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tdewebdev/quanta/parsers/parsercommon.cpp

257 lines
7.1 KiB

/***************************************************************************
parsercommon.cpp - description
-------------------
begin : Wed Feb 11 2004
copyright : (C) 2004 Andras Mantia <amantia@kde.org>
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
//qt includes
#include <tqstring.h>
//kde includes
#include <kdebug.h>
#include <klocale.h>
#include <ktexteditor/editinterface.h>
//own includes
#include "parsercommon.h"
#include "node.h"
#include "document.h"
#include "qtag.h"
#include "quantacommon.h"
#include "resource.h"
#include "dtds.h"
class KDirWatch;
int nodeNum; //for memory debugging - remove if not needed
namespace ParserCommon {
TQStringList includedFiles;
TQPtrList<const DTDStruct> includedFilesDTD;
KDirWatch *includeWatch;
//common methods.
TQString getLine(Document *write, int line, int endLine, int endCol)
{
TQString textLine = write->editIf->textLine(line);
if (line == endLine)
{
if (endCol >0)
textLine.truncate(endCol + 1);
else
textLine = "";
}
return textLine;
}
void appendAreaToTextNode(Document *write, const AreaStruct &area, Node *node)
{
TQString tagStr = write->text(area);
TQString cleanStr = node->tag->cleanStr;
node->tag->setStr(node->tag->tagStr() + tagStr);
if (node->tag->type == Tag::Empty)
{
TQString s = tagStr;
if (s.simplifyWhiteSpace().isEmpty())
{
node->tag->type = Tag::Empty;
} else
{
node->tag->type = Tag::Text;
}
}
TQString cleanedTagStr = tagStr;
QuantaCommon::removeCommentsAndQuotes(cleanedTagStr, node->tag->dtd());
node->tag->cleanStr = cleanStr + cleanedTagStr;
int bLine, bCol;
node->tag->beginPos(bLine, bCol);
node->tag->setTagPosition(bLine, bCol, area.eLine, area.eCol);
}
Node* createTextNode(Document *write, Node *node, int eLine, int eCol, Node *parentNode)
{
Tag *textTag = 0L;
Node *textNode = 0L;
int bLine = 0;
int bCol = 0;
const DTDStruct *dtd = write->defaultDTD();
if (node)
{
node->tag->endPos(bLine, bCol);
} else
if (parentNode)
parentNode->tag->endPos(bLine, bCol);
if (parentNode)
dtd = parentNode->tag->dtd();
eCol--;
if (bLine == 0 && bCol == 0)
bCol = -1;
if ( !(bLine == eLine && bCol == eCol) )
{
AreaStruct area(bLine, bCol + 1, eLine, eCol);
textTag = new Tag(area, write, dtd);
TQString s = textTag->tagStr();
textTag->single = true;
if (s.simplifyWhiteSpace().isEmpty())
{
textTag->type = Tag::Empty;
} else
{
textTag->type = Tag::Text;
}
if (parentNode && parentNode->tag->single)
{
textNode = new Node(parentNode->parent);
nodeNum++;
textNode->prev = parentNode;
parentNode->next = textNode;
parentNode = parentNode->parent;
} else
{
if ( node &&
(node->tag->type == Tag::Empty ||
node->tag->type == Tag::Text) ) //merge two consquent text or empty nodes
{
AreaStruct area(bLine, bCol, eLine, eCol);
appendAreaToTextNode(write, area, node);
delete textTag;
textTag = 0L;
} else
{
textNode = new Node(parentNode);
nodeNum++;
if (node && node != parentNode)
{
node->next = textNode;
textNode->prev = node;
} else
{
if (parentNode)
{
Node *n = parentNode->child;
while (n && n->next)
n = n->next;
if (!n)
parentNode->child = textNode;
else
{
n->next = textNode;
textNode->prev = n;
}
}
}
}
}
if (textTag)
{
textNode->tag = textTag;
node = textNode;
}
}
return node;
}
Node* createScriptTagNode(Document *write, const AreaStruct &area, const TQString &areaName,
const DTDStruct *dtd, Node *parentNode, Node *currentNode)
{
Tag *tag = new Tag();
tag->setTagPosition(area);
tag->setStr(areaName);
tag->setWrite(write);
const DTDStruct *d = DTDs::ref()->find(dtd->specialAreaNames[areaName]);
if (d)
tag->setDtd(d);
else
tag->setDtd(dtd);
tag->name = i18n("%1 block").arg(dtd->specialAreaNames[areaName].upper());
tag->type = Tag::ScriptTag;
tag->validXMLTag = false;
Node *node = new Node(parentNode);
nodeNum++;
node->tag = tag;
node->insideSpecial = true;
if (parentNode)
{
if (!parentNode->child)
parentNode->child = node;
else
{
Node *n = parentNode->child;
while (n->next)
n = n->next;
n->next = node;
node->prev = n;
}
} else
if (currentNode)
{
node->prev = currentNode;
currentNode->next = node;
}
return node;
}
void coutTree(Node *node, int indent)
{
TQString output;
int bLine, bCol, eLine, eCol;
if (!node)
kdDebug(24000)<< "undoRedo::coutTree() - bad node!" << endl;
while (node)
{
output = "";
output.fill('.', indent);
node->tag->beginPos(bLine, bCol);
node->tag->endPos(eLine, eCol);
if (node->tag->type != Tag::Text)
output += node->tag->name.replace('\n'," ");
else
output+= node->tag->tagStr().replace('\n'," ");
kdDebug(24000) << output <<" (" << node->tag->type << ") at pos " <<
bLine << ":" << bCol << " - " << eLine << ":" << eCol << " This: "<< node << " Parent: " << node->parent << " Prev: " << node->prev << " Next: " << node->next << " Child: " << node->child << " Tag:" << node->tag << endl;
/* for(j = 0; j < node->tag->attrCount(); j++)
{
kdDebug(24000)<< " attr" << j << " " <<
node->tag->getAttribute(j).nameLine << ":" <<
node->tag->getAttribute(j).nameCol << " - " <<
node->tag->getAttribute(j).valueLine << ":" <<
node->tag->getAttribute(j).valueCol << endl;
}
*/
if (node->child)
coutTree(node->child, indent + 4);
node = node->next;
}
}
void verifyTree(Node *node)
{
TQString output;
int bLine, bCol, eLine, eCol;
while (node)
{
if (!node->tag)
{
kdDebug(24000) << "Bad node: " << node << endl;
kdDebug(24000) << "Parent: " << node->parent << " " << node->parent->tag->tagStr() << endl;
}
if (node->child)
verifyTree(node->child);
node = node->next;
}
}
}