class.ilDidacticTemplateAction.php

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

abstract class ilDidacticTemplateAction
{
    const TYPE_LOCAL_POLICY = 1;
    const TYPE_LOCAL_ROLE = 2;
    const TYPE_BLOCK_ROLE = 3;

    const FILTER_SOURCE_TITLE = 1;
    const FILTER_SOURCE_OBJ_ID = 2;
    const FILTER_PARENT_ROLES = 3;

    const PATTERN_PARENT_TYPE = 'action';
    
    private $logger = null;

    private $action_id = 0;
    private $tpl_id = 0;
    private $type = 0;


    private $ref_id = 0;


    public function __construct($action_id = 0)
    {
        $this->logger = $GLOBALS['DIC']->logger()->otpl();
        
        $this->setActionId($action_id);
        $this->read();
    }
    
    public function getLogger()
    {
        return $this->logger;
    }

    public function getActionId()
    {
        return $this->action_id;
    }

    public function setActionId($a_action_id)
    {
        $this->action_id = $a_action_id;
    }

    public function setType($a_type_id)
    {
        $this->type = $a_type_id;
    }

    public function setTemplateId($a_id)
    {
        $this->tpl_id = $a_id;
    }

    public function getTemplateId()
    {
        return $this->tpl_id;
    }

    public function setRefId($a_ref_id)
    {
        $this->ref_id = $a_ref_id;
    }

    public function getRefId()
    {
        return $this->ref_id;
    }

    public function save()
    {
        global $ilDB;

        if ($this->getActionId()) {
            return false;
        }

        $this->setActionId($ilDB->nextId('didactic_tpl_a'));
        $query = 'INSERT INTO didactic_tpl_a (id, tpl_id, type_id) ' .
            'VALUES( ' .
            $ilDB->quote($this->getActionId(), 'integer') . ', ' .
            $ilDB->quote($this->getTemplateId(), 'integer') . ', ' .
            $ilDB->quote($this->getType(), 'integer') .
            ')';
        $ilDB->manipulate($query);
        return $this->getActionId();
    }

    public function delete()
    {
        global $ilDB;

        $query = 'DELETE FROM didactic_tpl_a ' .
            'WHERE id = ' . $ilDB->quote($this->getActionId(), 'integer');
        $ilDB->manipulate($query);
    }

    public function read()
    {
        global $ilDB;

        $query = 'SELECT * FROM didactic_tpl_a ' .
            'WHERE id = ' . $ilDB->quote($this->getActionId(), 'integer');
        $res = $ilDB->query($query);
        while ($row = $res->fetchRow(ilDBConstants::FETCHMODE_OBJECT)) {
            $this->setTemplateId($row->tpl_id);
        }
        return true;
    }

    abstract public function getType();

    abstract public function apply();

    abstract public function revert();


    public function __clone()
    {
        $this->setActionId(0);
    }


    abstract public function toXml(ilXmlWriter $writer);


    protected function initSourceObject()
    {
        include_once './Services/Object/classes/class.ilObjectFactory.php';
        $s = ilObjectFactory::getInstanceByRefId($this->getRefId(), false);
        return $s;
    }

    protected function filterRoles(ilObject $source)
    {
        global $rbacreview;

        include_once './Services/DidacticTemplate/classes/class.ilDidacticTemplateFilterPatternFactory.php';
        $patterns = ilDidacticTemplateFilterPatternFactory::lookupPatternsByParentId(
            $this->getActionId(),
            self::PATTERN_PARENT_TYPE
        );

        $filtered = array();
        foreach ($rbacreview->getParentRoleIds($source->getRefId()) as $role_id => $role) {
            switch ($this->getFilterType()) {
                case self::FILTER_PARENT_ROLES:
                    
                    ilLoggerFactory::getLogger('dtpl')->dump($role);
                    if (
                        ($role['parent'] == $source->getRefId()) &&
                        ($role['assign'] == 'y')
                    ) {
                        ilLoggerFactory::getLogger('dtpl')->debug('Excluding local role: ' . $role['title']);
                        break;
                    }
                    foreach ($patterns as $pattern) {
                        if ($pattern->valid(ilObject::_lookupTitle($role_id))) {
                            ilLoggerFactory::getLogger('otpl')->debug('Role is valid: ' . ilObject::_lookupTitle($role_id));
                            $filtered[$role_id] = $role;
                        }
                    }
                    break;
                
                default:
                case self::FILTER_SOURCE_TITLE:
                    foreach ($patterns as $pattern) {
                        if ($pattern->valid(ilObject::_lookupTitle($role_id))) {
                            ilLoggerFactory::getLogger('otpl')->debug('Role is valid: ' . ilObject::_lookupTitle($role_id));
                            $filtered[$role_id] = $role;
                        }
                    }
                    break;
            }
        }
        return $filtered;
    }
}