void BitmapLoader::doLoadManifest()
{
wxString targetFile;
if(ExtractFileFromZip(
m_zipPath.GetFullPath(), wxT("manifest.ini"), clStandardPaths::Get().GetUserDataDir(), targetFile)) {
// we got the file extracted, read it
wxFileName manifest(targetFile);
wxFFile fp(manifest.GetFullPath(), wxT("r"));
if(fp.IsOpened()) {
wxString content;
fp.ReadAll(&content);
m_manifest.clear();
wxArrayString entries = wxStringTokenize(content, wxT("\n"), wxTOKEN_STRTOK);
for(size_t i = 0; i < entries.size(); i++) {
wxString entry = entries[i];
entry.Trim().Trim(false);
// empty?
if(entry.empty())
continue;
// comment?
if(entry.StartsWith(wxT(";")))
continue;
wxString key = entry.BeforeFirst(wxT('='));
wxString val = entry.AfterFirst(wxT('='));
key.Trim().Trim(false);
val.Trim().Trim(false);
wxString key16, key24;
key16 = key;
key24 = key;
key16.Replace(wxT("<size>"), wxT("16"));
key24.Replace(wxT("<size>"), wxT("24"));
key16.Replace(wxT("."), wxT("/"));
key24.Replace(wxT("."), wxT("/"));
m_manifest[key16] = val;
m_manifest[key24] = val;
}
fp.Close();
wxRemoveFile(manifest.GetFullPath());
}
wxRemoveFile(targetFile);
}
}
wxBitmap BitmapLoader::doLoadBitmap(const wxString& filepath)
{
wxString bitmapFile;
if(ExtractFileFromZip(m_zipPath.GetFullPath(), filepath, clStandardPaths::Get().GetUserDataDir(), bitmapFile)) {
clBitmap bmp;
if(bmp.LoadFile(bitmapFile, wxBITMAP_TYPE_PNG)) {
wxRemoveFile(bitmapFile);
return bmp;
}
wxRemoveFile(bitmapFile);
}
return wxNullBitmap;
}
SURF_FETCH_E LandfireClient::FetchBoundingBox( double *bbox, double resolution,
const char *filename,
char **options )
{
(void)resolution;
if( NULL == filename )
{
return SURF_FETCH_E_BAD_INPUT;
}
/*
** We have an arbitrary limit on request size, 0.001 degrees
*/
if( fabs( bbox[0] - bbox[2] ) < 0.001 || fabs( bbox[1] - bbox[3] ) < 0.001 )
{
CPLError( CE_Failure, CPLE_AppDefined,
"Bounding box too small, must be greater than " \
"0.001 x 0.001 degrees." );
return SURF_FETCH_E_BAD_INPUT;
}
/*-----------------------------------------------------------------------------
* Local Variable Declarations
*-----------------------------------------------------------------------------*/
int i = 0;
char *p;
int nMaxTries = atoi( CPLGetConfigOption( "LCP_MAX_DOWNLOAD_TRIES", "40" ) );
double dfWait = atof( CPLGetConfigOption( "LCP_DOWNLOAD_WAIT", "3" ) );
const char *pszProduct = CPLStrdup( CSLFetchNameValue( options, "PRODUCT" ) );
/*
** Stupidly simple heuristics to try to get the 'correct' product.
*/
if( pszProduct == NULL || EQUAL( pszProduct, "" ) )
{
if( EQUAL( pszProduct, "" ) )
CPLFree( (void*)pszProduct );
std::string osDataPath = FindDataPath( "landfire.zip" );
osDataPath = "/vsizip/" + osDataPath;
const char *pszGeom;
pszGeom = CPLSPrintf( "POLYGON((%lf %lf,%lf %lf,%lf %lf,%lf %lf,%lf %lf))",
bbox[1], bbox[0], bbox[3], bbox[0],
bbox[3], bbox[2], bbox[1], bbox[2],
bbox[1], bbox[0] );
CPLDebug( "LCP_CLIENT", "Testing if %s contains %s", osDataPath.c_str(),
pszGeom );
if( NinjaOGRContain( pszGeom, osDataPath.c_str(), "conus" ) )
{
pszProduct = CPLStrdup( "F4W21HZ" );
}
else if( NinjaOGRContain( pszGeom, osDataPath.c_str(), "ak" ) )
{
pszProduct = CPLStrdup( "F7C29HZ" );
}
else if( NinjaOGRContain( pszGeom, osDataPath.c_str(), "hi" ) )
{
pszProduct = CPLStrdup( "F4825HZ" );
}
/* Contiguous US */
//if( bbox[0] < 52 && bbox[1] < -60 && bbox[2] > 22 && bbox[3] > -136 )
// pszProduct = CPLStrdup( "F4W21HZ" );
/* Alaska */
//else if( bbox[0] < 75 && bbox[1] < -125 && bbox[2] > 50 && bbox[3] > -179 )
// pszProduct = CPLStrdup( "F7C29HZ" );
/* Hawaii */
//else if( bbox[0] < 25 && bbox[1] < -150 && bbox[2] > 15 && bbox[3] > -170 )
// pszProduct = CPLStrdup( "F4825HZ" );
else
{
CPLError( CE_Failure, CPLE_AppDefined,
"Failed to locate product." );
return SURF_FETCH_E_BAD_INPUT;
}
}
CPLDebug( "LCP_CLIENT", "Using product: %s", pszProduct );
const char *pszUrl;
const char *pszTemp = CSLFetchNameValue( options, "OVERRIDE_BEST_UTM" );
int nEpsgCode = -1;
if( pszTemp == NULL )
{
nEpsgCode = BoundingBoxUtm( bbox );
}
else
{
nEpsgCode = atoi( pszTemp );
}
/*
** Better check?
*/
if( nEpsgCode < 1 )
{
CPLError( CE_Failure, CPLE_AppDefined, "Invalid EPSG code." );
CPLFree( (void*)pszProduct );
return SURF_FETCH_E_BAD_INPUT;
}
/*-----------------------------------------------------------------------------
* Request a Model via the landfire.cr.usgs.gov REST client
*-----------------------------------------------------------------------------*/
pszUrl = CPLSPrintf( LF_REQUEST_TEMPLATE, bbox[0], bbox[2], bbox[3],
bbox[1], pszProduct );
CPLFree( (void*)pszProduct );
m_poResult = CPLHTTPFetch( pszUrl, NULL );
CHECK_HTTP_RESULT( "Failed to get download URL" );
CPLDebug( "LCP_CLIENT", "Request URL: %s", pszUrl );
/*-----------------------------------------------------------------------------
* Parse the JSON result of the request
*-----------------------------------------------------------------------------*/
int nSize = strlen( (char*) m_poResult->pabyData );
//Create a buffer so we can use sscanf, couldn't find a CPL version
char *pszResponse = new char[ nSize + 1 ];
pszResponse[0] = '\0';
CPLDebug( "LCP_CLIENT", "JSON Response: %s", m_poResult->pabyData );
/*
** Regular expression support if we have C++11 support. isnan ambiguouity
** is causing non-C++11 compliance. Not tested or used, 0 disables.
*/
#if __cplusplus >= 201103 && 0
std::string s((const char*) m_poResult->pabyData );
std::smatch m;
std::regex e( "\\b(?:(?:https?)://|www\\.)[a-z-A-Z0-9+&@#/%=~_|$?!:,.]" \
"*[a-z-A-Z0-9+&@#/%=~_|$]" );
std::regex_search( s, m, e );
std::string url = m[0].str(); //retrieve first match
CPLStrlcpy( pszResponse, url.c_str(), nSize );
#else
char **papszTokens = NULL;
papszTokens = CSLTokenizeString2( (const char*)m_poResult->pabyData, ",:",
CSLT_HONOURSTRINGS | CSLT_PRESERVEESCAPES |
CSLT_STRIPENDSPACES | CSLT_STRIPLEADSPACES );
int nTokens = CSLCount( papszTokens );
if( nTokens < 2 )
{
CPLError( CE_Failure, CPLE_AppDefined,
"Failed to generate valid URL for LCP download." );
delete [] pszResponse;
CPLHTTPDestroyResult( m_poResult );
CSLDestroy( papszTokens );
return SURF_FETCH_E_IO_ERR;
}
for( int i = 1; i < nTokens; i++ )
{
if( EQUALN( papszTokens[i], "https://", 6 ) &&
EQUAL( papszTokens[i - 1], "DOWNLOAD_URL" ) )
{
CPLStrlcpy( pszResponse, papszTokens[i], nSize );
break;
}
}
CSLDestroy( papszTokens );
#endif
//Grab the download URL from the JSON response, stores in pszResponse
//std::sscanf( (char*) m_poResult->pabyData, LF_REQUEST_RETURN_TEMPLATE, pszResponse);
CPLHTTPDestroyResult( m_poResult );
if( !EQUALN( pszResponse, "https://", 6 ) )
{
CPLError( CE_Failure, CPLE_AppDefined,
"Failed to generate valid URL for LCP download." );
delete [] pszResponse;
return SURF_FETCH_E_IO_ERR;
}
p = strstr( pszResponse, "}]" );
if( p )
*p = '\0';
CPLDebug( "LCP_CLIENT", "Download URL: %s", pszResponse );
// Fix the SRS
const char *pszNewUrl = ReplaceSRS( nEpsgCode, pszResponse );
CPLDebug( "LCP_CLIENT", "Sanitized SRS Download URL: %s", pszNewUrl );
/*-----------------------------------------------------------------------------
* Get the Job ID by visiting the download URL
*-----------------------------------------------------------------------------*/
m_poResult = CPLHTTPFetch( pszNewUrl, NULL );
CPLFree( (void*)pszNewUrl );
delete [] pszResponse;
CHECK_HTTP_RESULT( "Failed to get Job ID" );
nSize = strlen( (char*) m_poResult->pabyData );
pszResponse = new char[ nSize + 1 ];
//grabs the Job ID from the Download URL response
std::sscanf( (char*) m_poResult->pabyData, LF_INIT_RESPONSE_TEMPLATE, pszResponse);
CPLHTTPDestroyResult( m_poResult );
//store the Job Id into a class attribute, so we can reuse pszResponse, but keep
//the Job Id (needed for future parts)
m_JobId = std::string( pszResponse );
CPLDebug( "LCP_CLIENT", "Job id: %s", m_JobId.c_str() );
/*-----------------------------------------------------------------------------
* Initiate the download by using the obtained Job ID
*-----------------------------------------------------------------------------*/
pszUrl = CPLSPrintf( LF_INIT_DOWNLOAD_TEMPLATE, m_JobId.c_str() );
//fetch the response of download initiation
//note: for some reason it alway returns a key error, but download still works
m_poResult = CPLHTTPFetch( pszUrl, NULL );
CPLHTTPDestroyResult( m_poResult );
/*-----------------------------------------------------------------------------
* Check the status of the download, able to download when status=400
*-----------------------------------------------------------------------------*/
int dl_status = 0;
//Obtain the readiness status of the current job
pszUrl = CPLSPrintf( LF_GET_STATUS_TEMPLATE, m_JobId.c_str() );
CPLDebug( "LCP_CLIENT", "Status url: %s", pszUrl );
do
{
m_poResult = CPLHTTPFetch( pszUrl, NULL );
delete [] pszResponse;
CHECK_HTTP_RESULT( "Failed to get job status" );
nSize = strlen( (char*) m_poResult->pabyData );
pszResponse = new char[ nSize + 1 ];
std::sscanf( (char*) m_poResult->pabyData, LF_STATUS_RESPONSE_TEMPLATE,
&dl_status, pszResponse );
CPLHTTPDestroyResult( m_poResult );
i++;
CPLSleep( dfWait );
CPLDebug( "LCP_CLIENT", "Attempting to fetch LCP, try %d of %d, " \
"status: %d", i, nMaxTries, dl_status );
} while( dl_status < 400 && dl_status > 0 && i < nMaxTries );
delete [] pszResponse;
if( dl_status >= 900 && dl_status <= 902)
{
CPLError( CE_Warning, CPLE_AppDefined, "Failed to download lcp," \
"There was an extraction " \
"error on the server." );
return SURF_FETCH_E_IO_ERR;
}
else if( dl_status != 400 )
{
CPLError( CE_Warning, CPLE_AppDefined, "Failed to download lcp, timed " \
"out. Try increasing " \
"LCP_MAX_DOWNLOAD_TRIES or "
"LCP_DOWNLOAD_WAIT" );
return SURF_FETCH_E_TIMEOUT;
}
/*-----------------------------------------------------------------------------
* Download the landfire model
*-----------------------------------------------------------------------------*/
pszUrl = CPLSPrintf( LF_DOWNLOAD_JOB_TEMPLATE, m_JobId.c_str() );
m_poResult = CPLHTTPFetch( pszUrl, NULL );
CHECK_HTTP_RESULT( "Failed to get job status" );
/*
** Parse the URL from the returned string
*/
std::string ss((const char*) m_poResult->pabyData );
CPLHTTPDestroyResult( m_poResult );
std::size_t pos1 = ss.find("https://");
std::size_t pos2 = ss.find(".zip");
std::string url = ss.substr(pos1, (pos2+4-pos1));
pszUrl = url.c_str();
m_poResult = CPLHTTPFetch( pszUrl, NULL );
CHECK_HTTP_RESULT( "Failed to get job status" );
nSize = m_poResult->nDataLen;
VSILFILE *fout;
const char *pszTmpZip = CPLFormFilename( NULL,
CPLGenerateTempFilename( "NINJA_LCP_CLIENT" ),
".zip" );
fout = VSIFOpenL( pszTmpZip, "w+" );
if( NULL == fout )
{
CPLError( CE_Warning, CPLE_AppDefined, "Failed to create output file" );
CPLHTTPDestroyResult( m_poResult );
return SURF_FETCH_E_IO_ERR;
}
VSIFWriteL( m_poResult->pabyData, nSize, 1, fout );
VSIFCloseL( fout );
CPLHTTPDestroyResult( m_poResult );
/*
** Extract the lcp and the prj file, and 'save as'
*/
char **papszFileList = NULL;
std::string osPathInZip;
const char *pszVSIZip = CPLSPrintf( "/vsizip/%s", pszTmpZip );
CPLDebug( "LCP_CLIENT", "Extracting lcp from %s", pszVSIZip );
papszFileList = VSIReadDirRecursive( pszVSIZip );
int bFound = FALSE;
std::string osFullPath;
for( int i = 0; i < CSLCount( papszFileList ); i++ )
{
osFullPath = papszFileList[i];
if( osFullPath.find( "Landscape_1.lcp" ) != std::string::npos )
{
osPathInZip = CPLGetPath( papszFileList[i] );
CPLDebug( "LCP_CLIENT", "Found lcp in: %s", osPathInZip.c_str() );
bFound = TRUE;
break;
}
}
CSLDestroy( papszFileList );
if( !bFound )
{
CPLError( CE_Failure, CPLE_AppDefined,
"Failed to find lcp in archive" );
//VSIUnlink( pszTmpZip );
return SURF_FETCH_E_IO_ERR;
}
int nError = 0;
const char *pszFileToFind = CPLSPrintf( "%s/Landscape_1.lcp",
osPathInZip.c_str() );
nError = ExtractFileFromZip( pszTmpZip, pszFileToFind, filename );
if( nError )
{
CPLError( CE_Failure, CPLE_AppDefined,
"Failed to extract LCP from zip." );
VSIUnlink( pszTmpZip );
return SURF_FETCH_E_IO_ERR;
}
pszFileToFind = CPLSPrintf( "%s/Landscape_1.prj", osPathInZip.c_str() );
nError = ExtractFileFromZip( pszTmpZip, pszFileToFind,
CPLFormFilename( CPLGetPath( filename ),
CPLGetBasename( filename ),
".prj" ) );
if( nError )
{
CPLError( CE_Failure, CPLE_AppDefined,
"Failed to extract PRJ from zip." );
return SURF_FETCH_E_IO_ERR;
}
if( !CSLTestBoolean( CPLGetConfigOption( "LCP_KEEP_ARCHIVE", "FALSE" ) ) )
{
VSIUnlink( pszTmpZip );
}
return SURF_FETCH_E_NONE;
}
//读取自身数据(call by work thead)
bool _readPatchContents(void)
{
char szExeSelf[MAX_PATH] = {0};
::GetModuleFileName(g_hInst, szExeSelf, MAX_PATH);
FILE* fp = fopen(szExeSelf, "rb");
if(!fp) return false;
do
{
if(0 != fseek(fp, g_nExeSize, SEEK_SET)) break;
int nLen=0;
//read version from
if(1 != fread(&nLen, sizeof(int), 1, fp) || nLen>=32 ) break;
if(nLen != fread(g_szVersionFrom, 1, nLen, fp)) break;
normalizeVersion(g_szVersionFrom, g_szVersionFrom_nor, 64);
//read version to
if(1 != fread(&nLen, sizeof(int), 1, fp) || nLen>=32 ) break;
if(nLen != fread(g_szVersionTo, 1, nLen, fp)) break;
normalizeVersion(g_szVersionTo, g_szVersionTo_nor, 64);
//create temp patch file
char szTempPath[MAX_PATH];
GetTempPath(MAX_PATH, szTempPath);
PathAppend(szTempPath, "TLBBPatch");
CreateDirectory(szTempPath, 0);
_snprintf(g_szPatchZip, MAX_PATH, "%s\\tlbb-%s-%s.xzip",
szTempPath, g_szVersionFrom, g_szVersionTo);
FILE* fpWrite = fopen(g_szPatchZip, "wb");
if(!fpWrite) break;
char szTempBuf[1024] = {0};
do
{
size_t nReadSize = fread(szTempBuf, 1, 1024, fp);
if(nReadSize==0) break;
fwrite(szTempBuf, 1, nReadSize, fpWrite);
if(feof(fp)) break;
}while(true);
fclose(fpWrite);
fclose(fp);
//读取其中的PatchInfo文件内容
char szPatchInfoFile[MAX_PATH];
_snprintf(szPatchInfoFile, MAX_PATH, "%stlbb_patchinfo_%s_%s.txt",
szTempPath, g_szVersionFrom, g_szVersionTo);
AXP::IUpdater* pUpdater = AXP::createUpdater();
if(ExtractFileFromZip(pUpdater, g_szPatchZip, "Update.txt", szPatchInfoFile))
{
FILE* fpPatch = fopen(szPatchInfoFile, "rb");
if(fpPatch)
{
fseek(fpPatch, 0, SEEK_END);
int nSize = ftell(fpPatch);
fseek(fpPatch, 0, SEEK_SET);
char* pTxtBuf = new char[nSize+1];
memset(pTxtBuf, 0, nSize+1);
fread(pTxtBuf, 1, nSize, fpPatch);
fclose(fpPatch); fpPatch=0;
//send to ui
::SendDlgItemMessage(g_hMainWnd, IDC_EDIT_PATCHINFO, WM_SETTEXT,
0, (LPARAM)pTxtBuf);
delete[] pTxtBuf; pTxtBuf=0;
::DeleteFile(szPatchInfoFile);
}
}
AXP::destroyUpdater(pUpdater); pUpdater=0;
return true;
}while(0);
//error!
fclose(fp);
return false;
}
