usage("UUID ZIPFILE");
  }
  db_must_be_within_tree();
  rid = name_to_rid(g.argv[2]);
  zip_of_baseline(rid, &zip);
  blob_write_to_file(&zip, g.argv[3]);
}

/*
** WEBPAGE: zip
**
** Generate a ZIP archive for the baseline specified by g.zExtra
** and return that ZIP archive as the HTTP reply content.
*/
void baseline_zip_page(void){
  int rid;
  char *zName;
  int i;
  Blob zip;

  login_check_credentials();
  if( !g.okRead || !g.okHistory ){ login_needed(); return; }
  zName = mprintf("%s", g.zExtra);
  i = strlen(zName);
  for(i=strlen(zName)-1; i>5; i--){
    if( zName[i]=='.' ){
      zName[i] = 0;
      break;
    }
  }
  rid = name_to_rid(zName);
  if( rid==0 ){
    @ Not found
    return;
  }
  zip_of_baseline(rid, &zip);
  cgi_set_content(&zip);
  cgi_set_content_type("application/zip");
  cgi_reply();
}