class.ilPCSourceCodeGUI.php

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<?php

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

require_once("./Services/COPage/classes/class.ilPCSourceCode.php");
require_once("./Services/COPage/classes/class.ilPageContentGUI.php");

class ilPCSourceCodeGUI extends ilPageContentGUI
{
        
        function __construct($a_pg_obj, $a_content_obj, $a_hier_id, $a_pc_id = "")
        {
                parent::__construct($a_pg_obj, $a_content_obj, $a_hier_id, $a_pc_id);
        }


        function executeCommand()
        {
                // get next class that processes or forwards current command
                $next_class = $this->ctrl->getNextClass($this);

                // get current command
                $cmd = $this->ctrl->getCmd();

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

                return $ret;
        }

        function edit()
        {
                $form = $this->initPropertyForm($this->lng->txt("cont_edit_src"), "update", "cancelCreate");

                if ($this->pg_obj->getParentType() == "lm")
                {
                        $this->tpl->setVariable("LINK_ILINK",
                                $this->ctrl->getLinkTargetByClass("ilInternalLinkGUI", "showLinkHelp"));
                        $this->tpl->setVariable("TXT_ILINK", "[".$this->lng->txt("cont_internal_link")."]");
                }

                $this->displayValidationError();

                if (key($_POST["cmd"]) == "update")
                {
                        $form->setValuesByPost();

                }
                else{
                        $form->getItemByPostVar("par_language")->setValue($this->content_obj->getLanguage());
                        $form->getItemByPostVar("par_subcharacteristic")->setValue($this->content_obj->getSubCharacteristic());
                        $form->getItemByPostVar("par_downloadtitle")->setValue( $this->content_obj->getDownloadTitle());
                        $form->getItemByPostVar("par_showlinenumbers")->setChecked(
                                $this->content_obj->getShowLineNumbers()=="y"?true:false);
//                      $form->getItemByPostVar("par_autoindent")->setChecked(
//                              $this->content_obj->getAutoIndent()=="y"?true:false);

                        $par_content = $this->content_obj->xml2output($this->content_obj->getText());

                        //TODO: Find a better way to convert back curly brackets
                        $par_content = str_replace("&#123;","{", $par_content);
                        $par_content = str_replace("&#125;","}", $par_content);

                        $form->getItemByPostVar("par_content")->setValue($par_content);
                }


                $this->tpl->setContent($form->getHTML());
        }
        
        function insert()
        {
                global $ilUser;

                $form = $this->initPropertyForm($this->lng->txt("cont_insert_src"), "create_src", "cancelCreate");

                if ($this->pg_obj->getParentType() == "lm")
                {
                        $this->tpl->setVariable("LINK_ILINK",
                                $this->ctrl->getLinkTargetByClass("ilInternalLinkGUI", "showLinkHelp"));
                        $this->tpl->setVariable("TXT_ILINK", "[".$this->lng->txt("cont_internal_link")."]");
                }

                $this->displayValidationError();

                if (key($_POST["cmd"]) == "create_src")
                {
                        $form->setValuesByPost();

                }
                else{
                        if ($_SESSION["il_text_lang_".$_GET["ref_id"]] != "")
                        {
                                $form->getItemByPostVar("par_language")->setValue($_SESSION["il_text_lang_".$_GET["ref_id"]]);
                        }
                        else
                        {
                                $form->getItemByPostVar("par_language")->setValue($ilUser->getLanguage());
                        }

                        $form->getItemByPostVar("par_showlinenumbers")->setChecked(true);
//                      $form->getItemByPostVar("par_autoindent")->setChecked(true);
                        $form->getItemByPostVar("par_subcharacteristic")->setValue("");
                        $form->getItemByPostVar("par_content")->setValue("");
                }

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


        function update()
        {
                global $ilBench;

                $this->upload_source();

                $ilBench->start("Editor","Paragraph_update");
                // set language and characteristic
                
                $this->content_obj->setLanguage($_POST["par_language"]);
                $this->content_obj->setCharacteristic($_POST["par_characteristic"]);

                //echo "PARupdate:".htmlentities($this->content_obj->input2xml($_POST["par_content"])).":<br>"; exit;

                 
                // set language and characteristic
                $this->content_obj->setLanguage($_POST["par_language"]);
                $this->content_obj->setSubCharacteristic($_POST["par_subcharacteristic"]);
                $this->content_obj->setDownloadTitle(str_replace('"', '', ilUtil::stripSlashes($_POST["par_downloadtitle"])));
                $this->content_obj->setShowLineNumbers($_POST["par_showlinenumbers"]?"y":"n");
                //$this->content_obj->setAutoIndent($_POST["par_autoindent"]?"y":"n");
                $this->content_obj->setSubCharacteristic($_POST["par_subcharacteristic"]);
                        $this->content_obj->setCharacteristic("Code");

                $this->updated = $this->content_obj->setText(
                        $this->content_obj->input2xml($_POST["par_content"], 0, false));

                if ($this->updated !== true)
                {
                        //echo "Did not update!";
                        $ilBench->stop("Editor","Paragraph_update");
                        $this->edit();
                        return;
                }

                $this->updated = $this->pg_obj->update();

                $ilBench->stop("Editor","Paragraph_update");

                if ($this->updated === true && $this->ctrl->getCmd () != "upload" )
                {
                        $this->ctrl->returnToParent($this, "jump".$this->hier_id);
                }
                else
                {
                        $this->edit();
                }
        }
        
        function cancelUpdate()
        {
                $this->ctrl->returnToParent($this, "jump".$this->hier_id);
        }

        function create()
        {       
                $this->content_obj = new ilPCSourceCode($this->getPage());
                $this->content_obj->create($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"];

                $uploaded = $this->upload_source();
                                
                $this->content_obj->setCharacteristic   ($_POST["par_characteristic"]);
                $this->content_obj->setSubCharacteristic($_POST["par_subcharacteristic"]);
                $this->content_obj->setDownloadTitle    (str_replace('"', '', ilUtil::stripSlashes($_POST["par_downloadtitle"])));
                $this->content_obj->setShowLineNumbers  ($_POST["par_showlinenumbers"]?'y':'n');
                $this->content_obj->setCharacteristic   ('Code');
                //$this->content_obj->setAutoIndent     ($_POST["par_autoindent"]?'y':'n');

                if ($uploaded) {
                        $this->insert ();
                        return;
                }
                
                $this->updated = $this->content_obj->setText(
                        $this->content_obj->input2xml($_POST["par_content"], 0, false));
                
                if ($this->updated !== true)
                {
                        $this->insert();
                        return;
                }
                
                $this->updated = $this->pg_obj->update();

                if ($this->updated === true && !$uploaded)
                {
                        $this->ctrl->returnToParent($this, "jump".$this->hier_id);
                }
                else
                {
                        $this->insert ();
                }
        }
        
        function cancelCreate()
        {
                $this->ctrl->returnToParent($this, "jump".$this->hier_id);
        }
                
        function upload_source () {             
                if (isset($_FILES['userfile']['name']))
                {
                        $userfile = $_FILES['userfile']['tmp_name'];
                        
                        if ($userfile == "" || !is_uploaded_file($userfile))
                        {
                                $error_str = "<b>Error(s):</b><br>Upload error: file name must not be empty!";
                                $this->tpl->setVariable("MESSAGE", $error_str);
                                $this->content_obj->setText($this->content_obj->input2xml(stripslashes($_POST["par_content"]), 0, false));
                                return false;
                        }

                        $_POST["par_content"] = file_get_contents($userfile);                                                           
                        $_POST["par_downloadtitle"] = $_FILES['userfile']['name'];                      
                        return true;
                }                               
                
                return false;
        }


        function getProgLangOptions()
        {
                $prog_langs = array(
                        "" => "other");
                include_once("./Services/UIComponent/SyntaxHighlighter/classes/class.ilSyntaxHighlighter.php");
                foreach (ilSyntaxHighlighter::getSupportedLanguagesV51() as $k => $v)
                {
                        $prog_langs[$k] = $v;
                }
                return $prog_langs;
        }

        function initPropertyForm($a_title, $a_cmd, $a_cmd_cancel)
        {

                include_once("./Services/Form/classes/class.ilPropertyFormGUI.php");
                $form = new ilPropertyFormGUI();
                $form->setTitle($a_title);
                $form->setFormAction($this->ctrl->getFormAction($this, $a_cmd));
                $form->addCommandButton($a_cmd,$this->lng->txt("save"));
                $form->addCommandButton($a_cmd_cancel,$this->lng->txt("cancel"));


                require_once("Services/MetaData/classes/class.ilMDLanguageItem.php");
                $lang_var = ilMDLanguageItem::_getLanguages();
                include_once("./Services/Form/classes/class.ilSelectInputGUI.php");
                $lang = new ilSelectInputGUI($this->lng->txt("language"),"par_language");
                $lang->setOptions($lang_var);
                $form->addItem($lang);

                $prog_langs = $this->getProgLangOptions();
                $code_style = new ilSelectInputGUI( $this->lng->txt("cont_src"), "par_subcharacteristic");
                $code_style->setOptions($prog_langs);
                $form->addItem($code_style);
                include_once("./Services/Form/classes/class.ilSelectInputGUI.php");
                $line_number = new ilCheckboxInputGUI($this->lng->txt("cont_show_line_numbers"), "par_showlinenumbers");
                $form->addItem($line_number);
                //$indent = new ilCheckboxInputGUI($this->lng->txt("cont_autoindent"), "par_autoindent");
                //$form->addItem($indent);


                include_once("./Services/Form/classes/class.ilSelectInputGUI.php");
                $code = new ilTextAreaInputGUI("", "par_content");
                $code->setRows(12);
                $form->addItem($code);

                include_once("./Services/Form/classes/class.ilTextInputGUI.php");
                $downlaod_title = new ilTextInputGUI($this->lng->txt("cont_download_title"), "par_downloadtitle");
                $downlaod_title->setSize(40);
                $form->addItem($downlaod_title);

                include_once("./Services/Form/classes/class.ilFileInputGUI.php");
                $file = new ilFileInputGUI($this->lng->txt("import_file"), "userfile");
                $form->addItem($file);

                return $form;
        }
}