science-ation/schoolstudents.php

<?php
require_once('common.inc.php');
require_once('user.inc.php');

if($_SESSION['schoolid'] && $_SESSION['schoolaccesscode'] && $conference['type'] == 'scienceolympics'){

	if($_GET['action'] == 'new'){
		$results = process_newRecord($_POST['firstName'], $_POST['lastName'], $_POST['email']);
		if($results !== true){
			echo "<script type=\"text/javascript\">var savedRecord = false;</script>";
			error_($results);
		}else{
			echo "<script type=\"text/javascript\">var savedRecord = true;</script>";
		}
	}else if($_GET['action'] == 'delete'){
		if(!delete_record($_POST['uid'])){
			echo "<script type=\"text/javascript\">var deletedRecord = false;</script>";
			error_("Unable to delete record");
		}else{
			echo "<script type=\"text/javascript\">var deletedRecord = true;</script>";
		}
	}else{
		$title = i18n("Manage Students");
		send_header($title, array("School Access" => "schoolaccess.php"));
		draw_javascript();
		draw_list();
		send_footer();
	}
}else{
	header('Location: schoolaccess.php');
}

// create a new record with the given first name last name and e-mail address
// return true on success, error message on failure
function process_newRecord($firstName, $lastName, $email){
	$firstName = trim($firstName);
	$lastName = trim($lastName);
	$email = trim($email);

	// make sure we are actually given a first and last name
	if(strlen($firstName) == 0 || strlen($lastName) == 0) return i18n("First and last names are required fields");
	if($email != null){
		$user = user_load_by_email($email);
	}else{
		$user = false;
	}
	if($user != false){
		// we're modifying an existing user
	}else{
		// we're creating a new user
		if(strlen($email) == 0){
			// let's create an e-mail address
		}else if(!isEmailAddress($email)){
			// not a valid e-mail address
			return i18n("Invalid e-mail address");
		}else{
			// we'll use the e-mail address provided
		}
	}

	$uid = rand() % 100000; // <-- just testing - should be an actual user id
	echo "<tr id=\"$uid\"><td>";
	echo '<span style="font-size:150%; line-height:66%;font-weight:bold; cursor:pointer; color:#F00;" onclick="deleteRecord(' . $uid . ')">&times;</span>';
	echo "</td>";
	echo "<td>$firstName</td>";
	echo "<td>$lastName</td>";
	echo "<td>$email</td>";
	echo "<td></td></tr>";
	return true;
}

// delete the record for the specified user id.  Returns true on succes, false on failure
function delete_record($uid){
	// WRITE ME
	return true;
}

function draw_javascript(){
?>
<script type="text/javascript">
	var awaiting_ajax = false; // used to prevent the same record from being submitted multiple times

	function deleteRecord(uid){
		var params;
		if(awaiting_ajax) return false;
		awaiting_ajax = true;

		params = [{ 'name' : 'uid', 'value' : uid }];

		$("#debug").load("schoolstudents.php?action=delete", params, function(response){
			if(deletedRecord){
				$('#' + uid).remove();
			}
			awaiting_ajax = false;
		});

	}

	function addNewRecord(){
		var params;
		var firstName = $('#newFirstName').val();
		var lastName = $('#newLastName').val();
		var email = $('#newEmail').val();

		if(firstName == '' || lastName == ''){
			notice_create('error', '<?=i18n('First and last names are required fields'); ?>', 5000);

			return false;
		}
		if(awaiting_ajax) return false;
		awaiting_ajax = true;

		params = [
			{ 'name' : 'firstName', 'value': firstName },
			{ 'name' : 'lastName', 'value': lastName },
			{ 'name' : 'email', 'value': email }
		];

		$("#debug").load("schoolstudents.php?action=new", params, function(response){
			if(savedRecord){
				$('#studentList > tbody:last').append(response);
				$('#newFirstName').select();
				$('#newFirstName').attr({ value: '' });
				$('#newLastName').attr({ value: '' });
				$('#newEmail').attr({ value: '' });
			}
			awaiting_ajax = false;
		});

	}
</script>
<?php
}

// draw an editable list of all students for this school in the users_stunt table
function draw_list(){
?>
	
	<table id="studentList" class="summarytable">
		<thead>
			<tr>
				<th></th>
				<th><?=i18n("First Name");?></th>
				<th><?=i18n("Last Name");?></th>
				<th><?=i18n("Email Address");?></th>
				<th></th>
			</tr>
			<tr>
				<th><?=i18n("New:")?></th>
				<th><input type="text" id="newFirstName"></input></th>
				<th><input type="text" id="newLastName"></input></th>
				<th><input type="text" id="newEmail"></input></th>
				<th><button name="newRecord" onclick="addNewRecord()"><?=i18n("Add")?></button></th>
			</tr>
		</thead>
		<tbody>
<?php
//	$query = 'SELECT * FROM users_students WHERE schools_id = ';
//	$query .= $_SESSION['schoolid'];
//			$recordList = 

?>
		</tbody>
	</table>

<?php
}