1 files changed, 523 insertions, 0 deletions

diff --git a/lib/kofficecore/KoDocumentChild.cpp b/lib/kofficecore/KoDocumentChild.cpp
new file mode 100644
index 00000000..8157b95a
--- /dev/null
+++ b/lib/kofficecore/KoDocumentChild.cpp
@@ -0,0 +1,523 @@
+/* This file is part of the KDE project
+   Copyright (C) 1998, 1999 Torben Weis <[email protected]>
+   Copyright (C) 2004-2006 David Faure <[email protected]>
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public License
+   along with this library; see the file COPYING.LIB.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+*/
+
+#include "KoDocumentChild.h"
+#include "KoOasisStore.h"
+#include <KoDocument.h>
+#include <KoQueryTrader.h>
+#include <KoXmlWriter.h>
+#include <KoXmlNS.h>
+#include <KoUnit.h>
+#include <KoStore.h>
+#include <KoStoreDevice.h>
+
+#include <kparts/partmanager.h>
+
+#include <kmimetype.h>
+#include <klocale.h>
+#include <kmessagebox.h>
+#include <kdebug.h>
+
+#include <qapplication.h>
+
+#include <assert.h>
+
+// Define the protocol used here for embedded documents' URL
+// This used to "store" but KURL didn't like it,
+// so let's simply make it "tar" !
+#define STORE_PROTOCOL "tar"
+#define INTERNAL_PROTOCOL "intern"
+// Warning, keep it sync in koStore.cc and koDocument.cc
+
+/**********************************************************
+ *
+ * KoDocumentChild
+ *
+ **********************************************************/
+
+class KoDocumentChildPrivate
+{
+public:
+  KoDocumentChildPrivate()
+  {
+  }
+  ~KoDocumentChildPrivate()
+  {
+  }
+
+  KoDocument *m_parent;
+  KoDocument *m_doc;
+  bool m_deleted;
+};
+
+KoDocumentChild::KoDocumentChild( KoDocument* parent, KoDocument* doc, const QRect& geometry )
+    : KoChild( parent )
+{
+  d = new KoDocumentChildPrivate;
+  d->m_parent = parent;
+  d->m_doc = doc;
+  setGeometry( geometry );
+  d->m_deleted = false;
+  if ( doc )
+    doc->setStoreInternal( !doc->hasExternURL() );
+}
+
+KoDocumentChild::KoDocumentChild( KoDocument* parent )
+    : KoChild( parent )
+{
+  d = new KoDocumentChildPrivate;
+  d->m_parent = parent;
+  d->m_doc = 0L;
+  d->m_deleted = false;
+}
+
+void KoDocumentChild::setDocument( KoDocument *doc, const QRect &geometry )
+{
+  kdDebug()<<k_funcinfo<<"doc: "<<doc->url().url()<<endl;
+  d->m_doc = doc;
+  setGeometry( geometry );
+
+  updateMatrix();
+}
+
+KoDocument *KoDocumentChild::document() const
+{
+  return d->m_doc;
+}
+
+KoDocument* KoDocumentChild::parentDocument() const
+{
+  return d->m_parent;
+}
+
+KoDocument* KoDocumentChild::hitTest( const QPoint &p, const QWMatrix &_matrix )
+{
+  if ( !region( _matrix ).contains( p ) || !d->m_doc )
+    return 0L;
+
+  QWMatrix m( _matrix );
+  m = matrix() * m;
+  m.scale( xScaling(), yScaling() );
+
+  return d->m_doc->hitTest( p, m );
+}
+
+void KoDocumentChild::loadOasis( const QDomElement &frameElement, const QDomElement& objectElement )
+{
+    double x, y, w, h;
+    x = KoUnit::parseValue( frameElement.attributeNS( KoXmlNS::svg, "x", QString::null ) );
+    y = KoUnit::parseValue( frameElement.attributeNS( KoXmlNS::svg, "y", QString::null ) );
+    w = KoUnit::parseValue( frameElement.attributeNS( KoXmlNS::svg, "width", QString::null ) );
+    h = KoUnit::parseValue( frameElement.attributeNS( KoXmlNS::svg, "height", QString::null ) );
+    m_tmpGeometry = QRect((int)x, (int)y, (int)w, (int)h); // #### double->int conversion
+    setGeometry(m_tmpGeometry);
+
+    QString url = objectElement.attributeNS( KoXmlNS::xlink, "href", QString::null );
+    if ( url[0] == '#' )
+        url = url.mid( 1 );
+    if ( url.startsWith( "./" ) )
+        m_tmpURL = QString( INTERNAL_PROTOCOL ) + ":/" + url.mid( 2 );
+    else
+        m_tmpURL = url;
+    kdDebug() << k_funcinfo << m_tmpURL << endl;
+}
+
+
+bool KoDocumentChild::load( const QDomElement& element, bool uppercase )
+{
+    if ( element.hasAttribute( "url" ) )
+        m_tmpURL = element.attribute("url");
+    if ( element.hasAttribute("mime") )
+        m_tmpMimeType = element.attribute("mime");
+
+    if ( m_tmpURL.isEmpty() )
+    {
+        kdDebug(30003) << "Empty 'url' attribute in OBJECT" << endl;
+        return false;
+    }
+    if ( m_tmpMimeType.isEmpty() )
+    {
+        kdDebug(30003) << "Empty 'mime' attribute in OBJECT" << endl;
+        return false;
+    }
+
+    bool brect = FALSE;
+    QDomNode n = element.firstChild();
+    for( ; !n.isNull(); n = n.nextSibling() )
+    {
+        QDomElement e = n.toElement();
+        if ( e.isNull() ) continue;
+        if ( e.tagName() == "rect" || ( uppercase && e.tagName() == "RECT" ) )
+        {
+            brect = true;
+            int x, y, w, h;
+            x=y=w=h=0;
+            if ( e.hasAttribute( "x" ) )
+                x = e.attribute( "x" ).toInt(&brect);
+            if ( e.hasAttribute( "y" ) )
+                y = e.attribute( "y" ).toInt(&brect);
+            if ( e.hasAttribute( "w" ) )
+                w = e.attribute( "w" ).toInt(&brect);
+            if ( e.hasAttribute( "h" ) )
+                h = e.attribute( "h" ).toInt(&brect);
+            m_tmpGeometry = QRect(x, y, w, h);
+            setGeometry(m_tmpGeometry);
+        }
+    }
+
+    if ( !brect )
+    {
+        kdDebug(30003) << "Missing RECT in OBJECT" << endl;
+        return false;
+    }
+
+    return true;
+}
+
+bool KoDocumentChild::loadDocument( KoStore* store )
+{
+    assert( !m_tmpURL.isEmpty() );
+
+    kdDebug(30003) << "KoDocumentChild::loadDocument: trying to load " << m_tmpURL << endl;
+
+    // Backwards compatibility
+    if ( m_tmpMimeType == "application/x-killustrator" )
+        m_tmpMimeType = "application/x-kontour";
+
+    KoDocumentEntry e = KoDocumentEntry::queryByMimeType( m_tmpMimeType );
+    if ( e.isEmpty() )
+    {
+        kdWarning(30003) << "Could not create child document with type " << m_tmpMimeType << endl;
+        bool res = createUnavailDocument( store, true, m_tmpMimeType );
+        if ( res )
+        {
+            // Try to turn the mimetype name into its comment
+            QString mimeName = m_tmpMimeType;
+            KMimeType::Ptr mime = KMimeType::mimeType( m_tmpMimeType );
+            if ( mime->name() != KMimeType::defaultMimeType() )
+                mimeName = mime->comment();
+            d->m_doc->setProperty( "unavailReason", i18n( "No handler found for %1" ).arg( mimeName ) );
+        }
+        return res;
+    }
+
+    return loadDocumentInternal( store, e, true /*open url*/, false /*not oasis*/ );
+}
+
+bool KoDocumentChild::loadOasisDocument( KoStore* store, const QDomDocument& manifestDoc )
+{
+    QString path = m_tmpURL;
+    if ( m_tmpURL.startsWith( INTERNAL_PROTOCOL ) ) {
+        path = store->currentDirectory();
+        if ( !path.isEmpty() )
+            path += '/';
+        QString relPath = KURL( m_tmpURL ).path();
+        path += relPath.mid( 1 ); // remove leading '/'
+    }
+    if ( !path.endsWith( "/" ) )
+        path += '/';
+    const QString mimeType = KoOasisStore::mimeForPath( manifestDoc, path );
+    kdDebug() << k_funcinfo << "path for manifest file=" << path << " mimeType=" << mimeType << endl;
+    if ( mimeType.isEmpty() ) {
+        kdError(30003) << "Manifest doesn't have media-type for " << path << endl;
+        return false;
+    }
+
+    KoDocumentEntry e = KoDocumentEntry::queryByMimeType( mimeType );
+    if ( e.isEmpty() )
+    {
+        kdWarning(30003) << "Could not create child document with type " << mimeType << endl;
+        bool res = createUnavailDocument( store, true, mimeType );
+        if ( res )
+        {
+            // Try to turn the mimetype name into its comment
+            QString mimeName = mimeType;
+            KMimeType::Ptr mime = KMimeType::mimeType( mimeType );
+            if ( mime->name() != KMimeType::defaultMimeType() )
+                mimeName = mime->comment();
+            d->m_doc->setProperty( "unavailReason", i18n( "No handler found for %1" ).arg( mimeName ) );
+        }
+        return res;
+    }
+
+    const bool oasis = mimeType.startsWith( "application/vnd.oasis.opendocument" );
+    if ( !oasis ) {
+        m_tmpURL += "/maindoc.xml";
+        kdDebug() << " m_tmpURL adjusted to " << m_tmpURL << endl;
+    }
+    return loadDocumentInternal( store, e, true /*open url*/, oasis );
+}
+
+bool KoDocumentChild::loadDocumentInternal( KoStore* store, const KoDocumentEntry& e, bool doOpenURL, bool oasis )
+{
+    kdDebug(30003) << "KoDocumentChild::loadDocumentInternal doOpenURL=" << doOpenURL << " m_tmpURL=" << m_tmpURL << endl;
+    KoDocument * doc = e.createDoc( d->m_parent );
+    if (!doc) {
+        kdWarning(30003) << "createDoc failed" << endl;
+        return false;
+    }
+    setDocument( doc, m_tmpGeometry );
+
+    bool res = true;
+    if ( doOpenURL )
+    {
+        bool internalURL = false;
+        if ( m_tmpURL.startsWith( STORE_PROTOCOL ) || m_tmpURL.startsWith( INTERNAL_PROTOCOL ) || KURL::isRelativeURL( m_tmpURL ) )
+        {
+            if ( oasis ) {
+                store->pushDirectory();
+                assert( m_tmpURL.startsWith( INTERNAL_PROTOCOL ) );
+                QString relPath = KURL( m_tmpURL ).path().mid( 1 );
+                store->enterDirectory( relPath );
+                res = d->m_doc->loadOasisFromStore( store );
+                store->popDirectory();
+            } else {
+                if ( m_tmpURL.startsWith( INTERNAL_PROTOCOL ) )
+                    m_tmpURL = KURL( m_tmpURL ).path().mid( 1 );
+                res = d->m_doc->loadFromStore( store, m_tmpURL );
+            }
+            internalURL = true;
+            d->m_doc->setStoreInternal( true );
+        }
+        else
+        {
+            // Reference to an external document. Hmmm...
+            d->m_doc->setStoreInternal( false );
+            KURL url( m_tmpURL );
+            if ( !url.isLocalFile() )
+            {
+                QApplication::restoreOverrideCursor();
+                // For security reasons we need to ask confirmation if the url is remote
+                int result = KMessageBox::warningYesNoCancel(
+                    0, i18n( "This document contains an external link to a remote document\n%1").arg(m_tmpURL),
+                    i18n( "Confirmation Required" ), i18n( "Download" ), i18n( "Skip" ) );
+
+                if ( result == KMessageBox::Cancel )
+                {
+                    d->m_parent->setErrorMessage("USER_CANCELED");
+                    return false;
+                }
+                if ( result == KMessageBox::Yes )
+                    res = d->m_doc->openURL( url );
+                // and if == No, res will still be false so we'll use a kounavail below
+            }
+            else
+                res = d->m_doc->openURL( url );
+        }
+        if ( !res )
+        {
+            // Keep the error message from the attempted loading
+            QString errorMessage = d->m_doc->errorMessage();
+            delete d->m_doc;
+            d->m_doc = 0;
+            QString tmpURL = m_tmpURL; // keep a copy, createUnavailDocument will erase it
+            // Not found -> use a kounavail instead
+            res = createUnavailDocument( store, false /* the URL doesn't exist, don't try to open it */, m_tmpMimeType );
+            if ( res )
+            {
+                d->m_doc->setProperty( "realURL", tmpURL ); // so that it gets saved correctly
+                d->m_doc->setStoreInternal( true );
+                if ( internalURL )
+                    d->m_doc->setProperty( "unavailReason", i18n( "Could not load embedded object:\n%1" ).arg( errorMessage ) );
+                else
+                    d->m_doc->setProperty( "unavailReason", i18n( "Could not load external document %1:\n%2" ).arg( tmpURL, errorMessage ) );
+            }
+            return res;
+        }
+        // Still waiting...
+        QApplication::setOverrideCursor( waitCursor );
+    }
+
+    m_tmpURL = QString::null;
+
+    // see KoDocument::insertChild for an explanation what's going on
+    // now :-)
+    if ( parentDocument() )
+    {
+        KoDocument *parent = parentDocument();
+
+        if ( parent->manager() && parent->manager()->parts() )
+        {
+            KParts::PartManager *manager = parent->manager();
+
+            if ( !manager->parts()->containsRef( d->m_doc ) &&
+                 !parent->isSingleViewMode() )
+                manager->addPart( d->m_doc, false );
+        }
+    }
+
+    QApplication::restoreOverrideCursor();
+
+    return res;
+}
+
+bool KoDocumentChild::createUnavailDocument( KoStore* store, bool doOpenURL, const QString& mimeType )
+{
+    // We don't need a trader query here. We're looking for a very specific component.
+    KService::Ptr serv = KService::serviceByDesktopName( "kounavail" );
+    if ( serv == 0L )
+    {
+        kdWarning(30003) << "ERROR: service kounavail not found " << endl;
+        return false;
+    }
+    KoDocumentEntry e( serv );
+    if ( !loadDocumentInternal( store, e, doOpenURL, false ) )
+        return false;
+    d->m_doc->setProperty( "mimetype", mimeType );
+    return true;
+}
+
+bool KoDocumentChild::saveOasis( KoStore* store, KoXmlWriter* manifestWriter )
+{
+    QString path;
+    if ( d->m_doc->isStoredExtern() )
+    {
+        kdDebug(30003)<<k_funcinfo<<" external (don't save) url:" << d->m_doc->url().url()<<endl;
+        path = d->m_doc->url().url();
+    }
+    else
+    {
+        // The name comes from KoDocumentChild (which was set while saving the
+        // parent document).
+        assert( d->m_doc->url().protocol() == INTERNAL_PROTOCOL );
+        const QString name = d->m_doc->url().path();
+        kdDebug() << k_funcinfo << "saving " << name << endl;
+
+        if ( d->m_doc->nativeOasisMimeType().isEmpty() ) {
+            // Embedded object doesn't support OASIS OpenDocument, save in the old format.
+            kdDebug() << k_funcinfo << "Embedded object doesn't support OASIS OpenDocument, save in the old format." << endl;
+
+            if ( !d->m_doc->saveToStore( store, name ) )
+                return false;
+        }
+        else
+        {
+            // To make the children happy cd to the correct directory
+            store->pushDirectory();
+            store->enterDirectory( name );
+
+            if ( !d->m_doc->saveOasis( store, manifestWriter ) ) {
+                kdWarning(30003) << "KoDocumentChild::saveOasis failed" << endl;
+                return false;
+            }
+            // Now that we're done leave the directory again
+            store->popDirectory();
+        }
+
+        assert( d->m_doc->url().protocol() == INTERNAL_PROTOCOL );
+        path = store->currentDirectory();
+        if ( !path.isEmpty() )
+            path += '/';
+        path += d->m_doc->url().path();
+        if ( path.startsWith( "/" ) )
+            path = path.mid( 1 ); // remove leading '/', no wanted in manifest
+    }
+
+    // OOo uses a trailing slash for the path to embedded objects (== directories)
+    if ( !path.endsWith( "/" ) )
+        path += '/';
+    QCString mimetype = d->m_doc->nativeOasisMimeType();
+    if ( mimetype.isEmpty() )
+        mimetype = d->m_doc->nativeFormatMimeType();
+    manifestWriter->addManifestEntry( path, mimetype );
+
+    return true;
+}
+
+void KoDocumentChild::saveOasisAttributes( KoXmlWriter &xmlWriter, const QString& name )
+{
+    if ( !d->m_doc->isStoredExtern() )
+    {
+        // set URL in document so that KoDocument::saveChildrenOasis will save
+        // the actual embedded object with the right name in the store.
+        KURL u;
+        u.setProtocol( INTERNAL_PROTOCOL );
+        u.setPath( name );
+        kdDebug() << k_funcinfo << u << endl;
+        d->m_doc->setURL( u );
+    }
+
+    //<draw:object draw:style-name="standard" draw:id="1" draw:layer="layout" svg:width="14.973cm" svg:height="4.478cm" svg:x="11.641cm" svg:y="14.613cm" xlink:href="#./Object 1" xlink:type="simple" xlink:show="embed" xlink:actuate="onLoad"/>
+    xmlWriter.addAttribute( "xlink:type", "simple" );
+    xmlWriter.addAttribute( "xlink:show", "embed" );
+    xmlWriter.addAttribute( "xlink:actuate", "onLoad" );
+
+    const QString ref = d->m_doc->isStoredExtern() ? d->m_doc->url().url() : "./"+ name;
+    kdDebug(30003) << "KoDocumentChild::saveOasis saving reference to embedded document as " << ref << endl;
+    xmlWriter.addAttribute( "xlink:href", /*"#" + */ref );
+}
+
+QDomElement KoDocumentChild::save( QDomDocument& doc, bool uppercase )
+{
+    if( d->m_doc )
+    {
+        QDomElement e = doc.createElement( ( uppercase ? "OBJECT" : "object" ) );
+        if ( d->m_doc->url().protocol() != INTERNAL_PROTOCOL ) {
+            e.setAttribute( "url", d->m_doc->url().url() );
+            kdDebug() << "KoDocumentChild::save url=" << d->m_doc->url().url() << endl;
+        }
+        else {
+            e.setAttribute( "url", d->m_doc->url().path().mid( 1 ) );
+            kdDebug() << "KoDocumentChild::save url=" << d->m_doc->url().path().mid( 1 ) << endl;
+        }
+        e.setAttribute( "mime", d->m_doc->nativeFormatMimeType() );
+        kdDebug() << "KoDocumentChild::save mime=" << d->m_doc->nativeFormatMimeType() << endl;
+        QDomElement rect = doc.createElement( ( uppercase ? "RECT" : "rect" ) );
+        rect.setAttribute( "x", geometry().left() );
+        rect.setAttribute( "y", geometry().top() );
+        rect.setAttribute( "w", geometry().width() );
+        rect.setAttribute( "h", geometry().height() );
+        e.appendChild(rect);
+        return e;
+    }
+    return QDomElement();
+}
+
+bool KoDocumentChild::isStoredExtern() const
+{
+    assert( d->m_doc );
+    return d->m_doc->isStoredExtern();
+}
+
+KURL KoDocumentChild::url() const
+{
+    return ( d->m_doc ? d->m_doc->url() : KURL() );
+}
+
+KoDocumentChild::~KoDocumentChild()
+{
+  if ( d->m_doc ) {
+    delete d->m_doc;
+    d->m_doc=0L;
+  }
+  delete d;
+}
+
+bool KoDocumentChild::isDeleted() const
+{
+    return d->m_deleted;
+}
+
+void KoDocumentChild::setDeleted( bool on )
+{
+    d->m_deleted = on;
+}
+
+#include "KoDocumentChild.moc"