ilNewsItem Class Reference

Inheritance diagram for ilNewsItem:

Collaboration diagram for ilNewsItem:

Public Member Functions
	__construct ($a_id=0)
	Constructor. More...
	setLimitation ($a_limitation)
	Set Limitation for number of items. More...
	getLimitation ()
	Get Limitation for number of items. More...
	setContentTextIsLangVar ($a_val=0)
	Set content text ist lang var. More...
	getContentTextIsLangVar ()
	Get content text ist lang var. More...
	setMobPlayCounter ($a_val)
	Set mob play counter. More...
	getMobPlayCounter ()
	Get mob play counter. More...
	setMobDownloadCounter ($a_val)
	Set mob download counter. More...
	getMobDownloadCounter ()
	Get mob download counter. More...
	read ()
	Read item from database. More...
	create ()
	Create. More...
	update ($a_as_new=false)
	Update item in database. More...
	getNewsForRefId ($a_ref_id, $a_only_public=false, $a_stopnesting=false, $a_time_period=0, $a_prevent_aggregation=true, $a_forum_group_sequences=false, $a_no_auto_generated=false, $a_ignore_date_filter=false, $a_user_id=null)
	Get News For Ref Id. More...
	getAggregatedNewsData ($a_ref_id, $a_only_public=false, $a_time_period=0, $a_prevent_aggregation=false, $a_starting_date="", $a_no_auto_generated=false, $a_user_id=null)
	Get news aggregation (e.g. More...
	aggregateForums ($news, $a_group_posting_sequence=false)
	aggregateFiles ($news, $a_ref_id)
	getAggregatedChildNewsData ($a_ref_id, $a_only_public=false, $a_time_period=0, $a_prevent_aggregation=false, $a_starting_date="", $a_no_auto_generated=false)
	Get news aggregation for child objects (e.g. More...
	setContext ($a_obj_id, $a_obj_type, $a_sub_obj_id=0, $a_sub_obj_type="")
	Convenient function to set the whole context information. More...
	queryNewsForContext ($a_for_rss_use=false, $a_time_period=0, $a_starting_date="", $a_no_auto_generated=false, $a_oldest_first=false, $a_limit=0)
	checkNewsExistsForGroupCourse ($a_ref_id, $a_time_period=1)
	queryNewsForMultipleContexts ($a_contexts, $a_for_rss_use=false, $a_time_period=0, $a_starting_date="", $a_no_auto_generated=false, $a_user_id=null)
	Query News for multiple Contexts. More...
	_setRead ($a_user_id, $a_news_id)
	Set item read. More...
	_setUnread ($a_user_id, $a_news_id)
	Set item unread. More...
	mergeNews ($n1, $n2)
	Merges two sets of news. More...
	delete ()
	Delete news item. More...
	_lookupDefaultPDPeriod ()
	_lookupUserPDPeriod ($a_user_id)
	_lookupRSSPeriod ()
	setPrivateFeedId ($a_userId)
	getPrivateFeedId ()
	deliverMobFile ($a_purpose="Standard", $a_increase_download_cnt=false)
	Deliver mob file. More...
	increaseDownloadCounter ()
	Increase download counter. More...
	increasePlayCounter ()
	Increase play counter. More...
Public Member Functions inherited from ilNewsItemGen
	__construct ($a_id=0)
	Constructor. More...
	setId ($a_id)
	Set Id. More...
	getId ()
	Get Id. More...
	setTitle ($a_title)
	Set Title. More...
	getTitle ()
	Get Title. More...
	setContent ($a_content)
	Set Content. More...
	getContent ()
	Get Content. More...
	setContextObjId ($a_context_obj_id)
	Set ContextObjId. More...
	getContextObjId ()
	Get ContextObjId. More...
	setContextObjType ($a_context_obj_type)
	Set ContextObjType. More...
	getContextObjType ()
	Get ContextObjType. More...
	setContextSubObjId ($a_context_sub_obj_id)
	Set ContextSubObjId. More...
	getContextSubObjId ()
	Get ContextSubObjId. More...
	setContextSubObjType ($a_context_sub_obj_type)
	Set ContextSubObjType. More...
	getContextSubObjType ()
	Get ContextSubObjType. More...
	setContentType ($a_content_type="text")
	Set ContentType. More...
	getContentType ()
	Get ContentType. More...
	setCreationDate ($a_creation_date)
	Set CreationDate. More...
	getCreationDate ()
	Get CreationDate. More...
	setUpdateDate ($a_update_date)
	Set UpdateDate. More...
	getUpdateDate ()
	Get UpdateDate. More...
	setUserId ($a_user_id)
	Set UserId. More...
	getUserId ()
	Get UserId. More...
	setVisibility ($a_visibility="users")
	Set Visibility. More...
	getVisibility ()
	Get Visibility. More...
	setContentLong ($a_content_long)
	Set ContentLong. More...
	getContentLong ()
	Get ContentLong. More...
	setPriority ($a_priority=1)
	Set Priority. More...
	getPriority ()
	Get Priority. More...
	setContentIsLangVar ($a_content_is_lang_var=0)
	Set ContentIsLangVar. More...
	getContentIsLangVar ()
	Get ContentIsLangVar. More...
	setMobId ($a_mob_id)
	Set MobId. More...
	getMobId ()
	Get MobId. More...
	setPlaytime ($a_playtime)
	Set Playtime. More...
	getPlaytime ()
	Get Playtime. More...
	create ()
	Create new item. More...
	delete ()
	Delete item from database. More...
	queryNewsForContext ()
	Query NewsForContext. More...
	queryNewsForVisibility ()
	Query NewsForVisibility. More...

Static Public Member Functions
static	_getNewsItemsOfUser ($a_user_id, $a_only_public=false, $a_prevent_aggregation=false, $a_per=0, &$a_cnt=NULL)
	Get all news items for a user. More...
static	_getDefaultVisibilityForRefId ($a_ref_id)
	Get default visibility for reference id. More...
static	deleteNewsOfContext ($a_context_obj_id, $a_context_obj_type, $a_context_sub_obj_id=0, $a_context_sub_obj_type="")
	Delete all news of a context. More...
static	_lookupTitle ($a_news_id)
	Lookup News Title. More...
static	_lookupVisibility ($a_news_id)
	Lookup News Visibility. More...
static	_lookupMobId ($a_news_id)
	Lookup mob id. More...
static	filterObjIdsPerNews ($a_obj_ids, $a_time_period=0, $a_starting_date="", $a_ending_date='', $ignore_period=false)
	Checks whether news are available for. More...
static	determineNewsTitle ($a_context_obj_type, $a_title, $a_content_is_lang_var, $a_agg_ref_id=0, $a_aggregation="")
	Determine title for news item entry. More...
static	determineNewsContent ($a_context_obj_type, $a_content, $a_is_lang_var)
	Determine new content. More...
static	getFirstNewsIdForContext ($a_context_obj_id, $a_context_obj_type, $a_context_sub_obj_id="", $a_context_sub_obj_type="")
	Get first new id of news set related to a certain context. More...
static	getLastNewsIdForContext ($a_context_obj_id, $a_context_obj_type, $a_context_sub_obj_id="", $a_context_sub_obj_type="", $a_only_today=false)
	Get last news id of news set related to a certain context. More...
static	_lookupMediaObjectUsages ($a_mob_id)
	Lookup media object usage(s) More...
static	_lookupContextObjId ($a_news_id)
	Context Object ID. More...

Private Attributes
	$limitation

Static Private Attributes
static	$privFeedId = false

Additional Inherited Members
Protected Attributes inherited from ilNewsItemGen
	$id
	$title
	$content
	$context_obj_id
	$context_obj_type
	$context_sub_obj_id
	$context_sub_obj_type
	$content_type = "text"
	$creation_date
	$update_date
	$user_id
	$visibility = "users"
	$content_long
	$priority = 1
	$content_is_lang_var = 0
	$mob_id
	$playtime

Detailed Description

Definition at line 22 of file class.ilNewsItem.php.

Constructor & Destructor Documentation

__construct()

ilNewsItem::__construct

(

$a_id = 0

)

Constructor.

Parameters

int

$a_id

Reimplemented from ilNewsItemGen.

Definition at line 33 of file class.ilNewsItem.php.

        {
                parent::__construct($a_id);
                $this->limitation = true;
        }

Member Function Documentation

_getDefaultVisibilityForRefId()

static ilNewsItem::_getDefaultVisibilityForRefId (   $a_ref_id )

static

Get default visibility for reference id.

Parameters

$a_ref_id

reference id

Definition at line 1033 of file class.ilNewsItem.php.

        {
                global $tree, $ilSetting;
 
                include_once("./Services/Block/classes/class.ilBlockSetting.php");
 
                $news_set = new ilSetting("news");
                $default_visibility = ($news_set->get("default_visibility") != "")
                                ? $news_set->get("default_visibility")
                                : "users";
 
                if ($tree->isInTree($a_ref_id))
                {
                        $path = $tree->getPathFull($a_ref_id);
                        
                        foreach ($path as $key => $row)
                        {
                                if (!in_array($row["type"], array("root", "cat","crs", "fold", "grp", "icrs")))
                                {
                                        continue;
                                }
 
                                $visibility = ilBlockSetting::_lookup("news", "default_visibility",
                                        0, $row["obj_id"]);
                                        
                                if ($visibility != "")
                                {
                                        $default_visibility = $visibility;
                                }
                        }
                }
                
                return $default_visibility;
        }

References $ilSetting, $path, $row, ilNewsItemGen\$visibility, and ilBlockSetting\_lookup().

Referenced by ilObjFile\createProperties(), ilObjForum\createSettings(), ilNewsItemGUI\initFormNewsItem(), and ilNewsForContextBlockGUI\initSettingsForm().

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_getNewsItemsOfUser()

static ilNewsItem::_getNewsItemsOfUser (   $a_user_id,   $a_only_public = false,   $a_prevent_aggregation = false,   $a_per = 0, &  $a_cnt = NULL  )

static

Get all news items for a user.

Definition at line 280 of file class.ilNewsItem.php.

        {
                global $ilAccess;
 
                $news_item = new ilNewsItem();
                $news_set = new ilSetting("news");
                
                $per = $a_per;
 
                include_once("./Services/News/classes/class.ilNewsSubscription.php");
                include_once("./Services/Block/classes/class.ilBlockSetting.php");
                
                // this is currently not used
                $ref_ids = ilNewsSubscription::_getSubscriptionsOfUser($a_user_id);
                
                if (ilObjUser::_lookupPref($a_user_id, "pd_items_news") != "n")
                {
                        // get all items of the personal desktop
                        $pd_items = ilObjUser::_lookupDesktopItems($a_user_id);
                        foreach($pd_items as $item)
                        {
                                if (!in_array($item["ref_id"], $ref_ids))
                                {
                                        $ref_ids[] = $item["ref_id"];
                                }
                        }
                        
                        // get all memberships
                        include_once 'Services/Membership/classes/class.ilParticipants.php';
                        $crs_mbs = ilParticipants::_getMembershipByType($a_user_id, 'crs');
                        $grp_mbs = ilParticipants::_getMembershipByType($a_user_id, 'grp');
                        $items = array_merge($crs_mbs, $grp_mbs);
                        foreach($items as $i)
                        {
                                $item_references = ilObject::_getAllReferences($i);
                                if(is_array($item_references) && count($item_references))
                                {
                                        foreach($item_references as $ref_id)
                                        {
                                                if (!in_array($ref_id, $ref_ids))
                                                {
                                                        $ref_ids[] = $ref_id;
                                                }
                                        }
                                }
                        }
                }
                
                $data = array();
 
                foreach($ref_ids as $ref_id)
                {
                        if (!$a_only_public)
                        {
                                // this loop should not cost too much performance
                                $acc = $ilAccess->checkAccessOfUser($a_user_id, "read", "", $ref_id);
                                
                                if (!$acc)
                                {
                                        continue;
                                }
                        }
                        if (ilNewsItem::getPrivateFeedId() != false) {
                                global $rbacsystem;
                                $acc = $rbacsystem->checkAccessOfUser(ilNewsItem::getPrivateFeedId(),"read", $ref_id);
                        
                                if (!$acc)
                                {
                                        continue;
                                }
                        }
 
                        $obj_id = ilObject::_lookupObjId($ref_id);
                        $obj_type = ilObject::_lookupType($obj_id);
                        $news = $news_item->getNewsForRefId($ref_id, $a_only_public, false,
                                $per, $a_prevent_aggregation, false, false, false, $a_user_id);
                        
                        // counter
                        if (!is_null($a_cnt))
                        {
                                $a_cnt[$ref_id] = count($news);
                        }
 
                        $data = ilNewsItem::mergeNews($data, $news);
                }
 
        $data = ilUtil::sortArray($data, "creation_date", "desc", false, true);
 
                return $data;
        }

References $data, $ref_id, ilObject\_getAllReferences(), ilParticipants\_getMembershipByType(), ilNewsSubscription\_getSubscriptionsOfUser(), ilObjUser\_lookupDesktopItems(), ilObject\_lookupObjId(), ilObjUser\_lookupPref(), ilObject\_lookupType(), getPrivateFeedId(), mergeNews(), and ilUtil\sortArray().

Referenced by ilPDNewsBlockGUI\getNewsData(), and ilUserFeedWriter\ilUserFeedWriter().

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_lookupContextObjId()

static ilNewsItem::_lookupContextObjId (   $a_news_id )

static

Context Object ID.

Definition at line 1387 of file class.ilNewsItem.php.

        {
                global $ilDB;
                
                $query = "SELECT * ".
                        "FROM il_news_item ".
                        "WHERE ".
                                " id = ".$ilDB->quote($a_news_id, "integer");
                $set = $ilDB->query($query);
                $rec = $ilDB->fetchAssoc($set);
                
                return $rec["context_obj_id"];
        }

References $ilDB, and $query.

Referenced by ilObjMediaObject\getParentObjectIdForUsage().

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_lookupDefaultPDPeriod()

ilNewsItem::_lookupDefaultPDPeriod

(

)

Definition at line 1401 of file class.ilNewsItem.php.

        {
                $news_set = new ilSetting("news");
                $per = $news_set->get("pd_period");
                if ($per == 0)
                {
                        $per = 30;
                }
                
                return $per;
        }

Referenced by _lookupUserPDPeriod(), ilObjNewsSettingsGUI\editSettings(), ilPDNewsBlockGUI\editSettings(), and ilPDNewsTableGUI\initFilter().

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_lookupMediaObjectUsages()

static ilNewsItem::_lookupMediaObjectUsages (   $a_mob_id )

static

Lookup media object usage(s)

Definition at line 1365 of file class.ilNewsItem.php.

        {
                global $ilDB;
                
                $query = "SELECT * ".
                        "FROM il_news_item ".
                        "WHERE ".
                                " mob_id = ".$ilDB->quote($a_mob_id, "integer");
                                
                $usages = array();
                $set = $ilDB->query($query);
                while ($rec = $ilDB->fetchAssoc($set))
                {
                        $usages[$rec["id"]] = array("type" => "news", "id" => $rec["id"]);
                }
                
                return $usages;
        }

References $ilDB, and $query.

Referenced by ilObjMediaObject\lookupUsages().

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_lookupMobId()

static ilNewsItem::_lookupMobId (   $a_news_id )

static

Lookup mob id.

Definition at line 1163 of file class.ilNewsItem.php.

        {
                global $ilDB;
 
                $query = "SELECT mob_id FROM il_news_item WHERE id = ".
                        $ilDB->quote($a_news_id, "integer");
                $set = $ilDB->query($query);
                $rec = $ilDB->fetchAssoc($set);
                return $rec["mob_id"];
        }

References $ilDB, and $query.

Referenced by ilNewsExporter\getXmlExportHeadDependencies().

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_lookupRSSPeriod()

ilNewsItem::_lookupRSSPeriod

(

)

Definition at line 1438 of file class.ilNewsItem.php.

        {
                $news_set = new ilSetting("news");
                $rss_period = $news_set->get("rss_period");
                if ($rss_period == 0)           // default to two weeks
                {
                        $rss_period = 14;
                }
                return $rss_period;
        }

Referenced by ilObjNewsSettingsGUI\editSettings(), ilObjectFeedWriter\ilObjectFeedWriter(), ilUserFeedWriter\ilUserFeedWriter(), and ilObjMediaCastGUI\initSettingsForm().

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_lookupTitle()

static ilNewsItem::_lookupTitle (   $a_news_id )

static

Lookup News Title.

Definition at line 1134 of file class.ilNewsItem.php.

        {
                global $ilDB;
                
                $query = "SELECT title FROM il_news_item WHERE id = ".
                        $ilDB->quote($a_news_id, "integer");
                $set = $ilDB->query($query);
                $rec = $ilDB->fetchAssoc($set);
                return $rec["title"];
        }

References $ilDB, and $query.

_lookupUserPDPeriod()

ilNewsItem::_lookupUserPDPeriod

(

$a_user_id

)

Definition at line 1413 of file class.ilNewsItem.php.

        {
                global $ilSetting;
                
                $news_set = new ilSetting("news");
                $allow_shorter_periods = $news_set->get("allow_shorter_periods");
                $allow_longer_periods = $news_set->get("allow_longer_periods");
                $default_per = ilNewsItem::_lookupDefaultPDPeriod();
                
                include_once("./Services/Block/classes/class.ilBlockSetting.php");
                $per = ilBlockSetting::_lookup("pdnews", "news_pd_period",
                        $a_user_id, 0);
 
                // news period information
                if ($per <= 0 ||
                        (!$allow_shorter_periods && ($per < $default_per)) ||
                        (!$allow_longer_periods && ($per > $default_per))
                        )
                {
                        $per = $default_per;
                }
                
                return $per;
        }

References $ilSetting, ilBlockSetting\_lookup(), and _lookupDefaultPDPeriod().

Referenced by ilPDNewsBlockGUI\editSettings(), ilPDNewsBlockGUI\getHTML(), ilPDNewsBlockGUI\getNewsData(), ilPDNewsTableGUI\initFilter(), and ilPDNewsGUI\view().

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_lookupVisibility()

static ilNewsItem::_lookupVisibility (   $a_news_id )

static

Lookup News Visibility.

Definition at line 1148 of file class.ilNewsItem.php.

        {
                global $ilDB;
                
                $query = "SELECT visibility FROM il_news_item WHERE id = ".
                        $ilDB->quote($a_news_id, "integer");
                $set = $ilDB->query($query);
                $rec = $ilDB->fetchAssoc($set);
 
                return $rec["visibility"];
        }

References $ilDB, and $query.

_setRead()

ilNewsItem::_setRead	(		$a_user_id,
			$a_news_id
	)

Set item read.

Definition at line 971 of file class.ilNewsItem.php.

        {
                global $ilDB, $ilAppEventHandler;
                
                $ilDB->replace("il_news_read",
                        array(
                                "user_id" => array("integer", $a_user_id),
                                "news_id" => array("integer", $a_news_id)
                                ),
                        array()
                        );
                
                /*
                $ilDB->manipulate("DELETE FROM il_news_read WHERE ".
                        "user_id = ".$ilDB->quote($a_user_id, "integer").
                        " AND news_id = ".$ilDB->quote($a_news_id, "integer"));
                $ilDB->manipulate("INSERT INTO il_news_read (user_id, news_id) VALUES (".
                        $ilDB->quote($a_user_id, "integer").",".
                        $ilDB->quote($a_news_id, "integer").")");*/
 
                $ilAppEventHandler->raise("Services/News", "readNews",
                        array("user_id" => $a_user_id, "news_ids" => array($a_news_id)));
        }

References $ilDB.

Referenced by ilNewsForContextBlockGUI\showNews().

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_setUnread()

ilNewsItem::_setUnread	(		$a_user_id,
			$a_news_id
	)

Set item unread.

Definition at line 998 of file class.ilNewsItem.php.

        {
                global $ilDB, $ilAppEventHandler;
                
                $ilDB->manipulate("DELETE FROM il_news_read (user_id, news_id) VALUES (".
                        " WHERE user_id = ".$ilDB->quote($a_user_id, "integer").
                        " AND news_id = ".$ilDB->quote($a_news_id, "integer"));
 
                $ilAppEventHandler->raise("Services/News", "unreadNews",
                        array("user_id" => $a_user_id, "news_ids" => array($a_news_id)));
        }

References $ilDB.

aggregateFiles()

ilNewsItem::aggregateFiles	(		$news,
			$a_ref_id
	)

Definition at line 598 of file class.ilNewsItem.php.

        {
                $first_file = "";
                $to_del = array();
                foreach ($news as $k => $v)
                {
                        // aggregate file related news
                        if ($news[$k]["context_obj_type"] == "file")
                        {
                                if ($first_file == "")
                                {
                                        $first_file = $k;
                                }
                                else
                                {
                                        $to_del[] = $k;
                                }
                                $news[$first_file]["aggregation"][$k] = $news[$k];
                                $news[$first_file]["agg_ref_id"] = $a_ref_id;
                                $news[$first_file]["ref_id"] = $a_ref_id;
                        }
                }
                
                foreach($to_del as $v)
                {
                        unset($news[$v]);
                }
                
                return $news;
        }

Referenced by getAggregatedChildNewsData(), and getAggregatedNewsData().

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aggregateForums()

ilNewsItem::aggregateForums	(		$news,
			$a_group_posting_sequence = false
	)

Definition at line 548 of file class.ilNewsItem.php.

        {
                $to_del = array();
                $forums = array();
                
                // aggregate
                foreach ($news as $k => $v)
                {
                        if ($a_group_posting_sequence && $last_aggregation_forum > 0 &&
                                $last_aggregation_forum != $news[$k]["context_obj_id"])
                        {
                                $forums[$last_aggregation_forum] = "";
                        }
 
                        if ($news[$k]["context_obj_type"] == "frm")
                        {
                                if ($forums[$news[$k]["context_obj_id"]] == "")
                                {
                                        // $forums[forum_id] = news_id;
                                        $forums[$news[$k]["context_obj_id"]] = $k;
                                        $last_aggregation_forum = $news[$k]["context_obj_id"];
                                }
                                else
                                {
                                        $to_del[] = $k;
                                }
                                
                                $news[$k]["no_context_title"] = true;
                                
                                // aggregate every forum into it's "k" news
                                $news[$forums[$news[$k]["context_obj_id"]]]["aggregation"][$k]
                                        = $news[$k];
                                $news[$k]["agg_ref_id"]
                                        = $news[$k]["ref_id"];
                                $news[$k]["content"] = "";
                                $news[$k]["content_long"] = "";
                        }
                }
                
                // delete double entries
                foreach($to_del as $k)
                {
                        unset($news[$k]);
                }
//var_dump($news[14]["aggregation"]);
 
                
                return $news;
        }

Referenced by getNewsForRefId().

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checkNewsExistsForGroupCourse()

ilNewsItem::checkNewsExistsForGroupCourse	(		$a_ref_id,
			$a_time_period = 1
	)

Parameters

int	$a_ref_id
int	$a_time_period	hours

Returns

array news item ids

Definition at line 831 of file class.ilNewsItem.php.

        {
                global $tree, $ilDB;
                
                $all = array();
 
                if(!$tree->isDeleted($a_ref_id))
                {
                        // parse repository branch of group
                        $nodes = array();
                        $node = $tree->getNodeData($a_ref_id);                                  
                        foreach($tree->getSubTree($node) as $child)
                        {
                                if($child["type"] != "rolf")
                                {
                                        $nodes[$child["obj_id"]] = $child["type"];
                                }
                        }
 
                        $limit_ts = date('Y-m-d H:i:s', time() - ($a_time_period * 24 * 60 * 60));
 
                        // are there any news items for relevant objects and?
                        $query = $ilDB->query("SELECT id,context_obj_id,context_obj_type".
                                " FROM il_news_item".
                                " WHERE ".$ilDB->in("context_obj_id", array_keys($nodes), false, "integer").
                                " AND creation_date >= ".$ilDB->quote($limit_ts, "timestamp"));
                        while($rec = $ilDB->fetchAssoc($query))
                        {
                                if ($nodes[$rec["context_obj_id"]] == $rec["context_obj_type"])
                                {
                                        $all[] = $rec["id"];
                                }
                        }               
                }
                
                return $all;            
        }

References $ilDB, and $query.

create()

ilNewsItem::create

(

)

Create.

Reimplemented from ilNewsItemGen.

Definition at line 157 of file class.ilNewsItem.php.

        {
                global $ilDB;
 
                // insert new record into db
                $this->setId($ilDB->nextId("il_news_item"));
                $ilDB->insert("il_news_item", array(
                        "id" => array("integer", $this->getId()),
                        "title" => array("text", $this->getTitle()),
                        "content" => array("clob", $this->getContent()),
                        "context_obj_id" => array("integer", (int) $this->getContextObjId()),
                        "context_obj_type" => array("text", $this->getContextObjType()),
                        "context_sub_obj_id" => array("integer", (int) $this->getContextSubObjId()),
                        "context_sub_obj_type" => array("text", $this->getContextSubObjType()),
                        "content_type" => array("text", $this->getContentType()),
                        "creation_date" => array("timestamp", ilUtil::now()),
                        "update_date" => array("timestamp", ilUtil::now()),
                        "user_id" => array("integer", $this->getUserId()),
                        "visibility" => array("text", $this->getVisibility()),
                        "content_long" => array("clob", $this->getContentLong()),
                        "priority" => array("integer", $this->getPriority()),
                        "content_is_lang_var" => array("integer", $this->getContentIsLangVar()),
                        "content_text_is_lang_var" => array("integer", (int) $this->getContentTextIsLangVar()),
                        "mob_id" => array("integer", $this->getMobId()),
            "playtime" => array("text", $this->getPlaytime())
                ));
 
                
                $news_set = new ilSetting("news");
                $max_items = $news_set->get("max_items");
                if ($max_items <= 0)
                {
                        $max_items = 50;
                }
                
                // limit number of news
                if ($this->getLimitation())
                {
                        // Determine how many rows should be deleted
                        $query = "SELECT count(*) cnt ".
                                "FROM il_news_item ".
                                "WHERE ".
                                        "context_obj_id = ".$ilDB->quote($this->getContextObjId(), "integer").
                                        " AND context_obj_type = ".$ilDB->quote($this->getContextObjType(), "text").
                                        " AND context_sub_obj_id = ".$ilDB->quote($this->getContextSubObjId(), "integer").
                                        " AND ".$ilDB->equals("context_sub_obj_type", $this->getContextSubObjType(), "text", true)." ";
        
                        $set = $ilDB->query($query);
                        $rec = $ilDB->fetchAssoc($set);
                                        
                        // if we have more records than allowed, delete them
                        if (($rec["cnt"] > $max_items) && $this->getContextObjId() > 0)
                        {
                                $query = "SELECT * ".
                                        "FROM il_news_item ".
                                        "WHERE ".
                                                "context_obj_id = ".$ilDB->quote($this->getContextObjId(), "integer").
                                                " AND context_obj_type = ".$ilDB->quote($this->getContextObjType(), "text").
                                                " AND context_sub_obj_id = ".$ilDB->quote($this->getContextSubObjId(), "integer").
                                                " AND ".$ilDB->equals("context_sub_obj_type", $this->getContextSubObjType(), "text", true).
                        " ORDER BY creation_date ASC";
        
                                $ilDB->setLimit($rec["cnt"] - $max_items);
                                $del_set = $ilDB->query($query);
                                while ($del_item = $ilDB->fetchAssoc($del_set))
                                {
                                        $del_news = new ilNewsItem($del_item["id"]);
                                        $del_news->delete();
                                }
                        }
                }
        }

References $ilDB, $query, ilNewsItemGen\getContent(), ilNewsItemGen\getContentIsLangVar(), ilNewsItemGen\getContentLong(), getContentTextIsLangVar(), ilNewsItemGen\getContentType(), ilNewsItemGen\getContextObjId(), ilNewsItemGen\getContextObjType(), ilNewsItemGen\getContextSubObjId(), ilNewsItemGen\getContextSubObjType(), ilNewsItemGen\getId(), getLimitation(), ilNewsItemGen\getMobId(), ilNewsItemGen\getPlaytime(), ilNewsItemGen\getPriority(), ilNewsItemGen\getTitle(), ilNewsItemGen\getUserId(), ilNewsItemGen\getVisibility(), ilUtil\now(), and ilNewsItemGen\setId().

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delete()

ilNewsItem::delete

(

)

Delete news item.

Reimplemented from ilNewsItemGen.

Definition at line 1073 of file class.ilNewsItem.php.

        {
                global $ilDB;
                
                // delete il_news_read entries
                $ilDB->manipulate("DELETE FROM il_news_read ".
                        " WHERE news_id = ".$ilDB->quote($this->getId(), "integer"));
                
                // delete multimedia object
                $mob = $this->getMobId();
                
                // delete 
                parent::delete();
                
                // delete mob after news, to have a "mob usage" of 0
                if ($mob > 0 and ilObject::_exists($mob))
                {
                        include_once("./Services/MediaObjects/classes/class.ilObjMediaObject.php");
                        $mob = new ilObjMediaObject($mob);
                        $mob->delete();
                }
        }

References $ilDB, ilObject\_exists(), and ilNewsItemGen\getMobId().

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deleteNewsOfContext()

static ilNewsItem::deleteNewsOfContext (   $a_context_obj_id,   $a_context_obj_type,   $a_context_sub_obj_id = 0,   $a_context_sub_obj_type = ""  )

static

Delete all news of a context.

Definition at line 1100 of file class.ilNewsItem.php.

        {
                global $ilDB;
                
                if ($a_context_obj_id == 0 || $a_context_obj_type == "")
                {
                        return;
                }
 
                if ($a_context_sub_obj_id > 0)
                {
                        $and = " AND context_sub_obj_id = ".$ilDB->quote($a_context_sub_obj_id, "integer").
                                " AND context_sub_obj_type = ".$ilDB->quote($a_context_sub_obj_type, "text");
                }
                
                // get news records
                $query = "SELECT * FROM il_news_item".
                        " WHERE context_obj_id = ".$ilDB->quote($a_context_obj_id, "integer").
                        " AND context_obj_type = ".$ilDB->quote($a_context_obj_type, "text").
                        $and;
 
                $news_set = $ilDB->query($query);
                
                while ($news = $ilDB->fetchAssoc($news_set))
                {
                        $news_obj = new ilNewsItem($news["id"]);
                        $news_obj->delete();
                }
        }

References $ilDB, and $query.

Referenced by ilPageObject\delete().

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deliverMobFile()

ilNewsItem::deliverMobFile	(		$a_purpose = "Standard",
			$a_increase_download_cnt = false
	)

Deliver mob file.

Parameters

return

Definition at line 1464 of file class.ilNewsItem.php.

        {
                $mob = $this->getMobId();
                include_once("./Services/MediaObjects/classes/class.ilObjMediaObject.php");
                $mob = new ilObjMediaObject($mob);
                $mob_dir = ilObjMediaObject::_getDirectory($mob->getId());
                
                // check purpose
                if (!$mob->hasPurposeItem($a_purpose))
                {
                        return false;
                }
                
                $m_item = $mob->getMediaItem($a_purpose);
                if ($m_item->getLocationType() != "Reference")
                {
                    $file = $mob_dir."/".$m_item->getLocation();
                    if (file_exists($file) && is_file($file))
                    {
                        if ($a_increase_download_cnt)
                        {
                                $this->increaseDownloadCounter();
                        }
                        ilUtil::deliverFile($file, $m_item->getLocation());
                    }
                    else
                    {
                        ilUtil::sendFailure("File not found!",true);
                        return false;
                    }
                }
                else 
                {
                        if ($a_increase_download_cnt)
                        {
                                $this->increaseDownloadCounter();
                        }
                    ilUtil::redirect($m_item->getLocation());
                }
        }

References $file, ilObjMediaObject\_getDirectory(), ilUtil\deliverFile(), ilNewsItemGen\getMobId(), increaseDownloadCounter(), ilUtil\redirect(), and ilUtil\sendFailure().

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determineNewsContent()

static ilNewsItem::determineNewsContent (   $a_context_obj_type,   $a_content,   $a_is_lang_var  )

static

Determine new content.

Definition at line 1285 of file class.ilNewsItem.php.

        {
                global $lng;
 
                if ($a_is_lang_var)
                {
                        $lng->loadLanguageModule($a_context_obj_type);
                        return $lng->txt($a_content);
                }
                else
                {
                        return $a_content;
                }
        }

References $lng.

Referenced by ilPDNewsTableGUI\fillRow(), ilObjectFeedWriter\ilObjectFeedWriter(), ilUserFeedWriter\ilUserFeedWriter(), ilMembershipCronNotifications\sendMail(), and ilNewsForContextBlockGUI\showNews().

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determineNewsTitle()

static ilNewsItem::determineNewsTitle (   $a_context_obj_type,   $a_title,   $a_content_is_lang_var,   $a_agg_ref_id = 0,   $a_aggregation = ""  )

static

Determine title for news item entry.

Definition at line 1210 of file class.ilNewsItem.php.

        {
                global $lng;
 
                if ($a_agg_ref_id > 0)
                {
                        $cnt = count($a_aggregation);
                        
                        // forums
                        if ($a_context_obj_type == "frm")
                        {
                                if ($cnt > 1)
                                {
                                        return sprintf($lng->txt("news_x_postings"), $cnt);
                                }
                                else
                                {
                                        return $lng->txt("news_1_postings");
                                }
                        }
                        else    // files
                        {
                                $up_cnt = $cr_cnt = 0;
                                foreach($a_aggregation as $item)
                                {
                                        if ($item["title"] == "file_updated")
                                        {
                                                $up_cnt++;
                                        }
                                        else
                                        {
                                                $cr_cnt++;
                                        }
                                }
                                $sep = "";
                                if ($cr_cnt == 1)
                                {
                                        $tit = $lng->txt("news_1_file_created");
                                        $sep = "<br />";
                                }
                                else if ($cr_cnt > 1)
                                {
                                        $tit = sprintf($lng->txt("news_x_files_created"), $cr_cnt);
                                        $sep = "<br />";
                                }
                                if ($up_cnt == 1)
                                {
                                        $tit .= $sep.$lng->txt("news_1_file_updated");
                                }
                                else if ($up_cnt > 1)
                                {
                                        $tit .= $sep.sprintf($lng->txt("news_x_files_updated"), $up_cnt);
                                }
                                return $tit;
                        }
                }
                else
                {
                        if ($a_content_is_lang_var)
                        {
                                return $lng->txt($a_title);
                        }
                        else
                        {
                                return $a_title;
                        }
                }
                
                return "";
        }

References $lng.

Referenced by ilNewsForContextBlockGUI\fillRow(), ilObjectFeedWriter\ilObjectFeedWriter(), ilUserFeedWriter\ilUserFeedWriter(), ilMembershipCronNotifications\sendMail(), and ilNewsForContextBlockGUI\showNews().

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filterObjIdsPerNews()

static ilNewsItem::filterObjIdsPerNews (   $a_obj_ids,   $a_time_period = 0,   $a_starting_date = "",   $a_ending_date = '',   $ignore_period = false  )

static

Checks whether news are available for.

Definition at line 1177 of file class.ilNewsItem.php.

        {
                global $ilDB;
 
                $and = "";
                        if ($a_time_period > 0)
                        {
                                $limit_ts = date('Y-m-d H:i:s', time() - ($a_time_period * 24 * 60 * 60));
            $and = " AND creation_date >= ".$ilDB->quote($limit_ts, "timestamp")." ";
                        }
 
                if ($a_starting_date != "")
                {
                        $and.= " AND creation_date >= ".$ilDB->quote($a_starting_date, "timestamp");
                }
 
                $query = "SELECT DISTINCT(context_obj_id) AS obj_id FROM il_news_item".
                        " WHERE ".$ilDB->in("context_obj_id", $a_obj_ids, false, "integer")." ".$and;
                        //" WHERE context_obj_id IN (".implode(ilUtil::quoteArray($a_obj_ids),",").")".$and;
 
                $set = $ilDB->query($query);
                $objs = array();
                while($rec = $ilDB->fetchAssoc($set))
                {
                        $objs[] = $rec["obj_id"];
                }
 
                return $objs;
        }

References $ilDB, and $query.

Referenced by getAggregatedChildNewsData(), getAggregatedNewsData(), and ilPDNewsGUI\view().

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getAggregatedChildNewsData()

ilNewsItem::getAggregatedChildNewsData	(		$a_ref_id,
			$a_only_public = false,
			$a_time_period = 0,
			$a_prevent_aggregation = false,
			$a_starting_date = "",
			$a_no_auto_generated = false
	)

Get news aggregation for child objects (e.g.

for categories)

Definition at line 633 of file class.ilNewsItem.php.

        {
                global $tree, $ilAccess;
                
                // get news of parent object
                $data = $this->getNewsForRefId($a_ref_id, $a_only_public, true, $a_time_period,
                        true, false, false, $a_no_auto_generated);
                foreach ($data as $k => $v)
                {
                        $data[$k]["ref_id"] = $a_ref_id;
                }
 
                // get childs
                $nodes = $tree->getChilds($a_ref_id);
                
                // no check, for which of the objects any news are available
                $obj_ids = array();
                foreach($nodes as $node)
                {
                        $obj_ids[] = $node["obj_id"];
                }
        $news_obj_ids = ilNewsItem::filterObjIdsPerNews($obj_ids, $a_time_period, $a_starting_date);
                //$news_obj_ids = $obj_ids;
 
                // get news for all subtree nodes
                $contexts = array();
                foreach($nodes as $node)
                {
                        // only go on, if news are available
                        if (!in_array($node["obj_id"], $news_obj_ids))
                        {
                                continue;
                        }
 
                        if (!$a_only_public && !$ilAccess->checkAccess("read", "", $node["child"]))
                        {
                                continue;
                        }
                        $ref_id[$node["obj_id"]] = $node["child"];
                        $contexts[] = array("obj_id" => $node["obj_id"],
                                "obj_type" => $node["type"]);
                }
                
                $news = $this->queryNewsForMultipleContexts($contexts, $a_only_public, $a_time_period,
            $a_starting_date, $a_no_auto_generated);
                foreach ($news as $k => $v)
                {
                        $news[$k]["ref_id"] = $ref_id[$v["context_obj_id"]];
                }
                $data = ilNewsItem::mergeNews($data, $news);
                
                // sort and return
        $data = ilUtil::sortArray($data, "creation_date", "desc", false, true);
                
                if (!$a_prevent_aggregation)
                {
                        $data = $this->aggregateFiles($data, $a_ref_id);
                }
                
                return $data;
        }

References $data, $ref_id, aggregateFiles(), filterObjIdsPerNews(), getNewsForRefId(), mergeNews(), queryNewsForMultipleContexts(), and ilUtil\sortArray().

Referenced by getNewsForRefId().

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getAggregatedNewsData()

ilNewsItem::getAggregatedNewsData	(		$a_ref_id,
			$a_only_public = false,
			$a_time_period = 0,
			$a_prevent_aggregation = false,
			$a_starting_date = "",
			$a_no_auto_generated = false,
			$a_user_id = null
	)

Get news aggregation (e.g.

for courses, groups)

Definition at line 452 of file class.ilNewsItem.php.

        {
                global $tree, $ilAccess, $ilObjDataCache;
                
                // get news of parent object
                
                $data = array();
                
                // get subtree
                $cur_node = $tree->getNodeData($a_ref_id);
 
                // do not check for lft (materialized path)
                if($cur_node)
                {
                        $nodes = (array) $tree->getSubTree($cur_node,true);
                }
                else
                {
                        $nodes = array();
                }
                
                // preload object data cache
                $ref_ids = array();
                $obj_ids = array();
                foreach($nodes as $node)
                {
                        $ref_ids[] = $node["child"];
                        $obj_ids[] = $node["obj_id"];
                }
 
                $ilObjDataCache->preloadReferenceCache($ref_ids);
                if (!$a_only_public)
                {
                        include_once "Services/Object/classes/class.ilObjectActivation.php";
                        ilObjectActivation::preloadData($ref_ids);
                }
                
                // no check, for which of the objects any news are available
        $news_obj_ids = ilNewsItem::filterObjIdsPerNews($obj_ids, $a_time_period, $a_starting_date);
                //$news_obj_ids = $obj_ids;
                
                // get news for all subtree nodes
                $contexts = array();
                foreach($nodes as $node)
                {
                        // only go on, if news are available
                        if (!in_array($node["obj_id"], $news_obj_ids))
                        {
                                continue;
                        }
                        
                        if (!$a_only_public)
                        {
                                if(!$a_user_id)
                                {
                                        $acc = $ilAccess->checkAccess("read", "", $node["child"]);
                                }
                                else
                                {
                                        $acc = $ilAccess->checkAccessOfUser($a_user_id, "read", "",
                                                $node["child"]);
                                }                               
                                if (!$acc)
                                {
                                        continue;
                                }
                        }
                        
                        $ref_id[$node["obj_id"]] = $node["child"];
                        $contexts[] = array("obj_id" => $node["obj_id"],
                                "obj_type" => $node["type"]);
                }
                
                // sort and return
                $news = $this->queryNewsForMultipleContexts($contexts, $a_only_public, $a_time_period,
            $a_starting_date, $a_no_auto_generated, $a_user_id);
                                
                $to_del = array();
                foreach ($news as $k => $v)
                {
                        $news[$k]["ref_id"] = $ref_id[$v["context_obj_id"]];
                }
                
                $data = ilNewsItem::mergeNews($data, $news);
        $data = ilUtil::sortArray($data, "creation_date", "desc", false, true);
                
                if (!$a_prevent_aggregation)
                {
                        $data = $this->aggregateFiles($data, $a_ref_id);
                }
                                
                return $data;
        }

References $data, $ref_id, aggregateFiles(), filterObjIdsPerNews(), mergeNews(), ilObjectActivation\preloadData(), queryNewsForMultipleContexts(), and ilUtil\sortArray().

Referenced by getNewsForRefId().

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getContentTextIsLangVar()

ilNewsItem::getContentTextIsLangVar

(

)

Get content text ist lang var.

Returns

boolean

Definition at line 75 of file class.ilNewsItem.php.

        {
                return $this->content_text_is_lang_var;
        }

Referenced by create(), and update().

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getFirstNewsIdForContext()

static ilNewsItem::getFirstNewsIdForContext (   $a_context_obj_id,   $a_context_obj_type,   $a_context_sub_obj_id = "",   $a_context_sub_obj_type = ""  )

static

Get first new id of news set related to a certain context.

Definition at line 1305 of file class.ilNewsItem.php.

        {
                global $ilDB;
                
                // Determine how many rows should be deleted
                $query = "SELECT * ".
                        "FROM il_news_item ".
                        "WHERE ".
                                "context_obj_id = ".$ilDB->quote($a_context_obj_id, "integer").
                                " AND context_obj_type = ".$ilDB->quote($a_context_obj_type, "text").
                                " AND context_sub_obj_id = ".$ilDB->quote($a_context_sub_obj_id, "integer").
                                " AND ".$ilDB->equals("context_sub_obj_type", $a_context_sub_obj_type, "text", true);
                                
                $set = $ilDB->query($query);
                $rec = $ilDB->fetchAssoc($set);
                
                return $rec["id"];
        }

References $ilDB, and $query.

Referenced by ilForum\deletePost(), ilForumTopic\movePosts(), and ilForum\postCensorship().

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getLastNewsIdForContext()

static ilNewsItem::getLastNewsIdForContext (   $a_context_obj_id,   $a_context_obj_type,   $a_context_sub_obj_id = "",   $a_context_sub_obj_type = "",   $a_only_today = false  )

static

Get last news id of news set related to a certain context.

Definition at line 1328 of file class.ilNewsItem.php.

        {
                global $ilDB;
 
                // Determine how many rows should be deleted
                $query = "SELECT id, update_date ".
                        "FROM il_news_item ".
                        "WHERE ".
                                "context_obj_id = ".$ilDB->quote($a_context_obj_id, "integer").
                                " AND context_obj_type = ".$ilDB->quote($a_context_obj_type, "text").
                                " AND context_sub_obj_id = ".$ilDB->quote($a_context_sub_obj_id, "integer").
                                " AND ".$ilDB->equals("context_sub_obj_type", $a_context_sub_obj_type, "text", true).
                        " ORDER BY update_date DESC";
 
                $ilDB->setLimit(1);
                $set = $ilDB->query($query);
                $rec = $ilDB->fetchAssoc($set);
 
                $id = (int) $rec["id"];
                if ($a_only_today)
                {
                        $now = ilUtil::now();
                        if (substr($now, 0, 10) != substr($rec["update_date"], 0, 10))
                        {
                                $id = 0;
                        }
                }
 
                return $id;
        }

References ilNewsItemGen\$id, $ilDB, $query, and ilUtil\now().

Referenced by ilWikiPage\updateNews().

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getLimitation()

ilNewsItem::getLimitation

(

)

Get Limitation for number of items.

Returns

boolean Limitation for number of items

Definition at line 55 of file class.ilNewsItem.php.

        {
                return $this->limitation;
        }

References $limitation.

Referenced by create().

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getMobDownloadCounter()

ilNewsItem::getMobDownloadCounter

(

)

Get mob download counter.

Returns

int counter

Definition at line 115 of file class.ilNewsItem.php.

        {
                return $this->mob_cnt_download;
        }

Referenced by increaseDownloadCounter(), and update().

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getMobPlayCounter()

ilNewsItem::getMobPlayCounter

(

)

Get mob play counter.

Returns

int counter

Definition at line 95 of file class.ilNewsItem.php.

        {
                return $this->mob_cnt_play;
        }

Referenced by increasePlayCounter(), and update().

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getNewsForRefId()

ilNewsItem::getNewsForRefId	(		$a_ref_id,
			$a_only_public = false,
			$a_stopnesting = false,
			$a_time_period = 0,
			$a_prevent_aggregation = true,
			$a_forum_group_sequences = false,
			$a_no_auto_generated = false,
			$a_ignore_date_filter = false,
			$a_user_id = null
	)

Get News For Ref Id.

$a_user_id does only work for groups and courses so far

Definition at line 377 of file class.ilNewsItem.php.

        {
                $obj_id = ilObject::_lookupObjId($a_ref_id);
                $obj_type = ilObject::_lookupType($obj_id);
                
                // get starting date
        $starting_date = "";
                if ($obj_type == "grp" || $obj_type == "crs" || $obj_type == "cat")
                {
                        include_once("./Services/Block/classes/class.ilBlockSetting.php");
                        $hide_news_per_date = ilBlockSetting::_lookup("news", "hide_news_per_date",
                                0, $obj_id);
                        if ($hide_news_per_date && !$a_ignore_date_filter)
                        {
                                $starting_date = ilBlockSetting::_lookup("news", "hide_news_date",
                                        0, $obj_id);
                        }
                }
 
                if ($obj_type == "cat" && !$a_stopnesting)
                {
                        $news = $this->getAggregatedChildNewsData($a_ref_id, $a_only_public, $a_time_period,
                $a_prevent_aggregation, $starting_date, $a_no_auto_generated);
                }
                else if (($obj_type == "grp" || $obj_type == "crs") &&
                        !$a_stopnesting)
                {
                        $news = $this->getAggregatedNewsData($a_ref_id, $a_only_public, $a_time_period,
                $a_prevent_aggregation, $starting_date, $a_no_auto_generated, $a_user_id);
                }
                else
                {
                        $news_item = new ilNewsItem();
                        $news_item->setContextObjId($obj_id);
                        $news_item->setContextObjType($obj_type);
                        $news = $news_item->queryNewsForContext($a_only_public, $a_time_period,
                $starting_date, $a_no_auto_generated);
                        $unset = array();
                        foreach ($news as $k => $v)
                        {
                                if (!$a_only_public || $v["visibility"] == NEWS_PUBLIC ||
                    ($v["priority"] == 0 &&
                                                ilBlockSetting::_lookup("news", "public_notifications",
                                                0, $obj_id)))
                                {
                                        $news[$k]["ref_id"] = $a_ref_id;
                                }
                                else
                                {
                                        $unset[] = $k;
                                }
                        }
                        foreach ($unset as $un)
                        {
                                unset($news[$un]);
                        }
                }
                
                if (!$a_prevent_aggregation)
                {
                        $news = $this->aggregateForums($news);
                }
                else if ($a_forum_group_sequences)
                {
                        $news = $this->aggregateForums($news, true);
                }
                
                return $news;
        }

References ilBlockSetting\_lookup(), ilObject\_lookupObjId(), ilObject\_lookupType(), aggregateForums(), getAggregatedChildNewsData(), getAggregatedNewsData(), and NEWS_PUBLIC.

Referenced by getAggregatedChildNewsData().

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getPrivateFeedId()

ilNewsItem::getPrivateFeedId

(

)

Definition at line 1453 of file class.ilNewsItem.php.

                                     {
 
                return ilNewsItem::$privFeedId;
        }

References $privFeedId.

Referenced by _getNewsItemsOfUser(), queryNewsForContext(), and queryNewsForMultipleContexts().

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increaseDownloadCounter()

ilNewsItem::increaseDownloadCounter

(

)

Increase download counter.

Parameters

return

Definition at line 1511 of file class.ilNewsItem.php.

        {
                global $ilDB;
 
                $cnt = $this->getMobDownloadCounter();
                $cnt++;
                $this->setMobDownloadCounter($cnt);
                $ilDB->manipulate("UPDATE il_news_item SET ".
                        " mob_cnt_download = ".$ilDB->quote($cnt, "integer").
                        " WHERE id = ".$ilDB->quote($this->getId(), "integer")
                        );
        }

References $ilDB, getMobDownloadCounter(), and setMobDownloadCounter().

Referenced by deliverMobFile().

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increasePlayCounter()

ilNewsItem::increasePlayCounter

(

)

Increase play counter.

Parameters

return

Definition at line 1530 of file class.ilNewsItem.php.

        {
                global $ilDB;
 
                $cnt = $this->getMobPlayCounter();
                $cnt++;
                $this->setMobPlayCounter($cnt);
                $ilDB->manipulate("UPDATE il_news_item SET ".
                        " mob_cnt_play = ".$ilDB->quote($cnt, "integer").
                        " WHERE id = ".$ilDB->quote($this->getId(), "integer")
                        );              
        }

References $ilDB, getMobPlayCounter(), and setMobPlayCounter().

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mergeNews()

ilNewsItem::mergeNews	(		$n1,
			$n2
	)

Merges two sets of news.

Parameters

array	$n1	Array of news
array	$n2	Array of news

Returns

array Array of news

Definition at line 1018 of file class.ilNewsItem.php.

        {
                foreach($n2 as $id => $news)
                {
                        $n1[$id] = $news;
                }
                
                return $n1;
        }

References ilNewsItemGen\$id.

Referenced by _getNewsItemsOfUser(), getAggregatedChildNewsData(), and getAggregatedNewsData().

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queryNewsForContext()

ilNewsItem::queryNewsForContext	(		$a_for_rss_use = false,
			$a_time_period = 0,
			$a_starting_date = "",
			$a_no_auto_generated = false,
			$a_oldest_first = false,
			$a_limit = 0
	)

Query news for a context

Parameters

boolean	query for outgoing rss feed
int	time period in seconds
string	startind date
boolean	do not include auto generated news items

Definition at line 716 of file class.ilNewsItem.php.

        {
                global $ilDB, $ilUser, $lng;
 
                $and = "";
                        if ($a_time_period > 0)
                        {
                                $limit_ts = date('Y-m-d H:i:s', time() - ($a_time_period * 24 * 60 * 60));
                        $and = " AND creation_date >= ".$ilDB->quote($limit_ts, "timestamp")." ";
                }
                
                if ($a_starting_date != "")
                {
                        $and.= " AND creation_date > ".$ilDB->quote($a_starting_date, "timestamp")." ";
                }
 
                if ($a_no_auto_generated)
                {
                        $and.= " AND priority = 1 AND content_type = ".$ilDB->quote("text", "text")." ";
                }
 
                // this is changed with 4.1 (news table for lm pages)
                if ($this->getContextSubObjId() > 0)
                {
                        $and.= " AND context_sub_obj_id = ".$ilDB->quote($this->getContextSubObjId(), "integer").
                                " AND context_sub_obj_type = ".$ilDB->quote($this->getContextSubObjType(), "text");
                }
 
                $ordering = ($a_oldest_first)
            ? " creation_date ASC, id ASC "
            : " creation_date DESC, id DESC ";
 
                if ($a_for_rss_use && ilNewsItem::getPrivateFeedId() == false)
                {
                        $query = "SELECT * ".
                                "FROM il_news_item ".
                                " WHERE ".
                                        "context_obj_id = ".$ilDB->quote($this->getContextObjId(), "integer").
                                        " AND context_obj_type = ".$ilDB->quote($this->getContextObjType(), "text").
                                        $and.
                                        " ORDER BY ".$ordering;
                }
                elseif (ilNewsItem::getPrivateFeedId() != false) 
                {
                        $query = "SELECT il_news_item.* ".
                                ", il_news_read.user_id user_read ".
                                "FROM il_news_item LEFT JOIN il_news_read ".
                                "ON il_news_item.id = il_news_read.news_id AND ".
                                " il_news_read.user_id = ".$ilDB->quote(ilNewsItem::getPrivateFeedId(), "integer").
                                " WHERE ".
                                        "context_obj_id = ".$ilDB->quote($this->getContextObjId(), "integer").
                                        " AND context_obj_type = ".$ilDB->quote($this->getContextObjType(), "text").
                                        $and.
                                        " ORDER BY ".$ordering;
                }
                else
                {
                        $query = "SELECT il_news_item.* ".
                                ", il_news_read.user_id as user_read ".
                                "FROM il_news_item LEFT JOIN il_news_read ".
                                "ON il_news_item.id = il_news_read.news_id AND ".
                                " il_news_read.user_id = ".$ilDB->quote($ilUser->getId(), "integer").
                                " WHERE ".
                                        "context_obj_id = ".$ilDB->quote($this->getContextObjId(), "integer").
                                        " AND context_obj_type = ".$ilDB->quote($this->getContextObjType(), "text").
                                        $and.
                                        " ORDER BY ".$ordering;
                }
//echo $query;
                $set = $ilDB->query($query);
                $result = array();
                while($rec = $ilDB->fetchAssoc($set))
                {
                        if ($a_limit > 0 && count($result) >= $a_limit)
                        {
                                continue;
                        }
                        if (!$a_for_rss_use ||  (ilNewsItem::getPrivateFeedId() != false) || ($rec["visibility"] == NEWS_PUBLIC ||
                                ($rec["priority"] == 0 &&
                                ilBlockSetting::_lookup("news", "public_notifications",
                                0, $rec["context_obj_id"]))))
                        {
                                $result[$rec["id"]] = $rec;
                        }
                }
 
                // do we get data for rss and may the time limit by an issue?
                // do a second query without time limit.
                // this is not very performant, but I do not have a better
                // idea. The keep_rss_min setting is currently (Jul 2012) only set
                // by mediacasts
                if ($a_time_period != "" && $a_for_rss_use)
                {
                        include_once("./Services/Block/classes/class.ilBlockSetting.php");
                        $keep_rss_min = ilBlockSetting::_lookup("news", "keep_rss_min",
                                0, $this->getContextObjId());
                        if ($keep_rss_min > 0)
                        {
                                return $this->queryNewsForContext(true, 0,
                                        $a_starting_date, $a_no_auto_generated, $a_oldest_first, $keep_rss_min);
                        }
                }
 
                return $result;
 
        }

References $ilDB, $ilUser, $lng, $query, $result, ilBlockSetting\_lookup(), ilNewsItemGen\getContextObjId(), ilNewsItemGen\getContextObjType(), ilNewsItemGen\getContextSubObjId(), ilNewsItemGen\getContextSubObjType(), getPrivateFeedId(), NEWS_PUBLIC, and ilNewsItemGen\queryNewsForContext().

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queryNewsForMultipleContexts()

ilNewsItem::queryNewsForMultipleContexts	(		$a_contexts,
			$a_for_rss_use = false,
			$a_time_period = 0,
			$a_starting_date = "",
			$a_no_auto_generated = false,
			$a_user_id = null
	)

Query News for multiple Contexts.

Parameters

array

$a_contexts

array of array("obj_id", "obj_type")

Definition at line 874 of file class.ilNewsItem.php.

        {
                global $ilDB, $ilUser, $lng, $ilCtrl;
 
                $and = "";
                if ($a_time_period > 0)
                {
                        $limit_ts = date('Y-m-d H:i:s', time() - ($a_time_period * 24 * 60 * 60));
                        $and = " AND creation_date >= ".$ilDB->quote($limit_ts, "timestamp")." ";
                }
                        
                if ($a_starting_date != "")
                {
                        $and.= " AND creation_date > ".$ilDB->quote($a_starting_date, "timestamp")." ";
                }
 
                if ($a_no_auto_generated)
                {
                        $and.= " AND priority = 1 AND content_type = ".$ilDB->quote("text", "text")." ";
                }
                
                $ids = array();
                $type = array();
                foreach($a_contexts as $cont)
                {
                        $ids[] = $cont["obj_id"];
                        $type[$cont["obj_id"]] = $cont["obj_type"];
                }
                
                if ($a_for_rss_use && ilNewsItem::getPrivateFeedId() == false)
                {
                        $query = "SELECT * ".
                                "FROM il_news_item ".
                                " WHERE ".
                                        $ilDB->in("context_obj_id", $ids, false, "integer")." ".
                                        $and.
                    " ORDER BY creation_date DESC ";
                }
                elseif (ilNewsItem::getPrivateFeedId() != false) 
                {
                        $query = "SELECT il_news_item.* ".
                                ", il_news_read.user_id as user_read ".
                                "FROM il_news_item LEFT JOIN il_news_read ".
                                "ON il_news_item.id = il_news_read.news_id AND ".
                                " il_news_read.user_id = ".$ilDB->quote(ilNewsItem::getPrivateFeedId(), "integer").
                                " WHERE ".
                                        $ilDB->in("context_obj_id", $ids, false, "integer")." ".
                                        $and.
                    " ORDER BY creation_date DESC ";
                }               
                else
                {
                        if($a_user_id)
                        {
                                $user_id = $a_user_id;
                        }
                        else
                        {
                                $user_id = $ilUser->getId();
                        }
                        $query = "SELECT il_news_item.* ".
                                ", il_news_read.user_id as user_read ".
                                "FROM il_news_item LEFT JOIN il_news_read ".
                                "ON il_news_item.id = il_news_read.news_id AND ".
                                " il_news_read.user_id = ".$ilDB->quote($user_id, "integer").
                                " WHERE ".
                                        $ilDB->in("context_obj_id", $ids, false, "integer")." ".
                                        $and.
                    " ORDER BY creation_date DESC ";
                }
 
                $set = $ilDB->query($query);
                $result = array();
                while($rec = $ilDB->fetchAssoc($set))
                {
                        if ($type[$rec["context_obj_id"]] == $rec["context_obj_type"])
                        {
                                if (!$a_for_rss_use || ilNewsItem::getPrivateFeedId() != false || ($rec["visibility"] == NEWS_PUBLIC ||
                                        ($rec["priority"] == 0 &&
                                        ilBlockSetting::_lookup("news", "public_notifications",
                                        0, $rec["context_obj_id"]))))
                                {
                                        $result[$rec["id"]] = $rec;
                                }
                        }
                }
 
                return $result;
 
        }

References $ilCtrl, $ilDB, $ilUser, $lng, $query, $result, ilNewsItemGen\$user_id, ilBlockSetting\_lookup(), getPrivateFeedId(), and NEWS_PUBLIC.

Referenced by getAggregatedChildNewsData(), and getAggregatedNewsData().

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read()

ilNewsItem::read

(

)

Read item from database.

Definition at line 123 of file class.ilNewsItem.php.

        {
                global $ilDB;
 
                $query = "SELECT * FROM il_news_item WHERE id = ".
                        $ilDB->quote($this->getId(), "integer");
                $set = $ilDB->query($query);
                $rec = $ilDB->fetchAssoc($set);
 
                $this->setTitle($rec["title"]);
                $this->setContent($rec["content"]);
                $this->setContextObjId((int) $rec["context_obj_id"]);
                $this->setContextObjType($rec["context_obj_type"]);
                $this->setContextSubObjId((int) $rec["context_sub_obj_id"]);
                $this->setContextSubObjType($rec["context_sub_obj_type"]);
                $this->setContentType($rec["content_type"]);
                $this->setCreationDate($rec["creation_date"]);
                $this->setUpdateDate($rec["update_date"]);
                $this->setUserId($rec["user_id"]);
                $this->setVisibility($rec["visibility"]);
                $this->setContentLong($rec["content_long"]);
                $this->setPriority($rec["priority"]);
                $this->setContentIsLangVar($rec["content_is_lang_var"]);
                $this->setContentTextIsLangVar((int) $rec["content_text_is_lang_var"]);
                $this->setMobId($rec["mob_id"]);
                $this->setPlaytime($rec["playtime"]);
                $this->setMobPlayCounter($rec["mob_cnt_play"]);
                $this->setMobDownloadCounter($rec["mob_cnt_download"]);
 
        }

References $ilDB, $query, ilNewsItemGen\getId(), ilNewsItemGen\setContent(), ilNewsItemGen\setContentIsLangVar(), ilNewsItemGen\setContentLong(), setContentTextIsLangVar(), ilNewsItemGen\setContentType(), ilNewsItemGen\setContextObjId(), ilNewsItemGen\setContextObjType(), ilNewsItemGen\setContextSubObjId(), ilNewsItemGen\setContextSubObjType(), ilNewsItemGen\setCreationDate(), setMobDownloadCounter(), ilNewsItemGen\setMobId(), setMobPlayCounter(), ilNewsItemGen\setPlaytime(), ilNewsItemGen\setPriority(), ilNewsItemGen\setTitle(), ilNewsItemGen\setUpdateDate(), ilNewsItemGen\setUserId(), and ilNewsItemGen\setVisibility().

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setContentTextIsLangVar()

ilNewsItem::setContentTextIsLangVar

(

$a_val = 0

)

Set content text ist lang var.

Parameters

boolean

$a_content_is_lang_var

Definition at line 65 of file class.ilNewsItem.php.

        {
                $this->content_text_is_lang_var = $a_val;
        }

Referenced by read().

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setContext()

ilNewsItem::setContext	(		$a_obj_id,
			$a_obj_type,
			$a_sub_obj_id = 0,
			$a_sub_obj_type = ""
	)

Convenient function to set the whole context information.

Definition at line 700 of file class.ilNewsItem.php.

        {
                $this->setContextObjId($a_obj_id);
                $this->setContextObjType($a_obj_type);
                $this->setContextSubObjId($a_sub_obj_id);
                $this->setContextSubObjType($a_sub_obj_type);
        }

References ilNewsItemGen\setContextObjId(), ilNewsItemGen\setContextObjType(), ilNewsItemGen\setContextSubObjId(), and ilNewsItemGen\setContextSubObjType().

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setLimitation()

ilNewsItem::setLimitation

(

$a_limitation

)

Set Limitation for number of items.

Parameters

boolean

$a_limitation

Limitation for number of items

Definition at line 45 of file class.ilNewsItem.php.

        {
                $this->limitation = $a_limitation;
        }

setMobDownloadCounter()

ilNewsItem::setMobDownloadCounter

(

$a_val

)

Set mob download counter.

Parameters

int

$a_val

counter

Definition at line 105 of file class.ilNewsItem.php.

        {
                $this->mob_cnt_download = $a_val;
        }

Referenced by increaseDownloadCounter(), and read().

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setMobPlayCounter()

ilNewsItem::setMobPlayCounter

(

$a_val

)

Set mob play counter.

Parameters

int

$a_val

counter

Definition at line 85 of file class.ilNewsItem.php.

        {
                $this->mob_cnt_play = $a_val;
        }

Referenced by increasePlayCounter(), and read().

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setPrivateFeedId()

ilNewsItem::setPrivateFeedId

(

$a_userId

)

Definition at line 1448 of file class.ilNewsItem.php.

        {
                ilNewsItem::$privFeedId = $a_userId;
        }

References $privFeedId.

Referenced by ilObjectFeedWriter\ilObjectFeedWriter().

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update()

ilNewsItem::update

(

$a_as_new = false

)

Update item in database.

Parameters

boolean

$a_as_new

If true, creation date is set "now"

Definition at line 235 of file class.ilNewsItem.php.

        {
                global $ilDB;
 
                $fields = array(
                        "title" => array("text", $this->getTitle()),
                        "content" => array("clob", $this->getContent()),
                        "context_obj_id" => array("integer", $this->getContextObjId()),
                        "context_obj_type" => array("text", $this->getContextObjType()),
                        "context_sub_obj_id" => array("integer", $this->getContextSubObjId()),
                        "context_sub_obj_type" => array("text", $this->getContextSubObjType()),
                        "content_type" => array("text", $this->getContentType()),
                        "user_id" => array("integer", $this->getUserId()),
                        "visibility" => array("text", $this->getVisibility()),
                        "content_long" => array("clob", $this->getContentLong()),
                        "priority" => array("integer", $this->getPriority()),
                        "content_is_lang_var" => array("integer", $this->getContentIsLangVar()),
                        "content_text_is_lang_var" => array("integer", (int) $this->getContentTextIsLangVar()),
                        "mob_id" => array("integer", $this->getMobId()),
                        "mob_cnt_play" => array("integer", $this->getMobPlayCounter()),
                        "mob_cnt_download" => array("integer", $this->getMobDownloadCounter()),
            "playtime" => array("text", $this->getPlaytime())
                );
 
                $now = ilUtil::now();
                if ($a_as_new)
                {
                        $fields["creation_date"] = array("timestamp", $now);
                        $fields["update_date"] = array("timestamp", $now);
                }
                else
                {
                        $fields["update_date"] = array("timestamp", $now);
                }
 
                $ilDB->update("il_news_item", $fields, array(
                        "id" => array("integer", $this->getId())
                ));
 
        }

References $ilDB, ilNewsItemGen\getContent(), ilNewsItemGen\getContentIsLangVar(), ilNewsItemGen\getContentLong(), getContentTextIsLangVar(), ilNewsItemGen\getContentType(), ilNewsItemGen\getContextObjId(), ilNewsItemGen\getContextObjType(), ilNewsItemGen\getContextSubObjId(), ilNewsItemGen\getContextSubObjType(), ilNewsItemGen\getId(), getMobDownloadCounter(), ilNewsItemGen\getMobId(), getMobPlayCounter(), ilNewsItemGen\getPlaytime(), ilNewsItemGen\getPriority(), ilNewsItemGen\getTitle(), ilNewsItemGen\getUserId(), ilNewsItemGen\getVisibility(), and ilUtil\now().

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Field Documentation

$limitation

ilNewsItem::$limitation

private

Definition at line 26 of file class.ilNewsItem.php.

Referenced by getLimitation().

$privFeedId

ilNewsItem::$privFeedId = false

staticprivate

Definition at line 25 of file class.ilNewsItem.php.

Referenced by getPrivateFeedId(), and setPrivateFeedId().

---

The documentation for this class was generated from the following file:

• Services/News/classes/class.ilNewsItem.php