class.ilPCParagraphGUI.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */
 
require_once("./Services/COPage/classes/class.ilPCParagraph.php");
require_once("./Services/COPage/classes/class.ilPageContentGUI.php");
 
class ilPCParagraphGUI extends ilPageContentGUI
{
        function ilPCParagraphGUI($a_pg_obj, &$a_content_obj, $a_hier_id, $a_pc_id = "")
        {
                parent::ilPageContentGUI($a_pg_obj, $a_content_obj, $a_hier_id, $a_pc_id);
                
                // characteristics (should be flexible in the future)
                $this->setCharacteristics(ilPCParagraphGUI::_getStandardCharacteristics());
        }
        
        static function _getStandardCharacteristics()
        {
                global $lng;
                
                return array("Standard" => $lng->txt("cont_standard"),
                        "Headline1" => $lng->txt("cont_Headline1"),
                        "Headline2" => $lng->txt("cont_Headline2"),
                        "Headline3" => $lng->txt("cont_Headline3"),
                        "Citation" => $lng->txt("cont_Citation"),
                        "Mnemonic" => $lng->txt("cont_Mnemonic"),
                        "Example" => $lng->txt("cont_Example"),
                        "Additional" => $lng->txt("cont_Additional"),
                        "Remark" => $lng->txt("cont_Remark"),
                        "List" => $lng->txt("cont_List"),
                        "TableContent" => $lng->txt("cont_TableContent")
                );
        }
 
        static function _getCharacteristics($a_style_id)
        {
                $st_chars = ilPCParagraphGUI::_getStandardCharacteristics();
                $chars = ilPCParagraphGUI::_getStandardCharacteristics();
 
                if ($a_style_id > 0 &&
                        ilObject::_lookupType($a_style_id) == "sty")
                {
                        include_once("./Services/Style/classes/class.ilObjStyleSheet.php");
                        $style = new ilObjStyleSheet($a_style_id);
                        $types = array("text_block", "heading1", "heading2", "heading3");
                        $chars = array();
                        foreach ($types as $t)
                        {
                                $chars = array_merge($chars, $style->getCharacteristics($t));
                        }
                        $new_chars = array();
                        foreach ($chars as $char)
                        {
                                if ($st_chars[$char] != "")     // keep lang vars for standard chars
                                {
                                        $new_chars[$char] = $st_chars[$char];
                                }
                                else
                                {
                                        $new_chars[$char] = $char;
                                }
                                asort($new_chars);
                        }
                        $chars = $new_chars;
                }
 
                return $chars;
        }
        
        function &executeCommand()
        {
                // get next class that processes or forwards current command
                $next_class = $this->ctrl->getNextClass($this);
 
                $this->getCharacteristicsOfCurrentStyle(
                        array("text_block", "heading1", "heading2", "heading3"));       // scorm-2004
                
                // get current command
                $cmd = $this->ctrl->getCmd();
 
                switch($next_class)
                {
                        default:
                                $ret =& $this->$cmd();
                                break;
                }
 
                return $ret;
        }
 
        function edit($a_insert = false)
        {
                global $ilUser, $ilias;
                
                // add paragraph edit template
                $tpl = new ilTemplate("tpl.paragraph_edit.html", true, true, "Services/COPage");
 
                // help text
                $this->insertHelp($tpl);
                
                // operations
                if ($a_insert)
                {
                        $tpl->setCurrentBlock("commands");
                        $tpl->setVariable("BTN_NAME", "create_par");
                        $tpl->setVariable("BTN_TEXT", $this->lng->txt("save"));
                        $tpl->setVariable("BTN_CANCEL", "cancelCreate");
                        $tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
                        $tpl->parseCurrentBlock();
                        $tpl->setCurrentBlock("commands2");
                        $tpl->setVariable("BTN_NAME", "create_par");
                        $tpl->setVariable("BTN_TEXT", $this->lng->txt("save"));
                        $tpl->setVariable("BTN_CANCEL", "cancelCreate");
                        $tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
                        $tpl->parseCurrentBlock();
                        $tpl->setVariable("TXT_ACTION", $this->lng->txt("cont_insert_par"));
                }
                else
                {
                        $tpl->setCurrentBlock("commands");
                        $tpl->setVariable("BTN_NAME", "update");
                        $tpl->setVariable("BTN_TEXT", $this->lng->txt("save"));
                        $tpl->setVariable("BTN_CANCEL", "cancelUpdate");
                        $tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
                        $tpl->parseCurrentBlock();
                        $tpl->setCurrentBlock("commands2");
                        $tpl->setVariable("BTN_NAME", "update");
                        $tpl->setVariable("BTN_TEXT", $this->lng->txt("save"));
                        $tpl->setVariable("BTN_CANCEL", "cancelUpdate");
                        $tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
                        $tpl->parseCurrentBlock();
                        $tpl->setVariable("TXT_ACTION", $this->lng->txt("cont_edit_par"));
                }
 
                // language and characteristic selection
                $s_char = $this->determineCharacteristic($a_insert);
                if (!$a_insert)
                {
                        if (key($_POST["cmd"]) == "update")
                        {
                                $s_lang = $_POST["par_language"];
                        }
                        else
                        {
                                $s_lang = $this->content_obj->getLanguage();
                        }
                }
                else
                {
                        if (key($_POST["cmd"]) == "create_par")
                        {
                                $s_lang = $_POST["par_language"];
                        }
                        else
                        {
                                if ($_SESSION["il_text_lang_".$_GET["ref_id"]] != "")
                                {
                                        $s_lang = $_SESSION["il_text_lang_".$_GET["ref_id"]];
                                }
                                else
                                {
                                        $s_lang = $ilUser->getLanguage();
                                }       
                        }
                }
 
                $this->insertStyleSelectionList($tpl, $s_char);
//              $this->insertCharacteristicTable($tpl, $s_char);
                
                
                $tpl->setVariable("FORMACTION", $this->ctrl->getFormAction($this));
                
                $tpl->setVariable("PAR_TA_NAME", "par_content");
                $tpl->setVariable("BB_MENU", $this->getBBMenu());
                $this->tpl->addJavascript("./Services/COPage/phpBB/3_0_5/editor.js");
                $this->tpl->addJavascript("./Services/COPage/js/paragraph_editing.js");
                $this->setStyle();
 
                $this->displayValidationError();
 
                $tpl->setVariable("TXT_LANGUAGE", $this->lng->txt("language"));
                $tpl->setVariable("TXT_ANCHOR", $this->lng->txt("cont_anchor"));
 
                require_once("Services/MetaData/classes/class.ilMDLanguageItem.php");
                $lang = ilMDLanguageItem::_getLanguages();
                $select_lang = ilUtil::formSelect ($s_lang,"par_language",$lang,false,true);
                $tpl->setVariable("SELECT_LANGUAGE", $select_lang);
                
                $tpl->setVariable("TXT_CHARACTERISTIC", $this->lng->txt("cont_characteristic"));
//              $select_char = ilUtil::formSelect ($s_char,
//                      "par_characteristic",$this->chars,false,true);
//              $tpl->setVariable("SELECT_CHARACTERISTIC", $select_char);
 
                if (key($_POST["cmd"]) == "update" || key($_POST["cmd"]) == "create_par")
                {
                        $s_text = ilUtil::stripSlashes($_POST["par_content"], false);
                        // prevent curly brackets from being swallowed up by template engine
                        $s_text = str_replace("{", "&#123;", $s_text);
                        $s_text = str_replace("}", "&#125;", $s_text);
                }
                else if (!$a_insert)
                {
                        $s_text = $this->content_obj->xml2output($this->content_obj->getText());
                }
 
                $tpl->setVariable("PAR_TA_CONTENT", $s_text);
 
                $tpl->parseCurrentBlock();
                
                $this->tpl->setContent($tpl->get());
                return $tpl->get();
        }
 
        function determineCharacteristic($a_insert = false)
        {
                // language and characteristic selection
                if (!$a_insert)
                {
                        if (key($_POST["cmd"]) == "update")
                        {
                                $s_char = $_POST["par_characteristic"];
                        }
                        else
                        {
                                $s_char = $this->content_obj->getCharacteristic();
                                if ($s_char == "")
                                {
                                        $s_char = "Standard";
                                }
                        }
                }
                else
                {
                        if (key($_POST["cmd"]) == "create_par")
                        {
                                $s_char = $_POST["par_characteristic"];
                        }
                        else
                        {
                                $s_char = "Standard";
 
                                // set characteristic of new paragraphs in list items to "List"
                                $cont_obj = $this->pg_obj->getContentObject($this->getHierId());
                                if (is_object($cont_obj))
                                {
                                        if ($cont_obj->getType() == "li" ||
                                                ($cont_obj->getType() == "par" && $cont_obj->getCharacteristic() == "List"))
                                        {
                                                $s_char = "List";
                                        }
 
                                        if ($cont_obj->getType() == "td" ||
                                                ($cont_obj->getType() == "par" && $cont_obj->getCharacteristic() == "TableContent"))
                                        {
                                                $s_char = "TableContent";
                                        }
 
                                }
                        }
                }
                return $s_char;
        }
 
        function editJS()
        {
                global $ilUser, $ilias;
 
                $s_text = $this->content_obj->getText();
//echo "\n<br><br>".htmlentities($s_text);
                $s_text = $this->content_obj->xml2output($s_text, true, false);
//echo "\n<br><br>".htmlentities($s_text);
                $char = $this->determineCharacteristic(false);
                $s_text = ilPCParagraphGUI::xml2outputJS($s_text, $char, $this->content_obj->readPCId());
//echo "\n<br><br>".htmlentities($s_text);
                $ids = "###".$this->content_obj->readHierId().":".$this->content_obj->readPCId()."###".
                        $char."###";
                echo $ids.$s_text;
                exit;
        }
 
        function editMultipleJS()
        {
                global $ilUser, $ilias;
 
                echo $this->content_obj->getParagraphSequenceContent($this->pg_obj);
                exit;
        }
 
        static function xml2outputJS($s_text, $char, $a_pc_id)
        {
//              $s_text = "<div class='ilc_text_block_".$char."' id='$a_pc_id'>".$s_text."</div>";
                $s_text = $s_text;
                // lists
                $s_text = str_replace(array("<SimpleBulletList>", "</SimpleBulletList>"),
                        array("<ul class='ilc_list_u_BulletedList'>", "</ul>"),
                        $s_text);
                $s_text = str_replace(array("<SimpleNumberedList>", "</SimpleNumberedList>"),
                        array("<ol class='ilc_list_o_NumberedList'>", "</ol>"), $s_text);
                $s_text = str_replace(array("<SimpleListItem>", "</SimpleListItem>"),
                        array("<li class='ilc_list_item_StandardListItem'>", "</li>"), $s_text);
                $s_text = str_replace(array("<SimpleListItem/>"),
                        array("<li class='ilc_list_item_StandardListItem'></li>"), $s_text);
                //$s_text = str_replace("<SimpleBulletList><br />", "<SimpleBulletList>", $s_text);
                //$s_text = str_replace("<SimpleNumberedList><br />", "<SimpleNumberedList>", $s_text);
                //$s_text = str_replace("</SimpleListItem><br />", "</SimpleListItem>", $s_text);
 
 
                // spans
                include_once("./Services/COPage/classes/class.ilPageContentGUI.php");
                foreach (ilPageContentGUI::_getCommonBBButtons() as $bb => $cl)
                {
                        if (!in_array($bb, array("code", "tex", "fn", "xln")))
                        {
                                $s_text = str_replace("[".$bb."]",
                                        '<span class="ilc_text_inline_'.$cl.'">', $s_text);
                                $s_text = str_replace("[/".$bb."]",
                                        '</span>', $s_text);
                        }
                }
 
                // code
                $s_text = str_replace(array("[code]", "[/code]"),
                        array("<code>", "</code>"), $s_text);
 
                return $s_text;
        }
 
 
        function saveJS()
        {
                global $ilCtrl;
 
                $this->updated = $this->content_obj->saveJS($this->pg_obj,
                        $_POST["ajaxform_content"],
                        ilUtil::stripSlashes($_POST["ajaxform_char"]),
                        ilUtil::stripSlashes($_POST["pc_id_str"]));
                if ($_POST["quick_save"])
                {
                        if ($this->updated === true)
                        {
                                $a_pc_id_str = $this->content_obj->getLastSavedPcId($this->pg_obj, true);
                                echo $a_pc_id_str;
                                exit;
                        }
                }
 
                if ($this->updated !== true && is_array($this->updated))
                {
                        $this->outputError($this->updated);
                }
 
                $a_pc_id_str = $this->content_obj->getLastSavedPcId($this->pg_obj, true);
 
                $ilCtrl->setParameterByClass($ilCtrl->getReturnClass($this), "updated_pc_id_str",
                        urlencode($a_pc_id_str));
                $ilCtrl->redirectByClass($ilCtrl->getReturnClass($this), "edit", "", true);
        }
 
        function outputError($a_err)
        {
                foreach ($a_err as $err)
                {
                        echo $err[1]."<br />";
                }
                exit;
        }
 
        
        function cancel()
        { 
                $this->ctrl->returnToParent($this, "jump".$this->hier_id);
        }
 
        function insertCharacteristicTable($a_tpl, $a_seleted_value)
        {
                $i = 0;
 
                $chars = $this->getCharacteristics();
 
                if ($chars[$a_seleted_value] == "" && ($a_seleted_value != ""))
                {
                        $chars = array_merge(array($a_seleted_value => $a_seleted_value),
                                $chars);
                }
 
                foreach ($chars as $char => $char_lang)
                {
                        $a_tpl->setCurrentBlock("characteristic_cell");
                        $a_tpl->setVariable("CHAR_HTML",
                                '<div class="ilc_text_block_'.$char.'" style="margin-top:2px; margin-bottom:2px; position:static;">'.$char_lang."</div>");
                        $a_tpl->setVariable("CHAR_VALUE", $char);
                        if ($char == $a_seleted_value)
                        {
                                $a_tpl->setVariable("SELECTED",
                                        ' checked="checked" ');
                        }
                        $a_tpl->parseCurrentBlock();
                        if ((($i+1) % 3) == 0)  // 
                        {
                                $a_tpl->touchBlock("characteristic_row");
                        }
                        $i++;
                }
                $a_tpl->touchBlock("characteristic_table");
        }
 
        function insertStyleSelectionList($a_tpl, $a_selected)
        {
                $a_tpl->setVariable("ADV_SEL_STYLE", self::getStyleSelector($a_selected,
                        $this->getCharacteristics()));
        }
 
        static function getStyleSelector($a_selected, $a_chars, $a_use_callback = false)
        {
                include_once("./Services/UIComponent/AdvancedSelectionList/classes/class.ilAdvancedSelectionListGUI.php");
                $selection = new ilAdvancedSelectionListGUI();
                $selection->setPullRight(false);
                $selection->setFormSelectMode("par_characteristic", "", false,
                        "", "", "",
                        "", "", "", "");
                $selection->setId("style_selection");
                $selection->setSelectionHeaderClass("ilEditSubmit ilTinyMenuDropDown");
                $selection->setHeaderIcon(ilAdvancedSelectionListGUI::DOWN_ARROW_DARK);
                $selection->setSelectedValue($a_selected);
                $selection->setUseImages(false);
                $selection->setOnClickMode(ilAdvancedSelectionListGUI::ON_ITEM_CLICK_FORM_SELECT);
                if ($a_use_callback)
                {
                        $selection->setSelectCallback("ilCOPage.setParagraphClass");
                }
                
                $chars = $a_chars;
                $title_char = ($chars[$a_selected] != "")
                        ? $chars[$a_selected]
                        : $a_selected;
                $selection->setListTitle($title_char);
 
                if ($chars[$a_seleted] == "" && ($a_seleted != ""))
                {
                        $chars = array_merge(array($a_seleted => $a_seleted),
                                $chars);
                }
 
                foreach ($chars as $char => $char_lang)
                {
                        $t = "text_block";
                        $tag = "div";
                        switch($char)
                        {
                                case "Headline1": $t = "heading1"; $tag = "h1"; break;
                                case "Headline2": $t = "heading2"; $tag = "h2"; break;
                                case "Headline3": $t = "heading3"; $tag = "h3"; break; 
                        }
                        $html = '<div class="ilCOPgEditStyleSelectionItem"><'.$tag.' class="ilc_'.$t.'_'.$char.'" style="'.self::$style_selector_reset.'">'.$char_lang."</".$tag."></div>";
                        $selection->addItem($char_lang, $char, "",
                                "", $char, "", $html);
                }
                return $selection->getHTML();
        }
        
        static function getCharStyleSelector($a_par_type, $a_use_callback = true)
        {
                global $lng;
                
                include_once("./Services/UIComponent/AdvancedSelectionList/classes/class.ilAdvancedSelectionListGUI.php");
                $selection = new ilAdvancedSelectionListGUI();
                $selection->setPullRight(false);
                $selection->setFormSelectMode("char_characteristic", "", false,
                        "", "", "",
                        "", "", "", "");
                $selection->setId("char_style_selection");
                $selection->setSelectionHeaderClass("ilEditSubmit");
                $selection->setHeaderIcon(ilAdvancedSelectionListGUI::DOWN_ARROW_DARK);
                //$selection->setSelectedValue($a_selected);
                $selection->setUseImages(false);
                $selection->setOnClickMode(ilAdvancedSelectionListGUI::ON_ITEM_CLICK_NOP);
                if ($a_use_callback)
                {
                        $selection->setSelectCallback("ilCOPage.setCharacterClass");
                }
                
                //$chars = $a_chars;
                //$title_char = ($chars[$a_selected] != "")
                //      ? $chars[$a_selected]
                //      : $a_selected;
                $selection->setListTitle("&nbsp;<i>A</i>");
 
                /*if ($chars[$a_seleted] == "" && ($a_seleted != ""))
                {
                        $chars = array_merge(array($a_seleted => $a_seleted),
                                $chars);
                }*/
 
                $chars = array(
                        "Comment" => array("code" => "com", "txt" => $lng->txt("cont_char_style_com")),
                        "Quotation" => array("code" => "quot", "txt" =>$lng->txt("cont_char_style_quot")),
                        "Accent" => array("code" => "acc", "txt" => $lng->txt("cont_char_style_acc")),
                        "Code" => array("code" => "code", "txt" => $lng->txt("cont_char_style_code"))
                        );
                foreach ($chars as $key => $char)
                {
                        if (ilPageEditorSettings::lookupSettingByParentType(
                                $a_par_type, "active_".$char["code"], true))
                        {
                                $t = "text_inline";
                                $tag = "span";
                                switch($key)
                                {
                                        case "Code": $tag = "code"; break;
                                }
                                $html = '<'.$tag.' class="ilc_'.$t.'_'.$key.'" style="font-size:90%; margin-top:2px; margin-bottom:2px; position:static;">'.$char["txt"]."</".$tag.">";
                                
                                // this next line is very important for IE. The real onclick event is on the surrounding <tr> of the
                                // advanced selection list. But it is impossible to prevent the tr-event from removing the focus
                                // on tiny withouth the following line, that receives the click event before and stops the faulty default
                                // bevaviour of IE, see bug report #8723
                                $html = '<a class="nostyle" style="display:block;" href="#" onclick="return false;">'.$html."</a>";
                                $selection->addItem($char["txt"], $key, "",
                                        "", $key, "", $html);
                        }
                }
                return $selection->getHTML();
        }
 
        private function setStyle()
        {
                include_once("./Services/Style/classes/class.ilObjStyleSheet.php");
                
                if ($this->pg_obj->getParentType() == "gdf" ||
                        $this->pg_obj->getParentType() == "lm" ||
                        $this->pg_obj->getParentType() == "dbk")
                {
                        if ($this->pg_obj->getParentType() != "gdf")
                        {
                                $this->tpl->setContentStylesheet(ilObjStyleSheet::getContentStylePath(
                                                ilObjContentObject::_lookupStyleSheetId($this->pg_obj->getParentId())));
                        }
                        else
                        {
                                $this->tpl->setContentStylesheet(ilObjStyleSheet::getContentStylePath(0));
                        }
                }
                else
                {
                        if ($this->pg_obj->getParentType() != "sahs")
                        {
//                              $this->tpl->setContentStylesheet(ilObjStyleSheet::getContentStylePath(0));
                        }
                }
        }
        
        function insert()
        {
                return $this->edit(true);
        }
    
        function update()
        {
                global $ilBench;
 
                $ilBench->start("Editor","Paragraph_update");
                // set language and characteristic
                $this->content_obj->setLanguage($_POST["par_language"]);
                $this->content_obj->setCharacteristic($_POST["par_characteristic"]);
                //$this->content_obj->setAnchor(ilUtil::stripSlashes($_POST["anchor"]));
 
//echo "<br>PARupdate1:".$_POST["par_content"].":";
//echo "<br>PARupdate2:".htmlentities($_POST["par_content"]).":";
//echo "<br>PARupdate3:".htmlentities($this->content_obj->input2xml($_POST["par_content"])).":";
//echo "<br>PARupdate4:".$this->content_obj->input2xml($_POST["par_content"]).":";
 
                //$this->updated = $this->content_obj->setText(
                //      $this->content_obj->input2xml(stripslashes($_POST["par_content"]),
                //              $_POST["usedwsiwygeditor"]));
                $this->updated = $this->content_obj->setText(
                        $this->content_obj->input2xml($_POST["par_content"],
                                $_POST["usedwsiwygeditor"]), true);
//echo "<br>PARupdate2";
                if ($this->updated !== true)
                {
                        $ilBench->stop("Editor","Paragraph_update");
                        $this->edit();
                        return;
                }
 
                $this->updated = $this->content_obj->updatePage($this->pg_obj);
//echo "<br>PARupdate_after:".htmlentities($this->pg_obj->dom->dump_mem(0, "UTF-8")).":";
//debug_print_backtrace();
 
                $ilBench->stop("Editor","Paragraph_update");
 
                if ($this->updated === true)
                {
                        $this->ctrl->returnToParent($this, "jump".$this->hier_id);
                }
                else
                {
                        $this->edit();
                }
        }
        
 
        function create()
        {
                if ($_POST["ajaxform_hier_id"] != "")
                {
                        return $this->createJS();
                }
 
                $this->content_obj = new ilPCParagraph($this->getPage());
//echo "+".$this->pc_id."+";
                $this->content_obj->create($this->pg_obj, $this->hier_id, $this->pc_id);
 
                $this->content_obj->setLanguage($_POST["par_language"]);
                $_SESSION["il_text_lang_".$_GET["ref_id"]] = $_POST["par_language"];
                $this->content_obj->setCharacteristic($_POST["par_characteristic"]);
 
                $this->updated = $this->content_obj->setText(
                        $this->content_obj->input2xml($_POST["par_content"],
                                $_POST["usedwsiwygeditor"]), true);
 
                if ($this->updated !== true)
                {
                        $this->insert();
                        return;
                }
                $this->updated = $this->content_obj->updatePage($this->pg_obj);
 
                if ($this->updated === true)
                {
                        $this->ctrl->returnToParent($this, "jump".$this->hier_id);
                }
                else
                {
                        $this->insert();
                }
        }
 
        function createJS()
        {
                global $ilUser, $ilCtrl;
 
                $this->content_obj = new ilPCParagraph($this->getPage());
                $this->updated = $this->content_obj->saveJS($this->pg_obj,
                        $_POST["ajaxform_content"],
                        ilUtil::stripSlashes($_POST["ajaxform_char"]),
                        ilUtil::stripSlashes($_POST["pc_id_str"]),
                        $_POST["insert_at_id"]);
                if ($_POST["quick_save"])
                {
                        if ($this->updated)
                        {
                                $a_pc_id_str = $this->content_obj->getLastSavedPcId($this->pg_obj, true);
                                echo $a_pc_id_str;
                                exit;
                        }
                }
 
                if ($this->updated !== true && is_array($this->updated))
                {
                        $this->outputError($this->updated);
                }
 
                // e.g. e.g. ###3:110dad8bad6df8620071a0a693a2d328###
                $a_pc_id_str = $this->content_obj->getLastSavedPcId($this->pg_obj, true);
                $ilCtrl->setParameterByClass($ilCtrl->getReturnClass($this), "updated_pc_id_str",
                        urlencode($a_pc_id_str));
                $ilCtrl->redirectByClass($ilCtrl->getReturnClass($this), "edit", "", true);
        }
 
        function insertHelp($a_tpl)
        {
                global $lng;
                
                $a_tpl->setCurrentBlock("help_item");
                $a_tpl->setVariable("TXT_HELP", "<b>".$lng->txt("cont_syntax_help")."</b>");
                $a_tpl->parseCurrentBlock();
                $a_tpl->setCurrentBlock("help_item");
                $a_tpl->setVariable("TXT_HELP", "* ".$lng->txt("cont_bullet_list"));
                $a_tpl->parseCurrentBlock();
                $a_tpl->setCurrentBlock("help_item");
                $a_tpl->setVariable("TXT_HELP", "# ".$lng->txt("cont_numbered_list"));
                $a_tpl->parseCurrentBlock();
                $a_tpl->setCurrentBlock("help_item");
                $a_tpl->setVariable("TXT_HELP", "=".$lng->txt("cont_Headline1")."=<br />".
                        "==".$lng->txt("cont_Headline2")."==<br />".
                        "===".$lng->txt("cont_Headline3")."===");
                $a_tpl->parseCurrentBlock();
                
                if ($this->getPageConfig()->getEnableWikiLinks())
                {
                        $a_tpl->setCurrentBlock("help_item");
                        $a_tpl->setVariable("TXT_HELP", "[[".$lng->txt("cont_wiki_page_link")."]]");
                        $a_tpl->parseCurrentBlock();
                }
 
                $a_tpl->setCurrentBlock("help");
                $a_tpl->parseCurrentBlock();
        }
        
}
?>