/*
***************************************************************************
* Copyright (C) 2007-2008 by Sixdegrees *
* cesar@sixdegrees.com.br *
* "Working with freedom" *
* http://www.sixdegrees.com.br *
* *
* Permission is hereby granted, free of charge, to any person obtaining *
* a copy of this software and associated documentation files (the *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, sublicense, and/or sell copies of the Software, and to *
* permit persons to whom the Software is furnished to do so, subject to *
* the following conditions: *
* *
* The above copyright notice and this permission notice shall be *
* included in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, *
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR *
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, *
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR *
* OTHER DEALINGS IN THE SOFTWARE. *
***************************************************************************
*/
VERSION="PHPAJAX_1_1"
var formIdCnt = 0;
var PHPAJAX_Keys=new Array();
function phpajax_execute(url,fnc, params, callback) {
var rta = {"fnc":fnc, "version":VERSION };
/* Read variables */
for(i=0; i < params.length; i++) {
if ( params[i].source && getObject(params[i].source) && getObject(params[i].source).type && getObject(params[i].source).type == "file")
return phpajax_iframe_execute(url,fnc,params,callback);
variable = params[i].value ? params[i].value : getObjValue(params[i].source);
try {
eval("rta." + params[i].name + "= escape(variable); " );
} catch(e) { }
}
var success = function(t) {
try {
//alert( t.responseText );
elem = eval ( "(" + t.responseText +")");
if ( callback != '') {
setTimeout ( callback + "()", 100 );
}
process(elem);
} catch(e) {
alert(e + " " + t.responseText);
}
}
var failure = function(t){ alert("Error the ajax request"); }
var myAjax = new Ajax.Request(url,
{
method:'post', onSuccess:success, onFailure:failure, parameters: "phpajax=" + rta.toJSONString()
}
)
}
function phpajax_iframe_execute(url, fnc, params, callback) {
/* Getting information about the div container. */
maincontainer = getObject('phpajax-div');
/* creating a container */
container = document.createElement("div");
container.id = "container" + (++formIdCnt);
destiny = document.createElement("iframe");
destiny.name = "iframe" + formIdCnt;
destiny.id = destiny.name;
/* creating a form */
form = document.createElement("form");
form.id = "form" + formIdCnt;
form.method = "POST";
form.enctype="multipart/form-data" ;
form.target = destiny.name;
form.appendChild( destiny );
/* adding information into the form */
div = document.createElement("input");
div.name = "div";
div.value = container.id;
form.appendChild( div );
callback_form = document.createElement("input");
callback_form.name = "callback";
callback_form.value = callback;
form.appendChild( callback_form );
magic = document.createElement("input");
magic.name = "iframe";
magic.value = "iframe";
form.appendChild( magic );
var cntFiles = 0;
var accInputs = {"fnc":fnc, "version":VERSION };
for(i=0; i < params.length; i++) {
tmp = getObject( params[i].source );
/* adding the information */
eval( "accInputs." + params[i].name + " = params[i].value ? params[i].value : getObjValue(params[i].value) ");
if (tmp && tmp.type == "file") {
tmp1 = tmp.cloneNode(false);
tmp1.name = "phpajax_" + tmp1.name;
tmp1.id = tmp1.name;
form.appendChild( tmp1 );
}
}
vars = document.createElement("input");
vars.name = "phpajax";
vars.id = vars.name;
vars.value = accInputs.toJSONString();
form.appendChild( vars );
/* adding into the div-container */
container.appendChild( form );
/* adding into the div-maincontainer */
maincontainer.appendChild( container );
/* submit a form */
setTimeout("getObject('" + form.id +"').submit(); ", 1000);
}
function process(rta) {
if ( rta.aprint )
process_aprint(rta.aprint);
if ( rta.ahideshow ) {
for(i=0; i < rta.ahideshow.length; i++)
eval(rta.ahideshow[i]);
}
if ( rta.alert ) {
for(i=0; i < rta.alert.length; i++)
alert(rta.alert[i]);
}
if ( rta.js ) {
for(i=0; i < rta.js.length; i++)
eval(rta.js[i]);
}
}
function process_aprint(e) {
for(i=0; i < e.length; i++) {
aprint(e[i++], e[i++],e[i]);
}
}
function ahide(elem) {
showhide(elem,'hidden');
}
function ashow(elem) {
showhide(elem,'visible');
}
function showhide(elem,status) {
obj = getObject(elem);
if ( obj ) {
try {
obj.style.visibility=status;
} catch (e) {
try {
obj.visibility=status;
} catch (f) {}
}
}
}
function aprint(obj_name,txt,override) {
obj = getObject(obj_name);
if ( !obj ) return;
if (obj.value !=undefined) {
if (override) obj.value = txt;
else obj.value += txt;
} else if (obj.innerHTML != undefined) {
if (override) obj.innerHTML = txt;
else obj.innerHTML += txt;
}
}
function getObject(e) {
var obj;
obj=null;
if (document.getElementById)
obj = document.getElementById(e);
else if (document.all)
obj = document.all[e];
else if (document.layers)
obj = document.layers[e];
return obj;
}
function getObjValue(e) {
obj = getObject(e);
if ( obj && obj.value)
return obj.value;
return "";
}
function phpajax_keyaction(letters,theaction) {
if ( phpajax_keyaction_validate(letters) ) {
PHPAJAX_Keys[letters] = theaction;
document.onkeydown = phpajax_keyaction_deamon;
return true;
}
return false;
}
function phpajax_keyaction_deamon(xEvent) {
var pressed;
f=phpajax_keyaction_speacial_keys(xEvent,false);
switch( f ) {
case "shift":
case "alt":
case "ctrl":
pressed= f + "-" + phpajax_keyaction_speacial_keys(xEvent,true);
break;
default:
pressed=f;
}
if ( PHPAJAX_Keys[pressed.toLowerCase()] )
PHPAJAX_Keys[pressed.toLowerCase()]()
}
function chr(e) {
return String.fromCharCode(e);
}
function phpajax_keyaction_speacial_keys(e,avoidSpecialKeys) {
if ( avoidSpecialKeys )
return chr(e.keyCode);
var evt = navigator.appName=="Netscape" ? e:event;
var ret = 0;
var shiftPressed=false;
var altPressed=false;
var ctrlPressed=false;
if (navigator.appName=="Netscape" && parseInt(navigator.appVersion)==4) {
var mString =(e.modifiers+32).toString(2).substring(3,6);
shiftPressed=(mString.charAt(0)=="1");
ctrlPressed =(mString.charAt(1)=="1");
altPressed =(mString.charAt(2)=="1");
} else {
shiftPressed= evt.shiftKey;
altPressed = evt.altKey;
ctrlPressed = evt.ctrlKey;
}
if ( shiftPressed ) return "shift" ;
if ( altPressed ) return "alt" ;
if ( ctrlPressed ) return "ctrl" ;
return chr(e.keyCode);
}
function phpajax_keyaction_validate(letters) {
if ( letters.length < 1) {
return false;
}
letters=letters.toLowerCase();
parts = letters.split("-");
switch ( parts.length ) {
case 1:
if ( parts[0].length == 1 && parts[0] >= 'a' && parts[0] <= 'z')
return true;
return false;
break;
case 2:
switch ( parts[0] ) {
case "ctrl":
case "shift":
case "alt":
break;
default:
return false;
}
if ( parts[1].length == 1 && parts[1] >= 'a' && parts[1] <= 'z')
return true;
return false;
break;
default:
return false;
}
return false;
}
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