile);
|
|
248 |
}
|
|
249 |
|
|
250 |
delete iCacheBuffer;
|
|
251 |
iCacheBuffer = NULL;
|
|
252 |
|
|
253 |
return err;
|
|
254 |
}
|
|
255 |
|
|
256 |
//--------------------------------------------------------------------------------------------
|
|
257 |
//
|
|
258 |
// CUPPrinterContainer::Printer
|
|
259 |
//
|
|
260 |
//--------------------------------------------------------------------------------------------
|
|
261 |
CUPPrinter* CUPPrinterContainer::PrinterByIndex(TInt aIndex)
|
|
262 |
{
|
|
263 |
if (aIndex >= iPrinters.Count() || aIndex < 0)
|
|
264 |
return NULL;
|
|
265 |
return iPrinters[aIndex];
|
|
266 |
}
|
|
267 |
|
|
268 |
|
|
269 |
//--------------------------------------------------------------------------------------------
|
|
270 |
//
|
|
271 |
// CUPPrinterContainer::PrinterIndex
|
|
272 |
//
|
|
273 |
//--------------------------------------------------------------------------------------------
|
|
274 |
TInt CUPPrinterContainer::PrinterIndex(CUpnpDevice& aDevice)
|
|
275 |
{
|
|
276 |
TPtrC8 uuid = aDevice.Uuid();
|
|
277 |
TInt count = iPrinters.Count();
|
|
278 |
for (TInt i=0; i<count; i++)
|
|
279 |
{
|
|
280 |
TPtrC8 tempUuid = KNullDesC8();
|
|
281 |
if(!iPrinters[i]->IsDisappeared())
|
|
282 |
tempUuid.Set( (iPrinters[i])->Device()->Uuid() );
|
|
283 |
|
|
284 |
if (uuid.Compare(tempUuid) == 0)
|
|
285 |
return i;
|
|
286 |
}
|
|
287 |
return KErrNotFound;
|
|
288 |
}
|
|
289 |
|
|
290 |
|
|
291 |
//--------------------------------------------------------------------------------------------
|
|
292 |
//
|
|
293 |
// CUPPrinterContainer::PrinterIndex
|
|
294 |
//
|
|
295 |
//--------------------------------------------------------------------------------------------
|
|
296 |
TInt CUPPrinterContainer::PrinterIndex(TInt aId)
|
|
297 |
{
|
|
298 |
TInt count = iPrinters.Count();
|
|
299 |
for (TInt i=0; i<count; i++)
|
|
300 |
{
|
|
301 |
if (aId == iPrinters[i]->Id())
|
|
302 |
return i;
|
|
303 |
}
|
|
304 |
|
|
305 |
return KErrNotFound;
|
|
306 |
}
|
|
307 |
|
|
308 |
|
|
309 |
//--------------------------------------------------------------------------------------------
|
|
310 |
//
|
|
311 |
// CUPPrinterContainer::PrinterDisappeared
|
|
312 |
//
|
|
313 |
//--------------------------------------------------------------------------------------------
|
|
314 |
void CUPPrinterContainer::PrinterDisappeared(CUpnpDevice& aDevice)
|
|
315 |
{
|
|
316 |
// Check if device is found from iPrinters array. If so add to disappeared array.
|
|
317 |
TInt index = PrinterIndex(aDevice);
|
|
318 |
if ( index >=0 )
|
|
319 |
{
|
|
320 |
iPrinters[index]->SetDisappeared(ETrue);
|
|
321 |
}
|
|
322 |
}
|
|
323 |
|
|
324 |
|
|
325 |
//--------------------------------------------------------------------------------------------
|
|
326 |
//
|
|
327 |
// CUPPrinterContainer::SyncPrinterArray
|
|
328 |
//
|
|
329 |
//--------------------------------------------------------------------------------------------
|
|
330 |
void CUPPrinterContainer::SyncPrinterArray()
|
|
331 |
{
|
|
332 |
for(TInt i=0; i<iPrinters.Count(); i++)
|
|
333 |
{
|
|
334 |
if (iPrinters[i]->IsDisappeared())
|
|
335 |
{
|
|
336 |
RemovePrinter(i);
|
|
337 |
i--;
|
|
338 |
}
|
|
339 |
}
|
|
340 |
}
|
|
341 |
|
|
342 |
//--------------------------------------------------------------------------------------------
|
|
343 |
//
|
|
344 |
// CUPPrinterContainer::UpdateCache
|
|
345 |
//
|
|
346 |
//--------------------------------------------------------------------------------------------
|
|
347 |
void CUPPrinterContainer::UpdateCacheL()
|
|
348 |
{
|
|
349 |
// Calculate size for buffer
|
|
350 |
TInt bufSize = 0;
|
|
351 |
for (TInt i=0; i < iPrinters.Count(); i++)
|
|
352 |
{
|
|
353 |
bufSize += 3; // Separators and line feed
|
|
354 |
|
|
355 |
TBuf8<10> id;
|
|
356 |
id.AppendNum(iPrinters[i]->Id());
|
|
357 |
TBuf8<10> vendor;
|
|
358 |
vendor.AppendNum(iPrinters[i]->Vendor());
|
|
359 |
|
|
360 |
bufSize += id.Length();
|
|
361 |
bufSize += iPrinters[i]->DisplayName().Length();
|
|
362 |
bufSize += vendor.Length();
|
|
363 |
bufSize += iPrinters[i]->UId().Length();
|
|
364 |
}
|
|
365 |
|
|
366 |
// Create buffer
|
|
367 |
if(iCacheBuffer)
|
|
368 |
{
|
|
369 |
delete iCacheBuffer;
|
|
370 |
iCacheBuffer = NULL;
|
|
371 |
}
|
|
372 |
|
|
373 |
iCacheBuffer = HBufC8::NewL(bufSize);
|
|
374 |
|
|
375 |
// Write buffer
|
|
376 |
for (TInt i=0; i < iPrinters.Count(); i++)
|
|
377 |
{
|
|
378 |
iCacheBuffer->Des().AppendNum(iPrinters[i]->Id());
|
|
379 |
iCacheBuffer->Des().Append(KUPnPComma());
|
|
380 |
iCacheBuffer->Des().Append(iPrinters[i]->DisplayName());
|
|
381 |
iCacheBuffer->Des().Append(KUPnPComma());
|
|
382 |
iCacheBuffer->Des().AppendNum(iPrinters[i]->Vendor());
|
|
383 |
iCacheBuffer->Des().Append(KUPnPComma());
|
|
384 |
iCacheBuffer->Des().Append(iPrinters[i]->UId());
|
|
385 |
iCacheBuffer->Des().Append(KUPnPLineFeed8());
|
|
386 |
}
|
|
387 |
|
|
388 |
// Write buffer to file
|
|
389 |
RFile cacheFile;
|
|
390 |
TInt err = cacheFile.Replace( iFsSession, KUPnPPrinterCache, EFileWrite);
|
|
391 |
if (err == KErrNone)
|
|
392 |
{
|
|
393 |
err = cacheFile.Write(iCacheBuffer->Des());
|
|
394 |
}
|
|
395 |
cacheFile.Close();
|
|
396 |
User::LeaveIfError(err);
|
|
397 |
}
|
|
398 |
|
|
399 |
//--------------------------------------------------------------------------------------------
|
|
400 |
//
|
|
401 |
// CUPPrinterContainer::UpdateCache
|
|
402 |
//
|
|
403 |
//--------------------------------------------------------------------------------------------
|
|
404 |
void CUPPrinterContainer::UpdateCacheL(TInt aDeviceId)
|
|
405 |
{
|
|
406 |
|
|
407 |
// Get correct printer
|
|
408 |
CUPPrinter* printer = NULL;
|
|
409 |
for (TInt i=0; i < iPrinters.Count(); i++)
|
|
410 |
{
|
|
411 |
if(iPrinters[i]->Id() == aDeviceId)
|
|
412 |
{
|
|
413 |
printer = iPrinters[i];
|
|
414 |
break;
|
|
415 |
}
|
|
416 |
}
|
|
417 |
User::LeaveIfNull(printer);
|
|
418 |
|
|
419 |
// Calculate size for buffer
|
|
420 |
TInt bufSize = 0;
|
|
421 |
if(!printer->Cached())
|
|
422 |
{
|
|
423 |
TBuf8<10> id;
|
|
424 |
id.AppendNum(printer->Id());
|
|
425 |
|
|
426 |
TBuf8<10> vendor;
|
|
427 |
vendor.AppendNum(printer->Vendor());
|
|
428 |
vendor.Append(_L8(" "));
|
|
429 |
|
|
430 |
bufSize += id.Length();
|
|
431 |
bufSize += KUPnPComma().Length();
|
|
432 |
bufSize += printer->DisplayName().Length();
|
|
433 |
bufSize += KUPnPComma().Length();
|
|
434 |
bufSize += vendor.Length();
|
|
435 |
bufSize += KUPnPComma().Length();
|
|
436 |
bufSize += printer->UId().Length();
|
|
437 |
bufSize += KUPnPLineFeed().Length();
|
|
438 |
|
|
439 |
// Create buffer
|
|
440 |
HBufC8* fileBuffer = HBufC8::NewL(bufSize);
|
|
441 |
CleanupStack::PushL(fileBuffer);
|
|
442 |
|
|
443 |
fileBuffer->Des().AppendNum(printer->Id());
|
|
444 |
fileBuffer->Des().Append(KUPnPComma());
|
|
445 |
fileBuffer->Des().Append(printer->DisplayName());
|
|
446 |
fileBuffer->Des().Append(KUPnPComma());
|
|
447 |
fileBuffer->Des().Append(vendor);
|
|
448 |
fileBuffer->Des().Append(KUPnPComma());
|
|
449 |
fileBuffer->Des().Append(printer->UId());
|
|
450 |
fileBuffer->Des().Append(KUPnPLineFeed());
|
|
451 |
|
|
452 |
|
|
453 |
RFile cacheFile;
|
|
454 |
CleanupClosePushL(cacheFile);
|
|
455 |
TInt fSize = 0;
|
|
456 |
// Find end of file to write if exists
|
|
457 |
TInt err = cacheFile.Open( iFsSession, KUPnPPrinterCache, EFileWrite);
|
|
458 |
if (err == KErrNone)
|
|
459 |
{
|
|
460 |
cacheFile.Size(fSize);
|
|
461 |
++fSize;
|
|
462 |
}
|
|
463 |
else
|
|
464 |
{
|
|
465 |
// Write buffer to file
|
|
466 |
User::LeaveIfError(cacheFile.Replace( iFsSession, KUPnPPrinterCache, EFileWrite));
|
|
467 |
}
|
|
468 |
User::LeaveIfError(cacheFile.Write(fSize, fileBuffer->Des()));
|
|
469 |
printer->SetCached(ETrue);
|
|
470 |
|
|
471 |
CleanupStack::PopAndDestroy(2); // fileBuffer, cacheFile
|
|
472 |
}
|
|
473 |
}
|
|
474 |
|
|
475 |
//--------------------------------------------------------------------------------------------
|
|
476 |
//
|
|
477 |
// CUPPrinterContainer::GetDisappearedPrinters
|
|
478 |
//
|
|
479 |
//--------------------------------------------------------------------------------------------
|
|
480 |
void CUPPrinterContainer::GetDisappearedPrinters(RPointerArray<CUPPrinter>& aArray)
|
|
481 |
{
|
|
482 |
for (TInt i=0; i < iPrinters.Count(); i++)
|
|
483 |
{
|
|
484 |
if (iPrinters[i]->IsDisappeared())
|
|
485 |
{
|
|
486 |
aArray.Append(iPrinters[i]);
|
|
487 |
}
|
|
488 |
}
|
|
489 |
}
|
|
490 |
|
|
491 |
///////////////////////////
|
|
492 |
// Protected functions
|
|
493 |
///////////////////////////
|
|
494 |
//--------------------------------------------------------------------------------------------
|
|
495 |
//
|
|
496 |
// CUPPrinterContainer::ConstructL
|
|
497 |
//
|
|
498 |
//--------------------------------------------------------------------------------------------
|
|
499 |
void CUPPrinterContainer::ConstructL()
|
|
500 |
{
|
|
501 |
iCacheBuffer = NULL;
|
|
502 |
|
|
503 |
// Init file server session
|
|
504 |
User::LeaveIfError( iFsSession.Connect() );
|
|
505 |
|
|
506 |
TInt err = iFsSession.MkDirAll( KUPnPDataPath );
|
|
507 |
if (err != KErrNone && err != KErrAlreadyExists)
|
|
508 |
{
|
|
509 |
User::Leave(err);
|
|
510 |
}
|
|
511 |
|
|
512 |
User::LeaveIfError(iFsSession.SetSessionPath( KUPnPDataPath ));
|
|
513 |
}
|
|
514 |
|
|
515 |
///////////////////////////
|
|
516 |
// Private functions
|
|
517 |
///////////////////////////
|
|
518 |
//--------------------------------------------------------------------------------------------
|
|
519 |
//
|
|
520 |
// CUPPrinterContainer::CUPPrinterContainer
|
|
521 |
//
|
|
522 |
//--------------------------------------------------------------------------------------------
|
|
523 |
CUPPrinterContainer::CUPPrinterContainer()
|
|
524 |
{
|
|
525 |
iIdCounter = 0;
|
|
526 |
}
|
|
527 |
|
|
528 |
|
|
529 |
//--------------------------------------------------------------------------------------------
|
|
530 |
//
|
|
531 |
// CUPPrinterContainer::ToCDevice
|
|
532 |
//
|
|
533 |
//--------------------------------------------------------------------------------------------
|
|
534 |
CUpnpDevice* CUPPrinterContainer::ToCDevice(TInt aIndex)
|
|
535 |
{
|
|
536 |
if (aIndex >= iPrinters.Count() || aIndex < 0 || iPrinters[aIndex]->IsDisappeared())
|
|
537 |
return NULL;
|
|
538 |
return iPrinters[aIndex]->Device();
|
|
539 |
}
|
|
540 |
|
|
541 |
//--------------------------------------------------------------------------------------------
|
|
542 |
//
|
|
543 |
// CUPPrinterContainer::ReadCacheL
|
|
544 |
//
|
|
545 |
//--------------------------------------------------------------------------------------------
|
|
546 |
void CUPPrinterContainer::ReadCacheL()
|
|
547 |
{
|
|
548 |
LOG("[CUPPrinterContainer::ReadCacheL]\t");
|
|
549 |
|
|
550 |
ReadCacheFileL();
|
|
551 |
|
|
552 |
TPtr8 bufferPtr( iCacheBuffer->Des() );
|
|
553 |
|
|
554 |
// Add cached devices.
|
|
555 |
while (bufferPtr.Find(KUPnPLineFeed8()) >= 0)
|
|
556 |
{
|
|
557 |
// Read id
|
|
558 |
TInt separPos = bufferPtr.Find(KUPnPComma());
|
|
559 |
TInt lfPos = bufferPtr.Find(KUPnPLineFeed8());
|
|
560 |
|
|
561 |
if (lfPos < 1 || lfPos < separPos)
|
|
562 |
{
|
|
563 |
break; // No id could be read
|
|
564 |
}
|
|
565 |
|
|
566 |
TPtrC8 idStr = bufferPtr.Left(separPos);
|
|
567 |
TInt id;
|
|
568 |
TLex8 lex(idStr);
|
|
569 |
TInt error = lex.Val(id);
|
|
570 |
User::LeaveIfError( error );
|
|
571 |
|
|
572 |
bufferPtr = bufferPtr.Right(bufferPtr.Length()-separPos-1);
|
|
573 |
|
|
574 |
// Read display name
|
|
575 |
separPos = bufferPtr.Find(KUPnPComma());
|
|
576 |
lfPos = bufferPtr.Find(KUPnPLineFeed8());
|
|
577 |
|
|
578 |
if (lfPos < 1 || lfPos < separPos)
|
|
579 |
{
|
|
580 |
break; // No name could be read
|
|
581 |
}
|
|
582 |
|
|
583 |
TPtrC8 name = bufferPtr.Left(separPos);
|
|
584 |
TBuf8<100> dispName;
|
|
585 |
dispName.Copy(name);
|
|
586 |
bufferPtr = bufferPtr.Right(bufferPtr.Length()-separPos-1);
|
|
587 |
|
|
588 |
// Read vendor
|
|
589 |
separPos = bufferPtr.Find(KUPnPComma());
|
|
590 |
lfPos = bufferPtr.Find(KUPnPLineFeed8());
|
|
591 |
|
|
592 |
if (lfPos < 1 || lfPos < separPos)
|
|
593 |
{
|
|
594 |
break; // No vendor could be read
|
|
595 |
}
|
|
596 |
|
|
597 |
TPtrC8 vendorStr = bufferPtr.Left(separPos);
|
|
598 |
TInt vendor;
|
|
599 |
TLex8 lexV(vendorStr);
|
|
600 |
TInt err = lexV.Val(vendor);
|
|
601 |
|
|
602 |
// FIX: if error reading vendor, use default 0 and return err to none
|
|
603 |
if ( err != KErrNone )
|
|
604 |
{
|
|
605 |
vendor = 0;
|
|
606 |
err = KErrNone;
|
|
607 |
}
|
|
608 |
|
|
609 |
bufferPtr = bufferPtr.Right(bufferPtr.Length()-separPos-1);
|
|
610 |
|
|
611 |
//Read uid
|
|
612 |
separPos = bufferPtr.Find(KUPnPComma());
|
|
613 |
lfPos = bufferPtr.Find(KUPnPLineFeed8());
|
|
614 |
|
|
615 |
if ( (lfPos < 1) || (lfPos > separPos && separPos >= 0 ) )
|
|
616 |
{
|
|
617 |
break; // No uid could be read
|
|
618 |
}
|
|
619 |
|
|
620 |
TPtrC8 uid = bufferPtr.Left(lfPos);
|
|
621 |
|
|
622 |
// Add cached printer
|
|
623 |
if (err == KErrNone)
|
|
624 |
{
|
|
625 |
AddCachedPrinterL(id, uid, dispName, vendor);
|
|
626 |
}
|
|
627 |
|
|
628 |
bufferPtr = bufferPtr.Right(bufferPtr.Length()-lfPos-1);
|
|
629 |
|
|
630 |
}
|
|
631 |
}
|
|
632 |
|
|
633 |
//--------------------------------------------------------------------------------------------
|
|
634 |
//
|
|
635 |
// CUPPrinterContainer::FindCachedPrinterL
|
|
636 |
//
|
|
637 |
//--------------------------------------------------------------------------------------------
|
|
638 |
TPtrC8 CUPPrinterContainer::FindCachedPrinterL(TInt aId, TInt& aStartPos, TInt& aEndPos)
|
|
639 |
{
|
|
640 |
LOG("[CUPPrinterContainer::FindCachedPrinterL]\t");
|
|
641 |
|
|
642 |
User::LeaveIfNull(iCacheBuffer);
|
|
643 |
TPtrC8 bufferPtr( iCacheBuffer->Des() );
|
|
644 |
|
|
645 |
TBuf8<10> reqId;
|
|
646 |
reqId.AppendNum(aId);
|
|
647 |
|
|
648 |
aStartPos = 0;
|
|
649 |
aEndPos = 0;
|
|
650 |
|
|
651 |
// Find cached device.
|
|
652 |
while (bufferPtr.Find(KUPnPLineFeed8()) >= 0)
|
|
653 |
{
|
|
654 |
aStartPos = aEndPos;
|
|
655 |
|
|
656 |
// Read id
|
|
657 |
TInt separPos = bufferPtr.Find(KUPnPComma());
|
|
658 |
TInt lfPos = bufferPtr.Find(KUPnPLineFeed8());
|
|
659 |
|
|
660 |
if (lfPos < 1 || lfPos < separPos)
|
|
661 |
{
|
|
662 |
break; // No id could be read
|
|
663 |
}
|
|
664 |
|
|
665 |
aEndPos += lfPos+1;
|
|
666 |
|
|
667 |
LOG81("[CUPPrinterContainer::FindCachedPrinterL]\t bufferPtr: %S", &bufferPtr);
|
|
668 |
|
|
669 |
//Find next printer if id doesn't match
|
|
670 |
if(0 != reqId.Compare(bufferPtr.Left(separPos)))
|
|
671 |
{
|
|
672 |
bufferPtr.Set(bufferPtr.Right(bufferPtr.Length()-lfPos-1));
|
|
673 |
continue;
|
|
674 |
}
|
|
675 |
else
|
|
676 |
{
|
|
677 |
return bufferPtr.Left(aEndPos);
|
|
678 |
}
|
|
679 |
}
|
|
680 |
|
|
681 |
return NULL;
|
|
682 |
}
|
|
683 |
|
|
684 |
//--------------------------------------------------------------------------------------------
|
|
685 |
//
|
|
686 |
// CUPPrinterContainer::ReadCacheFileLC
|
|
687 |
//
|
|
688 |
//--------------------------------------------------------------------------------------------
|
|
689 |
void CUPPrinterContainer::ReadCacheFileL()
|
|
690 |
{
|
|
691 |
LOG("[CUPPrinterContainer::ReadCacheFileL]\t");
|
|
692 |
|
|
693 |
RFile cacheFile;
|
|
694 |
CleanupClosePushL(cacheFile);
|
|
695 |
|
|
696 |
TInt err = cacheFile.Open( iFsSession, KUPnPPrinterCache, EFileRead );
|
|
697 |
|
|
698 |
if (err == KErrNone)
|
|
699 |
{
|
|
700 |
|
|
701 |
TInt fileSize = 0;
|
|
702 |
err = cacheFile.Size(fileSize);
|
|
703 |
if(err != KErrNone)
|
|
704 |
fileSize = KMaxCacheFileSize;
|
|
705 |
|
|
706 |
iCacheBuffer = HBufC8::NewL(fileSize);
|
|
707 |
|
|
708 |
TPtr8 bufferPtr( iCacheBuffer->Des() );
|
|
709 |
bufferPtr.Zero();
|
|
710 |
|
|
711 |
err = cacheFile.Read(bufferPtr);
|
|
712 |
}
|
|
713 |
|
|
714 |
if (err != KErrNone)
|
|
715 |
{
|
|
716 |
// Problem in opening or reading cache file
|
|
717 |
if (iCacheBuffer)
|
|
718 |
{
|
|
719 |
delete iCacheBuffer;
|
|
720 |
iCacheBuffer = NULL;
|
|
721 |
}
|
|
722 |
iCacheBuffer = HBufC8::NewL(0);
|
|
723 |
// printer not found from cache, leave!
|
|
724 |
User::Leave( KErrNotFound );
|
|
725 |
}
|
|
726 |
|
|
727 |
CleanupStack::PopAndDestroy(); //cacheFile
|
|
728 |
}
|
|
729 |
|
|
730 |
|
|
731 |
|
|
732 |
//--------------------------------------------------------------------------------------------
|
|
733 |
//
|
|
734 |
// CUPPrinterContainer::GenerateIdL
|
|
735 |
//
|
|
736 |
//--------------------------------------------------------------------------------------------
|
|
737 |
TInt CUPPrinterContainer::GenerateId()
|
|
738 |
{
|
|
739 |
TInt id = -1;
|
|
740 |
for (TInt i=1; i < iPrinters.Count()+2; i++)
|
|
741 |
{
|
|
742 |
TInt j;
|
|
743 |
for (j=0; j < iPrinters.Count(); j++)
|
|
744 |
{
|
|
745 |
if (iPrinters[j]->Id() == i)
|
|
746 |
{
|
|
747 |
break;
|
|
748 |
}
|
|
749 |
}
|
|
750 |
|
|
751 |
if (j == iPrinters.Count())
|
|
752 |
{
|
|
753 |
id = i;
|
|
754 |
break;
|
|
755 |
}
|
|
756 |
}
|
|
757 |
|
|
758 |
return id;
|
|
759 |
}
|
|
760 |
|
|
761 |
//--------------------------------------------------------------------------------------------
|
|
762 |
//
|
|
763 |
// CUPPrinterContainer::AddCachedPrinterL
|
|
764 |
//
|
|
765 |
//--------------------------------------------------------------------------------------------
|
|
766 |
void CUPPrinterContainer::AddCachedPrinterL(TInt aId, TDesC8& aUPnPUId, TDesC8& aDisplayName, TInt aVendor)
|
|
767 |
{
|
|
768 |
LOG("[CUPPrinterContainer::AddCachedPrinterL]");
|
|
769 |
CUPPrinter* newPrinter = CUPPrinter::NewL(aId, aUPnPUId, aDisplayName, aVendor);
|
|
770 |
newPrinter->SetCached(ETrue);
|
|
771 |
CleanupStack::PushL(newPrinter);
|
|
772 |
iPrinters.AppendL(newPrinter);
|
|
773 |
CleanupStack::Pop(newPrinter);
|
|
774 |
}
|
|
775 |
|
|
776 |
// End of File
|