<?php
# Lifter002: TODO
# Lifter007: TODO
# Lifter003: TODO
# Lifter010: TODO
/**
 * Library for template gui
 *
 * @author      JPWowra
 *
 * @copyright   2004 Stud.IP-Project
 * @access      public
 * @package     evaluation
 * @modulegroup evaluation_modules
 *
 */

// +--------------------------------------------------------------------------+
// This file is part of Stud.IP
// Copyright (C) 2001-2004 Stud.IP
// +--------------------------------------------------------------------------+
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or any later version.
// +--------------------------------------------------------------------------+
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
// +--------------------------------------------------------------------------+

use Studip\Button, Studip\LinkButton;

class EvalTemplateGUI
{
    public function __construct()
    {
        $this->BR = new HTMpty("br");
        $this->command = $this->getPageCommand();
    }

    /**
     * Creates the two (?) template selection lists
     * @param
     */
    public function createSelections(
        $polTemplates,
        $skalaTemplates,
        $normalTemplates,
        $freeTemplates,
        $myuserid
    )
    {

        global $evalID;

        $form = new HTM("form");

        $form->attr("action", URLHelper::getLink("?page=edit&evalID=" . $evalID));
        $form->attr("method", "post");
        $form->html(CSRFProtection::tokenTag());

        $table = new HTML("table");
        $table->addAttr("border", "0");
        $table->addAttr("cellpadding", "2");
        $table->addAttr("cellspacing", "0");

        $table->addAttr("width", "100%");
        $tr = new HTML ("tr");
        $td = new HTML ("td");
        $td->addAttr("align", "right");

        /* Polskalen ------------------------------------------------ */
        $b = new HTM("b");
        $b->cont(_("Polskala"));
        $td->addContent($b);
        $tr->addContent($td);

        $td = new HTML ("td");

        /* create button ------------------------------------ */
        $input = new HTMpty("input");
        $input->attr("type", "image");
        $input->attr("name", "template_createpol_scale_button");
        $input->attr("border", "0");
        $input->attr("style", "vertical-align:middle;");
        $input->stri(tooltip(_("Neue Vorlage erstellen."), TRUE));
        $input->attr("src", EVAL_PIC_ADD_TEMPLATE);

        $td->addContent($input);
        $tr->addContent($td);
        $table->addContent($tr);

        if (!empty($polTemplates)) {
            $tr = new HTML ("tr");
            $td = new HTML ("td");
            $td->addAttr("align", "right");

            $select = new HTM("select");
            $select->attr("name", "template");
            $select->attr("size", "1");
            foreach ($polTemplates as $templatearray) {
                $option = new HTM("option");
                $select->attr("name", "template_editpol_scale");
                $option->attr("value", $templatearray[0]);
                $option->cont("$templatearray[1]");
                $select->cont($option);
            }
            $td->addContent($select);
            $tr->addContent($td);
            $td = new HTML ("td");

            /* edit button ----------------------------------- */
            $input = new HTMpty("input");
            $input->attr("type", "image");
            $input->attr("name", "template_editpol_scale_button");
            $input->attr("border", "0");
            $input->attr("style", "vertical-align:middle;");
            $input->stri(tooltip(_("Ausgewählte Vorlage bearbeiten."), TRUE));
            $input->attr("src", EVAL_PIC_EDIT);

            $td->addContent($input);
            $tr->addContent($td);
            $table->addContent($tr);
        }
        /* end: Polskalen ----------------------------------------------- */


        /* Likertskalen ------------------------------------------------- */
        $td = new HTML ("td");
        $td->addAttr("align", "right");
        $td->addAttr("class", "content_body");
        $tr = new HTML ("tr");

        $b = new HTM("b");
        $b->cont(_("Likertskala"));
        $td->addContent($b);
        $tr->addContent($td);

        $td = new HTML ("td");
        $td->addAttr("class", "content_body");

        /* create button ------------------------------------ */
        $input = new HTMpty("input");
        $input->attr("type", "image");
        $input->attr("name", "template_createlikert_scale_button");
        $input->attr("border", "0");
        $input->attr("style", "vertical-align:middle;");
        $input->stri(tooltip(_("Neue Vorlage erstellen."), TRUE));
        $input->attr("src", EVAL_PIC_ADD_TEMPLATE);

        $td->addContent($input);
        $tr->addContent($td);
        $table->addContent($tr);

        if (!empty($skalaTemplates)) {
            $td = new HTML ("td");
            $tr = new HTML ("tr");
            $td->addAttr("align", "right");
            $select = new HTM("select");
            $select->attr("name", "template");
            $select->attr("size", "1");

            foreach ($skalaTemplates as $templatearray) {
                $option = new HTM("option");
                $select->attr("name", "template_editlikert_scale");
                $option->attr("value", $templatearray[0]);
                $option->cont("$templatearray[1]");
                $select->cont($option);
            }
            $td->addContent($select);
            $tr->addContent($td);

            $td = new HTML ("td");
            $input = new HTMpty("input");
            $input->attr("type", "image");
            $input->attr("name", "template_editlikert_scale_button");
            $input->attr("border", "0");
            $input->attr("style", "vertical-align:middle;");
            $input->stri(tooltip(_("Ausgewählte Vorlage bearbeiten."), TRUE));
            $input->attr("src", EVAL_PIC_EDIT);

            $td->addContent($input);
            $tr->addContent($td);
            $table->addContent($tr);
        }
        /* end: Likertskalen ----------------------------------------------- */


        /* Normale / Multiplechoice ---------------------------------------- */
        $td = new HTML ("td");
        $td->addAttr("class", "content_body");
        $tr = new HTML ("tr");
        $td->addAttr("align", "right");

        $b = new HTM("b");
        $b->cont(_("Multiple Choice"));
        $td->addContent($b);
        $tr->addContent($td);

        $td = new HTML ("td");
        $td->addAttr("class", "content_body");

        /* create button ------------------------------------ */
        $input = new HTMpty("input");
        $input->attr("type", "image");
        $input->attr("name", "template_createnormal_scale_button");
        $input->attr("border", "0");
        $input->attr("style", "vertical-align:middle;");
        $input->stri(tooltip(_("Neue Vorlage erstellen."), TRUE));
        $input->attr("src", EVAL_PIC_ADD_TEMPLATE);

        $td->addContent($input);
        $tr->addContent($td);
        $table->addContent($tr);

        if (!empty($normalTemplates)) {
            $td = new HTML ("td");
            $tr = new HTML ("tr");
            $td->addAttr("align", "right");
            $select = new HTM("select");
            $select->attr("name", "template");
            $select->attr("size", "1");

            foreach ($normalTemplates as $templatearray) {
                $option = new HTM("option");
                $select->attr("name", "template_editnormal_scale");
                $option->attr("value", $templatearray[0]);
                $option->cont("$templatearray[1]");
                $select->cont($option);
            }
            $td->addContent($select);
            $tr->addContent($td);
            $td = new HTML ("td");

            /* edit button */
            $input = new HTMpty("input");
            $input->attr("type", "image");
            $input->attr("name", "template_editnormal_scale_button");
            $input->attr("border", "0");
            $input->attr("style", "vertical-align:middle;");
            $input->stri(tooltip(_("Ausgewählte Vorlage bearbeiten."), TRUE));
            $input->attr("src", EVAL_PIC_EDIT);

            $td->addContent($input);
            $tr->addContent($td);
            $table->addContent($tr);
        }
        /* end: Normale / Multiplechoice-------------------------------------- */


        /* Freitext ----------------------------------------------------- */

        $td = new HTML ("td");
        $td->addAttr("class", "content_body");
        $tr = new HTML ("tr");
        $td->addAttr("align", "right");

        $b = new HTM("b");
        $b->cont(_("Freitext-Antwort"));
        $td->addContent($b);
        $tr->addContent($td);

        $td = new HTML ("td");
        $td->addAttr("class", "content_body");
        $input = new HTMpty("input");
        $input->attr("type", "image");
        $input->attr("name", "template_createfree_scale_button");
        $input->attr("border", "0");
        $input->attr("style", "vertical-align:middle;");
        $input->stri(tooltip(_("Neue Vorlage erstellen."), TRUE));
        $input->attr("src", EVAL_PIC_ADD_TEMPLATE);
        $td->addContent($input);
        $tr->addContent($td);
        $table->addContent($tr);

        if (!empty($freeTemplates)) {
            $td = new HTML ("td");
            $tr = new HTML ("tr");
            $td->addAttr("align", "right");

            $select = new HTM("select");
            $select->attr("name", "template");
            $select->attr("size", "1");

            foreach ($freeTemplates as $templatearray) {
                $option = new HTM("option");
                $select->attr("name", "template_editfree_scale");
                $option->attr("value", $templatearray[0]);
                $option->cont("$templatearray[1]");
                $select->cont($option);
            }
            $td->addContent($select);
            $tr->addContent($td);
            $td = new HTML ("td");

            $input = new HTMpty("input");
            $input->attr("type", "image");
            $input->attr("name", "template_editfree_scale_button");
            $input->attr("border", "0");
            $input->attr("style", "vertical-align:middle;");
            $input->stri(tooltip(_("Ausgewählte Vorlage bearbeiten."), TRUE));
            $input->attr("src", EVAL_PIC_EDIT);
            $td->addContent($input);
            $tr->addContent($td);
            $table->addContent($tr);
        }
        /* end: Freitext -------------------------------------- */

        $form->cont($table);

        return $form;
    }

    /**
     * Creates the form for the template
     * @param
     */
    public function createTemplateForm(&$question, $onthefly = "")
    {
        global $evalID, $itemID;

        $type = $question->getType();
        $tableA = new HTM("table");
        $tableA->attr("border", "0");
        $tableA->attr("cellpadding", "2");
        $tableA->attr("cellspacing", "0");
        $tableA->attr("width", "100%");

        $trA = new HTM("tr");
        $tdA = new HTM("td");
        $tdA->attr("class", "table_header_bold");
        $tdA->attr("align", "left");
        if ($onthefly) {
            $tdA->html(_("<b>Freie Antworten definieren</b>"));
        } else {
            $isCreate = mb_strstr($this->getPageCommand(), "create");
            $tdA->html("<b>");
            switch ($type) {
                case EVALQUESTION_TYPE_MC:
                    //$answer = $question->getChild();
                    //if ($answer->isFreetext ()) {}
                    //else
                    $tdA->html($isCreate
                        ? _("Multiple Choice erstellen")
                        : _("Multiple Choice bearbeiten"));
                    break;
                case EVALQUESTION_TYPE_LIKERT:
                    $tdA->html($isCreate
                        ? _("Likertskala erstellen")
                        : _("Likertskala bearbeiten"));
                    break;
                case EVALQUESTION_TYPE_POL:
                    $tdA->html($isCreate
                        ? _("Polskala erstellen")
                        : _("Polskala bearbeiten"));
                    break;
            }
            $tdA->html("</b>");
        }
        $trA->cont($tdA);
        $tableA->cont($trA);

        $trA = new HTM("tr");
        $tdA = new HTM("td");

        $form = new HTM("form");
        $form->attr("action", URLHelper::getLink('', ['page' => 'edit', 'evalID' => $evalID, 'itemID' => $itemID]));

        $form->attr("method", "post");
        $form->html(CSRFProtection::tokenTag());
        /* template name --------------------------------- */
        if ($onthefly != 1) {
            $b = new HTM("b");
            $b->cont(_("Name") . ": ");
            $form->cont($b);
            $input = new HTMpty("input");
            $input->attr("type", "text");
            $input->attr("name", "template_name");
            $input->attr("value", $question->getText());
            $input->attr("style", "vertical-align:middle;");
            $input->attr("size", 22);
            $input->attr("maxlength", 22);
            $input->attr("tabindex", 1);
            $form->cont($input);
        } else {
            $input = new HTMpty("input");
            $input->attr("type", "hidden");
            $input->attr("name", "template_name");
            $input->attr("value", $question->getText());
            $form->cont($input);

            $input = new HTMpty("input");
            $input->attr("type", "hidden");
            $input->attr("name", "onthefly");
            $input->attr("value", $onthefly);
            $form->cont($input);
        }

        $input = new HTMpty("input");
        $input->attr("type", "hidden");
        $input->attr("name", "template_id");
        $input->attr("value", $question->getObjectID());
        $form->cont($input);

        $input = new HTMpty("input");
        $input->attr("type", "hidden");
        $input->attr("name", "template_type");
        $input->attr("value", $question->getType());
        $form->cont($input);

        $input = new HTMpty("input");
        $input->attr("type", "hidden");
        $input->attr("name", "template_residual");
        $input->attr("value", NO);
        $form->cont($input);

        $input = new HTMpty("input");
        $input->attr("type", "hidden");
        $input->attr("name", "template_position");
        $input->attr("value", $question->getPosition());
        $form->cont($input);

        $input = new HTMpty("input");
        $input->attr("type", "hidden");
        $input->attr("name", "parentID");
        $input->attr("value", $question->getParentID());
        $form->cont($input);

        if ($onthefly != 1) {
            $img = new HTMpty("img");
            $img->attr("src", Icon::create('info-circle', 'inactive')->asImagePath(16));
            $img->attr("class", "middle");
            $img->stri(tooltip(_("Geben Sie hier einen Namen für Ihre Vorlage ein. Wenn Sie eine systemweite Vorlage bearbeiten, und speichern, wird eine neue Vorlage für Sie persönlich angelegt."),
                FALSE, TRUE));
            $form->cont($img);
            $form->cont($this->BR);
        }
        if ($type == EVALQUESTION_TYPE_MC) {
            /* multiple - radiobuttons ----------------------- */
            $form->cont($this->createSubHeadline
            (_("Mehrfachantwort erlaubt") . ": "));
            $radio = new HTMpty("input");
            $radio->attr("type", "radio");
            $radio->attr("name", "template_multiple");
            $radio->attr("value", YES);
            $question->isMultiplechoice()
                ? $radio->attr("checked") : 0;
            $form->cont($radio);
            $form->cont(_("ja"));

            $radio = new HTMpty("input");
            $radio->attr("type", "radio");
            $radio->attr("name", "template_multiple");
            $radio->attr("value", NO);
            $question->isMultiplechoice()
                ? 0 : $radio->attr("checked");
            $form->cont($radio);
            $form->cont(_("nein"));
            $form->cont($this->BR);
            /*end:  multiple - radiobuttons -------------------- */

            /* show multiple choice checkboxes & answers------------------------- */
            $form->cont($this->createSubHeadline(_("Antworten") . ": "));
            for ($i = 0; $answer = $question->getNextChild(); $i++) {
                $form->cont(($i < 9 ? "0" : "") . ($i + 1) . ". ");
                $input = new HTMpty("input");
                $input->attr("type", "text");
                $input->attr("name", "template_answers[" . $i . "][text]");
                $input->attr("value", $answer->getText());
                $input->attr("size", 23);
                $input->attr("tabindex", $i + 2);
                $form->cont($input);
                $input = new HTMpty("input");
                $input->attr("type", "checkbox");
                $input->attr("name", "template_delete_answers[" . $i . "]");
                $input->attr("value", $answer->getObjectID());
                $form->cont($input);

                $input = new HTMpty("input");
                $input->attr("type", "hidden");
                $input->attr("name", "template_answers[" . $i . "][answer_id]");
                $input->attr("value", $answer->getObjectID());
                $form->cont($input);
                $form->cont($this->BR);
            }
            /* ------------------------- end: multiple choice checkboxes &answers */

            /* add button ------------------------------------ */
            $input = new HTMpty("input");
            $input->attr("type", "image");
            $input->attr("name", "template_add_answers_button");
            $input->addAttr("src", EVAL_PIC_ADD);
            $input->attr("border", "0");
            $input->attr("style", "vertical-align:middle;");
            $form->html("&nbsp;");
            $form->cont($input);

            /* add number of answers - list ------------------ */
            $select = new HTM("select");
            $select->attr("name", "template_add_num_answers");
            $select->attr("size", "1");
            $select->attr("style", "vertical-align:middle;");
            for ($i = 1; $i <= 10; $i++) {
                $option = new HTM("option");
                $option->attr("value", $i);
                $option->cont($i);
                $select->cont($option);
            }
            $form->cont($select);

            /* delete button --------------------------------- */
            $input = new HTMpty("input");
            $input->attr("type", "image");
            $input->attr("name", "template_delete_answers_button");
            $input->addAttr("src", EVAL_PIC_REMOVE);
            $input->attr("border", "0");
            $input->attr("style", "vertical-align:middle;");
            $form->html("&nbsp;");
            $form->cont($input);
            $form->cont($this->BR);
        } else {
            if ($type == EVALQUESTION_TYPE_POL) {
                $form->cont($this->createSubHeadline(_("Antworten") . ": "));
                /* answers --------------------------------------- */
                $isResidual = NO;
                for ($i = 0; $answer = $question->getNextChild(); $i++) {
                    /*Einbau der Residualkategorie hier komplizierter*/
                    $residualAnswer = $answer;
                    if (!$answer->isResidual()) {
                        if ($i == 0 || $i >= ($question->getNumberChildren() - 2)) {
                            if ($i == 0) {
                                $form->cont(_("Beschriftung erste Antwort"));
                                $input = new HTMpty("input");
                                $input->attr("type", "text");
                                $input->attr("name", "template_answers[0][text]");
                                $input->attr("value", $answer->getText());
                                $input->attr("size", 29);
                                $form->cont($input);
                                $input = new HTMpty("input");
                                $input->attr("type", "hidden");
                                $input->attr("name", "template_answers[0][answer_id]");
                                $input->attr("value", $answer->getObjectID());
                                $form->cont($input);
                                $form->cont($this->BR);
                            } else {

                                if ($answer->getText() == "") {
                                    $oldid = $answer->getObjectID();
                                    //continue;
                                } else {
                                    $form->cont(_("Beschriftung letzte Antwort"));
                                    $lastone = -1;
                                    $input = new HTMpty("input");
                                    $input->attr("type", "text");
                                    $input->attr("name", "template_answers[1][text]");
                                    $input->attr("value", $answer->getText());
                                    $input->attr("size", 29);
                                    $form->cont($input);
                                    $input = new HTMpty("input");
                                    $input->attr("type", "hidden");
                                    $input->attr("name", "template_answers[1][answer_id]");
                                    $input->attr("value", $answer->getObjectID());
                                    $form->cont($input);
                                }

                            }

                        }

                    } else {
                        $isResidual = YES;

                    }
                    if ($lastone != -1 && $i == ($question->getNumberChildren() - 1)) {
                        $form->cont(_("Beschriftung letzte Antwort"));
                        $lastone = YES;
                        $input = new HTMpty("input");
                        $input->attr("type", "text");
                        $input->attr("name", "template_answers[1][text]");
                        $input->attr("value", "");
                        $input->attr("size", 29);
                        $form->cont($input);
                        $input = new HTMpty("input");
                        $input->attr("type", "hidden");
                        $input->attr("name", "template_answers[1][answer_id]");
                        $input->attr("value", $oldid);
                        $form->cont($input);
                    }
                }
                $form->cont($this->BR);
                $form->cont($this->
                createSubHeadline(_("Anzahl Abstufungen") . ": "));
                /* NUMBER OF ANSWERS------------------------------------------ */
                $select = new HTM("select");
                $select->attr("name", "template_add_num_answers");
                $select->attr("size", "1");
                $select->attr("style", "vertical-align:middle;");
                if ($isResidual == YES) {
                    $res = 1;
                }
                for ($i = 4; $i <= 20; $i++) {
                    $option = new HTM("option");
                    $option->attr("value", $i);
                    $option->cont($i);
                    if ($i == $question->getNumberChildren() - $res)
                        $option->addAttr("selected", "selected");
                    $select->cont($option);
                }
                $form->cont($select);
                $form->cont($this->BR);


            }
            if ($type == EVALQUESTION_TYPE_LIKERT) {
                $form->cont($this->createSubHeadline(_("Antworten") . ": "));
                $residualAnswer = NULL;
                $isResidual = NO;
                for ($i = 0; $answer = $question->getNextChild(); $i++) {
                    if (!$answer->isResidual()) {
                        $form->cont(($i < 9 ? "0" : "") . ($i + 1) . ". ");
                        $input = new HTMpty("input");
                        $input->attr("type", "text");
                        $input->attr("name", "template_answers[" . $i . "][text]");
                        $input->attr("value", $answer->getText());
                        $input->attr("size", 23);
                        $input->attr("tabindex", $i + 2);
                        $form->cont($input);
                        $input = new HTMpty("input");
                        $input->attr("type", "checkbox");
                        $input->attr("name", "template_delete_answers[" . $i . "]");
                        $input->attr("value", $answer->getObjectID());
                        $form->cont($input);
                        $input = new HTMpty("input");
                        $input->attr("type", "hidden");
                        $input->attr("name", "template_answers[" . $i . "][answer_id]");
                        $input->attr("value", $answer->getObjectID());
                        $form->cont($input);
                        $form->cont($this->BR);
                        if (!$residualAnswer)
                            $residualAnswer = $answer;
                    } else {
                        $i--;
                        $isResidual = YES;
                        $residualAnswer = $answer;
                    }
                }

                /* add button ------------------------------------ */
                $input = new HTMpty("input");
                $input->attr("type", "image");
                $input->attr("name", "template_add_answers_button");
                $input->addAttr("src", EVAL_PIC_ADD);

                $input->attr("border", "0");
                $input->attr("style", "vertical-align:middle;");
                $form->html("&nbsp;");
                $form->cont($input);

                /* add number of answers - list ------------------ */
                $select = new HTM("select");
                $select->attr("name", "template_add_num_answers");
                $select->attr("size", "1");
                $select->attr("style", "vertical-align:middle;");
                for ($i = 1; $i <= 10; $i++) {
                    $option = new HTM("option");
                    $option->attr("value", $i);
                    $option->cont($i);
                    $select->cont($option);
                }
                $form->cont($select);

                /* delete answers button --------------------------------- */
                $input = new HTMpty("input");
                $input->attr("type", "image");
                $input->attr("name", "template_delete_answers_button");
                $input->addAttr("src", EVAL_PIC_REMOVE);
                $input->attr("border", "0");
                $input->attr("style", "vertical-align:middle;");
                $form->html("&nbsp;");
                $form->cont($input);
                $form->cont($this->BR);


            }

        }
        if ($type == EVALQUESTION_TYPE_LIKERT || $type == EVALQUESTION_TYPE_POL) {
            /* residual category ------------------------------------ */
            $form->cont($this->createSubHeadline(_("Ausweichantwort") . ": "));

            /* residual - radiobuttons ------------------------------ */
            $radio = new HTMpty("input");
            $radio->attr("type", "radio");
            $radio->attr("name", "template_residual");
            $radio->attr("value", YES);

            $value = $isResidual ? "checked" : "unchecked";
            $radio->attr($value);

            $form->cont($radio);
            $form->cont(_("ja") . ":");

            /* residual text field -------------> */
            $input = new HTMpty("input");
            $input->attr("type", "text");
            $input->attr("name", "template_residual_text");
            if ($isResidual)
                $input->attr("value", $residualAnswer->getText());
            else
                $input->attr("value", "");
            $input->attr("size", 22);
            $form->cont($input);
            /* <------------- residual text field */
            $form->cont($this->BR);
            $radio = new HTMpty("input");
            $radio->attr("type", "radio");
            $radio->attr("name", "template_residual");
            $radio->attr("value", NO);

            $value = $value == "unchecked" ? "checked" : "unchecked";
            $radio->attr($value);

            $form->cont($radio);
            $form->cont(_("nein"));
            /*end:  residual - radiobuttons -------------------- */

            $input = new HTMpty("input");
            $input->attr("type", "hidden");
            $input->attr("name", "template_residual_id");
            $input->attr("value", $residualAnswer->getObjectID);
            $form->cont($input);
            /*end:  residual - kategorie -------------------- */
        }
        /* uebernehmen button ---------------------------- */
        if ($onthefly == 1) {
            $input = new HTMpty("input");
            $input->attr("type", "hidden");
            $input->attr("name", "cmd");
            $input->attr("value", "QuestionAnswersCreated");
            $form->cont($input);

            $input = Button::create(_('Übernehmen'),
                'template_save2_button');
        } else {
            $input = Button::create(_('Übernehmen'),
                'template_save_button');
        }

        if (!mb_strstr($this->command, "create")) {
            $showDelete = YES;
            $input2 = Button::createAccept(_('Löschen'),
                'template_delete_button');
        }

        $table = new HTM("table");
        $table->attr("border", "0");
        $table->attr("align", "center");
        $table->attr("cellspacing", "0");
        $table->attr("cellpadding", "3");
        $table->attr("width", "100%");
        $tr = new HTM("tr");
        $td = new HTM("td");
        $td->attr("class", "content_body");
        $td->attr("align", "center");
        $td->cont($input);
        $tr->cont($td);

        if ($showDelete) {
            $td = new HTM("td");
            $td->attr("class", "content_body");
            $td->attr("align", "center");
            $td->cont($input2);
            $tr->cont($td);
        }

        $table->cont($tr);
        $form->cont($table);

        /* ----------------------------------------------- */
        $tdA->cont($form);
        $trA->cont($tdA);
        $tableA->cont($trA);
        return $tableA;

    }


    /**
     * Creates the form for the Polskala templates
     * @param
     */
    public function createTemplateFormFree(&$question)
    {
        global $evalID;
        $answer = $question->getNextChild();

        $tableA = new HTM("table");
        $tableA->attr("border", "0");
        $tableA->attr("cellpadding", "2");
        $tableA->attr("cellspacing", "0");
        $tableA->attr("width", "100%");

        $trA = new HTM("tr");
        $tdA = new HTM("td");
        $tdA->attr("class", "table_header_bold");
        $tdA->attr("align", "left");
        $tdA->html("<b>" . (mb_strstr($this->getPageCommand(), "create")
                ? _("Freitextvorlage erstellen")
                : _("Freitextvorlage bearbeiten")) . "</b>");
        $trA->cont($tdA);
        $tableA->cont($trA);

        $trA = new HTM("tr");
        $tdA = new HTM("td");
        $form = new HTM("form");
        $form->attr("action", URLHelper::getLink("?page=edit&evalID=" . $evalID));
        $form->attr("method", "post");
        $form->html(CSRFProtection::tokenTag());

        $b = new HTM("b");
        $b->cont(_("Name") . ": ");
        $form->cont($b);

        $input = new HTMpty("input");
        $input->attr("type", "text");
        $input->attr("name", "template_name");
        $name = $question->getText();
        $input->attr("value", $question->getText());
        //    $input->attr( "value", $name );
        $input->attr("style", "vertical-align:middle;");
        $input->attr("size", 22);
        $input->attr("maxlength", 22);
        $form->cont($input);

        $input = new HTMpty("input");
        $input->attr("type", "hidden");
        $input->attr("name", "template_id");
        $input->attr("value", $question->getObjectID());
        $form->cont($input);

        $input = new HTMpty("input");
        $input->attr("type", "hidden");
        $input->attr("name", "template_type");
        $input->attr("value", $question->getType());
        $form->cont($input);

        $input = new HTMpty("input");
        $input->attr("type", "hidden");
        $input->attr("name", "template_multiple");
        $input->attr("value", NO);
        $form->cont($input);

        $img = new HTMpty("img");
        $img->attr("src", Icon::create('info-circle', 'inactive')->asImagePath(16));
        $img->attr("class", "middle");
        $img->stri(tooltip(_("Geben Sie hier einen Namen für Ihre Vorlage ein. Ändern Sie den Namen, um eine neue Vorlage anzulegen."),
            FALSE, TRUE));
        $form->cont($img);
        $form->cont($this->BR);

        //$answer = $question->getNextChild();
        //$answer->toString();
        /* Anzahl Zeilen------------------------------------------------------ */
        $form->cont($this->createSubHeadline(_("Anzahl Zeilen") . ": "));

        $select = new HTM("select");
        $select->attr("name", "template_add_num_answers");
        $select->attr("size", "1");
        $select->attr("style", "vertical-align:middle;");
        for ($i = 1; $i <= 25; $i++) {
            $option = new HTM("option");
            $option->attr("value", $i);
            $option->cont($i);
            if ($i == $answer->getRows())
                $option->addAttr("selected", "selected");
            $select->cont($option);
        }
        $form->cont($select);
        $form->cont($this->BR);

        /* uebernehmen / loeschen Button ---------------------------- */
        $input = Button::create(_('Übernehmen'),
            'template_savefree_button');
        $odb = new EvaluationObjectDB();
        //if($odb->getGlobalPerm()=="root"){
        //  $myuserid = 0;
        //}
        //else{
        //   $myuserid = $user->id;
        //}
        //if($question->getParentID()==$myuserid){
        //   $loesch=1;
        if (!mb_strstr($this->command, "create")) {
            $showDelete = YES;
            $input2 = Button::createAccept(_('Löschen'),
                'template_delete_button');
        }

        $table = new HTM("table");
        $table->attr("border", "0");
        $table->attr("align", "center");
        $table->attr("cellspacing", "0");
        $table->attr("cellpadding", "3");
        $table->attr("width", "100%");
        $tr = new HTM("tr");
        $td = new HTM("td");
        $td->attr("class", "content_body");
        $td->attr("align", "center");
        $td->cont($input);
        $tr->cont($td);

        if ($showDelete) {
            $td = new HTM("td");
            $td->attr("class", "content_body");
            $td->attr("align", "center");
            $td->cont($input2);
            $tr->cont($td);
        }
        $table->cont($tr);
        $form->cont($table);

        $tdA->cont($form);
        $trA->cont($tdA);
        $tableA->cont($trA);
        return $tableA;
    }


    /**
     * create a blue headline
     */
    public function createHeadline($text)
    {
        $div = new HTM("div");
        $div->attr("class", "eval_title");
        $div->attr("style", "margin-bottom:4px; margin-top:4px;");
        $div->cont($text);
        return $div;
    }

    /**
     * create a fat-printed sub headline with some space
     */
    public function createSubHeadline($text)
    {
        $div = new HTM("div");
        $div->attr("style", "margin-bottom:4px; margin-top:4px;");
        $b = new HTM("b");
        $b->cont($text);
        $div->cont($b);
        return $div;
    }


    /**
     * creates the infobox
     *
     */
    public function createInfoBox()
    {
        global $evalID, $rangeID;

        if (get_Username($rangeID)) {
            $rangeID = get_Username($rangeID);
        }

        if (empty($rangeID)) {
            $rangeID = get_Username($user->id);
        }

        $actions = new ActionsWidget();
        $actions->addLink(_('Vorschau der Evaluation'),
            URLHelper::getURL('show_evaluation.php',
                ['evalID' => $evalID,
                    'isPreview' => YES]), Icon::create('question-circle', 'clickable'),
            ['target' => $evalID,
                'onClick' => "openEval('" . $evalID . "'); return false;"]);
        $actions->addLink(_('Zurück zur Evaluations-Verwaltung'), URLHelper::getURL('admin_evaluation.php',
            ['page' => 'overview',
                'check_abort_creation_button' => '1',
                'evalID' => $evalID,
                'rangeID' => $rangeID]),
            Icon::create('link-intern', 'clickable'));
        Sidebar::Get()->addWidget($actions);
    }


# Define private functions ================================================== #

    /**
     * creates a new answer
     *
     * @access  private
     * @return  array    the created answer as an array with keys 'answer_id' => new md5 id,
     *                                                            'text' => "",
     *                                                            'counter' => 0,
     *                                                            'correct' => NO
     */
    public function makeNewAnswer()
    {
        return ['answer_id' => md5(uniqid(rand())),
            'text' => rand()
        ];
    }


    /**
     * deletes the answer at position 'pos' from the array 'answers'
     * and modifies the array 'deleteAnswers' respectively
     *
     * @access  public
     * @param array  &$answers the answerarray
     * @param array  &$deleteAnswers the array containing the deleteCheckbox-bool-value for each answer
     * @param int $pos the position of the answer to be deleted
     *
     */
    public function deleteAnswer($pos, &$answers, &$deleteAnswers)
    {

        unset($answers[$pos]);
        if (is_array($deleteAnswers))
            unset($deleteAnswers[$pos]);

        for ($i = $pos; $i < count($answers); $i++) {

            if (!isset($answers[$i])) {
                $answers[$i] = $answers[$i + 1];
                unset($answers[$i + 1]);
                if (is_array($deleteAnswers)) {
                    $deleteAnswers[$i] = $deleteAnswers[$i + 1];
                    unset($deleteAnswers[$i + 1]);
                }
            }
        }
        return;
    }

    /**
     * checks which button was pressed
     *
     * @access  public
     * @returns string   the command "add_answers", "delete_answers", etc.
     *
     */
    public function getPageCommand()
    {
        foreach ($_REQUEST as $key => $value) {
            if (preg_match("/template_(.*)_button?/", $key, $command))
                break;
        }

        $return_command = $command[1];

        // extract the command if theres a questionID in the commandname
        if (preg_match("/(.*)_#(.*)/", $return_command, $new_command))
            $return_command = $new_command[1];


        return $return_command;
    }


    /**
     * Checks if a template with the same name already exists and modifies the
     * text of the template if necessary.
     * @param object $template The template
     * @param object $db The EvaluationQuestionDB
     * @param string $myuserid My userid
     * @param boolean $rootTag If yes, add the root tag if necessary
     * @access   private
     */
    public function setUniqueName(&$question, $db, $myuserid, $rootTag = NO)
    {
        $text = $question->getText();

        /* Add root tag if necessary ----------------------------------------- */
        //if ($rootTag && $myuserid == "0" && !mb_strstr ($text, EVAL_ROOT_TAG))
        //   $question->setText ($text." ".EVAL_ROOT_TAG);
        /* ------------------------------------------------- end: add root tag */

        /* Remove root tag if necessary -------------------------------------- */
        if ($myuserid != "0" && mb_strstr($text, EVAL_ROOT_TAG)) {
            $question->setText(trim(implode("", explode(EVAL_ROOT_TAG, $text))));
        }
        /* ---------------------------------------------- end: remove root tag */

        /* Change text if necessary with increasing number ------------------- */
        $originalName = $question->getText();
        for ($i = 1; $db->titleExists($question->getText(), $myuserid); $i++) {
            $question->setText($originalName . " (" . $i . ")");
        }
        /* -------------------------------------------------- end: change text */
    }

# ==================================================== end: private functions #

}

# Define constants ========================================================== #
/**
 * @const EVAL_ROOT_TAG Specifies the string for taging root templates
 * @access public
 */
define('EVAL_ROOT_TAG', "[R]");
# ===================================================== end: define constants #

# Include all required files ================================================ #
require_once 'lib/evaluation/evaluation.config.php';
require_once HTML;
# ====================================================== end: including files #