/home/edulekha/studygroup.edulekha.com/ow_plugins/questions/components/feed_list.php
<?php

/**
 * This software is intended for use with Oxwall Free Community Software http://www.oxwall.org/ and is
 * licensed under The BSD license.

 * ---
 * Copyright (c) 2012, Sergey Kambalin
 * All rights reserved.

 * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
 * following conditions are met:
 *
 *  - Redistributions of source code must retain the above copyright notice, this list of conditions and
 *  the following disclaimer.
 *
 *  - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and
 *  the following disclaimer in the documentation and/or other materials provided with the distribution.
 *
 *  - Neither the name of the Oxwall Foundation nor the names of its contributors may be used to endorse or promote products
 *  derived from this software without specific prior written permission.

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/**
 * @author Sergey Kambalin <greyexpert@gmail.com>
 * @package questions.components
 */
class QUESTIONS_CMP_FeedList extends OW_Component
{
    private $feed = array(), $activityList = array(), $bubbleActivityList = array();

    public function __construct( $feed, $bubbleActivityList, $activityList )
    {
        parent::__construct();

        $this->bubbleActivityList = $bubbleActivityList;
        $this->activityList = $activityList;
        $this->feed = $feed;
    }

    public function onBeforeRender()
    {
        parent::onBeforeRender();

        $cmpList = array();
        $counter = 0;
        $questionCount = count($this->feed);

        foreach ( $this->feed as $question )
        {
            $bubbleActivity = $this->bubbleActivityList[$question->id];

            $counter++;
            $activityList = empty($this->activityList[$question->id])
                ? array()
                : $this->activityList[$question->id];

            $cmp = new QUESTIONS_CMP_FeedItem($question, $bubbleActivity, $activityList);

            if ( $questionCount == $counter )
            {
                $cmp->setIsLastItem();
            }

            $cmpList[] = $cmp->render();
        }

        $this->assign('list', $cmpList);
    }
}