<?php
/*
Airnow Web Page Scraper
Language: PHP
Author: Tom Igoe modified by Michael Luck Schneider
*/
//Define variables:
//url of the page with the temperature for Brooklyn
$url = 'http://www.nytimes.com/gst/weather.html?detail=155660';
$readTemp = 0; //flag telling tou the next line is the temp
$temp = -1; //the particle value
//open the file at the URL for reading
$filePath = fopen ($url, "r");
//while you have not reached the end of the file
while (!feof($filePath)){
//read one line at a time and strip HTML and PHP
$line = fgetss($filePath, 4096);
//echo "line read";
//if the previous line was the current conditions
//$readTemp should equal 1 and you gotta grab the temp
//save in $temp
if ($readTemp == 1) {
$temp = strtok($line, "&");
echo "Temperature<$temp>";
$readTemp = 0;
}
//if the current line cuntains substring "Current Conditions""
//the following line is the temperature set marker variable
if (preg_match('/Current Conditions/', $line )) {
//echo "<current tecmp found>";
if ($temp == -1){
$readTemp = 1;
}
}
}
//close the file at the URL when you are done
fclose($filePath);
?>
