class.ilScheduleInputGUI.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once "Services/Form/classes/class.ilFormPropertyGUI.php";

class ilScheduleInputGUI extends ilFormPropertyGUI
{
        protected $value;
        
        function __construct($a_title = "", $a_postvar = "")
        {
                parent::__construct($a_title, $a_postvar);
        }

        function setValue($a_value)
        {
                $this->value = $a_value;
        }

        function getValue()
        {
                return $this->value;
        }

        public function setValidationFailureMessage($a_msg)
        {
                $this->validationFailureMessage = $a_msg;
        }
        
        public function getValidationFailureMessage()
        {
                return $this->validationFailureMessage;
        }

        function setValueByArray($a_values)
        {
                $this->setValue(self::getPostData($this->getPostVar(), false));
        }

        function checkInput()
        {
                global $lng;
                
                $data = self::getPostData($this->getPostVar(), false);
                if(sizeof($data))
                {
                        // slots may not overlap
                        foreach($data as $slot => $days)
                        {
                                if(!$days)
                                {
                                        $this->setAlert($lng->txt("msg_input_does_not_match_regexp"));
                                        return false;
                                }
                                
                                $parts = explode("-", $slot);
                                $from = str_replace(":", "", $parts[0]);
                                $to = str_replace(":", "", $parts[1]);
                                
                                foreach($data as $rslot => $rdays)
                                {
                                        if($slot != $rslot && $rdays && array_intersect($days, $rdays))
                                        {
                                                $rparts = explode("-", $rslot);
                                                $rfrom = str_replace(":", "", $rparts[0]);
                                                $rto = str_replace(":", "", $rparts[1]);
                                                
                                                if(($rfrom > $from && $rfrom < $to) || 
                                                        ($rto > $from && $rto < $to) ||
                                                        ($rfrom < $from && $rto > $to))
                                                {
                                                        $this->setAlert($lng->txt("msg_input_does_not_match_regexp"));
                                                        return false;
                                                }
                                        }                                       
                                }                               
                        }

                        return true;
                }
                
                if ($this->getRequired())
                {
                        $this->setAlert($lng->txt("msg_input_is_required"));
                        return false;
                }

                return true;
        }
        
        static function getPostData($a_post_var, $a_remove_invalid = true)
        {
                $res = array();         
                for($loop = 0; $loop < 24; $loop++)
                {
                        $days = $_POST[$a_post_var."_days~".$loop];             
                        $from = self::parseTime($_POST[$a_post_var."_from_hh~".$loop],
                                $_POST[$a_post_var."_from_mm~".$loop]);
                        $to = self::parseTime($_POST[$a_post_var."_to_hh~".$loop],
                                $_POST[$a_post_var."_to_mm~".$loop]);
                        
                        // only if any part was edited (js based gui)
                        if($days || $from != "00:00" || $to != "00:00")
                        {                               
                                $slot = $from."-".$to;                          
                                if($days)
                                {
                                        if(isset($res[$slot]))
                                        {
                                                $res[$slot] = array_unique(array_merge($res[$slot], $days));            
                                        }
                                        else
                                        {
                                                $res[$slot] = $days;
                                        }
                                }
                                else
                                {
                                        $res[$slot] = array();
                                }
                                
                                if($a_remove_invalid && !($days && $from && $to && $from != $to))
                                {                                               
                                        unset($res[$slot]);
                                }
                        }
                }
                
                return $res;            
        }
        
        protected function render($a_mode = "")
        {
                global $lng;
                
                $tpl = new ilTemplate("tpl.schedule_input.html", true, true, "Modules/BookingManager");
                
                $lng->loadLanguageModule("dateplaner");
                
                $def = $this->getValue();
                if(!$def)
                {
                        $def = array(null=>null);
                }
                        
                $days = array("Mo", "Tu", "We", "Th", "Fr", "Sa", "Su");
                $row = 0;
                foreach($def as $slot => $days_select)
                {
                        $tpl->setCurrentBlock("days");                          
                        foreach($days as $day)
                        {
                                $day_value = strtolower($day);
                                
                                $tpl->setVariable("ROW", $row);
                                $tpl->setVariable("ID", $this->getFieldId());
                                $tpl->setVariable("POST_VAR", $this->getPostVar());
                                $tpl->setVariable("DAY", $day_value);
                                $tpl->setVariable("TXT_DAY", $lng->txt($day."_short"));
                                
                                if($days_select && in_array($day_value, $days_select))
                                {
                                        $tpl->setVariable("DAY_STATUS", " checked=\"checked\"");
                                }                               
                                
                                $tpl->parseCurrentBlock();
                        }

                        $tpl->setCurrentBlock("row");   
                        $tpl->setVariable("ROW", $row);
                        $tpl->setVariable("ID", $this->getFieldId());
                        $tpl->setVariable("POST_VAR", $this->getPostVar());
                        $tpl->setVariable("TXT_FROM", $lng->txt("cal_from"));
                        $tpl->setVariable("TXT_TO", $lng->txt("cal_until"));
                        $tpl->setVariable("IMG_MULTI_ADD", ilUtil::getImagePath('edit_add.png'));
                        $tpl->setVariable("IMG_MULTI_REMOVE", ilUtil::getImagePath('edit_remove.png'));
                        $tpl->setVariable("TXT_MULTI_ADD", $lng->txt("add"));
                        $tpl->setVariable("TXT_MULTI_REMOVE", $lng->txt("remove"));
                        
                        if($slot)
                        {
                                $parts = explode("-", $slot);
                                $from = explode(":", $parts[0]);
                                $to = explode(":", $parts[1]);
                                
                                $tpl->setVariable("FROM_HH_VALUE", $from[0]);
                                $tpl->setVariable("FROM_MM_VALUE", $from[1]);
                                $tpl->setVariable("TO_HH_VALUE", $to[0]);
                                $tpl->setVariable("TO_MM_VALUE", $to[1]);
                        }
                        
                        // manage hidden buttons
                        if($row > 0)
                        {
                                // inline needed because of JS
                                 $tpl->setVariable("ADD_STYLE", " style=\"display:none\""); 
                                // $tpl->setVariable("ADD_CLASS", "ilNoDisplay");                               
                        }
                        else
                        {
                                // inline needed because of JS
                                $tpl->setVariable("RMV_STYLE", " style=\"display:none\""); 
                                // $tpl->setVariable("RMV_CLASS", "ilNoDisplay");               
                        }
                        
                        $tpl->parseCurrentBlock();
                        
                        $row++;
                }
                
                return $tpl->get();
        }
        
        function insert(&$a_tpl)
        {
                global $tpl;            
                
                $tpl->addJavascript("Modules/BookingManager/js/ScheduleInput.js");
                
                $html = $this->render();

                $a_tpl->setCurrentBlock("prop_generic");
                $a_tpl->setVariable("PROP_GENERIC", $html);
                $a_tpl->parseCurrentBlock();
        }
        
        protected static function parseTime($a_hours, $a_minutes)
    {
                $hours = (int)$a_hours;
                $min = (int)$a_minutes;
                if($hours > 23 || $min > 59)
                {
                        return false;
                }
                return str_pad($hours, 2, "0", STR_PAD_LEFT).":".
                        str_pad($min, 2, "0", STR_PAD_LEFT);
        }
}

?>