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Adding parser side support for KEYGEN.

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r=kmcclusk


git-svn-id: svn://10.0.0.236/trunk@68411 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
harishd%netscape.com
2000-05-05 20:39:18 +00:00
parent c823ed3de6
commit 2f4ca80bc1
4 changed files with 162 additions and 0 deletions
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80
mozilla/htmlparser/src/CNavDTD.cpp
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@@ -52,6 +52,8 @@
#include "nsParserNode.h"
#include "nsHTMLEntities.h"
#include "nsLinebreakConverter.h"
#include "nsIFormProcessor.h"
#include "nsVoidArray.h"
#include "prmem.h"
@@ -60,6 +62,8 @@ static NS_DEFINE_IID(kIHTMLContentSinkIID, NS_IHTML_CONTENT_SINK_IID);
static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
static NS_DEFINE_IID(kIDTDIID, NS_IDTD_IID);
static NS_DEFINE_IID(kClassIID, NS_INAVHTML_DTD_IID);
static NS_DEFINE_IID(kFormProcessorCID, NS_IFORMPROCESSOR_CID);
static const char* kNullToken = "Error: Null token given";
static const char* kInvalidTagStackPos = "Error: invalid tag stack position";
@@ -1254,6 +1258,77 @@ nsresult CNavDTD::HandleOmittedTag(CToken* aToken,eHTMLTags aChildTag,eHTMLTags
return result;
}
/**
* This method gets called when a kegen token is found.
*
* @update harishd 05/02/00
* @param aNode -- CParserNode representing keygen
* @return NS_OK if all went well; ERROR if error occured
*/
nsresult CNavDTD::HandleKeyGen(nsIParserNode* aNode) {
nsresult result=NS_OK;
if(aNode) {
NS_WITH_SERVICE(nsIFormProcessor, theFormProcessor, kFormProcessorCID, &result)
if(NS_SUCCEEDED(result)) {
PRInt32 theAttrCount=aNode->GetAttributeCount();
nsVoidArray theContent;
nsAutoString theAttribute;
nsAutoString theFormType;
CToken* theToken=nsnull;
theFormType.AssignWithConversion("select");
result=theFormProcessor->ProvideContent(theFormType,theContent,theAttribute);
if(NS_SUCCEEDED(result)) {
nsString* theTextValue=nsnull;
PRInt32 theIndex=nsnull;
if(mTokenizer && mTokenRecycler) {
// Populate the tokenizer with the fabricated elements in the reverse order
// such that <SELECT> is on the top fo the tokenizer followed by <OPTION>s
// and </SELECT>
theToken=mTokenRecycler->CreateTokenOfType(eToken_end,eHTMLTag_select);
mTokenizer->PushTokenFront(theToken);
for(theIndex=theContent.Count()-1;theIndex>-1;theIndex--) {
theTextValue=(nsString*)theContent[theIndex];
theToken=mTokenRecycler->CreateTokenOfType(eToken_text,eHTMLTag_text,*theTextValue);
mTokenizer->PushTokenFront(theToken);
theToken=mTokenRecycler->CreateTokenOfType(eToken_start,eHTMLTag_option);
mTokenizer->PushTokenFront(theToken);
}
// The attribute ( provided by the form processor ) should be a part of the SELECT.
// Placing the attribute token on the tokenizer to get picked up by the SELECT.
theToken=mTokenRecycler->CreateTokenOfType(eToken_attribute,eHTMLTag_unknown,theAttribute);
nsString& theKey=((CAttributeToken*)theToken)->GetKey();
theKey.AssignWithConversion("_moz-type");
mTokenizer->PushTokenFront(theToken);
// Pop out NAME and CHALLENGE attributes ( from the keygen NODE )
// and place it in the tokenizer such that the attribtues get
// sucked into SELECT node.
for(theIndex=theAttrCount;theIndex>0;theIndex--) {
mTokenizer->PushTokenFront(((nsCParserNode*)aNode)->PopAttributeToken());
}
theToken=mTokenRecycler->CreateTokenOfType(eToken_start,eHTMLTag_select);
// Increament the count because of the additional attribute from the form processor.
theToken->SetAttributeCount(theAttrCount+1);
mTokenizer->PushTokenFront(theToken);
}//if(mTokenizer && mTokenRecycler)
}//if(NS_SUCCEEDED(result))
}// if(NS_SUCCEEDED(result))
} //if(aNode)
return result;
}
/**
* This method gets called when a start token has been
* encountered in the parse process. If the current container
@@ -1345,6 +1420,11 @@ nsresult CNavDTD::HandleStartToken(CToken* aToken) {
aToken->SetTypeID(theChildTag=eHTMLTag_img);
break;
case eHTMLTag_keygen:
result=HandleKeyGen(theNode);
isTokenHandled=PR_TRUE;
break;
case eHTMLTag_noframes:
case eHTMLTag_nolayer:
case eHTMLTag_noembed: