forms/source/xforms/submission/submission_get.cxx

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  27
  28 // MARKER(update_precomp.py): autogen include statement, do not remove
  29 #include "precompiled_forms.hxx"
  30
  31 #include <memory>
  32
  33 #include "submission_get.hxx"
  34 #include "serialization_app_xml.hxx"
  35 #include "serialization_urlencoded.hxx"
  36
  37 #include <rtl/strbuf.hxx>
  38 #include <rtl/string.hxx>
  39 #include <osl/file.hxx>
  40 #include <unotools/processfactory.hxx>
  41 #include <ucbhelper/content.hxx>
  42
  43 using namespace CSS::uno;
  44 using namespace CSS::ucb;
  45 using namespace CSS::task;
  46 using namespace CSS::io;
  47 using namespace rtl;
  48 using namespace osl;
  49 using namespace ucbhelper;
  50 using namespace std;
  51
  52
  53 CSubmissionGet::CSubmissionGet(const rtl::OUString& aURL, const CSS::uno::Reference< CSS::xml::dom::XDocumentFragment >& aFragment)
  54     : CSubmission(aURL, aFragment)
  55 {
  56 }
  57
  58 CSubmission::SubmissionResult CSubmissionGet::submit(const CSS::uno::Reference< CSS::task::XInteractionHandler >& aInteractionHandler)
  59 {
  60     // GET always uses apllicatin/x-www-formurlencoded
  61     auto_ptr< CSerialization > apSerialization(new CSerializationURLEncoded());
  62     apSerialization->setSource(m_aFragment);
  63     apSerialization->serialize();
  64
  65     CSS::uno::Reference< XInputStream > aInStream = apSerialization->getInputStream();
  66
  67     // create a commandEnvironment and use the default interaction handler
  68     CCommandEnvironmentHelper *pHelper = new CCommandEnvironmentHelper;
  69     if( aInteractionHandler.is() )
  70         pHelper->m_aInteractionHandler = aInteractionHandler;
  71     else
  72         pHelper->m_aInteractionHandler = CSS::uno::Reference< XInteractionHandler >(m_aFactory->createInstance(
  73             OUString::createFromAscii("com.sun.star.task.InteractionHandler")), UNO_QUERY);
  74     OSL_ENSURE(pHelper->m_aInteractionHandler.is(), "failed to create IntreractionHandler");
  75     CProgressHandlerHelper *pProgressHelper = new CProgressHandlerHelper;
  76     pHelper->m_aProgressHandler = CSS::uno::Reference< XProgressHandler >(pProgressHelper);
  77
  78     // UCB has ownership of environment...
  79     CSS::uno::Reference< XCommandEnvironment > aEnvironment(pHelper);
  80
  81     // append query string to the URL
  82     try {
  83         OStringBuffer aUTF8QueryURL(OUStringToOString(m_aURLObj.GetMainURL(INetURLObject::NO_DECODE),
  84             RTL_TEXTENCODING_UTF8));
  85         OStringBuffer aQueryString;
  86
  87         const sal_Int32 size = 1024;
  88         sal_Int32 n = 0;
  89         Sequence< sal_Int8 > aByteBuffer(size);
  90         while ((n = aInStream->readSomeBytes(aByteBuffer, size-1)) != 0)
  91             aQueryString.append((sal_Char*)aByteBuffer.getArray(), n);
  92         if (aQueryString.getLength() > 0 && m_aURLObj.GetProtocol() != INET_PROT_FILE)
  93         {
  94             aUTF8QueryURL.append('?');
  95             aUTF8QueryURL.append(aQueryString.makeStringAndClear());
  96         }
  97         OUString aQueryURL = OStringToOUString(aUTF8QueryURL.makeStringAndClear(), RTL_TEXTENCODING_UTF8);
  98         ucbhelper::Content aContent(aQueryURL, aEnvironment);
  99         CSS::uno::Reference< XOutputStream > aPipe(m_aFactory->createInstance(
 100             OUString::createFromAscii("com.sun.star.io.Pipe")), UNO_QUERY_THROW);
 101         aContent.openStream(aPipe);
 102         // get reply
 103         try {
 104             m_aResultStream = aContent.openStream();
 105         } catch (Exception&) {
 106             OSL_ENSURE(sal_False, "Cannot open reply stream from content");
 107         }
 108     } catch (Exception&)
 109     {
 110         // XXX
 111         OSL_ENSURE(sal_False, "Exception during UCB operatration.");
 112         return UNKNOWN_ERROR;
 113     }
 114
 115     return SUCCESS;
 116 }
 117