class.ilObjBlog.php

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<?php

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

require_once "Services/Object/classes/class.ilObject2.php";

class ilObjBlog extends ilObject2
{
        protected $notes; // [bool]
        protected $bg_color; // [string]
        protected $font_color; // [string]
        protected $img; // [string]
        protected $ppic; // [string]
        protected $rss; // [bool]
        protected $approval; // [bool]
        protected $style; // [bool]
        protected $abstract_shorten = false; // [bool]
        protected $abstract_shorten_length = self::ABSTRACT_DEFAULT_SHORTEN_LENGTH; // [int]
        protected $abstract_image = false; // [bool]
        protected $abstract_image_width = self::ABSTRACT_DEFAULT_IMAGE_WIDTH; // [int]
        protected $abstract_image_height= self::ABSTRACT_DEFAULT_IMAGE_HEIGHT; // [int]
        protected $keywords = true; // [bool]
        protected $nav_mode = self::NAV_MODE_LIST; // [int]
        protected $nav_mode_list_postings = self::NAV_MODE_LIST_DEFAULT_POSTINGS; // [int]
        protected $nav_mode_list_months; // [int]
        protected $overview_postings; // [int]
        protected $authors = true; // [bool]
        protected $order;
        
        const NAV_MODE_LIST = 1;
        const NAV_MODE_MONTH = 2;
        
        const ABSTRACT_DEFAULT_SHORTEN_LENGTH = 500;
        const ABSTRACT_DEFAULT_IMAGE_WIDTH = 144;
        const ABSTRACT_DEFAULT_IMAGE_HEIGHT = 144;
        const NAV_MODE_LIST_DEFAULT_POSTINGS = 10;
        
        function initType()
        {
                $this->type = "blog";
        }

        protected function doRead()
        {
                global $ilDB;

                $set = $ilDB->query("SELECT * FROM il_blog".
                                " WHERE id = ".$ilDB->quote($this->id, "integer"));
                $row = $ilDB->fetchAssoc($set);
                $this->setProfilePicture((bool)$row["ppic"]);
                $this->setBackgroundColor($row["bg_color"]);
                $this->setFontColor($row["font_color"]);
                $this->setImage($row["img"]);
                $this->setRSS($row["rss_active"]);
                $this->setApproval($row["approval"]);
                $this->setAbstractShorten($row["abs_shorten"]);
                $this->setAbstractShortenLength($row["abs_shorten_len"]);
                $this->setAbstractImage($row["abs_image"]);
                $this->setAbstractImageWidth($row["abs_img_width"]);
                $this->setAbstractImageHeight($row["abs_img_height"]);          
                $this->setKeywords($row["keywords"]);
                $this->setAuthors($row["authors"]);
                $this->setNavMode($row["nav_mode"]);
                $this->setNavModeListPostings($row["nav_list_post"]);
                $this->setNavModeListMonths($row["nav_list_mon"]);
                $this->setOverviewPostings($row["ov_post"]);
                if(trim($row["nav_order"]))
                {
                        $this->setOrder(explode(";", $row["nav_order"]));
                }
                
                // #14661
                include_once("./Services/Notes/classes/class.ilNote.php");
                $this->setNotesStatus(ilNote::commentsActivated($this->id, 0, "blog"));
                
                include_once("./Services/Style/classes/class.ilObjStyleSheet.php");
                $this->setStyleSheetId(ilObjStyleSheet::lookupObjectStyle($this->id));
        }

        protected function doCreate()
        {
                global $ilDB;
                
                $ilDB->manipulate("INSERT INTO il_blog (id,ppic,rss_active,approval".
                        ",abs_shorten,abs_shorten_len,abs_image,abs_img_width,abs_img_height".
                        ",keywords,authors,nav_mode,nav_list_post) VALUES (".
                        $ilDB->quote($this->id, "integer").",".                 
                        $ilDB->quote(true, "integer").",".
                        $ilDB->quote(true, "integer").",".
                        $ilDB->quote(false, "integer").",".             
                        $ilDB->quote($this->hasAbstractShorten(), "integer").",".
                        $ilDB->quote($this->getAbstractShortenLength(), "integer").",".
                        $ilDB->quote($this->hasAbstractImage(), "integer").",".
                        $ilDB->quote($this->getAbstractImageWidth(), "integer").",".
                        $ilDB->quote($this->getAbstractImageHeight(), "integer").",".   
                        $ilDB->quote($this->hasKeywords(), "integer").",".      
                        $ilDB->quote($this->hasAuthors(), "integer").",".       
                        $ilDB->quote($this->getNavMode(), "integer").",".       
                        $ilDB->quote($this->getNavModeListPostings(), "integer").
                        ")");
                
                // #14661
                include_once("./Services/Notes/classes/class.ilNote.php");
                ilNote::activateComments($this->id, 0, "blog", true);
                
                /*
                if ($this->getStyleSheetId() > 0)
                {
                        include_once("./Services/Style/classes/class.ilObjStyleSheet.php");
                        ilObjStyleSheet::writeStyleUsage($this->id, $this->getStyleSheetId());
                }                
                */
        }
        
        protected function doDelete()
        {
                global $ilDB;
                
                $this->deleteImage();

                include_once "Modules/Blog/classes/class.ilBlogPosting.php";
                ilBlogPosting::deleteAllBlogPostings($this->id);
                
                // remove all notifications
                include_once "./Services/Notification/classes/class.ilNotification.php";
                ilNotification::removeForObject(ilNotification::TYPE_BLOG, $this->id);

                $ilDB->manipulate("DELETE FROM il_blog".
                        " WHERE id = ".$ilDB->quote($this->id, "integer"));
        }
        
        protected function doUpdate()
        {
                global $ilDB;
        
                if($this->id)
                {
                        $ilDB->manipulate("UPDATE il_blog".
                                        " SET ppic = ".$ilDB->quote($this->hasProfilePicture(), "integer").
                                        ",bg_color = ".$ilDB->quote($this->getBackgroundColor(), "text").
                                        ",font_color = ".$ilDB->quote($this->getFontcolor(), "text").
                                        ",img = ".$ilDB->quote($this->getImage(), "text").
                                        ",rss_active = ".$ilDB->quote($this->hasRSS(), "integer").
                                        ",approval = ".$ilDB->quote($this->hasApproval(), "integer").
                                        ",abs_shorten = ".$ilDB->quote($this->hasAbstractShorten(), "integer").
                                        ",abs_shorten_len = ".$ilDB->quote($this->getAbstractShortenLength(), "integer").
                                        ",abs_image = ".$ilDB->quote($this->hasAbstractImage(), "integer").
                                        ",abs_img_width = ".$ilDB->quote($this->getAbstractImageWidth(), "integer").
                                        ",abs_img_height = ".$ilDB->quote($this->getAbstractImageHeight(), "integer").
                                        ",keywords = ".$ilDB->quote($this->hasKeywords(), "integer").
                                        ",authors = ".$ilDB->quote($this->hasAuthors(), "integer").
                                        ",nav_mode = ".$ilDB->quote($this->getNavMode(), "integer").
                                        ",nav_list_post = ".$ilDB->quote($this->getNavModeListPostings(), "integer").
                                        ",nav_list_mon = ".$ilDB->quote($this->getNavModeListMonths(), "integer").
                                        ",ov_post = ".$ilDB->quote($this->getOverviewPostings(), "integer").
                                        ",nav_order = ".$ilDB->quote(implode(";", $this->getOrder()), "text").
                                        " WHERE id = ".$ilDB->quote($this->id, "integer"));                     
                                                
                        // #14661
                        include_once("./Services/Notes/classes/class.ilNote.php");
                        ilNote::activateComments($this->id, 0, "blog", $this->getNotesStatus());
                        
                        include_once("./Services/Style/classes/class.ilObjStyleSheet.php");
                        ilObjStyleSheet::writeStyleUsage($this->id, $this->getStyleSheetId());                  
                }
        }

        protected function doCloneObject(ilObjBlog $new_obj, $a_target_id, $a_copy_id = null)
        {
                // banner?
                $img = $this->getImage();
                if($img)
                {
                        $new_obj->setImage($img);
                        
                        $source = $this->initStorage($this->getId());
                        $target = $new_obj->initStorage($new_obj->getId());
                        
                        copy($source.$img, $target.$img);
                }
                
                $new_obj->setNotesStatus($this->getNotesStatus());
                $new_obj->setProfilePicture($this->hasProfilePicture());
                $new_obj->setBackgroundColor($this->getBackgroundColor());
                $new_obj->setFontColor($this->getFontColor());
                $new_obj->setRSS($this->hasRSS());
                $new_obj->setApproval($this->hasApproval());
                $new_obj->setAbstractShorten($this->hasAbstractShorten());
                $new_obj->setAbstractShortenLength($this->getAbstractShortenLength());
                $new_obj->setAbstractImage($this->hasAbstractImage());
                $new_obj->setAbstractImageWidth($this->getAbstractImageWidth());
                $new_obj->setAbstractImageHeight($this->getAbstractImageHeight());
                $new_obj->update();             
                
                // set/copy stylesheet
                include_once("./Services/Style/classes/class.ilObjStyleSheet.php");
                $style_id = $this->getStyleSheetId();
                if ($style_id > 0 && !ilObjStyleSheet::_lookupStandard($style_id))
                {
                        $style_obj = ilObjectFactory::getInstanceByObjId($style_id);
                        $new_id = $style_obj->ilClone();
                        $new_obj->setStyleSheetId($new_id);
                        $new_obj->update();
                }
        }
        
        function getNotesStatus()
        {
                return $this->notes;
        }

        function setNotesStatus($a_status)
        {
                $this->notes = (bool)$a_status;
        }
        
        function hasProfilePicture()
        {
                return $this->ppic;
        }

        function setProfilePicture($a_status)
        {
                $this->ppic = (bool)$a_status;
        }
        
        function getBackgroundColor()
        {
                if(!$this->bg_color)
                {
                        $this->bg_color = "ffffff";
                }
                return $this->bg_color;
        }

        function setBackgroundColor($a_value)
        {
                $this->bg_color = (string)$a_value;
        }
        
        function getFontColor()
        {
                if(!$this->font_color)
                {
                        $this->font_color = "505050";
                }
                return $this->font_color;
        }

        function setFontColor($a_value)
        {               
                $this->font_color = (string)$a_value;
        }
        
        function getImage()
        {
                return $this->img;
        }

        function setImage($a_value)
        {               
                $this->img = (string)$a_value;
        }
        
        function getImageFullPath($a_as_thumb = false)
        {               
                if($this->img)
                {
                        $path = $this->initStorage($this->id);
                        if(!$a_as_thumb)
                        {
                                return $path.$this->img;
                        }
                        else
                        {
                                return $path."thb_".$this->img;
                        }
                }
        }
        
        public function deleteImage()
        {
                if($this->id)
                {
                        include_once "Modules/Blog/classes/class.ilFSStorageBlog.php";
                        $storage = new ilFSStorageBlog($this->id);
                        $storage->delete();
                        
                        $this->setImage(null);
                        
                        $this->handleQuotaUpdate();
                }
        }

        public static function initStorage($a_id, $a_subdir = null)
        {               
                include_once "Modules/Blog/classes/class.ilFSStorageBlog.php";
                $storage = new ilFSStorageBlog($a_id);
                $storage->create();
                
                $path = $storage->getAbsolutePath()."/";
                
                if($a_subdir)
                {
                        $path .= $a_subdir."/";
                        
                        if(!is_dir($path))
                        {
                                mkdir($path);
                        }
                }
                                
                return $path;
        }
        
        function uploadImage(array $a_upload)
        {
                if(!$this->id)
                {
                        return false;
                }
                
                $this->deleteImage();
                
                // #10074
                $clean_name = preg_replace("/[^a-zA-Z0-9\_\.\-]/", "", $a_upload["name"]);
        
                $path = $this->initStorage($this->id);
                $original = "org_".$this->id."_".$clean_name;
                $thumb = "thb_".$this->id."_".$clean_name;
                $processed = $this->id."_".$clean_name;

                if (ilUtil::moveUploadedFile($a_upload["tmp_name"], $original, $path.$original))
                {
                        chmod($path.$original, 0770);

                        $blga_set = new ilSetting("blga");                              
                        /* as banner height should overflow, we only handle width
                        $dimensions = $blga_set->get("banner_width")."x".
                                $blga_set->get("banner_height");
                        */
                        $dimensions = $blga_set->get("banner_width");
                        
                        // take quality 100 to avoid jpeg artefacts when uploading jpeg files
                        // taking only frame [0] to avoid problems with animated gifs
                        $original_file = ilUtil::escapeShellArg($path.$original);
                        $thumb_file = ilUtil::escapeShellArg($path.$thumb);
                        $processed_file = ilUtil::escapeShellArg($path.$processed);
                        ilUtil::execConvert($original_file."[0] -geometry 100x100 -quality 100 JPEG:".$thumb_file);
                        ilUtil::execConvert($original_file."[0] -geometry ".$dimensions." -quality 100 JPEG:".$processed_file);
                        
                        $this->setImage($processed);
                        
                        $this->handleQuotaUpdate();
                        
                        return true;
                }
                return false;
        }       
                
        function hasRSS()
        {
                return $this->rss;
        }

        function setRSS($a_status)
        {
                $this->rss = (bool)$a_status;
        }
        
        function hasApproval()
        {
                return (bool)$this->approval;
        }

        function setApproval($a_status)
        {
                $this->approval = (bool)$a_status;
        }
        
        function getStyleSheetId()
        {
                return (int)$this->style;
        }

        function setStyleSheetId($a_style)
        {
                $this->style = (int)$a_style;
        }
        
        function hasAbstractShorten()
        {
                return $this->abstract_shorten;
        }
        
        function setAbstractShorten($a_value)
        {
                $this->abstract_shorten = (bool)$a_value;
        }
        
        function getAbstractShortenLength()
        {
                return $this->abstract_shorten_length;
        }
        
        function setAbstractShortenLength($a_value)
        {
                $this->abstract_shorten_length = (int)$a_value;
        }
                        
        function hasAbstractImage()
        {
                return $this->abstract_image;
        }
        
        function setAbstractImage($a_value)
        {
                $this->abstract_image = (bool)$a_value;
        }
        
        function getAbstractImageWidth()
        {
                return $this->abstract_image_width;
        }
        
        function setAbstractImageWidth($a_value)
        {
                $this->abstract_image_width = (int)$a_value;
        }
        
        function getAbstractImageHeight()
        {
                return $this->abstract_image_height;
        }
        
        function setAbstractImageHeight($a_value)
        {
                $this->abstract_image_height = (int)$a_value;
        }
        
        function setKeywords($a_value)
        {
                $this->keywords = (bool)$a_value;
        }
        
        function hasKeywords()
        {               
                return $this->keywords;
        }
        
        function setAuthors($a_value)
        {
                $this->authors = (bool)$a_value;
        }
        
        function hasAuthors()
        {               
                return $this->authors;
        }
        
        function setNavMode($a_value)
        {
                $a_value = (int)$a_value;
                if(in_array($a_value, array(self::NAV_MODE_LIST, self::NAV_MODE_MONTH)))
                {
                        $this->nav_mode = $a_value;
                }
        }
        
        function getNavMode()
        {
                return $this->nav_mode;
        }
        
        function setNavModeListPostings($a_value)
        {
                $this->nav_mode_list_postings = (int)$a_value;
        }
        
        function getNavModeListPostings()
        {
                return $this->nav_mode_list_postings;
        }
        
        function setNavModeListMonths($a_value)
        {
                if(!$a_value)
                {
                        $a_value = null;
                }
                else
                {
                        $a_value = (int)$a_value;
                }
                $this->nav_mode_list_months = $a_value;
        }
        
        function getNavModeListMonths()
        {
                return $this->nav_mode_list_months;
        }
        
        function setOverviewPostings($a_value)
        {
                if(!$a_value)
                {
                        $a_value = null;
                }
                else
                {
                        $a_value = (int)$a_value;
                }
                $this->overview_postings = $a_value;
        }
        
        function getOverviewPostings()
        {
                return $this->overview_postings;
        }
        
        function setOrder(array $a_values = null)
        {
                $this->order = $a_values;
        }
        
        function getOrder()
        {
                return (array)$this->order;
        }
                
        static function sendNotification($a_action, $a_in_wsp, $a_blog_node_id, $a_posting_id, $a_comment = null)
        {
                global $ilUser;
                
                // get blog object id (repository or workspace)         
                if($a_in_wsp)
                {                               
                        include_once "Services/PersonalWorkspace/classes/class.ilWorkspaceTree.php";
                        include_once "Services/PersonalWorkspace/classes/class.ilWorkspaceAccessHandler.php";
                        $tree = new ilWorkspaceTree($ilUser->getId()); // owner of tree is irrelevant
                        $blog_obj_id = $tree->lookupObjectId($a_blog_node_id);                                                  
                        $access_handler = new ilWorkspaceAccessHandler($tree);  
                }
                else
                {
                        $blog_obj_id = ilObject::_lookupObjId($a_blog_node_id);
                        $access_handler = null;
                }
                if(!$blog_obj_id)
                {
                        return;
                }       
                                
                include_once "./Modules/Blog/classes/class.ilBlogPosting.php";
                $posting = new ilBlogPosting($a_posting_id);    
                                                                
                // #11138
                $ignore_threshold = ($a_action == "comment");   
                
                $admin_only = false;    
                
                // approval handling                                    
                if(!$posting->isApproved())
                {                       
                        $blog = new self($blog_obj_id, false);
                        if($blog->hasApproval())
                        {                                                                               
                                switch($a_action)
                                {
                                        case "update":
                                                // un-approved posting was updated - no notifications                                   
                                                return;

                                        case "new":
                                                // un-approved posting was activated - admin-only notification                                  
                                                $admin_only = true;     
                                                $ignore_threshold = true;
                                                $a_action = "approve";
                                                break;                          
                                }
                        }
                }
                
                // recipients
                include_once "./Services/Notification/classes/class.ilNotification.php";                
                $users = ilNotification::getNotificationsForObject(ilNotification::TYPE_BLOG, 
                        $blog_obj_id, $a_posting_id, $ignore_threshold);                        
                if(!sizeof($users))
                {
                        return;
                }                                               
                                                                
                include_once "./Services/Notification/classes/class.ilSystemNotification.php";
                $ntf = new ilSystemNotification($a_in_wsp);             
                $ntf->setLangModules(array("blog"));
                $ntf->setRefId($a_blog_node_id);
                $ntf->setChangedByUserId($ilUser->getId());
                $ntf->setSubjectLangId('blog_change_notification_subject');
                $ntf->setIntroductionLangId('blog_change_notification_body_'.$a_action);
                $ntf->addAdditionalInfo('blog_posting', $posting->getTitle());
                if($a_comment)
                {
                        $ntf->addAdditionalInfo('comment', $a_comment, true);
                }       
                $ntf->setGotoLangId('blog_change_notification_link');                           
                $ntf->setReasonLangId('blog_change_notification_reason');               
                
                $abstract = $posting->getNotificationAbstract();
                if($abstract)
                {
                        $ntf->addAdditionalInfo('content', $abstract, true);
                }       
                                
                $notified = $ntf->sendMail($users, "_".$a_posting_id, 
                        ($admin_only ? "write" : "read"));                      
                                
                // #14387
                if(sizeof($notified))
                {
                        ilNotification::updateNotificationTime(ilNotification::TYPE_BLOG, $blog_obj_id, $notified, $a_posting_id);              
                }
        }
                        
        static function deliverRSS($a_wsp_id)
        {
                global $tpl, $ilSetting;
                
                if(!$ilSetting->get('enable_global_profiles'))
                {
                        return;
                }
                
                // #10827
                if(substr($a_wsp_id, -4) != "_cll")
                {
                        include_once "Services/PersonalWorkspace/classes/class.ilWorkspaceTree.php";
                        $wsp_id = new ilWorkspaceTree(0);
                        $obj_id = $wsp_id->lookupObjectId($a_wsp_id);   
                        $is_wsp = "_wsp";
                }
                else
                {
                        $a_wsp_id = substr($a_wsp_id, 0, -4);
                        $obj_id = ilObject::_lookupObjId($a_wsp_id);
                        $is_wsp = null;
                }
                if(!$obj_id)
                {                       
                        return;
                }
                
                $blog = new self($obj_id, false);               
                if(!$blog->hasRSS())
                {
                        return;
                }
                                        
                include_once "Services/Feeds/classes/class.ilFeedWriter.php";
                $feed = new ilFeedWriter();
                                
                include_once "Services/Link/classes/class.ilLink.php";
                $url = ilLink::_getStaticLink($a_wsp_id, "blog", true, $is_wsp);
                $url = str_replace("&", "&amp;", $url);
                
                // #11870
                $feed->setChannelTitle(str_replace("&", "&amp;", $blog->getTitle()));
                $feed->setChannelDescription(str_replace("&", "&amp;", $blog->getDescription()));
                $feed->setChannelLink($url);
                
                // needed for blogpostinggui / pagegui
                $tpl = new ilTemplate("tpl.main.html", true, true);
                
                include_once("./Modules/Blog/classes/class.ilBlogPosting.php");                                 
                include_once("./Modules/Blog/classes/class.ilBlogPostingGUI.php");                      
                foreach(ilBlogPosting::getAllPostings($obj_id) as $item)
                {
                        $id = $item["id"];

                        // only published items
                        $is_active = ilBlogPosting::_lookupActive($id, "blp");
                        if(!$is_active)
                        {
                                continue;
                        }
                                                                        
                        // #16434
                        $snippet = strip_tags(ilBlogPostingGUI::getSnippet($id), "<br><br/><div><p>");
                        $snippet = str_replace("&", "&amp;", $snippet); 
                        $snippet = "<![CDATA[".$snippet."]]>";

                        $url = ilLink::_getStaticLink($a_wsp_id, "blog", true, "_".$id.$is_wsp);
                        $url = str_replace("&", "&amp;", $url);                         

                        $feed_item = new ilFeedItem();
                        $feed_item->setTitle(str_replace("&", "&amp;", $item["title"])); // #16022
                        $feed_item->setDate($item["created"]->get(IL_CAL_DATETIME));
                        $feed_item->setDescription($snippet);
                        $feed_item->setLink($url);
                        $feed_item->setAbout($url);                             
                        $feed->addItem($feed_item);
                }                                       
                
                $feed->showFeed();
                exit();         
        }       
        
        function initDefaultRoles()
        {
                include_once './Services/AccessControl/classes/class.ilObjRole.php';
                $role = ilObjRole::createDefaultRole(
                                'il_blog_contributor_'.$this->getRefId(),
                                "Contributor of blog obj_no.".$this->getId(),
                                'il_blog_contributor',
                                $this->getRefId()
                );
                
                include_once './Services/AccessControl/classes/class.ilObjRole.php';
                $role = ilObjRole::createDefaultRole(
                                'il_blog_editor_'.$this->getRefId(),
                                "Editor of blog obj_no.".$this->getId(),
                                'il_blog_editor',
                                $this->getRefId()
                );
                
                return array();
        }
        
        function getLocalContributorRole($a_node_id)
        {
                global $rbacreview;
                
                foreach($rbacreview->getLocalRoles($a_node_id) as $role_id)
                {
                        if(substr(ilObject::_lookupTitle($role_id), 0, 19)  == "il_blog_contributor")
                        {
                                return $role_id;
                        }
                }
        }
        
        function getLocalEditorRole($a_node_id)
        {
                global $rbacreview;
                
                foreach($rbacreview->getLocalRoles($a_node_id) as $role_id)
                {
                        if(substr(ilObject::_lookupTitle($role_id), 0, 14)  == "il_blog_editor")
                        {
                                return $role_id;
                        }
                }
        }
        
        function getAllLocalRoles($a_node_id)
        {
                global $rbacreview;
                
                include_once "Services/AccessControl/classes/class.ilObjRole.php";
                
                $res = array();
                foreach($rbacreview->getLocalRoles($a_node_id) as $role_id)
                {
                        $res[$role_id] = ilObjRole::_getTranslation(ilObject::_lookupTitle($role_id));
                }
                
                asort($res);
                return $res;
        }
        
        function getRolesWithContributeOrRedact($a_node_id)
        {
                global $rbacreview;
                
                include_once "Services/AccessControl/classes/class.ilObjRole.php";
                
                $contr_op_id = ilRbacReview::_getOperationIdByName("contribute");
                $redact_op_id = ilRbacReview::_getOperationIdByName("redact");
                $contr_role_id = $this->getLocalContributorRole($a_node_id);
                $editor_role_id = $this->getLocalEditorRole($a_node_id);
                
                $res = array();
                foreach($rbacreview->getParentRoleIds($a_node_id) as $role_id => $role)
                {                       
                        if($role_id != $contr_role_id &&
                                $role_id != $editor_role_id)
                        {
                                $all_ops = $rbacreview->getActiveOperationsOfRole($a_node_id, $role_id);
                                if(in_array($contr_op_id, $all_ops) ||
                                        in_array($redact_op_id, $all_ops))
                                {                               
                                        $res[$role_id] = ilObjRole:: _getTranslation($role["title"]);
                                }
                        }
                }
        
                return $res;
        }               
        
        protected function handleQuotaUpdate()
        {                                                               
                include_once "Services/DiskQuota/classes/class.ilDiskQuotaHandler.php";
                ilDiskQuotaHandler::handleUpdatedSourceObject($this->getType(), 
                        $this->getId(),
                        ilUtil::dirsize($this->initStorage($this->getId())), 
                        array($this->getId())); 
        }
}

?>