Feed writer for objects. More...

Inheritance diagram for ilObjectFeedWriter:

Collaboration diagram for ilObjectFeedWriter:

Public Member Functions
	__construct ($a_ref_id, $a_userid=false, $a_purpose=false)

Public Member Functions inherited from ilFeedWriter
	__construct ()
	ilFeedWriter constructor. More...

	setEncoding ($a_enc)
	Set feed encoding. More...

	getEncoding ()

	setChannelAbout ($a_ab)
	Unique URI that defines the channel. More...

	getChannelAbout ()

	setChannelTitle ($a_title)
	Channel Title. More...

	getChannelTitle ()

	setChannelLink ($a_link)
	Channel Link URL to which an HTML rendering of the channel title will link. More...

	getChannelLink ()

	setChannelDescription ($a_desc)
	Channel Description. More...

	getChannelDescription ()

	addItem ($a_item)
	Add Item Item is an object of type ilFeedItem. More...

	getItems ()

	prepareStr ($a_str)

	getFeed ()
	get feed xml More...

	showFeed ()

	getContextPath ($a_ref_id)

Protected Attributes
	$settings

	$lng

Protected Attributes inherited from ilFeedWriter
	$tree

	$lng

Additional Inherited Members
Data Fields inherited from ilFeedWriter
	$encoding = "UTF-8"

	$ch_about = ""

	$ch_title = ""

	$ch_link = ""

	$ch_description = ""

	$items = array()

Detailed Description

Feed writer for objects.

Author: Alex Killing alex..nosp@m.kill.nosp@m.ing@g.nosp@m.mx.d.nosp@m.e

Version: $Id$

Definition at line 19 of file class.ilObjectFeedWriter.php.

Constructor & Destructor Documentation

◆ __construct()

ilObjectFeedWriter::__construct	(	$a_ref_id,
		$a_userid = `false`,
		$a_purpose = `false`
	)

Definition at line 31 of file class.ilObjectFeedWriter.php.

References $DIC, $file, $i, $ilSetting, ilFeedWriter\$items, $lng, $size, $title, $url, ilObject\_exists(), ilMediaItem\_getMediaItemsOfMObId(), ilObjForumAccess\_getThreadForPosting(), ilBlockSetting\_lookup(), ilObjMediaObject\_lookupItemPath(), ilObject\_lookupObjId(), ilObjMediaCastAccess\_lookupOnline(), ilObjMediaCastAccess\_lookupPublicFiles(), ilNewsItem\_lookupRSSPeriod(), ilObject\_lookupTitle(), ilObject\_lookupType(), ilFeedWriter\addItem(), array, ilNewsItem\determineNewsContent(), ilNewsItem\determineNewsTitle(), ilFeedWriter\getContextPath(), ilWikiPage\lookupTitle(), ilWikiUtil\makeUrlTitle(), NEWS_AUDIO, ilFeedWriter\prepareStr(), ilFeedWriter\setChannelAbout(), ilFeedWriter\setChannelLink(), ilFeedWriter\setChannelTitle(), ilNewsItem\setPrivateFeedId(), and settings().

     {
         global $DIC;
 
         $this->settings = $DIC->settings();
         $this->lng = $DIC->language();
         $ilSetting = $DIC->settings();
         $lng = $DIC->language();
         
         parent::__construct();
         
         if ($a_ref_id <= 0) {
             return;
         }
         
         include_once("./Services/Block/classes/class.ilBlockSetting.php");
         $news_set = new ilSetting("news");
         if (!$news_set->get("enable_rss_for_internal")) {
             return;
         }
         $obj_id = ilObject::_lookupObjId($a_ref_id);
         $obj_type = ilObject::_lookupType($obj_id);
         $obj_title = ilObject::_lookupTitle($obj_id);
 
         if (!ilBlockSetting::_lookup("news", "public_feed", 0, $obj_id)) {
             return;
         }
 
         // path
         $loc = $this->getContextPath($a_ref_id);
 
         if ($ilSetting->get('short_inst_name') != "") {
             $this->setChannelTitle($ilSetting->get('short_inst_name') . " - " .
                 $this->prepareStr($loc . " " . $obj_title));
         } else {
             $this->setChannelTitle("ILIAS" . " - " .
                 $this->prepareStr($loc . " " . $obj_title . ($a_purpose ? " - " . $a_purpose : "")));
         }
         $this->setChannelAbout(ILIAS_HTTP_PATH);
         $this->setChannelLink(ILIAS_HTTP_PATH);
         // not nice, to do: general solution
         if ($obj_type == "mcst") {
             include_once("./Modules/MediaCast/classes/class.ilObjMediaCastAccess.php");
             
             if (!ilObjMediaCastAccess::_lookupOnline($obj_id)) {
                 $lng->loadLanguageModule("mcst");
                 
                 $feed_item = new ilFeedItem();
                 $feed_item->setTitle($lng->txt("mcst_media_cast_not_online"));
                 $feed_item->setDescription($lng->txt("mcst_media_cast_not_online_text"));
                 $feed_item->setLink(ILIAS_HTTP_PATH . "/goto.php?client_id=" . CLIENT_ID .
                     "&amp;target=" . $item["context_obj_type"]);
                 $this->addItem($feed_item);
                 return;
             }
         }
 
 
         $rss_period = ilNewsItem::_lookupRSSPeriod();
 
         ilNewsItem::setPrivateFeedId($a_userid);
         $news_item = new ilNewsItem();
         $news_item->setContextObjId($obj_id);
         $news_item->setContextObjType($obj_type);
         $items = $news_item->getNewsForRefId($a_ref_id, true, false, $rss_period, true);
 
         if ($a_purpose) {
             include_once("./Services/MediaObjects/classes/class.ilMediaItem.php");
         }
         
         $i = 0;
         foreach ($items as $item) {
             $i++;
             
             if ($a_purpose != false && $obj_type == "mcst") {
                 $mob = ilMediaItem::_getMediaItemsOfMObId($item["mob_id"], $a_purpose);
 
                 if ($mob == false) {
                     continue;
                 }
             }
 
             $obj_title = ilObject::_lookupTitle($item["context_obj_id"]);
             
             $feed_item = new ilFeedItem();
             
             $title = ilNewsItem::determineNewsTitle(
                 $item["context_obj_type"],
                 $item["title"],
                 $item["content_is_lang_var"],
                 $item["agg_ref_id"],
                 $item["aggregation"]
             );
 
             $loc = "";
 
             if ($news_set->get("rss_title_format") == "news_obj") {
                 $sep = (trim($this->prepareStr($loc)) == "")
                     ? ""
                     : " ";
                 $feed_item->setTitle($this->prepareStr($title) . " (" . $this->prepareStr($loc) . $sep . $this->prepareStr($obj_title) .
                     ")");
             } else {
                 $feed_item->setTitle($this->prepareStr($loc) . " " . $this->prepareStr($obj_title) .
                     ": " . $this->prepareStr($title));
             }
             $feed_item->setDescription($this->prepareStr(nl2br(
                 ilNewsItem::determineNewsContent($item["context_obj_type"], $item["content"], $item["content_text_is_lang_var"])
             )));
 
             // lm hack, not nice
             if (in_array($item["context_obj_type"], array("lm")) && $item["context_sub_obj_type"] == "pg"
                 && $item["context_sub_obj_id"] > 0) {
                 $feed_item->setLink(ILIAS_HTTP_PATH . "/goto.php?client_id=" . CLIENT_ID .
                     "&amp;target=pg_" . $item["context_sub_obj_id"] . "_" . $item["ref_id"]);
             } elseif ($item["context_obj_type"] == "wiki" && $item["context_sub_obj_type"] == "wpg"
                 && $item["context_sub_obj_id"] > 0) {
                 include_once("./Modules/Wiki/classes/class.ilWikiPage.php");
                 include_once("./Modules/Wiki/classes/class.ilWikiUtil.php");
                 $wptitle = ilWikiUtil::makeUrlTitle(ilWikiPage::lookupTitle($item["context_sub_obj_id"]));
                 $feed_item->setLink(ILIAS_HTTP_PATH . "/goto.php?client_id=" . CLIENT_ID .
                     "&amp;target=" . $item["context_obj_type"] . "_" . $item["ref_id"] . "_" . $wptitle);
             } elseif (in_array($item["context_obj_type"], array("frm")) && $item["context_sub_obj_type"] == "pos"
                 && $item["context_sub_obj_id"] > 0) {
                 // frm hack, not nice
                 include_once("./Modules/Forum/classes/class.ilObjForumAccess.php");
                 $thread_id = ilObjForumAccess::_getThreadForPosting($item["context_sub_obj_id"]);
                 if ($thread_id > 0) {
                     $feed_item->setLink(ILIAS_HTTP_PATH . "/goto.php?client_id=" . CLIENT_ID .
                         "&amp;target=" . $item["context_obj_type"] . "_" . $item["ref_id"] . "_" . $thread_id . "_" . $item["context_sub_obj_id"]);
                 } else {
                     $feed_item->setLink(ILIAS_HTTP_PATH . "/goto.php?client_id=" . CLIENT_ID .
                         "&amp;target=" . $item["context_obj_type"] . "_" . $item["ref_id"]);
                 }
             } else {
                 $feed_item->setLink(ILIAS_HTTP_PATH . "/goto.php?client_id=" . CLIENT_ID .
                     "&amp;target=" . $item["context_obj_type"] . "_" . $item["ref_id"]);
                 //echo "<br>".ILIAS_HTTP_PATH."/goto.php?client_id=".CLIENT_ID.
 //                                      "&amp;target=".$item["context_obj_type"]."_".$item["ref_id"];
             }
     
             $feed_item->setAbout($feed_item->getLink() . "&amp;il_about_feed=" . $item["id"]);
             $feed_item->setDate($item["creation_date"]);
             
             // Enclosure
             if ($item["content_type"] == NEWS_AUDIO &&
                 $item["mob_id"] > 0 && ilObject::_exists($item["mob_id"])) {
                 $go_on = true;
                 if ($obj_type == "mcst") {
                     include_once("./Modules/MediaCast/classes/class.ilObjMediaCastAccess.php");
                     
                     if (!ilObjMediaCastAccess::_lookupPublicFiles($obj_id)) {
                         $go_on = false;
                     }
                 }
                 
                 if ($go_on) {
                     include_once("./Services/MediaObjects/classes/class.ilObjMediaObject.php");
                     $url = ilObjMediaObject::_lookupItemPath($item["mob_id"], true, true, $mob["purpose"]);
                     $file = ilObjMediaObject::_lookupItemPath($item["mob_id"], false, false, $mob["purpose"]);
                     if (is_file($file)) {
                         $size = filesize($file);
                     }
                     $feed_item->setEnclosureUrl($url);
                     $feed_item->setEnclosureType((isset($mob["format"]))?$mob["format"]:"audio/mpeg");
                     $feed_item->setEnclosureLength($size);
                 }
             }
             $this->addItem($feed_item);
         }
     }