class.ilAnswerWizardInputGUI.php

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

require_once 'Services/UIComponent/Glyph/classes/class.ilGlyphGUI.php';

class ilAnswerWizardInputGUI extends ilTextInputGUI
{
        protected $values = array();
        protected $allowMove = false;
        protected $singleline = true;
        protected $qstObject = null;
        protected $minvalue = false;
        protected $minvalueShouldBeGreater = false;

        function __construct($a_title = "", $a_postvar = "")
        {
                parent::__construct($a_title, $a_postvar);
                $this->setSize('25');
                $this->validationRegexp = "";
        }

        function setValue($a_value)
        {
                $this->values = array();
                if (is_array($a_value))
                {
                        if (is_array($a_value['answer']))
                        {
                                foreach ($a_value['answer'] as $index => $value)
                                {
                                        include_once "./Modules/TestQuestionPool/classes/class.assAnswerBinaryStateImage.php";
                                        $answer = new ASS_AnswerBinaryStateImage($value, $a_value['points'][$index], $index, 1, $a_value['imagename'][$index]);
                                        array_push($this->values, $answer);
                                }
                        }
                }
        }

        function setValues($a_values)
        {
                $this->values = $a_values;
        }

        function getValues()
        {
                return $this->values;
        }

        function setSingleline($a_value)
        {
                $this->singleline = $a_value;
        }

        function getSingleline()
        {
                return $this->singleline;
        }

        function setQuestionObject($a_value)
        {
                $this->qstObject =& $a_value;
        }

        function getQuestionObject()
        {
                return $this->qstObject;
        }

        function setAllowMove($a_allow_move)
        {
                $this->allowMove = $a_allow_move;
        }

        function getAllowMove()
        {
                return $this->allowMove;
        }

        function setMinvalueShouldBeGreater($a_bool)
        {
                $this->minvalueShouldBeGreater = $a_bool;
        }

        function minvalueShouldBeGreater()
        {
                return $this->minvalueShouldBeGreater;
        }
        function setMinValue($a_minvalue)
        {
                $this->minvalue = $a_minvalue;
        }

        function getMinValue()
        {
                return $this->minvalue;
        }
        function checkInput()
        {
                global $lng;
                $this->sanitizeSuperGlobalSubmitValue();
                $foundvalues = $_POST[$this->getPostVar()];
                if (is_array($foundvalues))
                {
                        // check answers
                        if (is_array($foundvalues['answer']))
                        {
                                foreach ($foundvalues['answer'] as $aidx => $answervalue)
                                {
                                        if ((strlen($answervalue)) == 0)
                                        {
                                                $this->setAlert($lng->txt("msg_input_is_required"));
                                                return FALSE;
                                        }
                                }
                        }
                        // check points
                        $max = 0;
                        if (is_array($foundvalues['points']))
                        {
                                foreach ($foundvalues['points'] as $points)
                                {
                                        if ($points > $max) $max = $points;
                                        if (((strlen($points)) == 0) || (!is_numeric($points))) 
                                        {
                                                $this->setAlert($lng->txt("form_msg_numeric_value_required"));
                                                return FALSE;
                                        }
                                        if ($this->minvalueShouldBeGreater())
                                        {
                                                if (trim($points) != "" &&
                                                        $this->getMinValue() !== false &&
                                                        $points <= $this->getMinValue())
                                                {
                                                        $this->setAlert($lng->txt("form_msg_value_too_low"));

                                                        return false;
                                                }
                                        }
                                        else
                                        {
                                                if (trim($points) != "" &&
                                                        $this->getMinValue() !== false &&
                                                        $points < $this->getMinValue())
                                                {
                                                        $this->setAlert($lng->txt("form_msg_value_too_low"));

                                                        return false;

                                                }
                                        }
                                }
                        }
                        if ($max == 0)
                        {
                                $this->setAlert($lng->txt("enter_enough_positive_points"));
                                return false;
                        }
                }
                else
                {
                        $this->setAlert($lng->txt("msg_input_is_required"));
                        return FALSE;
                }
                
                return $this->checkSubItemsInput();
        }

        function insert(&$a_tpl)
        {
                global $lng;
                
                $tpl = new ilTemplate($this->getTemplate(), true, true, "Modules/TestQuestionPool");
                $i = 0;
                foreach ($this->values as $value)
                {
                        if ($this->getSingleline())
                        {
                                if (is_object($value))
                                {
                                        $tpl->setCurrentBlock("prop_text_propval");
                                        $tpl->setVariable("PROPERTY_VALUE", ilUtil::prepareFormOutput($value->getAnswertext()));
                                        $tpl->parseCurrentBlock();
                                        $tpl->setCurrentBlock("prop_points_propval");
                                        $tpl->setVariable("PROPERTY_VALUE", ilUtil::prepareFormOutput($value->getPoints()));
                                        $tpl->parseCurrentBlock();
                                }
                                $tpl->setCurrentBlock('singleline');
                                $tpl->setVariable("SIZE", $this->getSize());
                                $tpl->setVariable("SINGLELINE_ID", $this->getPostVar() . "[answer][$i]");
                                $tpl->setVariable("SINGLELINE_ROW_NUMBER", $i);
                                $tpl->setVariable("SINGLELINE_POST_VAR", $this->getPostVar());
                                $tpl->setVariable("MAXLENGTH", $this->getMaxLength());
                                if ($this->getDisabled())
                                {
                                        $tpl->setVariable("DISABLED_SINGLELINE", " disabled=\"disabled\"");
                                }
                                $tpl->parseCurrentBlock();
                        }
                        else if (!$this->getSingleline())
                        {
                                if (is_object($value))
                                {
                                        $tpl->setCurrentBlock("prop_points_propval");
                                        $tpl->setVariable("PROPERTY_VALUE", ilUtil::prepareFormOutput($value->getPoints()));
                                        $tpl->parseCurrentBlock();
                                }
                                $tpl->setCurrentBlock('multiline');
                                $tpl->setVariable("PROPERTY_VALUE", $this->qstObject->prepareTextareaOutput($value->getAnswertext()));
                                $tpl->setVariable("MULTILINE_ID", $this->getPostVar() . "[answer][$i]");
                                $tpl->setVariable("MULTILINE_ROW_NUMBER", $i);
                                $tpl->setVariable("MULTILINE_POST_VAR", $this->getPostVar());
                                if ($this->getDisabled())
                                {
                                        $tpl->setVariable("DISABLED_MULTILINE", " disabled=\"disabled\"");
                                }
                                $tpl->parseCurrentBlock();
                        }
                        if ($this->getAllowMove())
                        {
                                $tpl->setCurrentBlock("move");
                                $tpl->setVariable("CMD_UP", "cmd[up" . $this->getFieldId() . "][$i]");
                                $tpl->setVariable("CMD_DOWN", "cmd[down" . $this->getFieldId() . "][$i]");
                                $tpl->setVariable("ID", $this->getPostVar() . "[$i]");
                                $tpl->setVariable("UP_BUTTON", ilGlyphGUI::get(ilGlyphGUI::UP));
                                $tpl->setVariable("DOWN_BUTTON", ilGlyphGUI::get(ilGlyphGUI::DOWN));
                                $tpl->parseCurrentBlock();
                        }
                        $tpl->setCurrentBlock("row");
                        $tpl->setVariable("POST_VAR", $this->getPostVar());
                        $tpl->setVariable("ROW_NUMBER", $i);
                        $tpl->setVariable("ID", $this->getPostVar() . "[answer][$i]");
                        $tpl->setVariable("POINTS_ID", $this->getPostVar() . "[points][$i]");
                        $tpl->setVariable("CMD_ADD", "cmd[add" . $this->getFieldId() . "][$i]");
                        $tpl->setVariable("CMD_REMOVE", "cmd[remove" . $this->getFieldId() . "][$i]");
                        if ($this->getDisabled())
                        {
                                $tpl->setVariable("DISABLED_POINTS", " disabled=\"disabled\"");
                        }
                        $tpl->setVariable("ADD_BUTTON", ilGlyphGUI::get(ilGlyphGUI::ADD));
                        $tpl->setVariable("REMOVE_BUTTON", ilGlyphGUI::get(ilGlyphGUI::REMOVE));
                        $tpl->parseCurrentBlock();
                        $i++;
                }

                $tpl->setVariable("ELEMENT_ID", $this->getPostVar());
                $tpl->setVariable("ANSWER_TEXT", $this->getTextInputLabel($lng));
                $tpl->setVariable("POINTS_TEXT", $this->getPointsInputLabel($lng));
                $tpl->setVariable("COMMANDS_TEXT", $lng->txt('actions'));

                $a_tpl->setCurrentBlock("prop_generic");
                $a_tpl->setVariable("PROP_GENERIC", $tpl->get());
                $a_tpl->parseCurrentBlock();
                
                global $tpl;
                $tpl->addJavascript("./Services/Form/js/ServiceFormWizardInput.js");
                $tpl->addJavascript("./Modules/TestQuestionPool/templates/default/answerwizard.js");
        }

        protected function getTextInputLabel($lng)
        {
                return $lng->txt('answer_text');
        }

        protected function getPointsInputLabel($lng)
        {
                return $lng->txt('points');
        }

        protected function getTemplate()
        {
                return "tpl.prop_answerwizardinput.html";
        }
        
        protected function sanitizeSuperGlobalSubmitValue()
        {
                if( isset($_POST[$this->getPostVar()]) && is_array($_POST[$this->getPostVar()]) )
                {
                        $_POST[$this->getPostVar()] = ilUtil::stripSlashesRecursive($_POST[$this->getPostVar()]);
                }
        }
}