/**
  * Get node icon
  *
  * @param array $a_node node array
  * @return string icon path
  */
 function getNodeIcon($a_node)
 {
     if ($a_node["child"] == $this->getNodeId($this->getRootNode())) {
         $icon = ilUtil::getImagePath("icon_lm.svg");
     } else {
         $a_name = "icon_" . $a_node["type"] . ".svg";
         if ($a_node["type"] == "pg") {
             include_once "./Modules/LearningModule/classes/class.ilLMPage.php";
             $lm_set = new ilSetting("lm");
             $active = ilLMPage::_lookupActive($a_node["child"], $this->lm->getType(), $lm_set->get("time_scheduled_page_activation"));
             // is page scheduled?
             $img_sc = $lm_set->get("time_scheduled_page_activation") && ilLMPage::_isScheduledActivation($a_node["child"], $this->lm->getType()) ? "_sc" : "";
             $a_name = "icon_pg" . $img_sc . ".svg";
             if (!$active) {
                 $a_name = "icon_pg_d" . $img_sc . ".svg";
             } else {
                 include_once "./Modules/LearningModule/classes/class.ilLMPage.php";
                 $contains_dis = ilLMPage::_lookupContainsDeactivatedElements($a_node["child"], $this->lm->getType());
                 if ($contains_dis) {
                     $a_name = "icon_pg_del" . $img_sc . ".svg";
                 }
             }
         }
         $icon = ilUtil::getImagePath($a_name);
     }
     return $icon;
 }
 /**
  * Fill table row
  */
 protected function fillRow($a_set)
 {
     global $lng, $ilCtrl;
     //var_dump($a_set);
     // icon...
     // check activation
     include_once "./Modules/LearningModule/classes/class.ilLMPage.php";
     $active = ilLMPage::_lookupActive($a_set["obj_id"], $this->lm->getType(), $this->lm_set->get("time_scheduled_page_activation"));
     // is page scheduled?
     $img_sc = $this->lm_set->get("time_scheduled_page_activation") && ilLMPage::_isScheduledActivation($a_set["obj_id"], $this->lm->getType()) ? "_sc" : "";
     if (!$active) {
         $img = "icon_pg_d" . $img_sc . ".svg";
         $alt = $lng->txt("cont_page_deactivated");
     } else {
         if (ilLMPage::_lookupContainsDeactivatedElements($a_set["obj_id"], $this->lm->getType())) {
             $img = "icon_pg_del" . $img_sc . ".svg";
             $alt = $lng->txt("cont_page_deactivated_elements");
         } else {
             $img = "icon_pg" . $img_sc . ".svg";
             $alt = $this->lng->txt("pg");
         }
     }
     $this->tpl->setVariable("ICON", ilUtil::img(ilUtil::getImagePath($img), $alt));
     // title/link
     $ilCtrl->setParameter($this, "backcmd", "");
     $ilCtrl->setParameterByClass("ilLMPageObjectGUI", "obj_id", $a_set["obj_id"]);
     $this->tpl->setVariable("HREF_TITLE", $ilCtrl->getLinkTargetByClass("ilLMPageObjectGUI", "edit"));
     $this->tpl->setVariable("TITLE", $a_set["title"]);
     $this->tpl->setVariable("ID", $a_set["obj_id"]);
     // context
     if ($this->lm->lm_tree->isInTree($a_set["obj_id"])) {
         $path_str = $this->parent_obj->getContextPath($a_set["obj_id"]);
     } else {
         $path_str = "---";
     }
     // check whether page is header or footer
     $add_str = "";
     if ($a_set["obj_id"] == $this->lm->getHeaderPage()) {
         $add_str = " <b>(" . $lng->txt("cont_header") . ")</b>";
     }
     if ($a_set["obj_id"] == $this->lm->getFooterPage()) {
         $add_str .= " <b>(" . $lng->txt("cont_footer") . ")</b>";
     }
     $this->tpl->setVariable("USAGE", $path_str . $add_str);
     // layout
     if ($this->lm->getLayoutPerPage()) {
         if (($l = ilLMObject::lookupLayout($a_set["obj_id"])) != "") {
             $this->tpl->setVariable("LAYOUT", $lng->txt("cont_layout_" . $l));
         }
     }
 }
 /**
  * Get node icon alt text
  *
  * @param array $a_node node array
  * @return string alt text
  */
 function getNodeIconAlt($a_node)
 {
     global $lng;
     include_once "./Modules/LearningModule/classes/class.ilLMObject.php";
     if ($a_node["type"] == "du") {
         $a_node["type"] = "lm";
     }
     if ($a_node["type"] == "pg") {
         include_once "./Modules/LearningModule/classes/class.ilLMPage.php";
         $lm_set = new ilSetting("lm");
         $active = ilLMPage::_lookupActive($a_node["child"], $this->lm->getType(), $lm_set->get("time_scheduled_page_activation"));
         if (!$active) {
             return $lng->txt("cont_page_deactivated");
         } else {
             $contains_dis = ilLMPage::_lookupContainsDeactivatedElements($a_node["child"], $this->lm->getType());
             if ($contains_dis) {
                 return $lng->txt("cont_page_deactivated_elements");
             }
         }
     }
     return parent::getNodeIconAlt($a_node);
 }
 function isVisible($a_id, $a_type)
 {
     include_once "./Modules/LearningModule/classes/class.ilLMPage.php";
     $active = ilLMPage::_lookupActive($a_id, $this->lm_obj->getType(), $this->lm_set->get("time_scheduled_page_activation"));
     if (!$active && $a_type == "pg") {
         $act_data = ilLMPage::_lookupActivationData((int) $a_id, $this->lm_obj->getType());
         if ($act_data["show_activation_info"] && ilUtil::now() < $act_data["activation_start"]) {
             return true;
         } else {
             return false;
         }
     } else {
         return true;
     }
 }
 /**
  * activates or deactivates pages
  */
 function activatePages()
 {
     if (is_array($_POST["id"])) {
         foreach ($_POST["id"] as $id) {
             include_once "./Modules/LearningModule/classes/class.ilLMPage.php";
             $act = ilLMPage::_lookupActive($id, $this->object->getType());
             ilLMPage::_writeActive($id, $this->object->getType(), !$act);
         }
     }
     $this->ctrl->redirect($this, "pages");
 }
 /**
  * activates or deactivates pages
  */
 function activatePages()
 {
     global $lng;
     include_once "./Modules/LearningModule/classes/class.ilLMPage.php";
     if (is_array($_POST["id"])) {
         $act_items = array();
         // get all "top" ids, i.e. remove ids, that have a selected parent
         foreach ($_POST["id"] as $id) {
             $path = $this->tree->getPathId($id);
             $take = true;
             foreach ($path as $path_id) {
                 if ($path_id != $id && in_array($path_id, $_POST["id"])) {
                     $take = false;
                 }
             }
             if ($take) {
                 $act_items[] = $id;
             }
         }
         foreach ($act_items as $id) {
             $childs = $this->tree->getChilds($id);
             foreach ($childs as $child) {
                 if (ilLMObject::_lookupType($child["child"]) == "pg") {
                     $act = ilLMPage::_lookupActive($child["child"], $this->content_object->getType());
                     ilLMPage::_writeActive($child["child"], $this->content_object->getType(), !$act);
                 }
             }
             if (ilLMObject::_lookupType($id) == "pg") {
                 $act = ilLMPage::_lookupActive($id, $this->content_object->getType());
                 ilLMPage::_writeActive($id, $this->content_object->getType(), !$act);
             }
         }
     } else {
         ilUtil::sendFailure($lng->txt("no_checkbox"), true);
     }
     $this->ctrl->redirect($this, "view");
 }
 /**
  * presentation title doesn't have to be page title, it may be
  * chapter title + page title or chapter title only, depending on settings
  *
  * @param	string	$a_mode		IL_CHAPTER_TITLE | IL_PAGE_TITLE | IL_NO_HEADER
  */
 static function _getPresentationTitle($a_pg_id, $a_mode = IL_CHAPTER_TITLE, $a_include_numbers = false, $a_time_scheduled_activation = false, $a_force_content = false, $a_lm_id = 0, $a_lang = "-")
 {
     if ($a_mode == IL_NO_HEADER && !$a_force_content) {
         return "";
     }
     if ($a_lm_id == 0) {
         $a_lm_id = ilLMObject::_lookupContObjID($a_pg_id);
     }
     if ($a_lm_id == 0) {
         return "";
     }
     // this is optimized when ilLMObject::preloadDataByLM is invoked (e.g. done in ilLMExplorerGUI)
     $title = ilLMObject::_lookupTitle($a_pg_id);
     // this is also optimized since ilObjectTranslation re-uses instances for one lm
     include_once "./Services/Object/classes/class.ilObjectTranslation.php";
     $ot = ilObjectTranslation::getInstance($a_lm_id);
     $languages = $ot->getLanguages();
     if ($a_lang != "-" && $ot->getContentActivated() && isset($languages[$a_lang])) {
         include_once "./Modules/LearningModule/classes/class.ilLMObjTranslation.php";
         $lmobjtrans = new ilLMObjTranslation($a_pg_id, $a_lang);
         if ($lmobjtrans->getTitle() != "") {
             $title = $lmobjtrans->getTitle();
         }
     }
     if ($a_mode == IL_PAGE_TITLE) {
         return $title;
     }
     include_once "./Modules/LearningModule/classes/class.ilLMTree.php";
     $tree = ilLMTree::getInstance($a_lm_id);
     if ($tree->isInTree($a_pg_id)) {
         $pred_node = $tree->fetchPredecessorNode($a_pg_id, "st");
         $childs = $tree->getChildsByType($pred_node["obj_id"], "pg");
         $cnt_str = "";
         if (count($childs) > 1) {
             $cnt = 0;
             foreach ($childs as $child) {
                 include_once "./Modules/LearningModule/classes/class.ilLMPage.php";
                 $active = ilLMPage::_lookupActive($child["obj_id"], ilObject::_lookupType($a_lm_id), $a_time_scheduled_activation);
                 if (!$active) {
                     $act_data = ilLMPage::_lookupActivationData((int) $child["obj_id"], ilObject::_lookupType($a_lm_id));
                     if ($act_data["show_activation_info"] && ilUtil::now() < $act_data["activation_start"]) {
                         $active = true;
                     }
                 }
                 if ($child["type"] != "pg" || $active) {
                     $cnt++;
                 }
                 if ($child["obj_id"] == $a_pg_id) {
                     $cur_cnt = $cnt;
                 }
             }
             if ($cnt > 1) {
                 $cnt_str = " (" . $cur_cnt . "/" . $cnt . ")";
             }
         }
         require_once "./Modules/LearningModule/classes/class.ilStructureObject.php";
         //$struct_obj =& new ilStructureObject($pred_node["obj_id"]);
         //return $struct_obj->getTitle();
         return ilStructureObject::_getPresentationTitle($pred_node["obj_id"], $a_include_numbers, false, 0, $a_lang) . $cnt_str;
         //return $pred_node["title"].$cnt_str;
     } else {
         return $title;
     }
 }
 /**
  * show print view
  */
 function showPrintView()
 {
     global $ilUser, $lng, $ilCtrl;
     include_once "./Modules/LearningModule/classes/class.ilLMPage.php";
     if (!$this->lm->isActivePrintView()) {
         return;
     }
     $this->renderPageTitle();
     $c_obj_id = $this->getCurrentPageId();
     // set values according to selection
     if ($_POST["sel_type"] == "page") {
         if (!is_array($_POST["obj_id"]) || !in_array($c_obj_id, $_POST["obj_id"])) {
             $_POST["obj_id"][] = $c_obj_id;
         }
     }
     if ($_POST["sel_type"] == "chapter" && $c_obj_id > 0) {
         $path = $this->lm_tree->getPathFull($c_obj_id);
         $chap_id = $path[1]["child"];
         if ($chap_id > 0) {
             $_POST["obj_id"][] = $chap_id;
         }
     }
     //var_dump($_GET);
     //var_dump($_POST);
     // set style sheets
     if (!$this->offlineMode()) {
         $this->tpl->setVariable("LOCATION_STYLESHEET", ilObjStyleSheet::getContentPrintStyle());
     } else {
         $style_name = $ilUser->getPref("style") . ".css";
         $this->tpl->setVariable("LOCATION_STYLESHEET", "./style/" . $style_name);
     }
     // content style
     $this->tpl->setCurrentBlock("ContentStyle");
     if (!$this->offlineMode()) {
         $this->tpl->setVariable("LOCATION_CONTENT_STYLESHEET", ilObjStyleSheet::getContentStylePath($this->lm->getStyleSheetId()));
     } else {
         $this->tpl->setVariable("LOCATION_CONTENT_STYLESHEET", "content_style/content.css");
     }
     $this->tpl->parseCurrentBlock();
     // syntax style
     $this->tpl->setCurrentBlock("SyntaxStyle");
     $this->tpl->setVariable("LOCATION_SYNTAX_STYLESHEET", ilObjStyleSheet::getSyntaxStylePath());
     $this->tpl->parseCurrentBlock();
     //$this->tpl->setVariable("LOCATION_STYLESHEET", ilUtil::getStyleSheetLocation());
     $this->tpl->addBlockFile("CONTENT", "content", "tpl.lm_print_view.html", true);
     // set title header
     $this->tpl->setVariable("HEADER", $this->lm->getTitle());
     $nodes = $this->lm_tree->getSubtree($this->lm_tree->getNodeData($this->lm_tree->getRootId()));
     include_once "./Modules/LearningModule/classes/class.ilLMPageGUI.php";
     include_once "./Modules/LearningModule/classes/class.ilLMPageObject.php";
     include_once "./Modules/LearningModule/classes/class.ilStructureObject.php";
     $act_level = 99999;
     $activated = false;
     $glossary_links = array();
     $output_header = false;
     $media_links = array();
     // get header and footer
     if ($this->lm->getFooterPage() > 0 && !$this->lm->getHideHeaderFooterPrint()) {
         if (ilLMObject::_exists($this->lm->getFooterPage())) {
             $page_object_gui = $this->getLMPageGUI($this->lm->getFooterPage());
             include_once "./Services/Style/classes/class.ilObjStyleSheet.php";
             $page_object_gui->setStyleId(ilObjStyleSheet::getEffectiveContentStyleId($this->lm->getStyleSheetId(), "lm"));
             // determine target frames for internal links
             $page_object_gui->setLinkFrame($_GET["frame"]);
             $page_object_gui->setOutputMode("print");
             $page_object_gui->setPresentationTitle("");
             $page_object_gui->setFileDownloadLink("#");
             $page_object_gui->setFullscreenLink("#");
             $page_object_gui->setSourceCodeDownloadScript("#");
             $footer_page_content = $page_object_gui->showPage();
         }
     }
     if ($this->lm->getHeaderPage() > 0 && !$this->lm->getHideHeaderFooterPrint()) {
         if (ilLMObject::_exists($this->lm->getHeaderPage())) {
             $page_object_gui = $this->getLMPageGUI($this->lm->getHeaderPage());
             include_once "./Services/Style/classes/class.ilObjStyleSheet.php";
             $page_object_gui->setStyleId(ilObjStyleSheet::getEffectiveContentStyleId($this->lm->getStyleSheetId(), "lm"));
             // determine target frames for internal links
             $page_object_gui->setLinkFrame($_GET["frame"]);
             $page_object_gui->setOutputMode("print");
             $page_object_gui->setPresentationTitle("");
             $page_object_gui->setFileDownloadLink("#");
             $page_object_gui->setFullscreenLink("#");
             $page_object_gui->setSourceCodeDownloadScript("#");
             $header_page_content = $page_object_gui->showPage();
         }
     }
     // add free selected pages
     if (is_array($_POST["obj_id"])) {
         foreach ($_POST["obj_id"] as $k) {
             if ($k > 0 && !$this->lm_tree->isInTree($k)) {
                 if (ilLMObject::_lookupType($k) == "pg") {
                     $nodes[] = array("obj_id" => $k, "type" => "pg", "free" => true);
                 }
             }
         }
     } else {
         ilUtil::sendFailure($lng->txt("cont_print_no_page_selected"), true);
         $ilCtrl->redirect($this, "showPrintViewSelection");
     }
     foreach ($nodes as $node_key => $node) {
         // check page activation
         $active = ilLMPage::_lookupActive($node["obj_id"], $this->lm->getType(), $this->lm_set->get("time_scheduled_page_activation"));
         if ($node["type"] == "pg" && !$active) {
             continue;
         }
         // print all subchapters/subpages if higher chapter
         // has been selected
         if ($node["depth"] <= $act_level) {
             if (is_array($_POST["obj_id"]) && in_array($node["obj_id"], $_POST["obj_id"])) {
                 $act_level = $node["depth"];
                 $activated = true;
             } else {
                 $act_level = 99999;
                 $activated = false;
             }
         }
         if ($activated && ilObjContentObject::_checkPreconditionsOfPage($this->lm->getRefId(), $this->lm->getId(), $node["obj_id"])) {
             // output learning module header
             if ($node["type"] == "du") {
                 $output_header = true;
             }
             // output chapter title
             if ($node["type"] == "st") {
                 if (($ilUser->getId() == ANONYMOUS_USER_ID || $this->needs_to_be_purchased) && $this->lm_gui->object->getPublicAccessMode() == "selected") {
                     if (!ilLMObject::_isPagePublic($node["obj_id"])) {
                         continue;
                     }
                 }
                 $chap = new ilStructureObject($this->lm, $node["obj_id"]);
                 $this->tpl->setCurrentBlock("print_chapter");
                 $chapter_title = $chap->_getPresentationTitle($node["obj_id"], $this->lm->isActiveNumbering(), $this->lm_set->get("time_scheduled_page_activation"), 0, $this->lang);
                 $this->tpl->setVariable("CHAP_TITLE", $chapter_title);
                 if ($this->lm->getPageHeader() == IL_CHAPTER_TITLE) {
                     if ($nodes[$node_key + 1]["type"] == "pg") {
                         $this->tpl->setVariable("CHAP_HEADER", $header_page_content);
                         $did_chap_page_header = true;
                     }
                 }
                 $this->tpl->parseCurrentBlock();
                 $this->tpl->setCurrentBlock("print_block");
                 $this->tpl->parseCurrentBlock();
             }
             // output page
             if ($node["type"] == "pg") {
                 if (($ilUser->getId() == ANONYMOUS_USER_ID || $this->needs_to_be_purchased) && $this->lm_gui->object->getPublicAccessMode() == "selected") {
                     if (!ilLMObject::_isPagePublic($node["obj_id"])) {
                         continue;
                     }
                 }
                 $this->tpl->setCurrentBlock("print_item");
                 // get page
                 $page_id = $node["obj_id"];
                 $page_object_gui = $this->getLMPageGUI($page_id);
                 $page_object = $page_object_gui->getPageObject();
                 include_once "./Services/Style/classes/class.ilObjStyleSheet.php";
                 $page_object_gui->setStyleId(ilObjStyleSheet::getEffectiveContentStyleId($this->lm->getStyleSheetId(), "lm"));
                 // get lm page
                 $lm_pg_obj = new ilLMPageObject($this->lm, $page_id);
                 $lm_pg_obj->setLMId($this->lm->getId());
                 // determine target frames for internal links
                 $page_object_gui->setLinkFrame($_GET["frame"]);
                 $page_object_gui->setOutputMode("print");
                 $page_object_gui->setPresentationTitle("");
                 if ($this->lm->getPageHeader() == IL_PAGE_TITLE || $node["free"] === true) {
                     $page_title = ilLMPageObject::_getPresentationTitle($lm_pg_obj->getId(), $this->lm->getPageHeader(), $this->lm->isActiveNumbering(), $this->lm_set->get("time_scheduled_page_activation"), false, 0, $this->lang);
                     // prevent page title after chapter title
                     // that have the same content
                     if ($this->lm->isActiveNumbering()) {
                         $chapter_title = trim(substr($chapter_title, strpos($chapter_title, " ")));
                     }
                     if ($page_title != $chapter_title) {
                         $page_object_gui->setPresentationTitle($page_title);
                     }
                 }
                 // handle header / footer
                 $hcont = $header_page_content;
                 $fcont = $footer_page_content;
                 if ($this->lm->getPageHeader() == IL_CHAPTER_TITLE) {
                     if ($did_chap_page_header) {
                         $hcont = "";
                     }
                     if ($nodes[$node_key + 1]["type"] == "pg" && !($nodes[$node_key + 1]["depth"] <= $act_level && !in_array($nodes[$node_key + 1]["obj_id"], $_POST["obj_id"]))) {
                         $fcont = "";
                     }
                 }
                 $page_object_gui->setFileDownloadLink("#");
                 $page_object_gui->setFullscreenLink("#");
                 $page_object_gui->setSourceCodeDownloadScript("#");
                 $page_content = $page_object_gui->showPage();
                 if ($this->lm->getPageHeader() != IL_PAGE_TITLE) {
                     $this->tpl->setVariable("CONTENT", $hcont . $page_content . $fcont);
                 } else {
                     $this->tpl->setVariable("CONTENT", $hcont . $page_content . $fcont . "<br />");
                 }
                 $chapter_title = "";
                 $this->tpl->parseCurrentBlock();
                 $this->tpl->setCurrentBlock("print_block");
                 $this->tpl->parseCurrentBlock();
                 // get internal links
                 $int_links = ilInternalLink::_getTargetsOfSource($this->lm->getType() . ":pg", $node["obj_id"]);
                 $got_mobs = false;
                 foreach ($int_links as $key => $link) {
                     if ($link["type"] == "git" && ($link["inst"] == IL_INST_ID || $link["inst"] == 0)) {
                         $glossary_links[$key] = $link;
                     }
                     if ($link["type"] == "mob" && ($link["inst"] == IL_INST_ID || $link["inst"] == 0)) {
                         $got_mobs = true;
                         $mob_links[$key] = $link;
                     }
                 }
                 // this is not cool because of performance reasons
                 // unfortunately the int link table does not
                 // store the target frame (we want to append all linked
                 // images but not inline images (i.e. mobs with no target
                 // frame))
                 if ($got_mobs) {
                     $page_object->buildDom();
                     $links = $page_object->getInternalLinks();
                     foreach ($links as $link) {
                         if ($link["Type"] == "MediaObject" && $link["TargetFrame"] != "" && $link["TargetFrame"] != "None") {
                             $media_links[] = $link;
                         }
                     }
                 }
             }
         }
     }
     $annex_cnt = 0;
     $annexes = array();
     // glossary
     if (count($glossary_links) > 0 && !$this->lm->isActivePreventGlossaryAppendix()) {
         include_once "./Modules/Glossary/classes/class.ilGlossaryTerm.php";
         include_once "./Modules/Glossary/classes/class.ilGlossaryDefinition.php";
         // sort terms
         $terms = array();
         foreach ($glossary_links as $key => $link) {
             $term = ilGlossaryTerm::_lookGlossaryTerm($link["id"]);
             $terms[$term . ":" . $key] = array("key" => $key, "link" => $link, "term" => $term);
         }
         $terms = ilUtil::sortArray($terms, "term", "asc");
         //ksort($terms);
         foreach ($terms as $t) {
             $link = $t["link"];
             $key = $t["key"];
             $defs = ilGlossaryDefinition::getDefinitionList($link["id"]);
             $def_cnt = 1;
             // output all definitions of term
             foreach ($defs as $def) {
                 // definition + number, if more than 1 definition
                 if (count($defs) > 1) {
                     $this->tpl->setCurrentBlock("def_title");
                     $this->tpl->setVariable("TXT_DEFINITION", $this->lng->txt("cont_definition") . " " . $def_cnt++);
                     $this->tpl->parseCurrentBlock();
                 }
                 include_once "./Modules/Glossary/classes/class.ilGlossaryDefPageGUI.php";
                 $page_gui = new ilGlossaryDefPageGUI($def["id"]);
                 $page_gui->setTemplateOutput(false);
                 $page_gui->setOutputMode("print");
                 $this->tpl->setCurrentBlock("definition");
                 $page_gui->setFileDownloadLink("#");
                 $page_gui->setFullscreenLink("#");
                 $page_gui->setSourceCodeDownloadScript("#");
                 $output = $page_gui->showPage();
                 $this->tpl->setVariable("VAL_DEFINITION", $output);
                 $this->tpl->parseCurrentBlock();
             }
             // output term
             $this->tpl->setCurrentBlock("term");
             $this->tpl->setVariable("VAL_TERM", $term = ilGlossaryTerm::_lookGlossaryTerm($link["id"]));
             $this->tpl->parseCurrentBlock();
         }
         // output glossary header
         $annex_cnt++;
         $this->tpl->setCurrentBlock("glossary");
         $annex_title = $this->lng->txt("cont_annex") . " " . chr(64 + $annex_cnt) . ": " . $this->lng->txt("glo");
         $this->tpl->setVariable("TXT_GLOSSARY", $annex_title);
         $this->tpl->parseCurrentBlock();
         $annexes[] = $annex_title;
     }
     // referenced images
     if (count($media_links) > 0) {
         include_once "./Services/MediaObjects/classes/class.ilObjMediaObject.php";
         include_once "./Services/MediaObjects/classes/class.ilMediaItem.php";
         foreach ($media_links as $media) {
             if (substr($media["Target"], 0, 4) == "il__") {
                 $arr = explode("_", $media["Target"]);
                 $id = $arr[count($arr) - 1];
                 $med_obj = new ilObjMediaObject($id);
                 $med_item = $med_obj->getMediaItem("Standard");
                 if (is_object($med_item)) {
                     if (is_int(strpos($med_item->getFormat(), "image"))) {
                         $this->tpl->setCurrentBlock("ref_image");
                         // image source
                         if ($med_item->getLocationType() == "LocalFile") {
                             $this->tpl->setVariable("IMG_SOURCE", ilUtil::getWebspaceDir("output") . "/mobs/mm_" . $id . "/" . $med_item->getLocation());
                         } else {
                             $this->tpl->setVariable("IMG_SOURCE", $med_item->getLocation());
                         }
                         if ($med_item->getCaption() != "") {
                             $this->tpl->setVariable("IMG_TITLE", $med_item->getCaption());
                         } else {
                             $this->tpl->setVariable("IMG_TITLE", $med_obj->getTitle());
                         }
                         $this->tpl->parseCurrentBlock();
                     }
                 }
             }
         }
         // output glossary header
         $annex_cnt++;
         $this->tpl->setCurrentBlock("ref_images");
         $annex_title = $this->lng->txt("cont_annex") . " " . chr(64 + $annex_cnt) . ": " . $this->lng->txt("cont_ref_images");
         $this->tpl->setVariable("TXT_REF_IMAGES", $annex_title);
         $this->tpl->parseCurrentBlock();
         $annexes[] = $annex_title;
     }
     // output learning module title and toc
     if ($output_header) {
         $this->tpl->setCurrentBlock("print_header");
         $this->tpl->setVariable("LM_TITLE", $this->lm->getTitle());
         if ($this->lm->getDescription() != "none") {
             include_once "Services/MetaData/classes/class.ilMD.php";
             $md = new ilMD($this->lm->getId(), 0, $this->lm->getType());
             $md_gen = $md->getGeneral();
             foreach ($md_gen->getDescriptionIds() as $id) {
                 $md_des = $md_gen->getDescription($id);
                 $description = $md_des->getDescription();
             }
             $this->tpl->setVariable("LM_DESCRIPTION", $description);
         }
         $this->tpl->parseCurrentBlock();
         // output toc
         $nodes2 = $nodes;
         foreach ($nodes2 as $node2) {
             if ($node2["type"] == "st" && ilObjContentObject::_checkPreconditionsOfPage($this->lm->getRefId(), $this->lm->getId(), $node2["obj_id"])) {
                 for ($j = 1; $j < $node2["depth"]; $j++) {
                     $this->tpl->setCurrentBlock("indent");
                     $this->tpl->setVariable("IMG_BLANK", ilUtil::getImagePath("browser/blank.png"));
                     $this->tpl->parseCurrentBlock();
                 }
                 $this->tpl->setCurrentBlock("toc_entry");
                 $this->tpl->setVariable("TXT_TOC_TITLE", ilStructureObject::_getPresentationTitle($node2["obj_id"], $this->lm->isActiveNumbering(), $this->lm_set->get("time_scheduled_page_activation"), 0, $this->lang));
                 $this->tpl->parseCurrentBlock();
             }
         }
         // annexes
         foreach ($annexes as $annex) {
             $this->tpl->setCurrentBlock("indent");
             $this->tpl->setVariable("IMG_BLANK", ilUtil::getImagePath("browser/blank.png"));
             $this->tpl->parseCurrentBlock();
             $this->tpl->setCurrentBlock("toc_entry");
             $this->tpl->setVariable("TXT_TOC_TITLE", $annex);
             $this->tpl->parseCurrentBlock();
         }
         $this->tpl->setCurrentBlock("toc");
         $this->tpl->setVariable("TXT_TOC", $this->lng->txt("cont_toc"));
         $this->tpl->parseCurrentBlock();
         $this->tpl->setCurrentBlock("print_start_block");
         $this->tpl->parseCurrentBlock();
     }
     // output author information
     include_once 'Services/MetaData/classes/class.ilMD.php';
     $md = new ilMD($this->lm->getId(), 0, $this->lm->getType());
     if (is_object($lifecycle = $md->getLifecycle())) {
         $sep = $author = "";
         foreach ($ids = $lifecycle->getContributeIds() as $con_id) {
             $md_con = $lifecycle->getContribute($con_id);
             if ($md_con->getRole() == "Author") {
                 foreach ($ent_ids = $md_con->getEntityIds() as $ent_id) {
                     $md_ent = $md_con->getEntity($ent_id);
                     $author = $author . $sep . $md_ent->getEntity();
                     $sep = ", ";
                 }
             }
         }
         if ($author != "") {
             $this->lng->loadLanguageModule("meta");
             $this->tpl->setCurrentBlock("author");
             $this->tpl->setVariable("TXT_AUTHOR", $this->lng->txt("meta_author"));
             $this->tpl->setVariable("LM_AUTHOR", $author);
             $this->tpl->parseCurrentBlock();
         }
     }
     // output copyright information
     if (is_object($md_rights = $md->getRights())) {
         $copyright = $md_rights->getDescription();
         include_once 'Services/MetaData/classes/class.ilMDUtils.php';
         $copyright = ilMDUtils::_parseCopyright($copyright);
         if ($copyright != "") {
             $this->lng->loadLanguageModule("meta");
             $this->tpl->setCurrentBlock("copyright");
             $this->tpl->setVariable("TXT_COPYRIGHT", $this->lng->txt("meta_copyright"));
             $this->tpl->setVariable("LM_COPYRIGHT", $copyright);
             $this->tpl->parseCurrentBlock();
         }
     }
     $this->tpl->show(false);
 }
 /**
  * Get icon alt text
  *
  * @param	array		itema array
  * @return	string		icon alt text
  */
 function getChildIconAlt($a_item)
 {
     global $lng;
     include_once "./Modules/LearningModule/classes/class.ilLMObject.php";
     if ($a_item["type"] == "pg") {
         include_once "./Modules/LearningModule/classes/class.ilLMPage.php";
         $active = ilLMPage::_lookupActive($a_item["node_id"], $this->lm_type);
         if (!$active) {
             return $lng->txt("cont_page_deactivated");
         } else {
             include_once "./Modules/LearningModule/classes/class.ilLMPage.php";
             $contains_dis = ilLMPage::_lookupContainsDeactivatedElements($a_item["node_id"], $this->lm_type);
             if ($contains_dis) {
                 return $lng->txt("cont_page_deactivated_elements");
             }
         }
     }
     return ilUtil::getImagePath("icon_" . $a_item["type"] . ".png");
 }
 /**
  * presentation title doesn't have to be page title, it may be
  * chapter title + page title or chapter title only, depending on settings
  *
  * @param	string	$a_mode		IL_CHAPTER_TITLE | IL_PAGE_TITLE | IL_NO_HEADER
  */
 function _getPresentationTitle($a_pg_id, $a_mode = IL_CHAPTER_TITLE, $a_include_numbers = false, $a_time_scheduled_activation = false, $a_force_content = false, $a_lm_id = 0, $a_lang = "-")
 {
     global $ilDB, $ilUser;
     if ($a_lm_id == 0) {
         $a_lm_id = ilLMObject::_lookupContObjID($a_pg_id);
     }
     // @todo: optimize
     include_once "./Services/COPage/classes/class.ilPageMultiLang.php";
     $ml = new ilPageMultiLang("lm", $a_lm_id);
     // select
     $query = "SELECT * FROM lm_data WHERE obj_id = " . $ilDB->quote($a_pg_id, "integer");
     $pg_set = $ilDB->query($query);
     $pg_rec = $ilDB->fetchAssoc($pg_set);
     if ($a_lang != "-" && $ml->getActivated() && in_array($a_lang, $ml->getLanguages())) {
         include_once "./Modules/LearningModule/classes/class.ilLMObjTranslation.php";
         $lmobjtrans = new ilLMObjTranslation($a_pg_id, $a_lang);
         if ($lmobjtrans->getTitle() != "") {
             $pg_rec["title"] = $lmobjtrans->getTitle();
         }
     }
     if ($a_mode == IL_NO_HEADER && !$a_force_content) {
         return "";
     }
     $tree = new ilTree($pg_rec["lm_id"]);
     $tree->setTableNames('lm_tree', 'lm_data');
     $tree->setTreeTablePK("lm_id");
     if ($a_mode == IL_PAGE_TITLE) {
         $nr = "";
         return $nr . $pg_rec["title"];
     }
     if ($tree->isInTree($pg_rec["obj_id"])) {
         $pred_node = $tree->fetchPredecessorNode($pg_rec["obj_id"], "st");
         $childs = $tree->getChildsByType($pred_node["obj_id"], "pg");
         $cnt_str = "";
         if (count($childs) > 1) {
             $cnt = 0;
             foreach ($childs as $child) {
                 include_once "./Modules/LearningModule/classes/class.ilLMPage.php";
                 $active = ilLMPage::_lookupActive($child["obj_id"], ilObject::_lookupType($pg_rec["lm_id"]), $a_time_scheduled_activation);
                 if (!$active) {
                     $act_data = ilLMPage::_lookupActivationData((int) $child["obj_id"], ilObject::_lookupType($pg_rec["lm_id"]));
                     if ($act_data["show_activation_info"] && ilUtil::now() < $act_data["activation_start"]) {
                         $active = true;
                     }
                 }
                 if ($child["type"] != "pg" || $active) {
                     $cnt++;
                 }
                 if ($child["obj_id"] == $pg_rec["obj_id"]) {
                     $cur_cnt = $cnt;
                 }
             }
             if ($cnt > 1) {
                 $cnt_str = " (" . $cur_cnt . "/" . $cnt . ")";
             }
         }
         require_once "./Modules/LearningModule/classes/class.ilStructureObject.php";
         //$struct_obj =& new ilStructureObject($pred_node["obj_id"]);
         //return $struct_obj->getTitle();
         return ilStructureObject::_getPresentationTitle($pred_node["obj_id"], $a_include_numbers) . $cnt_str;
         //return $pred_node["title"].$cnt_str;
     } else {
         return $pg_rec["title"];
     }
 }
 /**
  * Get href for node
  *
  * @param mixed $a_node node object/array
  * @return string href attribute
  */
 function getNodeHref($a_node)
 {
     if (!$this->getOfflineMode()) {
         return $this->lm_pres->getLink($this->lm->getRefId(), "", $a_node["child"]);
         //return parent::buildLinkTarget($a_node_id, $a_type);
     } else {
         if ($a_node["type"] != "pg") {
             // get next activated page
             $found = false;
             while (!$found) {
                 $a_node = $this->getTree()->fetchSuccessorNode($a_node["child"], "pg");
                 include_once "./Modules/LearningModule/classes/class.ilLMPage.php";
                 $active = ilLMPage::_lookupActive($a_node["child"], $this->lm->getType(), $this->lm_set->get("time_scheduled_page_activation"));
                 if ($a_node["child"] > 0 && !$active) {
                     $found = false;
                 } else {
                     $found = true;
                 }
             }
         }
         include_once "./Modules/LearningModule/classes/class.ilLMPageObject.php";
         if ($nid = ilLMPageObject::getExportId($this->lm->getId(), $a_node["child"])) {
             return "lm_pg_" . $nid . ".html";
         }
         return "lm_pg_" . $a_node["child"] . ".html";
     }
 }