| Current Path : /opt/cpanel/ea-php54/root/usr/share/pear-data/HTML_AJAX/js/ |
| Current File : //opt/cpanel/ea-php54/root/usr/share/pear-data/HTML_AJAX/js/Main.js |
/**
* JavaScript library for use with HTML_AJAX
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to:
* Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category HTML
* @package Ajax
* @author Joshua Eichorn <josh@bluga.net>
* @author Arpad Ray <arpad@php.net>
* @author David Coallier <davidc@php.net>
* @author Elizabeth Smith <auroraeosrose@gmail.com>
* @copyright 2005 Joshua Eichorn, Arpad Ray, David Coallier, Elizabeth Smith
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
*/
/**
* HTML_AJAX static methods, this is the main proxyless api, it also handles global error and event handling
*/
var HTML_AJAX = {
version: '0.5.8',
defaultServerUrl: false,
defaultEncoding: 'JSON',
queues: false,
clientPools: {},
// get an HttpClient, supply a name to use the pool of that name or the default if it isn't found
httpClient: function(name) {
if (name) {
if (this.clientPools[name]) {
return this.clientPools[name].getClient();
}
}
return this.clientPools['default'].getClient();
},
// Pushing the given request to queue specified by it, in default operation this will immediately make a request
// request might be delayed or never happen depending on the queue setup
// making a sync request to a non immediate queue will cause you problems so just don't do it
makeRequest: function(request) {
if (!HTML_AJAX.queues[request.queue]) {
var e = new Error('Unknown Queue: '+request.queue);
if (HTML_AJAX.onError) {
HTML_AJAX.onError(e);
return false;
}
else {
throw(e);
}
}
else {
var qn = request.queue;
var q = HTML_AJAX.queues[qn];
HTML_AJAX.queues[request.queue].addRequest(request);
return HTML_AJAX.queues[request.queue].processRequest();
}
},
// get a serializer object for a specific encoding
serializerForEncoding: function(encoding) {
for(var i in HTML_AJAX.contentTypeMap) {
if (encoding == HTML_AJAX.contentTypeMap[i] || encoding == i) {
return eval("new HTML_AJAX_Serialize_"+i+";");
}
}
return new HTML_AJAX_Serialize_Null();
},
fullcall: function(url,encoding,className,method,callback,args, options) {
var serializer = HTML_AJAX.serializerForEncoding(encoding);
var request = new HTML_AJAX_Request(serializer);
if (callback) {
request.isAsync = true;
}
request.requestUrl = url;
request.className = className;
request.methodName = method;
request.callback = callback;
request.args = args;
if (options) {
for(var i in options) {
request[i] = options[i];
}
if (options.grab) {
if (!request.args || !request.args.length) {
request.requestType = 'GET';
}
}
}
return HTML_AJAX.makeRequest(request);
},
callPhpCallback: function(phpCallback, jsCallback, url) {
var args = new Array();
for (var i = 3; i < arguments.length; i++) {
args.push(arguments[i]);
}
if (HTML_AJAX_Util.getType(phpCallback[0]) == 'object') {
jsCallback(phpCallback[0][phpCallback[1]](args));
return;
}
if (!url) {
url = HTML_AJAX.defaultServerUrl;
}
HTML_AJAX.fullcall(url, HTML_AJAX.defaultEncoding,
false, false, jsCallback, args, {phpCallback: phpCallback});
},
call: function(className,method,callback) {
var args = new Array();
for(var i = 3; i < arguments.length; i++) {
args.push(arguments[i]);
}
return HTML_AJAX.fullcall(HTML_AJAX.defaultServerUrl,HTML_AJAX.defaultEncoding,className,method,callback,args);
},
grab: function(url,callback,options) {
if (!options) {
options = {grab:true};
}
else {
options['grab'] = true;
}
return HTML_AJAX.fullcall(url,'Null',false,null,callback, '', options);
},
post: function(url,payload,callback,options) {
var serializer = 'Null';
if (HTML_AJAX_Util.getType(payload) == 'object') {
serializer = 'Urlencoded';
}
return HTML_AJAX.fullcall(url,serializer,false,null,callback, payload, options);
},
replace: function(id) {
var callback = function(result) {
HTML_AJAX_Util.setInnerHTML(HTML_AJAX_Util.getElement(id),result);
}
if (arguments.length == 2) {
// grab replacement
HTML_AJAX.grab(arguments[1],callback);
}
else {
// call replacement
var args = new Array();
for(var i = 3; i < arguments.length; i++) {
args.push(arguments[i]);
}
HTML_AJAX.fullcall(HTML_AJAX.defaultServerUrl,HTML_AJAX.defaultEncoding,arguments[1],arguments[2],callback,args, {grab:true});
}
},
append: function(id) {
var callback = function(result) {
HTML_AJAX_Util.setInnerHTML(HTML_AJAX_Util.getElement(id),result,'append');
}
if (arguments.length == 2) {
// grab replacement
HTML_AJAX.grab(arguments[1],callback);
}
else {
// call replacement
var args = new Array();
for(var i = 3; i < arguments.length; i++) {
args.push(arguments[i]);
}
HTML_AJAX.fullcall(HTML_AJAX.defaultServerUrl,HTML_AJAX.defaultEncoding,arguments[1],arguments[2],callback,args, {grab:true});
}
},
// override to add top level loading notification (start)
Open: function(request) {
},
// override to add top level loading notification (finish)
Load: function(request) {
},
/*
// A really basic error handler
onError: function(e) {
msg = "";
for(var i in e) {
msg += i+':'+e[i]+"\n";
}
alert(msg);
},
*/
// Class postfix to content-type map
contentTypeMap: {
'JSON': 'application/json',
'Null': 'text/plain',
'Error': 'application/error',
'PHP': 'application/php-serialized',
'HA' : 'application/html_ajax_action',
'Urlencoded': 'application/x-www-form-urlencoded'
},
// used internally to make queues work, override Load or onError to perform custom events when a request is complete
// fires on success and error
requestComplete: function(request,error) {
for(var i in HTML_AJAX.queues) {
if (HTML_AJAX.queues[i].requestComplete) {
HTML_AJAX.queues[i].requestComplete(request,error);
}
}
},
// turns a form into a urlencoded string
formEncode: function(form, array_format) {
form = HTML_AJAX_Util.getElement(form);
var el, inpType, value, name;
var out = (array_format) ? {} : '';
var inputTags = form.getElementsByTagName('INPUT');
var selectTags = form.getElementsByTagName('SELECT');
var buttonTags = form.getElementsByTagName('BUTTON');
var textareaTags = form.getElementsByTagName('TEXTAREA');
var arrayRegex = /(.+)%5B%5D/;
var validElement = function (element) {
if (!element || !element.getAttribute) {
return false;
}
el = element;
name = HTML_AJAX_Util.encodeUrl(el.getAttribute('name'));
if (!name) {
// no element name so skip
return false;
}
if (element.disabled) {
return false;
}
if (!array_format) {
value = HTML_AJAX_Util.encodeUrl(el.value);
} else {
value = el.value;
}
inpType = el.getAttribute('type');
return true;
}
inputLoop:
for (var i=0; i < inputTags.length; i++) {
if (!validElement(inputTags[i])) {
continue;
}
if (inpType == 'checkbox' || inpType == 'radio') {
if (!el.checked) {
// unchecked radios/checkboxes don't get submitted
continue inputLoop;
}
var arr_var = arrayRegex.exec(name);
if (array_format && arr_var) {
if (!out[arr_var[1]]) {
out[arr_var[1]] = new Array();
}
out[arr_var[1]].push(value);
continue inputLoop;
}
}
// add element to output array
if (array_format) {
out[name] = value;
} else {
out += name + '=' + value + '&';
}
} // end inputLoop
selectLoop:
for (var i=0; i<selectTags.length; i++) {
if (!validElement(selectTags[i])) {
continue selectLoop;
}
var options = el.options;
for (var z=0; z<options.length; z++){
var option=options[z];
if(option.selected){
if (array_format) {
if (el.type == 'select-one') {
out[name] = option.value;
//only one item can be selected
continue selectLoop;
} else {
if (!out[name]) {
out[name] = new Array();
}
out[name].push(option.value);
}
} else {
out += name + '=' + option.value + '&';
if (el.type == 'select-one') {
continue selectLoop;
}
}
}
}
} // end selectLoop
buttonLoop:
for (var i=0; i<buttonTags.length; i++) {
if (!validElement(buttonTags[i])) {
continue;
}
// add element to output array
if (array_format) {
out[name] = value;
} else {
out += name + '=' + value + '&';
}
} // end buttonLoop
textareaLoop:
for (var i=0; i<textareaTags.length; i++) {
if (!validElement(textareaTags[i])) {
continue;
}
// add element to output array
if (array_format) {
out[name] = value;
} else {
out += name + '=' + value + '&';
}
} // end textareaLoop
return out;
},
// submits a form through ajax. both arguments can be either DOM nodes or IDs, if the target is omitted then the form is set to be the target
formSubmit: function (form, target, options)
{
form = HTML_AJAX_Util.getElement(form);
if (!form) {
// let the submit be processed normally
return false;
}
var out = HTML_AJAX.formEncode(form);
target = HTML_AJAX_Util.getElement(target);
if (!target) {
target = form;
}
try
{
var action = form.attributes['action'].value;
}
catch(e){}
if(action == undefined)
{
action = form.getAttribute('action');
}
var callback = false;
if (HTML_AJAX_Util.getType(target) == 'function') {
callback = target;
}
else {
callback = function(result) {
// result will be undefined if HA_Action is returned, so skip the replace
if (typeof result != 'undefined') {
HTML_AJAX_Util.setInnerHTML(target,result);
}
}
}
var serializer = HTML_AJAX.serializerForEncoding('Null');
var request = new HTML_AJAX_Request(serializer);
request.isAsync = true;
request.callback = callback;
switch (form.getAttribute('method').toLowerCase()) {
case 'post':
var headers = {};
headers['Content-Type'] = 'application/x-www-form-urlencoded';
request.customHeaders = headers;
request.requestType = 'POST';
request.requestUrl = action;
request.args = out;
break;
default:
if (action.indexOf('?') == -1) {
out = '?' + out.substr(0, out.length - 1);
}
request.requestUrl = action+out;
request.requestType = 'GET';
}
if(options) {
for(var i in options) {
request[i] = options[i];
}
}
if (request.isAsync == false) {
return HTML_AJAX.makeRequest(request);
}
else {
HTML_AJAX.makeRequest(request);
return true;
}
}, // end formSubmit()
makeFormAJAX: function(form,target,options) {
form = HTML_AJAX_Util.getElement(form);
var preSubmit = false;
if(typeof form.onsubmit != 'undefined') {
preSubmit = form.onsubmit;
form.onsubmit = function() {};
}
form.HAOptions = options;
var handler = function(e) {
var form = HTML_AJAX_Util.eventTarget(e);
var valid = true;
if (preSubmit) {
valid = preSubmit();
}
if (valid) {
HTML_AJAX.formSubmit(form,target,form.HAOptions);
}
// cancel submission in IE
e.returnValue = false;
// cancel submission in FF
if (e.preventDefault) {
e.preventDefault();
}
}
HTML_AJAX_Util.registerEvent(form,'submit',handler);
}
}
// small classes that I don't want to put in there own file
function HTML_AJAX_Serialize_Null() {}
HTML_AJAX_Serialize_Null.prototype = {
contentType: 'text/plain; charset=utf-8',
serialize: function(input) {
return new String(input).valueOf();
},
unserialize: function(input) {
return new String(input).valueOf();
}
}
function HTML_AJAX_Serialize_XML() {}
HTML_AJAX_Serialize_XML.prototype = {
contentType: 'application/xml; charset=utf-8',
serialize: function(input) {
var xml = '';
if(typeof(input) == 'object' && input)
{
for (var i = 0;i<input.length;i++)
{
xml += new XMLSerializer().serializeToString(input[i]);
}
}
return xml;
},
unserialize: function(input) {
return input;
}
}
// serialization class for JSON, wrapper for JSON.stringify in json.js
function HTML_AJAX_Serialize_JSON() {}
HTML_AJAX_Serialize_JSON.prototype = {
contentType: 'application/json; charset=utf-8',
serialize: function(input) {
return HTML_AJAX_JSON.stringify(input);
},
unserialize: function(input) {
try {
return eval('('+input+')');
} catch(e) {
// sometimes JSON encoded input isn't created properly, if eval of it fails we use the more forgiving but slower parser so will at least get something
return HTML_AJAX_JSON.parse(input);
}
}
}
function HTML_AJAX_Serialize_Error() {}
HTML_AJAX_Serialize_Error.prototype = {
contentType: 'application/error; charset=utf-8',
serialize: function(input) {
var ser = new HTML_AJAX_Serialize_JSON();
return ser.serialize(input);
},
unserialize: function(input) {
var ser = new HTML_AJAX_Serialize_JSON();
var data = new ser.unserialize(input);
var e = new Error('PHP Error: '+data.errStr);
for(var i in data) {
e[i] = data[i];
}
throw e;
}
}
// Processing Queues
// simple queue, just processes the request immediately
function HTML_AJAX_Queue_Immediate() {}
HTML_AJAX_Queue_Immediate.prototype = {
request: false,
addRequest: function(request) {
this.request = request;
},
processRequest: function() {
var client = HTML_AJAX.httpClient();
client.request = this.request;
return client.makeRequest();
}
}
// create a default queue, has to happen after the Queue class has been defined
HTML_AJAX.queues = new Object();
HTML_AJAX.queues['default'] = new HTML_AJAX_Queue_Immediate();
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