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Added nsIHTMLContentSink::DoFragment() method.

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Added support for conversion of HTML entities in output


git-svn-id: svn://10.0.0.236/trunk@24161 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
kostello%netscape.com
1999-03-15 05:08:36 +00:00
parent 506d9a9565
commit 212c5568d0
32 changed files with 624 additions and 100 deletions
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119
mozilla/htmlparser/src/nsHTMLContentSinkStream.cpp
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@@ -31,17 +31,19 @@
#include "nsHTMLContentSinkStream.h"
#include "nsHTMLTokens.h"
#include <iostream.h>
#include <ctype.h>
#include "nsString.h"
#include "nsIParser.h"
#include "nsHTMLEntities.h"
static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
static NS_DEFINE_IID(kIContentSinkIID, NS_ICONTENT_SINK_IID);
static NS_DEFINE_IID(kIHTMLContentSinkIID, NS_IHTML_CONTENT_SINK_IID);
static char* gHeaderComment = "<!-- This page was created by the NGLayout output system. -->";
static char* gDocTypeHeader = "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 3.2//EN\">";
const int gTabSize=2;
static char gBuffer[1024];
static char* gHeaderComment = "<!-- This page was created by the Gecko output system. -->";
static char* gDocTypeHeader = "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 3.2//EN\">";
const int gTabSize=2;
static char gBuffer[1024];
/** PRETTY PRINTING PROTOTYPES **/
@@ -267,6 +269,8 @@ nsHTMLContentSinkStream::nsHTMLContentSinkStream(PRBool aDoFormat,PRBool aDoHead
mIndent = 0;
mDoFormat = aDoFormat;
mDoHeader = aDoHeader;
mBuffer = nsnull;
mBufferSize = 0;
}
/**
@@ -285,6 +289,78 @@ nsHTMLContentSinkStream::nsHTMLContentSinkStream(ostream& aStream,PRBool aDoForm
mIndent = 0;
mDoFormat = aDoFormat;
mDoHeader = aDoHeader;
mBuffer = nsnull;
mBufferSize = 0;
}
/**
* This method tells the sink whether or not it is
* encoding an HTML fragment or the whole document.
* By default, the entire document is encoded.
*
* @update 03/14/99 gpk
* @param aFlag set to true if only encoding a fragment
*/
NS_IMETHODIMP
nsHTMLContentSinkStream::DoFragment(PRBool aFlag)
{
return NS_OK;
}
void nsHTMLContentSinkStream::EnsureBufferSize(PRInt32 aNewSize)
{
if (mBufferSize < aNewSize)
{
delete [] mBuffer;
mBufferSize = 2*aNewSize+1; // make the twice as large
mBuffer = new char[mBufferSize];
mBuffer[0] = 0;
}
}
void nsHTMLContentSinkStream::UnicodeToHTMLString(const nsString& aSrc)
{
PRInt32 length = aSrc.Length();
PRUnichar ch;
const char* entity = nsnull;
PRUint32 offset = 0;
PRUint32 addedLength = 0;
if (length > 0)
{
EnsureBufferSize(length);
for (PRInt32 i = 0; i < length; i++)
{
ch = aSrc[i];
entity = NS_UnicodeToEntity(ch);
if (entity)
{
PRUint32 size = strlen(entity);
addedLength += size;
EnsureBufferSize(length+addedLength+1);
mBuffer[offset++] = '&';
mBuffer[offset] = 0;
strcat(mBuffer,entity);
PRUint32 temp = offset + size;
while (offset < temp)
{
mBuffer[offset] = tolower(mBuffer[offset]);
offset++;
}
mBuffer[offset++] = ';';
mBuffer[offset] = 0;
}
else if (ch < 128)
{
mBuffer[offset++] = (unsigned char)ch;
mBuffer[offset] = 0;
}
}
}
}
@@ -335,15 +411,16 @@ void nsHTMLContentSinkStream::WriteAttributes(const nsIParserNode& aNode,ostream
key.ToCString(gBuffer,sizeof(gBuffer)-1);
key.ToCString(mBuffer,sizeof(gBuffer)-1);
aStream << " " << gBuffer << char(kEqual);
mColPos += 1 + strlen(gBuffer) + 1;
const nsString& value=aNode.GetValueAt(i);
value.ToCString(gBuffer,sizeof(gBuffer)-1);
aStream << "\"" << gBuffer << "\"";
mColPos += 1 + strlen(gBuffer) + 1;
UnicodeToHTMLString(value);
aStream << "\"" << mBuffer << "\"";
mColPos += 1 + strlen(mBuffer) + 1;
}
}
}
@@ -410,7 +487,7 @@ void CloseTag(const char* theTag,int tab,ostream& aStream) {
static
void WritePair(eHTMLTags aTag,const nsString& theContent,int tab,ostream& aStream) {
const char* titleStr = GetTagName(aTag);
OpenTag(titleStr,tab,aStream,PR_FALSE);
OpenTag(titleStr,tab,aStream,PR_FALSE);
theContent.ToCString(gBuffer,sizeof(gBuffer)-1);
aStream << gBuffer;
CloseTag(titleStr,0,aStream);
@@ -805,8 +882,8 @@ nsHTMLContentSinkStream::AddLeaf(const nsIParserNode& aNode, ostream& aStream){
const nsString& text = aNode.GetText();
if ((mDoFormat == PR_FALSE) || preformatted == PR_TRUE)
{
text.ToCString(gBuffer,sizeof(gBuffer)-1);
aStream << gBuffer;
UnicodeToHTMLString(text);
aStream << mBuffer;
mColPos += text.Length();
}
else
@@ -820,8 +897,8 @@ nsHTMLContentSinkStream::AddLeaf(const nsIParserNode& aNode, ostream& aStream){
// than the max then just add it
if (mColPos + length < mMaxColumn)
{
text.ToCString(gBuffer,sizeof(gBuffer)-1);
aStream << gBuffer;
UnicodeToHTMLString(text);
aStream << mBuffer;
mColPos += text.Length();
}
else
@@ -843,8 +920,8 @@ nsHTMLContentSinkStream::AddLeaf(const nsIParserNode& aNode, ostream& aStream){
// if there is no break than just add it
if (index == kNotFound)
{
str.ToCString(gBuffer,sizeof(gBuffer)-1);
aStream << gBuffer;
UnicodeToHTMLString(str);
aStream << mBuffer;
mColPos += str.Length();
done = PR_TRUE;
}
@@ -856,8 +933,8 @@ nsHTMLContentSinkStream::AddLeaf(const nsIParserNode& aNode, ostream& aStream){
first.Truncate(index);
first.ToCString(gBuffer,sizeof(gBuffer)-1);
aStream << gBuffer << endl;
UnicodeToHTMLString(first);
aStream << mBuffer << endl;
mColPos = 0;
// cut the string from the beginning to the index
@@ -873,8 +950,8 @@ nsHTMLContentSinkStream::AddLeaf(const nsIParserNode& aNode, ostream& aStream){
if ((mDoFormat == PR_FALSE) || preformatted || IgnoreWS(tag) == PR_FALSE)
{
const nsString& text = aNode.GetText();
text.ToCString(gBuffer,sizeof(gBuffer)-1);
aStream << gBuffer;
UnicodeToHTMLString(text);
aStream << mBuffer;
mColPos += text.Length();
}
}
@@ -883,8 +960,8 @@ nsHTMLContentSinkStream::AddLeaf(const nsIParserNode& aNode, ostream& aStream){
if ((mDoFormat == PR_FALSE) || preformatted)
{
const nsString& text = aNode.GetText();
text.ToCString(gBuffer,sizeof(gBuffer)-1);
aStream << gBuffer;
UnicodeToHTMLString(text);
aStream << mBuffer;
mColPos = 0;
}
}