// ------------------------------------------------------------------------------------------------------------ // FUNCTIONS FOR THESSALONIKI WEATHER COMPONENT // // COPYRIGHT 2008 Apostolos Evangelopoulos // ------------------------------------------------------------------------------------------------------------ var firstUse=true; var timeoutVar; var url; var http = getXMLHTTPRequest(); // creates XMLHTTPRequest object function getXMLHTTPRequest() { try { req = new XMLHttpRequest(); } catch(e) { try { req=new ActiveXObject("Msxml2.XMLHTTP"); } catch(e) { try { req=new ActiveXObject("Microsoft.XMLHTTP"); } catch(e){ req=false; } } } return req } // main AJAX function function getRSS(){ if(firstUse){ url="bypass.php?feed="; } var feed="http://weather.yahooapis.com/forecastrss?p=GRXX0019&u=c"; myRand=parseInt(Math.random()*999999999999999); var modurl= url+escape(feed)+"&rand="+myRand; http.open("GET",modurl,true); http.onreadystatechange=function () { useHttpResponse(); } http.send(null); } function resolveCode(code){ switch(code){ case "0" : case "1" : case "2" :return "images/tornado.gif"; case "3" : case "4" : case "37": case "38": case "39": case "45": case "47":return "images/thunderstorms.gif"; case "5" : case "6" : case "7" : case "18":return "images/snow_sleet.gif"; case "8" : case "9" :return "images/drizzle.gif"; case "10": case "11": case "12": case "40":return "images/showers.gif"; case "13": case "14": case "15": case "16": case "41": case "42": case "43": case "46":return "images/snow.gif"; case "17": case "35":return "images/hail.gif"; case "19": case "20": case "21": case "22":return "images/fog.gif"; case "23": case "24":return "images/wind.gif"; case "25":return "images/cold.gif"; case "26": case "27": case "28":return "images/cloudy.gif"; case "29": case "30": case "44":return "images/partly_cloudy.gif"; case "31": case "33":return "images/clear.gif"; case "32": case "34":return "images/sunny.gif"; case "36":return "images/hot.gif"; case "3200":return "images/blank.gif"; } } function getGreekDay(day) { switch(day){ case "Sun":return "Κυριακή"; case "Mon":return "Δευτέρα"; case "Tue":return "Τρίτη"; case "Wed":return "Τετάρτη"; case "Thu":return "Πέμπτη"; case "Fri":return "Παρασκευή"; case "Sat":return "Σάββατο"; } } function translateDescription(description) { switch(description){ case "Tornado":return "Ανεμοστρόβιλος"; case "Tropical Storm":return "Τροπική Καταιγίδα"; case "Hurricane":return "Τυφώνας"; case "Severe Thunderstorms":return "Σφοδρή καταιγίδα"; case "Thunderstorms":return "Καταιγίδα"; case "Mixed Rain and Snow":return "Χιονόνερο"; case "Mixed Rain and Sleet":return "Βροχή & Χιονόνερο"; case "Mixed Snow and Sleet":return "Χιονόνερο"; case "Freezing Drizzle":return "Ψιλόβροχο"; case "Drizzle":return "Ψιλόβροχο"; case "Freezing Rain":return "Ψυχρή Βροχή"; case "Showers":return "Βροχή"; case "Showers Late":return "Βροχή"; case "Snow Flurries":return "Χιονοπτώσεις"; case "Light Snow Showers":return "Ασθενείς Χιονοπτώσεις"; case "Blowing Snow":return "Χιονοπτώσεις"; case "Snow":return "Χιονοπτώσεις"; case "Hail":return "Χαλαζόπτωση"; case "Sleet":return "Χιονόνερο"; case "Dust":return "Κονιορτός"; case "Fog Late":return "Ομίχλη"; case "AM Drizzle":return "Ψιλόβροχο"; case "Foggy":return "Ομίχλη"; case "Haze":return "Αχλύς"; case "Smoky":return "Καπνομίχλη"; case "Blustery":return "Θυελλώδεις Άνεμοι"; case "Windy":return "Ισχυροί Άνεμοι"; case "Cold":return "Παγωνιά"; case "Cloudy":return "Συννεφιά"; case "Mostly Cloudy":return "Συννεφιά"; case "Partly Cloudy":return "Μερική Νέφωση"; case "Clear":return "Ξαστεριά"; case "Sunny":return "Ηλιοφάνεια"; case "Mostly Clear":return "Ξαστεριά"; case "Mixed Rain and Hail":return "Βροχή & Χαλάζη"; case "Hot":return "Καύσωνας"; case "Isolated Thunderstorms":return "Καταιγίδες"; case "Scattered Thunderstorms":return "Καταιγίδες "; case "Scattered Showers":return "Βροχές"; case "Heavy Snow":return "Ισχυρές Χιονοπτώσεις"; case "Scattered Snow Showers":return "Χιονοπτώσεις"; case "Heavy Snow":return "Ισχυρές Χιονοπτώσεις"; case "Thundershowers":return "Καταιγίδες"; case "Snow Showers":return "Χιονοπτώσεις"; case "Isolated Thundershowers":return "Τοπικές Βροχοπτώσεις"; case "Mostly Sunny":return "Ηλιοφάνεια"; case "Rain":return "Βροχοπτώσεις"; case "Light Rain Late":return "Ασθενείς Βροχοπτώσεις"; case "Not Available":return "Μη Διαθέσιμη Πρόβλεψη"; case "Mostly Cloudy/Wind": return "Συννεφιά & Αέρας"; case "Partly Cloudy/Wind": return "Μερική Νέφωση & Αέρας"; case "Light Rain/Wind": return "Ασθενείς Βροχοπτώσεις & Αέρας"; case "Light Rain": return "Ψιλόβροχο"; case "Light Rain/Fog":return "Ψιλόβροχο-Ομίχλη"; case "PM Light Rain":return "Ψιλόβροχο"; case "PM Rain":return "Βροχή"; case "Showers Early":return "Βροχή"; case "Thundershowers Early":return "Καταιγίδα"; case "PM Thundershowers":return "Καταιγίδα"; case "AM Showers":return "Βροχές"; case "AM Fog/PM Sun":return "Πρωινή Ομίχλη/Αίθριος"; case "Heavy Rain":return "Ισχυρές Βροχοπτώσεις"; case "AM Rain":return "Βροχή"; case "AM Clouds/PM Sun":return "Νεφώσεις ΠΜ / Ήλιος ΜΜ"; case "Light Rain Early":return "Ασθενής Βροχόπτωση"; case "AM Fog/PM Clouds":return "ΠΜ Ομίχλη/ΜΜ Νεφώσεις"; case "Rain/Thunder":return "Καταιγίδα"; case "Rain/Wind":return "Βροχή & αέρας"; case "Rain Early":return "Βροχή"; } } function useHttpResponse(){ if (http.readyState==4) { if(http.status==200) { // name of city (first step) var title =http.responseXML.getElementsByTagName("title"); var forecasts=http.responseXML.getElementsByTagName("yweather:forecast"); var wcurTemp=http.responseXML.getElementsByTagName("yweather:condition"); // name of city (second step) var titleOfCity=title[0].childNodes[0].nodeValue; // extract name of city var splitTitle=titleOfCity.split("!"); // Current day var day1=forecasts[0].getAttribute("day"); // greek name of current day day1=getGreekDay(day1); // The day after var day2=forecasts[1].getAttribute("day"); // greek name of the day after day2=getGreekDay(day2); // low temp of today var low1=forecasts[0].getAttribute("low"); // low temp of the day after var low2=forecasts[1].getAttribute("low"); // high temp of today var high1=forecasts[0].getAttribute("high"); // high temp of the day after var high2=forecasts[1].getAttribute("high"); // code for today forecast var text1=forecasts[0].getAttribute("code"); // code for tomorrow forecast var text2=forecasts[1].getAttribute("code"); // english forecast description for today var description1=forecasts[0].getAttribute("text"); // english forecast description for tomorrow var description2=forecasts[1].getAttribute("text"); // greek translation for today forecast description description1=translateDescription(description1); // greek translation for tomorrow forecast description description2=translateDescription(description2); // create text node for name of city titleNode=document.createTextNode(splitTitle[1]); // create text node for name of current day day1Node=document.createTextNode(day1); // create text node for name of the day after day2Node=document.createTextNode(day2); // create text node for low temp of current day low1Node=document.createTextNode(low1); // create text node for low temp of the day after low2Node=document.createTextNode(low2); // create text node for high temp of current day high1Node=document.createTextNode(high1); // create text node for high temp of the day after high2Node=document.createTextNode(high2); // create text node for forecast description of current day description1Node=document.createTextNode(description1); // create text node for forecast description of the day after description2Node=document.createTextNode(description2); // create node for image 1 image1Node=document.createElement("img"); // create node for image 2 image2Node=document.createElement("img"); // fill src attribute for today image image1Node.setAttribute("src", resolveCode(text1)); // fill src attribute for tomorrow image image2Node.setAttribute("src", resolveCode(text2)); // set width and height of images image1Node.setAttribute("width","37"); image1Node.setAttribute("height","30"); image2Node.setAttribute("width","37"); image2Node.setAttribute("height","30"); // remove all existing nodes before continuing.. if(document.getElementById("firstDay1").hasChildNodes()) { document.getElementById("city1").removeChild(document.getElementById("city1").firstChild); document.getElementById("firstDay1").removeChild(document.getElementById("firstDay1").firstChild); document.getElementById("secondDay1").removeChild(document.getElementById("secondDay1").firstChild); document.getElementById("firstLow1").removeChild(document.getElementById("firstLow1").firstChild); document.getElementById("firstHigh1").removeChild(document.getElementById("firstHigh1").firstChild); document.getElementById("secondLow1").removeChild(document.getElementById("secondLow1").firstChild); document.getElementById("secondHigh1").removeChild(document.getElementById("secondHigh1").firstChild); document.getElementById("firstIcon1").removeChild(document.getElementById("firstIcon1").firstChild); document.getElementById("secondIcon1").removeChild(document.getElementById("secondIcon1").firstChild); document.getElementById("firstDescription1").removeChild(document.getElementById("firstDescription1").firstChild); document.getElementById("secondDescription1").removeChild(document.getElementById("secondDescription1").firstChild); } // append today date document.getElementById("firstDay1").appendChild(day1Node); // append tomorrow date document.getElementById("secondDay1").appendChild(day2Node); // create celsius symbol sup=document.createElement("sup"); sup1=document.createTextNode("o"); sup.appendChild(sup1); celsius=document.createTextNode("C"); // append celsius symbol document.getElementById("firstLow1").appendChild(low1Node); document.getElementById("firstLow1").appendChild(sup); document.getElementById("firstLow1").appendChild(celsius); // create celsius symbol sup=document.createElement("sup"); sup1=document.createTextNode("o"); sup.appendChild(sup1); celsius=document.createTextNode("C"); // append celsius symbol document.getElementById("firstHigh1").appendChild(high1Node); document.getElementById("firstHigh1").appendChild(sup); document.getElementById("firstHigh1").appendChild(celsius); // create celsius symbol sup=document.createElement("sup"); sup1=document.createTextNode("o"); sup.appendChild(sup1); celsius=document.createTextNode("C"); // append celsius symbol document.getElementById("secondLow1").appendChild(low2Node); document.getElementById("secondLow1").appendChild(sup); document.getElementById("secondLow1").appendChild(celsius); // create celsius symbol sup=document.createElement("sup"); sup1=document.createTextNode("o"); sup.appendChild(sup1); celsius=document.createTextNode("C"); // append celsius symbol document.getElementById("secondHigh1").appendChild(high2Node); document.getElementById("secondHigh1").appendChild(sup); document.getElementById("secondHigh1").appendChild(celsius); // append today image document.getElementById("firstIcon1").appendChild(image1Node); // append tomorrow image document.getElementById("secondIcon1").appendChild(image2Node); // append today description document.getElementById("firstDescription1").appendChild(description1Node); // append tomorrow description document.getElementById("secondDescription1").appendChild(description2Node); } } }