// not working in mingw. test.xml file is not saved properly as text file.
void FetchXMLFile() {
#if defined(LIBXML_HTTP_ENABLED)
int ret_val;
char *contentType; /* if available the Content-Type information will be returned at that location */
xmlNanoHTTPInit();
ret_val = xmlNanoHTTPFetch(XML_URL, "test.xml", &contentType);
printf("ContentType: %s\n",contentType);
printf("Retval %d\n", ret_val);
xmlNanoHTTPCleanup();
#endif
}
/**
* Cleans up the nano HTTP state
*
* @param pContext HTTP Context
* @param pContentType Content-type container
*/
static void
cleanup(void * pContext, char * pContentType)
{
if (pContext)
{
xmlNanoHTTPClose(pContext);
}
if (pContentType)
{
xmlFree(pContentType);
}
xmlNanoHTTPCleanup();
}
int main(int argc, char **argv) {
char *contentType = NULL;
if (argv[1] != NULL) {
if (argv[2] != NULL)
xmlNanoHTTPFetch(argv[1], argv[2], &contentType);
else
xmlNanoHTTPFetch(argv[1], "-", &contentType);
if (contentType != NULL) xmlFree(contentType);
} else {
xmlGenericError(xmlGenericErrorContext,
"%s: minimal HTTP GET implementation\n", argv[0]);
xmlGenericError(xmlGenericErrorContext,
"\tusage %s [ URL [ filename ] ]\n", argv[0]);
}
xmlNanoHTTPCleanup();
xmlMemoryDump();
return(0);
}
void GetXMLHttp() {
void * Ctxt;
char *contentType;
xmlNanoHTTPInit();
Ctxt = xmlNanoHTTPOpen(XML_URL, &contentType);
if (Ctxt == 0)
printf("ERROR: xmlNanoHTTPOpen() == 0\n");
if (xmlNanoHTTPReturnCode(Ctxt) != 200)
printf("ERROR: HTTP Code != OK\n");
// open output file
FILE *fp;
fp=fopen("test_get.xml","w");
// Write to file
const int Size = 2048;
char Buffer[Size];
int Count;
while ((Count = xmlNanoHTTPRead(Ctxt, Buffer, Size)) > 0)
fprintf(fp,"%s",Buffer);
//File.write(Buffer, Count);
fclose(fp);
if (Count == 0)
printf("STATUS: Connection closed\n");
if (Count == -1)
printf("ERROR: xmlNanoHTTPRead() == -1\n");
// Free ressources
xmlFree(contentType);
xmlNanoHTTPClose(Ctxt);
xmlNanoHTTPCleanup();
}
static Image *ReadURLImage(const ImageInfo *image_info,ExceptionInfo *exception)
{
#define MaxBufferExtent 8192
char
filename[MaxTextExtent];
FILE
*file;
Image
*image;
ImageInfo
*read_info;
int
unique_file;
image=(Image *) NULL;
read_info=CloneImageInfo(image_info);
SetImageInfoBlob(read_info,(void *) NULL,0);
file=(FILE *) NULL;
unique_file=AcquireUniqueFileResource(read_info->filename);
if (unique_file != -1)
file=fdopen(unique_file,"wb");
if ((unique_file == -1) || (file == (FILE *) NULL))
{
read_info=DestroyImageInfo(read_info);
(void) CopyMagickString(image->filename,read_info->filename,
MaxTextExtent);
ThrowFileException(exception,FileOpenError,"UnableToCreateTemporaryFile",
image->filename);
image=DestroyImageList(image);
return((Image *) NULL);
}
(void) CopyMagickString(filename,image_info->magick,MaxTextExtent);
(void) ConcatenateMagickString(filename,":",MaxTextExtent);
LocaleLower(filename);
(void) ConcatenateMagickString(filename,image_info->filename,MaxTextExtent);
if (LocaleCompare(read_info->magick,"file") == 0)
{
(void) RelinquishUniqueFileResource(read_info->filename);
unique_file=(-1);
(void) CopyMagickString(read_info->filename,image_info->filename+2,
MaxTextExtent);
}
#if defined(MAGICKCORE_XML_DELEGATE) && defined(LIBXML_FTP_ENABLED)
if (LocaleCompare(read_info->magick,"ftp") == 0)
{
void
*context;
xmlNanoFTPInit();
context=xmlNanoFTPNewCtxt(filename);
if (context != (void *) NULL)
{
if (xmlNanoFTPConnect(context) >= 0)
(void) xmlNanoFTPGet(context,GetFTPData,(void *) file,
(char *) NULL);
(void) xmlNanoFTPClose(context);
}
}
#endif
#if defined(MAGICKCORE_XML_DELEGATE) && defined(LIBXML_HTTP_ENABLED)
if (LocaleCompare(read_info->magick,"http") == 0)
{
char
buffer[MaxBufferExtent],
*type;
int
bytes;
void
*context;
type=(char *) NULL;
context=xmlNanoHTTPMethod(filename,(const char *) NULL,
(const char *) NULL,&type,(const char *) NULL,0);
if (context != (void *) NULL)
{
ssize_t
count;
while ((bytes=xmlNanoHTTPRead(context,buffer,MaxBufferExtent)) > 0)
count=(ssize_t) fwrite(buffer,bytes,1,file);
xmlNanoHTTPClose(context);
xmlFree(type);
xmlNanoHTTPCleanup();
}
}
#endif
(void) fclose(file);
*read_info->magick='\0';
image=ReadImage(read_info,exception);
if (unique_file != -1)
(void) RelinquishUniqueFileResource(read_info->filename);
read_info=DestroyImageInfo(read_info);
if (image == (Image *) NULL)
(void) ThrowMagickException(exception,GetMagickModule(),CoderError,
"NoDataReturned","`%s'",filename);
return(GetFirstImageInList(image));
}
void CheckVersionNumber()
{
//==== Init Nano HTTP ====//
xmlNanoHTTPInit();
xmlNanoHTTPScanProxy(NULL);
//==== Compute Version Number ====//
int ver_no = 10000*VSP_VERSION_MAJOR + 100*VSP_VERSION_MINOR + VSP_VERSION_CHANGE;
char cCurrentPath[FILENAME_MAX];
GetCurrentDir(cCurrentPath, sizeof(cCurrentPath));
int user_id = 0;
int path_len = strlen(cCurrentPath);
for ( int i = 0 ; i < path_len ; i++ )
{
srand ( (unsigned int)cCurrentPath[i] );
user_id += rand() % 100000 + 1;
}
//==== Post User Info To Server ====//
char poststr[256];
sprintf( poststr, "postvar1=%d&postvar2=%d\r\n", user_id, ver_no);
int poststrlen = strlen(poststr);
char* headers = "Content-Type: application/x-www-form-urlencoded \n";
void * ctx = 0;
ctx = xmlNanoHTTPMethod("http://www.openvsp.org/vspuse_post.php", "POST", poststr, NULL, headers, poststrlen );
if ( ctx )
xmlNanoHTTPClose(ctx);
ctx = 0;
//==== Open Settings File ====//
bool check_version_flag = true;
FILE* vsptime_fp = fopen( ".vsptime", "r" );
if ( vsptime_fp )
{
char str[256];
fgets( str, 256, vsptime_fp );
int vsp_time = atoi( str );
int del_time = (int)time(NULL) - vsp_time;
if ( del_time < 60*60*24*7 ) // Check Every Week
check_version_flag = false;
fclose( vsptime_fp );
}
//==== Enough Time Has Passed - Check For New Version ====//
if ( check_version_flag )
{
//==== Webpage with Version Info ====//
char * pContentType = 0;
ctx = xmlNanoHTTPOpen("http://www.openvsp.org/latest_version.html", &pContentType);
int retCode = xmlNanoHTTPReturnCode(ctx);
//==== Http Return Code 200 -> OK ====//
string contentStr;
if ( retCode == 200 )
{
char buf[2048];
int len = 1;
while (len > 0 && contentStr.size() < 10000 )
{
len = xmlNanoHTTPRead(ctx, buf, sizeof(buf));
contentStr.append( buf, len );
}
}
//==== Pulled A String From Server =====//
if ( contentStr.size() > 0 )
{
int major_ver, minor_ver, change_ver;
bool valid = ExtractVersionNumber( contentStr, &major_ver, &minor_ver, &change_ver );
if ( valid )
{
if ( major_ver != VSP_VERSION_MAJOR ||minor_ver != VSP_VERSION_MINOR || change_ver != VSP_VERSION_CHANGE )
{
if ( screenMgrPtr )
screenMgrPtr->MessageBox("A new version of OpenVSP is available at http://www.openvsp.org/");
}
}
}
//===== Write Time =====//
FILE* vsptime_fp = fopen( ".vsptime", "w" );
if ( vsptime_fp )
{
fprintf( vsptime_fp, "%d", time(NULL) );
fclose( vsptime_fp );
}
}
if ( ctx )
xmlNanoHTTPClose(ctx);
xmlNanoHTTPCleanup();
}
