forms/source/xforms/submission/submission_get.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20
  21 #include "submission_get.hxx"
  22 #include "serialization_app_xml.hxx"
  23 #include "serialization_urlencoded.hxx"
  24
  25 #include <rtl/strbuf.hxx>
  26 #include <rtl/string.hxx>
  27 #include <osl/file.hxx>
  28 #include <comphelper/processfactory.hxx>
  29 #include <ucbhelper/content.hxx>
  30 #include <com/sun/star/io/Pipe.hpp>
  31 #include <com/sun/star/task/InteractionHandler.hpp>
  32
  33 #include <boost/scoped_ptr.hpp>
  34
  35 using namespace css::uno;
  36 using namespace css::ucb;
  37 using namespace css::task;
  38 using namespace css::io;
  39 using namespace osl;
  40 using namespace ucbhelper;
  41 using namespace std;
  42
  43
  44
  45 CSubmissionGet::CSubmissionGet(const OUString& aURL, const css::uno::Reference< css::xml::dom::XDocumentFragment >& aFragment)
  46     : CSubmission(aURL, aFragment)
  47 {
  48 }
  49
  50 CSubmission::SubmissionResult CSubmissionGet::submit(const css::uno::Reference< css::task::XInteractionHandler >& aInteractionHandler)
  51 {
  52     // GET always uses apllicatin/x-www-formurlencoded
  53     boost::scoped_ptr< CSerialization > apSerialization(new CSerializationURLEncoded());
  54     apSerialization->setSource(m_aFragment);
  55     apSerialization->serialize();
  56
  57     css::uno::Reference< XInputStream > aInStream = apSerialization->getInputStream();
  58
  59     // create a commandEnvironment and use the default interaction handler
  60     CCommandEnvironmentHelper *pHelper = new CCommandEnvironmentHelper;
  61     if( aInteractionHandler.is() )
  62         pHelper->m_aInteractionHandler = aInteractionHandler;
  63     else
  64         pHelper->m_aInteractionHandler.set(
  65             css::task::InteractionHandler::createWithParent(m_xContext, 0), UNO_QUERY_THROW);
  66     CProgressHandlerHelper *pProgressHelper = new CProgressHandlerHelper;
  67     pHelper->m_aProgressHandler = css::uno::Reference< XProgressHandler >(pProgressHelper);
  68
  69     // UCB has ownership of environment...
  70     css::uno::Reference< XCommandEnvironment > aEnvironment(pHelper);
  71
  72     // append query string to the URL
  73     try {
  74         OStringBuffer aUTF8QueryURL(OUStringToOString(m_aURLObj.GetMainURL(INetURLObject::NO_DECODE),
  75             RTL_TEXTENCODING_UTF8));
  76         OStringBuffer aQueryString;
  77
  78         const sal_Int32 size = 1024;
  79         sal_Int32 n = 0;
  80         Sequence< sal_Int8 > aByteBuffer(size);
  81         while ((n = aInStream->readSomeBytes(aByteBuffer, size-1)) != 0)
  82             aQueryString.append(reinterpret_cast<char const *>(aByteBuffer.getConstArray()), n);
  83         if (!aQueryString.isEmpty() && m_aURLObj.GetProtocol() != INetProtocol::File)
  84         {
  85             aUTF8QueryURL.append('?');
  86             aUTF8QueryURL.append(aQueryString.makeStringAndClear());
  87         }
  88         OUString aQueryURL = OStringToOUString(aUTF8QueryURL.makeStringAndClear(), RTL_TEXTENCODING_UTF8);
  89         ucbhelper::Content aContent(aQueryURL, aEnvironment, m_xContext);
  90         css::uno::Reference< XOutputStream > aPipe( css::io::Pipe::create(m_xContext), UNO_QUERY_THROW );
  91         aContent.openStream(aPipe);
  92         // get reply
  93         try {
  94             m_aResultStream = aContent.openStream();
  95         } catch (const Exception&) {
  96             OSL_FAIL("Cannot open reply stream from content");
  97         }
  98     } catch (const Exception&)
  99     {
 100         // XXX
 101         OSL_FAIL("Exception during UCB operatration.");
 102         return UNKNOWN_ERROR;
 103     }
 104
 105     return SUCCESS;
 106 }
 107
 108 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */