/**
*
* Client side
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation.
*
* This program 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 General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program as the file LICENSE.txt; if not, please see
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
*
* @author Rafa Rodriguez <rafageist@hotmail.com>
* @link https://divengine.org
* @version 1.2
*/
var DIV_AJAX_MAPPING_ACCESS_DENIED_HOST = "DIV_AJAX_MAPPING_ACCESS_DENIED_HOST";
var DIV_AJAX_MAPPING_ACCESS_DENIED_USER = "DIV_AJAX_MAPPING_ACCESS_DENIED_USER";
var DIV_AJAX_MAPPING_LOGIN_SUCCESSFUL = "DIV_AJAX_MAPPING_LOGIN_SUCCESSFUL";
var DIV_AJAX_MAPPING_LOGIN_FAILED = "DIV_AJAX_MAPPING_LOGIN_FAILED";
var DIV_AJAX_MAPPING_LOGOUT_SUCCESSFUL = "DIV_AJAX_MAPPING_LOGOUT_SUCCESSFUL";
var DIV_AJAX_MAPPING_METHOD_EXECUTED = "DIV_AJAX_MAPPING_METHOD_EXECUTED";
var DIV_AJAX_MAPPING_METHOD_NOT_EXISTS = "DIV_AJAX_MAPPING_METHOD_NOT_EXISTS";
/**
* Client instance.
*
* @param {Object} params - params.server is a string that contain the server address
*
*/
/*
* How to use?
*
* var client = new ajaxmap({server: "http://example.com/server.php"});
* var persons = client.Company.getEmployees();
* var companyPhone = client.Company.phone;
* var enterprise = client.getEnterprise();
*/
var ajaxmap = function (server) {
/**
* Get a valiXMLHttpRequest object
*/
this.getXMLHttpRequestObject = function () {
var result = false;
try {
result = new XMLHttpRequest();
} catch (e) {
var XmlHttpVersions = ["MSXML2.XMLHTTP.6.0", "MSXML2.XMLHTTP.5.0",
"MSXML2.XMLHTTP.4.0", "MSXML2.XMLHTTP.3.0",
"MSXML2.XMLHTTP", "Microsoft.XMLHTTP"];
for (var i = 0; i < XmlHttpVersions.length && !result; i++) {
try {
result = new ActiveXObject(XmlHttpVersions[i]);
} catch (e) {
}
}
}
return result;
};
/**
* Send ajax request
*
* @param Object params
*/
this.ajax = function (params) {
if (typeof params.url == 'undefined') {
return null;
}
var xhr = this.getXMLHttpRequestObject();
params.data = (typeof params.data == 'undefined') ? {} : params.data;
xhr.open("POST", encodeURI(params.url), params.async);
xhr.setRequestHeader('Content-Type',
'application/x-www-form-urlencoded; charset=UTF-8');
var s = "";
var k = 0;
for (var i in params.data) {
if (k++ > 0)
s = s + "&";
s = s + encodeURIComponent(i) + "="
+ this.serialize(params.data[i]);
}
xhr.send(s);
var result = null;
eval("result = " + xhr.responseText);
return result;
};
/**
* PHP Serializer
*
* @param mixed_value
* @returns {*}
*/
this.serialize = function (mixed_value) {
var _getType = function (inp) {
var type = typeof inp, match;
var key;
if (type == 'object' && !inp) {
return 'null';
}
if (type == "object") {
if (!inp.constructor) {
return 'object';
}
var cons = inp.constructor.toString();
match = cons.match(/(\w+)\(/);
if (match) {
cons = match[1].toLowerCase();
}
var types = ["boolean", "number", "string", "array"];
for (key in types) {
if (cons == types[key]) {
type = types[key];
break;
}
}
}
return type;
};
var type = _getType(mixed_value);
var val, ktype = '';
switch (type) {
case"function":
val = "";
break;
case"boolean":
val = "b:" + (mixed_value ? "1" : "0");
break;
case"number":
val = (Math.round(mixed_value) == mixed_value ? "i" : "d") + ":" + mixed_value;
break;
case"string":
mixed_value = this.utf8_encode(mixed_value);
val = "s:" + encodeURIComponent(mixed_value).replace(/%../g, 'x').length + ":\"" + mixed_value + "\"";
break;
case"array":
case"object":
val = "a";
var count = 0;
var vals = "";
var okey;
var key;
for (key in mixed_value) {
ktype = _getType(mixed_value[key]);
if (ktype == "function") {
continue;
}
okey = (key.match(/^[0-9]+$/) ? parseInt(key, 10) : key);
vals += this.serialize(okey) +
this.serialize(mixed_value[key]);
count++;
}
val += ":" + count + ":{" + vals + "}";
break;
case"undefined":
default:
val = "N";
break;
}
if (type != "object" && type != "array") {
val += ";";
}
return val;
};
/**
* UTF8 Encode
*
* @param {string} argString
* @return {string}
*/
this.utf8_encode = function (argString) {
var string = (argString + '');
var utftext = "";
var start, end;
var stringl = 0;
start = end = 0;
stringl = string.length;
for (var n = 0; n < stringl; n++) {
var c1 = string.charCodeAt(n);
var enc = null;
if (c1 < 128) {
end++;
} else if (c1 > 127 && c1 < 2048) {
enc = String.fromCharCode((c1 >> 6) | 192) + String.fromCharCode((c1 & 63) | 128);
} else {
enc = String.fromCharCode((c1 >> 12) | 224) + String.fromCharCode(((c1 >> 6) & 63) | 128) + String.fromCharCode((c1 & 63) | 128);
}
if (enc !== null) {
if (end > start) {
utftext += string.substring(start, end);
}
utftext += enc;
start = end = n + 1;
}
}
if (end > start) {
utftext += string.substring(start, string.length);
}
return utftext;
}
/**
* Call a remote PHP method
*
* @param {string} server
* @param {string} method
* @param {string} params
*/
this.call = function (server, method, params) {
var result = this.ajax({
url: server + "?execute=" + method,
data: params
});
return result;
};
/**
* Login on server
*
* @param {string} server
* @param {string} username
* @param {string} password
*/
this.login = function (server, username, password) {
var result = this.ajax({
url: server + "?login=" + username + "&password=" + password
});
if (result == null)
return DIV_AJAX_MAPPING_LOGIN_FAILED;
return result;
};
/**
* Logout on server
*
* @param {string} server
*/
this.logout = function (server) {
return this.ajax({
url: server + "?logout"
});
};
if (typeof server !== 'undefined') {
// Call to server for retrieving the PHP mapping
var methods = this.ajax({
url: server + "?mapping"
});
// Add methods to this instance
for (m in methods) {
if (methods[m] != "function")
methods[m].__server = server;
eval("this." + m + " = methods." + m + ";");
}
}
// Add some necessary properties and methods
/* Server address */
this.__server = server;
/* Login on server */
this.__login = function (username, password) {
return this.login(this.__server, username, password);
};
/* Logout on server */
this.__logout = function () {
this.logout(this.__server);
};
};
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