void AccountHandler::_handlePacket(Packet* packet, BuddyPtr buddy)
{
	// packet and buddy must always be set
	UT_return_if_fail(packet);
	UT_return_if_fail(buddy);
	
	// as must the session manager
	AbiCollabSessionManager* pManager = AbiCollabSessionManager::getManager();
	UT_return_if_fail(pManager);
	
	// manager didn't handle it, see what we can do
	switch (packet->getClassType()) 
	{			
		case PCT_JoinSessionRequestEvent:
		{
			JoinSessionRequestEvent* jse = static_cast<JoinSessionRequestEvent*>(packet);
			
			// lookup session
			AbiCollab* pSession = pManager->getSessionFromSessionId(jse->getSessionId());
			UT_return_if_fail(pSession);

            // check if this buddy is allowed to access this document
            // TODO: this should be done for every session packet, not just join session packets
            if (!hasAccess(pSession->getAcl(), buddy))
            {
                // we should only reach this point if someone is brute forcing trying
                // out session IDs while not being on the ACL. Ban this uses.
                UT_ASSERT_HARMLESS(UT_SHOULD_NOT_HAPPEN);
                return;
            }
		
			// lookup exporter
			ABI_Collab_Export* pExport = pSession->getExport();
			UT_return_if_fail(pExport);
			
			// lookup adjusts
			const UT_GenericVector<ChangeAdjust *>* pExpAdjusts = pExport->getAdjusts();
			UT_return_if_fail(pExpAdjusts);
		
			PD_Document* pDoc = pSession->getDocument();

			// add this author to the document if we don't recognize him
			UT_sint32 iAuthorId = -1;
			UT_UTF8String buddyDescriptor = buddy->getDescriptor();
			UT_GenericVector<pp_Author*> authors = pDoc->getAuthors();
			UT_DEBUGMSG(("Scanning %d authors to see if we recognize this buddy\n", authors.getItemCount()));
			for (UT_sint32 i = 0; i < authors.getItemCount(); i++)
			{
				pp_Author* pAuthor = authors.getNthItem(i);
				UT_continue_if_fail(pAuthor);

				const gchar* szDescriptor = NULL;
				pAuthor->getProperty("abicollab-descriptor", szDescriptor);
				if (!szDescriptor)
					continue;

				if (buddyDescriptor != szDescriptor)
					continue;

				// yay, we know this author!
				iAuthorId = pAuthor->getAuthorInt();
				UT_DEBUGMSG(("Found known author with descriptior %s, id %d!\n", buddyDescriptor.utf8_str(), iAuthorId));
				break;
			}
			
			if (iAuthorId == -1)
			{
				// we don't know this author yet, create a new author object for him
				iAuthorId = pDoc->findFirstFreeAuthorInt();
				pp_Author * pA = pDoc->addAuthor(iAuthorId);
				PP_AttrProp * pPA = pA->getAttrProp();
				pPA->setProperty("abicollab-descriptor", buddyDescriptor.utf8_str());
				pDoc->sendAddAuthorCR(pA);
				UT_DEBUGMSG(("Added a new author to the documument with descriptor %s, id %d\n", buddyDescriptor.utf8_str(), iAuthorId));
			}
			
			// serialize entire document into string
			JoinSessionRequestResponseEvent jsre(jse->getSessionId(), iAuthorId);
			if (AbiCollabSessionManager::serializeDocument(pDoc, jsre.m_sZABW, false /* no base64 */) == UT_OK)
			{
				// set more document properties
				jsre.m_iRev = pDoc->getCRNumber();
				jsre.m_sDocumentId = pDoc->getDocUUIDString();
				if (pDoc->getFilename())
					jsre.m_sDocumentName = UT_go_basename_from_uri(pDoc->getFilename());
				
				// send to buddy!
				send(&jsre, buddy);
				
				// add this buddy to the collaboration session
				pSession->addCollaborator(buddy);
			}
			break;
		}
		
		case PCT_JoinSessionRequestResponseEvent:
		{
			JoinSessionRequestResponseEvent* jsre = static_cast<JoinSessionRequestResponseEvent*>( packet );
			PD_Document* pDoc = 0;
			if (AbiCollabSessionManager::deserializeDocument(&pDoc, jsre->m_sZABW, false) == UT_OK)
			{
				if (pDoc)
				{
					// NOTE: we could adopt the same document name here, but i'd
					// rather not at the moment - MARCM
					pDoc->forceDirty();
					if (jsre->m_sDocumentName.size() > 0)
					{
						gchar* fname = g_strdup(jsre->m_sDocumentName.utf8_str());
						pDoc->setFilename(fname);
					}
					// The default ownership when joining is FALSE, as that seems 
					// to make sense for the generic case. The person sharing the 
					// document by default owns the document (and is thus allowed
					// to modify the ACL).
					pManager->joinSession(jsre->getSessionId(), pDoc, jsre->m_sDocumentId, jsre->m_iRev, jsre->getAuthorId(), buddy, this, false, NULL);
				}
				else 
				{
					UT_DEBUGMSG(("AccountHandler::_handlePacket() - deserializing document failed!\n"));
				}
			}
			break;
		}
		
		case PCT_GetSessionsEvent:
		{
			GetSessionsResponseEvent gsre;
			const UT_GenericVector<AbiCollab *> sessions = pManager->getSessions();
			for (UT_sint32 i = 0; i < sessions.getItemCount(); i++)
			{
				AbiCollab* pSession = sessions.getNthItem(i);
				if (pSession && pSession->isLocallyControlled())
				{
                    // check if the buddy has access to this session
                    if (!hasAccess(pSession->getAcl(), buddy))
                    {
                        UT_DEBUGMSG(("Buddy %s denied access to session %s by ALC\n", buddy->getDescriptor(true).utf8_str(), pSession->getSessionId().utf8_str()));
                        continue;
                    }

					const PD_Document * pDoc = pSession->getDocument();
                    UT_continue_if_fail(pDoc);

                    // determine name
					UT_UTF8String documentBaseName;
					if (pDoc->getFilename())
						documentBaseName = UT_go_basename_from_uri(pDoc->getFilename());
					// set session info
					gsre.m_Sessions[ pSession->getSessionId() ] = documentBaseName;
				}
			}
			send(&gsre, buddy);
			break;
		}
		
		case PCT_GetSessionsResponseEvent:
		{
			GetSessionsResponseEvent* gsre = static_cast<GetSessionsResponseEvent*>( packet );
			UT_GenericVector<DocHandle*> vDocHandles;
			for (std::map<UT_UTF8String,UT_UTF8String>::iterator it=gsre->m_Sessions.begin(); it!=gsre->m_Sessions.end(); ++it) {
				DocHandle* pDocHandle = new DocHandle((*it).first, (*it).second);
				vDocHandles.addItem(pDocHandle);
			}
			pManager->setDocumentHandles(buddy, vDocHandles);
			break;
		}
		
		default:
		{
			UT_DEBUGMSG(("Unhandled packet class: 0x%x\n", packet->getClassType()));
			UT_ASSERT_HARMLESS(UT_SHOULD_NOT_HAPPEN);
			break;
		}
	}
}
Exemplo n.º 2
0
/*!
 * Fill the supplied vector with a list of the blocks whose lines are affected
 * by the Frame.
 */ 
void fp_FrameContainer::getBlocksAroundFrame(UT_GenericVector<fl_BlockLayout *> & vecBlocks)
{
  fp_Page * pPage = getPage();
  if(pPage == NULL)
  {
    return;
  }
  UT_sint32 iColLeader = 0;
  fp_Column * pCol = NULL;
  fl_BlockLayout * pCurBlock = NULL;
  fp_Line * pCurLine = NULL;
  fp_Container * pCurCon = NULL;
  if(pPage->countColumnLeaders() == 0)
  {
      UT_sint32 iPage = getPreferedPageNo();
      if(iPage >0)
          setPreferedPageNo(iPage-1);
      return;
  }
  for(iColLeader = 0; iColLeader < pPage->countColumnLeaders(); iColLeader++)
  {
      pCol = pPage->getNthColumnLeader(iColLeader);
      while(pCol)
      {
          UT_sint32 i = 0;
          UT_sint32 iYCol = pCol->getY(); // Vertical position relative to page.
          for(i=0; i< pCol->countCons(); i++)
          {
              pCurCon = static_cast<fp_Container *>(pCol->getNthCon(i));
              if(pCurCon->getContainerType() == FP_CONTAINER_LINE)
              {
                  pCurLine = static_cast<fp_Line *>(pCurCon);
                  UT_sint32 iYLine = iYCol + pCurLine->getY();
                  xxx_UT_DEBUGMSG(("iYLine %d FullY %d FullHeight %d \n",iYLine,getFullY(),getFullHeight()));
                  if((iYLine + pCurLine->getHeight() > getFullY()) && (iYLine < (getFullY() + getFullHeight())))
                  {
                      //
                      // Line overlaps frame in Height. Add it's block to the vector.
                      //
                      if(pCurLine->getBlock() != pCurBlock)
                      {
                          pCurBlock = pCurLine->getBlock();
                          vecBlocks.addItem(pCurBlock);
                          xxx_UT_DEBUGMSG(("Add Block %x to vector \n",pCurBlock));
                      }
                  }
              }
          }
          pCol = pCol->getFollower();
      }
  }
  if(vecBlocks.getItemCount() == 0)
  {
      pCol = pPage->getNthColumnLeader(0);
      fp_Container * pCon = pCol->getFirstContainer();
      fl_BlockLayout * pB = NULL;
      if(pCon && pCon->getContainerType() == FP_CONTAINER_LINE)
      {
          pB = static_cast<fp_Line *>(pCon)->getBlock();
      }
      else if(pCon)
      {
          fl_ContainerLayout * pCL = static_cast<fl_ContainerLayout *>(pCon->getSectionLayout());
          pB = pCL->getNextBlockInDocument();
      }
      if(pB != NULL)
          vecBlocks.addItem(pB);
  }

}
/*!
 * Massage the byte buffer into an array of strings that can be loaded by 
 * gdk-pixbuf
 */
GdkPixbuf * IE_ImpGraphic_GdkPixbuf::_loadXPM(UT_ByteBuf * pBB)
{
	GdkPixbuf * pixbuf = NULL;
	const char * pBC = reinterpret_cast<const char *>(pBB->getPointer(0));

	UT_GenericVector<char*> vecStr;
	UT_sint32 k =0;
	UT_sint32 iBase =0;

	//
	// Find dimension line to start with.
	//
	UT_sint32 length = static_cast<UT_sint32>(pBB->getLength());
	for(k =0; (*(pBC+k) != '"') &&( k < length); k++)
		;

	if(k >= length)
	{
		return NULL;
	}

	k++;
	iBase = k;
	for(; (*(pBC+k) != '"') && (k < length); k++)
		;
	if(k >= length)
	{
		return NULL;
	}

	char * sz = NULL;
	UT_sint32 kLen = k-iBase+1;
	sz = static_cast<char *>(UT_calloc(kLen,sizeof(char)));
	UT_sint32 i =0;

	for(i=0; i< (kLen -1); i++)
	{
		*(sz+i) = *(pBC+iBase+i);
	}
	*(sz+i) = 0;
	vecStr.addItem(sz);

	//
	// Now loop through all the lines until we get to "}" outside the
	// '"'
	while((*(pBC+k) != '}')  && (k < length) )
	{
		k++;

		//
		// Load a single string of data into our vector.
		// 
		if(*(pBC+k) =='"')
		{
			//
			// Start of a line
			//
			k++;
			iBase = k;
			for(; (*(pBC+k) != '"') && (k < length); k++) 
			{
			}
			if(k >= length)
			{
				return NULL;
			}
			sz = NULL;
			kLen = k-iBase+1;
			sz = static_cast<char *>(UT_calloc(kLen,sizeof(char)));
			for(i=0; i<(kLen -1); i++)
			{
				*(sz+i) = *(pBC+iBase+i);
			}
			*(sz +i) = 0;
			vecStr.addItem(sz);
		}
	}

	if(k >= length)
	{
		for(i=0; i< vecStr.getItemCount(); i++)
		{
			char * psz = vecStr.getNthItem(i);
			FREEP(psz);
		}
		return NULL;
	}

	const char ** pszStr = static_cast<const char **>(UT_calloc(vecStr.getItemCount(),sizeof(char *)));
	for(i=0; i< vecStr.getItemCount(); i++)
		pszStr[i] = vecStr.getNthItem(i);
	pixbuf = gdk_pixbuf_new_from_xpm_data(pszStr);
	DELETEP(pszStr);
	return pixbuf;
}
Exemplo n.º 4
0
bool pt_PieceTable::_realInsertObject(PT_DocPosition dpos,
									PTObjectType pto,
									const gchar ** attributes,
									const gchar ** properties )
{

	// dpos == 1 seems to be generally bad. - plam
	// I'm curious about how often it happens.  Please mail me if it does!
	UT_ASSERT_HARMLESS(dpos > 1);

	// TODO currently we force the caller to pass in the attr/prop.
	// TODO this is probably a good thing for Images, but might be
	// TODO bogus for things like Fields.

	UT_return_val_if_fail (m_pts==PTS_Editing,false);

	// store the attributes and properties and get an index to them.
	UT_UTF8String sProps;
	UT_sint32 i = 0;
	sProps.clear();
	if(properties != NULL)
	{
	    for(i=0;(properties[i] != NULL);i+=2)
	    {
		UT_DEBUGMSG(("Object: szProps = |%s| \n",properties[i]));
		sProps +=properties[i];
		sProps += ":";
		sProps += properties[i+1];
		if(properties[i+2] != NULL)
		{
		    sProps += ";";
		}
	    }
	}
	UT_GenericVector<const gchar*>  Atts;
	Atts.clear();
	if(attributes)
	{
		for(i=0; attributes[i] != 0; i++)
		{
		    Atts.addItem(attributes[i]);
		}
	}
	if(sProps.size() > 0)
	{
	    Atts.addItem("props");
	    Atts.addItem(sProps.utf8_str());
	}
	PT_AttrPropIndex indexAP;
	if (!m_varset.storeAP(&Atts,&indexAP))
		return false;

	// get the fragment at the given document position.

	pf_Frag * pf = NULL;
	PT_BlockOffset fragOffset = 0;
	bool bFound = getFragFromPosition(dpos,&pf,&fragOffset);
	UT_return_val_if_fail (bFound,false);

	pf_Frag_Strux * pfs = NULL;
	bool bFoundStrux = _getStruxFromFrag(pf,&pfs);
	UT_return_val_if_fail (bFoundStrux,false);
	if(isEndFootnote((pf_Frag *) pfs))
	{
		bFoundStrux = _getStruxFromFragSkip((pf_Frag *)pfs,&pfs);
	}
	UT_return_val_if_fail (bFoundStrux,false);
	PT_BlockOffset blockOffset = _computeBlockOffset(pfs,pf) + fragOffset;
    pf_Frag_Object * pfo = NULL;
	if (!_insertObject(pf,fragOffset,pto,indexAP,pfo))
		return false;

	// create a change record, add it to the history, and notify
	// anyone listening.

	PX_ChangeRecord_Object * pcr
		= new PX_ChangeRecord_Object(PX_ChangeRecord::PXT_InsertObject,
									 dpos,indexAP,pfo->getXID(),pto,blockOffset,
                                     pfo->getField(),reinterpret_cast<PL_ObjectHandle>(pfo));
	UT_return_val_if_fail (pcr,false);

	m_history.addChangeRecord(pcr);
	m_pDocument->notifyListeners(pfs,pcr);

	return true;
}