<?php
/*------------------------------------------------
// import data from a file and put into an array based on delimiter "|"
//
// You call this file in your HTML pages by placing this at the very top of your page:
// <? php
//    require_once 'getraw.php';
//    $wxdata = get_raw("wx30.html");
//  ?>
//
// "wx30.html" is the raw custom tags delimited by pipes and uploaded by Weather Display
// from wxlocal30.html file.
//
// Ours is at: http://www.carterlake.org/wx30.html
//
// Just by adding the above bit of PHP code to any PHP aware document, you can then insert
// hundreds of custom tags anywhere you want in HTML with:
// <? echo $wxdata[X]; ?>  where X is a number from 0 to n of the custom tags
//
// So on CarterLake.org, <? echo $wxdata[0]; ?> will output "09/26/05", today's date.
//------------------------------------------------*/

function get_raw( $rawfile ) {
        $rawdata = implode('', file($rawfile));
        $rawdata = explode('|', $rawdata);
        return $rawdata;
}

//------------------------------------------------
// Float is used to strip text off of numbers.
// Very useful for taking "76.2°F" and making it "76.2"
//------------------------------------------------

function float($str) {
  if(strstr($str, ",")) {
   $str = str_replace(".", "", $str); // replace dots (thousand seps) with blancs
   $str = str_replace(",", ".", $str); // replace ',' with '.'
  }
  
  if(preg_match("#([0-9\.]+)#", $str, $match)) { // search for number that may contain '.'
   return floatval($match[0]);
  } else {
   return floatval($str); // take some last chances with floatval
  }
}

?>