Modules/TestQuestionPool/classes/class.assJavaApplet.php

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<?php
/*
   +----------------------------------------------------------------------------+
   | ILIAS open source                                                          |
   +----------------------------------------------------------------------------+
   | Copyright (c) 1998-2001 ILIAS open source, University of Cologne           |
   |                                                                            |
   | 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 (at your option) 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. |
   +----------------------------------------------------------------------------+
*/
include_once "./Modules/TestQuestionPool/classes/class.assQuestion.php";
include_once "./Modules/Test/classes/inc.AssessmentConstants.php";

class assJavaApplet extends assQuestion
{
        var $javaapplet_filename;

        var $java_code;

        var $java_codebase;

        var $java_archive;

        var $java_width;

        var $java_height;

        var $parameters;

        function assJavaApplet(
                $title = "",
                $comment = "",
                $author = "",
                $owner = -1,
                $question = "",
                $javaapplet_filename = ""
        )
        {
                $this->assQuestion($title, $comment, $author, $owner, $question);
                $this->javaapplet_filename = $javaapplet_filename;
                $this->parameters = array();
        }

        function splitParams($params = "")
        {
                $params_array = split("<separator>", $params);
                foreach ($params_array as $pair)
                {
                        if (preg_match("/(.*?)\=(.*)/", $pair, $matches))
                        {
                                switch ($matches[1])
                                {
                                        case "java_code" :
                                                $this->java_code = $matches[2];
                                                break;
                                        case "java_codebase" :
                                                $this->java_codebase = $matches[2];
                                                break;
                                        case "java_archive" :
                                                $this->java_archive = $matches[2];
                                                break;
                                        case "java_width" :
                                                $this->java_width = $matches[2];
                                                break;
                                        case "java_height" :
                                                $this->java_height = $matches[2];
                                                break;
                                }
                                if (preg_match("/param_name_(\d+)/", $matches[1], $found_key))
                                {
                                        $this->parameters[$found_key[1]]["name"] = $matches[2];
                                }
                                if (preg_match("/param_value_(\d+)/", $matches[1], $found_key))
                                {
                                        $this->parameters[$found_key[1]]["value"] = $matches[2];
                                }
                        }
                }
        }

        function buildParams()
        {
                $params_array = array();
                if ($this->java_code)
                {
                        array_push($params_array, "java_code=$this->java_code");
                }
                if ($this->java_codebase)
                {
                        array_push($params_array, "java_codebase=$this->java_codebase");
                }
                if ($this->java_archive)
                {
                        array_push($params_array, "java_archive=$this->java_archive");
                }
                if ($this->java_width)
                {
                        array_push($params_array, "java_width=$this->java_width");
                }
                if ($this->java_height)
                {
                        array_push($params_array, "java_height=$this->java_height");
                }
                foreach ($this->parameters as $key => $value)
                {
                        array_push($params_array, "param_name_$key=" . $value["name"]);
                        array_push($params_array, "param_value_$key=" . $value["value"]);
                }
                return join($params_array, "<separator>");
        }

        function buildParamsOnly()
        {
                $params_array = array();
                if ($this->java_code)
                {
                        array_push($params_array, "java_code=$this->java_code");
                        array_push($params_array, "java_codebase=$this->java_codebase");
                        array_push($params_array, "java_archive=$this->java_archive");
                }
                foreach ($this->parameters as $key => $value)
                {
                        array_push($params_array, "param_name_$key=" . $value["name"]);
                        array_push($params_array, "param_value_$key=" . $value["value"]);
                }
                return join($params_array, "<separator>");
        }

        function isComplete()
        {
                if (($this->title) and ($this->author) and ($this->question) and ($this->javaapplet_filename) and ($this->java_width) and ($this->java_height) and ($this->getMaximumPoints() > 0))
                {
                        return true;
                }
                else if (($this->title) and ($this->author) and ($this->question) and ($this->getJavaArchive()) and ($this->getJavaCodebase()) and ($this->java_width) and ($this->java_height) and ($this->getMaximumPoints() > 0))
                {
                        return true;
                }
                else
                {
                        return false;
                }
        }


        function saveToDb($original_id = "")
        {
                global $ilDB;

                $complete = 0;
                if ($this->isComplete())
                {
                        $complete = 1;
                }

                $params = $this->buildParams();
                $estw_time = $this->getEstimatedWorkingTime();
                $estw_time = sprintf("%02d:%02d:%02d", $estw_time['h'], $estw_time['m'], $estw_time['s']);

                if ($original_id)
                {
                        $original_id = $ilDB->quote($original_id);
                }
                else
                {
                        $original_id = "NULL";
                }

                // cleanup RTE images which are not inserted into the question text
                include_once("./Services/RTE/classes/class.ilRTE.php");
                if ($this->id == -1)
                {
                        // Neuen Datensatz schreiben
                        $now = getdate();
                        $question_type = $this->getQuestionTypeID();
                        $created = sprintf("%04d%02d%02d%02d%02d%02d", $now['year'], $now['mon'], $now['mday'], $now['hours'], $now['minutes'], $now['seconds']);
                        $query = sprintf("INSERT INTO qpl_questions (question_id, question_type_fi, obj_fi, title, comment, author, owner, question_text, points, working_time, complete, created, original_id, TIMESTAMP) VALUES (NULL, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, NULL)",
                                $ilDB->quote($question_type . ""),
                                $ilDB->quote($this->obj_id . ""),
                                $ilDB->quote($this->title . ""),
                                $ilDB->quote($this->comment . ""),
                                $ilDB->quote($this->author . ""),
                                $ilDB->quote($this->owner . ""),
                                $ilDB->quote(ilRTE::_replaceMediaObjectImageSrc($this->question, 0)),
                                $ilDB->quote($this->points . ""),
                                $ilDB->quote($estw_time . ""),
                                $ilDB->quote($complete . ""),
                                $ilDB->quote($created . ""),
                                $original_id
                        );

                        $result = $ilDB->query($query);
                        if ($result == DB_OK)
                        {
                                $this->id = $ilDB->getLastInsertId();
                                $query = sprintf("INSERT INTO qpl_question_javaapplet (question_fi, image_file, params) VALUES (%s, %s, %s)",
                                        $ilDB->quote($this->id . ""),
                                        $ilDB->quote($this->javaapplet_filename . ""),
                                        $ilDB->quote($params . "")
                                );
                                $ilDB->query($query);

                                // create page object of question
                                $this->createPageObject();

                                if ($this->getTestId() > 0)
                                {
                                        $this->insertIntoTest($this->getTestId());
                                }
                        }
                }
                else
                {
                        // Vorhandenen Datensatz aktualisieren
                        $query = sprintf("UPDATE qpl_questions SET obj_fi = %s, title = %s, comment = %s, author = %s, question_text = %s, points = %s, working_time=%s, complete = %s WHERE question_id = %s",
                                $ilDB->quote($this->obj_id. ""),
                                $ilDB->quote($this->title . ""),
                                $ilDB->quote($this->comment . ""),
                                $ilDB->quote($this->author . ""),
                                $ilDB->quote(ilRTE::_replaceMediaObjectImageSrc($this->question, 0)),
                                $ilDB->quote($this->points . ""),
                                $ilDB->quote($estw_time . ""),
                                $ilDB->quote($complete . ""),
                                $ilDB->quote($this->id . "")
                        );
                        $result = $ilDB->query($query);
                        $query = sprintf("UPDATE qpl_question_javaapplet SET image_file = %s, params = %s WHERE question_fi = %s",
                                $ilDB->quote($this->javaapplet_filename . ""),
                                $ilDB->quote($params . ""),
                                $ilDB->quote($this->id . "")
                        );
                        $result = $ilDB->query($query);
                }
                parent::saveToDb($original_id);
        }

        function loadFromDb($question_id)
        {
                global $ilDB;

    $query = sprintf("SELECT qpl_questions.*, qpl_question_javaapplet.* FROM qpl_questions, qpl_question_javaapplet WHERE question_id = %s AND qpl_questions.question_id = qpl_question_javaapplet.question_fi",
                        $ilDB->quote($question_id)
                );
                $result = $ilDB->query($query);

                if (strcmp(strtolower(get_class($result)), db_result) == 0)
                {
                        if ($result->numRows() == 1)
                        {
                                $data = $result->fetchRow(DB_FETCHMODE_OBJECT);
                                $this->id = $question_id;
                                $this->title = $data->title;
                                $this->comment = $data->comment;
                                $this->obj_id = $data->obj_fi;
                                $this->author = $data->author;
                                $this->points = $data->points;
                                $this->owner = $data->owner;
                                $this->original_id = $data->original_id;
                                $this->javaapplet_filename = $data->image_file;
                                include_once("./Services/RTE/classes/class.ilRTE.php");
                                $this->question = ilRTE::_replaceMediaObjectImageSrc($data->question_text, 1);
                                $this->solution_hint = $data->solution_hint;
                                $this->splitParams($data->params);
                                $this->setEstimatedWorkingTime(substr($data->working_time, 0, 2), substr($data->working_time, 3, 2), substr($data->working_time, 6, 2));
                        }
                }
                parent::loadFromDb($question_id);
        }

        function duplicate($for_test = true, $title = "", $author = "", $owner = "")
        {
                if ($this->id <= 0)
                {
                        // The question has not been saved. It cannot be duplicated
                        return;
                }
                // duplicate the question in database
                $this_id = $this->getId();
                $clone = $this;
                include_once ("./Modules/TestQuestionPool/classes/class.assQuestion.php");
                $original_id = assQuestion::_getOriginalId($this->id);
                $clone->id = -1;
                if ($title)
                {
                        $clone->setTitle($title);
                }
                if ($author)
                {
                        $clone->setAuthor($author);
                }
                if ($owner)
                {
                        $clone->setOwner($owner);
                }
                if ($for_test)
                {
                        $clone->saveToDb($original_id);
                }
                else
                {
                        $clone->saveToDb();
                }

                // copy question page content
                $clone->copyPageOfQuestion($this_id);
                // copy XHTML media objects
                $clone->copyXHTMLMediaObjectsOfQuestion($this_id);
                // duplicate the generic feedback
                $clone->duplicateFeedbackGeneric($this_id);

                // duplicate the image
                $clone->duplicateApplet($this_id);
                return $clone->id;
        }

        function copyObject($target_questionpool, $title = "")
        {
                if ($this->id <= 0)
                {
                        // The question has not been saved. It cannot be duplicated
                        return;
                }
                // duplicate the question in database
                $clone = $this;
                include_once ("./Modules/TestQuestionPool/classes/class.assQuestion.php");
                $original_id = assQuestion::_getOriginalId($this->id);
                $clone->id = -1;
                $source_questionpool = $this->getObjId();
                $clone->setObjId($target_questionpool);
                if ($title)
                {
                        $clone->setTitle($title);
                }
                $clone->saveToDb();

                // copy question page content
                $clone->copyPageOfQuestion($original_id);
                // copy XHTML media objects
                $clone->copyXHTMLMediaObjectsOfQuestion($original_id);
                // duplicate the generic feedback
                $clone->duplicateFeedbackGeneric($original_id);

                // duplicate the image
                $clone->copyApplet($original_id, $source_questionpool);
                return $clone->id;
        }
        
        function duplicateApplet($question_id)
        {
                $javapath = $this->getJavaPath();
                $javapath_original = preg_replace("/([^\d])$this->id([^\d])/", "\${1}$question_id\${2}", $javapath);
                if (!file_exists($javapath))
                {
                        ilUtil::makeDirParents($javapath);
                }
                $filename = $this->getJavaAppletFilename();
                if (!copy($javapath_original . $filename, $javapath . $filename)) {
                        print "java applet could not be duplicated!!!! ";
                }
        }

        function copyApplet($question_id, $source_questionpool)
        {
                $javapath = $this->getJavaPath();
                $javapath_original = preg_replace("/([^\d])$this->id([^\d])/", "\${1}$question_id\${2}", $javapath);
                $javapath_original = str_replace("/$this->obj_id/", "/$source_questionpool/", $javapath_original);
                if (!file_exists($javapath))
                {
                        ilUtil::makeDirParents($javapath);
                }
                $filename = $this->getJavaAppletFilename();
                if (!copy($javapath_original . $filename, $javapath . $filename)) {
                        print "java applet could not be copied!!!! ";
                }
        }

        function getMaximumPoints()
        {
                return $this->points;
        }

        function getJavaCode()
        {
                return $this->java_code;
        }

        function getJavaCodebase()
        {
                return $this->java_codebase;
        }

        function getJavaArchive()
        {
                return $this->java_archive;
        }

        function setJavaCode($java_code = "")
        {
                $this->java_code = $java_code;
        }

        function setJavaCodebase($java_codebase = "")
        {
                $this->java_codebase = $java_codebase;
        }

        function setJavaArchive($java_archive = "")
        {
                $this->java_archive = $java_archive;
        }

        function getJavaWidth()
        {
                return $this->java_width;
        }

        function setJavaWidth($java_width = "")
        {
                $this->java_width = $java_width;
        }

        function getJavaHeight()
        {
                return $this->java_height;
        }

        function setJavaHeight($java_height = "")
        {
                $this->java_height = $java_height;
        }

        function calculateReachedPoints($active_id, $pass = NULL)
        {
                global $ilDB;
                
                $found_values = array();
                if (is_null($pass))
                {
                        $pass = $this->getSolutionMaxPass($active_id);
                }
                $query = sprintf("SELECT * FROM tst_solutions WHERE active_fi = %s AND question_fi = %s AND pass = %s",
                        $ilDB->quote($active_id . ""),
                        $ilDB->quote($this->getId() . ""),
                        $ilDB->quote($pass . "")
                );
                $result = $ilDB->query($query);
                $points = 0;
                while ($data = $result->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $points += $data->points;
                }

                $points = parent::calculateReachedPoints($active_id, $pass = NULL, $points);
                return $points;
        }

        function getReachedInformation($active_id, $pass = NULL)
        {
                global $ilDB;
                
                $found_values = array();
                if (is_null($pass))
                {
                        $pass = $this->getSolutionMaxPass($active_id);
                }
                $query = sprintf("SELECT * FROM tst_solutions WHERE active_fi = %s AND question_fi = %s AND pass = %s",
                        $ilDB->quote($active_id . ""),
                        $ilDB->quote($this->getId() . ""),
                        $ilDB->quote($pass . "")
                );
                $result = $ilDB->query($query);
                $counter = 1;
                $user_result = array();
                while ($data = $result->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $true = 0;
                        if ($data->points > 0)
                        {
                                $true = 1;
                        }
                        $solution = array(
                                "order" => "$counter",
                                "points" => "$data->points",
                                "true" => "$true",
                                "value1" => "$data->value1",
                                "value2" => "$data->value2",
                        );
                        $counter++;
                        array_push($user_result, $solution);
                }
                return $user_result;
        }

        function addParameter($name = "", $value = "")
        {
                $index = $this->getParameterIndex($name);
                if ($index > -1)
                {
                        $this->parameters[$index] = array("name" => $name, "value" => $value);
                }
                else
                {
                        array_push($this->parameters, array("name" => $name, "value" => $value));
                }
        }

        function addParameterAtIndex($index = 0, $name = "", $value = "")
        {
                $this->parameters[$index] = array("name" => $name, "value" => $value);
        }

        function removeParameter($name)
        {
                foreach ($this->parameters as $key => $value)
                {
                        if (strcmp($name, $value["name"]) == 0)
                        {
                                array_splice($this->parameters, $key, 1);
                                return;
                        }
                }
        }

        function getParameter($index)
        {
                if (($index < 0) or ($index >= count($this->parameters)))
                {
                        return undef;
                }
                return $this->parameters[$index];
        }

        function getParameterIndex($name)
        {
                foreach ($this->parameters as $key => $value)
                {
                        if (array_key_exists($name, $value))
                        {
                                return $key;
                        }
                }
                return -1;
        }

        function getParameterCount()
        {
                return count($this->parameters);
        }

        function flushParams()
        {
                $this->parameters = array();
        }

        function saveWorkingData($active_id, $pass = NULL)
        {
    parent::saveWorkingData($active_id, $pass);
                return true;
  }

        function getJavaAppletFilename()
        {
                return $this->javaapplet_filename;
        }

        function setJavaAppletFilename($javaapplet_filename, $javaapplet_tempfilename = "")
        {
                if (!empty($javaapplet_filename))
                {
                        $this->javaapplet_filename = $javaapplet_filename;
                }
                if (!empty($javaapplet_tempfilename))
                {
                        $javapath = $this->getJavaPath();
                        if (!file_exists($javapath))
                        {
                                ilUtil::makeDirParents($javapath);
                        }
                        
                        //if (!move_uploaded_file($javaapplet_tempfilename, $javapath . $javaapplet_filename))
                        if (!ilUtil::moveUploadedFile($javaapplet_tempfilename, $javaapplet_filename, $javapath.$javaapplet_filename))
                        {
                                print "java applet not uploaded!!!! ";
                        }
                        else
                        {
                                $this->setJavaCodebase();
                                $this->setJavaArchive();
                        }
                }
        }
        
        function deleteJavaAppletFilename()
        {
                unlink($this->getJavaPath() . $this->getJavaAppletFilename());
                $this->javaapplet_filename = "";
        }

        function getQuestionType()
        {
                return "assJavaApplet";
        }

        function getAdditionalTableName()
        {
                return "qpl_question_javaapplet";
        }

        function getRTETextWithMediaObjects()
        {
                return parent::getRTETextWithMediaObjects();
        }
}

?>