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Fix for bug 343870 (Line breaks normalized twice). r/sr=bz.

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This commit is contained in:
peterv@propagandism.org 2007-06-11 02:15:23 -07:00
parent 7694faac8b
commit fc80057431
2 changed files with 13 additions and 17 deletions
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26
content/xml/document/src/nsXMLContentSink.cpp
View File

@ -1499,16 +1499,10 @@ nsXMLContentSink::AddText(const PRUnichar* aText,
mTextSize = NS_ACCUMULATION_BUFFER_SIZE;
}
const nsAString& str = Substring(aText, aText+aLength);
// Copy data from string into our buffer; flush buffer when it fills up
PRInt32 offset = 0;
PRBool isLastCharCR = PR_FALSE;
while (0 != aLength) {
PRInt32 amount = mTextSize - mTextLength;
if (amount > aLength) {
amount = aLength;
}
if (0 == amount) {
// XSLT wants adjacent textnodes merged.
if (mConstrainSize && !mXSLTProcessor) {
@ -1516,23 +1510,27 @@ nsXMLContentSink::AddText(const PRUnichar* aText,
if (NS_OK != rv) {
return rv;
}
amount = mTextSize - mTextLength;
}
else {
mTextSize += aLength;
mText = (PRUnichar *) PR_REALLOC(mText, sizeof(PRUnichar) * mTextSize);
if (nsnull == mText) {
mTextSize = 0;
return NS_ERROR_OUT_OF_MEMORY;
}
amount = aLength;
}
}
// Line breaks should not be normalized twice. See bug 343870.
mTextLength +=
nsContentUtils::CopyNewlineNormalizedUnicodeTo(str,
offset,
&mText[mTextLength],
amount,
isLastCharCR);
offset += amount;
if (amount > aLength) {
amount = aLength;
}
memcpy(&mText[mTextLength], &aText[offset], sizeof(PRUnichar) * amount);
mTextLength += amount;
offset += amount;
aLength -= amount;
}

4
parser/htmlparser/src/nsExpatDriver.cpp
View File

@ -537,14 +537,12 @@ nsExpatDriver::HandleDefault(const PRUnichar *aValue,
mInternalSubset.Append(aValue, aLength);
}
else if (mSink) {
static const PRUnichar newline[] = { '\n', '\0' };
PRUint32 i;
for (i = 0; i < aLength && NS_SUCCEEDED(mInternalState); ++i) {
if (aValue[i] == '\n' || aValue[i] == '\r') {
mInternalState = mSink->HandleCharacterData(newline, 1);
mInternalState = mSink->HandleCharacterData(&aValue[i], 1);
}
}
// The line breaks should not be normalized twice. See bug 343870.
MaybeStopParser();
}