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permissions_tag_processor.php
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Mon, Sep 22, 8:10 PM

permissions_tag_processor.php
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<?php
/**
* @version $Id: permissions_tag_processor.php 13346 2010-04-06 08:21:04Z alex $
* @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 PermissionsTagProcessor extends kDBTagProcessor {
function HasPermission($params)
{
$section_name = $params['section_name'];
$sections_helper =& $this->Application->recallObject('SectionsHelper');
$section_data =& $sections_helper->getSectionData($section_name);
return array_search($params['perm_name'], $section_data['permissions']) !== false;
}
function HasAdvancedPermissions($params)
{
$section_name = $params['section_name'];
$sections_helper =& $this->Application->recallObject('SectionsHelper');
$section_data =& $sections_helper->getSectionData($section_name);
$ret = false;
foreach ($section_data['permissions'] as $perm_name) {
if (preg_match('/^advanced:(.*)/', $perm_name)) {
$ret = true;
break;
}
}
return $ret;
}
function PermissionValue($params)
{
$section_name = $params['section_name'];
$perm_name = $params['perm_name'];
$sections_helper =& $this->Application->recallObject('SectionsHelper');
$section_data =& $sections_helper->getSectionData($section_name);
if ($section_data && isset($section_data['perm_prefix'])) {
// using permission from other prefix
$section_name = $this->Application->getUnitOption($section_data['perm_prefix'].'.main', 'PermSection');
}
$permissions_helper =& $this->Application->recallObject('PermissionsHelper');
if (!$permissions_helper->isOldPermission($section_name, $perm_name)) {
$perm_name = $section_name.'.'.$perm_name;
}
return $permissions_helper->getPermissionValue($perm_name);
}
function LoadPermissions($params)
{
$permissions_helper =& $this->Application->recallObject('PermissionsHelper');
$prefix_parts = explode('-', $this->Prefix, 2);
/* @var $permissions_helper kPermissionsHelper */
$permissions_helper->LoadPermissions($this->Application->GetVar('g_id'), 0, 1, 'g');
}
function LevelIndicator($params)
{
return $params['level'] * $params['multiply'];
}
function PrintPermissions($params)
{
$category =& $this->Application->recallObject('c');
/* @var $category kDBItem */
$group_id = $this->Application->GetVar('group_id');
$prefix = $this->Application->GetVar('item_prefix');
$module = $this->Application->findModule('Var', $prefix, 'Name');
$perm_live_table = $this->Application->getUnitOption('c-perm', 'TableName');
$perm_temp_table = $this->Application->GetTempName($perm_live_table, 'prefix:'.$this->Prefix);
if ($category->GetID() == 0) {
$categories = Array(0);
}
else {
$categories = explode('|', substr($category->GetDBField('ParentPath'), 1, -1));
}
if (count($categories) == 1 || $category->GetID() == 0) {
// category located in root category ("Home") => then add it to path virtually
array_unshift($categories, 0);
}
$this_cat = array_pop($categories);
// get permission name + category position in parent path that has value set for that permission
$case = 'MAX(CASE p.CatId';
foreach ($categories as $pos => $cat_id) {
$case .= ' WHEN '.$cat_id.' THEN '.$pos;
}
$case .= ' END) AS InheritedPosition';
$sql = 'SELECT '.$case.', p.Permission AS Perm
FROM '.$perm_live_table.' p
LEFT JOIN '.TABLE_PREFIX.'PermissionConfig pc ON pc.PermissionName = p.Permission
WHERE
p.CatId IN ('.implode(',', $categories).') AND
pc.ModuleId = ' . $this->Conn->qstr($module) . ' AND
(
(p.GroupId = ' . (int)$group_id . ' AND p.Type = 0)
)
GROUP BY Perm';
$perm_positions = $this->Conn->GetCol($sql, 'Perm');
$pos_sql = '';
foreach ($perm_positions as $perm_name => $category_pos) {
$pos_sql .= '(#TABLE_PREFIX#.Permission = "'.$perm_name.'" AND #TABLE_PREFIX#.CatId = '.$categories[$category_pos].') OR ';
}
$pos_sql = $pos_sql ? substr($pos_sql, 0, -4) : '0';
// get all permissions list with iheritence status, inherited category id and permission value
$sql = 'SELECT pc.PermissionName,
pc.Description,
IF (tmp_p.PermissionValue IS NULL AND p.PermissionValue IS NULL,
0,
IF (tmp_p.PermissionValue IS NOT NULL, tmp_p.PermissionValue, p.PermissionValue)
) AS Value,
IF (tmp_p.CatId IS NOT NULL, tmp_p.CatId, IF(p.CatId IS NOT NULL, p.CatId, 0) ) AS InheritedFrom,
IF(tmp_p.CatId = '.$category->GetID().', 0, 1) AS Inherited,
IF(p.PermissionValue IS NOT NULL, p.PermissionValue, 0) AS InheritedValue
FROM '.TABLE_PREFIX.'PermissionConfig pc
LEFT JOIN '.$perm_live_table.' p
ON (p.Permission = pc.PermissionName) AND ('.str_replace('#TABLE_PREFIX#', 'p', $pos_sql).') AND (p.GroupId = '.(int)$group_id.')
LEFT JOIN '.$perm_temp_table.' tmp_p
ON (tmp_p.Permission = pc.PermissionName) AND (tmp_p.CatId = '.$this_cat.') AND (tmp_p.GroupId = '.$group_id.')
WHERE ModuleId = "'.$module.'"';
$permissions = $this->Conn->Query($sql);
$ret = '';
$block_params = array_merge_recursive2( $this->prepareTagParams($params), Array('name' => $params['render_as']));
foreach ($permissions as $perm_record) {
$block_params = array_merge_recursive2($block_params, $perm_record);
$ret .= $this->Application->ParseBlock($block_params);
}
return $ret;
}
/**
* Print module tab for each module
*
* @param Array $params
* @return string
*/
function PrintTabs($params)
{
$ret = '';
$block_params = $params;
foreach ($this->Application->ModuleInfo as $module_name => $module_data) {
if (!$this->Application->prefixRegistred($module_data['Var']) || !$this->Application->getUnitOption($module_data['Var'], 'CatalogItem')) continue;
$params['item_prefix'] = $module_data['Var'];
$ret .= $this->Application->IncludeTemplate($params);
}
return $ret;
}
/**
* Returns category name by ID
*
* @param Array $params
*/
function CategoryPath($params)
{
$category_id = $params['cat_id'];
$category_path = $this->Application->getCache('category_paths', $category_id);
if ($category_path === false) {
// not chached
if ($category_id > 0) {
$id_field = $this->Application->getUnitOption('c', 'IDField');
$table_name = $this->Application->getUnitOption('c', 'TableName');
$ml_formatter =& $this->Application->recallObject('kMultiLanguage');
$sql = 'SELECT '.$ml_formatter->LangFieldName('CachedNavbar').'
FROM '.$table_name.'
WHERE '.$id_field.' = '.$category_id;
$cached_navbar = preg_replace('/^Content(&\|&){0,1}/i', '', $this->Conn->GetOne($sql));
$category_path = trim($this->CategoryPath( Array('cat_id' => 0) ).' > '.str_replace('&|&', ' > ', $cached_navbar), ' > ');
}
else {
$category_path = $this->Application->Phrase( $this->Application->ConfigValue('Root_Name') );
}
$this->Application->setCache('category_paths', $category_id, $category_path);
}
return $category_path;
}
function PermInputName($params)
{
return $this->Prefix.'['.$this->Application->GetVar('group_id').']['.$this->Application->Parser->GetParam('PermissionName').']['.$params['sub_key'].']';
}
}

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