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;
31 'POST '+url, // backend
33 // Function is called when an answer arrives.
34 function(result, errors) {
37 for(var i in result ) {
44 // debug(cmd+':'+property+':'+type+':'+id);
45 // seek element by id if there is no elemnt with given name
46 objElement = document.getElementsByName(id)[0] || document.getElementById(id);
48 eval("objElement."+property+"=data;");
49 } else if(cmd=='up') {
50 // if(!objElement) debug('No element "'+id+'"');
51 if (objElement.tagName == 'INPUT' || objElement.tagName == 'TEXTAREA')
52 objElement.value = data;
54 objElement.innerHTML = data; // selector, div, span etc
55 } else if(cmd=='di') { // disable/enable element
56 objElement.disabled = data;
57 } else if(cmd=='fc') { // set focus
59 } else if(cmd=='js') { // evaluate js code
61 } else if(cmd=='rd') { // client-side redirection
62 window.location = data;
64 errors = errors+'<br>Unknown ajax function: '+cmd;
68 // Write errors to the debug div.
69 document.getElementById('msgbox').innerHTML = errors;
74 //document.getElementById('msgbox').scrollIntoView(true);
75 // Restore focus if we've just lost focus because of DOM element refresh
79 false // do not disable caching
82 // returns input field values submitted when form button 'name' is pressed
84 JsHttpRequest.formValues = function(inp, objForm)
90 if (typeof(inp) == "string")
91 submitObj = document.getElementsByName(inp)[0];
95 objForm = objForm || (submitObj && submitObj.form);
99 var formElements = objForm.elements;
100 for( var i=0; i < formElements.length; i++)
102 var el = formElements[i];
103 if (!el.name) continue;
106 ((el.type == 'radio' || el.type == 'checkbox') && el.checked == false)
107 || (el.type == 'submit' && (!submitObj || el.name!=submitObj.name)))
109 if (el.disabled && el.disabled == true)
114 if(el.type=='select-multiple')
116 for (var j = 0; j < el.length; j++)
118 if (el.options[j].selected == true)
119 q[name] = el.options[j].value;
132 // User price formatting
134 function price_format(post, num, dec, label) {
135 //num = num.toString().replace(/\$|\,/g,'');
138 sign = (num == (num = Math.abs(num)));
140 decsize = Math.pow(10, dec);
141 num = Math.floor(num*decsize+0.50000000001);
143 num = Math.floor(num/decsize).toString();
144 for( i=cents.toString().length; i<dec; i++){
147 for (var i = 0; i < Math.floor((num.length-(1+i))/3); i++)
148 num = num.substring(0,num.length-(4*i+3))+user.ts+
149 num.substring(num.length-(4*i+3));
150 num = ((sign)?'':'-') + num;
151 if(dec!=0) num = num + user.ds + cents;
153 document.getElementById(post).innerHTML = num;
155 document.getElementsByName(post)[0].value = num;
158 function get_amount(doc, label) {
160 var val = document.getElementById(doc).innerHTML;
162 var val = document.getElementsByName(doc)[0].value;
163 val = val.replace(new RegExp('\\'+user.ts, 'g'),'');
164 val = val.replace(new RegExp('\\'+user.ds, 'g'),'.');
169 if (window.history.length <= 1)
172 window.history.go(-1);
175 function setFocus(name, byId) {
179 name = _focus; // last focus set in onfocus handlers
180 else { // no current focus - set it from from hidden var (first page display)
181 var cur = document.getElementsByName('_focus')[0];
182 if(cur) name = cur.value;
186 el = document.getElementById(name);
188 el = document.getElementsByName(name)[0];
191 // The timeout is needed to prevent unpredictable behaviour on IE & Gecko.
192 // Using tmp var prevents crash on IE5
194 var tmp = function() {el.focus(); if (el.select) el.select();};