science-ation/schoolschedule.php

<?
/* 
   This file is part of the 'Science Fair In A Box' project
   SFIAB Website: http://www.sfiab.ca

   Copyright (C) 2005 Sci-Tech Ontario Inc <info@scitechontario.org>
   Copyright (C) 2005 James Grant <james@lightbox.org>

   This program is free software; you can redistribute it and/or
   modify it under the terms of the GNU General Public
   License as published by the Free Software Foundation, version 2.

   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
    General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; see the file COPYING.  If not, write to
   the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.
*/
?>
<?
 require("common.inc.php");
 require_once("schedule.inc.php");
 require_once("user.inc.php");

 user_auth_required("teacher");
 $schoolid=user_field_required("schools_id","user_edit.php?tab=school");

 $q=mysql_query("SELECT * FROM schools WHERE id='".$schoolid."'");
 echo mysql_error();
 $school=mysql_fetch_object($q);
 if($school) {

 if($_GET['action']=="loadschedule") {
	 $date=$_POST['date'];
	 
	 //cant change this
	 $q=mysql_query("SELECT MIN(hour) AS minhour, MAX(hour) AS maxhour, CEIL(MAX(hour)+duration/60) AS maxfinish FROM schedule WHERE conferences_id='{$conference['id']}' AND date='{$date}'");
	 $parameters=mysql_fetch_object($q);

	 $starthour=$parameters->minhour;
	 $endhour=$parameters->maxfinish;

	 //do some sanity checks
	 if($starthour<0 || $starthour>24) $starthour=8;
	 if($endhour<$starthour)
		 $endhour=$starthour+10;
	 if($endhour<0 || $endhour>24) $endhour=15;

	 //minute increment
	 $increment=15;

	 if(!eregi("[0-9]{4}-[0-9]{2}-[0-9]{2}",$date)) {
		 echo "Invalid date";
		 exit;
	 }
	 echo "<h3>".i18n("Schedule for %1",array(format_date($date)))."</h3>";
	 $q=mysql_query("SELECT * FROM locations WHERE conferences_id='{$conference['id']}' ORDER BY name");
	 while($r=mysql_fetch_object($q)) {
		 $locations[$r->id]=$r->name;
	 }
	 if(!count($locations)) {
		 echo error(i18n("There are no locations defined."));
		 exit;
	 }

	echo "<table class=\"schedule\" id=\"schedule\">\n";
	echo "<tr>";
	echo "<th style=\"width: 50px;\">&nbsp;</th>";
	foreach($locations AS $id=>$name) {
		echo " <th>$name</th>\n";
	}
	for($h=$starthour;$h<$endhour;$h++) {
		for($m=0;$m<60;$m+=$increment) {
			echo "<tr>";
			echo " <td class=\"scheduletime\">";
			if($m==0) {
				echo format_time("$h:$m");
			}
			echo "</td>";
			foreach($locations AS $id=>$name) {
				echo "<td id=\"{$h}_{$m}_{$id}\">";
				echo "</td>";
			}
			echo "</tr>";
		}
	}
	echo "</table>\n";

	$js="var eventdivs=new Array();\n";
	
	//now make all our DIV's for the events that are scheduled in the database
	$x=0;
	//they will be moved by javascript after the fact
	$q=mysql_query("SELECT schedule.*, events.name, events.eventtype FROM schedule JOIN events ON schedule.events_id=events.id WHERE schedule.conferences_id='{$conference['id']}' AND date='{$date}'");
	echo mysql_error();
	while($r=mysql_fetch_object($q)) {
		echo "<div class=\"scheduleevent scheduleevent_{$r->eventtype}\" id=\"event_{$r->id}\" onclick=\"viewEvent($r->id)\">";
		echo "<span class=\"scheduleevent_title\">";
		echo $r->title;
		echo "</span>";
		echo "<br />";
		$starttime=strtotime($r->hour.":".$r->minute);
		$endtime=$starttime+$r->duration*60;
		echo format_time($starttime);
		echo " to ";
		echo format_time($endtime);

		if($r->eventtype=="scienceolympic") {
			echo "<br />";
			echo i18n("Capacity").": ";
			$regteams=getNumRegistrations($r->id);
			$maxteams=$r->somaxteams;
			echo i18n("%1 of %2",array($regteams,$maxteams))."<br />";

			$regq=mysql_query("SELECT so_teams.name, schedule_registrations.id
				FROM schedule_registrations 
				JOIN so_teams ON so_teams_id=so_teams.id 
				WHERE schedule_registrations.conferences_id='{$conference['id']}' 
				AND so_teams.schools_id={$school->id} 
				AND schedule_registrations.schedule_id='$r->id'");
			echo mysql_error();
			while($regr=mysql_fetch_object($regq)) {
				echo "<div style=\"padding: 2px; border: 1px solid black; background-color: yellow;\" onclick=\"handleTeamClick(event, {$regr->id}, {$r->events_id});\">";
				echo $regr->name;
				echo "</div>";
			}
		}

		echo "</div>";
		$js.="eventdivs[$r->id]={hour:$r->hour,minute:$r->minute,location:$r->locations_id,duration:$r->duration,title:'".rawurlencode($r->title)."',eventtype:'$r->eventtype'};\n";
		$x++;
	}
	echo "<script type=\"text/javascript\">\n";
	echo $js;
	echo "</script>";
 }else if($_GET['action']=="loadevent") {

 }else if($_GET['action']=="saveevent") {

 }else if($_GET['action'] == "saveteamlist"){
// 	print_r($_POST);

	// get a list of all students that could be put on this team

	$results = mysql_query("SELECT * FROM users_student
		JOIN users ON users_student.users_id = users.uid
		JOIN users_conferences_link ucl ON ucl.users_uid = users_student.users_id
		WHERE schools_id = $schoolid
		AND ucl.conferences_id={$conference['id']}
		AND users.deleted = 'no'");

	$availList = array();
	while($record = mysql_fetch_array($results)){
		$availList[$record['uid']] = $record['firstname'] . ' ' . $record['lastname'];
	}

	// let's empty the current list of students for this team
	$results=mysql_query("DELETE FROM schedule_registrations_users_link
				WHERE users_uid IN (".implode(',', array_keys($availList)).")
				AND schedule_registrations_id = ".intval($_POST['regId']));

	// and now we'll insert only those that were selected
	$query = "INSERT INTO schedule_registrations_users_link (schedule_registrations_id, users_uid)";
	$query .= " VALUES ";
	$valueSet = array();
	for($n = 0; $n < $_POST['numSelected']; $n++){
		$valueSet[] = '(' . (int)$_POST['regId'] . ',' . (int)$_POST[$n] .')';
	}
	$query .= implode(',', $valueSet);
	$results = mysql_query($query);

 }else if($_GET['action'] == "getteamlist"){
 	// first we'll get the basic info, and do a quick check that the selected team is in this user's domain
 	if(!array_key_exists('regId', $_POST)){
		echo "error\n";
		return;
	}
	$query = "SELECT sr.*, so_teams.name as name FROM schedule_registrations sr";
	$query .= " JOIN so_teams ON so_teams.id = sr.so_teams_id";
	$query .= " WHERE sr.id=" . $_POST['regId'];
	$query .= " AND so_teams.schools_id = " . $schoolid;

	$results = mysql_query($query);
	if(!$results){
		echo 'team not found';
		return;
	}
	$record = mysql_fetch_array($results);
	$teamName = $record['name'];

	// get a list of all students that could be put on this team
	$query = 'SELECT * FROM users_student';
	$query .= ' JOIN users ON users_student.users_id = users.uid';
	$query .= ' JOIN users_conferences_link ucl ON ucl.users_uid = users_student.users_id';
	$query .= ' WHERE schools_id = ' . $schoolid;
	$query .= ' AND ucl.conferences_id=' . $conference['id'];
	$query .= ' AND users.deleted = "no"';
	$results = mysql_query($query);
	$availList = array();
	while($record = mysql_fetch_array($results)){
		$availList[$record['uid']] = $record['firstname'] . ' ' . $record['lastname'];
	}

	// now find out which of these students are already selected
	$query = "SELECT * FROM schedule_registrations_users_link srul";
	$query .= " WHERE users_uid IN (";
	$query .= implode(',', array_keys($availList)) . ')';
	$query .= " AND schedule_registrations_id = " . $_POST['regId'];
	$results = mysql_query($query);
	$selectedList = array();
	if($results){
		while($record = mysql_fetch_array($results)){
			$idx = $record['users_uid'];
			$selectedList[$idx] = $availList[$idx];
			unset($availList[$idx]);
		}
	}

	// get the necessary data about the event itself
	$query = "SELECT sominteamsize, somaxteamsize, title FROM schedule JOIN"
		 . " schedule_registrations sr ON sr.schedule_id = schedule.id WHERE"
		 . " sr.id = " . $_POST['regId'];
	$results = mysql_fetch_array(mysql_query($query));
	$minTeamSize = $results['sominteamsize'];
	$maxTeamSize = $results['somaxteamsize'];
	$eventName = $results['title'];
	
	// and let's put out the script to pass this data back to the browser
	echo '<script type="text/javascript">';
	echo "minTeamSize = $minTeamSize;";
	echo "maxTeamSize = $maxTeamSize;";
	$caption = i18n(
		'Select team members for team &quot;%1&quot; in the event &quot;%2&quot;',
		array(0 => $teamName, 1 => $eventName)
	);
	echo "caption = '$caption';";
	// build our student lists
	echo "available={";
	$n = 0;
	foreach($availList as $id => $name){
		if($n > 0) echo ',';
		echo "$id:\"$name\"";
		$n++;
	}
	echo '};';

	echo "selected={";
	$n = 0;
	foreach($selectedList as $id => $name){
		if($n > 0) echo ',';
		echo "$id:\"$name\"";
		$n++;
	}
	echo '};';

	// pass the additional parameters
	/*
	$query = "SELECT default_min_team_size, default_max_team_size FROM events WHERE id=" . $_POST['eventId'];
	$results = mysql_fetch_array(mysql_query($query));
	echo "min_size=" . $results['default_min_team_size'] . ';';
	echo "max_size=" . $results['default_max_team_size'] . ';';
	*/
	echo '</script>';
 }else{

	 send_header("Event Registration", 
		array('School Home' => 'schoolaccess.php'),
		"events_scheduling" );
	 echo "<br />";
	 ?>
	 <script type="text/javascript" src="js/listSelector.js"></script>
	 <script type="text/javascript">

	 $(document).ready(function() {
		$(".date").datepicker({ dateFormat: 'yy-mm-dd' });
		changeDate();

		/* Setup the editor dialog */
		$("#event_dialog").dialog({
				bgiframe: true, autoOpen: false,
				modal: true, resizable: false,
				draggable: false,
				buttons: { 
					"<?=i18n('Close')?>": function() { 
						$(this).dialog("close"); 
						changeDate();
					}
				} 
			});
		$(window).resize(function() {
			placeEvents();
		}
		);
	 });

	 function handleTeamClick(event, regId, eventId){
		var e = event || window.event;
		e.stopPropagation();
		params={
			'regId' : regId,
			'eventId' : eventId
		};

		$("#debug").load("schoolschedule.php?action=getteamlist", params, function(response){
			// data returned will be:
			//  - selected: an array of students already assigned to this event
			//  - available: an array of students not assigned to this event
			//  - caption: text instructions briefly explaining the window
			//  - minTeamSize: the minimum allowable size for a team in the event
			//  - maxTeamSize: the maximum allowable size for a team in the event

			// create a list selector that can use these lists
			var n;
			selector = new listSelector(selected, available, 'selector');
			selector.setStyle({'height' : '70%', 'margin-top' : '7%'});
			selector.leftTitle = '<?=i18n("assigned");?>';
			selector.rightTitle = '<?=i18n("available");?>';
			// highlight the lists appropriately
			for(n = 0; n < minTeamSize; n++){
				selector.leftColours[n] = '#AFA';
			}
			for(;n < maxTeamSize; n++){
				selector.leftColours[n] = '#FFA';
			}
			// add our validator to limit the number that can be selected
			selector.leftValidator = function(){
				// note that in this case "this" refers to the selector
				leftTally = 0;
				for(var n in this.items){
					if(this.items[n].data('column') == 'left'){
						leftTally ++;
					}
				}
				return leftTally < maxTeamSize;
			}

			// create the legend
			var legend = $('<div></div>');
			legend.append($('<strong><?=i18n("Legend")?>:</strong>'));
			legend.append(' <span style="background-color:#AFA"><?=i18n('Required'); ?></span>');
			legend.append(' <span style="background-color:#FFA"><?=i18n('Optional'); ?></span>');
			legend.css({
				'background-color' : '#FFF',
				'display' : 'inline',
				'border' : 'solid',
				'border-width' : '1px',
				'padding' : '5px',
				'line-height': '2em',
			});
			legend = $('<div></div>').append(legend);

			// now put all the parts together into a dialog
			var sdialog = $('<div style="text-align:center"></div>');
			sdialog.append(caption);
			sdialog.append(selector.draw());
			sdialog.append(legend);
			sdialog.dialog({
				title : '<?=i18n('Team Member Selector');?>',
				width : 600,
				height : 400,
				resizable: false,
				buttons: {
					"<?=i18n("Save")?>": function() {
						saveTeamList($(this), regId, eventId);
					},
					"<?=i18n('Close')?>": function() { 
						$(this).dialog("close"); 
						changeDate();
					}
				}
			});
		});
	 }

	 // save the selected team members for the selected team in the selected event
	 function saveTeamList(ddiv, regId, eventId){
		selectedList = selector.getLeftList();
		params = {
			'regId' : regId,
			'eventId' : eventId,
			'numSelected' : selectedList.length
		};

		for(var n in selectedList){
			params[n] = selectedList[n];
		}

		$("#debug").load("schoolschedule.php?action=saveteamlist", params, function(response){
			ddiv.dialog("close"); 
		});

	 }

	 function changeDate() {
		 $("#schedulediv").load("schoolschedule.php?action=loadschedule",{date:$("#date").val()},function() {
			 placeEvents();
		 });
	 }

	 function placeEvents() {
		 $('.scheduleevent').each(function(idx,item) {
			 var eventid=item.id.substr(6);
			 var eventobj=eventdivs[eventid];

			 var tablecellid=eventobj.hour+'_'+eventobj.minute+'_'+eventobj.location;

			 if($("#"+tablecellid).length) {
				 var eheight=((eventobj.duration/15)*<?=$ROWHEIGHT?>)-<? echo $BORDERSIZE*2; ?>;
				 var ewidth=$("#"+tablecellid).width()-<? echo $BORDERSIZE; ?>;
				 var p=$("#"+tablecellid).offset();
				 $("#"+item.id).css(p);
				 $("#"+item.id).show();
				 $("#"+item.id).height(eheight);
				 $("#"+item.id).width(ewidth);
			 }
			 else {
				 $("#"+item.id).hide();
			 }
		 }
		 );
	 }

	 var scheduleId;
	 function viewEvent(id) {
		scheduleId=id;
		var eventobj=eventdivs[id];

		if(id) {
			var eventobj=eventdivs[id];
			$("#event_dialog").dialog('option','title',unescape(eventobj.title));
			$("#event_dialog").dialog('option','width',600);
			$("#event_dialog").dialog('option','height',400);
			$("#event_dialog").dialog('open');
			$("#event_tabs").tabs('select',0);

			if(eventobj.eventtype=='scienceolympic')
				$("#event_tabs").tabs('option','disabled',[]);
			else
				$("#event_tabs").tabs('option','disabled',[1]);
			update_tab_summary();

		}

	 }

	 function saveEvent() {
		 var o=$("#edit_event_form").serializeArray();
		 //alert(o);
		 $("#debug").load("schoolschedule.php?action=saveevent",o,function() {
			 changeDate();
		 });
	 }
	 </script>

	 <?
	 $q=mysql_query("SELECT DISTINCT(date) AS date FROM schedule WHERE conferences_id='{$conference['id']}' ORDER BY date");
	 $dates=array();
	 while($r=mysql_fetch_object($q)) {
		$dates[]=$r->date;
	 }
	 if(count($dates)) 
		 $editdate=$dates[0];
	 else
		 list($editdate,$bla)=explode(" ",$config['dates']['fairdate']);

	 echo "<form method=\"post\">\n";
	 echo i18n("Schedule date").": ";
	 echo "<select id=\"date\" name=\"date\" onchange=\"changeDate()\">";
	 foreach($dates AS $d) {
		 echo "<option value=\"$d\">".format_date($d)."</option>\n";
	 }
	 echo "</select>";
	 echo "</form>\n";
	 ?>
	 <hr />
	 <div id="schedulediv">
	 </div>
	 <div id="event_dialog">
	<? include "schoolschedule_event_dialog.php"; ?>
	 </div>
	 <div id="selector_dialog"></div>
	 <?

	 send_footer();

 }
}
?>