class.ilBasicSkillGUI.php

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<?php

/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once("./Services/Skill/classes/class.ilSkillTreeNodeGUI.php");
include_once("./Services/Skill/classes/class.ilBasicSkill.php");

class ilBasicSkillGUI extends ilSkillTreeNodeGUI
{
        protected $tref_id = 0;
        protected $base_skill_id;
        
        function __construct($a_node_id = 0)
        {
                global $ilCtrl;

                $ilCtrl->saveParameter($this, array("obj_id", "level_id"));
                $this->base_skill_id = $a_node_id;
                
                parent::ilSkillTreeNodeGUI($a_node_id);
        }
        
        function getType()
        {
                return "skll";
        }

        function executeCommand()
        {
                global $ilCtrl, $tpl, $ilTabs, $ilHelp;
                
                $tpl->getStandardTemplate();
                
                $next_class = $ilCtrl->getNextClass($this);
                $cmd = $ilCtrl->getCmd();
                switch($next_class)
                {
                        case "ilcertificategui":
                                $this->setLevelHead();
                                $ilTabs->activateTab("level_certificate");
                                include_once "./Services/Certificate/classes/class.ilCertificateGUI.php";
                                include_once("./Services/Skill/classes/class.ilSkillCertificateAdapter.php");
                                $output_gui = new ilCertificateGUI(
                                        new ilSkillCertificateAdapter($this->node_object, (int) $_GET["level_id"]));
                                $ret = $ilCtrl->forwardCommand($output_gui);
                                break;

                        default:
                                $ret = $this->$cmd();
                                break;
                }
        }

        function showProperties()
        {
                global $tpl;
                
                $this->setTabs();
                $this->setLocator();

                $tpl->setContent("Properties");
        }


        function proceedDragDrop()
        {
                global $ilCtrl;

//              $this->slm_object->executeDragDrop($_POST["il_hform_source_id"], $_POST["il_hform_target_id"],
//                      $_POST["il_hform_fc"], $_POST["il_hform_as_subitem"]);
//              $ilCtrl->redirect($this, "showOrganization");
        }

        function saveItem()
        {
                if (!$this->checkPermissionBool("write"))
                {
                        return;
                }

                $it = new ilBasicSkill();
                $it->setTitle($this->form->getInput("title"));
                $it->setOrderNr($this->form->getInput("order_nr"));
                $it->setStatus($this->form->getInput("status"));
                $it->setSelfEvaluation($_POST["self_eval"]);
                $it->create();
                ilSkillTreeNode::putInTree($it, (int) $_GET["obj_id"], IL_LAST_NODE);
                $this->node_object = $it;
        }

        function afterSave()
        {
                global $ilCtrl;
                
                $ilCtrl->setParameterByClass("ilbasicskillgui", "obj_id",
                        $this->node_object->getId());
                $ilCtrl->redirectByClass("ilbasicskillgui", "edit");
        }

        function updateItem()
        {
                if (!$this->checkPermissionBool("write"))
                {
                        return;
                }

                $this->node_object->setTitle($this->form->getInput("title"));
                $this->node_object->setOrderNr($this->form->getInput("order_nr"));
                $this->node_object->setSelfEvaluation($_POST["self_eval"]);
                $this->node_object->setStatus($_POST["status"]);
                $this->node_object->update();
        }

        function edit()
        {
                global $tpl, $ilToolbar, $lng, $ilCtrl;

                $this->setTabs("levels");

                if ($this->checkPermissionBool("write"))
                {
                        $ilToolbar->addButton($lng->txt("skmg_add_level"),
                                $ilCtrl->getLinkTarget($this, "addLevel"));
                }
                
                include_once("./Services/Skill/classes/class.ilSkillLevelTableGUI.php");
                $table = new ilSkillLevelTableGUI($this->base_skill_id, $this, "edit");
                $tpl->setContent($table->getHTML());
        }

        public function initForm($a_mode = "edit")
        {
                global $lng, $ilCtrl;

                include_once("Services/Form/classes/class.ilPropertyFormGUI.php");
                $this->form = new ilPropertyFormGUI();

                // title
                $ti = new ilTextInputGUI($lng->txt("title"), "title");
                $ti->setMaxLength(200);
                $ti->setSize(50);
                $ti->setRequired(true);
                $this->form->addItem($ti);
                
                // order nr
                $ni = new ilNumberInputGUI($lng->txt("skmg_order_nr"), "order_nr");
                $ni->setMaxLength(6);
                $ni->setSize(6);
                $ni->setRequired(true);
                $this->form->addItem($ni);

                // status
                $this->addStatusInput($this->form);

                // selectable
                $cb = new ilCheckboxInputGUI($lng->txt("skmg_selectable"), "self_eval");
                $cb->setInfo($lng->txt("skmg_selectable_info"));
                $this->form->addItem($cb);

                // save and cancel commands
                if ($this->checkPermissionBool("write"))
                {
                        if ($a_mode == "create")
                        {
                                $this->form->addCommandButton("save", $lng->txt("save"));
                                $this->form->addCommandButton("cancelSave", $lng->txt("cancel"));
                                $this->form->setTitle($lng->txt("skmg_create_skll"));
                        } else
                        {
                                $this->form->addCommandButton("update", $lng->txt("save"));
                                $this->form->setTitle($lng->txt("skmg_edit_skll"));
                        }
                }
                
                $ilCtrl->setParameter($this, "obj_id", $_GET["obj_id"]);
                $this->form->setFormAction($ilCtrl->getFormAction($this));
        }
        
        function editProperties()
        {
                $this->setTabs("properties");
                parent::editProperties();
        }
        

        //
        //
        // Skill level related methods
        //
        //

        function addLevel()
        {
                global $tpl;

                $this->initLevelForm("create");
                $tpl->setContent($this->form->getHTML());
        }

        function editLevel()
        {
                global $tpl;

                $this->initLevelForm();
                $this->getLevelValues();
                $tpl->setContent($this->form->getHTML());
        }

        public function saveLevel()
        {
                global $tpl, $lng, $ilCtrl;

                if (!$this->checkPermissionBool("write"))
                {
                        return;
                }

                $this->initLevelForm("create");
                if ($this->form->checkInput())
                {
                        // perform save
                        $this->node_object->addLevel(
                                $this->form->getInput("title"),
                                $this->form->getInput("description"));

                        ilUtil::sendSuccess($lng->txt("msg_obj_modified"), true);
                        $ilCtrl->redirect($this, "edit");
                }

                $this->form->setValuesByPost();
                $tpl->setContent($this->form->getHtml());
        }

        function updateLevel()
        {
                global $lng, $ilCtrl, $tpl;

                if (!$this->checkPermissionBool("write"))
                {
                        return;
                }

                $this->initLevelForm("edit");
                if ($this->form->checkInput())
                {
                        $this->node_object->writeLevelTitle(
                                        (int) $_GET["level_id"],
                                        $this->form->getInput("title"));
                        $this->node_object->writeLevelDescription(
                                        (int) $_GET["level_id"],
                                        $this->form->getInput("description"));

                        ilUtil::sendSuccess($lng->txt("msg_obj_modified"), true);
                        $ilCtrl->redirect($this, "edit");
                }

                $this->form->setValuesByPost();
                $tpl->setContent($this->form->getHtml());
        }

        public function initLevelForm($a_mode = "edit")
        {
                global $lng, $ilCtrl, $ilTabs;

                $ilCtrl->saveParameter($this, "level_id");
                $this->setLevelHead();
                $ilTabs->activateTab("level_settings");
                
                include_once("Services/Form/classes/class.ilPropertyFormGUI.php");
                $this->form = new ilPropertyFormGUI();

                // title
                $ti = new ilTextInputGUI($lng->txt("title"), "title");
                $ti->setMaxLength(200);
                $ti->setRequired(true);
                $this->form->addItem($ti);

                // description
                $ta = new ilTextAreaInputGUI($lng->txt("description"), "description");
                $ta->setCols(50);
                $ta->setRows(5);
                $this->form->addItem($ta);

                // save and cancel commands
                if ($this->checkPermissionBool("write"))
                {
                        if ($a_mode == "create")
                        {
                                $this->form->addCommandButton("saveLevel", $lng->txt("save"));
                                $this->form->addCommandButton("edit", $lng->txt("cancel"));
                                $this->form->setTitle($lng->txt("skmg_new_level"));
                        } else
                        {
                                $this->form->addCommandButton("updateLevel", $lng->txt("save"));
                                $this->form->addCommandButton("edit", $lng->txt("cancel"));
                                $this->form->setTitle($lng->txt("skmg_edit_level"));
                        }
                }

                $this->form->setFormAction($ilCtrl->getFormAction($this));
        }

        public function getLevelValues()
        {
                $values = array();

                $data = $this->node_object->getLevelData((int) $_GET["level_id"]);
                $values["title"] = $data["title"];
                $values["description"] = $data["description"];
                $this->form->setValuesByArray($values);
        }

        function updateLevelOrder()
        {
                global $lng, $ilCtrl;

                if (!$this->checkPermissionBool("write"))
                {
                        return;
                }

                $order = ilUtil::stripSlashesArray($_POST["order"]);
                $this->node_object->updateLevelOrder($order);
                ilUtil::sendSuccess($lng->txt("msg_obj_modified"), true);
                $ilCtrl->redirect($this, "edit");
        }

        function confirmLevelDeletion()
        {
                global $ilCtrl, $tpl, $lng;

                if (!$this->checkPermissionBool("write"))
                {
                        return;
                }

                $this->setTabs("levels");

                if (!is_array($_POST["id"]) || count($_POST["id"]) == 0)
                {
                        ilUtil::sendInfo($lng->txt("no_checkbox"), true);
                        $ilCtrl->redirect($this, "edit");
                }
                else
                {
                        include_once("./Services/Utilities/classes/class.ilConfirmationGUI.php");
                        $cgui = new ilConfirmationGUI();
                        $cgui->setFormAction($ilCtrl->getFormAction($this));
                        $cgui->setHeaderText($lng->txt("skmg_really_delete_levels"));
                        $cgui->setCancel($lng->txt("cancel"), "edit");
                        $cgui->setConfirm($lng->txt("delete"), "deleteLevel");

                        foreach ($_POST["id"] as $i)
                        {
                                $cgui->addItem("id[]", $i, ilBasicSkill::lookupLevelTitle($i));
                        }

                        $tpl->setContent($cgui->getHTML());
                }
        }

        function deleteLevel()
        {
                global $lng, $ilCtrl;

                if (!$this->checkPermissionBool("write"))
                {
                        return;
                }

                if (is_array($_POST["id"]))
                {
                        foreach ($_POST["id"] as $id)
                        {
                                $this->node_object->deleteLevel((int) $id);
                        }
                        $this->node_object->fixLevelNumbering();
                }
                ilUtil::sendSuccess($lng->txt("msg_obj_modified"), true);
                $ilCtrl->redirect($this, "edit");
        }

        function setLevelHead()
        {
                global $ilTabs, $ilCtrl, $tpl, $lng, $ilHelp;

                // tabs
                $ilTabs->clearTargets();
                $ilHelp->setScreenIdComponent("skmg_lev");
                
                $ilTabs->setBackTarget($lng->txt("back"),
                        $ilCtrl->getLinkTarget($this, "edit"));

                if ($_GET["level_id"] > 0)
                {
                        $ilTabs->addTab("level_settings",
                                $lng->txt("settings"),
                                $ilCtrl->getLinkTarget($this, "editLevel"));

/*                      $ilTabs->addTab("level_trigger",
                                $lng->txt("skmg_trigger"),
                                $ilCtrl->getLinkTarget($this, "editLevelTrigger"));*/
                                
                        $ilTabs->addTab("level_resources",
                                $lng->txt("skmg_resources"),
                                $ilCtrl->getLinkTarget($this, "showLevelResources"));
/*
                        $ilTabs->addTab("level_certificate",
                                $lng->txt("certificate"),
                                $ilCtrl->getLinkTargetByClass("ilcertificategui", "certificateEditor"));*/
                        
                }

                // title
                if ($_GET["level_id"] > 0)
                {
                        $tpl->setTitle($lng->txt("skmg_skill_level").": ".
                                ilBasicSkill::lookupLevelTitle((int) $_GET["level_id"]));
                }
                else
                {
                        $tpl->setTitle($lng->txt("skmg_skill_level"));                  
                }

                include_once("./Services/Skill/classes/class.ilSkillTree.php");
                $tree = new ilSkillTree();
                $path = $tree->getPathFull($this->node_object->getId());
                $desc = "";
                foreach ($path as $p)
                {
                        if (in_array($p["type"], array("scat", "skll")))
                        {
                                $desc.= $sep.$p["title"];
                                $sep = " > ";
                        }
                }
                $tpl->setDescription($desc);
        }

        function setTabs($a_tab = "levels")
        {
                global $ilTabs, $ilCtrl, $tpl, $lng, $ilHelp;

                $ilTabs->clearTargets();
                $ilHelp->setScreenIdComponent("skmg_skll");
//              $ilTabs->setBackTarget($lng->txt("skmg_skill_hierarchie"),
//                      $ilCtrl->getLinkTargetByClass("ilobjskillmanagementgui", "editSkills"));

                if (is_object($this->node_object))
                {

                        // levels
                        $ilTabs->addTab("levels", $lng->txt("skmg_skill_levels"),
                                $ilCtrl->getLinkTarget($this, 'edit'));
        
                        // properties
                        $ilTabs->addTab("properties", $lng->txt("settings"),
                                $ilCtrl->getLinkTarget($this, 'editProperties'));

                        // usage
                        $this->addUsageTab($ilTabs);

                        $ilCtrl->setParameterByClass("ilskillrootgui", "obj_id",
                                $this->node_object->skill_tree->getRootId());
                        $ilTabs->setBackTarget($lng->txt("obj_skmg"),
                                $ilCtrl->getLinkTargetByClass("ilskillrootgui", "listSkills"));
                        $ilCtrl->setParameterByClass("ilskillrootgui", "obj_id",
                                $_GET["obj_id"]);
                        
                        $ilTabs->activateTab($a_tab);

                        $tpl->setTitle($lng->txt("skmg_skill").": ".
                                $this->node_object->getTitle());
                
                        $this->setSkillNodeDescription();
                }
                else
                {
                        $tpl->setTitle($lng->txt("skmg_skill"));
                        $tpl->setDescription("");
                }
                parent::setTitleIcon();
        }

        function editLevelTrigger()
        {
                global $lng, $ilCtrl, $tpl, $ilTabs;

                $this->setLevelHead();
                $ilTabs->activateTab("level_trigger");

                $trigger = ilBasicSkill::lookupLevelTrigger((int) $_GET["level_id"]);
                if (ilObject::_lookupType($trigger["obj_id"]) != "crs" ||
                        ilObject::_isInTrash($trigger["ref_id"]))
                {
                        $trigger = array();
                }
                
                include_once("Services/Form/classes/class.ilPropertyFormGUI.php");
                $this->form = new ilPropertyFormGUI();
                
                // trigger
                $ne = new ilNonEditableValueGUI($lng->txt("skmg_trigger"), "trigger");
                if ($trigger["obj_id"] > 0)
                {
                        $ne->setValue(ilObject::_lookupTitle($trigger["obj_id"]));
                }
                else
                {
                        $ne->setValue($lng->txt("skmg_no_trigger"));
                }
                $this->form->addItem($ne);

                if ($trigger["obj_id"] > 0)
                {
                        $this->form->addCommandButton("removeLevelTrigger", $lng->txt("skmg_remove_trigger"));
                }
                $this->form->addCommandButton("selectLevelTrigger", $lng->txt("skmg_select_trigger"));

                $this->form->setTitle($lng->txt("skmg_skill_level_trigger"));
                $this->form->setFormAction($ilCtrl->getFormAction($this));

                $tpl->setContent($this->form->getHTML());
        }

        function selectLevelTrigger()
        {
                global $ilCtrl, $ilTabs, $lng, $tree, $tpl;

                if (!$this->checkPermissionBool("write"))
                {
                        return;
                }

                $this->setLevelHead();
                $ilTabs->activateTab("level_trigger");

                include_once 'Services/Search/classes/class.ilSearchRootSelector.php';
                $exp = new ilSearchRootSelector(
                        $ilCtrl->getLinkTarget($this,'showRepositorySelection'));
                $exp->setExpand($_GET["search_root_expand"] ? $_GET["search_root_expand"] : $tree->readRootId());
                $exp->setExpandTarget($ilCtrl->getLinkTarget($this,'selectLevelTrigger'));
                $exp->setTargetClass(get_class($this));
                $exp->setCmd('saveLevelTrigger');
                $exp->setClickableTypes(array("crs"));

                // build html-output
                $exp->setOutput(0);
                $tpl->setContent($exp->getOutput());

        }

        function saveLevelTrigger()
        {
                global $ilCtrl;

                if (!$this->checkPermissionBool("write"))
                {
                        return;
                }

                ilBasicSkill::writeLevelTrigger((int) $_GET["level_id"], (int) $_GET["root_id"]);
                $ilCtrl->redirect($this, "editLevelTrigger");
        }

        function removeLevelTrigger()
        {
                global $ilCtrl;

                ilBasicSkill::writeLevelTrigger((int) $_GET["level_id"], 0);
                $ilCtrl->redirect($this, "editLevelTrigger");
        }
        
        function redirectToParent()
        {
                global $ilCtrl;
                
                $t = ilSkillTreeNode::_lookupType((int) $_GET["obj_id"]);

                switch ($t)
                {
                        case "skrt":
                                $ilCtrl->setParameterByClass("ilskillrootgui", "obj_id", (int) $_GET["obj_id"]);
                                $ilCtrl->redirectByClass("ilskillrootgui", "listSkills");
                                break;
                }
                
                parent::redirectToParent();
        }

        
        
        function showLevelResources()
        {
                global $tpl, $ilTabs, $ilToolbar, $lng, $ilCtrl;

                if ($this->checkPermissionBool("write"))
                {
                        $ilToolbar->addButton(
                                $lng->txt("skmg_add_resource"),
                                $ilCtrl->getLinkTarget($this, "addLevelResource"));
                }
                
                $this->setLevelHead();
                $ilTabs->activateTab("level_resources");
                
                include_once("./Services/Skill/classes/class.ilSkillLevelResourcesTableGUI.php");
                $tab = new ilSkillLevelResourcesTableGUI($this, "showLevelResources",
                        $this->base_skill_id, $this->tref_id, (int) $_GET["level_id"]);
                
                $tpl->setContent($tab->getHTML());
        }
        
        function addLevelResource()
        {
                global $ilCtrl, $ilTabs, $lng, $tree, $tpl;
                
                $this->setLevelHead();
                $ilTabs->activateTab("level_resources");

                include_once("./Services/Repository/classes/class.ilRepositorySelectorExplorerGUI.php");
                $exp = new ilRepositorySelectorExplorerGUI($this, "addLevelResource",
                        $this, "saveLevelResource", "root_id");
                if (!$exp->handleCommand())
                {
                        $tpl->setContent($exp->getHTML());
                }
        }

        function saveLevelResource()
        {
                global $ilCtrl, $lng;

                $ref_id = (int) $_GET["root_id"];

                if (!$this->checkPermissionBool("write"))
                {
                        return;
                }

                if ($ref_id > 0)
                {
                        include_once("./Services/Skill/classes/class.ilSkillResources.php");
                        $sres = new ilSkillResources($this->base_skill_id, $this->tref_id);
                        $sres->setResourceAsImparting((int) $_GET["level_id"], $ref_id);
                        $sres->save();

                        ilUtil::sendSuccess($lng->txt("msg_obj_modified"), true);
                }

                $ilCtrl->redirect($this, "showLevelResources");
        }

        function confirmLevelResourcesRemoval()
        {
                global $ilCtrl, $tpl, $lng, $ilTabs;

                if (!$this->checkPermissionBool("write"))
                {
                        return;
                }

                $this->setLevelHead();
                $ilTabs->activateTab("level_resources");

                if (!is_array($_POST["id"]) || count($_POST["id"]) == 0)
                {
                        ilUtil::sendInfo($lng->txt("no_checkbox"), true);
                        $ilCtrl->redirect($this, "showLevelResources");
                }
                else
                {
                        include_once("./Services/Utilities/classes/class.ilConfirmationGUI.php");
                        $cgui = new ilConfirmationGUI();
                        $cgui->setFormAction($ilCtrl->getFormAction($this));
                        $cgui->setHeaderText($lng->txt("skmg_confirm_level_resources_removal"));
                        $cgui->setCancel($lng->txt("cancel"), "showLevelResources");
                        $cgui->setConfirm($lng->txt("remove"), "removeLevelResources");
                        
                        foreach ($_POST["id"] as $i)
                        {
                                $title = ilObject::_lookupTitle(ilObject::_lookupObjId($i));
                                $cgui->addItem("id[]", $i, $title);
                        }
                        
                        $tpl->setContent($cgui->getHTML());
                }
        }
        
        function removeLevelResources()
        {
                global $ilCtrl, $lng;

                if (!$this->checkPermissionBool("write"))
                {
                        return;
                }

                if (is_array($_POST["id"]))
                {
                        include_once("./Services/Skill/classes/class.ilSkillResources.php");
                        $sres = new ilSkillResources($this->base_skill_id, $this->tref_id);
                        foreach ($_POST["id"] as $i)
                        {
                                $sres->setResourceAsImparting((int) $_GET["level_id"], $i, false);
                        }
                        $sres->save();
                        ilUtil::sendSuccess($lng->txt("msg_obj_modified"), true);
                }
                
                $ilCtrl->redirect($this, "showLevelResources");
        }

}
?>