class.ilLMChapterImportForm.php

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<?php

/* Copyright (c) 1998-2014 ILIAS open source, Extended GPL, see docs/LICENSE */

class ilLMChapterImportForm
{
        protected $tree = null;
        protected $node_id = null;
        protected $confirm = false;
        protected $perform = false;

        function __construct($a_slm, $a_node_id, $a_first_child, $a_confirm = false)
        {
                include_once("./Modules/Scorm2004/classes/class.ilSCORM2004Tree.php");
                $this->slm = $a_slm;
                $this->tree = new ilSCORM2004Tree($this->slm->getId());
                $this->node_id = $a_node_id;
                $this->node = $this->tree->getNodeData($this->node_id);
                $this->current_depth = $this->node["depth"];
                if ($a_first_child)
                {
                        $this->current_depth++;
                        $this->current_parent = $this->node;
                }
                else
                {
                        $this->current_parent = $this->tree->getNodeData($this->node["parent"]);
                }
                if ($this->current_parent["child"] == $this->tree->readRootId())
                {
                        $this->current_parent["title"] = ilObject::_lookupTitle($this->slm->getId());
                        $this->current_parent["type"] = "sahs";
                }
                $this->first_child = $a_first_child;
                $this->confirm = $a_confirm;
                $this->correct = true;
        }

        function isCorrect()
        {
                return $this->correct;
        }

        function performInserts()
        {
                // act like in confirm mode
                $this->confirm = true;
                $this->perform = true;
                $this->processHierarchy();
        }

        function processHierarchy()
        {
                global $ilUser;

                $target = ($this->first_child)
                        ? IL_FIRST_NODE
                        : $this->node_id;

                // get chapters
                $chapters = $ilUser->getClipboardObjects("st", true);

                if ($this->perform)
                {
                        $this->current_parent["insert_id"] = $this->current_parent["child"];
                        $this->target[$this->current_parent["insert_id"]] = $target;
                }
                foreach ($chapters as $chap)
                {
                        $chap["parent"] = $this->current_parent;
                        $this->addNode($chap, $this->current_parent, $this->current_depth);
                }
        }

        function getHTML()
        {
                global $ilUser;

                include_once("./Services/UIComponent/NestedList/classes/class.ilNestedList.php");
                $this->list = new ilNestedList();
                $this->list->setListClass("noStyle");

                $this->list->addListNode(
                        ilUtil::img(ilUtil::getImagePath("icon_".$this->current_parent["type"].".svg"))." ".
                        $this->current_parent["title"]." ".
                        "",
                        $this->current_parent["id"], 0);

                $this->processHierarchy();

                return $this->list->getHTML();
        }

        function addNode($a_node, $a_parent, $a_depth)
        {
                global $ilUser, $lng;

                //$tpl = new ilTemplate("tpl.lm_chap_import_node.html", true, true, "Modules/Scorm2004");
                $lng->loadLanguageModule("content");

                $options = array(
                        "" => $lng->txt("cont_assign_to_parent"),
                        "chap" => $lng->txt("obj_chap"),
                        "sco" => $lng->txt("obj_sco"),
                        "ass" => $lng->txt("obj_ass")
                );

                if (!$this->confirm)
                {
                        $sel = ($a_node["type"] != "pg")
                                ? $sel = ilUtil::formSelect($_POST["node"][$a_node["id"]], "node[".$a_node["id"]."]", $options, false, true)
                                : "";
                        $img = ilUtil::img(ilUtil::getImagePath("icon_".$a_node["type"].".svg"));
                }
                else
                {
                        // if scos/assets are nested in scos/assets, put the tree one level up
//echo "<br>-".$a_node["title"]."-".$_POST["node"][$a_node["id"]]."-".$_POST["node"][$a_parent["id"]]."-";
                        if (in_array($_POST["node"][$a_node["id"]], array("sco", "ass")) && in_array($_POST["node"][$a_parent["id"]], array("sco", "ass")))
                        {
//echo "j";
//var_dump($a_parent);
//              echo "<br>getting-from-".$a_parent["title"]."-".$a_parent["id"]."-".$a_target."-";
                                $a_parent = $a_parent["parent"];
                                $a_depth--;
                        }

                        $sel = ($a_node["type"] != "pg")
                                ? $sel = "<strong>".$lng->txt("obj_".$_POST["node"][$a_node["id"]])."</strong>"
                                : "";
                        $ctype = ($a_node["type"] != "pg")
                                ? $_POST["node"][$a_node["id"]]
                                : "pg";

                        $parent_type = $a_parent["type"];
                        if (isset($_POST["node"][$a_parent["id"]]))
                        {
                                $parent_type = $_POST["node"][$a_parent["id"]];
                        }
//echo "<br>-".$a_node["title"]."-".$parent_type."-";
                        $img = ilUtil::img(ilUtil::getImagePath("icon_".$ctype.".svg"));

                        $error = "";
                        switch ($a_depth)
                        {
                                case 0:
                                case 1:
                                        $this->correct = false;
                                        break;

                                case 2:
                                        if (!in_array($ctype, array("", "chap", "sco", "ass")))
                                        {
                                                $error = '<span class="alert">'.$lng->txt("cont_type_not_allowed").": ".$lng->txt("obj_".$ctype)."</span>";
                                                if ($_POST["node"][$a_node["id"]] != "" || $a_node["type"] == "pg")
                                                {
                                                        $this->correct = false;
                                                }
                                        }
                                        break;

                                default:
                                        if ($parent_type == "chap" && !in_array($ctype, array("sco", "ass")) ||
                                                ($parent_type != "chap" && !in_array($ctype, array("pg"))))
                                        {
                                                $error = '<span class="alert">'.$lng->txt("cont_type_not_allowed").": ".$lng->txt("obj_".$ctype)."</span>";
                                                if ($_POST["node"][$a_node["id"]] != "" || $a_node["type"] == "pg")
                                                {
                                                        $this->correct = false;
                                                }
                                        }
                                        break;
                        }
                }

                // if node should be inserted, increase depth
                if (!$this->confirm || $_POST["node"][$a_node["id"]] != "" || $a_node["type"] == "pg")
                {
                        if (!$this->perform)
                        {
                                $this->list->addListNode(
                                        $img." ".
                                        $a_node["title"]." ".
                                        $sel." ".$error,
                                        $a_node["id"], $a_parent["id"]);
                        }
                        else
                        {
                                if ($a_parent["insert_id"] > 0)
                                {
                                        $target = $this->target[$a_parent["insert_id"]];

                                        // create new node of ctype, put it under parent (respect after node from hierarchy)
                                        switch ($ctype)
                                        {
                                                case "chap":
                                                        include_once("./Modules/Scorm2004/classes/class.ilSCORM2004Chapter.php");
                                                        $chap = new ilSCORM2004Chapter($this->slm);
                                                        $chap->setTitle($a_node["title"]);
                                                        $chap->setSLMId($this->slm->getId());
                                                        $chap->create();
                                                        ilSCORM2004Node::putInTree($chap, $a_parent["insert_id"], $target);
                                                        $a_node["insert_id"] = $chap->getId();
                                                        break;

                                                case "ass":
                                                        include_once("./Modules/Scorm2004/classes/class.ilSCORM2004Asset.php");
                                                        $ass = new ilSCORM2004Asset($this->slm);
                                                        $ass->setTitle($a_node["title"]);
                                                        $ass->setSLMId($this->slm->getId());
                                                        $ass->create();
                                                        ilSCORM2004Node::putInTree($ass, $a_parent["insert_id"], $target);
                                                        $a_node["insert_id"] = $ass->getId();
                                                        break;

                                                case "sco":
                                                        include_once("./Modules/Scorm2004/classes/class.ilSCORM2004Sco.php");
                                                        $sco = new ilSCORM2004Sco($this->slm);
                                                        $sco->setTitle($a_node["title"]);
                                                        $sco->setSLMId($this->slm->getId());
                                                        $sco->create();
                                                        ilSCORM2004Node::putInTree($sco, $a_parent["insert_id"], $target);
                                                        $a_node["insert_id"] = $sco->getId();
                                                        break;

                                                case "pg":
                                                        include_once("./Modules/Scorm2004/classes/class.ilSCORM2004Node.php");
                                                        $copied_nodes = array();
                                                        $a_node["insert_id"] = ilSCORM2004Node::pasteTree($this->slm, $a_node["id"], $a_parent["insert_id"], $a_target,
                                                                $a_node["insert_time"], $copied_nodes,
                                                                true, true, "lm");
                                                        break;
                                        }

                                        $this->target[$a_parent["insert_id"]] = $a_node["insert_id"];

                                        // set $a_node["insert_id"] to new id

                                }
                        }

                        $a_depth++;
                        $parent = $a_node;
                }
                else
                {
                        $parent = $a_parent;
                }

                $childs = $ilUser->getClipboardChilds($a_node["id"], $a_node["insert_time"]);
                foreach ($childs as $c)
                {
                        $c["parent"] = $a_node;
//              $c["parent_target"] = rand(1,100);
//              echo "<br>setting-".$c["parent_target"]."-into-".$c["id"]."-".$c["title"]."-";
                        $this->addNode($c, $parent, $a_depth);
                }
        }



}

?>