author | Sebastian Brannstrom <sebastianb@symbian.org> |
Sat, 23 Oct 2010 15:36:23 +0100 | |
branch | RCL_3 |
changeset 272 | e6d095ba6756 |
parent 180 | 74d497f911e0 |
child 228 | c553fa9dcbe5 |
permissions | -rw-r--r-- |
2 | 1 |
/* |
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* Copyright (c) 2007-2010 Sebastian Brannstrom, Lars Persson, EmbedDev AB |
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* |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of the License "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* EmbedDev AB - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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#include "OpmlParser.h" |
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#include "debug.h" |
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#include <f32file.h> |
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#include <bautils.h> |
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#include <s32file.h> |
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#include <charconv.h> |
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#include <xml/stringdictionarycollection.h> |
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#include <utf.h> |
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using namespace Xml; |
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const TInt KMaxParseBuffer = 2048; |
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const TInt KMaxStringBuffer = 1024; |
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COpmlParser::COpmlParser(CFeedEngine& aFeedEngine, RFs& aFs) : iFeedEngine(aFeedEngine),iFs(aFs) |
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{ |
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} |
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COpmlParser::~COpmlParser() |
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{ |
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} |
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void COpmlParser::ParseOpmlL(const TFileName &feedFileName, TBool aSearching) |
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{ |
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DP1("ParseOpmlL BEGIN: %S", &feedFileName); |
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iSearching = aSearching; |
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_LIT8(KXmlMimeType, "text/xml"); |
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// Contruct the parser object |
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CParser* parser = CParser::NewLC(KXmlMimeType, *this); |
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iOpmlState = EStateOpmlRoot; |
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iEncoding = EUtf8; |
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iNumFeedsAdded = 0; |
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ParseL(*parser, iFs, feedFileName); |
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CleanupStack::PopAndDestroy(parser); |
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//DP("ParseFeedL END"); |
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} |
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// from MContentHandler |
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void COpmlParser::OnStartDocumentL(const RDocumentParameters& aDocParam, TInt /*aErrorCode*/) |
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{ |
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DP("OnStartDocumentL()"); |
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HBufC* charset = HBufC::NewLC(KMaxParseBuffer); |
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charset->Des().Copy(aDocParam.CharacterSetName().DesC()); |
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iEncoding = EUtf8; |
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if (charset->CompareF(_L("utf-8")) == 0) { |
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DP("setting UTF8"); |
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iEncoding = EUtf8; |
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} else if (charset->CompareF(_L("ISO-8859-1")) == 0) { |
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iEncoding = EUtf8; //Latin1; |
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} else { |
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DP1("unknown charset: %S", &charset); |
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} |
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CleanupStack::PopAndDestroy(charset); |
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} |
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void COpmlParser::OnEndDocumentL(TInt aErrorCode) |
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{ |
35
66c5303f3610
A ton of CodeScanner fixes (high issues) - but not all
Brendan Donegan <brendand@symbian.org>
parents:
20
diff
changeset
|
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iFeedEngine.OpmlParsingCompleteL(aErrorCode, iNumFeedsAdded); |
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//DP("OnEndDocumentL()"); |
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} |
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void COpmlParser::OnStartElementL(const RTagInfo& aElement, const RAttributeArray& aAttributes, TInt /*aErrorCode*/) |
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{ |
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TBuf<KMaxStringBuffer> str; |
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str.Copy(aElement.LocalName().DesC()); |
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DP2("OnStartElementL START state=%d, element=%S", iOpmlState, &str); |
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iBuffer.Zero(); |
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switch (iOpmlState) { |
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case EStateOpmlRoot: |
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// <body> |
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if (str.CompareF(KTagBody) == 0) { |
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iOpmlState = EStateOpmlBody; |
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} |
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break; |
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case EStateOpmlBody: |
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// <body> <outline> |
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if(str.CompareF(KTagOutline) == 0) { |
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iOpmlState = EStateOpmlOutline; |
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} |
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// there are two variations on OPML, where the <outline> tags sit either |
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// directly below <body>, or inside a collective <body> <outline> |
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// by checking if the <body> <outline> has arguments, we can support both |
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// by falling through to the nextstate |
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if (aAttributes.Count() == 0) |
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{ |
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break; |
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} |
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case EStateOpmlOutline: |
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// <body> <outline> <outline... |
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if(str.CompareF(KTagOutline) == 0) { |
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iOpmlState=EStateOpmlOutlineOutline; |
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CFeedInfo* newFeed = CFeedInfo::NewLC(); |
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TBool hasTitle = EFalse; |
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TBool hasUrl = EFalse; |
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for (int i=0;i<aAttributes.Count();i++) { |
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RAttribute attr = aAttributes[i]; |
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TBuf<KMaxStringBuffer> attr16; |
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attr16.Copy(attr.Attribute().LocalName().DesC().Left(KMaxStringBuffer)); |
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HBufC* val16 = CnvUtfConverter::ConvertToUnicodeFromUtf8L( |
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attr.Value().DesC().Left(KMaxParseBuffer)); |
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CleanupStack::PushL(val16); |
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// xmlUrl=... |
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if (attr16.Compare(KTagXmlUrl) == 0 || attr16.Compare(KTagUrl) == 0) { |
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newFeed->SetUrlL(*val16); |
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hasUrl = ETrue; |
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// htmlUrl |
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} else if (attr16.Compare(KTagHtmlUrl) == 0) { |
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newFeed->SetLinkL(*val16); |
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hasUrl = ETrue; |
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// title=... |
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} else if (attr16.Compare(KTagTitle) == 0) { |
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newFeed->SetTitleL(*val16); |
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hasTitle = ETrue; |
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// description= |
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} else if (attr16.Compare(KTagDescription) == 0) { |
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newFeed->SetDescriptionL(*val16); |
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// text= |
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} else if (attr16.Compare(KTagText) == 0) { |
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if (!hasTitle) { |
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newFeed->SetTitleL(*val16); |
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hasTitle = ETrue; |
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} |
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} |
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CleanupStack::PopAndDestroy(val16); |
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} |
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if (!hasUrl) { |
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180
74d497f911e0
Fix for bug 3244 - new feed not removed from cleanupstack when parsing OPML
Sebastian Brannstrom <sebastianb@symbian.org>
parents:
117
diff
changeset
|
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CleanupStack::PopAndDestroy(newFeed); |
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break; |
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} |
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if (!hasTitle) { |
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newFeed->SetTitleL(newFeed->Url()); |
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} |
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// if the title is the same as the URL, it is hardly a custom |
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// title, so let's replace it on update |
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if (newFeed->Title().Length() && |
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newFeed->Url().Length() && |
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newFeed->Title().Compare(newFeed->Url()) != 0) { |
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newFeed->SetCustomTitle(); |
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} |
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if (iSearching) { |
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iFeedEngine.AddSearchResultL(newFeed); |
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CleanupStack::Pop(newFeed); |
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} else { |
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35
66c5303f3610
A ton of CodeScanner fixes (high issues) - but not all
Brendan Donegan <brendand@symbian.org>
parents:
20
diff
changeset
|
171 |
TRAPD(err, iFeedEngine.AddFeedL(*newFeed)) |
66c5303f3610
A ton of CodeScanner fixes (high issues) - but not all
Brendan Donegan <brendand@symbian.org>
parents:
20
diff
changeset
|
172 |
if (err == KErrNone) |
20
c92d8384952c
Fix so only actually added feeds are counted during import
teknolog
parents:
7
diff
changeset
|
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{ |
c92d8384952c
Fix so only actually added feeds are counted during import
teknolog
parents:
7
diff
changeset
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iNumFeedsAdded++; |
c92d8384952c
Fix so only actually added feeds are counted during import
teknolog
parents:
7
diff
changeset
|
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} |
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CleanupStack::PopAndDestroy(newFeed); |
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} |
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} |
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break; |
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default: |
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DP2("Ignoring tag %S when in state %d", &str, iOpmlState); |
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break; |
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} |
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DP1("OnStartElementL END state=%d", iOpmlState); |
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} |
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void COpmlParser::OnEndElementL(const RTagInfo& aElement, TInt /*aErrorCode*/) |
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{ |
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TDesC8 lName = aElement.LocalName().DesC(); |
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TBuf<KMaxStringBuffer> str; |
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str.Copy(aElement.LocalName().DesC()); |
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DP2("OnEndElementL START state=%d, element=%S", iOpmlState, &str); |
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switch (iOpmlState) { |
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case EStateOpmlOutlineOutline: |
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iOpmlState=EStateOpmlOutline; |
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break; |
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case EStateOpmlOutline: |
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iOpmlState=EStateOpmlBody; |
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break; |
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case EStateOpmlBody: |
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iOpmlState = EStateOpmlRoot; |
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break; |
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default: |
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// fall back to body level when in doubt |
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iOpmlState = EStateOpmlBody; |
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//DP("Don't know how to handle end tag %S when in state %d"), &str, iFeedState); |
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break; |
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} |
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DP1("OnEndElementL END state=%d", iOpmlState); |
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} |
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void COpmlParser::OnContentL(const TDesC8& /*aBytes*/, TInt /*aErrorCode*/) |
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{ |
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//DP("OnContentL()"); |
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} |
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void COpmlParser::OnStartPrefixMappingL(const RString& /*aPrefix*/, const RString& /*aUri*/, TInt /*aErrorCode*/) |
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{ |
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//DP("OnStartPrefixMappingL()"); |
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} |
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void COpmlParser::OnEndPrefixMappingL(const RString& /*aPrefix*/, TInt /*aErrorCode*/) |
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{ |
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//DP("OnEndPrefixMappingL()"); |
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} |
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void COpmlParser::OnIgnorableWhiteSpaceL(const TDesC8& /*aBytes*/, TInt /*aErrorCode*/) |
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{ |
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//DP("OnIgnorableWhiteSpaceL()"); |
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} |
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void COpmlParser::OnSkippedEntityL(const RString& /*aName*/, TInt /*aErrorCode*/) |
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{ |
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//DP("OnSkippedEntityL()"); |
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} |
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void COpmlParser::OnProcessingInstructionL(const TDesC8& /*aTarget*/, const TDesC8& /*aData*/, TInt /*aErrorCode*/) |
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{ |
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//DP("OnProcessingInstructionL()"); |
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} |
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void COpmlParser::OnError(TInt aErrorCode) |
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{ |
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DP1("COpmlParser::OnError %d", aErrorCode); |
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117
3b59b88b089e
Fixed Code Scanner L-issues; Further improvements to HTTP robustness
teknolog
parents:
109
diff
changeset
|
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TRAP_IGNORE(iFeedEngine.OpmlParsingCompleteL(aErrorCode, iNumFeedsAdded)); |
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} |
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TAny* COpmlParser::GetExtendedInterface(const TInt32 /*aUid*/) |
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{ |
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//DP("GetExtendedInterface()"); |
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return NULL; |
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} |