class.ilCronCourseGroupNotification.php

Go to the documentation of this file.

<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once 'Services/Mail/classes/class.ilMailNotification.php';
include_once 'Services/Mail/classes/class.ilMimeMail.php';

class ilCronCourseGroupNotification extends ilMailNotification
{       
        public function sendNotifications()
        {
                global $ilDB, $lng;
                                
                $setting = new ilSetting("cron");               
                $last_run = $setting->get(get_class($this));
                                
                // #10284 - we already did send today, do nothing
                if($last_run == date("Y-m-d"))
                {                       
                        return;
                }
                
                // gather objects and participants with notification setting
                $objects = array();
                $set = $ilDB->query("SELECT usr_id,keyword FROM usr_pref".
                        " WHERE ".$ilDB->like("keyword", "text", "grpcrs_ntf_%").
                        " AND value = ".$ilDB->quote("1", "text"));
                while($row = $ilDB->fetchAssoc($set))
                {
                        $ref_id = substr($row["keyword"], 11);
                        $type = ilObject::_lookupType($ref_id, true);
                        if($type)
                        {
                                $objects[$type][$ref_id][] = $row["usr_id"];
                        }
                }

                if(sizeof($objects))
                {
                        $old_lng = $lng;
                        
                        include_once "Services/News/classes/class.ilNewsItem.php";
                        foreach($objects as $type => $ref_ids)
                        {
                                // type is not needed for now
                                foreach($ref_ids as $ref_id => $user_ids)
                                {
                                        // gather news per object
                                        $news_item = new ilNewsItem();
                                        if($news_item->checkNewsExistsForGroupCourse($ref_id))
                                        {
                                                foreach($user_ids as $user_id)
                                                {
                                                        // gather news for user
                                                        $user_news = $news_item->getNewsForRefId($ref_id,
                                                                false, false, 1, false, false, false, false,
                                                                $user_id);
                                                        if($user_news)
                                                        {
                                                                $this->sendMail($user_id, $ref_id, $user_news);
                                                        }
                                                }
                                        }
                                }
                        }
                        
                        $lng = $old_lng;
                }

                // save last run
                $setting->set(get_class($this), date("Y-m-d")); 
                        
                return true;
        }

        public function sendMail($a_user_id, $a_ref_id, array $news)
        {                               
                global $lng;
                
                $obj_id = ilObject::_lookupObjId($a_ref_id);
                $obj_type = ilObject::_lookupType($obj_id);

                $this->initLanguage($a_user_id);
                $this->getLanguage()->loadLanguageModule("crs");
                $this->getLanguage()->loadLanguageModule("news");
                
                // needed for ilNewsItem
                $lng = $this->getLanguage();
                
                $this->initMail();
                
                $obj_title = $this->getLanguageText($obj_type)." \"".ilObject::_lookupTitle($obj_id)."\"";
                                
                $this->setRecipients($a_user_id);
                $this->setSubject(sprintf($this->getLanguageText("crs_subject_course_group_notification"), $obj_title));

                $this->setBody(ilMail::getSalutation($a_user_id, $this->getLanguage()));
                $this->appendBody("\n\n");

                $this->appendBody(sprintf($this->getLanguageText("crs_intro_course_group_notification_for"), $obj_title));
                $this->appendBody("\n\n");

                // ilDatePresentation::setUseRelativeDates(false);

                // news summary
                $counter = 1;
                foreach($news as $item)
                {                                                                                               
                        $title = ilNewsItem::determineNewsTitle($item["context_obj_type"],
                                $item["title"], $item["content_is_lang_var"], $item["agg_ref_id"], 
                                $item["aggregation"]);
                        $content = ilNewsItem::determineNewsContent($item["context_obj_type"], 
                                $item["content"], $item["content_text_is_lang_var"]);
                        
                        /* process sub-item info
                        if($item["aggregation"])
                        {
                                $sub = array();
                                foreach($item["aggregation"] as $subitem)
                                {
                                        $sub_id = ilObject::_lookupObjId($subitem["ref_id"]);
                                        $sub_title = ilObject::_lookupTitle($sub_id);
                                        
                                        // to include posting title
                                        if($subitem["context_obj_type"] == "frm")
                                        {
                                                $sub_title = ilNewsItem::determineNewsTitle($subitem["context_obj_type"],
                                                        $subitem["title"], $subitem["content_is_lang_var"]);
                                        }                                       
                                                                
                                        $sub[] = $sub_title;
                                        
                                        $sub_content = ilNewsItem::determineNewsContent($subitem["context_obj_type"], 
                                                $subitem["content"], $subitem["content_text_is_lang_var"]);                                                             
                                        if($sub_content)
                                        {
                                                $sub[] = strip_tags($sub_content);
                                        }
                                }
                                $content .= "\n".implode("\n\n", $sub);
                        } 
                        */
                        
                        $obj_id = ilObject::_lookupObjId($item["ref_id"]);
                        $obj_title = ilObject::_lookupTitle($obj_id);
                        
                        // path
                        $cont_loc = new ilLocatorGUI();
                        $cont_loc->addContextItems($item["ref_id"], true);
                        $cont_loc->setTextOnly(true);
                        $loc = "[".$cont_loc->getHTML()."]";
                        
                        $this->appendBody("----------------------------------------------------------------------------------------------");
                        $this->appendBody("\n\n");
                        $this->appendBody('#'.$counter." - ".$loc." ".$obj_title."\n\n");
                        $this->appendBody($title);
                        if($content)
                        {
                                $this->appendBody("\n");                        
                                $this->appendBody($content);
                        }                       
                        $this->appendBody("\n\n");

                        ++$counter;
                }
                $this->appendBody("----------------------------------------------------------------------------------------------");
                $this->appendBody("\n\n");

                // link to object
                $this->appendBody($this->getLanguageText("crs_course_group_notification_link"));
                $this->appendBody("\n");
                $object_link = ilUtil::_getHttpPath();
                $object_link .= "/goto.php?target=".$obj_type."_".$a_ref_id.
                        "&client_id=".CLIENT_ID;
                $this->appendBody($object_link);

                $this->appendBody("\n\n");
                $this->appendBody(ilMail::_getAutoGeneratedMessageString($this->getLanguage()));
                $this->appendBody(ilMail::_getInstallationSignature());

                $mmail = new ilMimeMail();
                $mmail->autoCheck(false);
                $mmail->From('noreply');
                $mmail->To(ilObjUser::_lookupEmail($a_user_id));

                $mmail->Subject($this->getSubject());
                $mmail->Body($this->getBody());
                $mmail->Send();
        }
}
?>