/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
   file Copyright.txt or https://cmake.org/licensing for details.  */
#include "cmCTestSubmitHandler.h"

#include "cmCTest.h"
#include "cmCTestCurl.h"
#include "cmCTestScriptHandler.h"
#include "cmCurl.h"
#include "cmGeneratedFileStream.h"
#include "cmState.h"
#include "cmSystemTools.h"
#include "cmXMLParser.h"
#include "cmake.h"

#include <cm_curl.h>
#include <cm_jsoncpp_reader.h>
#include <cm_jsoncpp_value.h>
#include <cmsys/Process.h>
#include <sstream>
#include <stdio.h>
#include <stdlib.h>

#if defined(CTEST_USE_XMLRPC)
#include "cmVersion.h"
#include <cm_xmlrpc.h>
#include <sys/stat.h>
#endif

#define SUBMIT_TIMEOUT_IN_SECONDS_DEFAULT 120

typedef std::vector<char> cmCTestSubmitHandlerVectorOfChar;

class cmCTestSubmitHandler::ResponseParser : public cmXMLParser
{
public:
  ResponseParser() { this->Status = STATUS_OK; }
  ~ResponseParser() CM_OVERRIDE {}

public:
  enum StatusType
  {
    STATUS_OK,
    STATUS_WARNING,
    STATUS_ERROR
  };

  StatusType Status;
  std::string CDashVersion;
  std::string Filename;
  std::string MD5;
  std::string Message;

private:
  std::vector<char> CurrentValue;

  std::string GetCurrentValue()
  {
    std::string val;
    if (!this->CurrentValue.empty()) {
      val.assign(&this->CurrentValue[0], this->CurrentValue.size());
    }
    return val;
  }

  void StartElement(const std::string& name, const char** atts) CM_OVERRIDE
  {
    this->CurrentValue.clear();
    if (name == "cdash") {
      this->CDashVersion = this->FindAttribute(atts, "version");
    }
  }

  void CharacterDataHandler(const char* data, int length) CM_OVERRIDE
  {
    this->CurrentValue.insert(this->CurrentValue.end(), data, data + length);
  }

  void EndElement(const std::string& name) CM_OVERRIDE
  {
    if (name == "status") {
      std::string status = cmSystemTools::UpperCase(this->GetCurrentValue());
      if (status == "OK" || status == "SUCCESS") {
        this->Status = STATUS_OK;
      } else if (status == "WARNING") {
        this->Status = STATUS_WARNING;
      } else {
        this->Status = STATUS_ERROR;
      }
    } else if (name == "filename") {
      this->Filename = this->GetCurrentValue();
    } else if (name == "md5") {
      this->MD5 = this->GetCurrentValue();
    } else if (name == "message") {
      this->Message = this->GetCurrentValue();
    }
  }
};

static size_t cmCTestSubmitHandlerWriteMemoryCallback(void* ptr, size_t size,
                                                      size_t nmemb, void* data)
{
  int realsize = (int)(size * nmemb);

  cmCTestSubmitHandlerVectorOfChar* vec =
    static_cast<cmCTestSubmitHandlerVectorOfChar*>(data);
  const char* chPtr = static_cast<char*>(ptr);
  vec->insert(vec->end(), chPtr, chPtr + realsize);

  return realsize;
}

static size_t cmCTestSubmitHandlerCurlDebugCallback(CURL* /*unused*/,
                                                    curl_infotype /*unused*/,
                                                    char* chPtr, size_t size,
                                                    void* data)
{
  cmCTestSubmitHandlerVectorOfChar* vec =
    static_cast<cmCTestSubmitHandlerVectorOfChar*>(data);
  vec->insert(vec->end(), chPtr, chPtr + size);

  return size;
}

cmCTestSubmitHandler::cmCTestSubmitHandler()
  : HTTPProxy()
  , FTPProxy()
{
  this->Initialize();
}

void cmCTestSubmitHandler::Initialize()
{
  // We submit all available parts by default.
  for (cmCTest::Part p = cmCTest::PartStart; p != cmCTest::PartCount;
       p = cmCTest::Part(p + 1)) {
    this->SubmitPart[p] = true;
  }
  this->CDash = false;
  this->HasWarnings = false;
  this->HasErrors = false;
  this->Superclass::Initialize();
  this->HTTPProxy = "";
  this->HTTPProxyType = 0;
  this->HTTPProxyAuth = "";
  this->FTPProxy = "";
  this->FTPProxyType = 0;
  this->LogFile = CM_NULLPTR;
  this->Files.clear();
}

bool cmCTestSubmitHandler::SubmitUsingFTP(const std::string& localprefix,
                                          const std::set<std::string>& files,
                                          const std::string& remoteprefix,
                                          const std::string& url)
{
  CURL* curl;
  CURLcode res;
  FILE* ftpfile;
  char error_buffer[1024];

  /* In windows, this will init the winsock stuff */
  ::curl_global_init(CURL_GLOBAL_ALL);

  cmCTest::SetOfStrings::const_iterator file;
  for (file = files.begin(); file != files.end(); ++file) {
    /* get a curl handle */
    curl = curl_easy_init();
    if (curl) {
      // Using proxy
      if (this->FTPProxyType > 0) {
        curl_easy_setopt(curl, CURLOPT_PROXY, this->FTPProxy.c_str());
        switch (this->FTPProxyType) {
          case 2:
            curl_easy_setopt(curl, CURLOPT_PROXYTYPE, CURLPROXY_SOCKS4);
            break;
          case 3:
            curl_easy_setopt(curl, CURLOPT_PROXYTYPE, CURLPROXY_SOCKS5);
            break;
          default:
            curl_easy_setopt(curl, CURLOPT_PROXYTYPE, CURLPROXY_HTTP);
        }
      }

      // enable uploading
      ::curl_easy_setopt(curl, CURLOPT_UPLOAD, 1);

      // if there is little to no activity for too long stop submitting
      ::curl_easy_setopt(curl, CURLOPT_LOW_SPEED_LIMIT, 1);
      ::curl_easy_setopt(curl, CURLOPT_LOW_SPEED_TIME,
                         SUBMIT_TIMEOUT_IN_SECONDS_DEFAULT);

      ::curl_easy_setopt(curl, CURLOPT_UPLOAD, 1);

      std::string local_file = *file;
      if (!cmSystemTools::FileExists(local_file.c_str())) {
        local_file = localprefix + "/" + *file;
      }
      std::string upload_as =
        url + "/" + remoteprefix + cmSystemTools::GetFilenameName(*file);

      if (!cmSystemTools::FileExists(local_file.c_str())) {
        cmCTestLog(this->CTest, ERROR_MESSAGE,
                   "   Cannot find file: " << local_file << std::endl);
        ::curl_easy_cleanup(curl);
        ::curl_global_cleanup();
        return false;
      }
      unsigned long filelen = cmSystemTools::FileLength(local_file);

      ftpfile = cmsys::SystemTools::Fopen(local_file, "rb");
      *this->LogFile << "\tUpload file: " << local_file << " to " << upload_as
                     << std::endl;
      cmCTestOptionalLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
                         "   Upload file: " << local_file << " to "
                                            << upload_as << std::endl,
                         this->Quiet);

      ::curl_easy_setopt(curl, CURLOPT_VERBOSE, 1);

      // specify target
      ::curl_easy_setopt(curl, CURLOPT_URL, upload_as.c_str());

      // now specify which file to upload
      ::curl_easy_setopt(curl, CURLOPT_INFILE, ftpfile);

      // and give the size of the upload (optional)
      ::curl_easy_setopt(curl, CURLOPT_INFILESIZE, static_cast<long>(filelen));

      // and give curl the buffer for errors
      ::curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, &error_buffer);

      // specify handler for output
      ::curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION,
                         cmCTestSubmitHandlerWriteMemoryCallback);
      ::curl_easy_setopt(curl, CURLOPT_DEBUGFUNCTION,
                         cmCTestSubmitHandlerCurlDebugCallback);

      /* we pass our 'chunk' struct to the callback function */
      cmCTestSubmitHandlerVectorOfChar chunk;
      cmCTestSubmitHandlerVectorOfChar chunkDebug;
      ::curl_easy_setopt(curl, CURLOPT_FILE, (void*)&chunk);
      ::curl_easy_setopt(curl, CURLOPT_DEBUGDATA, (void*)&chunkDebug);

      // Now run off and do what you've been told!
      res = ::curl_easy_perform(curl);

      if (!chunk.empty()) {
        cmCTestOptionalLog(this->CTest, DEBUG, "CURL output: ["
                             << cmCTestLogWrite(&*chunk.begin(), chunk.size())
                             << "]" << std::endl,
                           this->Quiet);
      }
      if (!chunkDebug.empty()) {
        cmCTestOptionalLog(
          this->CTest, DEBUG, "CURL debug output: ["
            << cmCTestLogWrite(&*chunkDebug.begin(), chunkDebug.size()) << "]"
            << std::endl,
          this->Quiet);
      }

      fclose(ftpfile);
      if (res) {
        cmCTestLog(this->CTest, ERROR_MESSAGE, "   Error when uploading file: "
                     << local_file << std::endl);
        cmCTestLog(this->CTest, ERROR_MESSAGE,
                   "   Error message was: " << error_buffer << std::endl);
        *this->LogFile << "   Error when uploading file: " << local_file
                       << std::endl
                       << "   Error message was: " << error_buffer << std::endl
                       << "   Curl output was: ";
        // avoid dereference of empty vector
        if (!chunk.empty()) {
          *this->LogFile << cmCTestLogWrite(&*chunk.begin(), chunk.size());
          cmCTestLog(this->CTest, ERROR_MESSAGE, "CURL output: ["
                       << cmCTestLogWrite(&*chunk.begin(), chunk.size()) << "]"
                       << std::endl);
        }
        *this->LogFile << std::endl;
        ::curl_easy_cleanup(curl);
        ::curl_global_cleanup();
        return false;
      }
      // always cleanup
      ::curl_easy_cleanup(curl);
      cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                         "   Uploaded: " + local_file << std::endl,
                         this->Quiet);
    }
  }
  ::curl_global_cleanup();
  return true;
}

// Uploading files is simpler
bool cmCTestSubmitHandler::SubmitUsingHTTP(const std::string& localprefix,
                                           const std::set<std::string>& files,
                                           const std::string& remoteprefix,
                                           const std::string& url)
{
  CURL* curl;
  CURLcode res;
  FILE* ftpfile;
  char error_buffer[1024];
  struct curl_slist* headers =
    ::curl_slist_append(CM_NULLPTR, "Content-Type: text/xml");

  /* In windows, this will init the winsock stuff */
  ::curl_global_init(CURL_GLOBAL_ALL);
  std::string dropMethod(this->CTest->GetCTestConfiguration("DropMethod"));
  std::string curlopt(this->CTest->GetCTestConfiguration("CurlOptions"));
  std::vector<std::string> args;
  cmSystemTools::ExpandListArgument(curlopt, args);
  bool verifyPeerOff = false;
  bool verifyHostOff = false;
  for (std::vector<std::string>::iterator i = args.begin(); i != args.end();
       ++i) {
    if (*i == "CURLOPT_SSL_VERIFYPEER_OFF") {
      verifyPeerOff = true;
    }
    if (*i == "CURLOPT_SSL_VERIFYHOST_OFF") {
      verifyHostOff = true;
    }
  }
  std::string::size_type kk;
  cmCTest::SetOfStrings::const_iterator file;
  for (file = files.begin(); file != files.end(); ++file) {
    /* get a curl handle */
    curl = curl_easy_init();
    if (curl) {
      cmCurlSetCAInfo(curl);
      if (verifyPeerOff) {
        cmCTestOptionalLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
                           "  Set CURLOPT_SSL_VERIFYPEER to off\n",
                           this->Quiet);
        curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0);
      }
      if (verifyHostOff) {
        cmCTestOptionalLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
                           "  Set CURLOPT_SSL_VERIFYHOST to off\n",
                           this->Quiet);
        curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0);
      }

      // Using proxy
      if (this->HTTPProxyType > 0) {
        curl_easy_setopt(curl, CURLOPT_PROXY, this->HTTPProxy.c_str());
        switch (this->HTTPProxyType) {
          case 2:
            curl_easy_setopt(curl, CURLOPT_PROXYTYPE, CURLPROXY_SOCKS4);
            break;
          case 3:
            curl_easy_setopt(curl, CURLOPT_PROXYTYPE, CURLPROXY_SOCKS5);
            break;
          default:
            curl_easy_setopt(curl, CURLOPT_PROXYTYPE, CURLPROXY_HTTP);
            if (!this->HTTPProxyAuth.empty()) {
              curl_easy_setopt(curl, CURLOPT_PROXYUSERPWD,
                               this->HTTPProxyAuth.c_str());
            }
        }
      }
      if (this->CTest->ShouldUseHTTP10()) {
        curl_easy_setopt(curl, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
      }
      // enable HTTP ERROR parsing
      curl_easy_setopt(curl, CURLOPT_FAILONERROR, 1);
      /* enable uploading */
      curl_easy_setopt(curl, CURLOPT_UPLOAD, 1);

      // if there is little to no activity for too long stop submitting
      ::curl_easy_setopt(curl, CURLOPT_LOW_SPEED_LIMIT, 1);
      ::curl_easy_setopt(curl, CURLOPT_LOW_SPEED_TIME,
                         SUBMIT_TIMEOUT_IN_SECONDS_DEFAULT);

      /* HTTP PUT please */
      ::curl_easy_setopt(curl, CURLOPT_PUT, 1);
      ::curl_easy_setopt(curl, CURLOPT_VERBOSE, 1);

      // Be sure to set Content-Type to satisfy fussy modsecurity rules
      ::curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);

      std::string local_file = *file;
      if (!cmSystemTools::FileExists(local_file.c_str())) {
        local_file = localprefix + "/" + *file;
      }
      std::string remote_file =
        remoteprefix + cmSystemTools::GetFilenameName(*file);

      *this->LogFile << "\tUpload file: " << local_file << " to "
                     << remote_file << std::endl;

      std::string ofile = "";
      for (kk = 0; kk < remote_file.size(); kk++) {
        char c = remote_file[kk];
        char hexCh[4] = { 0, 0, 0, 0 };
        hexCh[0] = c;
        switch (c) {
          case '+':
          case '?':
          case '/':
          case '\\':
          case '&':
          case ' ':
          case '=':
          case '%':
            sprintf(hexCh, "%%%02X", (int)c);
            ofile.append(hexCh);
            break;
          default:
            ofile.append(hexCh);
        }
      }
      std::string upload_as = url +
        ((url.find('?') == std::string::npos) ? '?' : '&') + "FileName=" +
        ofile;

      upload_as += "&MD5=";

      if (cmSystemTools::IsOn(this->GetOption("InternalTest"))) {
        upload_as += "bad_md5sum";
      } else {
        char md5[33];
        cmSystemTools::ComputeFileMD5(local_file, md5);
        md5[32] = 0;
        upload_as += md5;
      }

      if (!cmSystemTools::FileExists(local_file.c_str())) {
        cmCTestLog(this->CTest, ERROR_MESSAGE,
                   "   Cannot find file: " << local_file << std::endl);
        ::curl_easy_cleanup(curl);
        ::curl_slist_free_all(headers);
        ::curl_global_cleanup();
        return false;
      }
      unsigned long filelen = cmSystemTools::FileLength(local_file);

      ftpfile = cmsys::SystemTools::Fopen(local_file, "rb");
      cmCTestOptionalLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
                         "   Upload file: " << local_file << " to "
                                            << upload_as << " Size: "
                                            << filelen << std::endl,
                         this->Quiet);

      // specify target
      ::curl_easy_setopt(curl, CURLOPT_URL, upload_as.c_str());

      // now specify which file to upload
      ::curl_easy_setopt(curl, CURLOPT_INFILE, ftpfile);

      // and give the size of the upload (optional)
      ::curl_easy_setopt(curl, CURLOPT_INFILESIZE, static_cast<long>(filelen));

      // and give curl the buffer for errors
      ::curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, &error_buffer);

      // specify handler for output
      ::curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION,
                         cmCTestSubmitHandlerWriteMemoryCallback);
      ::curl_easy_setopt(curl, CURLOPT_DEBUGFUNCTION,
                         cmCTestSubmitHandlerCurlDebugCallback);

      /* we pass our 'chunk' struct to the callback function */
      cmCTestSubmitHandlerVectorOfChar chunk;
      cmCTestSubmitHandlerVectorOfChar chunkDebug;
      ::curl_easy_setopt(curl, CURLOPT_FILE, (void*)&chunk);
      ::curl_easy_setopt(curl, CURLOPT_DEBUGDATA, (void*)&chunkDebug);

      // Now run off and do what you've been told!
      res = ::curl_easy_perform(curl);

      if (cmSystemTools::IsOn(this->GetOption("InternalTest")) &&
          cmSystemTools::VersionCompare(cmSystemTools::OP_LESS,
                                        this->CTest->GetCDashVersion().c_str(),
                                        "1.7")) {
        // mock failure output for internal test case
        std::string mock_output =
          "<cdash version=\"1.7.0\">\n"
          "  <status>ERROR</status>\n"
          "  <message>Checksum failed for file.</message>\n"
          "</cdash>\n";
        chunk.clear();
        chunk.assign(mock_output.begin(), mock_output.end());
      }

      if (!chunk.empty()) {
        cmCTestOptionalLog(this->CTest, DEBUG, "CURL output: ["
                             << cmCTestLogWrite(&*chunk.begin(), chunk.size())
                             << "]" << std::endl,
                           this->Quiet);
        this->ParseResponse(chunk);
      }
      if (!chunkDebug.empty()) {
        cmCTestOptionalLog(
          this->CTest, DEBUG, "CURL debug output: ["
            << cmCTestLogWrite(&*chunkDebug.begin(), chunkDebug.size()) << "]"
            << std::endl,
          this->Quiet);
      }

      // If curl failed for any reason, or checksum fails, wait and retry
      //
      if (res != CURLE_OK || this->HasErrors) {
        std::string retryDelay = this->GetOption("RetryDelay") == CM_NULLPTR
          ? ""
          : this->GetOption("RetryDelay");
        std::string retryCount = this->GetOption("RetryCount") == CM_NULLPTR
          ? ""
          : this->GetOption("RetryCount");

        int delay = retryDelay == ""
          ? atoi(this->CTest->GetCTestConfiguration("CTestSubmitRetryDelay")
                   .c_str())
          : atoi(retryDelay.c_str());
        int count = retryCount == ""
          ? atoi(this->CTest->GetCTestConfiguration("CTestSubmitRetryCount")
                   .c_str())
          : atoi(retryCount.c_str());

        for (int i = 0; i < count; i++) {
          cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                             "   Submit failed, waiting " << delay
                                                          << " seconds...\n",
                             this->Quiet);

          double stop = cmSystemTools::GetTime() + delay;
          while (cmSystemTools::GetTime() < stop) {
            cmSystemTools::Delay(100);
          }

          cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                             "   Retry submission: Attempt "
                               << (i + 1) << " of " << count << std::endl,
                             this->Quiet);

          ::fclose(ftpfile);
          ftpfile = cmsys::SystemTools::Fopen(local_file, "rb");
          ::curl_easy_setopt(curl, CURLOPT_INFILE, ftpfile);

          chunk.clear();
          chunkDebug.clear();
          this->HasErrors = false;

          res = ::curl_easy_perform(curl);

          if (!chunk.empty()) {
            cmCTestOptionalLog(
              this->CTest, DEBUG, "CURL output: ["
                << cmCTestLogWrite(&*chunk.begin(), chunk.size()) << "]"
                << std::endl,
              this->Quiet);
            this->ParseResponse(chunk);
          }

          if (res == CURLE_OK && !this->HasErrors) {
            break;
          }
        }
      }

      fclose(ftpfile);
      if (res) {
        cmCTestLog(this->CTest, ERROR_MESSAGE, "   Error when uploading file: "
                     << local_file << std::endl);
        cmCTestLog(this->CTest, ERROR_MESSAGE,
                   "   Error message was: " << error_buffer << std::endl);
        *this->LogFile << "   Error when uploading file: " << local_file
                       << std::endl
                       << "   Error message was: " << error_buffer
                       << std::endl;
        // avoid deref of begin for zero size array
        if (!chunk.empty()) {
          *this->LogFile << "   Curl output was: "
                         << cmCTestLogWrite(&*chunk.begin(), chunk.size())
                         << std::endl;
          cmCTestLog(this->CTest, ERROR_MESSAGE, "CURL output: ["
                       << cmCTestLogWrite(&*chunk.begin(), chunk.size()) << "]"
                       << std::endl);
        }
        ::curl_easy_cleanup(curl);
        ::curl_slist_free_all(headers);
        ::curl_global_cleanup();
        return false;
      }
      // always cleanup
      ::curl_easy_cleanup(curl);
      cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                         "   Uploaded: " + local_file << std::endl,
                         this->Quiet);
    }
  }
  ::curl_slist_free_all(headers);
  ::curl_global_cleanup();
  return true;
}

void cmCTestSubmitHandler::ParseResponse(
  cmCTestSubmitHandlerVectorOfChar chunk)
{
  std::string output = "";
  output.append(chunk.begin(), chunk.end());

  if (output.find("<cdash") != output.npos) {
    ResponseParser parser;
    parser.Parse(output.c_str());

    if (parser.Status != ResponseParser::STATUS_OK) {
      this->HasErrors = true;
      cmCTestLog(this->CTest, HANDLER_OUTPUT,
                 "   Submission failed: " << parser.Message << std::endl);
      return;
    }
  }
  output = cmSystemTools::UpperCase(output);
  if (output.find("WARNING") != std::string::npos) {
    this->HasWarnings = true;
  }
  if (output.find("ERROR") != std::string::npos) {
    this->HasErrors = true;
  }

  if (this->HasWarnings || this->HasErrors) {
    cmCTestLog(this->CTest, HANDLER_OUTPUT, "   Server Response:\n"
                 << cmCTestLogWrite(&*chunk.begin(), chunk.size()) << "\n");
  }
}

bool cmCTestSubmitHandler::TriggerUsingHTTP(const std::set<std::string>& files,
                                            const std::string& remoteprefix,
                                            const std::string& url)
{
  CURL* curl;
  char error_buffer[1024];

  /* In windows, this will init the winsock stuff */
  ::curl_global_init(CURL_GLOBAL_ALL);

  cmCTest::SetOfStrings::const_iterator file;
  for (file = files.begin(); file != files.end(); ++file) {
    /* get a curl handle */
    curl = curl_easy_init();
    if (curl) {
      // Using proxy
      if (this->HTTPProxyType > 0) {
        curl_easy_setopt(curl, CURLOPT_PROXY, this->HTTPProxy.c_str());
        switch (this->HTTPProxyType) {
          case 2:
            curl_easy_setopt(curl, CURLOPT_PROXYTYPE, CURLPROXY_SOCKS4);
            break;
          case 3:
            curl_easy_setopt(curl, CURLOPT_PROXYTYPE, CURLPROXY_SOCKS5);
            break;
          default:
            curl_easy_setopt(curl, CURLOPT_PROXYTYPE, CURLPROXY_HTTP);
            if (!this->HTTPProxyAuth.empty()) {
              curl_easy_setopt(curl, CURLOPT_PROXYUSERPWD,
                               this->HTTPProxyAuth.c_str());
            }
        }
      }

      ::curl_easy_setopt(curl, CURLOPT_VERBOSE, 1);

      // and give curl the buffer for errors
      ::curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, &error_buffer);

      // specify handler for output
      ::curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION,
                         cmCTestSubmitHandlerWriteMemoryCallback);
      ::curl_easy_setopt(curl, CURLOPT_DEBUGFUNCTION,
                         cmCTestSubmitHandlerCurlDebugCallback);

      /* we pass our 'chunk' struct to the callback function */
      cmCTestSubmitHandlerVectorOfChar chunk;
      cmCTestSubmitHandlerVectorOfChar chunkDebug;
      ::curl_easy_setopt(curl, CURLOPT_FILE, (void*)&chunk);
      ::curl_easy_setopt(curl, CURLOPT_DEBUGDATA, (void*)&chunkDebug);

      std::string rfile = remoteprefix + cmSystemTools::GetFilenameName(*file);
      std::string ofile = "";
      std::string::iterator kk;
      for (kk = rfile.begin(); kk < rfile.end(); ++kk) {
        char c = *kk;
        char hexCh[4] = { 0, 0, 0, 0 };
        hexCh[0] = c;
        switch (c) {
          case '+':
          case '?':
          case '/':
          case '\\':
          case '&':
          case ' ':
          case '=':
          case '%':
            sprintf(hexCh, "%%%02X", (int)c);
            ofile.append(hexCh);
            break;
          default:
            ofile.append(hexCh);
        }
      }
      std::string turl = url +
        ((url.find('?') == std::string::npos) ? '?' : '&') + "xmlfile=" +
        ofile;
      *this->LogFile << "Trigger url: " << turl << std::endl;
      cmCTestOptionalLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
                         "   Trigger url: " << turl << std::endl, this->Quiet);
      curl_easy_setopt(curl, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
      curl_easy_setopt(curl, CURLOPT_URL, turl.c_str());
      if (curl_easy_perform(curl)) {
        cmCTestLog(this->CTest, ERROR_MESSAGE,
                   "   Error when triggering: " << turl << std::endl);
        cmCTestLog(this->CTest, ERROR_MESSAGE,
                   "   Error message was: " << error_buffer << std::endl);
        *this->LogFile << "\tTriggering failed with error: " << error_buffer
                       << std::endl
                       << "   Error message was: " << error_buffer
                       << std::endl;
        if (!chunk.empty()) {
          *this->LogFile << "   Curl output was: "
                         << cmCTestLogWrite(&*chunk.begin(), chunk.size())
                         << std::endl;
          cmCTestLog(this->CTest, ERROR_MESSAGE, "CURL output: ["
                       << cmCTestLogWrite(&*chunk.begin(), chunk.size()) << "]"
                       << std::endl);
        }
        ::curl_easy_cleanup(curl);
        ::curl_global_cleanup();
        return false;
      }

      if (!chunk.empty()) {
        cmCTestOptionalLog(this->CTest, DEBUG, "CURL output: ["
                             << cmCTestLogWrite(&*chunk.begin(), chunk.size())
                             << "]" << std::endl,
                           this->Quiet);
      }
      if (!chunkDebug.empty()) {
        cmCTestOptionalLog(
          this->CTest, DEBUG, "CURL debug output: ["
            << cmCTestLogWrite(&*chunkDebug.begin(), chunkDebug.size()) << "]"
            << std::endl,
          this->Quiet);
      }

      // always cleanup
      ::curl_easy_cleanup(curl);
      cmCTestOptionalLog(this->CTest, HANDLER_VERBOSE_OUTPUT, std::endl,
                         this->Quiet);
    }
  }
  ::curl_global_cleanup();
  cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                     "   Dart server triggered..." << std::endl, this->Quiet);
  return true;
}

bool cmCTestSubmitHandler::SubmitUsingSCP(const std::string& scp_command,
                                          const std::string& localprefix,
                                          const std::set<std::string>& files,
                                          const std::string& remoteprefix,
                                          const std::string& url)
{
  if (scp_command.empty() || localprefix.empty() || files.empty() ||
      remoteprefix.empty() || url.empty()) {
    return 0;
  }

  std::vector<const char*> argv;
  argv.push_back(scp_command.c_str()); // Scp command
  argv.push_back(scp_command.c_str()); // Dummy string for file
  argv.push_back(scp_command.c_str()); // Dummy string for remote url
  argv.push_back(CM_NULLPTR);

  cmsysProcess* cp = cmsysProcess_New();
  cmsysProcess_SetOption(cp, cmsysProcess_Option_HideWindow, 1);
  // cmsysProcess_SetTimeout(cp, timeout);

  int problems = 0;

  cmCTest::SetOfStrings::const_iterator file;
  for (file = files.begin(); file != files.end(); ++file) {
    int retVal;

    std::string lfname = localprefix;
    cmSystemTools::ConvertToUnixSlashes(lfname);
    lfname += "/" + *file;
    lfname = cmSystemTools::ConvertToOutputPath(lfname.c_str());
    argv[1] = lfname.c_str();
    std::string rfname = url + "/" + remoteprefix + *file;
    argv[2] = rfname.c_str();
    cmCTestOptionalLog(this->CTest, HANDLER_VERBOSE_OUTPUT, "Execute \""
                         << argv[0] << "\" \"" << argv[1] << "\" \"" << argv[2]
                         << "\"" << std::endl,
                       this->Quiet);
    *this->LogFile << "Execute \"" << argv[0] << "\" \"" << argv[1] << "\" \""
                   << argv[2] << "\"" << std::endl;

    cmsysProcess_SetCommand(cp, &*argv.begin());
    cmsysProcess_Execute(cp);
    char* data;
    int length;

    while (cmsysProcess_WaitForData(cp, &data, &length, CM_NULLPTR)) {
      cmCTestOptionalLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
                         cmCTestLogWrite(data, length), this->Quiet);
    }

    cmsysProcess_WaitForExit(cp, CM_NULLPTR);

    int result = cmsysProcess_GetState(cp);

    if (result == cmsysProcess_State_Exited) {
      retVal = cmsysProcess_GetExitValue(cp);
      if (retVal != 0) {
        cmCTestOptionalLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
                           "\tSCP returned: " << retVal << std::endl,
                           this->Quiet);
        *this->LogFile << "\tSCP returned: " << retVal << std::endl;
        problems++;
      }
    } else if (result == cmsysProcess_State_Exception) {
      retVal = cmsysProcess_GetExitException(cp);
      cmCTestLog(this->CTest, ERROR_MESSAGE,
                 "\tThere was an exception: " << retVal << std::endl);
      *this->LogFile << "\tThere was an exception: " << retVal << std::endl;
      problems++;
    } else if (result == cmsysProcess_State_Expired) {
      cmCTestLog(this->CTest, ERROR_MESSAGE, "\tThere was a timeout"
                   << std::endl);
      *this->LogFile << "\tThere was a timeout" << std::endl;
      problems++;
    } else if (result == cmsysProcess_State_Error) {
      cmCTestLog(this->CTest, ERROR_MESSAGE, "\tError executing SCP: "
                   << cmsysProcess_GetErrorString(cp) << std::endl);
      *this->LogFile << "\tError executing SCP: "
                     << cmsysProcess_GetErrorString(cp) << std::endl;
      problems++;
    }
  }
  cmsysProcess_Delete(cp);
  return problems == 0;
}

bool cmCTestSubmitHandler::SubmitUsingCP(const std::string& localprefix,
                                         const std::set<std::string>& files,
                                         const std::string& remoteprefix,
                                         const std::string& destination)
{
  if (localprefix.empty() || files.empty() || remoteprefix.empty() ||
      destination.empty()) {
    /* clang-format off */
    cmCTestLog(this->CTest, ERROR_MESSAGE,
               "Missing arguments for submit via cp:\n"
               << "\tlocalprefix: " << localprefix << "\n"
               << "\tNumber of files: " << files.size() << "\n"
               << "\tremoteprefix: " << remoteprefix << "\n"
               << "\tdestination: " << destination << std::endl);
    /* clang-format on */
    return 0;
  }

  cmCTest::SetOfStrings::const_iterator file;
  for (file = files.begin(); file != files.end(); ++file) {
    std::string lfname = localprefix;
    cmSystemTools::ConvertToUnixSlashes(lfname);
    lfname += "/" + *file;
    std::string rfname = destination + "/" + remoteprefix + *file;
    cmSystemTools::CopyFileAlways(lfname, rfname);
    cmCTestOptionalLog(this->CTest, HANDLER_VERBOSE_OUTPUT, "   Copy file: "
                         << lfname << " to " << rfname << std::endl,
                       this->Quiet);
  }
  std::string tagDoneFile = destination + "/" + remoteprefix + "DONE";
  cmSystemTools::Touch(tagDoneFile, true);
  return true;
}

#if defined(CTEST_USE_XMLRPC)
bool cmCTestSubmitHandler::SubmitUsingXMLRPC(
  const std::string& localprefix, const std::set<std::string>& files,
  const std::string& remoteprefix, const std::string& url)
{
  xmlrpc_env env;
  char ctestString[] = "CTest";
  std::string ctestVersionString = cmVersion::GetCMakeVersion();
  char* ctestVersion = const_cast<char*>(ctestVersionString.c_str());

  std::string realURL = url + "/" + remoteprefix + "/Command/";

  /* Start up our XML-RPC client library. */
  xmlrpc_client_init(XMLRPC_CLIENT_NO_FLAGS, ctestString, ctestVersion);

  /* Initialize our error-handling environment. */
  xmlrpc_env_init(&env);

  /* Call the famous server at UserLand. */
  cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT, "   Submitting to: "
                       << realURL << " (" << remoteprefix << ")" << std::endl,
                     this->Quiet);
  cmCTest::SetOfStrings::const_iterator file;
  for (file = files.begin(); file != files.end(); ++file) {
    xmlrpc_value* result;

    std::string local_file = *file;
    if (!cmSystemTools::FileExists(local_file.c_str())) {
      local_file = localprefix + "/" + *file;
    }
    cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                       "   Submit file: " << local_file << std::endl,
                       this->Quiet);
    struct stat st;
    if (::stat(local_file.c_str(), &st)) {
      cmCTestLog(this->CTest, ERROR_MESSAGE,
                 "  Cannot find file: " << local_file << std::endl);
      return false;
    }

    // off_t can be bigger than size_t.  fread takes size_t.
    // make sure the file is not too big.
    if (static_cast<off_t>(static_cast<size_t>(st.st_size)) !=
        static_cast<off_t>(st.st_size)) {
      cmCTestLog(this->CTest, ERROR_MESSAGE, "  File too big: " << local_file
                                                                << std::endl);
      return false;
    }
    size_t fileSize = static_cast<size_t>(st.st_size);
    FILE* fp = cmsys::SystemTools::Fopen(local_file.c_str(), "rb");
    if (!fp) {
      cmCTestLog(this->CTest, ERROR_MESSAGE,
                 "  Cannot open file: " << local_file << std::endl);
      return false;
    }

    unsigned char* fileBuffer = new unsigned char[fileSize];
    if (fread(fileBuffer, 1, fileSize, fp) != fileSize) {
      delete[] fileBuffer;
      fclose(fp);
      cmCTestLog(this->CTest, ERROR_MESSAGE,
                 "  Cannot read file: " << local_file << std::endl);
      return false;
    }
    fclose(fp);

    char remoteCommand[] = "Submit.put";
    char* pRealURL = const_cast<char*>(realURL.c_str());
    result = xmlrpc_client_call(&env, pRealURL, remoteCommand, "(6)",
                                fileBuffer, (xmlrpc_int32)fileSize);

    delete[] fileBuffer;

    if (env.fault_occurred) {
      cmCTestLog(this->CTest, ERROR_MESSAGE, " Submission problem: "
                   << env.fault_string << " (" << env.fault_code << ")"
                   << std::endl);
      xmlrpc_env_clean(&env);
      xmlrpc_client_cleanup();
      return false;
    }

    /* Dispose of our result value. */
    xmlrpc_DECREF(result);
  }

  /* Clean up our error-handling environment. */
  xmlrpc_env_clean(&env);

  /* Shutdown our XML-RPC client library. */
  xmlrpc_client_cleanup();
  return true;
}
#else
bool cmCTestSubmitHandler::SubmitUsingXMLRPC(
  std::string const& /*unused*/, std::set<std::string> const& /*unused*/,
  std::string const& /*unused*/, std::string const& /*unused*/)
{
  return false;
}
#endif

void cmCTestSubmitHandler::ConstructCDashURL(std::string& dropMethod,
                                             std::string& url)
{
  dropMethod = this->CTest->GetCTestConfiguration("DropMethod");
  url = dropMethod;
  url += "://";
  if (!this->CTest->GetCTestConfiguration("DropSiteUser").empty()) {
    url += this->CTest->GetCTestConfiguration("DropSiteUser");
    cmCTestOptionalLog(
      this->CTest, HANDLER_OUTPUT,
      this->CTest->GetCTestConfiguration("DropSiteUser").c_str(), this->Quiet);
    if (!this->CTest->GetCTestConfiguration("DropSitePassword").empty()) {
      url += ":" + this->CTest->GetCTestConfiguration("DropSitePassword");
      cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT, ":******", this->Quiet);
    }
    url += "@";
  }
  url += this->CTest->GetCTestConfiguration("DropSite") +
    this->CTest->GetCTestConfiguration("DropLocation");
}

int cmCTestSubmitHandler::HandleCDashUploadFile(std::string const& file,
                                                std::string const& typeString)
{
  if (file.empty()) {
    cmCTestLog(this->CTest, ERROR_MESSAGE, "Upload file not specified\n");
    return -1;
  }
  if (!cmSystemTools::FileExists(file)) {
    cmCTestLog(this->CTest, ERROR_MESSAGE, "Upload file not found: '"
                 << file << "'\n");
    return -1;
  }
  cmCTestCurl curl(this->CTest);
  std::string curlopt(this->CTest->GetCTestConfiguration("CurlOptions"));
  std::vector<std::string> args;
  cmSystemTools::ExpandListArgument(curlopt, args);
  curl.SetCurlOptions(args);
  curl.SetTimeOutSeconds(SUBMIT_TIMEOUT_IN_SECONDS_DEFAULT);
  std::string dropMethod;
  std::string url;
  this->ConstructCDashURL(dropMethod, url);
  std::string::size_type pos = url.find("submit.php?");
  url = url.substr(0, pos + 10);
  if (!(dropMethod == "http" || dropMethod == "https")) {
    cmCTestLog(this->CTest, ERROR_MESSAGE,
               "Only http and https are supported for CDASH_UPLOAD\n");
    return -1;
  }
  char md5sum[33];
  md5sum[32] = 0;
  cmSystemTools::ComputeFileMD5(file, md5sum);
  // 1. request the buildid and check to see if the file
  //    has already been uploaded
  // TODO I added support for subproject. You would need to add
  // a "&subproject=subprojectname" to the first POST.
  cmCTestScriptHandler* ch =
    static_cast<cmCTestScriptHandler*>(this->CTest->GetHandler("script"));
  cmake* cm = ch->GetCMake();
  const char* subproject = cm->GetState()->GetGlobalProperty("SubProject");
  // TODO: Encode values for a URL instead of trusting caller.
  std::ostringstream str;
  str << "project="
      << curl.Escape(this->CTest->GetCTestConfiguration("ProjectName")) << "&";
  if (subproject) {
    str << "subproject=" << curl.Escape(subproject) << "&";
  }
  str << "stamp=" << curl.Escape(this->CTest->GetCurrentTag()) << "-"
      << curl.Escape(this->CTest->GetTestModelString()) << "&"
      << "model=" << curl.Escape(this->CTest->GetTestModelString()) << "&"
      << "build="
      << curl.Escape(this->CTest->GetCTestConfiguration("BuildName")) << "&"
      << "site=" << curl.Escape(this->CTest->GetCTestConfiguration("Site"))
      << "&"
      << "track=" << curl.Escape(this->CTest->GetTestModelString()) << "&"
      << "starttime=" << (int)cmSystemTools::GetTime() << "&"
      << "endtime=" << (int)cmSystemTools::GetTime() << "&"
      << "datafilesmd5[0]=" << md5sum << "&"
      << "type=" << curl.Escape(typeString);
  std::string fields = str.str();
  cmCTestOptionalLog(this->CTest, DEBUG,
                     "fields: " << fields << "\nurl:" << url
                                << "\nfile: " << file << "\n",
                     this->Quiet);
  std::string response;
  if (!curl.HttpRequest(url, fields, response)) {
    cmCTestLog(this->CTest, ERROR_MESSAGE, "Error in HttpRequest\n"
                 << response);
    return -1;
  }
  cmCTestOptionalLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
                     "Request upload response: [" << response << "]\n",
                     this->Quiet);
  Json::Value json;
  Json::Reader reader;
  if (!reader.parse(response, json)) {
    cmCTestLog(this->CTest, ERROR_MESSAGE, "error parsing json string ["
                 << response << "]\n"
                 << reader.getFormattedErrorMessages() << "\n");
    return -1;
  }
  if (json["status"].asInt() != 0) {
    cmCTestLog(this->CTest, ERROR_MESSAGE,
               "Bad status returned from CDash: " << json["status"].asInt());
    return -1;
  }
  if (json["datafilesmd5"].isArray()) {
    int datares = json["datafilesmd5"][0].asInt();
    if (datares == 1) {
      cmCTestOptionalLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
                         "File already exists on CDash, skip upload " << file
                                                                      << "\n",
                         this->Quiet);
      return 0;
    }
  } else {
    cmCTestLog(this->CTest, ERROR_MESSAGE,
               "bad datafilesmd5 value in response " << response << "\n");
    return -1;
  }

  std::string upload_as = cmSystemTools::GetFilenameName(file);
  std::ostringstream fstr;
  fstr << "type=" << curl.Escape(typeString) << "&"
       << "md5=" << md5sum << "&"
       << "filename=" << curl.Escape(upload_as) << "&"
       << "buildid=" << json["buildid"].asString();
  if (!curl.UploadFile(file, url, fstr.str(), response)) {
    cmCTestLog(this->CTest, ERROR_MESSAGE, "error uploading to CDash. "
                 << file << " " << url << " " << fstr.str());
    return -1;
  }
  if (!reader.parse(response, json)) {
    cmCTestLog(this->CTest, ERROR_MESSAGE, "error parsing json string ["
                 << response << "]\n"
                 << reader.getFormattedErrorMessages() << "\n");
    return -1;
  }
  cmCTestOptionalLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
                     "Upload file response: [" << response << "]\n",
                     this->Quiet);
  return 0;
}

int cmCTestSubmitHandler::ProcessHandler()
{
  const char* cdashUploadFile = this->GetOption("CDashUploadFile");
  const char* cdashUploadType = this->GetOption("CDashUploadType");
  if (cdashUploadFile && cdashUploadType) {
    return this->HandleCDashUploadFile(cdashUploadFile, cdashUploadType);
  }
  std::string iscdash = this->CTest->GetCTestConfiguration("IsCDash");
  // cdash does not need to trigger so just return true
  if (!iscdash.empty()) {
    this->CDash = true;
  }

  const std::string& buildDirectory =
    this->CTest->GetCTestConfiguration("BuildDirectory");
  if (buildDirectory.empty()) {
    cmCTestLog(this->CTest, ERROR_MESSAGE,
               "Cannot find BuildDirectory  key in the DartConfiguration.tcl"
                 << std::endl);
    return -1;
  }

  if (getenv("HTTP_PROXY")) {
    this->HTTPProxyType = 1;
    this->HTTPProxy = getenv("HTTP_PROXY");
    if (getenv("HTTP_PROXY_PORT")) {
      this->HTTPProxy += ":";
      this->HTTPProxy += getenv("HTTP_PROXY_PORT");
    }
    if (getenv("HTTP_PROXY_TYPE")) {
      std::string type = getenv("HTTP_PROXY_TYPE");
      // HTTP/SOCKS4/SOCKS5
      if (type == "HTTP") {
        this->HTTPProxyType = 1;
      } else if (type == "SOCKS4") {
        this->HTTPProxyType = 2;
      } else if (type == "SOCKS5") {
        this->HTTPProxyType = 3;
      }
    }
    if (getenv("HTTP_PROXY_USER")) {
      this->HTTPProxyAuth = getenv("HTTP_PROXY_USER");
    }
    if (getenv("HTTP_PROXY_PASSWD")) {
      this->HTTPProxyAuth += ":";
      this->HTTPProxyAuth += getenv("HTTP_PROXY_PASSWD");
    }
  }

  if (getenv("FTP_PROXY")) {
    this->FTPProxyType = 1;
    this->FTPProxy = getenv("FTP_PROXY");
    if (getenv("FTP_PROXY_PORT")) {
      this->FTPProxy += ":";
      this->FTPProxy += getenv("FTP_PROXY_PORT");
    }
    if (getenv("FTP_PROXY_TYPE")) {
      std::string type = getenv("FTP_PROXY_TYPE");
      // HTTP/SOCKS4/SOCKS5
      if (type == "HTTP") {
        this->FTPProxyType = 1;
      } else if (type == "SOCKS4") {
        this->FTPProxyType = 2;
      } else if (type == "SOCKS5") {
        this->FTPProxyType = 3;
      }
    }
  }

  if (!this->HTTPProxy.empty()) {
    cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                       "   Use HTTP Proxy: " << this->HTTPProxy << std::endl,
                       this->Quiet);
  }
  if (!this->FTPProxy.empty()) {
    cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                       "   Use FTP Proxy: " << this->FTPProxy << std::endl,
                       this->Quiet);
  }
  cmGeneratedFileStream ofs;
  this->StartLogFile("Submit", ofs);

  cmCTest::SetOfStrings files;
  std::string prefix = this->GetSubmitResultsPrefix();

  if (!this->Files.empty()) {
    // Submit the explicitly selected files:
    //
    files.insert(this->Files.begin(), this->Files.end());
  }

  // Add to the list of files to submit from any selected, existing parts:
  //

  // TODO:
  // Check if test is enabled

  this->CTest->AddIfExists(cmCTest::PartUpdate, "Update.xml");
  this->CTest->AddIfExists(cmCTest::PartConfigure, "Configure.xml");
  this->CTest->AddIfExists(cmCTest::PartBuild, "Build.xml");
  this->CTest->AddIfExists(cmCTest::PartTest, "Test.xml");
  if (this->CTest->AddIfExists(cmCTest::PartCoverage, "Coverage.xml")) {
    std::vector<std::string> gfiles;
    std::string gpath =
      buildDirectory + "/Testing/" + this->CTest->GetCurrentTag();
    std::string::size_type glen = gpath.size() + 1;
    gpath = gpath + "/CoverageLog*";
    cmCTestOptionalLog(this->CTest, DEBUG,
                       "Globbing for: " << gpath << std::endl, this->Quiet);
    if (cmSystemTools::SimpleGlob(gpath, gfiles, 1)) {
      size_t cc;
      for (cc = 0; cc < gfiles.size(); cc++) {
        gfiles[cc] = gfiles[cc].substr(glen);
        cmCTestOptionalLog(this->CTest, DEBUG,
                           "Glob file: " << gfiles[cc] << std::endl,
                           this->Quiet);
        this->CTest->AddSubmitFile(cmCTest::PartCoverage, gfiles[cc].c_str());
      }
    } else {
      cmCTestLog(this->CTest, ERROR_MESSAGE, "Problem globbing" << std::endl);
    }
  }
  this->CTest->AddIfExists(cmCTest::PartMemCheck, "DynamicAnalysis.xml");
  this->CTest->AddIfExists(cmCTest::PartMemCheck, "Purify.xml");
  this->CTest->AddIfExists(cmCTest::PartNotes, "Notes.xml");
  this->CTest->AddIfExists(cmCTest::PartUpload, "Upload.xml");

  // Query parts for files to submit.
  for (cmCTest::Part p = cmCTest::PartStart; p != cmCTest::PartCount;
       p = cmCTest::Part(p + 1)) {
    // Skip parts we are not submitting.
    if (!this->SubmitPart[p]) {
      continue;
    }

    // Submit files from this part.
    std::vector<std::string> const& pfiles = this->CTest->GetSubmitFiles(p);
    files.insert(pfiles.begin(), pfiles.end());
  }

  if (ofs) {
    ofs << "Upload files:" << std::endl;
    int cnt = 0;
    cmCTest::SetOfStrings::iterator it;
    for (it = files.begin(); it != files.end(); ++it) {
      ofs << cnt << "\t" << *it << std::endl;
      cnt++;
    }
  }
  cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT, "Submit files (using "
                       << this->CTest->GetCTestConfiguration("DropMethod")
                       << ")" << std::endl,
                     this->Quiet);
  const char* specificTrack = this->CTest->GetSpecificTrack();
  if (specificTrack) {
    cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                       "   Send to track: " << specificTrack << std::endl,
                       this->Quiet);
  }
  this->SetLogFile(&ofs);

  std::string dropMethod(this->CTest->GetCTestConfiguration("DropMethod"));

  if (dropMethod == "" || dropMethod == "ftp") {
    ofs << "Using drop method: FTP" << std::endl;
    cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                       "   Using FTP submit method" << std::endl
                                                    << "   Drop site: ftp://",
                       this->Quiet);
    std::string url = "ftp://";
    url += cmCTest::MakeURLSafe(
             this->CTest->GetCTestConfiguration("DropSiteUser")) +
      ":" + cmCTest::MakeURLSafe(
              this->CTest->GetCTestConfiguration("DropSitePassword")) +
      "@" + this->CTest->GetCTestConfiguration("DropSite") +
      cmCTest::MakeURLSafe(this->CTest->GetCTestConfiguration("DropLocation"));
    if (!this->CTest->GetCTestConfiguration("DropSiteUser").empty()) {
      cmCTestOptionalLog(
        this->CTest, HANDLER_OUTPUT,
        this->CTest->GetCTestConfiguration("DropSiteUser").c_str(),
        this->Quiet);
      if (!this->CTest->GetCTestConfiguration("DropSitePassword").empty()) {
        cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT, ":******",
                           this->Quiet);
      }
      cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT, "@", this->Quiet);
    }
    cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                       this->CTest->GetCTestConfiguration("DropSite")
                         << this->CTest->GetCTestConfiguration("DropLocation")
                         << std::endl,
                       this->Quiet);
    if (!this->SubmitUsingFTP(buildDirectory + "/Testing/" +
                                this->CTest->GetCurrentTag(),
                              files, prefix, url)) {
      cmCTestLog(this->CTest, ERROR_MESSAGE,
                 "   Problems when submitting via FTP" << std::endl);
      ofs << "   Problems when submitting via FTP" << std::endl;
      return -1;
    }
    if (!this->CDash) {
      cmCTestOptionalLog(
        this->CTest, HANDLER_OUTPUT, "   Using HTTP trigger method"
          << std::endl
          << "   Trigger site: "
          << this->CTest->GetCTestConfiguration("TriggerSite") << std::endl,
        this->Quiet);
      if (!this->TriggerUsingHTTP(
            files, prefix,
            this->CTest->GetCTestConfiguration("TriggerSite"))) {
        cmCTestLog(this->CTest, ERROR_MESSAGE,
                   "   Problems when triggering via HTTP" << std::endl);
        ofs << "   Problems when triggering via HTTP" << std::endl;
        return -1;
      }
      cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                         "   Submission successful" << std::endl, this->Quiet);
      ofs << "   Submission successful" << std::endl;
      return 0;
    }
  } else if (dropMethod == "http" || dropMethod == "https") {
    std::string url = dropMethod;
    url += "://";
    ofs << "Using drop method: " << dropMethod << std::endl;
    cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                       "   Using HTTP submit method" << std::endl
                                                     << "   Drop site:" << url,
                       this->Quiet);
    if (!this->CTest->GetCTestConfiguration("DropSiteUser").empty()) {
      url += this->CTest->GetCTestConfiguration("DropSiteUser");
      cmCTestOptionalLog(
        this->CTest, HANDLER_OUTPUT,
        this->CTest->GetCTestConfiguration("DropSiteUser").c_str(),
        this->Quiet);
      if (!this->CTest->GetCTestConfiguration("DropSitePassword").empty()) {
        url += ":" + this->CTest->GetCTestConfiguration("DropSitePassword");
        cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT, ":******",
                           this->Quiet);
      }
      url += "@";
      cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT, "@", this->Quiet);
    }
    url += this->CTest->GetCTestConfiguration("DropSite") +
      this->CTest->GetCTestConfiguration("DropLocation");
    cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                       this->CTest->GetCTestConfiguration("DropSite")
                         << this->CTest->GetCTestConfiguration("DropLocation")
                         << std::endl,
                       this->Quiet);
    if (!this->SubmitUsingHTTP(buildDirectory + "/Testing/" +
                                 this->CTest->GetCurrentTag(),
                               files, prefix, url)) {
      cmCTestLog(this->CTest, ERROR_MESSAGE,
                 "   Problems when submitting via HTTP" << std::endl);
      ofs << "   Problems when submitting via HTTP" << std::endl;
      return -1;
    }
    if (!this->CDash) {
      cmCTestOptionalLog(
        this->CTest, HANDLER_OUTPUT, "   Using HTTP trigger method"
          << std::endl
          << "   Trigger site: "
          << this->CTest->GetCTestConfiguration("TriggerSite") << std::endl,
        this->Quiet);
      if (!this->TriggerUsingHTTP(
            files, prefix,
            this->CTest->GetCTestConfiguration("TriggerSite"))) {
        cmCTestLog(this->CTest, ERROR_MESSAGE,
                   "   Problems when triggering via HTTP" << std::endl);
        ofs << "   Problems when triggering via HTTP" << std::endl;
        return -1;
      }
    }
    if (this->HasErrors) {
      cmCTestLog(this->CTest, HANDLER_OUTPUT, "   Errors occurred during "
                                              "submission."
                   << std::endl);
      ofs << "   Errors occurred during submission. " << std::endl;
    } else {
      cmCTestOptionalLog(
        this->CTest, HANDLER_OUTPUT, "   Submission successful"
          << (this->HasWarnings ? ", with warnings." : "") << std::endl,
        this->Quiet);
      ofs << "   Submission successful"
          << (this->HasWarnings ? ", with warnings." : "") << std::endl;
    }

    return 0;
  } else if (dropMethod == "xmlrpc") {
#if defined(CTEST_USE_XMLRPC)
    ofs << "Using drop method: XML-RPC" << std::endl;
    cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                       "   Using XML-RPC submit method" << std::endl,
                       this->Quiet);
    std::string url = this->CTest->GetCTestConfiguration("DropSite");
    prefix = this->CTest->GetCTestConfiguration("DropLocation");
    if (!this->SubmitUsingXMLRPC(buildDirectory + "/Testing/" +
                                   this->CTest->GetCurrentTag(),
                                 files, prefix, url)) {
      cmCTestLog(this->CTest, ERROR_MESSAGE,
                 "   Problems when submitting via XML-RPC" << std::endl);
      ofs << "   Problems when submitting via XML-RPC" << std::endl;
      return -1;
    }
    cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                       "   Submission successful" << std::endl, this->Quiet);
    ofs << "   Submission successful" << std::endl;
    return 0;
#else
    cmCTestLog(this->CTest, ERROR_MESSAGE,
               "   Submission method \"xmlrpc\" not compiled into CTest!"
                 << std::endl);
    return -1;
#endif
  } else if (dropMethod == "scp") {
    std::string url;
    std::string oldWorkingDirectory;
    if (!this->CTest->GetCTestConfiguration("DropSiteUser").empty()) {
      url += this->CTest->GetCTestConfiguration("DropSiteUser") + "@";
    }
    url += this->CTest->GetCTestConfiguration("DropSite") + ":" +
      this->CTest->GetCTestConfiguration("DropLocation");

    // change to the build directory so that we can uses a relative path
    // on windows since scp dosn't support "c:" a drive in the path
    oldWorkingDirectory = cmSystemTools::GetCurrentWorkingDirectory();
    cmSystemTools::ChangeDirectory(buildDirectory);

    if (!this->SubmitUsingSCP(this->CTest->GetCTestConfiguration("ScpCommand"),
                              "Testing/" + this->CTest->GetCurrentTag(), files,
                              prefix, url)) {
      cmSystemTools::ChangeDirectory(oldWorkingDirectory);
      cmCTestLog(this->CTest, ERROR_MESSAGE,
                 "   Problems when submitting via SCP" << std::endl);
      ofs << "   Problems when submitting via SCP" << std::endl;
      return -1;
    }
    cmSystemTools::ChangeDirectory(oldWorkingDirectory);
    cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                       "   Submission successful" << std::endl, this->Quiet);
    ofs << "   Submission successful" << std::endl;
    return 0;
  } else if (dropMethod == "cp") {
    std::string location = this->CTest->GetCTestConfiguration("DropLocation");

    // change to the build directory so that we can uses a relative path
    // on windows since scp dosn't support "c:" a drive in the path
    std::string oldWorkingDirectory =
      cmSystemTools::GetCurrentWorkingDirectory();
    cmSystemTools::ChangeDirectory(buildDirectory);
    cmCTestOptionalLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
                       "   Change directory: " << buildDirectory << std::endl,
                       this->Quiet);

    if (!this->SubmitUsingCP("Testing/" + this->CTest->GetCurrentTag(), files,
                             prefix, location)) {
      cmSystemTools::ChangeDirectory(oldWorkingDirectory);
      cmCTestLog(this->CTest, ERROR_MESSAGE,
                 "   Problems when submitting via CP" << std::endl);
      ofs << "   Problems when submitting via cp" << std::endl;
      return -1;
    }
    cmSystemTools::ChangeDirectory(oldWorkingDirectory);
    cmCTestOptionalLog(this->CTest, HANDLER_OUTPUT,
                       "   Submission successful" << std::endl, this->Quiet);
    ofs << "   Submission successful" << std::endl;
    return 0;
  }

  cmCTestLog(this->CTest, ERROR_MESSAGE, "   Unknown submission method: \""
               << dropMethod << "\"" << std::endl);
  return -1;
}

std::string cmCTestSubmitHandler::GetSubmitResultsPrefix()
{
  std::string buildname =
    cmCTest::SafeBuildIdField(this->CTest->GetCTestConfiguration("BuildName"));
  std::string name = this->CTest->GetCTestConfiguration("Site") + "___" +
    buildname + "___" + this->CTest->GetCurrentTag() + "-" +
    this->CTest->GetTestModelString() + "___XML___";
  return name;
}

void cmCTestSubmitHandler::SelectParts(std::set<cmCTest::Part> const& parts)
{
  // Check whether each part is selected.
  for (cmCTest::Part p = cmCTest::PartStart; p != cmCTest::PartCount;
       p = cmCTest::Part(p + 1)) {
    this->SubmitPart[p] =
      (std::set<cmCTest::Part>::const_iterator(parts.find(p)) != parts.end());
  }
}

void cmCTestSubmitHandler::SelectFiles(cmCTest::SetOfStrings const& files)
{
  this->Files.insert(files.begin(), files.end());
}