Inheritance diagram for ilObjMediaObjectAccess:

Collaboration diagram for ilObjMediaObjectAccess:

Public Member Functions
	__construct ()
	Constructor. More...

	canBeDelivered (ilWACPath $ilWACPath)

	canBeDelivered (ilWACPath $ilWACPath)

Protected Member Functions
	checkAccessMob ($obj_id)

	checkAccessObject ($obj_id, $obj_type='')
	Check access rights for an object by its object id. More...

	checkAccessTestQuestion ($obj_id, $usage_id=0)
	Check access rights for a test question This checks also tests with random selection of questions. More...

	checkAccessGlossaryTerm ($obj_id, $page_id)
	Check access rights for glossary terms This checks also learning modules linking the term. More...

	checkAccessPortfolioPage ($obj_id, $page_id)
	Check access rights for portfolio pages. More...

	checkAccessBlogPage ($obj_id)
	Check access rights for blog pages. More...

	checkAccessLearningObjectivePage ($obj_id, $page_id)

Protected Attributes
	$obj_data_cache

	$user

	$access

Detailed Description

Class ilObjMediaObjectAccess.

Author: Fabian Schmid fs@st.nosp@m.uder.nosp@m.-raim.nosp@m.ann..nosp@m.ch

Version: 1.0.0

Definition at line 11 of file class.ilObjMediaObjectAccess.php.

Constructor & Destructor Documentation

◆ __construct()

ilObjMediaObjectAccess::__construct ( )

Constructor.

Definition at line 32 of file class.ilObjMediaObjectAccess.php.

    {
        global $DIC;
 
        $this->obj_data_cache = $DIC["ilObjDataCache"];
        $this->user = $DIC->user();
        $this->access = $DIC->access();
    }

References $DIC, and user().

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Member Function Documentation

◆ canBeDelivered()

ilObjMediaObjectAccess::canBeDelivered ( ilWACPath $ilWACPath )

Parameters

ilWACPath $ilWACPath

Returns: bool

Implements ilWACCheckingClass.

Definition at line 47 of file class.ilObjMediaObjectAccess.php.

    {
        preg_match("/.\\/data\\/.*\\/mm_([0-9]*)\\/.*/ui", $ilWACPath->getPath(), $matches);
        $obj_id = $matches[1];
 
        return $this->checkAccessMob($obj_id);
    }

References checkAccessMob(), and ilWACPath\getPath().

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◆ checkAccessBlogPage()

ilObjMediaObjectAccess::checkAccessBlogPage ( $obj_id )

protected

Check access rights for blog pages.

Parameters

int	object id (glossary)
int	page id (definition)

Returns: boolean access given (true/false)

Definition at line 366 of file class.ilObjMediaObjectAccess.php.

    {
        $ilUser = $this->user;
        include_once "Services/PersonalWorkspace/classes/class.ilWorkspaceTree.php";
        $tree = new ilWorkspaceTree(0);
        $node_id = $tree->lookupNodeId($obj_id);
        if (!$node_id) {
            return $this->checkAccessObject($obj_id);
        } else {
            include_once "Services/PersonalWorkspace/classes/class.ilWorkspaceAccessHandler.php";
 
            $access_handler = new ilWorkspaceAccessHandler($tree);
            if ($access_handler->checkAccessOfUser($tree, $ilUser->getId(), "read", "view", $node_id, "blog")) {
                return true;
            }
        }
 
        return false;
    }

References $ilUser, $tree, $user, and checkAccessObject().

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◆ checkAccessGlossaryTerm()

ilObjMediaObjectAccess::checkAccessGlossaryTerm	(	$obj_id,
		$page_id
	)

protected

Check access rights for glossary terms This checks also learning modules linking the term.

Parameters

int	object id (glossary)
int	page id (definition)

Returns: boolean access given (true/false)

Definition at line 292 of file class.ilObjMediaObjectAccess.php.

    {
        // give access if glossary is readable
        if ($this->checkAccessObject($obj_id)) {
            return true;
        }
 
        include_once("./Modules/Glossary/classes/class.ilGlossaryDefinition.php");
        include_once("./Modules/Glossary/classes/class.ilGlossaryTerm.php");
        $term_id = ilGlossaryDefinition::_lookupTermId($page_id);
 
        include_once('./Services/Link/classes/class.ilInternalLink.php');
        $sources = ilInternalLink::_getSourcesOfTarget('git', $term_id, 0);
 
        if ($sources) {
            foreach ($sources as $src) {
                switch ($src['type']) {
                    // Give access if term is linked by a learning module with read access.
                    // The term including media is shown by the learning module presentation!
                    case 'lm:pg':
                        include_once("./Modules/LearningModule/classes/class.ilLMObject.php");
                        $src_obj_id = ilLMObject::_lookupContObjID($src['id']);
                        if ($this->checkAccessObject($src_obj_id, 'lm')) {
                            return true;
                        }
                        break;
 
                    // Don't yet give access if the term is linked by another glossary
                    // The link will lead to the origin glossary which is already checked
                    /*
                    case 'gdf:pg':
                        $src_term_id = ilGlossaryDefinition::_lookupTermId($src['id']);
                        $src_obj_id = ilGlossaryTerm::_lookGlossaryID($src_term_id);
                        if ($this->checkAccessObject($src_obj_id, 'glo'))
                        {
                            return true;
                        }
                        break;
                    */
                }
            }
        }
    }

References ilInternalLink\_getSourcesOfTarget(), ilLMObject\_lookupContObjID(), ilGlossaryDefinition\_lookupTermId(), and checkAccessObject().

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◆ checkAccessLearningObjectivePage()

ilObjMediaObjectAccess::checkAccessLearningObjectivePage	(	$obj_id,
		$page_id
	)

protected

Parameters

$obj_id
$page_id

Returns: bool

Definition at line 393 of file class.ilObjMediaObjectAccess.php.

    {
        include_once "Modules/Course/classes/class.ilCourseObjective.php";
        $crs_obj_id = ilCourseObjective::_lookupContainerIdByObjectiveId($page_id);
 
        return $this->checkAccessObject($crs_obj_id, 'crs');
    }

References ilCourseObjective\_lookupContainerIdByObjectiveId(), and checkAccessObject().

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◆ checkAccessMob()

ilObjMediaObjectAccess::checkAccessMob ( $obj_id )

protected

Parameters

$obj_id

Returns: bool

Definition at line 61 of file class.ilObjMediaObjectAccess.php.

    {
        foreach (ilObjMediaObject::lookupUsages($obj_id) as $usage) {
            $oid = ilObjMediaObject::getParentObjectIdForUsage($usage, true);
 
            // for content snippets we must get their usages and check them
            switch ($usage["type"]) {
                case "auth:pg":
                    // Mobs on the Loginpage should always be delivered
                    return true;
                case "mep:pg":
                    include_once("./Modules/MediaPool/classes/class.ilMediaPoolPage.php");
                    $usages2 = ilMediaPoolPage::lookupUsages($usage["id"]);
                    foreach ($usages2 as $usage2) {
                        $oid2 = ilObjMediaObject::getParentObjectIdForUsage($usage2, true);
                        if ($this->checkAccessMobUsage($usage2, $oid2)) {
                            return true;
                        }
                    }
                    break;
 
                default:
                    if ($this->checkAccessMobUsage($usage, $oid)) {
                        return true;
                    }
                    break;
            }
        }
 
        return false;
    }

References ilObjMediaObject\getParentObjectIdForUsage(), ilMediaPoolPage\lookupUsages(), and ilObjMediaObject\lookupUsages().

Referenced by canBeDelivered().

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◆ checkAccessObject()

ilObjMediaObjectAccess::checkAccessObject	(	$obj_id,
		$obj_type = `''`
	)

protected

Check access rights for an object by its object id.

Parameters

int object id

Returns: boolean access given (true/false)

Definition at line 225 of file class.ilObjMediaObjectAccess.php.

    {
        $ilAccess = $this->access;
        $ilUser = $this->user;
        $user_id = $ilUser->getId();
 
        if (!$obj_type) {
            $obj_type = ilObject::_lookupType($obj_id);
        }
        $ref_ids = ilObject::_getAllReferences($obj_id);
 
        foreach ($ref_ids as $ref_id) {
            //                  foreach ($this->check_users as $user_id) {
            if ($ilAccess->checkAccessOfUser($user_id, "read", "view", $ref_id, $obj_type, $obj_id)) {
                return true;
            }
            //                  }
        }
 
        return false;
    }

References $access, $ilUser, $user, ilObject\_getAllReferences(), and ilObject\_lookupType().

Referenced by checkAccessBlogPage(), checkAccessGlossaryTerm(), checkAccessLearningObjectivePage(), and checkAccessTestQuestion().

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◆ checkAccessPortfolioPage()

ilObjMediaObjectAccess::checkAccessPortfolioPage	(	$obj_id,
		$page_id
	)

protected

Check access rights for portfolio pages.

Parameters

int	object id (glossary)
int	page id (definition)

Returns: boolean access given (true/false)

Definition at line 345 of file class.ilObjMediaObjectAccess.php.

    {
        $ilUser = $this->user;
        include_once "Modules/Portfolio/classes/class.ilPortfolioAccessHandler.php";
        $access_handler = new ilPortfolioAccessHandler();
        if ($access_handler->checkAccessOfUser($ilUser->getId(), "read", "view", $obj_id, "prtf")) {
            return true;
        }
 
        return false;
    }

References $ilUser, and $user.

◆ checkAccessTestQuestion()

ilObjMediaObjectAccess::checkAccessTestQuestion	(	$obj_id,
		$usage_id = `0`
	)

protected

Check access rights for a test question This checks also tests with random selection of questions.

Parameters

int	object id (question pool or test)
int	usage id (not yet used)

Returns: boolean access given (true/false)

Definition at line 257 of file class.ilObjMediaObjectAccess.php.

    {
        $ilAccess = $this->access;
 
        // give access if direct usage is readable
        if ($this->checkAccessObject($obj_id)) {
            return true;
        }
 
        $obj_type = ilObject::_lookupType($obj_id);
        if ($obj_type == 'qpl') {
            // give access if question pool is used by readable test
            // for random selection of questions
            include_once('./Modules/Test/classes/class.ilObjTestAccess.php');
            $tests = ilObjTestAccess::_getRandomTestsForQuestionPool($obj_id);
            foreach ($tests as $test_id) {
                if ($this->checkAccessObject($test_id, 'tst')) {
                    return true;
                }
            }
        }
 
        return false;
    }