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catalog.js
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Thu, Jul 3, 8:25 PM

catalog.js
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function Catalog($url_mask, $cookie_prefix, $tab_shift) {
this.CookiePrefix = $cookie_prefix ? $cookie_prefix : '';
this.BusyRequest = new Array();
this.URLMask = $url_mask;
this.Separator = '#separator#';
this.ParentCategoryID = 0;
this.OnResponceMethod = null;
this.TabShift = isset($tab_shift) ? $tab_shift : 1; // start from 2nd tab (index starting from 0)
this.TabRegistry = new Array();
this.ActivePrefix = getCookie(this.CookiePrefix + 'active_prefix');
this.PreviousPrefix = this.ActivePrefix;
this.TabByCategory = false; // preselect tab by category (used in catalog only)
$ViewMenus = new Array('c');
}
Catalog.prototype.Init = function () {
var $prefix = this.queryTabRegistry('prefix', this.ActivePrefix, 'prefix');
if ($prefix !== this.ActivePrefix && this.TabRegistry.length > this.TabShift) {
// ActivePrefix not set or has non-existing prefix value
this.ActivePrefix = this.TabRegistry[this.TabShift]['prefix'];
}
this.SetAlternativeTabs();
this.AfterInit();
}
Catalog.prototype.AfterInit = function () {
this.go_to_cat();
}
Catalog.prototype.SetAlternativeTabs = function () {
// set alternative grids between all items (catalog is set when tab is loaded via AJAX first time)
var $i = this.TabShift;
while ($i < this.TabRegistry.length) {
// run through all prefixes
var $j = this.TabShift;
while ($j < this.TabRegistry.length) {
if (this.TabRegistry[$i]['prefix'] == this.TabRegistry[$j]['prefix']) {
$j++;
continue;
}
// and set alternative to all other prefixes
$GridManager.AddAlternativeGrid(this.TabRegistry[$i]['prefix'], this.TabRegistry[$j]['prefix']);
$j++;
}
$i++;
}
}
Catalog.prototype.submit_kernel_form = function($tab_id) {
var $prefix = 'dummy';
var $result_div = '';
if (isset($tab_id)) {
// responce result + progress are required
$prefix = this.queryTabRegistry('tab_id', $tab_id, 'prefix');
$result_div = $tab_id + '_div';
}
var $kf = document.getElementById($form_name);
Request.params = Request.serializeForm($kf);
Request.method = $kf.method.toUpperCase();
this.BusyRequest[$prefix] = false;
Request.makeRequest($kf.action, this.BusyRequest[$prefix], $result_div, this.successCallback, this.errorCallback, $result_div, this);
$form_name = 'kernel_form'; // restore back to main form with current category id of catalog
};
Catalog.prototype.successCallback = function($request, $params, $object) {
var $text = $request.responseText;
var $match_redirect = new RegExp('^#redirect#(.*)').exec($text);
if ($match_redirect != null) {
// redirect to external template requested
window.location.href = $match_redirect[1];
return false;
}
$params = $params.split(',');
var $js_end = $text.indexOf($object.Separator);
if ($js_end != -1) {
// allow to detect if output is permitted by ajax request parameters
var $request_visible = '$request_visible = ' + ($params[0].length ? 'true' : 'false') + "\n";
if ($params[0].length) {
document.getElementById($params[0]).innerHTML = $text.substring($js_end + $object.Separator.length);
eval($request_visible + $text.substring(0, $js_end));
}
else {
// eval JS only & set mark that js should not use HTML as usual in grids
eval($request_visible + $text.substring(0, $js_end));
}
}
else if ($params[0].length) {
document.getElementById($params[0]).innerHTML = $text;
}
if (typeof($object.OnResponceMethod) == 'function') {
$object.OnResponceMethod($object);
$object.OnResponceMethod = null;
}
if (typeof($Debugger) != 'undefined') {
$Debugger.Clear();
}
}
Catalog.prototype.trim = function ($string) {
return $string.replace(/\s*((\S+\s*)*)/, "$1").replace(/((\s*\S+)*)\s*/, "$1");
}
Catalog.prototype.errorCallback = function($request, $params, $object) {
// $Debugger.ShowProps($request, 'req');
alert('AJAX Error; class: Catalog; ' + Request.getErrorHtml($request));
}
Catalog.prototype.submit_event = function($prefix_special, $event, $t, $OnResponceMethod) {
if (typeof($OnResponceMethod) == 'function') {
this.OnResponceMethod = $OnResponceMethod;
}
var $prev_template = get_hidden_field('t');
if (!isset($prefix_special)) $prefix_special = this.getCurrentPrefix();
var $tab_id = this.queryTabRegistry('prefix', $prefix_special, 'tab_id');
$form_name = $tab_id + '_form'; // set firstly, because set_hidden_field uses it
if (isset($event)) set_hidden_field('events[' + $prefix_special + ']', $event);
if (isset($t)) set_hidden_field('t', $t);
this.submit_kernel_form($tab_id);
set_hidden_field('t', $prev_template);
}
Catalog.prototype.go_to_cat = function($cat_id, $module_prefix) {
if (!isset($cat_id)) {
// gets current category
$cat_id = get_hidden_field('m_cat_id');
}
else {
// sets new category to kernel_form in case if item tab
// loads faster and will check if it's category is same
// as parent category of categories list
if (get_hidden_field('m_cat_id') == $cat_id) {
// it's the same category, then don't reload category list
return ;
}
set_hidden_field('m_cat_id', $cat_id);
}
this.resetTabs(false);
// query sub categories of $cat_id
var $url = this.URLMask.replace('#TEMPLATE_NAME#', 'in-portal/xml/categories_list').replace('#CATEGORY_ID#', $cat_id);
var $prefix = this.TabRegistry[0]['prefix'];
var $tab_id = this.TabRegistry[0]['tab_id'];
this.BusyRequest[$prefix] = false;
Request.makeRequest($url, this.BusyRequest[$prefix], $tab_id + '_div', this.successCallback, this.errorCallback, $tab_id + '_div', this);
this.switchTab(this.TabByCategory ? $module_prefix : null); // refresh current item tab
}
// set all item tabs counters to "?" before quering catagories
Catalog.prototype.resetTabs = function($reset_content) {
var $i = this.TabShift;
while ($i < this.TabRegistry.length) {
this.setItemCount(this.TabRegistry[$i]['prefix'], '?');
$i++;
}
if ($reset_content) {
// set category for all tabs to -1 (forces reload next time)
$i = this.TabShift;
while ($i < this.TabRegistry.length) {
document.getElementById(this.TabRegistry[$i]['tab_id'] + '_div').setAttribute('category_id', -1);
$i++;
}
}
}
Catalog.prototype.switchTab = function($prefix, $force) {
if (this.queryTabRegistry('prefix', this.ActivePrefix, 'prefix') != this.ActivePrefix) {
// active prefix is not registred -> cookie left, but not modules installed/enabled at the moment
return false;
}
if (!isset($prefix)) $prefix = this.ActivePrefix;
if (this.BusyRequest[$prefix]) {
alert('prefix: ['+$prefix+']; request busy: ['+this.BusyRequest[$prefix]+']');
}
if (this.ActivePrefix != $prefix) {
// hide source tab
this.PreviousPrefix = this.ActivePrefix;
document.getElementById(this.PreviousPrefix + '_tab').className = 'catalog-tab-unselected';
document.getElementById(this.queryTabRegistry('prefix', this.PreviousPrefix, 'tab_id') + '_div').style.display = 'none';
this.HideDependentButtons(this.PreviousPrefix);
}
// show destination tab
this.ActivePrefix = $prefix;
document.getElementById(this.ActivePrefix + '_tab').className = 'catalog-tab-selected';
var $div_id = this.queryTabRegistry('prefix', this.ActivePrefix, 'tab_id') + '_div'; // destination tab
document.getElementById($div_id).style.display = 'block';
this.ShowDependentButtons(this.ActivePrefix);
this.setViewMenu(this.ActivePrefix);
setCookie(this.CookiePrefix + 'active_prefix', this.ActivePrefix);
this.refreshTab($prefix, $div_id, $force);
}
Catalog.prototype.refreshTab = function($prefix, $div_id, $force) {
var $cat_id = get_hidden_field('m_cat_id');
var $tab_cat_id = document.getElementById($div_id).getAttribute('category_id');
if ($cat_id != $tab_cat_id || $force) {
// query tab content only in case if not queried or category don't match
var $url = this.URLMask.replace('#TEMPLATE_NAME#', this.queryTabRegistry('prefix', $prefix, 'module_path') + '/catalog_tab');
$url = $url.replace('#CATEGORY_ID#', $cat_id);
$url = $url.replace('#PREFIX#', $prefix);
this.BusyRequest[$prefix] = false;
Request.makeRequest($url, this.BusyRequest[$prefix], $div_id, this.successCallback, this.errorCallback, $div_id, this);
}
/*else {
alert('refresh disabled = {tab: '+this.ActivePrefix+'; cat_id: '+$cat_id+'; form_name: '+$form_name+'}');
}*/
}
// adds information about tab to tab_registry
Catalog.prototype.registerTab = function($tab_id) {
var $tab = document.getElementById($tab_id + '_div');
var $index = this.TabRegistry.length;
this.TabRegistry[$index] = new Array();
this.TabRegistry[$index]['tab_id'] = $tab_id;
this.TabRegistry[$index]['prefix'] = $tab.getAttribute('prefix');
if ($tab_id == 'categories') {
this.TabRegistry[$index]['module_path'] = 'in-portal/';
}
else {
this.TabRegistry[$index]['module_path'] = $tab.getAttribute('edit_template').substring(0, $tab.getAttribute('edit_template').indexOf('/'));
}
this.TabRegistry[$index]['view_template'] = $tab.getAttribute('view_template');
this.TabRegistry[$index]['edit_template'] = $tab.getAttribute('edit_template');
this.TabRegistry[$index]['dep_buttons'] = $tab.getAttribute('dep_buttons').length > 0 ? $tab.getAttribute('dep_buttons').split(',') : new Array();
this.TabRegistry[$index]['index'] = $index;
}
// allows to get any information about tab
Catalog.prototype.queryTabRegistry = function($search_key, $search_value, $return_key) {
var $i = 0;
// alert('looking in '+$search_key+' for '+$search_value+' will return '+$return_key)
while ($i < this.TabRegistry.length) {
if (this.TabRegistry[$i][$search_key] == $search_value) {
// alert('got '+this.TabRegistry[$i][$return_key])
return this.TabRegistry[$i][$return_key];
break;
}
$i++;
}
return false;
}
Catalog.prototype.ShowDependentButtons = function($prefix) {
/*var $tab_id = this.queryTabRegistry('prefix', $prefix, 'tab_id')
if (!document.getElementById($tab_id + '_form')) {
// tab form not found => no permission to view -> no permission to do any actions
alert('no form: ['+$tab_id + '_form'+']');
return ;
}
else {
alert('has form: ['+$tab_id + '_form'+']');
}*/
var $dep_buttons = this.queryTabRegistry('prefix', $prefix, 'dep_buttons');
var $i = 0;
while ($i < $dep_buttons.length) {
a_toolbar.ShowButton($dep_buttons[$i]);
$i++;
}
}
Catalog.prototype.HideDependentButtons = function($prefix) {
var $dep_buttons = this.queryTabRegistry('prefix', $prefix, 'dep_buttons');
var $i = 0;
while ($i < $dep_buttons.length) {
a_toolbar.HideButton($dep_buttons[$i]);
$i++;
}
}
Catalog.prototype.setItemCount = function($prefix, $count) {
setInnerHTML($prefix + '_item_count', $count);
}
Catalog.prototype.setCurrentCategory = function($prefix, $category_id) {
var $tab_id = this.queryTabRegistry('prefix', $prefix, 'tab_id');
// alert('setting current category for prefix: ['+$prefix+']; tab_id ['+$tab_id+'] = ['+$category_id+']');
document.getElementById($tab_id + '_div').setAttribute('category_id', $category_id);
}
Catalog.prototype.getCurrentPrefix = function() {
if (isset(Grids[this.ActivePrefix]) && (Grids[this.ActivePrefix].SelectedCount > 0)) {
// item tab grid exists and some items are selected
return this.ActivePrefix;
}
else {
// return prefix of first registred tab -> categories
return this.TabRegistry[0]['prefix'];
}
}
Catalog.prototype.setViewMenu = function($item_prefix) {
if (this.TabShift == 1) {
$ViewMenus = isset($item_prefix) ? new Array('c', $item_prefix) : new Array('c');
}
else {
$ViewMenus = isset($item_prefix) ? new Array($item_prefix) : new Array();
}
}
Catalog.prototype.reflectPasteButton = function($status) {
a_toolbar.SetEnabled('paste', $status);
a_toolbar.SetEnabled('clear_clipboard', $status);
}

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