//*********************************** Lang manager API class *************************************
var CLangmgrAPI = function(){
//buttons array
this.instances = new Array(); //[0] => name ; [1] => object
}
CLangmgrAPI.prototype.get_instance = function(name)
{
for(var i = 0; i < this.instances.length; i++){
if(this.instances[i][0] == name) return this.instances[i][1];
}
return null;
}
CLangmgrAPI.prototype.add_instance = function(name, instance)
{
this.instances[this.instances.length] = new Array(name, instance);
}
//creating api object
var LangmgrAPI = new CLangmgrAPI();
//*********************************** Events implementation for attached to tabbed control*********************************************
function lang_tabctrl_on_before_change(tabctrl_instance){
lang_instance = tabctrl_instance.get_data();
//updating lang controls
lang_instance.update_lang_ctrls(lang_instance.get_active_lang_code());
}
function lang_tabctrl_on_after_change(tabctrl_instance){
lang_instance = tabctrl_instance.get_data();
//setting new lang code
lang_instance.set_active_lang(tabctrl_instance.get_active_btn_name());
//updating user controls
lang_instance.update_user_ctrls(lang_instance.get_active_lang_code());
//updating enabled checkbox state
lang_instance.update_enable_checkbox_state();
//updating enabled checkbox visibility
lang_instance.update_enable_checkbox_visibility();
//updating controls visibility
lang_instance.update_ctrls_visibility();
}
function lang_on_form_submit(){
var instance_name = this.elements["lang_instance_name"].value
instance = LangmgrAPI.get_instance(instance_name);
return instance.submit();
}
function lang_on_enable_lang(instance_name){
instance = LangmgrAPI.get_instance(instance_name);
enable_checkbox = document.getElementById(instance.lang_prefix + 'enablechk_' + instance_name);
if(!enable_checkbox) return;
//enabling language
langs = instance.get_langs();
for(var i = 0; i < langs.length; i++){
if(langs[i][0] == instance.get_active_lang_code())
langs[i][2] = (enable_checkbox.checked);
}
instance.update_ctrls_visibility();
}
//*********************************** Various functions *********************************************
function lang_set_fckeditor_value(instance_name, value){
try {
user_ctrl = FCKeditorAPI.GetInstance(instance_name);
user_ctrl.SetHTML(value,false);
} catch(e) {
//retrying because FCKeditorAPI is not ready
setTimeout('lang_set_fckeditor_value("' + instance_name + '","' + value + '");', 500);
}
}
function lang_fire_fckeditor_events(instance_name){
try {
user_ctrl = FCKeditorAPI.GetInstance(instance_name);
if(FCKeditor_OnSelectionChange) FCKeditor_OnSelectionChange(user_ctrl);
if(FCKeditor_OnAfterSetHTML) FCKeditor_OnAfterSetHTML(user_ctrl);
} catch(e) {
//retrying because FCKeditorAPI is not ready
setTimeout('lang_fire_fckeditor_events("' + instance_name + '");', 500);
}
}
//*********************************** Language manager API class *************************************
var CLangmgr = function(instance_name){
//instance_name
this.instance_name = instance_name;
//languages array
this.langs = new Array();
//active lang
this.active_lang_code = '';
//form id
this.form_id = '';
//form onsubmit
this.form_onsubmit = null;
//tab container id
this.tab_container_id = '';
//ctrl container id
this.ctrls_container_id = '';
//controls array
this.ctrls = new Array();
//lang prefix for all controls
this.lang_prefix = 'lang_';
//lang tag
this.lang_tag = '';
//lang manager state
this.state = 0; //0 if not loaded; 1 if loaded
//tabbed control
this.tabctrl = new CTabctrl(this.lang_prefix + 'tab_' + this.instance_name,this.lang_prefix + 'btn_' + this.instance_name);
this.tabctrl.set_data(this);
this.tabctrl.on_before_change = lang_tabctrl_on_before_change;
this.tabctrl.on_after_change = lang_tabctrl_on_after_change;
//adding instance to API array
LangmgrAPI.add_instance(instance_name, this);
}
//set prefix for lang objects
CLangmgr.prototype.set_lang_prefix = function(prefix)
{
this.lang_prefix = prefix;
}
//set lang tag to use in post operations
CLangmgr.prototype.set_lang_tag = function(tag)
{
this.lang_tag = tag;
}
//set id of the form
CLangmgr.prototype.set_form_id = function(id)
{
this.form_id = id;
}
//set id of the div tab control container
CLangmgr.prototype.set_tab_container_id = function(id)
{
this.tab_container_id = id;
}
//set id of the div form container
CLangmgr.prototype.set_ctrls_container_id = function(id)
{
this.ctrls_container_id = id;
}
//adds a language
CLangmgr.prototype.add_lang = function(code, name, enabled)
{
//setting default value for active
var enabled = (enabled == null) ? false : enabled;
//adding language
this.langs[this.langs.length] = new Array(code, name, enabled);
//adding button to tabcontrol
this.tabctrl.add_button(code, code, code + ' (' + name + ')', code, '')
}
//gets a language
CLangmgr.prototype.get_lang = function(code)
{
for(var i = 0; i < this.langs.length; i++){
if(code == this.langs[i][0]) return this.langs[i];
}
return null;
}
//gets language array
CLangmgr.prototype.get_langs = function()
{
return this.langs;
}
//sets active language
CLangmgr.prototype.set_active_lang = function(code)
{
for(var i = 0; i < this.langs.length; i++)
if(this.langs[i][0] == code){
//setting active language and button
this.active_lang_code = code;
this.tabctrl.set_active_btn(code);
if(this.state == 1){
//updating user controls
this.update_user_ctrls(code);
//updating enabled checkbox state
this.update_enable_checkbox_state();
//updating enabled checkbox visibility
this.update_enable_checkbox_visibility();
//updating controls visibility
this.update_ctrls_visibility();
}
}
}
//gets active language
CLangmgr.prototype.get_active_lang = function()
{
return this.get_lang(this.active_lang_code);
}
//gets code of the active language
CLangmgr.prototype.get_active_lang_code = function()
{
return this.active_lang_code;
}
//registers a user control
CLangmgr.prototype.register_ctrl = function(id, type, required, value, validate_proc)
{
return this.ctrls[this.ctrls.length] = new Array(id, type, required, value, validate_proc);
}
//gets value for a lang control
CLangmgr.prototype._get_lang_ctrl_value = function(id, code)
{
open_tag = this._get_open_tag(code);
close_tag = this._get_close_tag(code);
//getting lang control and its value
lang_ctrl = document.getElementById(this.lang_prefix + 'ctrl_' + id);
lang_ctrl_value = lang_ctrl.value;
//getting start and end index of the value for the current code and control
start = lang_ctrl_value.indexOf(open_tag) + open_tag.length;
end = lang_ctrl_value.indexOf(close_tag) - 1;
//return lang value for code
return lang_ctrl_value.substring(start, end + 1);
}
//gets value for a user control
CLangmgr.prototype._get_user_ctrl_value = function(id)
{
for(var i = 0; i < this.ctrls.length; i++){
var ctrl = this.ctrls[i];
if(ctrl[0] == id){
var value = '';
switch(ctrl[1]){ //type
case 'text' :
{
user_ctrl = document.getElementById(ctrl[0]);
value = user_ctrl.value;
break;
}
case 'textarea' :
{
user_ctrl = document.getElementById(ctrl[0]);
value = user_ctrl.value;
break;
}
case 'fckeditor' :
{
user_ctrl = FCKeditorAPI.GetInstance(ctrl[0]);
value = user_ctrl.GetXHTML('');
break;
}
}
return value;
}
}
return null;
}
//sets value for a user control
CLangmgr.prototype._set_user_ctrl_value = function(id, value)
{
for(var i = 0; i < this.ctrls.length; i++){
if(this.ctrls[i][0] == id){
switch(this.ctrls[i][1]){ //type
case 'text' :
{
user_ctrl = document.getElementById(id);
user_ctrl.value = value;
break;
}
case 'textarea' :
{
user_ctrl = document.getElementById(id);
user_ctrl.value = value;
break;
}
case 'fckeditor' :
{
lang_set_fckeditor_value(id,value);
}
}
}
}
}
//fires events for a user control
CLangmgr.prototype._fire_user_ctrl_events = function(id){
for(var i = 0; i < this.ctrls.length; i++){
if(this.ctrls[i][0] == id){
switch(this.ctrls[i][1]){ //type
case 'text' :
{
user_ctrl = document.getElementById(id);
if(user_ctrl.onkeydown) user_ctrl.onkeydown();
if(user_ctrl.onkeypress) user_ctrl.onkeypress();
if(user_ctrl.onkeyup) user_ctrl.onkeyup();
break;
}
case 'textarea' :
{
user_ctrl = document.getElementById(id);
if(user_ctrl.onkeydown) user_ctrl.onkeydown();
if(user_ctrl.onkeypress) user_ctrl.onkeypress();
if(user_ctrl.onkeyup) user_ctrl.onkeyup();
break;
}
case 'fckeditor' :
{
lang_fire_fckeditor_events(id);
}
}
}
}
}
//gets open tag for language values
CLangmgr.prototype._get_open_tag = function(code){
return '<' + this.lang_tag.replace('%LG', code) + '>';
}
//gets close tag for language values
CLangmgr.prototype._get_close_tag = function(code){
return '';
}
//gets a tagged language value
CLangmgr.prototype._get_tagged_value = function(code, value){
return this._get_open_tag(code) + value + this._get_close_tag(code);
}
//enabled languages from control value
CLangmgr.prototype._enable_langs_from_ctrls_values = function(){
for(var i = 0; i < this.langs.length; i++){
if(this.langs[i][2]) continue;
var open_tag = this._get_open_tag(this.langs[i][0]);
var close_tag = this._get_close_tag(this.langs[i][0]);
var enable = false;
for(var j = 0; j < this.ctrls.length; j++){
var ctrl_value = this.ctrls[j][3];
enable = enable || (ctrl_value.indexOf(open_tag) != -1 && ctrl_value.indexOf(close_tag) != -1);
}
this.langs[i][2] = enable;
}
}
//updates visibility for the checkbox used for enabling/disabling language
CLangmgr.prototype.update_enable_checkbox_visibility = function(){
enable_cont = document.getElementById(this.lang_prefix + 'enablecont_' + this.instance_name);
if(!enable_cont) return;
if(!this.get_active_lang()){
enable_cont.style.display = 'none';
} else {
enable_cont.style.display = '';
}
}
//updates state for the checkbox used for enabling/disabling language
CLangmgr.prototype.update_enable_checkbox_state = function(){
enable_checkbox = document.getElementById(this.lang_prefix + 'enablechk_' + this.instance_name);
enable_lgname = document.getElementById(this.lang_prefix + 'enablelgname_' + this.instance_name);
if(!enable_checkbox || !enable_lgname) return;
if(!this.get_active_lang()){
enable_checkbox.checked = false;
return;
}
enable_checkbox.checked = this.get_active_lang()[2];
enable_lgname.innerHTML = this.get_active_lang()[1];
}
//updates visibility for user controls
CLangmgr.prototype.update_ctrls_visibility = function(){
ctrls_container = document.getElementById(this.ctrls_container_id);
if(!ctrls_container) return;
if(!this.get_active_lang()){
ctrls_container.style.display = 'none';
return;
}
if(this.get_active_lang()[2])
ctrls_container.style.display = '';
else
ctrls_container.style.display = 'none';
}
//Updates lang hidden controls values with user controls values
CLangmgr.prototype.update_lang_ctrls = function(code){
if(this.state == 0) return;
//getting open and close tag for this language code
open_tag = this._get_open_tag(code);
close_tag = this._get_close_tag(code);
for(var i = 0; i < this.ctrls.length; i++){
//getting lang control and its value
lang_ctrl = document.getElementById(this.lang_prefix + 'ctrl_' + this.ctrls[i][0]);
lang_ctrl_value = lang_ctrl.value;
//getting start and end index of the value for the current code and control
start = lang_ctrl_value.indexOf(open_tag) + open_tag.length;
end = lang_ctrl_value.indexOf(close_tag) - 1;
//updating lang control
if(start >= 0 && end >= 0){
lang_ctrl.value = lang_ctrl_value.substring(0, start) + this._get_user_ctrl_value(this.ctrls[i][0]) + lang_ctrl_value.substring(end + 1, lang_ctrl_value.length);
} else {
lang_ctrl.value = lang_ctrl.value + open_tag + this._get_user_ctrl_value(this.ctrls[i][0]) + close_tag;
}
}
}
//Updates user controls values with lang hidden controls values
CLangmgr.prototype.update_user_ctrls = function(code){
if(this.state == 0) return;
//getting open and close tag for this language code
open_tag = this._get_open_tag(code);
close_tag = this._get_close_tag(code);
for(var i = 0; i < this.ctrls.length; i++){
//getting lang control and its value
lang_ctrl = document.getElementById(this.lang_prefix + 'ctrl_' + this.ctrls[i][0]);
lang_ctrl_value = lang_ctrl.value;
//getting start and end index of the value for the current code and control
start = lang_ctrl_value.indexOf(open_tag) + open_tag.length;
end = lang_ctrl_value.indexOf(close_tag) - 1;
//updating user control
if(start >= 0 && end >= 0){
this._set_user_ctrl_value(this.ctrls[i][0], lang_ctrl_value.substring(start, end + 1));
} else {
this._set_user_ctrl_value(this.ctrls[i][0], '');
}
this._fire_user_ctrl_events(this.ctrls[i][0]);
}
}
//output language manager
CLangmgr.prototype.output = function(auto_enable_langs){
//setting default value for auto_enable_lang
var auto_enable_langs = (auto_enable_langs == null) ? false : auto_enable_langs;
//exit if already output
if(this.state == 1) return;
//enabling languages for wich controls have values
if(auto_enable_langs)
this._enable_langs_from_ctrls_values();
//getting form element
form = document.getElementById(this.form_id);
if(!form) return;
//creating hidden control that contains instance_name of the current CLangmgr object
var ctrl = document.createElement('input');
ctrl.type = 'hidden';
ctrl.id = 'lang_instance_name';
ctrl.value = this.instance_name;
//adding control to the form
form.appendChild(ctrl);
//creating hidden lang controls
for(var i = 0; i < this.ctrls.length; i++){
var ctrl = document.createElement('input');
ctrl.type = 'hidden';
ctrl.name = this.lang_prefix + 'ctrl_' + this.ctrls[i][0];
ctrl.id = this.lang_prefix + 'ctrl_' + this.ctrls[i][0];
var ctrl_value = this.ctrls[i][3];
//adding languages that are not in value
for(var j = 0; j < this.langs.length; j++){
code = this.langs[j][0];
if(ctrl_value.indexOf(this._get_open_tag(code)) == -1)
ctrl_value += this._get_tagged_value(code,'');
}
//assignig value
ctrl.value = ctrl_value;
//adding control to the form
form.appendChild(ctrl);
}
//setting form on sumbit
form = document.getElementById(this.form_id);
//backing up old onsumbit
if(form.onsubmit){
this.form_onsubmit = form.onsubmit;
}
//setting new onsubmit
form.onsubmit = lang_on_form_submit;
//creating tab controlrm.onsubmit = lang_submitform;
tab_container = document.getElementById(this.tab_container_id);
if(!tab_container) return;
tab_container.innerHTML = this.tabctrl.get_html();
tab_container.innerHTML += '
Attiva la lingua \"\"
';
//updatiung state
this.state = 1;
//updating user controls
if(this.active_lang_code){
this.update_user_ctrls(this.active_lang_code);
}
//updating enabled checkbox state
this.update_enable_checkbox_state();
//updating enabled checkbox visibility
this.update_enable_checkbox_visibility();
//updating controls visibility
this.update_ctrls_visibility();
}
//prepares controls for submit operations
CLangmgr.prototype.submit = function(){
//checking for required fields
if(this.check_required() !== false) return false;
//executing old submit
if(this.form_onsubmit){
if(!this.form_onsubmit())
return false;
}
//updating lang controls
this.update_lang_ctrls(this.active_lang_code);
//changing controls names
for(var i = 0; i < this.ctrls.length; i++){
//getting user control
user_ctrl = document.getElementById(this.ctrls[i][0]);
//changing user control name
user_ctrl.name = '';
//getting lang control
lang_ctrl = document.getElementById(this.lang_prefix + 'ctrl_' + this.ctrls[i][0]);
//setting new lang control name
lang_ctrl.name = this.ctrls[i][0];
//deleting non-active langs values
for(var j = 0; j < this.langs.length; j++){
if(this.langs[j][2]) continue;
open_tag = this._get_open_tag(this.langs[j][0]);
close_tag = this._get_close_tag(this.langs[j][0]);
//getting start and end index of the value for the current code and control
lang_ctrl_value = lang_ctrl.value;
start = lang_ctrl_value.indexOf(open_tag);
end = lang_ctrl_value.indexOf(close_tag) + close_tag.length - 1;
//setting value
lang_ctrl.value = lang_ctrl_value.substring(0, start) + lang_ctrl_value.substring(end + 1, lang_ctrl_value.length)
}
}
//returning
return true;
}
//check required fields for lang code
CLangmgr.prototype.check_required_lang = function(code){
lang = this.get_lang(code);
if(!lang) return false;
if(!lang[2]) return false;
//updating lang controls
this.update_lang_ctrls(this.active_lang_code);
//initializing result
var result = new Array();
//getting required array
for(var i = 0; i < this.ctrls.length; i++){
if(this.ctrls[i][2] && !this._get_lang_ctrl_value(this.ctrls[i][0], code))
result[result.length] = this.ctrls[i][0];
}
//returning result
if(result.length == 0)
return false;
else
return result;
}
//check required fields for all languages
CLangmgr.prototype.check_required = function(){
//updating lang controls
this.update_lang_ctrls(this.active_lang_code);
//initializing result
var result = new Array();
//getting required array
for(var j = 0; j < this.langs.length; j++){
//continuing if language is not active
if(!this.langs[j][2]) continue;
//initializing lang result
var lang_result = new Array();
//getting required array for current lang
for(var i = 0; i < this.ctrls.length; i++){
if(this.ctrls[i][2] && !this._get_lang_ctrl_value(this.ctrls[i][0], this.langs[j][0]))
lang_result[lang_result.length] = this.ctrls[i][0];
}
//setting global required array
if(lang_result.length != 0)
result[result.length] = lang_result;
}
//returning result
if(result.length == 0)
return false;
else
return result;
}
//check required fields for lang code
CLangmgr.prototype.check_required_ctrl_lang = function(ctrl_id, code){
lang = this.get_lang(code);
if(!lang) return false;
if(!lang[2]) return false;
//updating lang controls
this.update_lang_ctrls(this.active_lang_code);
//initializing result
var result = false;
//getting required array
for(var i = 0; i < this.ctrls.length; i++){
if(this.ctrls[i][0] == ctrl_id){
if(this.ctrls[i][2] && !this._get_lang_ctrl_value(this.ctrls[i][0], code))
result = true;
break;
}
}
//returning result
return result;
}
//check required fields for all languages
CLangmgr.prototype.check_required_ctrl = function(ctrl_id){
//updating lang controls
this.update_lang_ctrls(this.active_lang_code);
//initializing result
var result = new Array();
//getting required array
for(var j = 0; j < this.langs.length; j++){
//continuing if language is not active
if(!this.langs[j][2]) continue;
//initializing lang result
var result = new Array();
//getting required array for current lang
for(var i = 0; i < this.ctrls.length; i++){
if(this.ctrls[i][0] == ctrl_id){
if(this.ctrls[i][2] && !this._get_lang_ctrl_value(this.ctrls[i][0], this.langs[j][0]))
result[result.length] = this.langs[j][0];
break;
}
}
}
//returning result
if(result.length == 0)
return false;
else
return result;
}