C++ FormData::appendData方法代码示例

  /**
   * Test a POST form transfer
   */
  static void TestNetworkPostTransfer()
  {
    // FIXME Setup a http server to serve the files
    TestManager::AssertTrue("No web server setup for the tests", false);
    return;
    
    const std::string aURL(TEST_WEB_SITE"testpostwithparam.php");
    std::string aPath = TestManager::GetInstance().getPath() + "NetworkTests/Refs/testpostwithparam.html";
    const std::string aRef(aPath);

    BIResourceHandleManager* aResourceHandleManager = getBIResourceHandleManager();
    TestManager::AssertTrue("Transfer Job Manager obtained", aResourceHandleManager != NULL);

    std::string aFileName;
    GetTemporaryUnexistingFileName("/tmp/transfer", ".txt", aFileName);

    TestResourceHandleClient aTestResourceHandleClient(aFileName);

    FormData formData;
    DeprecatedString aParams;
    aParams = "param1=toto&param2=kiki";
    formData.appendData( static_cast<const void *> (aParams.ascii()), aParams.length() );

    ResourceRequest aResourceRequest = ResourceRequest(static_cast<const KURL&> (aURL.c_str()));
    aResourceRequest.setHTTPMethod("POST");
    aResourceRequest.setHTTPReferrer(TEST_WEB_SITE);
    aResourceRequest.setHTTPBody(formData.copy());;

    RefPtr<BIResourceHandle> aResourceHandle = BIResourceHandle::create(aResourceRequest, &aTestResourceHandleClient, 0, false, false, false);

    TestManager::AssertTrue("FormData flatten", aResourceRequest.httpBody()->flattenToString() == "param1=toto&param2=kiki" );
    TestManager::AssertTrue("Form data with correct element", aResourceRequest.httpBody()->elements().size() == 1 );
    TestManager::AssertTrue("Correct Metadata", aResourceRequest.httpReferrer() == TEST_WEB_SITE );
    TestManager::AssertTrue("Correct Method", aResourceHandle->method() == "POST");

    gTransferFileCount = 1;

    // Wait for the end of the transfer.
    gTimeout = false;
    WebCore::Timer<NetworkTest> aTimeoutTimer(NULL,&NetworkTest::TimeoutCallback);
    aTimeoutTimer.startOneShot(20); // timeout in 20s

    BIEventLoop* aEventLoop = BAL::getBIEventLoop();
    BIEvent* event;
    while( gTransferFileCount && !gTimeout ) {
      aEventLoop->WaitEvent(event);
    }

    TestManager::AssertTrue("Transfer done", !gTransferFileCount );
    BALFileComparison aFileComparison;
    bool bEqual = aFileComparison.AreEqual( aFileName, aRef );
    TestManager::AssertTrue("File as expected", bEqual );

    unlink( aFileName.c_str() );
  }

bool HTMLFormElement::formData(FormData &form_data) const
{
    DeprecatedCString enc_string = ""; // used for non-multipart data

    DeprecatedString str = m_acceptcharset.deprecatedString();
    str.replace(',', ' ');
    DeprecatedStringList charsets = DeprecatedStringList::split(' ', str);
    TextEncoding encoding(InvalidEncoding);
    Frame *frame = document()->frame();
    for (DeprecatedStringList::Iterator it = charsets.begin(); it != charsets.end(); ++it) {
        if ((encoding = TextEncoding((*it).latin1())).isValid())
            break;
    }

    if (!encoding.isValid()) {
        if (frame)
            encoding = TextEncoding(frame->encoding().latin1());
        else
            encoding = TextEncoding(Latin1Encoding);
    }

    for (unsigned i = 0; i < formElements.size(); ++i) {
        HTMLGenericFormElement* current = formElements[i];
        FormDataList lst(encoding);

        if (!current->disabled() && current->appendFormData(lst, m_multipart)) {
            for (DeprecatedValueListConstIterator<FormDataListItem> it = lst.begin(); it != lst.end(); ++it) {
                if (!m_multipart) {
                    // handle ISINDEX / <input name=isindex> special
                    // but only if its the first entry
                    if ( enc_string.isEmpty() && (*it).m_data == "isindex" ) {
                        ++it;
                        enc_string += encodeCString( (*it).m_data );
                    }
                    else {
                        if(!enc_string.isEmpty())
                            enc_string += '&';

                        enc_string += encodeCString((*it).m_data);
                        enc_string += "=";
                        ++it;
                        enc_string += encodeCString((*it).m_data);
                    }
                }
                else
                {
                    DeprecatedCString hstr("--");
                    hstr += m_boundary.deprecatedString().latin1();
                    hstr += "\r\n";
                    hstr += "Content-Disposition: form-data; name=\"";
                    hstr += (*it).m_data.data();
                    hstr += "\"";

                    // if the current type is FILE, then we also need to
                    // include the filename
                    if (current->hasLocalName(inputTag) &&
                        static_cast<HTMLInputElement*>(current)->inputType() == HTMLInputElement::FILE) {
                        DeprecatedString path = static_cast<HTMLInputElement*>(current)->value().deprecatedString();

                        // FIXME: This won't work if the filename includes a " mark,
                        // or control characters like CR or LF. This also does strange
                        // things if the filename includes characters you can't encode
                        // in the website's character set.
                        hstr += "; filename=\"";
                        hstr += encoding.fromUnicode(path.mid(path.findRev('/') + 1), true);
                        hstr += "\"";

                        if (!static_cast<HTMLInputElement*>(current)->value().isEmpty()) {
                            DeprecatedString mimeType = frame ? frame->mimeTypeForFileName(path).deprecatedString() : DeprecatedString();
                            if (!mimeType.isEmpty()) {
                                hstr += "\r\nContent-Type: ";
                                hstr += mimeType.ascii();
                            }
                        }
                    }

                    hstr += "\r\n\r\n";
                    ++it;

                    // append body
                    form_data.appendData(hstr.data(), hstr.length());
                    const FormDataListItem &item = *it;
                    size_t dataSize = item.m_data.size();
                    if (dataSize != 0)
                        form_data.appendData(item.m_data, dataSize - 1);
                    else if (!item.m_path.isEmpty())
                        form_data.appendFile(item.m_path);
                    form_data.appendData("\r\n", 2);
                }
            }
        }
    }


    if (m_multipart)
        enc_string = ("--" + m_boundary.deprecatedString() + "--\r\n").ascii();

    form_data.appendData(enc_string.data(), enc_string.length());
    return true;
}