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Created: Thu, Feb 6, 2:20 AM

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	Index: branches/5.1.x/core/units/helpers/category_helper.php
	===================================================================
	--- branches/5.1.x/core/units/helpers/category_helper.php (revision 13560)
	+++ branches/5.1.x/core/units/helpers/category_helper.php (revision 13561)
	@@ -1,587 +1,587 @@
	<?php
	/**
	* @version $Id$
	* @package In-Portal
	* @copyright Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
	* @license GNU/GPL
	* In-Portal is Open Source software.
	* This means that this software may have been modified pursuant
	* the GNU General Public License, and as distributed it includes
	* or is derivative of works licensed under the GNU General Public License
	* or other free or open source software licenses.
	* See http://www.in-portal.org/license for copyright notices and details.
	*/

	defined('FULL_PATH') or die('restricted access!');

	class CategoryHelper extends kHelper {

	/**
	* Structure tree for ParentId field in category or category items
	*
	* @var Array
	*/
	var $_structureTree = null;

	/**
	* ID of primary language (only for caching)
	*
	* @var int
	*/
	var $_primaryLanguageId = false;

	/**
	* Prints category path using given blocks. Also supports used defined path elements at the end.
	*
	* @param Array $params
	* @return string
	*/
	function NavigationBar($params)
	{
	$params['is_first'] = 1;
	$main_category_id = isset($params['cat_id']) ? $params['cat_id'] : $this->Application->GetVar('m_cat_id');

	if (array_key_exists('shift', $params) && $params['shift']) {
	$home_element = '';
	$params['shift']--;
	}
	else {
	$home_element = $this->getHomeCategoryPath($params, $main_category_id);
	unset($params['is_first']);
	}

	if (!getArrayValue($params, 'titles') && !getArrayValue($params, 'templates')) {
	// no static templates given, show only category path
	return $home_element . $this->getCategoryPath($main_category_id, $params);
	}

	$navigation_parts = $this->getNavigationParts($params['titles'], $params['templates']);

	$ret = '';
	$block_params = Array (); //$params; // sort of TagProcessor:prepareTagParams
	$block_params['no_editing'] = 1;
	$block_params['category'] = 0;
	$block_params['separator'] = $params['separator'];
	$show_category = getArrayValue($params, 'show_category');

	$current_template = $this->Application->GetVar('t');
	$physical_template = array_search($current_template, $this->Application->structureTemplateMapping);

	if ($physical_template !== false) {
	// replace menu template name with it's actual template name on disk
	list ($current_template) = explode(':', $physical_template, 2);
	}

	foreach ($navigation_parts as $template => $title) {
	$block_params['template'] = $template;

	if ($title == '__item__') {
	if ($show_category) {
	$ret .= $this->getCategoryPath($main_category_id, $params);
	$show_category = false;
	}

	$category_path = $this->getCategoryParentPath($main_category_id);
	$module_info = $this->getCategoryModule($params, array_keys($category_path));
	if (!$module_info) {
	continue;
	}

	$module_prefix = $module_info['Var'];
	$object =& $this->Application->recallObject($module_prefix);
	/* @var $object kCatDBItem */

	$title_field = $this->Application->getUnitOption($module_prefix, 'TitleField');
	$block_params['title'] = $object->GetField($title_field);
	$block_params['prefix'] = $module_prefix;
	$block_params['current'] = 0;

	$block_params['name'] = $this->SelectParam($params, 'module_item_render_as,render_as');
	}
	else {
	$block_params['current'] = ($template == $current_template);
	$block_params['title'] = $this->Application->Phrase($title);

	$block_params['name'] = $template == $current_template ? $params['current_render_as'] : $params['render_as'];
	}

	$ret .= $this->Application->ParseBlock($block_params);
	}

	if ($show_category) {
	$params['no_current'] = true;
	return $home_element . ($show_category ? $this->getCategoryPath($main_category_id, $params) : '') . $ret;
	}

	return $home_element . $ret;
	}

	/**
	* Get navigation parts
	*
	* @param Array $titles
	* @param Array $templates
	* @return Array
	*/
	function getNavigationParts($titles, $templates)
	{
	$titles = explode(',', $titles);
	$templates = explode(',', $templates);

	$ret = Array ();
	foreach ($templates as $template_pos => $template) {
	$ret[$template] = $titles[$template_pos];
	}

	return $ret;
	}

	/**
	* Renders path to given category using given blocks.
	*
	* @param int $main_category_id
	* @param Array $params
	* @return string
	*/
	function getCategoryPath($main_category_id, $params)
	{
	$category_path = $this->getCategoryParentPath($main_category_id);
	if (!$category_path) {
	// in "Home" category
	return '';
	}

	if (array_key_exists('shift', $params) && $params['shift']) {
	array_splice($category_path, 0, $params['shift']);
	}

	$module_info = $this->getCategoryModule($params, array_keys($category_path));

	$module_category_id = $module_info['RootCat'];
	$module_item_id = $this->Application->GetVar($module_info['Var'].'_id');

	$ret = '';
	$block_params['category'] = 1;
	$block_params['no_editing'] = 1;

	if (array_key_exists('is_first', $params)) {
	$block_params['is_first'] = $params['is_first'];
	}

	$block_params['separator'] = $params['separator'];
	$no_current = isset($params['no_current']) && $params['no_current'];

	$backup_category_id = $this->Application->GetVar('c_id');
	foreach ($category_path as $category_id => $category_name) {
	$block_params['cat_id'] = $category_id;
	$block_params['cat_name'] = $block_params['title'] = $category_name;

	if ($no_current) {
	$block_params['current'] = 0;
	}
	else {
	$block_params['current'] = ($main_category_id == $category_id) && !$module_item_id ? 1 : 0;
	}

	$block_params['is_module_root'] = $category_id == $module_category_id ? 1 : 0;
	$block_params['name'] = $this->SelectParam($params, 'render_as,block');

	// which block to parse as current ?
	if ($block_params['is_module_root']) {
	$block_params['name'] = $this->SelectParam($params, 'module_root_render_as,render_as');
	$block_params['module_index'] = $module_info['TemplatePath'].'index';
	}

	if ($block_params['current']) {
	$block_params['name'] = $this->SelectParam($params, 'current_render_as,render_as');
	}

	$this->Application->SetVar('c_id', $category_id);
	$ret .= $this->Application->ParseBlock($block_params);

	if (array_key_exists('is_first', $block_params)) {
	unset($block_params['is_first']);
	}
	}

	$this->Application->SetVar('c_id', $backup_category_id);

	return $ret;
	}

	/**
	* Returns module information based on given module name or current category (relative to module root categories)
	*
	* @param Array $params
	* @param Array $category_ids category parent path (already as array)
	* @return Array
	*/
	function getCategoryModule($params, $category_ids)
	{
	if (isset($params['module'])) {
	// get module by name specified
	$module_info = $this->Application->findModule('Name', $params['module']);

	}
	elseif ($category_ids) {
	// get module by category path
	$module_root_categories = $this->getModuleRootCategories();
	$common_categories = array_intersect($category_ids, $module_root_categories);
	$module_category_id = array_shift($common_categories); // get 1st common category
	$module_info = $this->Application->findModule('RootCat', $module_category_id);
	}

	return $module_info;
	}

	/**
	* Renders path to top catalog category
	*
	* @param Array $params
	* @param int $current_category
	* @return string
	*/
	function getHomeCategoryPath($params, $current_category)
	{
	$block_params['cat_id'] = $this->Application->findModule('Name', 'Core', 'RootCat'); // 0;
	$block_params['no_editing'] = 1;
	$block_params['current'] = $current_category == $block_params['cat_id'] ? 1 : 0;
	$block_params['separator'] = $params['separator'];
	$block_params['is_first'] = $params['is_first'];
	$block_params['cat_name'] = $this->Application->ProcessParsedTag('m', 'RootCategoryName', $params);
	$block_params['name'] = $this->SelectParam($params, 'root_cat_render_as,render_as');

	return $this->Application->ParseBlock($block_params);
	}

	/**
	* Returns root categories from all modules
	*
	* @return Array
	*/
	function getModuleRootCategories()
	{
	static $root_categories = null;

	if (!isset($root_categories)) {
	$root_categories = Array ();
	foreach ($this->Application->ModuleInfo as $module_name => $module_info) {
	array_push($root_categories, $module_info['RootCat']);
	}

	$root_categories = array_unique($root_categories);
	}

	return $root_categories;
	}

	/**
	* Returns given category's parent path as array of id=>name elements
	*
	* @param int $main_category_id
	* @return Array
	*/
	function getCategoryParentPath($main_category_id)
	{
	if ($main_category_id == 0) {
	// don't query path for "Home" category
	return Array ();
	}

	- $cache_key = 'parent_paths[%CIDSerial:' . $main_category_id . '%]';
	+ $cache_key = 'parent_paths_named[%CIDSerial:' . $main_category_id . '%]';
	$cached_path = $this->Application->getCache($cache_key);

	if ($cached_path === false) {
	$ml_formatter =& $this->Application->recallObject('kMultiLanguage');
	$navbar_field = $ml_formatter->LangFieldName('CachedNavBar');

	$id_field = $this->Application->getUnitOption('c', 'IDField');
	$table_name = $this->Application->getUnitOption('c', 'TableName');

	$this->Conn->nextQueryCachable = true;
	$sql = 'SELECT '.$navbar_field.', ParentPath
	FROM '.$table_name.'
	WHERE '.$id_field.' = '.$main_category_id;
	$category_data = $this->Conn->GetRow($sql);

	$cached_path = Array ();
	$skip_category = $this->Application->findModule('Name', 'Core', 'RootCat');

	if ($category_data) {
	$category_names = explode('&\|&', $category_data[$navbar_field]);
	$category_ids = explode('\|', substr($category_data['ParentPath'], 1, -1));

	foreach ($category_ids as $category_index => $category_id) {
	if ($category_id == $skip_category) {
	continue;
	}

	$cached_path[$category_id] = $category_names[$category_index];
	}
	}

	$this->Application->setCache($cache_key, $cached_path);
	}

	return $cached_path;
	}

	/**
	* Not tag, method for parameter
	* selection from list in this TagProcessor
	*
	* @param Array $params
	* @param string $possible_names
	* @return string
	* @access public
	*/
	function SelectParam($params, $possible_names)
	{
	if (!is_array($params)) return;
	if (!is_array($possible_names))

	$possible_names = explode(',', $possible_names);
	foreach ($possible_names as $name)
	{
	if( isset($params[$name]) ) return $params[$name];
	}
	return false;
	}

	/**
	* Converts multi-dimensional category structure in one-dimensional option array (category_id=>category_name)
	*
	* @param Array $data
	* @param int $parent_category_id
	* @param int_type $language_id
	* @param int $theme_id
	* @param int $level
	* @return Array
	*/
	function _printChildren(&$data, $parent_category_id, $language_id, $theme_id, $level = 0)
	{
	if ($data['ThemeId'] != $theme_id && $data['ThemeId'] != 0) {
	// don't show system templates from different themes
	return Array ();
	}

	$category_language = $data['l' . $language_id . '_Name'] ? $language_id : $this->_primaryLanguageId;
	$ret = Array($parent_category_id => str_repeat('-', $level).' '.$data['l' . $category_language . '_Name']);

	if ($data['children']) {
	$level++;
	foreach ($data['children'] as $category_id => $category_data) {
	$ret = array_merge_recursive2($ret, $this->_printChildren($data['children'][$category_id], $category_id, $language_id, $theme_id, $level));
	}
	}

	return $ret;
	}

	/**
	* Returns information about children under parent path (recursive)
	*
	* @param int $parent_category_id
	* @param int $language_count
	* @return Array
	*/
	function _getChildren($parent_category_id, $language_count)
	{
	$id_field = $this->Application->getUnitOption('c', 'IDField');

	// get category children + parent category
	$sql = 'SELECT *
	FROM '.$this->Application->getUnitOption('c', 'TableName').'
	WHERE ParentId = '.$parent_category_id.' OR '.$id_field.' = '.$parent_category_id.'
	ORDER BY Priority DESC';
	$categories = $this->Conn->Query($sql, $id_field);

	$parent_data = $categories[$parent_category_id];
	unset($categories[$parent_category_id]);

	// no children for this category
	$data = Array ('id' => $parent_data[$id_field], 'children' => false, 'ThemeId' => $parent_data['ThemeId']);
	for ($i = 1; $i <= $language_count; $i++) {
	$data['l'.$i.'_Name'] = $parent_data['l'.$i.'_Name'];
	}

	if (!$categories) {
	// no children
	return $data;
	}

	// category has children
	foreach ($categories as $category_id => $category_data) {
	$data['children'][$category_id] = $this->_getChildren($category_id, $language_count);
	}

	return $data;
	}

	/**
	* Generates OR retrieves from cache structure tree
	*
	* @return Array
	*/
	function &_getStructureTree()
	{
	// get cached version of structure tree
	if ($this->Application->isCachingType(CACHING_TYPE_MEMORY)) {
	$data = $this->Application->getCache('master:StructureTree', false);
	}
	else {
	$data = $this->Application->getDBCache('StructureTree');
	}

	if ($data) {
	$data = unserialize($data);

	return $data;
	}

	// generate structure tree from scratch
	$ml_helper =& $this->Application->recallObject('kMultiLanguageHelper');
	/* @var $ml_helper kMultiLanguageHelper */

	$language_count = $ml_helper->getLanguageCount();

	$root_category = $this->Application->findModule('Name', 'Core', 'RootCat');
	$data = $this->_getChildren($root_category, $language_count);

	if ($this->Application->isCachingType(CACHING_TYPE_MEMORY)) {
	$this->Application->setCache('master:StructureTree', serialize($data));
	}
	else {
	$this->Application->setDBCache('StructureTree', serialize($data));
	}

	return $data;
	}

	function getTemplateMapping()
	{
	if ($this->Application->isCachingType(CACHING_TYPE_MEMORY)) {
	$data = $this->Application->getCache('master:template_mapping', false);
	}
	else {
	$data = $this->Application->getDBCache('template_mapping');
	}

	if ($data) {
	return unserialize($data);
	}

	$sql = 'SELECT
	IF(c.IsSystem, CONCAT(c.Template, ":", c.ThemeId), CONCAT("id:", c.CategoryId)) AS SrcTemplate,
	LOWER(
	IF(
	c.SymLinkCategoryId IS NOT NULL,
	(SELECT cc.NamedParentPath FROM ' . TABLE_PREFIX . 'Category AS cc WHERE cc.CategoryId = c.SymLinkCategoryId),
	c.NamedParentPath
	)
	) AS DstTemplate,
	c.UseExternalUrl, c.ExternalUrl
	FROM ' . TABLE_PREFIX . 'Category AS c
	WHERE c.Status = ' . STATUS_ACTIVE;
	$pages = $this->Conn->Query($sql, 'SrcTemplate');

	$mapping = Array ();
	$base_url = $this->Application->BaseURL();

	foreach ($pages as $src_template => $page) {
	// process external url, before placing in cache
	if ($page['UseExternalUrl']) {
	$external_url = $page['ExternalUrl'];

	if (!preg_match('/^(.?):\/\/(.)$/', $external_url)) {
	// url without protocol will be relative url to our site
	$external_url = $base_url . $external_url;
	}

	$dst_template = 'external:' . $external_url;
	}
	else {
	$dst_template = preg_replace('/^Content\//i', '', $page['DstTemplate']);
	}

	$mapping[$src_template] = $dst_template;
	}

	if ($this->Application->isCachingType(CACHING_TYPE_MEMORY)) {
	$data = $this->Application->setCache('master:template_mapping', serialize($mapping));
	}
	else {
	$this->Application->setDBCache('template_mapping', serialize($mapping));
	}

	return $mapping;
	}

	/**
	* Returns category structure as field option list
	*
	* @return Array
	*/
	function getStructureTreeAsOptions()
	{
	if ((defined('IS_INSTALL') && IS_INSTALL) \|\| !$this->Application->isAdmin) {
	// no need to create category structure during install
	// OR on Front-End, because it's not used there
	return Array ();
	}

	if (isset($this->_structureTree)) {
	return $this->_structureTree;
	}

	$themes_helper =& $this->Application->recallObject('ThemesHelper');
	/* @var $themes_helper kThemesHelper */

	$data = $this->_getStructureTree();

	$theme_id = (int)$themes_helper->getCurrentThemeId();
	$root_category = $this->Application->findModule('Name', 'Core', 'RootCat');

	$this->_primaryLanguageId = $this->Application->GetDefaultLanguageId();
	$this->_structureTree = $this->_printChildren($data, $root_category, $this->Application->GetVar('m_lang'), $theme_id);

	return $this->_structureTree;
	}

	/**
	* Replace links like "@@ID@@" to actual template names in given text
	*
	* @param string $text
	* @return string
	*/
	function replacePageIds($text)
	{
	if (!preg_match_all('/@@(\\d+)@@/', $text, $regs)) {
	return $text;
	}

	$page_ids = $regs[1];

	$sql = 'SELECT NamedParentPath, CategoryId
	FROM ' . TABLE_PREFIX . 'Category
	WHERE CategoryId IN (' . implode(',', $page_ids) . ')';
	$templates = $this->Conn->GetCol($sql, 'CategoryId');

	foreach ($page_ids as $page_id) {
	if (!array_key_exists($page_id, $templates)) {
	// internal page was deleted, but link to it was found in given content block data
	continue;
	}

	$url_params = Array ('m_cat_id' => $page_id, 'pass' => 'm');
	$page_url = $this->Application->HREF(strtolower($templates[$page_id]), '', $url_params);
	/*if ($this->Application->isAdmin) {
	$page_url = preg_replace('/&(admin\|editing_mode)=[\d]/', '', $page_url);
	}*/

	$text = str_replace('@@' . $page_id . '@@', $page_url, $text);
	}

	return $text;
	}
	}
	\ No newline at end of file

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