/*
* @(#)ParserImpl.java 1.11 2000/08/16
*
*/
package org.w3c.tidy;
/**
*
* HTML Parser implementation
*
* (c) 1998-2000 (W3C) MIT, INRIA, Keio University
* See Tidy.java for the copyright notice.
* Derived from <a href="http://www.w3.org/People/Raggett/tidy">
* HTML Tidy Release 4 Aug 2000</a>
*
* @author Dave Raggett <dsr@w3.org>
* @author Andy Quick <ac.quick@sympatico.ca> (translation to Java)
* @version 1.0, 1999/05/22
* @version 1.0.1, 1999/05/29
* @version 1.1, 1999/06/18 Java Bean
* @version 1.2, 1999/07/10 Tidy Release 7 Jul 1999
* @version 1.3, 1999/07/30 Tidy Release 26 Jul 1999
* @version 1.4, 1999/09/04 DOM support
* @version 1.5, 1999/10/23 Tidy Release 27 Sep 1999
* @version 1.6, 1999/11/01 Tidy Release 22 Oct 1999
* @version 1.7, 1999/12/06 Tidy Release 30 Nov 1999
* @version 1.8, 2000/01/22 Tidy Release 13 Jan 2000
* @version 1.9, 2000/06/03 Tidy Release 30 Apr 2000
* @version 1.10, 2000/07/22 Tidy Release 8 Jul 2000
* @version 1.11, 2000/08/16 Tidy Release 4 Aug 2000
*/
public class ParserImpl {
//private static int SeenBodyEndTag; /* AQ: moved into lexer structure */
private static void parseTag(Lexer lexer, Node node, short mode)
{
// Local fix by GLP 2000-12-21. Need to reset insertspace if this
// is both a non-inline and empty tag (base, link, meta, isindex, hr, area).
// Remove this code once the fix is made in Tidy.
/****** (Original code follows)
if ((node.tag.model & Dict.CM_EMPTY) != 0)
{
lexer.waswhite = false;
return;
}
else if (!((node.tag.model & Dict.CM_INLINE) != 0))
lexer.insertspace = false;
*******/
if (!((node.tag.model & Dict.CM_INLINE) != 0))
lexer.insertspace = false;
if ((node.tag.model & Dict.CM_EMPTY) != 0)
{
lexer.waswhite = false;
return;
}
if (node.tag.parser == null || node.type == Node.StartEndTag)
return;
node.tag.parser.parse(lexer, node, mode);
}
private static void moveToHead(Lexer lexer, Node element, Node node)
{
Node head;
TagTable tt = lexer.configuration.tt;
if (node.type == Node.StartTag || node.type == Node.StartEndTag)
{
Report.warning(lexer, element, node, Report.TAG_NOT_ALLOWED_IN);
while (element.tag != tt.tagHtml)
element = element.parent;
for (head = element.content; head != null; head = head.next)
{
if (head.tag == tt.tagHead)
{
Node.insertNodeAtEnd(head, node);
break;
}
}
if (node.tag.parser != null)
parseTag(lexer, node, Lexer.IgnoreWhitespace);
}
else
{
Report.warning(lexer, element, node, Report.DISCARDING_UNEXPECTED);
}
}
public static class ParseHTML implements Parser {
public void parse( Lexer lexer, Node html, short mode )
{
Node node, head;
Node frameset = null;
Node noframes = null;
lexer.configuration.XmlTags = false;
lexer.seenBodyEndTag = 0;
TagTable tt = lexer.configuration.tt;
for (;;)
{
node = lexer.getToken(Lexer.IgnoreWhitespace);
if (node == null)
{
node = lexer.inferredTag("head");
break;
}
if (node.tag == tt.tagHead)
break;
if (node.tag == html.tag && node.type == Node.EndTag)
{
Report.warning(lexer, html, node, Report.DISCARDING_UNEXPECTED);
continue;
}
/* deal with comments etc. */
if (Node.insertMisc(html, node))
continue;
lexer.ungetToken();
node = lexer.inferredTag("head");
break;
}
head = node;
Node.insertNodeAtEnd(html, head);
getParseHead().parse(lexer, head, mode);
for (;;)
{
node = lexer.getToken(Lexer.IgnoreWhitespace);
if (node == null)
{
if (frameset == null) /* create an empty body */
node = lexer.inferredTag("body");
return;
}
/* robustly handle html tags */
if (node.tag == html.tag)
{
if (node.type != Node.StartTag && frameset == null)
Report.warning(lexer, html, node, Report.DISCARDING_UNEXPECTED);
continue;
}
/* deal with comments etc. */
if (Node.insertMisc(html, node))
continue;
/* if frameset document coerce <body> to <noframes> */
if (node.tag == tt.tagBody)
{
if (node.type != Node.StartTag)
{
Report.warning(lexer, html, node, Report.DISCARDING_UNEXPECTED);
continue;
}
if (frameset != null)
{
lexer.ungetToken();
if (noframes == null)
{
noframes = lexer.inferredTag("noframes");
Node.insertNodeAtEnd(frameset, noframes);
Report.warning(lexer, html, noframes, Report.INSERTING_TAG);
}
parseTag(lexer, noframes, mode);
continue;
}
break; /* to parse body */
}
/* flag an error if we see more than one frameset */
if (node.tag == tt.tagFrameset)
{
if (node.type != Node.StartTag)
{
Report.warning(lexer, html, node, Report.DISCARDING_UNEXPECTED);
continue;
}
if (frameset != null)
Report.error(lexer, html, node, Report.DUPLICATE_FRAMESET);
else
frameset = node;
Node.insertNodeAtEnd(html, node);
parseTag(lexer, node, mode);
/*
see if it includes a noframes element so
that we can merge subsequent noframes elements
*/
for (node = frameset.content; node != null; node = node.next)
{
if (node.tag == tt.tagNoframes)
noframes = node;
}
continue;
}
/* if not a frameset document coerce <noframes> to <body> */
if (node.tag == tt.tagNoframes)
{
if (node.type != Node.StartTag)
{
Report.warning(lexer, html, node, Report.DISCARDING_UNEXPECTED);
continue;
}
if (frameset == null)
{
Report.warning(lexer, html, node, Report.DISCARDING_UNEXPECTED);
node = lexer.inferredTag("body");
break;
}
if (noframes == null)
{
noframes = node;
Node.insertNodeAtEnd(frameset, noframes);
}
parseTag(lexer, noframes, mode);
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jtidy-04aug2000r7-dev.zip_ jtidy-r938-sources_JTidy-lizi_jtidy _ （214个子文件） 
build.bat 1KB build.bat 1KB stylesheet.css 1KB Makefile.dos 36KB jtidy.fil 9KB
tidy.gif 244B
index-all.html 251KB Tidy.html 81KB Report.html 56KB Lexer.html 54KB DOMAttrImpl.html 51KB Node.html 49KB Node.html 43KB DOMNodeImpl.html 43KB DOMDocumentImpl.html 43KB TagTable.html 43KB DOMElementImpl.html 42KB Document.html 40KB Configuration.html 38KB Element.html 35KB ParserImpl.html 30KB Dict.html 28KB PPrint.html 28KB DOMCharacterDataImpl.html 26KB DOMDocumentTypeImpl.html 24KB AttributeTable.html 23KB DOMTextImpl.html 22KB DOMCDATASectionImpl.html 21KB CharacterData.html 21KB DOMProcessingInstructionImpl.html 20KB package-summary.html 20KB DOMCommentImpl.html 20KB DOMException.html 19KB DOMAttrMapImpl.html 19KB CheckAttribsImpl.html 19KB overview-tree.html 19KB package-tree.html 19KB NamedNodeMap.html 18KB StreamIn.html 18KB AttVal.html 18KB Attr.html 17KB DocumentType.html 16KB Clean.html 16KB AttrCheckImpl.html 14KB Text.html 14KB Entity.html 14KB CDATASection.html 13KB DOMImplementation.html 13KB ProcessingInstruction.html 12KB StreamInImpl.html 12KB Notation.html 12KB DocumentFragment.html 11KB Attribute.html 11KB DOMNodeListByTagNameImpl.html 11KB Comment.html 11KB Style.html 11KB EntityTable.html 11KB serialized-form.html 11KB EntityReference.html 11KB Out.html 10KB StyleProp.html 10KB DOMNodeListImpl.html 10KB DOMExceptionImpl.html 10KB OutImpl.html 10KB IStack.html 10KB allclasses-frame.html 10KB package-summary.html 9KB Entity.html 9KB MutableObject.html 9KB AttrCheckImpl.CheckScript.html 9KB AttrCheckImpl.CheckName.html 9KB AttrCheckImpl.CheckBool.html 9KB AttrCheckImpl.CheckValign.html 9KB AttrCheckImpl.CheckUrl.html 9KB AttrCheckImpl.CheckAlign.html 9KB AttrCheckImpl.CheckId.html 9KB CheckAttribsImpl.CheckCaption.html 9KB CheckAttribsImpl.CheckSCRIPT.html 9KB CheckAttribsImpl.CheckTABLE.html 9KB CheckAttribsImpl.CheckTableCell.html 9KB CheckAttribsImpl.CheckSTYLE.html 9KB CheckAttribsImpl.CheckAREA.html 9KB CheckAttribsImpl.CheckAnchor.html 9KB CheckAttribsImpl.CheckLINK.html 9KB CheckAttribsImpl.CheckHTML.html 9KB CheckAttribsImpl.CheckMap.html 9KB ParserImpl.ParseNoFrames.html 9KB ParserImpl.ParseColGroup.html 9KB ParserImpl.ParseFrameSet.html 9KB CheckAttribsImpl.CheckIMG.html 9KB ParserImpl.ParseRowGroup.html 9KB ParserImpl.ParseOptGroup.html 9KB ParserImpl.ParseTableTag.html 9KB CheckAttribsImpl.CheckHR.html 9KB ParserImpl.ParseDefList.html 9KB ParserImpl.ParseScript.html 9KB ParserImpl.ParseSelect.html 9KB ParserImpl.ParseInline.html 9KB ParserImpl.ParseText.html 9KB ParserImpl.ParseList.html 9KB共 214 条
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