You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
146 lines
4.2 KiB
146 lines
4.2 KiB
// variable to en-/disable debug
|
|
// set to 1 to enable debug log
|
|
var DEBUG;
|
|
|
|
// server url
|
|
//var serverUrl = "http://widgets.vvo-online.de/abfahrtsmonitor/";
|
|
var serverUrl = "http://goodcleanfun.de/cgi-bin/";
|
|
|
|
|
|
// xmlhttp object function
|
|
function getHTTPObject() {
|
|
|
|
// debug log
|
|
if (DEBUG === 1) {console.log("xml http object function");}
|
|
|
|
var xhr;
|
|
|
|
// check for availibility if xmlhttprequest object
|
|
if(window.XMLHttpRequest) {
|
|
xhr = new XMLHttpRequest();
|
|
} else if(window.ActiveXObject) {
|
|
xhr = new ActiveXObject("Msxml2.XMLHTTP");
|
|
}
|
|
|
|
return xhr;
|
|
|
|
}
|
|
|
|
|
|
// ajax call function
|
|
function ajaxCall(dataUrl, outputElement, callback, responseType) {
|
|
|
|
// debug log
|
|
if (DEBUG === 1) {console.log("ajax function");}
|
|
|
|
// get the xmlhttp object which is supported
|
|
var request = getHTTPObject();
|
|
|
|
outputElement.innerHTML = "Lade Daten ...";
|
|
|
|
request.onreadystatechange = function() {
|
|
|
|
if(request.readyState === 4 && request.status === 200) {
|
|
|
|
//save ajax response
|
|
if (responseType === "json") {
|
|
var response = JSON.parse(request.responseText);
|
|
} else if (responseType === "xml") {
|
|
var response = request.responseXML;
|
|
} else {
|
|
var response = request.responseText;
|
|
}
|
|
|
|
// check if callback is a function
|
|
if(typeof callback === "function") {
|
|
callback(response);
|
|
}
|
|
}
|
|
};
|
|
|
|
request.open("get", dataUrl, true);
|
|
request.send(null);
|
|
|
|
}
|
|
|
|
|
|
// wrap all in anonymous function to get out of global scope
|
|
(function() {
|
|
|
|
// debug log
|
|
if (DEBUG === 1) {console.log("anonymous function");}
|
|
|
|
// get the search form
|
|
var searchForm = document.getElementById("search-form");
|
|
|
|
// haltestelle object
|
|
var haltestelle = {
|
|
|
|
|
|
getInfo : function(event) {
|
|
|
|
// debug log
|
|
if (DEBUG === 1) {console.log("getInfo function");}
|
|
|
|
// prevent submit default behaviour
|
|
event.preventDefault();
|
|
|
|
// get output area
|
|
var target = document.getElementById("output");
|
|
var hstName = document.getElementById("q").value;
|
|
//var hstUrl = serverUrl + "Abfahrten.do?ort=dresden&hst=" + hstName;
|
|
var hstUrl = serverUrl + "abfahrtsmonitor.py?ort=dresden&hst=" + hstName;
|
|
|
|
ajaxCall(hstUrl, target, function(data) {
|
|
|
|
// debug log
|
|
if (DEBUG === 1) {console.log("received data: " + data);}
|
|
|
|
data = data.replace(/\],\[/gi, '#');
|
|
data = data.replace(/\(.+?\)/gi, '');
|
|
data = data.replace('ß', 'ss');
|
|
data = data.slice(3,-3).split("#");
|
|
|
|
// debug log
|
|
if (DEBUG === 1) {console.log("parsed data: " + data);}
|
|
|
|
var i;
|
|
var y;
|
|
var htmlOutput;
|
|
var dataLength = data.length;
|
|
|
|
// generate table header
|
|
htmlOutput = "<table>";
|
|
htmlOutput += "<tr>";
|
|
htmlOutput += "<th>Linie</th>";
|
|
htmlOutput += "<th>Richtung</th>";
|
|
htmlOutput += "<th>Abfahrt</th>";
|
|
htmlOutput += "</tr>";
|
|
|
|
// generate table entries
|
|
for (i = 0; i < dataLength; i++) {
|
|
htmlOutput += "<tr>";
|
|
var entry = data[i].split(",");
|
|
// debug log
|
|
if (DEBUG === 1) {console.log("part " + i + " of parsed data: " + entry);}
|
|
for (y = 0; y < 3; y++) {
|
|
// debug log
|
|
if (DEBUG === 1) {console.log("part " + y + ": " + entry[y]);}
|
|
htmlOutput += "<td>" + entry[y].slice(1,-1) + "</td>";
|
|
}
|
|
htmlOutput += "</tr>";
|
|
}
|
|
|
|
// close table
|
|
htmlOutput += "</table>";
|
|
|
|
// print table into web page
|
|
target.innerHTML = htmlOutput;
|
|
}, "text");
|
|
}
|
|
};
|
|
|
|
//event listeners
|
|
searchForm.addEventListener("submit", haltestelle.getInfo, false);
|
|
|
|
})(); // end of anonymous function
|