vym: xml.cpp@c3f7beb4e9f4

     1 #include "xml.h"

     3 #include <QMessageBox>

     4 #include <QColor>

     5 #include <QTextStream>

     6 #include <iostream>

     8 #include "misc.h"

     9 #include "settings.h"

    10 #include "linkablemapobj.h"

    11 #include "version.h"

    13 static BranchObj *lastBranch;

    14 static FloatObj *lastFloat;

    15 static OrnamentedObj *lastOO;

    17 extern Settings settings;

    18 extern QString vymVersion;

    20 mapBuilderHandler::mapBuilderHandler() {}

    22 mapBuilderHandler::~mapBuilderHandler() {}

    24 QString mapBuilderHandler::errorProtocol() { return errorProt; }

    26 bool mapBuilderHandler::startDocument()

    27 {

    28     errorProt = "";

    29     state = StateInit;

    30     laststate = StateInit;

    31     branchDepth=0;

    32 	htmldata="";

    33 	isVymPart=false;

    34     return true;

    35 }

    38 QString mapBuilderHandler::parseHREF(QString href)

    39 {

    40 	QString type=href.section(":",0,0);

    41 	QString path=href.section(":",1,1);

    42 	if (!tmpDir.endsWith("/"))

    43 		return tmpDir + "/" + path;

    44 	else

    45 		return tmpDir + path;

    46 }

    48 bool mapBuilderHandler::startElement  ( const QString&, const QString&,

    49                     const QString& eName, const QXmlAttributes& atts )

    50 {

    51     QColor col;

    52 	/* Testing

    53 	cout << "startElement <"<< eName.ascii()<<

    54 		">  state="<<state <<

    55 		"  laststate="<<laststate<<

    56 		"   loadMode="<<loadMode<<endl;

    57 	*/

    58     if ( state == StateInit && (eName == "vymmap")  )

    59 	{

    60         state = StateMap;

    61 		if (!atts.value( "version").isEmpty() )

    62 		{

    63 			if (!checkVersion(atts.value("version")))

    64 				QMessageBox::warning( 0, "Warning: Version Problem" ,

    65 				   "<h3>Map is newer than VYM</h3>"

    66 				   "<p>The map you are just trying to load was "

    67 				   "saved using vym " +atts.value("version")+". "

    68 				   "The version of this vym is " + vymVersion +

    69 				   ". If you run into problems after pressing "

    70 				   "the ok-button below, updating vym should help.");

    71 			else

    72 				mc->setVersion(atts.value( "version" ));

    74 		}

    75 		if (loadMode==NewMap ||

    76 			(loadMode==ImportReplace && me->getSelection()==mc))

    77 		{

    78 			if (!atts.value( "author").isEmpty() )

    79 			{

    80 				mc->setAuthor(atts.value( "author" ) );

    81 			}

    82 			if (!atts.value( "comment").isEmpty() )

    83 			{

    84 				mc->setComment (atts.value( "comment" ) );

    85 			}

    86 			if (!atts.value( "backgroundColor").isEmpty() )

    87 			{

    88 				col.setNamedColor(atts.value("backgroundColor"));

    89 				mc->getScene()->setBackgroundBrush(col);

    90 			}

    91 			if (!atts.value( "linkColorHint").isEmpty() )

    92 			{

    93 				if (atts.value("linkColorHint")=="HeadingColor")

    94 					me->setMapLinkColorHint(HeadingColor);

    95 				else

    96 					me->setMapLinkColorHint(DefaultColor);

    97 			}

    98 			if (!atts.value( "linkStyle").isEmpty() )

    99 			{

   100 				me->setMapLinkStyle(atts.value("linkStyle"));

   101 			}

   102 			if (!atts.value( "linkColor").isEmpty() )

   103 			{

   104 				col.setNamedColor(atts.value("linkColor"));

   105 				me->setMapDefLinkColor(col);

   106 			}

   107 			if (!atts.value( "defXLinkColor").isEmpty() )

   108 			{

   109 				col.setNamedColor(atts.value("defXLinkColor"));

   110 				me->setMapDefXLinkColor(col);

   111 			}

   112 			if (!atts.value( "defXLinkWidth").isEmpty() )

   113 			{

   114 				me->setMapDefXLinkWidth(atts.value("defXLinkWidth").toInt ());

   115 			}

   116 		}

   117 	} else if ( eName == "select" && state == StateMap )

   118 	{

   119 		state=StateMapSelect;

   120 	} else if ( eName == "setting" && state == StateMap )

   121 	{

   122 		state=StateMapSetting;

   123 		if (loadMode==NewMap)

   124 			readSettingAttr (atts);

   125 	} else if ( eName == "mapcenter" && state == StateMap )

   126 	{

   127 		state=StateMapCenter;

   128 		if (loadMode==NewMap)

   129 		{

   130 			// Really use the found mapcenter as MCO in a new map

   131 			lastBranch=mc;	// avoid empty pointer

   132 		} else

   133 		{

   134 			// Treat the found mapcenter as a branch

   135 			// in an existing map

   136 			LinkableMapObj* lmo=me->getSelection();

   137 			if (lmo && (typeid(*lmo) == typeid(BranchObj) )

   138 			        || (typeid(*lmo) == typeid(MapCenterObj) ) )

   139 			{

   140 				lastBranch=(BranchObj*)lmo;

   141 				if (loadMode==ImportAdd)

   142 				{

   143 					lastBranch->addBranch();

   144 					lastBranch=lastBranch->getLastBranch();

   145 				} else

   146 					lastBranch->clear();

   147 			} else

   148 				return false;

   149 		}

   150 		readBranchAttr (atts);

   151 	} else if ( (eName == "standardflag" ||eName == "standardFlag") && state == StateMapCenter)

   152 	{

   153 		state=StateMapCenterStandardFlag;

   154 	} else if ( eName == "heading" && state == StateMapCenter)

   155 	{

   156 		state=StateMapCenterHeading;

   157 		if (!atts.value( "textColor").isEmpty() )

   158 		{

   159 			col.setNamedColor(atts.value("textColor"));

   160 			lastBranch->setColor(col );

   161 		}

   162 	} else if ( eName == "note" && state == StateMapCenter)

   163 	{	// only for backward compatibility (<1.4.6). Use htmlnote now.

   164 		state=StateMapCenterNote;

   165 		if (!readNoteAttr (atts) ) return false;

   166 	} else if ( eName == "htmlnote" && state == StateMapCenter)

   167 	{

   168 		laststate=state;

   169 		state=StateHtmlNote;

   170     } else if ( eName == "floatimage" && state == StateMapCenter )

   171 	{

   172 		state=StateMapCenterFloatImage;

   173         lastBranch->addFloatImage();

   174 		lastFloat=lastBranch->getLastFloatImage();

   175 		if (!readFloatImageAttr(atts)) return false;

   176 	} else if ( (eName == "branch"||eName=="floatimage") && state == StateMap)

   177 	{

   178 		// This is used in vymparts, which have no mapcenter!

   179 		isVymPart=true;

   180 		LinkableMapObj* lmo=me->getSelection();

   181 		if (!lmo)

   182 		{

   183 			// If a vym part is _loaded_ (not imported),

   184 			// selection==lmo==NULL

   185 			// Treat it like ImportAdd then...

   186 			loadMode=ImportAdd;

   187 			lmo=mc;

   188 		}

   189 		if (lmo && (typeid(*lmo) == typeid(BranchObj) )

   190 				|| (typeid(*lmo) == typeid(MapCenterObj) ) )

   191 		{

   192 			lastBranch=(BranchObj*)(lmo);

   193 			if (eName=="branch")

   194 			{

   195 				state=StateBranch;

   196 				if (loadMode==ImportAdd)

   197 				{

   198 					lastBranch->addBranch();

   199 					lastBranch=lastBranch->getLastBranch();

   201 				} else

   202 					lastBranch->clear();

   203 				branchDepth=1;

   204 				readBranchAttr (atts);

   205 			} else if (eName=="floatimage")

   206 			{

   207 				state=StateFloatImage;

   208 				lastBranch->addFloatImage();

   209 				lastFloat=lastBranch->getLastFloatImage();

   210 				if (!readFloatImageAttr(atts)) return false;

   211 			} else return false;

   212 		} else return false;

   213 	} else if ( eName == "branch" && state == StateMapCenter)

   214 	{

   215 		state=StateBranch;

   216 		branchDepth=1;

   217 		lastBranch->addBranch();

   218 		lastBranch=lastBranch->getLastBranch();

   219 		readBranchAttr (atts);

   220 	} else if ( (eName=="standardflag" ||eName == "standardFlag") && state == StateBranch)

   221 	{

   222 		state=StateBranchStandardFlag;

   223 	} else if ( eName == "heading" && state == StateBranch)

   224 	{

   225 		state=StateBranchHeading;

   226 		if (!atts.value( "textColor").isEmpty() )

   227 		{

   228 			col.setNamedColor(atts.value("textColor"));

   229 			lastBranch->setColor(col );

   230 		}

   231     } else if ( eName == "note" && state == StateBranch)

   232 	{

   233         state=StateBranchNote;

   234 		if (!readNoteAttr (atts) ) return false;

   235 	} else if ( eName == "htmlnote" && state == StateBranch)

   236 	{

   237 		laststate=state;

   238 		state=StateHtmlNote;

   239 		no.clear();

   240 		if (!atts.value( "fonthint").isEmpty() )

   241 			no.setFontHint(atts.value ("fonthint") );

   242     } else if ( eName == "floatimage" && state == StateBranch )

   243 	{

   244 		state=StateBranchFloatImage;

   245         lastBranch->addFloatImage();

   246 		lastFloat=lastBranch->getLastFloatImage();

   247 		if (!readFloatImageAttr(atts)) return false;

   248     } else if ( eName == "xlink" && state == StateBranch )

   249 	{

   250 		state=StateBranchXLink;

   251 		if (!readXLinkAttr (atts)) return false;

   252     } else if ( eName == "branch" && state == StateBranch )

   253 	{

   254         lastBranch->addBranch();

   255 		lastBranch=lastBranch->getLastBranch();

   256         branchDepth++;

   257 		readBranchAttr (atts);

   258     } else if ( eName == "html" && state == StateHtmlNote )

   259 	{

   260 		state=StateHtml;

   261 		htmldata="<"+eName;

   262 		readHtmlAttr(atts);

   263 		htmldata+=">";

   264     } else if ( state == StateHtml )

   265 	{

   266 		// accept all while in html mode,

   267 		htmldata+="<"+eName;

   268 		readHtmlAttr(atts);

   269 		htmldata+=">";

   270     } else

   271         return false;   // Error

   272     return true;

   273 }

   275 bool mapBuilderHandler::endElement  ( const QString&, const QString&, const QString &eName)

   276 {

   277 //	cout << "endElement </"<<eName<<">  state="<<state <<"  laststate="<<laststate<<endl;

   278     switch ( state )

   279 	{

   280         case StateMapSelect: state=StateMap;  return true;

   281         case StateMapSetting: state=StateMap;  return true;

   282         case StateMapCenter: state=StateMap;  return true;

   283         case StateMapCenterStandardFlag: state=StateMapCenter;  return true;

   284         case StateMapCenterHeading: state=StateMapCenter;  return true;

   285         case StateMapCenterNote: state=StateMapCenter;  return true;

   286         case StateMapCenterFloatImage: state=StateMapCenter;  return true;

   287         case StateFloatImage: state=StateMap; return true;

   288         case StateBranch:

   289             if (branchDepth>1)

   290 			{

   291                 branchDepth--;

   292                 state=StateBranch;

   293             } else

   294 			{

   295                 branchDepth=0;

   296 				if (isVymPart)

   297 					state=StateMap;

   298 				else

   299 					state=StateMapCenter;

   300             }

   301 			lastBranch=(BranchObj*)(lastBranch->getParObj());

   302              return true;

   303         case StateBranchStandardFlag: state=StateBranch;  return true;

   304         case StateBranchHeading: state=StateBranch;  return true;

   305         case StateBranchNote: state=StateBranch; return true;

   306         case StateBranchFloatImage: state=StateBranch;  return true;

   307         case StateBranchXLink: state=StateBranch;  return true;

   308         case StateHtmlNote: state=laststate; return true;

   309         case StateHtml:

   310 			htmldata+="</"+eName+">";

   311 			if (eName=="html")

   312 			{

   313 				state=StateHtmlNote;

   314 				htmldata.replace ("<br></br>","<br />");

   315 				no.setNote (htmldata);

   316 				lastBranch->setNote (no);

   317 				return true;

   318 			}	else

   319 			{

   320 				return true;

   321 			}

   322         case StateMap: state=StateInit;  return true;

   323         default :

   324 			// even for HTML includes, this should never be reached

   325 			return false;

   326     }

   327 }

   329 bool mapBuilderHandler::characters   ( const QString& ch)

   330 {

   331 	//cout << "characters \""<<ch<<"\"  state="<<state <<"  laststate="<<laststate<<endl;

   333 	QString ch_org=quotemeta (ch);

   334     QString ch_simplified=ch.simplifyWhiteSpace();

   335     if ( ch_simplified.isEmpty() ) return true;

   337     switch ( state )

   338     {

   339         case StateInit: break;

   340         case StateMap: break;

   341 		case StateMapSelect:

   342 			me->select(ch_simplified);

   343 			break;

   344 		case StateMapSetting:break;

   345         case StateMapCenter: break;

   346         case StateMapCenterStandardFlag:

   347             lastBranch->activateStandardFlag(ch_simplified);

   348             break;

   349         case StateMapCenterHeading:

   350             lastBranch->setHeading(ch_simplified);

   351             break;

   352         case StateMapCenterNote:

   353 			lastBranch->setNote(ch_simplified);

   354 			break;

   355         case StateBranch: break;

   356         case StateBranchStandardFlag:

   357             lastBranch->activateStandardFlag(ch_simplified);

   358             break;

   359         case StateBranchHeading:

   360             lastBranch->setHeading(ch_simplified);

   361             break;

   362         case StateBranchNote:

   363 			lastBranch->setNote(ch_simplified);

   364 			break;

   365         case StateBranchFloatImage: break;

   366         case StateHtmlNote: break;

   367         case StateHtml:

   368 			htmldata+=ch_org;

   369 			break;

   370         default:

   371 			return false;

   372     }

   373     return true;

   374 }

   376 QString mapBuilderHandler::errorString()

   377 {

   378     return "the document is not in the VYM file format";

   379 }

   381 bool mapBuilderHandler::fatalError( const QXmlParseException& exception )

   382 {

   383     errorProt += QString( "Fatal parsing error: %1 in line %2, column %3\n")

   384     .arg( exception.message() )

   385     .arg( exception.lineNumber() )

   386     .arg( exception.columnNumber() );

   387 	// Try to read the bogus line

   388 	errorProt+=QString("File is: %1\n").arg(inputFile);

   389 	QString s;

   390 	if (loadStringFromDisk (inputFile,s))

   391 	{

   392 		QStringList sl=QStringList::split ("\n",s);

   393 		int i=1;

   394 		QStringList::Iterator it = sl.begin();

   395 		while (i<exception.lineNumber()-1)

   396 		{

   397 			it++;

   398 			i++;

   399 		}

   400 		s=*it;

   401 		s.insert (exception.columnNumber()-1,"<ERROR>");

   402 		errorProt+=s;

   403     }

   404     return QXmlDefaultHandler::fatalError( exception );

   405 }

   407 void mapBuilderHandler::setMapEditor (MapEditor* e)

   408 {

   409     me=e;

   410 	mc=me->getMapCenter();

   411 }

   413 void mapBuilderHandler::setTmpDir (QString tp)

   414 {

   415 	tmpDir=tp;

   416 }

   418 void mapBuilderHandler::setInputFile (QString f)

   419 {

   420 	inputFile=f;

   421 }

   423 void mapBuilderHandler::setLoadMode (const LoadMode &lm)

   424 {

   425 	loadMode=lm;

   426 }

   428 bool mapBuilderHandler::readBranchAttr (const QXmlAttributes& a)

   429 {

   430 	lastOO=lastBranch;

   431 	if (!readOOAttr(a)) return false;

   433 	if (!a.value( "scrolled").isEmpty() )

   434 		lastBranch->toggleScroll();

   435 	if (!a.value( "frameType").isEmpty() )

   436 		lastBranch->setFrameType (a.value("frameType"));

   438 	if (!a.value( "incImgV").isEmpty() )

   439 	{

   440 		if (a.value("incImgV")=="true")

   441 			lastBranch->setIncludeImagesVer(true);

   442 		else

   443 			lastBranch->setIncludeImagesVer(false);

   444 	}

   445 	if (!a.value( "incImgH").isEmpty() )

   446 	{

   447 		if (a.value("incImgH")=="true")

   448 			lastBranch->setIncludeImagesHor(true);

   449 		else

   450 			lastBranch->setIncludeImagesHor(false);

   451 	}

   452 	return true;

   453 }

   455 bool mapBuilderHandler::readOOAttr (const QXmlAttributes& a)

   456 {

   457 	if (lastOO)

   458 	{

   459 		bool okx,oky;

   460 		int x,y;

   461 		if (!a.value( "relPosX").isEmpty() )

   462 		{

   463 			if (!a.value( "relPosY").isEmpty() )

   464 			{

   465 				x=a.value("relPosX").toInt (&okx, 10);

   466 				y=a.value("relPosY").toInt (&oky, 10);

   467 				if (okx && oky  )

   468 				{

   469 					lastOO->setUseRelPos (true);

   470 					lastOO->move2RelPos (x,y);

   471 				}

   472 				else

   473 					return false;   // Couldn't read relPos

   474 			}

   475 		}

   476 		if (!a.value( "absPosX").isEmpty() && loadMode==NewMap && branchDepth<2)

   477 		{

   478 			if (!a.value( "absPosY").isEmpty() )

   479 			{

   480 				x=a.value("absPosX").toInt (&okx, 10);

   481 				y=a.value("absPosY").toInt (&oky, 10);

   482 				if (okx && oky  )

   483 					lastOO->move(x,y);

   484 				else

   485 					return false;   // Couldn't read absPos

   486 			}

   487 		}

   488 		if (!a.value( "url").isEmpty() )

   489 			lastOO->setURL (a.value ("url"));

   490 		if (!a.value( "vymLink").isEmpty() )

   491 			lastOO->setVymLink (a.value ("vymLink"));

   492 		if (!a.value( "hideInExport").isEmpty() )

   493 			if (a.value("hideInExport")=="true")

   494 				lastOO->setHideInExport(true);

   496 		if (!a.value( "hideLink").isEmpty())

   497 		{

   498 			if (a.value ("hideLink") =="true")

   499 				lastOO->setHideLinkUnselected(true);

   500 			else

   501 				lastOO->setHideLinkUnselected(false);

   502 		}

   503 	}

   504 	return true;

   505 }

   507 bool mapBuilderHandler::readNoteAttr (const QXmlAttributes& a)

   508 {	// only for backward compatibility (<1.4.6). Use htmlnote now.

   509 	no.clear();

   510 	QString fn;

   511 	if (!a.value( "href").isEmpty() )

   512 	{

   513 		// Load note

   514 		fn=parseHREF(a.value ("href") );

   515 		QFile file (fn);

   516 		QString s;						// Reading a note

   518 		if ( !file.open( QIODevice::ReadOnly) )

   519 		{

   520 			qWarning ("mapBuilderHandler::readNoteAttr:  Couldn't load "+fn);

   521 			return false;

   522 		}

   523 		QTextStream stream( &file );

   524 		QString lines;

   525 		while ( !stream.atEnd() ) {

   526 			lines += stream.readLine()+"\n";

   527 		}

   528 		file.close();

   530 		lines ="<html><head><meta name=\"qrichtext\" content=\"1\" /></head><body>"+lines + "</p></body></html>";

   531 		no.setNote (lines);

   532 	}

   533 	if (!a.value( "fonthint").isEmpty() )

   534 		no.setFontHint(a.value ("fonthint") );

   535 	if (state == StateMapCenterNote)

   536 		mc->setNote(no);

   537 	else

   538 		lastBranch->setNote(no);

   539 	return true;

   540 }

   542 bool mapBuilderHandler::readFloatImageAttr (const QXmlAttributes& a)

   543 {

   544 	lastOO=lastFloat;

   546 	//if (!readOOAttr(a)) return false;

   548 	if (!a.value( "useOrientation").isEmpty() )

   549 	{

   550 		if (a.value ("useOrientation") =="true")

   551 			lastFloat->setUseOrientation (true);

   552 		else

   553 			lastFloat->setUseOrientation (false);

   554 	}

   555 	if (!a.value( "href").isEmpty() )

   556 	{

   557 		// Load FloatImage

   558 		if (!lastFloat->load (parseHREF(a.value ("href") ) ))

   559 		{

   560 			QMessageBox::warning( 0, "Warning: " ,

   561 				"Couldn't load float image\n"+parseHREF(a.value ("href") ));

   562 			lastBranch->removeFloatImage(((FloatImageObj*)(lastFloat)));

   563 			lastFloat=NULL;

   564 			return true;

   565 		}

   567 	}

   568 	if (!a.value( "floatExport").isEmpty() )

   569 	{

   570 		// Only for compatibility. THis is not used since 1.7.11

   571 		if (a.value ("floatExport") =="true")

   572 			lastFloat->setFloatExport(true);

   573 		else

   574 			lastFloat->setFloatExport (false);

   575 	}

   576 	if (!a.value( "zPlane").isEmpty() )

   577 		lastFloat->setZValue (a.value("zPlane").toInt ());

   578     int x,y;

   579     bool okx,oky;

   580 	if (!a.value( "relPosX").isEmpty() )

   581 	{

   582 		if (!a.value( "relPosY").isEmpty() )

   583 		{

   584 			// read relPos

   585 			x=a.value("relPosX").toInt (&okx, 10);

   586 			y=a.value("relPosY").toInt (&oky, 10);

   587 			if (okx && oky)

   589 				{

   590 					lastFloat->setRelPos (QPoint (x,y) );

   591 					// make sure floats in mapcenter are repositioned to relative pos

   592 					if (mc==lastBranch) mc->positionContents();

   593 				}

   594 			else

   595 				// Couldn't read relPos

   596 				return false;

   597 		}

   598 	}

   600 	if (!readOOAttr(a)) return false;

   602 	if (!a.value ("orgName").isEmpty() )

   603 	{

   604 		((FloatImageObj*)(lastFloat))->setOriginalFilename (a.value("orgName"));

   605 	}

   606 	return true;

   607 }

   609 bool mapBuilderHandler::readXLinkAttr (const QXmlAttributes& a)

   610 {

   611 	QColor col;

   612 	bool okx;

   613 	bool success=false;

   614 	XLinkObj *xlo=new XLinkObj (mc->getScene());

   615 	if (!a.value( "color").isEmpty() )

   616 	{

   617 		col.setNamedColor(a.value("color"));

   618 		xlo->setColor (col);

   619 	}

   621 	if (!a.value( "width").isEmpty() )

   622 	{

   623 		xlo->setWidth(a.value ("width").toInt (&okx, 10));

   624 	}

   626 	if (!a.value( "beginBranch").isEmpty() )

   627 	{

   628 		if (!a.value( "endBranch").isEmpty() )

   629 		{

   630 			LinkableMapObj *lmo=mc->findObjBySelect (a.value( "beginBranch"));

   631 			if (lmo && typeid (*lmo)==typeid (BranchObj))

   632 			{

   633 				xlo->setBegin ((BranchObj*)lmo);

   634 				lmo=mc->findObjBySelect (a.value( "endBranch"));

   635 				if (lmo && typeid (*lmo)==typeid (BranchObj))

   636 				{

   637 					xlo->setEnd ((BranchObj*)(lmo));

   638 					xlo->activate();

   639 				}

   640 			}

   641 			success=true; // Not all branches there yet, no error

   642 		}

   643 	}

   644 	if (!success) delete (xlo);

   645 	return success;

   646 }

   648 bool mapBuilderHandler::readHtmlAttr (const QXmlAttributes& a)

   649 {

   650 	for (int i=1; i<=a.count(); i++)

   651 		htmldata+=" "+a.localName(i-1)+"=\""+a.value(i-1)+"\"";

   652 	return true;

   653 }

   655 bool mapBuilderHandler::readSettingAttr (const QXmlAttributes& a)

   656 {

   657 	if (!a.value( "key").isEmpty() )

   658 	{

   659 		if (!a.value( "value").isEmpty() )

   660 			settings.setLocalEntry (me->getDestPath(), a.value ("key"), a.value ("value"));

   661 		else

   662 			return false;

   664 	} else

   665 		return false;

   667 	return true;

   668 }

author	insilmaril
	Fri, 29 Dec 2006 13:52:17 +0000
changeset 413	c3f7beb4e9f4
parent 412	8059b6aa74d7
child 421	5522d1da7e37
permissions	-rw-r--r--