39 lines
1.0 KiB
JavaScript
Executable File
39 lines
1.0 KiB
JavaScript
Executable File
// From: https://developer.mozilla.org/de/docs/AJAX/Einf%C3%BChrung
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var ajax = function(target, callback) {
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var http_request = false;
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if (window.XMLHttpRequest) { // Mozilla, Safari,...
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http_request = new XMLHttpRequest();
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if (http_request.overrideMimeType) {
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http_request.overrideMimeType('text/xml');
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}
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} else if (window.ActiveXObject) { // IE
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try {
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http_request = new ActiveXObject("Msxml2.XMLHTTP");
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} catch (e) {
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try {
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http_request = new ActiveXObject("Microsoft.XMLHTTP");
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} catch (e) {}
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}
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}
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if (!http_request) {
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alert('Ende :( Kann keine XMLHTTP-Instanz erzeugen');
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return false;
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}
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http_request.onreadystatechange = gotResponse;
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http_request.open('GET', target, true);
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http_request.send(null);
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function gotResponse() {
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if (http_request.readyState == 4) {
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if (http_request.status == 200) {
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if(callback != null) callback(http_request.responseText);
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} else {
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alert('Bei dem Request ist ein Problem aufgetreten.');
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}
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}
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}
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} |