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<?php
/**
 * [PHPFOX_HEADER]
 */

defined('PHPFOX') or exit('NO DICE!');

/**
 * 
 * 
 * @copyright        [PHPFOX_COPYRIGHT]
 * @author          Raymond_Benc
 * @package         Phpfox_Service
 * @version         $Id: callback.class.php 4425 2012-06-29 10:42:12Z Miguel_Espinoza $
 */
class Link_Service_Callback extends Phpfox_Service 
{
    /**
     * Class constructor
     */    
    public function __construct()
    {    
        $this->_sTable = Phpfox::getT('link');    
    }
    
    public function getActivityFeed($aItem)
    {        
        $aRow = $this->database()->select('link.*, l.like_id AS is_liked, ' . Phpfox::getUserField('u', 'parent_'))
            ->from($this->_sTable, 'link')
            ->leftJoin(Phpfox::getT('user'), 'u', 'u.user_id = link.parent_user_id')
            ->leftJoin(Phpfox::getT('like'), 'l', 'l.type_id = 'link' AND l.item_id = link.link_id AND l.user_id = ' . Phpfox::getUserId())
            ->where('link.link_id = ' . (int) $aItem['item_id'])
            ->execute('getSlaveRow');
        
        if (!isset($aRow['link_id']))
        {
            return false;
        }
        
        if ((defined('PHPFOX_IS_PAGES_VIEW') && !Phpfox::getService('pages')->hasPerm(null, 'link.view_browse_links'))
            || (!defined('PHPFOX_IS_PAGES_VIEW') && $aRow['module_id'] == 'pages' && !Phpfox::getService('pages')->hasPerm($aRow['item_id'], 'link.view_browse_links'))
        )
        {
            return false;
        }        
        
        if (substr($aRow['link'], 0, 7) != 'http://' && substr($aRow['link'], 0, 8) != 'https://')
        {
            $aRow['link'] = 'http://' . $aRow['link'];
        }
        
        $aParts = parse_url($aRow['link']);        
        
        $sLink = Phpfox::getLib('url')->makeUrl($aRow['parent_user_name']);
        
        $aReturn = array(
            'feed_title' => $aRow['title'],            
            'feed_status' => $aRow['status_info'],
            'feed_link_comment' => $aItem['user_name'] . '/link-id_' . $aRow['link_id'] . '/',
            'feed_link' => strip_tags($aRow['link']),
            'feed_content' => $aRow['description'],
            'total_comment' => $aRow['total_comment'],
            'feed_total_like' => $aRow['total_like'],
            'feed_is_liked' => $aRow['is_liked'],
            'feed_icon' => Phpfox::getLib('image.helper')->display(array('theme' => 'feed/link.png', 'return_url' => true)),
            'time_stamp' => $aRow['time_stamp'],            
            'enable_like' => true,            
            'comment_type_id' => 'link',
            'like_type_id' => 'link',
            'feed_title_extra' => $aParts['host'],
            'feed_title_extra_link' => $aParts['scheme'] . '://' . $aParts['host']            
        );
        
        if (Phpfox::getParam('core.warn_on_external_links'))
        {
            if (!preg_match('/' . preg_quote(Phpfox::getParam('core.host')) . '/i', $aReturn['feed_link']))
            {
                $aReturn['feed_link'] = Phpfox::getLib('url')->makeUrl('core.redirect', array('url' => Phpfox::getLib('url')->encode($aReturn['feed_link'])));
                $aReturn['feed_title_extra_link'] = Phpfox::getLib('url')->makeUrl('core.redirect', array('url' => Phpfox::getLib('url')->encode($aReturn['feed_title_extra_link'])));
            }                        
        }
        
        if (!empty($aRow['image']))
        {
            $aReturn['feed_image'] = '<img src="' . $aRow['image'] . '" alt="" style="max-width:120px; max-height:90px;" />';
        }
        
        if ($aRow['module_id'] == 'pages')
        {
            $aRow['parent_user_id'] = '';
            $aRow['parent_user_name'] = '';
        }            
        
        if (empty($aRow['module_id']) && !empty($aRow['parent_user_name']) && !defined('PHPFOX_IS_USER_PROFILE') && empty($_POST))
        {
            $aReturn['parent_user'] = Phpfox::getService('user')->getUserFields(true, $aRow, 'parent_');
        }            
        
        if (!PHPFOX_IS_AJAX && defined('PHPFOX_IS_USER_PROFILE') && !empty($aRow['parent_user_name']) && $aRow['parent_user_id'] != Phpfox::getService('profile')->getProfileUserId())
        {
            $aReturn['feed_mini'] = true;
            $aReturn['no_share'] = true;
            $aReturn['feed_mini_content'] = Phpfox::getPhrase('friend.full_name_posted_a_href_link_a_link_a_on_a_href_parent_user_name', array('full_name' => Phpfox::getService('user')->getFirstName($aItem['full_name']), 'link' => $sLink, 'parent_user_name' => Phpfox::getLib('url')->makeUrl($aRow['parent_user_name']), 'parent_full_name' => $aRow['parent_full_name']));
            
            unset($aReturn['feed_status'], $aReturn['feed_image'], $aReturn['feed_title'], $aReturn['feed_content']);
        }        
        else 
        {            
            if ($aRow['has_embed'])
            {
                $aReturn['feed_image_onclick'] = '$Core.box('link.play', 700, 'id=' . $aRow['link_id'] . '&amp;feed_id=' . $aItem['feed_id'] . '&amp;popup=true', 'GET'); return false;';
            }
        }
        (($sPlugin = Phpfox_Plugin::get('link.component_service_callback_getactivityfeed__1')) ? eval($sPlugin) : false);
        return $aReturn;
    }
    
    public function addLike($iItemId, $bDoNotSendEmail = false)
    {
        $aRow = $this->database()->select('link_id, title, user_id')
            ->from(Phpfox::getT('link'))
            ->where('link_id = ' . (int) $iItemId)
            ->execute('getSlaveRow');        
            
        if (!isset($aRow['link_id']))
        {
            return false;
        }
        
        $this->database()->updateCount('like', 'type_id = 'link' AND item_id = ' . (int) $iItemId . '', 'total_like', 'link', 'link_id = ' . (int) $iItemId);    
        
        if (!$bDoNotSendEmail)
        {
            $sLink = Phpfox::permalink('link', $aRow['link_id'], $aRow['title']);
            
            Phpfox::getLib('mail')->to($aRow['user_id'])
                ->subject(array('link.full_name_liked_your_link_title', array('full_name' => Phpfox::getUserBy('full_name'), 'title' => $aRow['title'])))
                ->message(array('link.full_name_liked_your_link_title_message', array('full_name' => Phpfox::getUserBy('full_name'), 'link' => $sLink, 'title' => $aRow['title'])))
                ->notification('like.new_like')
                ->send();
                
            Phpfox::getService('notification.process')->add('link_like', $aRow['link_id'], $aRow['user_id']);                
        }        
    }    
    
    public function getNotificationLike($aNotification)
    {
        $aRow = $this->database()->select('l.link_id, l.title, l.user_id, u.gender, u.full_name')    
            ->from(Phpfox::getT('link'), 'l')
            ->join(Phpfox::getT('user'), 'u', 'u.user_id = l.user_id')
            ->where('l.link_id = ' . (int) $aNotification['item_id'])
            ->execute('getSlaveRow');
        
        $sUsers = Phpfox::getService('notification')->getUsers($aNotification);
        $sTitle = Phpfox::getLib('parse.output')->shorten($aRow['title'], Phpfox::getParam('notification.total_notification_title_length'), '...');
            
        $sPhrase = '';
        if ($aNotification['user_id'] == $aRow['user_id'])
        {
            $sPhrase = Phpfox::getPhrase('link.users_liked_gender_own_link_title', array('users' => $sUsers, 'gender' => Phpfox::getService('user')->gender($aRow['gender'], 1), 'title' => $sTitle));    
        }
        elseif ($aRow['user_id'] == Phpfox::getUserId())        
        {
            $sPhrase = Phpfox::getPhrase('link.users_liked_your_link_title', array('users' => $sUsers, 'title' => $sTitle));
        }
        else 
        {
            $sPhrase = Phpfox::getPhrase('link.users_liked_span_class_drop_data_user_row_full_name_s_span_link_title', array('users' => $sUsers, 'row_full_name' => $aRow['full_name'], 'title' => $sTitle));
        }
            
        return array(
            'link' => Phpfox::getLib('url')->permalink('link', $aRow['link_id'], $aRow['title']),
            'message' => $sPhrase,
            'icon' => Phpfox::getLib('template')->getStyle('image', 'activity.png', 'blog')
        );    
    }    
    
    public function deleteLike($iItemId)
    {
        $this->database()->updateCount('like', 'type_id = 'link' AND item_id = ' . (int) $iItemId . '', 'total_like', 'link', 'link_id = ' . (int) $iItemId);    
    }        
    
    public function deleteComment($iId)
    {
        $this->database()->update(Phpfox::getT('link'), array('total_comment' => array('= total_comment -', 1)), 'link_id = ' . (int) $iId);
    }    
    
    public function getAjaxCommentVar()
    {
        return null;
    }    
    
    public function addComment($aVals, $iUserId = null, $sUserName = null)
    {        
        $aRow = $this->database()->select('l.link_id, l.title, u.full_name, u.user_id, u.user_name, u.gender')
            ->from(Phpfox::getT('link'), 'l')
            ->join(Phpfox::getT('user'), 'u', 'u.user_id = l.user_id')
            ->where('l.link_id = ' . (int) $aVals['item_id'])
            ->execute('getSlaveRow');
            
        // Update the post counter if its not a comment put under moderation or if the person posting the comment is the owner of the item.
        if (empty($aVals['parent_id']))
        {
            $this->database()->updateCounter('link', 'total_comment', 'link_id', $aRow['link_id']);        
        }
        
        // Send the user an email
        $sLink = Phpfox::getLib('url')->permalink('link', $aRow['link_id'], $aRow['title']);
        
        Phpfox::getService('comment.process')->notify(array(
                'user_id' => $aRow['user_id'],
                'item_id' => $aRow['link_id'],
                'owner_subject' => Phpfox::getPhrase('link.full_name_commented_on_your_link_title', array('full_name' => Phpfox::getUserBy('full_name'), 'title' => $this->preParse()->clean($aRow['title'], 100))),
                'owner_message' => Phpfox::getPhrase('link.full_name_commented_on_your_link_a_href_link_title_a', array('full_name' => Phpfox::getUserBy('full_name'), 'link' => $sLink, 'title' => $aRow['title'])),
                'owner_notification' => 'comment.add_new_comment',
                'notify_id' => 'comment_link',
                'mass_id' => 'link',
                'mass_subject' => (Phpfox::getUserId() == $aRow['user_id'] ? Phpfox::getPhrase('link.full_name_commented_on_gender_link', array('full_name' => Phpfox::getUserBy('full_name'), 'gender' => Phpfox::getService('user')->gender($aRow['gender'], 1))) : Phpfox::getPhrase('link.full_name_commented_on_row_full_name_s_link', array('full_name' => Phpfox::getUserBy('full_name'), 'row_full_name' => $aRow['full_name']))),
                'mass_message' => (Phpfox::getUserId() == $aRow['user_id'] ? Phpfox::getPhrase('link.full_name_commented_on_gender_link_a_href_link_title_a', array('full_name' => Phpfox::getUserBy('full_name'), 'gender' => Phpfox::getService('user')->gender($aRow['gender'], 1), 'link' => $sLink, 'title' => $aRow['title'])) : Phpfox::getPhrase('link.full_name_commented_on_row_full_name_s_link_a_href_link_title_a_message', array('full_name' => Phpfox::getUserBy('full_name'), 'row_full_name' => $aRow['full_name'], 'link' => $sLink, 'title' => $aRow['title'])))
            )
        );        
    }        
    
    public function getCommentItem($iId)
    {
        $aRow = $this->database()->select('link_id AS comment_item_id, privacy_comment, user_id AS comment_user_id')
            ->from(Phpfox::getT('link'))
            ->where('link_id = ' . (int) $iId)
            ->execute('getSlaveRow');        
            
        $aRow['comment_view_id'] = '0';
        
        if (!Phpfox::getService('comment')->canPostComment($aRow['comment_user_id'], $aRow['privacy_comment']))
        {
            Phpfox_Error::set(Phpfox::getPhrase('link.unable_to_post_a_comment_on_this_item_due_to_privacy_settings'));
            
            unset($aRow['comment_item_id']);
        }
            
        return $aRow;
    }    
    
    public function getCommentNotification($aNotification)
    {
        $aRow = $this->database()->select('l.link_id, l.title, u.user_id, u.gender, u.user_name, u.full_name')    
            ->from(Phpfox::getT('link'), 'l')
            ->join(Phpfox::getT('user'), 'u', 'u.user_id = l.user_id')
            ->where('l.link_id = ' . (int) $aNotification['item_id'])
            ->execute('getSlaveRow');
            
        $sUsers = Phpfox::getService('notification')->getUsers($aNotification);
        $sTitle = Phpfox::getLib('parse.output')->shorten($aRow['title'], Phpfox::getParam('notification.total_notification_title_length'), '...');
        
        $sPhrase = '';
        if ($aNotification['user_id'] == $aRow['user_id'] && !isset($aNotification['extra_users']))
        {
            $sPhrase = Phpfox::getPhrase('link.users_commented_on_gender_link_title', array('users' => $sUsers, 'gender' => Phpfox::getService('user')->gender($aRow['gender'], 1), 'title' => $sTitle));    
        }
        elseif ($aRow['user_id'] == Phpfox::getUserId())
        {
            $sPhrase = Phpfox::getPhrase('link.users_commented_on_your_link_title', array('users' => $sUsers, 'title' => $sTitle));
        }
        else 
        {
            $sPhrase = Phpfox::getPhrase('link.users_commented_on_span_class_drop_data_user_row_full_name_s_span_link_title', array('users' => $sUsers, 'row_full_name' => $aRow['full_name'], 'title' =>  $sTitle));
        }
            
        return array(
            'link' => Phpfox::getLib('url')->permalink('link', $aRow['link_id'], $aRow['title']),
            'message' => $sPhrase,
            'icon' => Phpfox::getLib('template')->getStyle('image', 'activity.png', 'blog')
        );
    }
    
    public function getPagePerms()
    {
        $aPerms = array();
        
        $aPerms['link.share_links'] = Phpfox::getPhrase('link.who_can_share_a_link');
        $aPerms['link.view_browse_links'] = Phpfox::getPhrase('link.who_can_view_browse_links');
        
        return $aPerms;
    }
    
    public function canViewPageSection($iPage)
    {
        if (!Phpfox::getService('pages')->hasPerm($iPage, 'link.view_browse_links'))
        {
            return false;
        }
        
        return true;
    }
    
    public function checkFeedShareLink()
    {
        if (defined('PHPFOX_IS_PAGES_VIEW') && !Phpfox::getService('pages')->hasPerm(null, 'link.share_links'))
        {
            return false;
        }
    }    
    
    public function getRedirectComment($iId)
    {
        $aLink = $this->database()->select('u.user_name')
                    ->from(Phpfox::getT('link'), 'l')
                    ->join(Phpfox::getT('user'), 'u', 'u.user_id = l.user_id')
                    ->where('l.link_id = ' . (int)$iId)
                    ->execute('getSlaveField');
        
        $sLink = Phpfox::getLib('url')->makeUrl($aLink, array('link-id' => $iId));
        return $sLink;
    }
    
    /**
     * If a call is made to an unknown method attempt to connect
     * it to a specific plug-in with the same name thus allowing 
     * plug-in developers the ability to extend classes.
     *
     * @param string $sMethod is the name of the method
     * @param array $aArguments is the array of arguments of being passed
     */
    public function __call($sMethod, $aArguments)
    {
        /**
         * Check if such a plug-in exists and if it does call it.
         */
        if ($sPlugin = Phpfox_Plugin::get('link.service_callback__call'))
        {
            eval($sPlugin);
            return;
        }
            
        /**
         * No method or plug-in found we must throw a error.
         */
        Phpfox_Error::trigger('Call to undefined method ' . __CLASS__ . '::' . $sMethod . '()', E_USER_ERROR);
    }    
}

?>