/* Copyright (C) 2018, Project Pluto. See LICENSE. */ #include #include #include #include #ifdef __has_include #if __has_include() #include "cgi_func.h" #else #error \ 'cgi_func.h' not found. This project depends on the 'lunar'\ library. See www.github.com/Bill-Gray/lunar .\ Clone that repository, 'make' and 'make install' it. #endif #else #include "cgi_func.h" #endif #include "watdefs.h" #include "stringex.h" int sat_id_main( const int argc, const char **argv); int main( const int unused_argc, const char **unused_argv) { const char *argv[20]; const size_t max_buff_size = 400000; /* room for 5000 obs */ char *buff = (char *)malloc( max_buff_size), *tptr; char field[30]; const char *temp_obs_filename = "sat_obs.txt"; double search_radius = 4.; /* look 4 degrees for matches */ double motion_cutoff = 60.; /* up to 60" discrepancy OK */ double low_speed_cutoff = 0.001; /* anything slower than this is almost */ int argc = 0; /* certainly not an artsat */ FILE *lock_file = fopen( "lock.txt", "w"); size_t bytes_written = 0, i; int cgi_status, show_summary = 0; extern int verbose; #ifndef _WIN32 extern char **environ; avoid_runaway_process( 15); #endif /* _WIN32 */ setbuf( lock_file, NULL); INTENTIONALLY_UNUSED_PARAMETER( unused_argc); INTENTIONALLY_UNUSED_PARAMETER( unused_argv); printf( "Content-type: text/html\n\n"); printf( "

\n");
   if( !lock_file)
      {
      printf( " Server is busy.  Try again in a minute or two. ");
      printf( " Your orbit is very important to us! ");
      return( 0);
      }
   fprintf( lock_file, "We're in\n");
#ifndef _WIN32
   for( i = 0; environ[i]; i++)
      fprintf( lock_file, "%s\n", environ[i]);
#endif
   cgi_status = initialize_cgi_reading( );
   fprintf( lock_file, "CGI status %d\n", cgi_status);
   if( cgi_status <= 0)
      {
      printf( "  CGI data reading failed : error %d ", cgi_status);
      printf( "This isn't supposed to happen.\n");
      return( 0);
      }
   while( !get_cgi_data( field, buff, NULL, max_buff_size))
      {
      fprintf( lock_file, "Field '%s'\n", field);
      if( !strcmp( field, "TextArea") || !strcmp( field, "upfile"))
         {
         if( strlen( buff) > 70)
            {
            FILE *ofile = fopen( temp_obs_filename,
                               (bytes_written ? "ab" : "wb"));

            fprintf( lock_file, "File opened : %p\n", (void *)ofile);
            if( !ofile)
               {
               printf( " Couldn't open %s : %s \n", temp_obs_filename, strerror( errno));
               fprintf( lock_file, "Couldn't open %s: %s\n", temp_obs_filename, strerror( errno));
               return( -1);
               }
            bytes_written += fwrite( buff, 1, strlen( buff), ofile);
            fclose( ofile);
            }
         }
      if( !strcmp( field, "radius"))
         {
         const char *verbosity = strchr( buff, 'v');

         search_radius = atof( buff);
         if( verbosity)
            verbose = atoi( verbosity + 1) + 1;
         }
      if( !strcmp( field, "motion"))
         motion_cutoff = atof( buff);
      if( !strcmp( field, "low_speed"))
         low_speed_cutoff = atof( buff);
      if( !strcmp( field, "summary"))
         show_summary = 1;
      }
   fprintf( lock_file, "Fields read\n");
// printf( "Fields read\n");
   if( verbose)
      printf( "Searching to %f degrees;  %u bytes read from input\n",
                     search_radius, (unsigned)bytes_written);
   argv[argc++] = "sat_id";
   argv[argc++] = temp_obs_filename;
   argv[argc++] = "-t../../tles/tle_list.txt";
   snprintf_err( field, sizeof( field), "-r%.2f", search_radius);
   argv[argc++] = field;
   snprintf_err( buff, max_buff_size, "-y%f", motion_cutoff);
   argv[argc++] = buff;
   tptr = buff + strlen( buff) + 1;
   snprintf( tptr, 15, "-z%f", low_speed_cutoff);
   argv[argc++] = tptr;
   if( show_summary)
      argv[argc++] = "-u";
   argv[argc] = NULL;
   for( i = 0; argv[i]; i++)
      fprintf( lock_file, "arg %d: '%s'\n", (int)i, argv[i]);
   sat_id_main( argc, argv);
   fprintf( lock_file, "sat_id_main called\n");
   free( buff);
   printf( "On-line Sat_ID compiled " __DATE__ " " __TIME__ " UTC-5h\n");
   printf( "See "
               "https://www.github.com/Bill-Gray/sat_code for source code\n");
   printf( "

"); return( 0); }