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File name : CalendarDisplay.php

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<?php
if(!defined('sugarEntry') || !sugarEntry) die('Not A Valid Entry Point');
/*********************************************************************************
 * SugarCRM Community Edition is a customer relationship management program developed by
 * SugarCRM, Inc. Copyright (C) 2004-2013 SugarCRM Inc.

* SuiteCRM is an extension to SugarCRM Community Edition developed by Salesagility Ltd.
 * Copyright (C) 2011 - 2014 Salesagility Ltd.
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License version 3 as published by the
 * Free Software Foundation with the addition of the following permission added
 * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
 * IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
 * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Affero General Public License along with
 * this program; if not, see http://www.gnu.org/licenses or write to the Free
 * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 *
 * You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
 * SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License version 3.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "Powered by
 * SugarCRM" logo and "Supercharged by SuiteCRM" logo. If the display of the logos is not
 * reasonably feasible for  technical reasons, the Appropriate Legal Notices must
 * display the words  "Powered by SugarCRM" and "Supercharged by SuiteCRM".
 ********************************************************************************/

class CalendarDisplay {

/**
	 * colors of items on calendar
	 */
	public $activity_colors = array(
		'Meetings' => array(
			'border' => '87719C',
			'body' => '6B5171',
			'text' => 'E5E5E5'
		),
		'Calls' => array(
			'border' => '487166',
			'body' => '72B3A1',
			'text' => 'E5E5E5'
		),
		'Tasks' => array(
			'border' => '515A71',
			'body' => '707C9C',
			'text' => 'E5E5E5'
		),
		'FP_events' => array(
			'border' => 'C29B8A',
			'body' => '7D6459',
			'text' => 'E5E5E5'
		),
		'Project' => array(
			'border' => '699DC9',
			'body' => '557FA3',
			'text' => 'E5E5E5'
		),
		'ProjectTask' => array(
			'border' => '83C489',
			'body' => '659769',
			'text' => 'E5E5E5'
		),
	);
	/**
	 * constructor
	 * @param Calendar $cal
	 * @param string $dashlet_id for dashlet mode
	 * @param array $views
	 */
	function __construct(Calendar $cal,$dashlet_id = "", $views = array()){
		global $sugar_config;
		if(isset($sugar_config['CalendarColors']) && is_array($sugar_config['CalendarColors'])){
			$this->activity_colors = array_merge($this->activity_colors, $sugar_config['CalendarColors']);
		}
		$this->cal = $cal;
		$this->dashlet_id = $dashlet_id;
		$this->views = $views;
	}

/**
	 * main displaying function of Calendar
	 */
	public function display(){

global $timedate, $current_user;

$cal = &$this->cal;
		$ss = new Sugar_Smarty();

$ss->assign('APP',$GLOBALS['app_strings']);
		$ss->assign('APPLIST',$GLOBALS['app_list_strings']);
		$ss->assign('MOD',$GLOBALS['cal_strings']);

$ss->assign('view',$cal->view);
		$ss->assign('style',$cal->style);
		$ss->assign('t_step',$cal->time_step);
		$ss->assign('current_user_id',$GLOBALS['current_user']->id);
		$ss->assign('current_user_name',$GLOBALS['current_user']->name);
		$ss->assign('time_format',$GLOBALS['timedate']->get_user_time_format());
		$ss->assign('enable_repeat',$this->cal->enable_repeat);
		$ss->assign('items_draggable',SugarConfig::getInstance()->get('calendar.items_draggable',true));
		$ss->assign('items_resizable',SugarConfig::getInstance()->get('calendar.items_resizable',true));
		$ss->assign('cells_per_day',$cal->cells_per_day);
		$ss->assign('activityColors',json_encode($this->checkActivity($this->activity_colors) ) );
		$ss->assign('dashlet',$cal->dashlet);
		$ss->assign('grid_start_ts',intval($cal->grid_start_ts));
		
		$ss->assign('year', $cal->date_time->format('Y'));
		$ss->assign('month', $cal->date_time->format('m'));
		$ss->assign('day', $cal->date_time->format('d'));

$ss->assign('CALENDAR_FORMAT',$GLOBALS['timedate']->get_cal_date_format());
		$ss->assign('CALENDAR_FDOW',$GLOBALS['current_user']->get_first_day_of_week());

$ss->assign('basic_min_height',"'auto'");
		
		$ss->assign('isPrint', $this->cal->isPrint() ? 'true': 'false');

if(count($cal->shared_ids)){
			$ss->assign('shared_ids',$cal->shared_ids);
			$ss->assign('shared_users_count',count($cal->shared_ids));
		}

$ss->assign('start_weekday',$GLOBALS['current_user']->get_first_day_of_week());
		$ss->assign('scroll_slot',$this->cal->scroll_slot);

$ss->assign('editview_width',SugarConfig::getInstance()->get('calendar.editview_width',800));
		$ss->assign('editview_height',SugarConfig::getInstance()->get('calendar.editview_height',600));

$ss->assign('a_str',json_encode($cal->items));

$start = $current_user->getPreference('day_start_time');
		if(is_null($start)) {
			$start = SugarConfig::getInstance()->get('calendar.default_day_start',"08:00");
		}
		$ss->assign('day_start_time',$start);

$end = $current_user->getPreference('day_end_time');
		if(is_null($end)) {
			$end = SugarConfig::getInstance()->get('calendar.default_day_end',"19:00");
		}
		$ss->assign('day_end_time',$end);

$ss->assign('sugar_body_only',(isset($_REQUEST['to_pdf']) && $_REQUEST['to_pdf'] || isset($_REQUEST['sugar_body_only']) && $_REQUEST['sugar_body_only']));
		require_once('include/json_config.php');
		global $json;
		$json = getJSONobj();
		$json_config = new json_config();
		$ss->assign('GRjavascript',$json_config->get_static_json_server(false, true, 'Meetings'));

// form
		$user_default_date_start  = $timedate->asUser($timedate->getNow());
		$ss->assign('user_default_date_start',$user_default_date_start);
		// end form
		$location_array = "";
		foreach($this->views as $view){
			$location_array[] = $view;
		}
		$current_language = explode("_",$GLOBALS['current_language']);
		$ss->assign("langprefix", $current_language[0]);

$ss->assign('custom_views',$location_array);
		if($_REQUEST['module'] == "Calendar"){
			$this->load_settings_template($ss);
			$settings = get_custom_file_if_exists("modules/Calendar/tpls/settings.tpl");
			$ss->assign("settings",$settings);
		}
		//mark date format for user.
		$date_format = $this->convertPHPToMomentFormat($GLOBALS['current_user']->getPreference('datef') . " " . $GLOBALS['current_user']->getPreference('timef'));
		$ss->assign('datetime_user_format', $date_format);

$main = get_custom_file_if_exists("modules/Calendar/tpls/main.tpl");
		$form_tpl = get_custom_file_if_exists("modules/Calendar/tpls/form.tpl");

$ss->assign("form",$form_tpl);

if($this->cal->enable_repeat){
			$repeat_tpl = get_custom_file_if_exists("modules/Calendar/tpls/repeat.tpl");
			$ss->assign("repeat",$repeat_tpl);

$repeat_intervals = array();
			for($i = 1; $i <= 30; $i++)
				$repeat_intervals[$i] = $i;
			$ss->assign("repeat_intervals",$repeat_intervals);

$fdow = $GLOBALS['current_user']->get_first_day_of_week();
			$dow = array();
			for($i = $fdow; $i < $fdow + 7; $i++){
				$day_index = $i % 7;
				$dow[] = array("index" => $day_index , "label" => $GLOBALS['app_list_strings']['dom_cal_day_short'][$day_index + 1]);
			}
			$ss->assign("dow",$dow);

}
		echo $ss->fetch($main);
	}

function checkActivity($activity = ""){
		global $current_user;
		if(empty($activity)){
			$activity = $this->activity_colors;
		}
		$newActivities = unserialize( base64_decode($current_user->getPreference("CalendarActivities") ) );
		if($newActivities){
			$activity = array_merge($activity,$newActivities );

}
		foreach($activity as $key => $activityItem){
			if(isset($GLOBALS['app_list_strings']['moduleList'][ $key ]) && !empty($GLOBALS['app_list_strings']['moduleList'][ $key ]) && !empty($this->cal->activityList[ $key ]) ){
				$activity[ $key ]['label'] = $GLOBALS['app_list_strings']['moduleList'][ $key ];
			}else{
				unset($activity[ $key ]);
			}
		}
		if(isset($activity) && !empty($activity)){
			$this->activity_colors = $activity;
		}
		if(!empty($this->cal->activityList)){
			foreach($this->cal->activityList as $key=>$value ){
				if(isset($GLOBALS['beanList'][$key]) && !empty($GLOBALS['beanList'][$key]) && !isset($this->activity_colors[ $key ])){
					$this->activity_colors[ $key ] = $GLOBALS['sugar_config']['CalendarColors'][$key];
					$activity[ $key ] = $GLOBALS['sugar_config']['CalendarColors'][$key];
				}
			}
		}

return $activity;
	}
	/**
	 * load settings popup template
	 */
	protected function load_settings_template(&$ss){

list($d_start_hour,$d_start_min) =  explode(":",$this->cal->day_start_time);
		list($d_end_hour,$d_end_min) =  explode(":",$this->cal->day_end_time);

require_once("include/utils.php");
		global $app_strings,$app_list_strings,$beanList;
		global $timedate;

$user_default_date_start  = $timedate->asUser($timedate->getNow());
		if(!isset($time_separator))
			$time_separator = ":";
		$date_format = $timedate->get_cal_date_format();
		$time_format = $timedate->get_user_time_format();
		$TIME_FORMAT = $time_format;
		$t23 = strpos($time_format, '23') !== false ? '%H' : '%I';
		if(!isset($match[2]) || $match[2] == '') {
			$CALENDAR_FORMAT = $date_format . ' ' . $t23 . $time_separator . "%M";
		}else{
			$pm = $match[2] == "pm" ? "%P" : "%p";
			$CALENDAR_FORMAT = $date_format . ' ' . $t23 . $time_separator . "%M" . $pm;
		}
		$hours_arr = array ();
		$num_of_hours = 24;
		$start_at = 0;
		$TIME_MERIDIEM = "";
		$time_pref = $timedate->get_time_format();
		$start_m = "";
		if(strpos($time_pref, 'a') || strpos($time_pref, 'A')){
			$num_of_hours = 12;
			$start_at = 1;
			$start_m = 'am';
			if($d_start_hour == 0){
				$d_start_hour = 12;
				$start_m = 'am';
			}else
				if($d_start_hour == 12)
			   		$start_m = 'pm';
			if($d_start_hour > 12){
				$d_start_hour = $d_start_hour - 12;
			   	$start_m = 'pm';
			}
			$end_m = 'am';
			if($d_end_hour == 0){
				$d_end_hour = 12;
				$end_m = 'am';
			}else
				if($d_end_hour == 12)
			   		$end_m = 'pm';

if($d_end_hour > 12){
				$d_end_hour = $d_end_hour - 12;
				$end_m = 'pm';
			}
			if(strpos($time_pref, 'A')){
				$start_m = strtoupper($start_m);
				$end_m = strtoupper($end_m);
			}
			$options = strpos($time_pref, 'a') ? $app_list_strings['dom_meridiem_lowercase'] : $app_list_strings['dom_meridiem_uppercase'];
			$TIME_START_MERIDIEM = get_select_options_with_id($options, $start_m);
			$TIME_END_MERIDIEM = get_select_options_with_id($options, $end_m);
			$TIME_START_MERIDIEM = "<select id='day_start_meridiem' name='day_start_meridiem' tabindex='2'>".$TIME_START_MERIDIEM."</select>";
			$TIME_END_MERIDIEM = "<select id='day_end_meridiem' name='day_end_meridiem' tabindex='2'>".$TIME_END_MERIDIEM."</select>";
		}else{
			$TIME_START_MERIDIEM = $TIME_END_MERIDIEM = "";
		}
		for($i = $start_at; $i <= $num_of_hours; $i ++){
			$i = $i."";
			if (strlen($i) == 1)
				$i = "0".$i;
			$hours_arr[$i] = $i;
		}
		$TIME_START_HOUR_OPTIONS = get_select_options_with_id($hours_arr, $d_start_hour);
		$TIME_START_MINUTES_OPTIONS = get_select_options_with_id(array('0'=>'00','15'=>'15','30'=>'30','45'=>'45'), $d_start_min);
		$TIME_END_HOUR_OPTIONS = get_select_options_with_id($hours_arr, $d_end_hour);
		$TIME_END_MINUTES_OPTIONS = get_select_options_with_id(array('0'=>'00','15'=>'15','30'=>'30','45'=>'45'), $d_end_min);

$displayTimeslots = $GLOBALS['current_user']->getPreference('calendar_display_timeslots');
		if(is_null($displayTimeslots)) {
			$displayTimeslots = SugarConfig::getInstance()->get('calendar.display_timeslots', true);
		}

$shared_calendar_separate = $GLOBALS['current_user']->getPreference('calendar_display_shared_separate');
		if(is_null($shared_calendar_separate)) {
			$shared_calendar_separate = SugarConfig::getInstance()->get('calendar.calendar_display_shared_separate', true);
		}
		$ss->assign('week',$_REQUEST['week']);
		$ss->assign('activity', $this->checkActivity($this->activity_colors) );
		$ss->assign('display_timeslots', $displayTimeslots);
		$ss->assign('shared_calendar_separate', $shared_calendar_separate);
		$ss->assign('show_calls',$this->cal->show_calls);
		$ss->assign('show_tasks',$this->cal->show_tasks);
		$ss->assign('show_completed', $this->cal->show_completed);
		$ss->assign('TIME_START_HOUR_OPTIONS',$TIME_START_HOUR_OPTIONS);
		$ss->assign('TIME_START_MINUTES_OPTIONS',$TIME_START_MINUTES_OPTIONS);
		$ss->assign('TIME_START_MERIDIEM',$TIME_START_MERIDIEM);
		$ss->assign('TIME_END_HOUR_OPTIONS',$TIME_END_HOUR_OPTIONS);
		$ss->assign('TIME_END_MINUTES_OPTIONS',$TIME_END_MINUTES_OPTIONS);
		$ss->assign('TIME_END_MERIDIEM',$TIME_END_MERIDIEM);
	}

/**
	 * Get date info string (legacy from old calendar)
	 * @return string
	 */
	public function get_date_info($view, $date_time){
		$str = "";

global $current_user;
		$dateFormat = $current_user->getUserDateTimePreferences();

if($view == 'month' || $view == 'sharedMonth' ){
			for($i=0; $i<strlen($dateFormat['date']); $i++){
				switch($dateFormat['date']{$i}){
					case "Y":
						$str .= " ".$date_time->year;
						break;
					case "m":
						$str .= " ".$date_time->get_month_name();
						break;
				}
			}
		}else
			if($view == 'agendaWeek' || $view == 'sharedWeek') {
				$first_day = $date_time;

$first_day = CalendarUtils::get_first_day_of_week($date_time);
				$last_day = $first_day->get("+6 days");

for($i=0; $i<strlen($dateFormat['date']); $i++) {
					switch($dateFormat['date']{$i}){
						case "Y":
							$str .= " ".$first_day->year;
							break;
						case "m":
							$str .= " ".$first_day->get_month_name();
							break;
						case "d":
							$str .= " ".$first_day->get_day();
							break;
					}
				}
				$str .= " - ";
				for($i=0; $i<strlen($dateFormat['date']); $i++) {
					switch($dateFormat['date']{$i}) {
						case "Y":
							$str .= " ".$last_day->year;
							break;
						case "m":
							$str .= " ".$last_day->get_month_name();
							break;
						case "d":
							$str .= " ".$last_day->get_day();
							break;
					}
				}
			}else if($view == 'agendaDay'){
					$str .= $date_time->get_day_of_week()." ";

for($i=0; $i<strlen($dateFormat['date']); $i++){
						switch($dateFormat['date']{$i}){
							case "Y":
								$str .= " ".$date_time->year;
								break;
							case "m":
								$str .= " ".$date_time->get_month_name();
								break;
							case "d":
								$str .= " ".$date_time->get_day();
								break;
						}
					}
			}else if($view == 'mobile'){
				$str .= $date_time->get_day_of_week()." ";

for($i=0; $i<strlen($dateFormat['date']); $i++){
					switch($dateFormat['date']{$i}){
						case "Y":
							$str .= " ".$date_time->year;
							break;
						case "m":
							$str .= " ".$date_time->get_month_name();
							break;
						case "d":
							$str .= " ".$date_time->get_day();
							break;
					}
				}
			}else if($view == 'year') {
				$str .= $date_time->year;
			}else{
				//could be a custom view.
				$first_day = $date_time;

$first_day = CalendarUtils::get_first_day_of_week($date_time);
				$last_day = $first_day->get("+6 days");

/**
	 * Get link to next date range
	 * @return string
	 */
	protected function get_next_calendar(){
		global $cal_strings,$image_path;
		$str = "";
		if($_REQUEST['module'] == "Calendar"){
			$str .= "<a href='".ajaxLink("index.php?action=index&module=Calendar&view=".$this->cal->view."&".$this->cal->get_neighbor_date_str("next"))."'>";

}else{
			$str .= "<a href='#' onclick='return SUGAR.mySugar.retrieveDashlet(\"".$this->dashlet_id."\", \"index.php?module=Home&action=DynamicAction&DynamicAction=displayDashlet&sugar_body_only=1&".$this->cal->get_neighbor_date_str("next")."&id=".$this->dashlet_id."\")'>";
		}

$str .= "&nbsp;&nbsp;".SugarThemeRegistry::current()->getImage("calendar_next", 'align="absmiddle" border="0"' ,null,null,'.gif', '') . "</a>"; //setting alt tag blank on purpose for 508 compliance
		return $str;
	}

/**
	 * Get link to previous date range
	 * @return string
	 */
	protected function get_previous_calendar(){
		global $cal_strings,$image_path;
		$str = "";
		if($_REQUEST['module'] == "Calendar"){
			$str .= "<a href='".ajaxLink("index.php?action=index&module=Calendar&view=".$this->cal->view."&".$this->cal->get_neighbor_date_str("previous")."")."'>";
		}else{
			$str .= "<a href='#' onclick='return SUGAR.mySugar.retrieveDashlet(\"".$this->dashlet_id."\", \"index.php?module=Home&action=DynamicAction&DynamicAction=displayDashlet&sugar_body_only=1&".$this->cal->get_neighbor_date_str("previous")."&id=".$this->dashlet_id."\")'>";
		}
		$str .= SugarThemeRegistry::current()->getImage('calendar_previous','align="absmiddle" border="0"', null, null, '.gif', ''); //setting alt tag blank on purpose for 508 compliance
		$str .= "&nbsp;&nbsp;</a>";
		return $str;
	}

/**
	 * display header
	 * @param boolean $controls display ui contol itmes
	 */
	public function display_calendar_header($controls = true){
		global $cal_strings;

$ss = new Sugar_Smarty();
		$ss->assign("MOD",$cal_strings);
		$ss->assign("view",$this->cal->view);

$ss->assign('print', $this->cal->isPrint());

if($controls){
			$current_date = str_pad($this->cal->date_time->month,2,'0',STR_PAD_LEFT)."/".str_pad($this->cal->date_time->day,2,'0',STR_PAD_LEFT)."/".$this->cal->date_time->year;

$tabs = $this->views;
			$tabs_params = array();
			foreach($tabs as $key => $tab){
				if( ($key != "basicDay") AND ($key != "basicWeek") ) {
					$tabs_params[$key]['title'] = $cal_strings["LBL_" . strtoupper($key)];
					$tabs_params[$key]['id'] = $key . "-tab";
					$tabs_params[$key]['link'] = "window.location.href='" . ajaxLink("index.php?module=Calendar&action=index&view=" . $key . $this->cal->date_time->get_date_str()) . "'";

}else{
					unset($tabs[$key]);
				}
			}
			$ss->assign('controls',$controls);
			$ss->assign('tabs',$tabs);
			$ss->assign('tabs_params',$tabs_params);
			$ss->assign('current_date',$current_date);
			$ss->assign('start_weekday',$GLOBALS['current_user']->get_first_day_of_week());
			$ss->assign('cal_img',SugarThemeRegistry::current()->getImageURL("jscalendar.gif",false));
		}

$ss->assign('previous',$this->get_previous_calendar());
		$ss->assign('next',$this->get_next_calendar());

$ss->assign('date_info',$this->get_date_info($this->cal->view,$this->cal->date_time));

$header = get_custom_file_if_exists("modules/Calendar/tpls/header.tpl");
		echo $ss->fetch($header);
	}

/**
	 * display footer
	 */
	public function display_calendar_footer(){
		global $cal_strings;

$ss = new Sugar_Smarty();
		$ss->assign("MOD",$cal_strings);
		$ss->assign("view",$this->cal->view);

$ss->assign('previous',$this->get_previous_calendar());
		$ss->assign('next',$this->get_next_calendar());

$footer = get_custom_file_if_exists("modules/Calendar/tpls/footer.tpl");
		echo $ss->fetch($footer);
	}

public function convertPHPToMomentFormat($format)
	{
		$replacements = array(
			'd' => 'DD',
			'D' => 'ddd',
			'j' => 'D',
			'l' => 'dddd',
			'N' => 'E',
			'S' => 'o',
			'w' => 'e',
			'z' => 'DDD',
			'W' => 'W',
			'F' => 'MMMM',
			'm' => 'MM',
			'M' => 'MMM',
			'n' => 'M',
			't' => '', // no equivalent
			'L' => '', // no equivalent
			'o' => 'YYYY',
			'Y' => 'YYYY',
			'y' => 'YY',
			'a' => 'a',
			'A' => 'A',
			'B' => '', // no equivalent
			'g' => 'h',
			'G' => 'H',
			'h' => 'hh',
			'H' => 'HH',
			'i' => 'mm',
			's' => 'ss',
			'u' => 'SSS',
			'e' => 'zz', // deprecated since version 1.6.0 of moment.js
			'I' => '', // no equivalent
			'O' => '', // no equivalent
			'P' => '', // no equivalent
			'T' => '', // no equivalent
			'Z' => '', // no equivalent
			'c' => '', // no equivalent
			'r' => '', // no equivalent
			'U' => 'X',
		);
		$momentFormat = strtr($format, $replacements);
		return $momentFormat;
	}
	/**
	 * display title
	 */
	public function display_title(){
		global $mod_strings;
		//Hack to make this 6.5 compatible until this module is converted to MVC

if($this->cal->view == "mobile"){

$buttons = array("Meeting","Call","Task");

echo "<div class='custom_module_title moduleTitle'><h2>". $mod_strings['LBL_MODULE_TITLE'] ."</h2></div>";
			echo "<div style='float:right;' class='moduleTitle'>";

echo '<div class="btn-group">
                    <button type="button" class="btn button dropdown-toggle" data-toggle="dropdown">Add Item <span class="caret"></span></button>
                       <ul class="dropdown-menu pull-left" style="right: 0; left: auto;">';

foreach($buttons as $module){
                            echo '<li><a href="index.php?return_module=Calendar&return_action=index&module=' . $module .'s&action=EditView">Add ' . $module .'</a></li>';
                        }

echo '</ul></div></div>';

}else{
			echo "<div class='moduleTitle'><h2>". $mod_strings['LBL_MODULE_TITLE'] ."</h2></div>";

}

/**
	 * display html used in shared view
	 */
	public function display_shared_html($view){
			global $app_strings,$cal_strings,$action;

$ss = new Sugar_Smarty();
			$ss->assign("APP",$app_strings);
			$ss->assign("MOD",$cal_strings);
			$ss->assign("view",$view);
			$ss->assign("UP",SugarThemeRegistry::current()->getImage('uparrow_big', 'border="0" style="margin-bottom: 1px;"', null, null, '.gif', $app_strings['LBL_SORT']));
			$ss->assign("DOWN",SugarThemeRegistry::current()->getImage('downarrow_big', 'border="0" style="margin-top: 1px;"', null, null, '.gif', $app_strings['LBL_SORT']));
			//hide by default.
			if(!empty($_REQUEST['edit_shared'])){
				$ss->assign("edit_shared",true);
			}
			$ss->assign("users_options",get_select_options_with_id(get_user_array(false), $this->cal->shared_ids));
			$tpl = get_custom_file_if_exists("modules/Calendar/tpls/shared_users.tpl");
			echo $ss->fetch($tpl);
	}

}

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