2 // JsHttpRequest class extensions.
4 // Main functions for asynchronus form submitions
5 // Trigger is the source of request and can have following forms:
6 // - input object - all form values are also submited
7 // - arbitrary string - POST var trigger with value 1 is added to request;
8 // if form parameter exists also form values are submited, otherwise
9 // request is directed to current location
11 JsHttpRequest.request= function(trigger, form) {
14 var submitObj = typeof(trigger) == "string" ?
15 document.getElementsByName(trigger)[0] : trigger;
17 form = form || (submitObj && submitObj.form);
19 var url = form ? form.action :
20 window.location.toString();
22 if (!form) url = url.substring(0, url.indexOf('?'));
24 var values = this.formValues(trigger, form);
27 // this is to avoid caching problems
28 values['_random'] = Math.random()*1234567;
30 'POST '+url, // backend
32 // Function is called when an answer arrives.
33 function(result, errors) {
36 for(var i in result ) {
43 // debug(cmd+':'+property+':'+type+':'+id);
44 // seek element by id if there is no elemnt with given name
45 objElement = document.getElementsByName(id)[0] || document.getElementById(id);
47 eval("objElement.setAttribute('"+property+"',"+data+");");
48 } else if(cmd=='up') {
49 // if(!objElement) debug('No element "'+id+'"');
50 if (objElement.tagName == 'INPUT' || objElement.tagName == 'TEXTAREA')
51 objElement.value = data;
53 objElement.innerHTML = data; // selector, div, span etc
54 } else if(cmd=='di') { // disable/enable element
55 objElement.disabled = data;
56 } else if(cmd=='fc') { // set focus
58 } else if(cmd=='js') { // evaluate js code
60 } else if(cmd=='rd') { // client-side redirection
61 window.location = data;
63 errors = errors+'<br>Unknown ajax function: '+cmd;
67 // Write errors to the debug div.
68 document.getElementById('msgbox').innerHTML = errors;
73 //document.getElementById('msgbox').scrollIntoView(true);
74 // Restore focus if we've just lost focus because of DOM element refresh
78 false // do not disable caching
81 // returns input field values submitted when form button 'name' is pressed
83 JsHttpRequest.formValues = function(inp, objForm)
89 if (typeof(inp) == "string")
90 submitObj = document.getElementsByName(inp)[0];
94 objForm = objForm || (submitObj && submitObj.form);
98 var formElements = objForm.elements;
99 for( var i=0; i < formElements.length; i++)
101 var el = formElements[i];
102 if (!el.name) continue;
105 ((el.type == 'radio' || el.type == 'checkbox') && el.checked == false)
106 || (el.type == 'submit' && (!submitObj || el.name!=submitObj.name)))
108 if (el.disabled && el.disabled == true)
113 if(el.type=='select-multiple')
115 for (var j = 0; j < el.length; j++)
117 if (el.options[j].selected == true)
118 q[name] = el.options[j].value;
131 // User price formatting
133 function price_format(post, num, dec, label) {
134 //num = num.toString().replace(/\$|\,/g,'');
137 sign = (num == (num = Math.abs(num)));
139 decsize = Math.pow(10, dec);
140 num = Math.floor(num*decsize+0.50000000001);
142 num = Math.floor(num/decsize).toString();
143 for( i=cents.toString().length; i<dec; i++){
146 for (var i = 0; i < Math.floor((num.length-(1+i))/3); i++)
147 num = num.substring(0,num.length-(4*i+3))+user.ts+
148 num.substring(num.length-(4*i+3));
149 num = ((sign)?'':'-') + num;
150 if(dec!=0) num = num + user.ds + cents;
152 document.getElementById(post).innerHTML = num;
154 document.getElementsByName(post)[0].value = num;
157 function get_amount(doc, label) {
159 var val = document.getElementById(doc).innerHTML;
161 var val = document.getElementsByName(doc)[0].value;
162 val = val.replace(new RegExp('\\'+user.ts, 'g'),'');
163 val = val.replace(new RegExp('\\'+user.ds, 'g'),'.');
168 if (window.history.length <= 1)
171 window.history.go(-1);
174 function setFocus(name, byId) {
178 name = _focus; // last focus set in onfocus handlers
179 else { // no current focus - set it from from hidden var (first page display)
180 var cur = document.getElementsByName('_focus')[0];
181 if(cur) name = cur.value;
185 el = document.getElementById(name);
187 el = document.getElementsByName(name)[0];
190 // The timeout is needed to prevent unpredictable behaviour on IE & Gecko.
191 // Using tmp var prevents crash on IE5
193 var tmp = function() {el.focus(); if (el.select) el.select();};