/**
 * Page handler for embeds
 * 
 * @param array $page
 */
function embed_page_handler($page)
{
    $params = array('output' => '', 'status' => 0, 'system_messages' => array('error' => array(), 'success' => array()));
    $container_guid = get_input('container_guid');
    if ($container_guid && get_entity($container_guid)) {
        elgg_set_page_owner_guid($container_guid);
    }
    switch ($page[0]) {
        default:
        case 'tab':
            $default_tab = elgg_is_active_plugin('file') ? 'file' : 'content_items';
            $embed_tab = elgg_extract(1, $page, $default_tab);
            $title = elgg_echo("embed:embed");
            $filter = elgg_view('embed/filter', array('filter_context' => $embed_tab));
            $view = "embed/tab/{$embed_tab}";
            if (elgg_view_exists($view)) {
                $content = elgg_view($view);
            } else {
                $embed_tab = elgg_get_config('embed_tab');
                if ($embed_tab instanceof \ElggMenuItem) {
                    $view = $embed_tab->getData('view');
                    $options = $embed_tab->getData('options');
                    if ($view) {
                        $content = elgg_view($view);
                    } else {
                        if ($options) {
                            $content = elgg_view('embed/get_list', array('options' => $options));
                        }
                    }
                }
            }
            if (empty($content)) {
                $content = elgg_autop(elgg_echo('embed:section:invalid'));
            }
            $params['output'] = elgg_view_layout('one_column', array('title' => $title, 'content' => $filter . $content, 'class' => 'embed-wrapper'));
            break;
    }
    $system_messages = system_messages(NULL, "");
    if (isset($system_messages['success'])) {
        $params['system_messages']['success'] = $system_messages['success'];
    }
    if (isset($system_messages['error'])) {
        $params['system_messages']['error'] = $system_messages['error'];
        $params['status'] = -1;
    }
    // We do not want to serve this page via non-xhr requests
    if (!elgg_is_xhr()) {
        register_error(elgg_echo('embed:error:non_xhr_request'));
        return false;
    }
    echo json_encode($params);
    exit;
}

function CheckLTIUser($user_id)
{
    // Check that user_id is present; if not all we can do is forward
    // to login page
    if (empty($user_id)) {
        system_messages(elgg_echo('LTI:info:noid'));
        forward();
    }
    // Is there a user with username $user_id
    $user = get_user_by_username($user_id);
    if (!empty($user->username)) {
        return $user;
    }
    // No such user
    return null;
}

<?php

/*
 *  Create a new backup file
 */
elgg_load_library("backup_tool");
$backup_file_name = get_input("file");
if (backup_tool_restore_backup(array("file_name" => $backup_file_name))) {
    system_messages(elgg_echo("backup-tool:restore:success", array($filename)));
} else {
    register_error(elgg_echo("backup-tool:restore:fail"));
}
forward(REFERRER);

    /**
     * Show the edit match form
     */
    function loadEditMatchForm()
    {
        global $db, $_pre;
        if (!isset($_GET['m_id'])) {
            system_messages(0, 'No match given');
            return;
        }
        if ($_GET['m_id'] == 'none') {
            system_messages(0, 'Please select a match to edit');
            return;
        }
        $match_id = $_GET['m_id'];
        settype($match_id, 'integer');
        $query = "SELECT * FROM {$_pre}matches WHERE id={$match_id} ORDER BY start_time DESC";
        $db->setQuery($query);
        if ($db->foundRows == 0) {
            system_messages(0, 'No such match!');
            return;
        }
        $row = $db->fetch_assoc();
        ?>
		<span class="dark10">Editing CodeZone match <?php 
        echo "{$match_id} .::. {$row['title']}";
        ?>
</span><br />
		<form class='admin-panel-form' name='global-conf' method='POST' action='index.php?a=su&amp;a1=edit-match-details'>
		<table class='admin-panel-forms-table' cellpadding="2" cellspacing="2" border="0">
				<tr><td class='form-field-label'><span class='form-field-label-text'>Match Name</span></td>
				<td><input type="text" name="edm-title" class="admin-panel-text-input" value="<?php 
        echo $row['title'];
        ?>
"/></td></tr>
				<tr><td class='form-field-label'><span class='form-field-label-text'>Match duration (sec)</span></td><td><input type="text" name="edm-duration" class="admin-panel-text-input" value="<?php 
        echo $row['duration'];
        ?>
"/></td></tr>
				<tr><td class='form-field-label'><span class='form-field-label-text'>Start date (yyyy-mm-dd)</span></td><td><input type="text" name="edm-start_date" class="admin-panel-text-input" value="<?php 
        echo get_date($row['start_time']);
        ?>
"/></td></tr>
				<tr><td class='form-field-label'><span class='form-field-label-text'>Start time (hh:mm:ss)</span></td><td><input type="text" name="edm-start_time" class="admin-panel-text-input" value="<?php 
        echo get_time($row['start_time']);
        ?>
"/></td></tr>
				<tr><td class='form-field-label'><span class='form-field-label-text'>Difficulty</span></td><td><input type="text" name="edm-difficulty" class="admin-panel-text-input" value="<?php 
        echo $row['difficulty'];
        ?>
"/></td></tr>
				<tr><td class='form-field-label'><span class='form-field-label-text'>Match points</span></td><td><input type="text" name="edm-match_points" class="admin-panel-text-input" value="<?php 
        echo $row['match_points'];
        ?>
"/></td></tr>
				<tr><td class='form-field-label'><span class='form-field-label-text'>Ranked match</span></td><td>Yes&nbsp;<input type="radio" name="edm-ranked_match" value="1" <?php 
        if ($row['match_ranked'] == 1) {
            echo "checked='true'";
        }
        ?>
 />&nbsp;&nbsp;No&nbsp;<input type="radio" name="edm-ranked_match" value="0" <?php 
        if ($row['match_ranked'] == 0) {
            echo "checked='true'";
        }
        ?>
 /></td></tr>
				<tr><td class='form-field-label'><span class='form-field-label-text'>Analysis <i>(Allowed tags are: &lt;p&gt;,&lt;a&gt;,&lt;strong&gt;,&lt;i&gt;,&lt;br&gt;. To highlight code blocks enclose the code in a div tag with class code_block e.g &lt;div class=&quot;code_block&quot;&gt;&lt;pre&gt;echo CONSTANT;&lt;/pre&gt;&lt;/div&gt;</i></span></td><td><textarea name="edm-analysis" class="admin-panel-textarea" style="width:400px;" rows="15" cols="45"><?php 
        echo stripslashes($row['analysis']);
        ?>
</textarea></td></tr>
				<tr><td><input type="hidden" name="adm" value="<?php 
        echo base64_encode('su');
        ?>
" /><input type="hidden" name="f" value="<?php 
        echo base64_encode('edit_match');
        ?>
" /><input type="hidden" name="m_id" value="<?php 
        echo base64_encode($match_id);
        ?>
" /></td><td><input type="submit" name="save" class="admin-panel-submit-button" value="save" />&nbsp;&nbsp;<input type="submit" name='delete_match' class="admin-panel-submit-button" value='Delete this match?' class="admin-panel-submit-button" onclick="return confirm('WARNING: Are you sure you want to delete this match? this action cannot be reversed!!');" /></td></tr>
		</table>
		</form>
		<br />
		<br />
		<?php 
        $query = "SELECT COUNT(*) FROM {$_pre}{$row['match_table_name']} WHERE 1";
        $db->setQuery($query);
        $tmp_row = $db->fetch_assoc();
        $st_total_registered = $tmp_row['COUNT(*)'];
        //Total users registered for the match
        $query = "SELECT * FROM {$_pre}user_match_log WHERE match_id={$row['id']} AND participated=1";
        $db->setQuery($query);
        $st_total_participated = $db->foundRows;
        $query = "SELECT SUM(downloads_count) FROM {$_pre}{$row['match_table_name']} WHERE 1";
        $db->setQuery($query);
        $tmp_row = $db->fetch_assoc();
        $st_downloads = $tmp_row['SUM(downloads_count)'];
        $query = "SELECT SUM(submissions) FROM {$_pre}{$row['match_table_name']} WHERE 1";
        $db->setQuery($query);
        $tmp_row = $db->fetch_assoc();
//.........这里部分代码省略.........

	<link type="text/css" media="screen" rel="stylesheet" href="theme/jquery.colorbox/colorbox.css" />
	<script type="text/javascript" src="js/jquery.colorbox-min.js"></script>
	<script src="js/jquery.countdown.min.js" type="text/javascript"></script>
	<script src="js/countdown.custom.js" type="text/javascript"></script>
	<script src="js/server.time.js" type="text/javascript"></script>
	<?php 
    //Check if there's an active match
    if (!$arn->active_match()) {
        system_messages(0, "There is no active match");
        return;
    }
    //Check if user logged in i.e to entice him/her to login
    if (!$login) {
        system_messages(0, "To participate in the arena, you must login");
        return;
    }
    //Initialize arena validation
    require_once 'ajphp' . DS . 'arenaValidatorHelper.php';
    $arnv = new arenaValidatorHelper(time(), $_pre, $db, $arn, $_max_submissions, $_submission_timeout);
    //Is this user registered...?
    if (!$arnv->isUserRegistered() && !$su) {
        system_messages(0, 'You are not registered to participate in this match');
        return;
    }
    //Set participated column to 1 in user_match_log table
    $arn->set_participate();
    /**
    There's an active match... Now we need to render the match arena ie. the problem statement plus the relevant ajax scripts to handle data transfer, countdown timing, scoreboard refreshes ...
    */
    $arn->render_arena();
}

/**
 * Assembles and outputs a full page.
 *
 * A "page" in Elgg is determined by the current view type and
 * can be HTML for a browser, RSS for a feed reader, or
 * Javascript, PHP and a number of other formats.
 *
 * @param string $title      Title
 * @param string $body       Body
 * @param string $page_shell Optional page shell to use. See page/shells view directory
 * @param array  $vars       Optional vars array to pass to the page
 *                           shell. Automatically adds title, body, and sysmessages
 *
 * @return string The contents of the page
 * @since  1.8
 */
function elgg_view_page($title, $body, $page_shell = 'default', $vars = array())
{
    $messages = null;
    if (count_messages()) {
        // get messages - try for errors first
        $messages = system_messages(NULL, "error");
        if (count($messages["error"]) == 0) {
            // no errors so grab rest of messages
            $messages = system_messages(null, "");
        } else {
            // we have errors - clear out remaining messages
            system_messages(null, "");
        }
    }
    $vars['title'] = $title;
    $vars['body'] = $body;
    $vars['sysmessages'] = $messages;
    // check for deprecated view
    if ($page_shell == 'default' && elgg_view_exists('pageshells/pageshell')) {
        elgg_deprecated_notice("pageshells/pageshell is deprecated by page/{$page_shell}", 1.8);
        global $CONFIG;
        $vars['config'] = $CONFIG;
        $output = elgg_view('pageshells/pageshell', $vars);
    } else {
        $output = elgg_view("page/{$page_shell}", $vars);
    }
    $vars['page_shell'] = $page_shell;
    // Allow plugins to mod output
    return elgg_trigger_plugin_hook('output', 'page', $vars, $output);
}

//You can add more than one receipients.
$formproc->AddRecipient($email);
//<<---Put your email address here
//2. For better security. Get a random tring from this link: http://tinyurl.com/randstr
// and put it here
$formproc->SetFormRandomKey('CnRrspl1FyEylUj');
$formproc->AddFileUploadField('photo', 'jpg,jpeg,gif,png,pdf,doc,docx,rar.zip,', 5120);
// Get post_max_size and upload_max_filesize
$post_max_size = elgg_get_ini_setting_in_bytes('post_max_size');
$upload_max_filesize = elgg_get_ini_setting_in_bytes('upload_max_filesize');
// Determine the correct value
$max_upload = $upload_max_filesize > $post_max_size ? $post_max_size : $upload_max_filesize;
$upload_limit = elgg_echo('file:upload_limit', array(elgg_format_bytes($max_upload)));
if (isset($_POST['submitted'])) {
    if ($formproc->ProcessForm()) {
        system_messages(elgg_echo('contactform:thankyoumsg'));
        forward("mod/contactform");
        // forward(elgg_get_site_url());
    }
}
?>
<script type='text/javascript' src='scripts/gen_validatorv31.js'></script>

<script>

    $(document).ready(function (){
            $("#reason").change(function() {
                // foo is the id of the other select box 
                if ($(this).val() == "Autres$Other") {
                    $("#subject").show();
                }else{

<?php

$messages = null;
if (count_messages()) {
    // get messages - try for errors first
    $messages = system_messages(NULL, 'error');
    if (count($messages['error']) == 0) {
        // no errors so grab rest of messages
        $messages = system_messages(null, '');
    } else {
        // we have errors - clear out remaining messages
        system_messages(null, '');
    }
}
$type = elgg_extract('type', $vars, 'view');
$entity = elgg_extract('entity', $vars);
echo elgg_view_menu('newsletter_buttons', ['entity' => $entity, 'type' => $type, 'class' => 'newsletter-buttons', 'sort_by' => 'priority']);
echo elgg_view('page/elements/messages', ['object' => $messages]);
echo elgg_format_element('style', ['type' => 'text/css'], elgg_view('css/newsletter/buttons.css'));
elgg_load_css('newsletter_buttons');

/**
 * Catch calls to forward() in ajax request and force an exit.
 *
 * Forces response is json of the following form:
 * <pre>
 * {
 *     "current_url": "the.url.we/were/coming/from",
 *     "forward_url": "the.url.we/were/going/to",
 *     "system_messages": {
 *         "messages": ["msg1", "msg2", ...],
 *         "errors": ["err1", "err2", ...]
 *     },
 *     "status": -1 //or 0 for success if there are no error messages present
 * }
 * </pre>
 * where "system_messages" is all message registers at the point of forwarding
 *
 * @param string $hook
 * @param string $type
 * @param string $reason
 * @param array $params
 *
 */
function ajax_forward_hook($hook, $type, $reason, $params)
{
    if (elgg_is_xhr()) {
        //grab any data echo'd in the action
        $output = ob_get_clean();
        //Avoid double-encoding in case data is json
        $json = json_decode($output);
        if (isset($json)) {
            $params['output'] = $json;
        } else {
            $params['output'] = $output;
        }
        //Grab any system messages so we can inject them via ajax too
        $params['system_messages'] = system_messages(NULL, "");
        if (isset($params['system_messages']['error'])) {
            $params['status'] = -1;
        } else {
            $params['status'] = 0;
        }
        header("Content-type: application/json");
        echo json_encode($params);
        exit;
    }
}

<?php

/*
*   Do the redirect to previous trip
*
* 	Plugin: myTripsTeranga from previous version of @package ElggGroup
*	Author: Rosana Montes Soldado 
*			Universidad de Granada
*	Licence: 	CC-ByNCSA
*	Reference:	Microproyecto CEI BioTIC Ref. 11-2015
* 	Project coordinator: @rosanamontes
*	Website: http://lsi.ugr.es/rosana
* 	Project colaborator: Antonio Moles 
*	
*   Project Derivative:
*	TFG: Desarrollo de un sistema de gestión de paquetería para Teranga Go
*   Advisor: Rosana Montes
*   Student: Ricardo Luzón Fernández
* 
*/
$trip_guid = (int) get_input('trip_guid');
$trip = get_entity($trip_guid);
system_messages(elgg_echo('mytrips:manageOrders:saved'));
forward($trip->getUrl());

defined('IN_APP') or die('Restricted Access!');
?>

<?php 
if ($expire) {
    system_messages(0, "Session expired, Please login again!");
}
if ($reg_pass_no) {
    system_messages(0, "Reg No and password did not match");
}
if ($acc_active) {
    system_messages(2, "Please activate this account to access CodeZone");
}
if ($acc_disabled) {
    system_messages(2, "Your account has been disabled by CodeZone. Please contact an administrator");
}
if ($login_notify) {
    system_messages(1, "Thank you for logging in {$user_row_data['nick_name']}");
}
if ($logout_notify) {
    system_messages(1, "You are logged out, Bye bye!");
}
if ($request_expired) {
    system_messages(0, "Request expired, please try again!");
}
if ($request_toofast) {
    system_messages(0, 'Request too fast, Slow down and try again!');
}
?>

<?php

$schedule_action = get_input("schedule-action");
$enable_schedule = get_input("enable-schedule");
$schedule_period = get_input("schedule-period");
$schedule_delete = get_input("schedule-delete");
$backup_options = get_input("backup_options");
$ftp_enable = get_input("ftp-enable", false);
$ftp = get_input("ftp", false);
if (!$backup_options) {
    register_error(elgg_echo('backup-tool:settings:error:backup_options'));
} else {
    elgg_set_plugin_setting('backup_options', serialize($backup_options), 'backup-tool');
    if ($schedule_action == elgg_echo("backuptool:schedule:button:enable")) {
        $enable_schedule = true;
        elgg_set_plugin_setting('enable_schedule', $enable_schedule, 'backup-tool');
        system_messages(elgg_echo("backup-tool:settings:success:enable"));
    } elseif ($schedule_action == elgg_echo("backuptool:schedule:button:disable")) {
        $enable_schedule = false;
        elgg_set_plugin_setting('enable_schedule', $enable_schedule, 'backup-tool');
        system_messages(elgg_echo("backup-tool:settings:success:disable"));
    } else {
        system_messages(elgg_echo("backup-tool:settings:success"));
    }
    elgg_set_plugin_setting('schedule_period', $schedule_period, 'backup-tool');
    elgg_set_plugin_setting('schedule_delete', $schedule_delete, 'backup-tool');
    //save ftp settings
    elgg_set_plugin_setting('ftp_enable', $ftp_enable[0], 'backup-tool');
    elgg_set_plugin_setting('ftp', serialize($ftp), 'backup-tool');
}

|              links clicked on the frontpage              |
|                                                          |
*----------------------------------------------------------*
*/
//Is in application...?
defined('IN_APP') or die('Restricted access');
if ($action == 'showstory') {
    if (!isset($_GET['s_id'])) {
        system_messages(0, 'Requested story unknown');
        return;
    }
    $story_id = (int) $_GET['s_id'];
    $query = "SELECT {$_pre}stories.*,{$_pre}users.nick_name FROM {$_pre}stories LEFT JOIN {$_pre}users ON {$_pre}stories.registration_no = {$_pre}users.registration_no WHERE {$_pre}stories.published=1 AND {$_pre}stories.id={$story_id}";
    $db->setQuery($query);
    if ($db->foundRows < 1) {
        system_messages(0, 'Invalid story requested');
        return;
    }
    $data = $db->fetch_assoc();
    ?>
	<h3 class='arena-match-title'>Title:: <?php 
    echo ucfirst($data['title']);
    ?>
</h3>
	<hr class='h3-bottom-line' />
	<div id="showstories">
	<?php 
    echo stripslashes(preg_replace("/<rmore>/", "", $data['content']));
    //Remove the read more tag and strip any splashes
    echo "<p class='article_details'><span class='light1'>" . time_stamp_to_readable($data['create_time']) . "</span> .::. Author: <span class='admin_orange'>{$data['nick_name']}</span></p>";
    //Get next and previous stories if any

    /**
     * Render the arena
     */
    function render_arena()
    {
        global $arnv, $_max_submissions;
        $match_details = $this->get_match_details();
        //Verify if there's actually an active match
        if (!$match_details) {
            system_messages(0, "There is no active match or match over");
            return;
        }
        //Compute remaining time
        $seconds_rem = $match_details['start_time'] + $match_details['duration'] - time();
        ?>
		<div id="arena-applet-container">
		<div id="arena-applet-left">
		<?php 
        echo "<h3 class='arena-match-title'>Problem Statement ..::.. " . strtoupper($match_details['title']) . "</h3>";
        echo "<hr class='h3-bottom-line' />";
        echo "<p class='arena-match-subtitle'>Maximum points: {$match_details['match_points']} .::. Difficulty: {$match_details['difficulty']} .::. Max downloads allowed: {$_max_submissions}</p>";
        ?>
		<div id="match-rem-time" align="right">
		<!--Match remaining time-->
		</div>
		
		<?php 
        /**Only show the downloads link if there is remaining downloads*/
        if ($arnv->downloads_over()) {
            echo "<h4 class='contact-link'><a class='load-iframe' title='CodeZone solution submission' href='ajphp/arenaValidator.php?a=arenaval&amp;v=render_submission_form'>Submit solution</a></h4>";
        }
        //Print the problem Statement
        $this->print_problem();
        ?>
		</div>
		<div id="arena-applet-right">
		<span class='arena-general'>Live Scoreboard</span>
		<!--Live scoreboard goes here-->
		<div id="live-scoreboard"></div>
		
		</div>
		<div id="clear"></div>
		</div>
		<script type="text/javascript">
		$(document).ready(function(){
			$.ajaxSetup({ cache:false });$(".load-iframe").colorbox({width:"60%", height:"45%", iframe:true,overlayClose:false});
			var seconds=<?php 
        echo $seconds_rem;
        ?>
;
			//Show match remaining time
			$(function(){
				$('#match-rem-time').countdown({ layout:"<span class='timer-rem-time'>Remaining time: {hnn} {hl}, {mnn} {ml}, {snn} {sl}</span>",until:+seconds, serverSync:serverTime,onExpiry:function(){alert('Match over!');window.location.href='index.php';}});
			});
			
			
		});
//Code to load scoreboard every 30 seconds
$('#live-scoreboard').load('ajphp/arenaValidator.php?a=arenaval&v=partial_scoreboard'); //Load it for the first time on page load
setInterval(function(){
$('#live-scoreboard').load('ajphp/arenaValidator.php?a=arenaval&v=partial_scoreboard');
}, 30000);
</script>
		<?php 
    }

function doContentHandler($tool_provider)
{
    LoginUser($tool_provider);
    system_messages('Forwarded to Group creation page');
    forward(elgg_get_config('wwwroot') . '/groups/new/');
    return;
}

/**
 * Save offserver video after getting responese from YouTube
 * 
 * @version 5.0
 */
function izap_youtube_response()
{
    $id = get_input('id');
    $url = 'https://www.youtube.com/watch?v=' . $id;
    $video_data = array('url' => $url);
    $izap_video = new IzapVideo();
    if ($izap_video->guid == 0) {
        $new = true;
    }
    $izap_video->videourl = $url;
    $izap_video->saveYouTubeVideoData($video_data);
    if ($izap_video->save()) {
        if ($new == true) {
            if (is_callable('elgg_create_river_item')) {
                elgg_create_river_item(array('view' => 'river/object/izap_video/create', 'action_type' => 'create', 'subject_guid' => elgg_get_logged_in_user_guid(), 'object_guid' => $izap_video->getGUID()));
            } else {
                add_to_river('river/object/izap_video/create', 'create', elgg_get_logged_in_user_guid(), $izap_video->getGUID());
            }
        }
        elgg_clear_sticky_form('izap_videos');
        system_messages(elgg_echo('izap-videos:Save:success'));
        forward($izap_video->getURL($izap_video->getOwnerEntity(), GLOBAL_IZAP_VIDEOS_PAGEHANDLER));
    }
}

 /**
  * @param int $amount
  * @param string $profile
  * @param string $locale
  * @throws InvalidArgumentException
  * @return int
  */
 static function generate($amount, $profile, $locale)
 {
     $amount = (int) $amount;
     if ($amount <= 0) {
         throw new InvalidArgumentException("Amount must be positive integer.");
     }
     if (!in_array($profile, data_generator::getElggProviderMethods())) {
         throw new InvalidArgumentException("Invalid profile provided: {$profile}");
     }
     if (!in_array($locale, data_generator::getLocales())) {
         throw new InvalidArgumentException("Invalid locale provided: {$locale}");
     }
     $totalAmount = $amount;
     $mt = microtime(true);
     $time = null;
     $generator = self::getGenerator($locale);
     $success = 0;
     $processed = 0;
     while ($amount-- > 0) {
         $processed++;
         $data = $generator->{$profile}();
         try {
             if (is_callable(array($data, 'save'))) {
                 if ($data->save()) {
                     $success++;
                 } else {
                     if (self::is_cli()) {
                         //clear line
                         echo "\t\t\t\t\t\t\t\t\t\r";
                         echo "Fail: Error while saving\n";
                         $messages = system_messages(NULL, "error");
                         echo "Msgs: " . var_export($messages['error'], true) . "\n";
                     }
                 }
             } else {
                 if (self::is_cli()) {
                     //clear line
                     echo "\t\t\t\t\t\t\t\t\t\r";
                     echo "Fail: Not saveable item: " . var_export($data, true) . "\n";
                 }
             }
         } catch (Exception $e) {
             if (self::is_cli()) {
                 //clear line
                 echo "\t\t\t\t\t\t\t\t\t\r";
                 echo "Fail: " . $e->getMessage() . "\n";
             }
             //fail silently here - just count
         }
         if (self::is_cli()) {
             if ($time === null || time() > $time + self::$cli_info_interval) {
                 $time = time();
                 echo sprintf("%.2f%% - %d items generated, %d failures in %.2fs\r", ($totalAmount - $amount) * 100 / $totalAmount, $success, $processed - $success, microtime(true) - $mt);
             }
         }
     }
     if (self::is_cli()) {
         //clear line
         echo "\t\t\t\t\t\t\t\t\t\r";
     }
     return $success;
 }

function ProvisionLTIGroup($tool_provider)
{
    // Get status of group provisining
    $values = GetPluginSettings();
    $groupprovision = $values['groupprovision'];
    $groupname = $tool_provider->context->title;
    // Get context_id and consumer_key for primary context
    $context_id = $tool_provider->context->id;
    $consumer_key = $tool_provider->context->consumer_instance->consumer_guid;
    $user_id = $tool_provider->user->getID(BasicLTI_Tool_Provider::ID_SCOPE_GLOBAL);
    // Check if we are dealing with an unapproved share. If so return
    // to consumer with suitable message
    if (!empty($tool_provider->user->context->share_approved) && !$tool_provider->user->context->share_approved) {
        $urlencode = urlencode(sprintf(elgg_echo('LTI:error:sharing'), elgg_get_config('sitename')));
        forward($tool_provider->return_url . '&lti_msg=' . $urlencode);
        return false;
    }
    // Get user
    $user = CheckLTIUser($user_id);
    $user_guid = $user->getGUID();
    $_SESSION['lti_logger_id'] = $user->getGUID();
    $staff = $tool_provider->user->isStaff();
    // Check that groups are present and provisioning is on
    if (elgg_is_active_plugin('groups') && $groupprovision) {
        $group = CheckLTIGroup($groupname, $context_id, $consumer_key);
        // Only staff can create groups.
        if ($staff && is_null($group)) {
            $group = CreateLTIGroup($user, $groupname, $context_id, $consumer_key);
            // Ensure that the owner is instructor as simpifies matters
            add_entity_relationship($user_guid, 'instructor', $group->getGUID());
            system_message(elgg_echo('LTI:info:newgroup'));
            forward($group->getURL());
        }
        if (is_null($group)) {
            system_messages(elgg_echo('LTI:info:nogroup'));
            forward();
        }
        $group_guid = $group->getGUID();
        $_SESSION['lti_group_id'] = $group->getGUID();
        // Is this user a member of the group
        if ($group->isMember($user)) {
            // If user used to be instructor but is now student remove 'instructor' relationship
            if ($tool_provider->user->isLearner() && check_entity_relationship($user_guid, 'instructor', $group_guid)) {
                remove_entity_relationship($user_guid, 'instructor', $group->getGUID());
                system_messages(elgg_echo('LTI:change:downgrade'));
                forward($group->getURL());
            }
            // If user is staff add instructor relationship unless they are group owner
            if ($staff && !check_entity_relationship($user_guid, 'instructor', $group_guid) && $user_guid != $group_guid) {
                add_entity_relationship($user_guid, 'instructor', $group_guid);
                system_messages(elgg_echo('LTI:change:upgrade'));
                forward($group->getURL());
            }
            system_messages('Forwarded to Group');
            forward($group->getURL());
        }
        // If not member join
        $group->join($user);
        // If instructor but not owner give instructor relationship to group. This makes
        // other consumer instructors able to edit the group in Elgg
        if ($staff && !check_entity_relationship($user_guid, 'instructor', $group_guid)) {
            add_entity_relationship($user_guid, 'instructor', $group_guid);
            system_messages(elgg_echo('LTI:change:upgrade'));
            forward($group->getURL());
        }
        system_messages('Forwarded to Group');
        forward($group->getURL());
    }
}

|                                                          |
*----------------------------------------------------------*
*/
//Is in application...?
defined('IN_APP') or die('Restricted access');
if ($action == 'profile') {
    if (isset($_GET['do'])) {
        $do = $_GET['do'];
    } else {
        system_messages(2, 'Invalid arguments in query');
        return;
    }
    $handle = '';
    if (isset($_GET['nick_name'])) {
        $handle = $_GET['nick_name'];
    }
    //Get the profileHelper class
    require_once 'profileHelper.php';
    $profile = new profileHelper($handle);
    if ($do == 'viewProfile') {
        $profile->view_profile();
    } else {
        if ($do == 'updateProfile' && $login) {
            //Allow profile update only if user is logged in
            $profile->update_profile_fields();
        } else {
            system_messages(2, 'Invalid arguments in query');
        }
    }
    //print_r($profile);
}

 //Is the requested match valid?
 if ($db->foundRows < 1) {
     system_messages(2, 'Invalid match requested');
     return;
 }
 $match_data = $db->fetch_assoc();
 //Is the requested match still active?
 if ($match_data['start_time'] < time()) {
     system_messages(0, 'Match is inactive');
     return;
 }
 $query = "SELECT * FROM {$_pre}{$match_data['match_table_name']} WHERE registration_no='{$registration_no}'";
 $db->setQuery($query);
 //Is this user already registered?
 if ($db->foundRows > 0) {
     system_messages(0, 'You are already registered for this match!');
     return;
 }
 //Now we can safely register this user (fun..)
 $query = "INSERT INTO {$_pre}{$match_data['match_table_name']} (registration_no,nick_name) VALUES ('{$registration_no}','{$nick_name}')";
 $db->setQuery($query);
 //Update profile table that is, match_count column and add the user to user_match_log table
 $query = "SELECT match_count FROM " . $_pre . "profile WHERE registration_no='{$registration_no}'";
 $db->setQuery($query);
 $data = $db->fetch_assoc();
 $new_match_count = $data['match_count'] + 1;
 //$matches_participated=(strlen($data['matches_participated'])==0)?$match_data['id'].'---'.$match_data['title']:$data['matches_participated'].'*****'.$match_data['id'].'---'.$match_data['title'];
 $query = "UPDATE " . $_pre . "profile SET match_count={$new_match_count} WHERE registration_no='{$registration_no}'";
 $db->setQuery($query);
 $query = "INSERT INTO {$_pre}user_match_log (registration_no,match_id,title,match_date,register_date) VALUES ('{$registration_no}',{$match_data['id']},'{$match_data['title']}',{$match_data['start_time']}," . time() . ")";
 $db->setQuery($query);