class.ilCourseObjectiveMaterialAssignmentTableGUI.php

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<?php

declare(strict_types=0);

class ilCourseObjectiveMaterialAssignmentTableGUI extends ilTable2GUI
{
    private int $objective_id = 0;
    private ilCourseObjectiveMaterials $objective_lm;

    protected ilObjectDefinition $objectDefinition;

    public function __construct(object $a_parent_obj, ilObject $a_course_obj, int $a_objective_id)
    {
        global $DIC;

        $this->objectDefinition = $DIC['objDefinition'];
        $this->objective_id = $a_objective_id;

        $this->setId('tbl_crs_obj_mat_assignment');
        parent::__construct($a_parent_obj, 'materialAssignment');
        $this->lng->loadLanguageModule('crs');

        $this->setFormName('assignments');
        $this->addColumn('', 'f', "1");
        $this->addColumn($this->lng->txt('type'), 'type', "1px");
        $this->addColumn($this->lng->txt('title'), 'title', '99%');
        $this->setFormAction($this->ctrl->getFormAction($a_parent_obj));
        $this->setRowTemplate("tpl.crs_objective_list_materials_row.html", "Modules/Course");
        $this->setDefaultOrderField('title');
        $this->setShowRowsSelector(true);
        $this->setNoEntriesText($this->lng->txt('crs_no_objective_lms_found'));
        $this->addCommandButton('updateMaterialAssignment', $this->lng->txt('crs_wiz_next'));
        $this->initObjectiveAssignments();
    }

    protected function fillRow(array $a_set): void
    {
        foreach ($a_set['sub'] as $sub_data) {
            // Indentation
            for ($i = $sub_data['depth']; $i > 1; $i--) {
                $this->tpl->touchBlock('begin_depth');
                $this->tpl->touchBlock('end_depth');
            }

            $this->tpl->setCurrentBlock('chapter');

            if ($this->objective_lm->isChapterAssigned($a_set['id'], $sub_data['id'])) {
                $this->tpl->setVariable('CHAP_CHECKED', 'checked="checked"');
            }

            $this->tpl->setVariable('CHAPTER_TITLE', ilLMObject::_lookupTitle($sub_data['id']));
            $this->tpl->setVariable('CHAP_ID', $a_set['id'] . '_' . $sub_data['id']);
            $this->tpl->setVariable('CHAP_TYPE_IMG', ilObject::_getIcon((int) $sub_data['id'], "tiny", $sub_data['type']));
            $this->tpl->setVariable('CHAP_TYPE_ALT', $this->lng->txt('obj_' . $sub_data['type']));
            $this->tpl->parseCurrentBlock();
        }
        if (count($a_set['sub']) > 0) {
            $this->tpl->setVariable('TXT_CHAPTER', $this->lng->txt('objs_st'));
        }

        $this->tpl->setVariable('VAL_ID', $a_set['id']);

        if ($this->objective_lm->isAssigned($a_set['id'])) {
            $this->tpl->setVariable('VAL_CHECKED', 'checked="checked"');
        }

        $this->tpl->setVariable('ROW_TYPE_IMG', ilObject::_getIcon((int) $a_set['obj_id'], "tiny", $a_set['type']));
        $this->tpl->setVariable('ROW_TYPE_ALT', $this->lng->txt('obj_' . $a_set['type']));

        $this->tpl->setVariable('VAL_TITLE', $a_set['title']);
        if (strlen($a_set['description']) !== 0) {
            $this->tpl->setVariable('VAL_DESC', $a_set['description']);
        }
    }

    public function parse(array $a_assignable): void
    {
        $materials = [];
        foreach ($a_assignable as $node) {
            // no side blocks here
            if ($this->objectDefinition->isSideBlock($node['type'])) {
                continue;
            }

            $tmp_data = array();
            $subobjects = array();
            if ($node['type'] == 'lm') {
                // Chapters and pages
                foreach ($chapters = $this->getAllSubObjects($node['child']) as $chapter => $chapter_data) {
                    $sub['title'] = ilLMObject::_lookupTitle($chapter);
                    $sub['id'] = $chapter;
                    $sub['depth'] = $chapter_data['depth'];
                    $sub['type'] = $chapter_data['type'];

                    $subobjects[] = $sub;
                }
            }
            $tmp_data['sub'] = $subobjects;
            $tmp_data['title'] = $node['title'];
            $tmp_data['description'] = $node['description'];
            $tmp_data['type'] = $node['type'];
            $tmp_data['id'] = $node['child'];
            $tmp_data['obj_id'] = $node['obj_id'];
            $materials[] = $tmp_data;
        }
        $this->setData($materials);
    }

    protected function getAllSubObjects(int $a_ref_id): array
    {
        $tree = new ilTree(ilObject::_lookupObjId($a_ref_id));
        $tree->setTableNames('lm_tree', 'lm_data');
        $tree->setTreeTablePK("lm_id");
        $chapter = [];
        foreach ($tree->getSubTree($tree->getNodeData($tree->getRootId())) as $node) {
            if ($node['type'] == 'st' || $node['type'] == 'pg') {
                $depth = $node['depth'] - 1;
                $child = $node['child'];
                $chapter[$child]['depth'] = $depth;
                $chapter[$child]['type'] = $node['type'];
            }
        }
        return $chapter;
    }

    protected function initObjectiveAssignments(): void
    {
        $this->objective_lm = new ilCourseObjectiveMaterials($this->objective_id);
    }
}