// // $Id: xmlhttp.js,v 1.2 2008/05/16 05:48:06 frank Exp $ // // Copyright 2006-2007 Tribue (Frank M. Kromann) // Use of this file is only permitted with the authors consent. // TODO: Make assync and implement global function XMLHttp() { this.status = false; this.xmlhttp = false; this.URL = null; if (window.XMLHttpRequest) { // code for Mozilla, etc. this.xmlhttp = new XMLHttpRequest() } else if (window.ActiveXObject) { // code for IE this.xmlhttp = new ActiveXObject("Microsoft.XMLHTTP") } this.Response = function() { var xmldoc = this.xmlhttp.responseXML; if (xmldoc) { var scr = xmldoc.getElementsByTagName('script'); for (var i = 0; i < scr.length; i++) { if (scr[i].firstChild) { eval(scr[i].firstChild.data); } } } var tmp = this.xmlhttp.responseText.replace(/<\?xml.*?\/?>/gim, ""); tmp = tmp.replace(/(.*)<\/body>/gim, "\1"); return tmp.replace(//gim, ""); } this.ProcessStatus = function() { switch (this.xmlhttp.status) { case 200 : // if "OK" return this.Response(); break; case 404 : return "

HTTP: 404 File not found

" + this.URL + "

"; break; default : alert('GetContent Status: ' + this.xmlhttp.status + ' is not supported at this time.'); break; } } this.GetContent = function(URL) { this.URL = URL; if (this.xmlhttp) { this.xmlhttp.open("GET", URL, false); this.xmlhttp.send(""); } if (this.xmlhttp.readyState == 4) { return this.ProcessStatus(); } return this.status; } this.PostContent = function(URL, form_id) { this.URL = URL; if (this.xmlhttp) { var form_obj = document.getElementById(form_id + "_form"); if (form_obj){ var content = '', r = []; for(var i = 0; i < form_obj.length; i++) { switch (form_obj.elements[i].type) { case 'undefined' : break; case 'radio' : if (form_obj.elements[i].checked) { r[r.length] = encodeURIComponent(form_obj.elements[i].name) + "=" + encodeURIComponent(form_obj.elements[i].value); } break; case 'select-one' : var index = form_obj.elements[i].selectedIndex; r[r.length] = encodeURIComponent(form_obj.elements[i].name) + "=" + encodeURIComponent(form_obj.elements[i].options[index].value); break; case 'select-multiple' : var val = 0; for (var o = 0; o < form_obj.elements[i].length; o++) { if (form_obj.elements[i].options[o].selected) { val += form_obj.elements[i].options[o].value; } } r[r.length] = encodeURIComponent(form_obj.elements[i].name) + "=" + encodeURIComponent(val); break; case 'checkbox' : if (form_obj.elements[i].checked) { r[r.length] = encodeURIComponent(form_obj.elements[i].name) + "=" + encodeURIComponent(form_obj.elements[i].value); } else { r[r.length] = encodeURIComponent(form_obj.elements[i].name) + "=" + encodeURIComponent(0); } break; default : r[r.length] = encodeURIComponent(form_obj.elements[i].name) + "=" + encodeURIComponent(form_obj.elements[i].value); break; } } content = r.join('&'); this.xmlhttp.open("POST", URL, false); this.xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded'); this.xmlhttp.setRequestHeader('encoding', 'UTF8'); this.xmlhttp.send(content); } else { alert('Object: ' + form_id + ' not found!'); } } if (this.xmlhttp.readyState == 4) { return this.ProcessStatus(); } return this.status; } this.GetJSON = function(URL) { this.URL = URL; if (this.xmlhttp) { this.xmlhttp.open("GET", URL, false); this.xmlhttp.send(""); } if (this.xmlhttp.readyState == 4) { return this.xmlhttp.responseText; } return this.status; } } function SetFocus(form, field) { var form_obj = document.getElementById(form); if (form_obj && form_obj.length) { for (var i = 0; i < form_obj.length; i++) { if (form_obj.elements[i].name == field) { var field_obj = form_obj.elements[i]; if (field_obj.select) { // IE 7 requires his call twice to work !!! field_obj.select(); field_obj.select(); } if (field_obj.focus) { field_obj.focus(); } return; } } } } var focus_form = null; var focus_field = null; function UpdateContent(id, URL) { focus_form = null; focus_field = null; if (URL && URL.length > 0) { var obj = document.getElementById(id); if (obj){ var HTTPobj = new XMLHttp(); var tmp = HTTPobj.GetContent(URL); if (tmp != '') { obj.innerHTML = tmp; } if (focus_form && focus_field) { SetFocus(focus_form, focus_field); } } else { alert('Object: ' + id + ' not found!'); } } } function UpdateContentOnLoad(iframe, id, URL) { var obj = document.getElementById(iframe); if (obj) { if (obj.contentDocument) { var d = obj.contentDocument; } else if (obj.contentWindow) { var d = obj.contentWindow.document; } else { var d = window.frames[iframe].document; } if (d.location.href == "about:blank") { return; } if (d.body.innerHTML == "DONE") { UpdateContent(id, URL); } } } function ResetForm(form_id) { var form_obj = document.getElementById(form_id + "_form"); if (form_obj) { form_obj.reset(); } } function PostContent(id, URL, form_id) { focus_form = null; focus_field = null; var obj = document.getElementById(id); if (obj){ var HTTPobj = new XMLHttp(); obj.innerHTML = HTTPobj.PostContent(URL, form_id); if (focus_form && focus_field) { SetFocus(focus_form, focus_field); } } else { alert('Object: ' + id + ' not found!'); } } function getSize() { var myWidth = 0, myHeight = 0; if( typeof( window.innerWidth ) == 'number' ) { //Non-IE myWidth = window.innerWidth; myHeight = window.innerHeight; } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) { //IE 6+ in 'standards compliant mode' myWidth = document.documentElement.clientWidth; myHeight = document.documentElement.clientHeight; } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) { //IE 4 compatible myWidth = document.body.clientWidth; myHeight = document.body.clientHeight; } return [ myWidth, myHeight ]; } function getScroll() { var scrOfX = 0, scrOfY = 0; if( typeof( window.pageYOffset ) == 'number' ) { //Netscape compliant scrOfY = window.pageYOffset; scrOfX = window.pageXOffset; } else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) { //DOM compliant scrOfY = document.body.scrollTop; scrOfX = document.body.scrollLeft; } else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) { //IE6 standards compliant mode scrOfY = document.documentElement.scrollTop; scrOfX = document.documentElement.scrollLeft; } return [ scrOfX, scrOfY ]; }