public function getWindRoseReport($GET)
 {
     $infoType = $GET['infoTypeRadio'];
     $periodType = $GET['periodTypeRadio'];
     $fromDateStr = $GET['fromDate'];
     $toDateStr = $GET['toDate'];
     $timeBase = $GET['timeBase'];
     $timeBaseQuick = $GET['timeBaseQuick'];
     $quickReportType = $GET['quickReportType'];
     if ($quickReportType != "null") {
         $timeBase = $timeBaseQuick;
     }
     $timeBaseFromGet = $timeBase;
     $folSeqArray = array();
     //holds all folderseqs
     foreach ($GET as $key => $value) {
         if (strpos($key, "channelNos_") !== false) {
             $folSeq = (double) substr($key, 11);
             array_push($folSeqArray, $folSeq);
         }
     }
     if (count($folSeqArray) == 0) {
         return null;
     }
     $folSeq = $folSeqArray[0];
     //calculating from to dates from provided $_GET
     $fromToDates = DateUtils::getDatesArrayForStationReports($quickReportType, $fromDateStr, $toDateStr);
     // $dateSlices = DateUtils::getDateSlicesByInterval($fromDate,$toDate,$timeBase);
     $WSChannelNo = 0;
     $WDChannelNo = 0;
     $CCDS = ChannelConfigurationDataStore::getInstance();
     $ChannelsInfo = $CCDS->FindByFolder($folSeq);
     foreach ($ChannelsInfo as $channel) {
         if ($channel->getChannelName() == "Wind Speed") {
             $WSChannelNo = $channel->getChannelNumber();
         } else {
             if ($channel->getChannelName() == "Wind Direction") {
                 $WDChannelNo = $channel->getChannelNumber();
             }
         }
     }
     $fromDate = new DateTime($fromToDates['fromDate']);
     $toDate = new DateTime($fromToDates['toDate']);
     $toDate->setTime(23, 59, 59);
     $fromDate = $fromDate->format("Y/m/d  H:i:s");
     $toDate = $toDate->format("Y/m/d  H:i:s");
     $WQDS = WQDDataDataStore::getInstance();
     if (strpos($timeBase, 'hours') !== false) {
         $timeBase = "1hour";
     }
     $WSArrayDB = $WQDS->getChannel($fromDate, $toDate, $folSeq, $WSChannelNo, $timeBase);
     $WDArrayDB = $WQDS->getChannel($fromDate, $toDate, $folSeq, $WDChannelNo, $timeBase);
     if ($WSArrayDB == null || $WDArrayDB == null) {
         return null;
     }
     $WS = array();
     $WD = array();
     $i = 0;
     $WSDateInterval = $WSArrayDB[0][0];
     foreach ($WSArrayDB as $ws) {
         if (strtotime($ws[0]) == strtotime($WSDateInterval)) {
             $WS[$i++] = floatval($ws[1]);
             $WSDateInterval = DateUtils::getIncrementedDateStr($WSDateInterval, $timeBaseFromGet);
         }
     }
     $i = 0;
     $WDDateInterval = $WDArrayDB[0][0];
     foreach ($WDArrayDB as $wd) {
         if (strtotime($wd[0]) == strtotime($WDDateInterval)) {
             $WD[$i++] = floatval($wd[1]);
             $WDDateInterval = DateUtils::getIncrementedDateStr($WDDateInterval, $timeBaseFromGet);
         }
     }
     $direction_array["N"][] = null;
     $direction_array["NNE"][] = null;
     $direction_array["NE"][] = null;
     $direction_array["ENE"][] = null;
     $direction_array["E"][] = null;
     $direction_array["ESE"][] = null;
     $direction_array["SE"][] = null;
     $direction_array["SSE"][] = null;
     $direction_array["S"][] = null;
     $direction_array["SSW"][] = null;
     $direction_array["SW"][] = null;
     $direction_array["WSW"][] = null;
     $direction_array["W"][] = null;
     $direction_array["WNW"][] = null;
     $direction_array["NW"][] = null;
     $direction_array["NNW"][] = null;
     for ($ii = 0; $ii < count($WD); $ii++) {
         switch ($WD[$ii]) {
             case $WD[$ii] >= 348.75 or $WD[$ii] < 11.25:
                 $direction_array["N"][] = $WS[$ii];
                 break;
             case $WD[$ii] >= 11.25 and $WD[$ii] < 33.75:
                 $direction_array["NNE"][] = $WS[$ii];
                 break;
             case $WD[$ii] >= 33.75 and $WD[$ii] < 56.25:
                 $direction_array["NE"][] = $WS[$ii];
                 break;
             case $WD[$ii] >= 56.25 and $WD[$ii] < 78.75:
                 $direction_array["ENE"][] = $WS[$ii];
                 break;
             case $WD[$ii] >= 78.75 and $WD[$ii] < 101.25:
                 $direction_array["E"][] = $WS[$ii];
                 break;
             case $WD[$ii] >= 101.25 and $WD[$ii] < 123.75:
                 $direction_array["ESE"][] = $WS[$ii];
                 break;
             case $WD[$ii] >= 123.75 and $WD[$ii] < 146.25:
                 $direction_array["SE"][] = $WS[$ii];
                 break;
             case $WD[$ii] >= 146.25 and $WD[$ii] < 168.75:
                 $direction_array["SSE"][] = $WS[$ii];
                 break;
             case $WD[$ii] >= 168.75 and $WD[$ii] < 191.25:
                 $direction_array["S"][] = $WS[$ii];
                 break;
             case $WD[$ii] >= 191.25 and $WD[$ii] < 213.75:
                 $direction_array["SSW"][] = $WS[$ii];
                 break;
             case $WD[$ii] >= 213.75 and $WD[$ii] < 236.25:
                 $direction_array["SW"][] = $WS[$ii];
                 break;
             case $WD[$ii] >= 236.25 and $WD[$ii] < 258.75:
                 $direction_array["WSW"][] = $WS[$ii];
                 break;
             case $WD[$ii] >= 258.75 and $WD[$ii] < 281.25:
                 $direction_array["W"][] = $WS[$ii];
                 break;
             case $WD[$ii] >= 281.25 and $WD[$ii] < 303.75:
                 $direction_array["WNW"][] = $WS[$ii];
                 break;
             case $WD[$ii] >= 303.75 and $WD[$ii] < 326.25:
                 $direction_array["NW"][] = $WS[$ii];
                 break;
             case $WD[$ii] >= 326.25 and $WD[$ii] < 348.75:
                 $direction_array["NNW"][] = $WS[$ii];
                 break;
         }
     }
     $direction_keys = array_keys($direction_array);
     $max_wind = round(max($WS), 0);
     $num_data = count($WS);
     $wind_range_max = $max_wind < 20 ? 25 : $max_wind;
     $data_range_array = array(1, 5, 10, 15, 20, $wind_range_max);
     foreach ($direction_keys as $direction) {
         for ($ii = 0; $ii <= 5; $ii++) {
             $count_data[$ii] = 0;
         }
         $raw_data = $direction_array[$direction];
         foreach ($raw_data as $temp_speed) {
             if ($temp_speed >= 0 and $temp_speed < $data_range_array[0]) {
                 $count_data[0]++;
             } elseif ($temp_speed >= $data_range_array[0] and $temp_speed < $data_range_array[1]) {
                 $count_data[1]++;
             } elseif ($temp_speed >= $data_range_array[1] and $temp_speed < $data_range_array[2]) {
                 $count_data[2]++;
             } elseif ($temp_speed >= $data_range_array[2] and $temp_speed < $data_range_array[3]) {
                 $count_data[3]++;
             } elseif ($temp_speed >= $data_range_array[3] and $temp_speed < $data_range_array[4]) {
                 $count_data[4]++;
             } elseif ($temp_speed >= $data_range_array[4]) {
                 $count_data[5]++;
             }
         }
         for ($ii = 0; $ii <= 5; $ii++) {
             $plot_data[$direction][$ii] = 0;
         }
         for ($ii = 0; $ii <= 5; $ii++) {
             $plot_data[$direction][$ii] = round($count_data[$ii] / $num_data * 100, 2);
         }
     }
     return $plot_data;
 }