<?php
if(!defined('sugarEntry') || !sugarEntry) die('Not A Valid Entry Point');
/*********************************************************************************
 * The contents of this file are subject to the SugarCRM Public License Version
 * 1.1.3 ("License"); You may not use this file except in compliance with the
 * License. You may obtain a copy of the License at http://www.sugarcrm.com/SPL
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied.  See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * All copies of the Covered Code must include on each user interface screen:
 *    (i) the "Powered by SugarCRM" logo and
 *    (ii) the SugarCRM copyright notice
 * in the same form as they appear in the distribution.  See full license for
 * requirements.
 *
 * The Original Code is: SugarCRM Open Source
 * The Initial Developer of the Original Code is SugarCRM, Inc.
 * Portions created by SugarCRM are Copyright (C) 2004-2006 SugarCRM, Inc.;
 * All Rights Reserved.
 * Contributor(s): ______________________________________.
 ********************************************************************************/

class TabController{

var $required_modules = array('Home');

function get_system_tabs(){
	global $moduleList;
	
	static $system_tabs_result = null;
	
	// if the value is not already cached, then retrieve it.
	if(empty($system_tabs_result))
	{
		require_once('modules/Administration/Administration.php');
		$administration = new Administration();
		$administration->retrieveSettings('MySettings');
		if(isset($administration->settings) && isset($administration->settings['MySettings_tab'])){
			$tabs= $administration->settings['MySettings_tab'];
			$trimmed_tabs = trim($tabs);
			//make sure serialized string is not empty
			if (!empty($trimmed_tabs)){
				$tabs = base64_decode($tabs);
				$tabs = unserialize($tabs);
				$tabs = $this->get_key_array($tabs);
				$tabs['Home'] = 'Home';
				$tabs['UpgradeInfo'] = 'UpgradeInfo'; // CBI - add
				$system_tabs_result = $tabs;
			}else{
				$system_tabs_result = $this->get_key_array($moduleList);
			}
		}
		else
		{
			$system_tabs_result = $this->get_key_array($moduleList);
		}
	}
		
	return $system_tabs_result;
}

function get_tabs_system(){
	global $moduleList;
	$tabs = $this->get_system_tabs();
	$unsetTabs = $this->get_key_array($moduleList);
	foreach($tabs as $tab){
		unset($unsetTabs[$tab]);
	}
	return array($tabs,$unsetTabs);
}




function set_system_tabs($tabs){
	require_once('modules/Administration/Administration.php');
	$administration = new Administration();
	$serialized = base64_encode(serialize($tabs));
	$administration->saveSetting('MySettings', 'tab', $serialized);
}

function get_users_can_edit(){
	require_once('modules/Administration/Administration.php');
	$administration = new Administration();
	$administration->retrieveSettings('MySettings');
	if(isset($administration->settings) && isset($administration->settings['MySettings_disable_useredit'])){
		if($administration->settings['MySettings_disable_useredit'] == 'yes'){
			return false;
		}
}
return true;
}

function set_users_can_edit($boolean){
	global $current_user;
	if(is_admin($current_user)){
		require_once('modules/Administration/Administration.php');
		$administration = new Administration();
		if($boolean){
			$administration->saveSetting('MySettings', 'disable_useredit', 'no');
		}else{
			$administration->saveSetting('MySettings', 'disable_useredit', 'yes');
		}
	}
}


function get_key_array($arr){
	$new = array();
	if(!empty($arr)){
	foreach($arr as $val){
		$new[$val] = $val;
	}
	}
	return $new;
}

function set_user_tabs($tabs, &$user, $type='display'){
	if(empty($user)){
		global $current_user;
		$current_user->setPreference($type .'_tabs', $tabs);
	}else{
		$user->setPreference($type .'_tabs', $tabs);
	}
	
}

function get_user_tabs(&$user, $type='display'){
	$system_tabs = $this->get_system_tabs();
	$tabs = $user->getPreference($type .'_tabs');
	
	if(!empty($tabs)){
		$tabs = $this->get_key_array($tabs);
		if($type == 'display')
			$tabs['Home'] =  'Home';
			$tabs['UpgradeInfo'] = 'UpgradeInfo'; // CBI - add
		return $tabs;
	}
	else
	{
		if($type == 'display')
			return $system_tabs;
		else
			return array();
	}


}

function get_unset_tabs($user){
	global $moduleList;
	$tabs = $this->get_user_tabs($user);
	$unsetTabs = $this->get_key_array($moduleList);
	foreach($tabs as $tab){
		unset($unsetTabs[$tab]);
	}
	return $unsetTabs;


}

function get_old_user_tabs($user){
	$system_tabs = $this->get_system_tabs();
	
	$tabs = $user->getPreference('tabs');
	
	if(!empty($tabs))
	{
		$tabs = $this->get_key_array($tabs);
		$tabs['Home'] =  'Home';
		$tabs['UpgradeInfo'] = 'UpgradeInfo'; // CBI - add
		foreach($tabs as $tab)
		{
			if(!isset($system_tabs[$tab]))
			{
				unset($tabs[$tab]);
			}
		}
		return $tabs;
	}
	else
	{
		return $system_tabs;
	}


}

function get_old_tabs($user)
{
	global $moduleList;
	$tabs = $this->get_old_user_tabs($user);
	$system_tabs = $this->get_system_tabs();
	foreach($tabs as $tab)
	{
		unset($system_tabs[$tab]);
	}
	
	return array($tabs,$system_tabs);
}

function get_tabs($user)
{
	$display_tabs = $this->get_user_tabs($user, 'display');
	$hide_tabs = $this->get_user_tabs($user, 'hide');
	$remove_tabs = $this->get_user_tabs($user, 'remove');
	$system_tabs = $this->get_system_tabs();
	
	// remove access to tabs that roles do not give them permission to

	foreach($system_tabs as $key=>$value)
	{
		if(!isset($display_tabs[$key]))
			$display_tabs[$key] = $value;
	}

    ////////////////////////////////////////////////////////////////////
    // Jenny - Bug 6286: If someone has "old school roles" defined (before 4.0) and upgrades, 
    // then they can't remove those old roles through the UI. Also, when new tabs are added, 
    // users who had any of those "old school roles" defined have no way of being able to see 
    // those roles. We need to disable role checking.
	
    //$roleCheck = query_user_has_roles($user->id);
    $roleCheck = 0;
    ////////////////////////////////////////////////////////////////////
		if($roleCheck)
		{
			//grabs modules a user has access to via roles
			$role_tabs = get_user_allowed_modules($user->id);
	
			// adds modules to display_tabs if existant in roles
			foreach($role_tabs as $key=>$value)
			{
				if(!isset($display_tabs[$key]))
					$display_tabs[$key] = $value;
			}
		}
		
		// removes tabs from display_tabs if not existant in roles
		// or exist in the hidden tabs
		foreach($display_tabs as $key=>$value)
		{
			if($roleCheck)
			{			
				if(!isset($role_tabs[$key]))
					unset($display_tabs[$key]);
			}
			
			if(!isset($system_tabs[$key]))
				unset($display_tabs[$key]);
			if(isset($hide_tabs[$key]))
				unset($display_tabs[$key]);
		}

		// removes tabs from hide_tabs if not existant in roles
		foreach($hide_tabs as $key=>$value)
		{
			if($roleCheck)
			{
				if(!isset($role_tabs[$key]))
					unset($hide_tabs[$key]);
			}
			
			if(!isset($system_tabs[$key]))
				unset($hide_tabs[$key]);
		}
		
	// remove tabs from user if admin has removed specific tabs
	foreach($remove_tabs as $key=>$value)
	{
		if(isset($display_tabs[$key]))
			unset($display_tabs[$key]);
		if(isset($hide_tabs[$key]))
			unset($hide_tabs[$key]);
	}

	return array($display_tabs, $hide_tabs, $remove_tabs);
}

function restore_tabs($user){
	global $moduleList;
	$this->set_user_tabs($moduleList, $user);

}

function restore_system_tabs(){
	global $moduleList;
	$this->set_system_tabs($moduleList);

}


}


?>
