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DocImporter.cpp
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DocImporter.cpp
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/*
* Copyright 2005-2017 Rochus Keller <mailto:me@rochus-keller.info>
*
* This file is part of the DoorScope application
* see <http://doorscope.ch/>).
*
* GNU General Public License Usage
* This file may be used under the terms of the GNU General Public
* License (GPL) versions 2.0 or 3.0 as published by the Free Software
* Foundation and appearing in the file LICENSE.GPL included in
* the packaging of this file. Please review the following information
* to ensure GNU General Public Licensing requirements will be met:
* http://www.fsf.org/licensing/licenses/info/GPLv2.html and
* http://www.gnu.org/copyleft/gpl.html.
*/
#include "DocImporter.h"
#include "TypeDefs.h"
#include "AppContext.h"
#include "DocManager.h"
#include <QFile>
#include <QBuffer>
#include <QtDebug>
#include <Sdb/Database.h>
#include <Txt/TextInStream.h>
#include <private/qtexthtmlparser_p.h>
#include <bitset>
#include <QStack>
#include <QFileInfo>
#include <QDir>
using namespace Ds;
using namespace Sdb;
using namespace Stream;
using namespace Txt;
class _MyException : public std::exception
{
QByteArray d_msg;
public:
_MyException( const char* msg = "" ):d_msg(msg) {}
~_MyException() throw() {}
const char* what() const throw() { return d_msg; }
};
DocImporter::DocImporter(QObject *parent)
: QObject(parent)
{
}
DocImporter::~DocImporter()
{
}
bool DocImporter::checkCompatible( Sdb::Obj& doc, const QString& path )
{
d_error.clear();
d_info.clear();
QFile f( path );
if( !f.open( QIODevice::ReadOnly ) )
{
d_error = tr( "Cannot open file for reading" );
return false;
}
try
{
Stream::DataReader in( &f );
Stream::DataReader::Token t = in.nextToken();
if( t != DataReader::Slot || !in.getName().isNull() ||
in.readValue().getStr() != "DoorScopeAnnot" )
{
d_error = tr("unknown stream file format");
throw std::exception();
}
t = in.nextToken();
if( t != DataReader::Slot || !in.getName().isNull() ||
( in.readValue().getStr() != "0.2" && in.readValue().getStr() != "0.1" ) )
{
d_error = tr("stream file version not supported");
throw std::exception();
}
t = in.nextToken();
QString did;
QString dver;
QString dnm;
QString danm;
QDateTime dmod;
bool dbl = false;
while( t == DataReader::Slot )
{
const NameTag name = in.getName().getTag();
if( name.equals( "did" ) )
did = in.readValue().getStr();
else if( name.equals( "dver" ) )
dver = in.readValue().getStr();
else if( name.equals( "dnm" ) )
dnm = in.readValue().getStr();
else if( name.equals( "danm" ) )
danm = in.readValue().getStr();
else if( name.equals( "dmod" ) )
dmod = in.readValue().getDateTime();
else if( name.equals( "dbl" ) )
dbl = in.readValue().getBool();
t = in.nextToken();
}
if( doc.getValue( AttrDocId ).getStr() != did ||
doc.getValue( AttrDocVer ).getStr() != dver ||
doc.getValue( AttrModifiedOn ).getDateTime() != dmod ||
doc.getValue( AttrDocBaseline ).getBool() != dbl )
{
if( !danm.isEmpty() )
dnm = danm;
d_info = QObject::tr( "%1 [%2 %3 %4]" ).arg( dnm ).
arg( dver ).
arg( (dbl)?"Baseline":"Current" ).
arg( TypeDefs::formatDate( dmod ) );
return false;
}else
return true;
}catch( std::exception& e )
{
d_error += e.what();
return false;
}
}
static void _fillMap( QMap<quint32,quint64>& map, Sdb::Obj obj )
{
// Da Top Down wird jeweils Title durch Body überschrieben im Falle AttrSecSplit
Sdb::Obj i = obj.getFirstObj();
if( !i.isNull() ) do
{
DataCell v = i.getValue( AttrObjIdent );
if( i.getType() != TypeStub && !v.isNull() )
{
map[v.getInt32()] = i.getId();
_fillMap( map, i );
}
}while( i.next() );
}
bool DocImporter::readAnnot( Sdb::Obj& doc, const QString& path, bool overwriteReviewStatus )
{
d_error.clear();
d_info.clear();
QFile f( path );
if( !f.open( QIODevice::ReadOnly ) )
{
d_error = tr( "Cannot open file for reading" );
return false;
}
d_nrToOid.clear();
_fillMap( d_nrToOid, doc );
d_nrToOid[0] = doc.getId(); // ansonsten werden Annotations des Dokuments nicht importiert
d_misses.clear();
Database::Lock lock( AppContext::inst()->getDb(), true );
try
{
Stream::DataReader in( &f );
Stream::DataReader::Token t = in.nextToken();
if( t != DataReader::Slot || !in.getName().isNull() ||
in.readValue().getStr() != "DoorScopeAnnot" )
{
d_error = tr("unknown stream file format");
throw std::exception();
}
t = in.nextToken();
if( t != DataReader::Slot || !in.getName().isNull() ||
( in.readValue().getStr() != "0.2" && in.readValue().getStr() != "0.1" ) )
{
d_error = tr("stream file version not supported");
throw std::exception();
}
t = in.nextToken();
while( t == DataReader::Slot )
t = in.nextToken(); // überlese alles bis erstes Frame
while( DataReader::isUseful( t ) )
{
if( t == DataReader::BeginFrame )
{
const NameTag name = in.getName().getTag();
if( name.equals( "stat" ) )
readStat( in, doc, overwriteReviewStatus );
else if( name.equals( "olan" ) || name.equals( "ilan" ) || name.equals( "oan" ) )
readAnnot( in, doc );
else
{
d_error += tr("unknown frame ") + name.toString();
throw std::exception();
}
}else
throw _MyException("protocol error");
t = in.nextToken();
}
AppContext::inst()->getTxn()->commit();
lock.commit();
return true;
}catch( DatabaseException& e )
{
d_error += tr("invalid stream file format\n");
d_error += e.getCodeString() + " " + e.getMsg();
AppContext::inst()->getTxn()->rollback();
lock.rollback();
return false;
}catch( std::exception& e )
{
d_error += e.what();
AppContext::inst()->getTxn()->rollback();
lock.rollback();
return false;
}
}
void DocImporter::readStat( Stream::DataReader& in, Sdb::Obj& doc, bool overwriteReviewStatus )
{
Stream::DataReader::Token t = in.nextToken();
qint32 anr = 0;
quint32 ot = 0;
quint8 stat = 0;
QString who;
QDateTime when;
while( DataReader::isUseful( t ) )
{
if( t == DataReader::Slot )
{
const NameTag name = in.getName().getTag();
if( name.equals( "anr" ) )
anr = in.readValue().getInt32();
else if( name.equals( "ot" ) )
ot = in.readValue().getAtom();
else if( name.equals( "stat" ) )
stat = in.readValue().getUInt8();
else if( name.equals( "who" ) )
who = in.readValue().getStr();
else if( name.equals( "when" ) )
when = in.readValue().getDateTime();
else
{
d_error += tr("unknown slot ") + name.toString();
throw _MyException("protocol error");
}
}else if( t == DataReader::EndFrame )
{
break;
}else
throw _MyException("protocol error");
t = in.nextToken();
}
Obj o = doc.getTxn()->getObject( d_nrToOid.value( anr ) );
if( !o.isNull() )
{
if( o.getType() == TypeSection && ot == TypeTitle )
o = o.getOwner();
if( overwriteReviewStatus )
{
const quint8 old_stat = o.getValue( AttrReviewStatus ).getUInt8();
const QString old_who = o.getValue( AttrReviewer ).getStr();
const QDateTime old_when = o.getValue( AttrStatusDate ).getDateTime();
o.setValue( AttrReviewStatus, DataCell().setUInt8( stat ) );
o.setValue( AttrStatusDate, DataCell().setDateTime( when ) );
o.setValue( AttrReviewer, DataCell().setString( who ) );
stat = old_stat;
when = old_when;
who = old_who;
}
if( stat >= ReviewStatus_Recheck )
{
QByteArray bml = o.getValue( AttrConsRevStat ).getBml();
QBuffer buf( &bml );
buf.open( QIODevice::Append );
DataWriter w( &buf );
w.startFrame();
w.writeSlot( DataCell().setUInt8( stat ) );
if( !who.isEmpty() )
w.writeSlot( DataCell().setString( who ) );
if( when.isValid() )
w.writeSlot( DataCell().setDateTime( when ) );
w.endFrame();
buf.close();
o.setValue( AttrConsRevStat, DataCell().setBml( bml ) );
}
}else
d_misses.append( anr );
}
void DocImporter::readAnnot( Stream::DataReader& in, Sdb::Obj& doc )
{
Stream::DataReader::Token t = in.nextToken();
qint32 anr = 0;
quint32 ot = 0;
bool inlink = false;
qint32 tanr = 0;
QString tdid;
QString tmid;
quint32 annr = 0;
quint32 attr = 0;
QString text;
quint8 prio = 0;
QString whom;
QDateTime mod;
QString whoc;
QDateTime cre;
while( DataReader::isUseful( t ) )
{
if( t == DataReader::Slot )
{
const NameTag name = in.getName().getTag();
if( name.equals( "anr" ) )
anr = in.readValue().getInt32();
else if( name.equals( "ot" ) )
ot = in.readValue().getAtom();
else if( name.equals( "tanr" ) )
tanr = in.readValue().getInt32();
else if( name.equals( "sanr" ) )
{
inlink = true;
tanr = in.readValue().getInt32();
}else if( name.equals( "tdid" ) || name.equals( "sdid" ) )
tdid = in.readValue().getStr();
else if( name.equals( "tmid" ) || name.equals( "smid" ) )
tmid = in.readValue().getStr();
else if( name.equals( "annr" ) )
annr = in.readValue().getUInt32();
else if( name.equals( "attr" ) )
attr = in.readValue().getAtom();
else if( name.equals( "text" ) )
text = in.readValue().getStr();
else if( name.equals( "prio" ) )
prio = in.readValue().getUInt8();
else if( name.equals( "whom" ) )
whom = in.readValue().getStr();
else if( name.equals( "mod" ) )
mod = in.readValue().getDateTime();
else if( name.equals( "whoc" ) )
whoc = in.readValue().getStr();
else if( name.equals( "cre" ) )
cre = in.readValue().getDateTime();
else
{
d_error += tr("unknown slot ") + name.toString();
throw _MyException("protocol error");
}
}else if( t == DataReader::EndFrame )
{
break;
}else
throw _MyException("protocol error");
t = in.nextToken();
}
Obj o = doc.getTxn()->getObject( d_nrToOid.value( anr ) );
if( !o.isNull() )
{
if( o.getType() == TypeSection && ot == TypeTitle )
o = o.getOwner();
if( tanr )
{
Sdb::Obj i = o.getFirstObj();
//const quint32 type = (inlink)? quint32(TypeInLink) : quint32(TypeOutLink);
if( !i.isNull() ) do
{
if( !inlink && i.getType() == TypeOutLink )
{
if( i.getValue( AttrTrgObjId ).getInt32() == tanr &&
i.getValue( AttrTrgDocId ).getStr() == tdid &&
i.getValue( AttrLnkModId ).getStr() == tmid )
{
o = i;
break;
}
}else if( inlink && i.getType() == TypeInLink )
{
if( i.getValue( AttrSrcObjId ).getInt32() == tanr &&
i.getValue( AttrSrcDocId ).getStr() == tdid &&
i.getValue( AttrLnkModId ).getStr() == tmid )
{
o = i;
break;
}
}
}while( i.next() );
}
Sdb::Obj a = doc.getTxn()->createObject( TypeAnnotation );
if( attr )
a.setValue( AttrAnnAttr, Stream::DataCell().setAtom( attr ) );
a.setValue( AttrAnnHomeDoc, doc );
a.setValue( AttrAnnOldNr, DataCell().setString( QString::number( annr ) ) );
a.setValue( AttrAnnText, DataCell().setString( text ) );
a.setValue( AttrAnnPrio, DataCell().setUInt8( prio ) );
const quint32 nr = doc.getValue( AttrDocMaxAnnot ).getUInt32() + 1;
a.setValue( AttrAnnNr, DataCell().setUInt32( nr ) );
doc.setValue( AttrDocMaxAnnot, DataCell().setUInt32( nr ) );
a.setValue( AttrCreatedBy, DataCell().setString( whoc ) );
a.setValue( AttrModifiedBy, DataCell().setString( whom ) );
a.setValue( AttrCreatedOn, DataCell().setDateTime( cre ) );
a.setValue( AttrModifiedOn, DataCell().setDateTime( mod ) );
a.aggregateTo( o );
o.setValue( AttrAnnotated, DataCell().setInt32( o.getValue( AttrAnnotated ).getInt32() + 1 ) );
if( o.getId() != doc.getId() )
doc.setValue( AttrAnnotated, DataCell().setInt32( doc.getValue( AttrAnnotated ).getInt32() + 1 ) );
}else
d_misses.append( anr );
}
struct Context
{
Context():nextId(1){}
QStack< QPair<Sdb::Obj,int> > trace;
quint32 nextId;
Sdb::Obj doc;
QTextHtmlParser parser;
};
static inline void _aggr( Sdb::Obj& obj, Context& ctx )
{
obj.aggregateTo( ctx.trace.top().first );
obj.setValue( AttrObjDocId, ctx.doc.getValue( AttrDocId ) );
obj.setValue( AttrObjHomeDoc, ctx.doc );
obj.setValue( AttrObjIdent, DataCell().setInt32( ctx.nextId++ ) );
obj.setValue( AttrCreatedBy, DataCell().setString( "DoorScope" ) );
obj.setValue( AttrCreatedOn, DataCell().setDateTime( QDateTime::currentDateTime() ) );
obj.setValue( AttrCreatedThru, DataCell().setString( "HTML Import" ) );
}
static void readImg( Context& ctx, const QTextHtmlParserNode& n, DataWriter& out )
{
// NOTE n.imageName ist noch kodiert und enthält z.B. %20
QFileInfo path;
QImage img;
if( n.imageName.startsWith( QLatin1String( "file:///" ), Qt::CaseInsensitive ) ) // Windows-Spezialität
// siehe http://en.wikipedia.org/wiki/File_URI_scheme
path = n.imageName.mid( 8 );
else if( n.imageName.startsWith( "data:" ) )
{
// Daten sind direkt in das Attribut eingebettet
// image/png;base64, siehe http://de.wikipedia.org/wiki/Data-URL
const int pos1 = n.imageName.indexOf(QLatin1String("image/"),4, Qt::CaseInsensitive);
if( pos1 != -1 )
{
const int pos2 = n.imageName.indexOf( QChar(';'), pos1 + 6 );
if( pos2 != -1 )
{
const QString imgType = n.imageName.mid( pos1 + 6, pos2 - pos1 -6 ).toUpper();
const int pos3 = n.imageName.indexOf(QLatin1String("base64,"),pos2 + 1, Qt::CaseInsensitive);
if( pos3 != -1 )
{
const QByteArray base64 = n.imageName.mid( pos3 + 7 ).toAscii();
img.loadFromData( QByteArray::fromBase64( base64 ), imgType.toAscii() );
}
}
}
}else
{
const QUrl url = QUrl::fromEncoded( n.imageName.toAscii(), QUrl::TolerantMode );
path = url.toLocalFile();
}
if( img.isNull() )
img.load( path.absoluteFilePath() );
if( img.isNull() ) // auch bei fehlerhaftem Load null
{
img.load( ":/DoorScope/Images/img_placeholder.png" );
qDebug() << "Cannot find " << n.imageName << " " << path.absoluteFilePath();
}
out.startFrame( NameTag("img") );
if( n.imageWidth > 0.0 && n.imageHeight > 0.0 )
{
//out.writeSlot( DataCell().setUInt16( n.imageWidth ), NameTag("w") );
//out.writeSlot( DataCell().setUInt16( n.imageHeight ), NameTag("h") );
img = img.scaled( QSize( n.imageWidth, n.imageHeight ), Qt::KeepAspectRatio, Qt::SmoothTransformation );
}
out.writeSlot( DataCell().setImage( img ) );
out.endFrame();
}
static int f2i( QTextHTMLElements f )
{
switch( f )
{
case Html_em:
case Html_i:
case Html_cite:
case Html_var:
case Html_dfn:
return TextInStream::Italic;
case Html_big:
case Html_small:
case Html_nobr: // unbekannt
// ignorieren
break;
case Html_strong:
case Html_b:
return TextInStream::Bold;
case Html_u:
return TextInStream::Underline;
case Html_s:
return TextInStream::Strikeout;
case Html_code:
case Html_tt:
case Html_kbd:
case Html_samp:
return TextInStream::Fixed;
case Html_sub:
return TextInStream::Sub;
case Html_sup:
return TextInStream::Super;
default:
break;
}
return -1;
}
static QString simplify( QString str )
{
if ( str.isEmpty() )
return str;
QString result;
result.resize( str.size() );
const QChar* from = str.data();
const QChar* fromend = from + str.size();
int outc = 0;
QChar* to = result.data();
// Ersetzte den Whitespace am Anfang durch einen Space
while( from != fromend && from->isSpace() )
from++;
if( from != str.data() )
to[ outc++ ] = QLatin1Char(' ');
for(;from != fromend ;)
{
// Ersetze den Whitespace im Rest des Strings durch einen Space inkl. dem Ende
while( from != fromend && from->isSpace() )
from++;
while( from != fromend && !from->isSpace() )
to[ outc++ ] = *from++;
if( from != fromend )
to[ outc++ ] = QLatin1Char(' ');
else
break;
}
result.truncate( outc );
return result;
}
static void consumeFollowers( Context& ctx, int n, DataWriter& out, std::bitset<8>& format, int fidx = -1 )
{
const int parent = ctx.parser.at(n).parent;
n++;
while( n < ctx.parser.count() && ctx.parser.at(n).id == Html_unknown )
{
// Setzte Format sofort zurück, sobald Scope des Formats endet
if( fidx != -1 && parent != ctx.parser.at(n).parent )
format.set( fidx, false );
const QString str = simplify( ctx.parser.at(n).text );
if( !str.isEmpty() )
{
out.startFrame( NameTag("frag") );
out.writeSlot( DataCell().setUInt8( format.to_ulong() ) );
out.writeSlot( DataCell().setString( str ) );
out.endFrame();
}
n++;
}
}
static void readFrag( Context& ctx, const QTextHtmlParserNode& n, DataWriter& out, std::bitset<8>& format )
{
if( n.id == Html_img )
{
readImg( ctx, n, out );
return;
}else if( n.id == Html_br )
{
// TODO: setzt <br> das Format zurück?
out.startFrame( NameTag("frag") );
out.writeSlot( DataCell().setUInt8( format.to_ulong() ) );
out.writeSlot( DataCell().setString( "\n" ) );
out.endFrame();
return;
} // else
const int fidx = f2i( n.id );
if( fidx != -1 )
format.set( fidx );
const QString str = simplify( n.text );
if( !str.isEmpty() )
{
out.startFrame( NameTag("frag") );
out.writeSlot( DataCell().setUInt8( format.to_ulong() ) );
out.writeSlot( DataCell().setString( str ) );
out.endFrame();
}
for( int i = 0; i < n.children.size(); i++ )
{
readFrag( ctx, ctx.parser.at( n.children[i] ), out, format );
consumeFollowers( ctx, n.children[i], out, format, fidx );
}
if( fidx != -1 )
format.set( fidx, false );
}
static void readFrags( Context& ctx, const QTextHtmlParserNode& p, DataWriter& out )
{
std::bitset<8> format;
for( int i = 0; i < p.children.size(); i++ )
{
// Starte Neues frag für je imp und alle übrigen
// img hat nie Children
// a hat selten Children. Falls dann sup oder sub.
// Hier sollte a einfach als Text behandelt werden, da wir sonst die Art der URL interpretieren müssen.
readFrag( ctx, ctx.parser.at( p.children[i] ), out, format );
consumeFollowers( ctx, p.children[i], out, format );
}
}
static QString collectText( const QTextHtmlParser& parser, const QTextHtmlParserNode& p )
{
// Hier verwenden wir normales QString::simplified(), da Formatierung ignoriert wird.
QString text;
if( p.id == Html_img )
text += "<img>";
text += p.text.simplified();
for( int i = 0; i < p.children.size(); i++ )
{
text += collectText( parser, parser.at( p.children[i] ) );
int n = p.children[i] + 1;
while( n < parser.count() && parser.at(n).id == Html_unknown )
{
text += parser.at(n).text.simplified();
n++;
}
}
return text;
}
static QString coded( QString str )
{
str.replace( QChar('&'), "&" );
str.replace( QChar('>'), ">" );
str.replace( QChar('<'), "<" );
return str;
}
static QString generateHtml( Context& ctx, const QTextHtmlParserNode& p )
{
const QStringList blocked = QStringList() << "width" << "height" << "lang" << "class" << "size" <<
"style" << "align" << "valign";
QString html;
if( p.id != Html_unknown && p.id != Html_font )
{
// qDebug() << p.tag << p.attributes; // TEST
html += QString( "<%1" ).arg( p.tag );
for( int i = 0; i < p.attributes.size() / 2; i++ )
{
const QString name = p.attributes[ 2 * i ].toLower();
if( !blocked.contains( name ) )
html += QString( " %1=\"%2\"" ).arg( name ).arg( p.attributes[ 2 * i + 1 ] );
}
html += ">";
}
html += coded( p.text );
for( int i = 0; i < p.children.size(); i++ )
{
html += generateHtml( ctx, ctx.parser.at( p.children[i] ) );
int n = p.children[i] + 1;
while( n < ctx.parser.count() && ctx.parser.at(n).id == Html_unknown )
{
html += coded( ctx.parser.at(n).text );
n++;
}
}
if( p.id != Html_unknown && p.id != Html_font )
{
html += QString( "</%1>" ).arg( p.tag );
}
return html;
}
static QByteArray readParagraph( Context& ctx, const QTextHtmlParserNode& p )
{
// Gehe durch alle Nodes innerhalb p und baue Richtext zusammen
// TODO: falls nur einfacher Text enthalten, sollte nicht BML geschrieben werden.
DataWriter out;
out.startFrame( NameTag("rtxt") );
out.writeSlot( DataCell().setAscii( "0.1" ), NameTag("ver") );
if( p.id == Html_pre )
{
out.startFrame( NameTag( "code" ) );
out.writeSlot( DataCell().setString( p.text ) );
out.endFrame();
}else
{
out.startFrame( NameTag( "par" ) );
const QString str = simplify( p.text );
if( !str.isEmpty() )
{
out.startFrame( NameTag("frag") );
out.writeSlot( DataCell().setString( str ) );
out.endFrame(); // frag
}
readFrags( ctx, p, out );
out.endFrame(); // par
}
out.endFrame(); // rtxt
return out.getStream();
}
static int h2i( QTextHTMLElements f )
{
switch( f )
{
case Html_h1:
return 1;
case Html_h2:
return 2;
case Html_h3:
return 3;
case Html_h4:
return 4;
case Html_h5:
return 5;
case Html_h6:
return 6;
default:
return 0;
}
}
static int findNumber( const QString& title )
{
if( title.isEmpty() || !title[0].isDigit() )
return -1;
enum State { Digit, Dot };
State s = Digit;
int i = 0;
while( i < title.size() )
{
switch( s )
{
case Digit:
if( title[i].isDigit() )
; // ignore
else if( title[i] == QChar('.') )
s = Dot;
else if( title[i].isSpace() )
return i + 1;
else
return i;
break;
case Dot:
if( title[i].isDigit() )
s = Digit;
else if( title[i].isSpace() )
return i + 1;
else
return -1; // Wenn nach einem Dot etwas anderes kommt als eine Zahl oder ein Space, breche die Übung ab.
break;
}
i++;
}
return -1;
}
static void readHtmlNode( Context& ctx, const QTextHtmlParserNode& p )
{
switch( p.id )
{
case Html_html:
case Html_body:
case Html_div:
case Html_span:
default:
for( int i = 0; i < p.children.count(); i++ )
readHtmlNode( ctx, ctx.parser.at( p.children[i] ) );
break;
case Html_p:
case Html_address:
case Html_a:
if( !collectText( ctx.parser, p ).isEmpty() ) // RISK: teuer
{
Obj body = AppContext::inst()->getTxn()->createObject( TypeSection );
_aggr( body, ctx );
QByteArray bml = readParagraph( ctx, p );
/* TEST
DataReader r( bml );
qDebug() << "************** " << p.tag;
r.dump();
*/
body.setValue( AttrObjText, DataCell().setBml( bml ) );
}
break;
// case Html_center: // gibt es nicht
case Html_ul:
case Html_ol:
case Html_table:
case Html_dl:
case Html_pre: // TODO: pre sollte via BML laufen. Später auch alle übrigen
{
Obj body = AppContext::inst()->getTxn()->createObject( TypeSection );
_aggr( body, ctx );
body.setValue( AttrObjText, DataCell().setHtml( generateHtml( ctx, p ) ) );
}
break;
case Html_h1:
case Html_h2:
case Html_h3:
case Html_h4:
case Html_h5:
case Html_h6:
{
const QString str = simplify( collectText( ctx.parser, p ) ); // ignoriere Formatierung
if( !str.isEmpty() )
{
const int l = h2i( p.id );
while( l <= ctx.trace.top().second && ctx.trace.size() > 1 )
ctx.trace.pop();
Obj title = AppContext::inst()->getTxn()->createObject( TypeTitle );
_aggr( title, ctx );
const int split = findNumber( str );
if( split != -1 )
{
title.setValue( AttrObjNumber, DataCell().setString( str.left( split ) ) );
title.setValue( AttrObjText, DataCell().setString( str.mid( split ) ) );
}else
title.setValue( AttrObjText, DataCell().setString( str ) );
ctx.trace.push( qMakePair(title,l) );
}
}
break;
// case Html_hr: // Horizontal rule ignorieren
// case Html_caption: // Deprecated
case Html_dt:
case Html_dd:
case Html_li:
case Html_tr:
case Html_td:
case Html_th:
case Html_thead:
case Html_tbody:
case Html_tfoot:
// NOTE: sollen hier nicht vorkommen
break;
case Html_title:
ctx.doc.setValue( AttrDocName, DataCell().setString( simplify( p.text ) ) );
break;
}
}
Sdb::Obj DocImporter::importHtmlFile( const QString& path )
{
d_error.clear();
QFileInfo info( path );
QFile f( path );
if( !f.open( QIODevice::ReadOnly ) )
{
d_error = tr("cannot open '%1' for reading").arg(path);
return Obj();
}
QDir::setCurrent( info.absolutePath() ); // für relative images
Sdb::Obj doc = importHtmlString( QString::fromLatin1( f.readAll() ) );
if( !doc.isNull() )
{
doc.setValue( AttrDocStream, DataCell().setString( path ) );
if( doc.getValue( AttrDocName ).getStr().isEmpty() )
doc.setValue( AttrDocName, DataCell().setString( info.fileName() ) );
}
return doc;
}
Obj DocImporter::importHtmlString(const QString &html )
{
Context ctx;
// TODO <META HTTP-EQUIV="CONTENT-TYPE" CONTENT="text/html; charset=windows-1252">
ctx.parser.parse( html, 0 );
if( ctx.parser.count() == 0 )
{
d_error = "HTML stream has no contents!";
return Obj();
}
//parser.dumpHtml(); // TEST
// dump2( parser );
Database::Lock lock( AppContext::inst()->getDb(), true );
try
{
Sdb::Obj doc = AppContext::inst()->getTxn()->createObject( TypeDocument );
doc.setValue( AttrDocImported, DataCell().setDateTime( QDateTime::currentDateTime() ) );
doc.setValue( AttrDocId, DataCell().setString( QUuid::createUuid().toString() ) );
doc.setValue( AttrCreatedBy, DataCell().setString( "DoorScope" ) );
doc.setValue( AttrCreatedOn, DataCell().setDateTime( QDateTime::currentDateTime() ) );
doc.setValue( AttrCreatedThru, DataCell().setString( "HTML Import" ) );
const QTextHtmlParserNode& n = ctx.parser.at(0);
// dump( parser, n, 0 );
ctx.trace.push( qMakePair(doc,0) );
ctx.doc = doc;
readHtmlNode( ctx, n );
AppContext::inst()->getTxn()->commit();
lock.commit();
return doc;
}catch( DatabaseException& e )
{
d_error += e.getCodeString() + " " + e.getMsg();
AppContext::inst()->getTxn()->rollback();
lock.rollback();
return Obj();
}catch( std::exception& e )
{
d_error += e.what();
AppContext::inst()->getTxn()->rollback();
lock.rollback();
return Obj();
}
return Sdb::Obj();
}