Networks & Transactions 1 | Assignments / Assignment2David

<?php

// Get the weather functions
require 'weather_fns.php';

?>

<html>

<head>

<title>Six Degrees</title>

<style type="text/css" title="text/css">

</style>

</head>

<body>

<div align="center">

<table width="100%" height="100%">
<tr align="center" valign="middle">
<td>

<table cellpadding="0" cellspacing="0" border="0" width="800">
<tr>
   <td>

<form method="GET" action="<?php echo $_SERVER['PHP_SELF']; ?>">
Enter your zip: <input type="text" name="zip" size="5" value="<?php echo $_REQUEST['zip']; ?>" maxlength="5"/>
<input type="submit" name="go" value="Go" />
</form>
<br />
   </td>
   <td>
<?php

$rand = rand(1, 10000000);
if ($_REQUEST['zip']) {
?>
<form method="GET" action="<?php echo $_SERVER['PHP_SELF']; ?>">
<input type="hidden" name="zip" value="<?php echo $_REQUEST['zip']; ?>"/>
<input type="hidden" name="rand" value="<?php echo $rand; ?>"/>
<input type="submit" name="refresh" value="Refresh" />
</form>
<?php } ?>
   </td>

</tr>

<tr>
   <td valign="top" height="300">
<?php

if ($_REQUEST['zip']) {
$zip = $_REQUEST['zip'];

// echo "<div id='city'>";
display_weather($zip);
echo "\n</td>\n\n";

// echo "<div id='city'>";
echo "\n<td valign=\"top\" height=\"300\">\n\n";
display_weather(false);

}

?>
   </td>
</tr>
<tr>
   <td colspan="2" height="50">
   </td>
</tr>
</table>

</td>
</tr>
</table>

</div>

</body>
</html>

<?php

// Get the cities list
require 'cities.php';

function display_weather ($zip)
{

global $cities, $countryCodes;

if ($zip) {
$weather = get_yahooweather($zip);
} else {
// Loop until finding weather for a random city
while (empty($city)) {
// Get a random city
$randomcity = rand(0,count($cities));
// Check the weather for that city
$weather = get_yahooweather($cities[$randomcity]);
$city = $weather['city'];
}
}

$city = $weather['city'];
$region = trim($weather['region']);
$country = $weather['country'];
$temperature = $weather['temperature'];
$condition = $weather['condition'];
$date = $weather['date'];

// Check to make sure the city value is returned
if (empty($city)) {
echo "Sorry, we couldn't find the weather for your zip code. Please try again.";
return false;
}

// Set the image search query
if (!empty($region) && $region!="") {
$citysearch = $city." ".$region;
} else {
$citysearch = $city." ".$countryCodes["$country"];
}

echo "\n\n\n\n";

// Get the image from Yahoo image search
$imageinfo = get_yahooimage(rawurlencode($citysearch));
$height = $imageinfo['height'];
$url = $imageinfo['url'];

// Set the color for this temp range
if ($temperature >= 0 && $temperature < 5) { $tempcolor = "0000FF"; }
if ($temperature >= 5 && $temperature < 10) { $tempcolor = "004AFF"; }
if ($temperature >= 10 && $temperature < 15) { $tempcolor = "0073FF"; }
if ($temperature >= 15 && $temperature < 20) { $tempcolor = "00A3FF"; }
if ($temperature >= 20 && $temperature < 25) { $tempcolor = "00CCFF"; }
if ($temperature >= 25 && $temperature < 30) { $tempcolor = "00E6FF"; }
if ($temperature >= 30 && $temperature < 35) { $tempcolor = "00FFFF"; }
if ($temperature >= 35 && $temperature < 40) { $tempcolor = "00FFB3"; }
if ($temperature >= 40 && $temperature < 45) { $tempcolor = "7FFF00"; }
if ($temperature >= 45 && $temperature < 50) { $tempcolor = "CEFF00"; }
if ($temperature >= 50 && $temperature < 55) { $tempcolor = "FFFF00"; }
if ($temperature >= 55 && $temperature < 60) { $tempcolor = "FFE600"; }
if ($temperature >= 60 && $temperature < 65) { $tempcolor = "FFCC00"; }
if ($temperature >= 65 && $temperature < 70) { $tempcolor = "FFAE00"; }
if ($temperature >= 70 && $temperature < 75) { $tempcolor = "FF9900"; }
if ($temperature >= 75 && $temperature < 80) { $tempcolor = "FF7F00"; }
if ($temperature >= 80 && $temperature < 85) { $tempcolor = "FF4F00"; }
if ($temperature >= 85 && $temperature < 90) { $tempcolor = "FF0000"; }
if ($temperature >= 90 && $temperature < 95) { $tempcolor = "FF4545"; }
if ($temperature >= 95 && $temperature < 100) { $tempcolor = "FF6868"; }
if ($temperature >= 100 && $temperature < 105) { $tempcolor = "FF8787"; }
if ($temperature >= 105 && $temperature < 110) { $tempcolor = "FF9E9E"; }

echo "\t<div style='background: #".$tempcolor." url(".$url.") top left no-repeat; width:400; height:300; cursor:hand;' onClick=\"window.open('".$url."','image')\">\n";
echo "\n\t<div id='imgtype' style='background-color: #".$tempcolor."'>".$city;
if (!empty($region) && $region!="") { echo ", ".$region; }
if (!empty($country)) { echo ", ".$countryCodes["$country"]; }
echo "</div>\n";
echo "\t<div id='clearboth'>\n";
echo "\t<br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br />\n";
echo "\t<div id='condition' style='background-color: #".$tempcolor."'>Currently ".$temperature."°</div>\n";
echo "\t<div id='clearboth'>\n";
echo "\t<div id='condition' style='background-color: #".$tempcolor."'>and ".$condition."</div>\n";
echo "\t</div>\n";
echo "\t<br />";

//display_image ($city,$country);

}

function display_image ($city, $country)
{
$imageinfo = get_yahooimage(rawurlencode($city));

$src = $imageinfo['url'];
$height = $imageinfo['height'];
$width = $imageinfo['width'];

echo "<div style='z-index:1;'><img src='$src' width='400' border='0'/></div>";

}

function get_yahooimage ($query)
{

// ----- LOAD THE XML (RSS) FEED

// First just load the file as straight data. We need to alter it before we can begin.
$xmlContents = file_get_contents("http://api.search.yahoo.com/ImageSearchService/V1/imageSearch?appid=6degrees&query=$query&results=10");

echo "\n\n\n\n";

// Now load the string into SimpleXML
$xml = simplexml_load_string($xmlContents);

// ----- LOOP THROUGH RESULTS TO FIND AN IMAGE

foreach ($xml->Result as $result) {
$url = $result->Url;
$height = $result->Height;
$width = $result->Width;
$fileSize = $result->FileSize;
settype($fileSize,'int');

// Make sure you have an link that works,
// and return it when you find one
if (fopen($url,'r')) {
return array ('url'=>$url, 'width'=>$width, 'height'=>$height);
}
}

}

function get_yahooweather ($citycode)
{

// ----- LOAD THE XML (RSS) FEED

// First just load the file as straight data. We need to alter it before we can begin.
$xmlContents = file_get_contents("http://xml.weather.yahoo.com/forecastrss?p=$citycode");
$xmlContents = str_replace("yweather:", "", $xmlContents);
$xmlContents = str_replace("geo:", "", $xmlContents);

// Now load the string into SimpleXML
$xml = simplexml_load_string($xmlContents);

// ----- FOR CONVENIENCE, LOAD DATA WE CARE ABOUT INTO VARIABLES

// <channel> node contains some of the info
$channel = $xml->channel;

// Location name: only the attributes are meaningful
$location = $channel->location;
$city = $location["city"]; // e.g. "New Haven"
$region = $location["region"]; // e.g. "CT"
$country = $location["country"]; // e.g. "US"

// Units info: only the attributes are meaningful
$units = $channel->units;
$tempUnits = $units["temperature"]; // e.g. "F"

// <item> node is within the <channel> node, contains additional info
$item = $channel->item;

// Condition data: only the attributes are meaningful
$condition = $item->condition;
$conditionText = $condition["text"]; // e.g. "Mostly Cloudy" (corresponds to code below)
$conditionCode = $condition["code"]; // e.g. "26" (47 possibilities)
$temp = $condition["temp"]; // e.g. 57
$date = $condition["date"]; // e.g. Tue, 29 Nov 2005 3:56 pm PST

// Make an array of the basic elements we need
$simpleWeather = array('city'=>$city,'region'=>$region,'country'=>$country,'temperature'=>$temp,'condition'=>$conditionText,'date'=>$date);
return $simpleWeather;

/*
// <forecast> nodes are within the item nodes, one per forecasted day.
// So this will be an array.
$forecasts = $item->forecast;

$distanceUnits = $units["distance"]; // e.g. "mi"
$pressureUnits = $units["pressure"]; // e.g. "in"
$speedUnits = $units["speed"]; // e.g. "mph"

// Wind data: only the attributes are meaningful
$wind = $channel->wind;
$windChill = $wind["chill"]; // e.g. "57"
$windDir = $wind["direction"]; // e.g. "350"
$windSpeed = $wind["speed"]; // e.g. "7"

// Atmosphere data: only the attributes are meaningful
$atmosphere = $channel->atmosphere;
$humidity = $atmosphere["humidity"]; // e.g. "93";
$visibility = $atmosphere["visibility"]; // e.g. "1609";
$pressure = $atmosphere["pressure"]; // e.g. "30.12";
$rising = $atmosphere["rising"]; // e.g. "0";

// Astronomy data: only the attributes are meaningful
$astronomy = $channel->astronomy;
$sunrise = $astronomy["sunrise"]; // e.g. "7:02 am";
$sunset = $astronomy["sunset"]; // e.g. "4:51 pm";

$lat = $item->lat; // Latitude, e.g. "37.39"
$long = $item->long; // Longitude, e.g. "122.03"
*/

}

?>

<?php

$cities = array(

// Format:
// "yahoo city code", // City, Country (or State)

/* "NIXX0013", // Maiduguri, Nigeria
"IZXX0008", // Baghdad, Iraq
"AFXX0003", // Kabul, Afghanistan
"PKXX0006", // Pakistan
"HAXX0004", // Port-au-Prince, Haiti
"PKXX0011", // Pakistan
"SOXX0002", // Somalia
"KNXX0006", // Pyongyang, North Korea
"USDC0001" // Washington, DC
*/
// New York Times, International Section
// Sunday, March 19, 2006, 19:16 EST
"IZXX0008", // Baghdad, Iraq
"USDC0001", // Washington, DC
"BOXX0005", // MINSK, Belarus
"FRXX0076", // Paris, France
"CHXX0255", // DONGXIANG, China
"SPXX0050", // MADRID, Spain
"YIXX0005", // BELGRADE, Serbia (yahoo calls it Yugoslavia)
"ISXX0010", // JERUSALEM, Israel
"IRXX0018", // TEHRAN, Iran
"NLXX0016", // THE HAGUE, the Netherlands
"USLA0079", // CHALMETTE, Louisiana
"IZXX0008", // Baghdad, Iraq
"AFXX0003", // GHAZNI, Afghanistan (Kabul was the closest city on Yahoo)
"USAS0001", // PAGO PAGO, American Samoa
"MXJO0693", // JUCHITAN, Mexico
"AEXX0004", //DUBAI, United Arab Emirates

// BBC News, Home Page
// Sunday, March 19, 2006, 20:16 EST
"BOXX0005", // MINSK, Belarus
"ASXX0060", //Queensland at Innisfail, Australia
"FRXX0076", // Paris, France
"WEXX0005", // Ramallah, Palestinian Authority
"INXX0188" //Guwahati, India
);

$countryCodes = array(
"NI"=>"Nigeria",
"HA"=>"Haiti",
"KN"=>"North Korea",
"IZ"=>"Iraq",
"AF"=>"Afghanistan",
"PK"=>"Pakistan",
"US"=>"United States",
"SO"=>"Somalia",
"FR"=>"France",
"CH"=>"China",
"SP"=>"Spain",
"YI"=>"Serbia",
"IS"=>"Israel",
"IR"=>"Iran",
"NL"=>"the Netherlands",
"MX"=>"Mexico",
"AS"=>"Australia",
"WE"=>"Palestinian Authority",
"IN"=>"India",
"BO"=>"Belarus"
);

?>