ILIAS Release_3_6_x_branch .rev 46809: assessment/classes/class.assJavaApplet.php Source File

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00001 <?php
00002 /*
00003    +----------------------------------------------------------------------------+
00004    | ILIAS open source                                                          |
00005    +----------------------------------------------------------------------------+
00006    | Copyright (c) 1998-2001 ILIAS open source, University of Cologne           |
00007    |                                                                            |
00008    | This program is free software; you can redistribute it and/or              |
00009    | modify it under the terms of the GNU General Public License                |
00010    | as published by the Free Software Foundation; either version 2             |
00011    | of the License, or (at your option) any later version.                     |
00012    |                                                                            |
00013    | This program is distributed in the hope that it will be useful,            |
00014    | but WITHOUT ANY WARRANTY; without even the implied warranty of             |
00015    | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the              |
00016    | GNU General Public License for more details.                               |
00017    |                                                                            |
00018    | You should have received a copy of the GNU General Public License          |
00019    | along with this program; if not, write to the Free Software                |
00020    | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
00021    +----------------------------------------------------------------------------+
00022 */
00023 include_once "./assessment/classes/class.assQuestion.php";
00024 include_once "./assessment/classes/inc.AssessmentConstants.php";
00025 
00036 class ASS_JavaApplet extends ASS_Question
00037 {
00045         var $question;
00046 
00054         var $javaapplet_filename;
00055 
00063         var $java_code;
00064 
00072         var $java_width;
00073 
00081         var $java_height;
00082 
00090         var $parameters;
00091 
00107         function ASS_JavaApplet(
00108                 $title = "",
00109                 $comment = "",
00110                 $author = "",
00111                 $owner = -1,
00112                 $question = "",
00113                 $javaapplet_filename = ""
00114         )
00115         {
00116                 $this->ASS_Question($title, $comment, $author, $owner);
00117                 $this->question = $question;
00118                 $this->javaapplet_filename = $javaapplet_filename;
00119                 $this->parameters = array();
00120         }
00121 
00122 
00132         function to_xml($a_include_header = true, $a_include_binary = true, $a_shuffle = false, $test_output = false, $force_image_references = false)
00133         {
00134                 include_once("./classes/class.ilXmlWriter.php");
00135                 $a_xml_writer = new ilXmlWriter;
00136                 // set xml header
00137                 $a_xml_writer->xmlHeader();
00138                 $a_xml_writer->xmlStartTag("questestinterop");
00139                 $attrs = array(
00140                         "ident" => "il_".IL_INST_ID."_qst_".$this->getId(),
00141                         "title" => $this->getTitle()
00142                 );
00143                 $a_xml_writer->xmlStartTag("item", $attrs);
00144                 // add question description
00145                 $a_xml_writer->xmlElement("qticomment", NULL, $this->getComment());
00146                 // add estimated working time
00147                 $workingtime = $this->getEstimatedWorkingTime();
00148                 $duration = sprintf("P0Y0M0DT%dH%dM%dS", $workingtime["h"], $workingtime["m"], $workingtime["s"]);
00149                 $a_xml_writer->xmlElement("duration", NULL, $duration);
00150                 // add ILIAS specific metadata
00151                 $a_xml_writer->xmlStartTag("itemmetadata");
00152                 $a_xml_writer->xmlStartTag("qtimetadata");
00153                 $a_xml_writer->xmlStartTag("qtimetadatafield");
00154                 $a_xml_writer->xmlElement("fieldlabel", NULL, "ILIAS_VERSION");
00155                 $a_xml_writer->xmlElement("fieldentry", NULL, $this->ilias->getSetting("ilias_version"));
00156                 $a_xml_writer->xmlEndTag("qtimetadatafield");
00157                 $a_xml_writer->xmlStartTag("qtimetadatafield");
00158                 $a_xml_writer->xmlElement("fieldlabel", NULL, "QUESTIONTYPE");
00159                 $a_xml_writer->xmlElement("fieldentry", NULL, JAVAAPPLET_QUESTION_IDENTIFIER);
00160                 $a_xml_writer->xmlEndTag("qtimetadatafield");
00161                 $a_xml_writer->xmlStartTag("qtimetadatafield");
00162                 $a_xml_writer->xmlElement("fieldlabel", NULL, "AUTHOR");
00163                 $a_xml_writer->xmlElement("fieldentry", NULL, $this->getAuthor());
00164                 $a_xml_writer->xmlEndTag("qtimetadatafield");
00165                 $a_xml_writer->xmlEndTag("qtimetadata");
00166                 $a_xml_writer->xmlEndTag("itemmetadata");
00167 
00168                 // PART I: qti presentation
00169                 $attrs = array(
00170                         "label" => $this->getTitle()
00171                 );
00172                 $a_xml_writer->xmlStartTag("presentation", $attrs);
00173                 // add flow to presentation
00174                 $a_xml_writer->xmlStartTag("flow");
00175                 // add material with question text to presentation
00176                 $a_xml_writer->xmlStartTag("material");
00177                 $a_xml_writer->xmlElement("mattext", NULL, $this->getQuestion());
00178                 $a_xml_writer->xmlEndTag("material");
00179                 $solution = $this->getSuggestedSolution(0);
00180                 if (count($solution))
00181                 {
00182                         if (preg_match("/il_(\d*?)_(\w+)_(\d+)/", $solution["internal_link"], $matches))
00183                         {
00184                                 $a_xml_writer->xmlStartTag("material");
00185                                 $intlink = "il_" . IL_INST_ID . "_" . $matches[2] . "_" . $matches[3];
00186                                 if (strcmp($matches[1], "") != 0)
00187                                 {
00188                                         $intlink = $solution["internal_link"];
00189                                 }
00190                                 $attrs = array(
00191                                         "label" => "suggested_solution"
00192                                 );
00193                                 $a_xml_writer->xmlElement("mattext", $attrs, $intlink);
00194                                 $a_xml_writer->xmlEndTag("material");
00195                         }
00196                 }
00197 
00198                 $a_xml_writer->xmlStartTag("material");
00199                 $attrs = array(
00200                         "label" => "applet data",
00201                         "uri" => $this->getJavaAppletFilename(),
00202                         "height" => $this->getJavaHeight(),
00203                         "width" => $this->getJavaWidth(),
00204                         "embedded" => "base64"
00205                 );
00206                 $javapath = $this->getJavaPath() . $this->getJavaAppletFilename();
00207                 $fh = @fopen($javapath, "rb");
00208                 if ($fh == false)
00209                 {
00210                         return;
00211                 }
00212                 $javafile = fread($fh, filesize($javapath));
00213                 fclose($fh);
00214                 $base64 = base64_encode($javafile);
00215                 $a_xml_writer->xmlElement("matapplet", $attrs, $base64);
00216 
00217                 if ($this->buildParamsOnly())
00218                 {
00219                         if ($this->java_code)
00220                         {
00221                                 $attrs = array(
00222                                         "label" => "java_code"
00223                                 );
00224                                 $a_xml_writer->xmlElement("mattext", $attrs, $this->java_code);
00225                         }
00226                         foreach ($this->parameters as $key => $value)
00227                         {
00228                                 $attrs = array(
00229                                         "label" => $value["name"]
00230                                 );
00231                                 $a_xml_writer->xmlElement("mattext", $attrs, $value["value"]);
00232                         }
00233                         if ($test_output)
00234                         {
00235                                 include_once "./assessment/classes/class.ilObjTest.php";
00236                                 $attrs = array(
00237                                         "label" => "test_type"
00238                                 );
00239                                 $a_xml_writer->xmlElement("mattext", $attrs, ilObjTest::_getTestType($test_output));
00240                                 $attrs = array(
00241                                         "label" => "test_id"
00242                                 );
00243                                 $a_xml_writer->xmlElement("mattext", $attrs, $test_output);
00244                                 $attrs = array(
00245                                         "label" => "question_id"
00246                                 );
00247                                 $a_xml_writer->xmlElement("mattext", $attrs, $this->getId());
00248                                 $attrs = array(
00249                                         "label" => "user_id"
00250                                 );
00251                                 global $ilUser;
00252                                 $a_xml_writer->xmlElement("mattext", $attrs, $ilUser->id);
00253                                 $attrs = array(
00254                                         "label" => "points_max"
00255                                 );
00256                                 $a_xml_writer->xmlElement("mattext", $attrs, $this->getPoints());
00257                                 $attrs = array(
00258                                         "label" => "session_id"
00259                                 );
00260                                 $a_xml_writer->xmlElement("mattext", $attrs, $_COOKIE["PHPSESSID"]);
00261                                 $attrs = array(
00262                                         "label" => "client"
00263                                 );
00264                                 $a_xml_writer->xmlElement("mattext", $attrs, CLIENT_ID);
00265                                 include_once "./assessment/classes/class.ilObjTest.php";
00266                                 $attrs = array(
00267                                         "label" => "pass"
00268                                 );
00269                                 $pass = ilObjTest::_getPass($ilUser->id, $test_output);
00270                                 $a_xml_writer->xmlElement("mattext", $attrs, $pass);
00271                                 $attrs = array(
00272                                         "label" => "post_url"
00273                                 );
00274 //                              $a_xml_writer->xmlElement("mattext", $attrs, "http://localhost/ilias36x/assessment/save_java_question_result.php");
00275                                 $a_xml_writer->xmlElement("mattext", $attrs, ilUtil::removeTrailingPathSeparators(ILIAS_HTTP_PATH) . "/assessment/save_java_question_result.php");
00276 
00277                                 $info = array();
00278                                 if (ilObjTest::_getHidePreviousResults($test_output, true))
00279                                 {
00280                                         $info = $this->getReachedInformation($ilUser->id, $test_output, $pass);
00281                                 }
00282                                 else
00283                                 {
00284                                         $pass = $this->getSolutionMaxPass($user_id, $test_output);
00285                                         $info = $this->getReachedInformation($ilUser->id, $test_output, $pass);
00286                                 }
00287                                 foreach ($info as $kk => $infodata)
00288                                 {
00289                                         $attrs = array(
00290                                                 "label" => "value_" . $infodata["order"] . "_1"
00291                                         );
00292                                         $a_xml_writer->xmlElement("mattext", $attrs, $infodata["value1"]);
00293                                         $attrs = array(
00294                                                 "label" => "value_" . $infodata["order"] . "_2"
00295                                         );
00296                                         $a_xml_writer->xmlElement("mattext", $attrs, $infodata["value2"]);
00297                                 }
00298                         }
00299                 }
00300                 $a_xml_writer->xmlEndTag("material");
00301                 $a_xml_writer->xmlStartTag("material");
00302                 $attrs = array(
00303                         "label" => "points"
00304                 );
00305                 $a_xml_writer->xmlElement("mattext", $attrs, $this->getPoints());
00306                 $a_xml_writer->xmlEndTag("material");
00307 
00308                 $a_xml_writer->xmlEndTag("flow");
00309                 $a_xml_writer->xmlEndTag("presentation");
00310                 
00311                 $a_xml_writer->xmlEndTag("item");
00312                 $a_xml_writer->xmlEndTag("questestinterop");
00313 
00314                 $xml = $a_xml_writer->xmlDumpMem(FALSE);
00315                 if (!$a_include_header)
00316                 {
00317                         $pos = strpos($xml, "?>");
00318                         $xml = substr($xml, $pos + 2);
00319                 }
00320                 return $xml;
00321         }
00322 
00331         function splitParams($params = "")
00332         {
00333                 $params_array = split("<separator>", $params);
00334                 foreach ($params_array as $pair)
00335                 {
00336                         if (preg_match("/(.*?)\=(.*)/", $pair, $matches))
00337                         {
00338                                 switch ($matches[1])
00339                                 {
00340                                         case "java_code" :
00341                                                 $this->java_code = $matches[2];
00342                                                 break;
00343                                         case "java_width" :
00344                                                 $this->java_width = $matches[2];
00345                                                 break;
00346                                         case "java_height" :
00347                                                 $this->java_height = $matches[2];
00348                                                 break;
00349                                 }
00350                                 if (preg_match("/param_name_(\d+)/", $matches[1], $found_key))
00351                                 {
00352                                         $this->parameters[$found_key[1]]["name"] = $matches[2];
00353                                 }
00354                                 if (preg_match("/param_value_(\d+)/", $matches[1], $found_key))
00355                                 {
00356                                         $this->parameters[$found_key[1]]["value"] = $matches[2];
00357                                 }
00358                         }
00359                 }
00360         }
00361 
00370         function buildParams()
00371         {
00372                 $params_array = array();
00373                 if ($this->java_code)
00374                 {
00375                         array_push($params_array, "java_code=$this->java_code");
00376                 }
00377                 if ($this->java_width)
00378                 {
00379                         array_push($params_array, "java_width=$this->java_width");
00380                 }
00381                 if ($this->java_height)
00382                 {
00383                         array_push($params_array, "java_height=$this->java_height");
00384                 }
00385                 foreach ($this->parameters as $key => $value)
00386                 {
00387                         array_push($params_array, "param_name_$key=" . $value["name"]);
00388                         array_push($params_array, "param_value_$key=" . $value["value"]);
00389                 }
00390                 return join($params_array, "<separator>");
00391         }
00392 
00401         function buildParamsOnly()
00402         {
00403                 $params_array = array();
00404                 if ($this->java_code)
00405                 {
00406                         array_push($params_array, "java_code=$this->java_code");
00407                 }
00408                 foreach ($this->parameters as $key => $value)
00409                 {
00410                         array_push($params_array, "param_name_$key=" . $value["name"]);
00411                         array_push($params_array, "param_value_$key=" . $value["value"]);
00412                 }
00413                 return join($params_array, "<separator>");
00414         }
00415 
00424         function isComplete()
00425         {
00426                 if (($this->title) and ($this->author) and ($this->question) and ($this->javaapplet_filename) and ($this->java_width) and ($this->java_height) and ($this->getMaximumPoints() > 0))
00427                 {
00428                         return true;
00429                 }
00430                         else
00431                 {
00432                         return false;
00433                 }
00434         }
00435 
00436 
00445         function saveToDb($original_id = "")
00446         {
00447                 global $ilias;
00448 
00449                 $complete = 0;
00450                 if ($this->isComplete())
00451                 {
00452                         $complete = 1;
00453                 }
00454 
00455                 $db = & $ilias->db;
00456 
00457                 $params = $this->buildParams();
00458                 $estw_time = $this->getEstimatedWorkingTime();
00459                 $estw_time = sprintf("%02d:%02d:%02d", $estw_time['h'], $estw_time['m'], $estw_time['s']);
00460 
00461                 if ($original_id)
00462                 {
00463                         $original_id = $db->quote($original_id);
00464                 }
00465                 else
00466                 {
00467                         $original_id = "NULL";
00468                 }
00469 
00470                 if ($this->id == -1)
00471                 {
00472                         // Neuen Datensatz schreiben
00473                         $now = getdate();
00474                         $question_type = $this->getQuestionType();
00475                         $created = sprintf("%04d%02d%02d%02d%02d%02d", $now['year'], $now['mon'], $now['mday'], $now['hours'], $now['minutes'], $now['seconds']);
00476                         $query = sprintf("INSERT INTO qpl_questions (question_id, question_type_fi, obj_fi, title, comment, author, owner, question_text, points, working_time, shuffle, complete, image_file, params, created, original_id, TIMESTAMP) VALUES (NULL, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, NULL)",
00477                                 $db->quote($question_type . ""),
00478                                 $db->quote($this->obj_id . ""),
00479                                 $db->quote($this->title . ""),
00480                                 $db->quote($this->comment . ""),
00481                                 $db->quote($this->author . ""),
00482                                 $db->quote($this->owner . ""),
00483                                 $db->quote($this->question . ""),
00484                                 $db->quote($this->points . ""),
00485                                 $db->quote($estw_time . ""),
00486                                 $db->quote($this->shuffle . ""),
00487                                 $db->quote($complete . ""),
00488                                 $db->quote($this->javaapplet_filename . ""),
00489                                 $db->quote($params . ""),
00490                                 $db->quote($created . ""),
00491                                 $original_id
00492                         );
00493 
00494                         $result = $db->query($query);
00495                         if ($result == DB_OK)
00496                         {
00497                                 $this->id = $this->ilias->db->getLastInsertId();
00498 
00499                                 // create page object of question
00500                                 $this->createPageObject();
00501 
00502                                 // Falls die Frage in einen Test eingef�gt werden soll, auch diese Verbindung erstellen
00503                                 if ($this->getTestId() > 0)
00504                                 {
00505                                         $this->insertIntoTest($this->getTestId());
00506                                 }
00507                         }
00508                 }
00509                 else
00510                 {
00511                         // Vorhandenen Datensatz aktualisieren
00512                         $query = sprintf("UPDATE qpl_questions SET obj_fi = %s, title = %s, comment = %s, author = %s, question_text = %s, points = %s, working_time=%s, shuffle = %s, complete = %s, image_file = %s, params = %s WHERE question_id = %s",
00513                                 $db->quote($this->obj_id. ""),
00514                                 $db->quote($this->title . ""),
00515                                 $db->quote($this->comment . ""),
00516                                 $db->quote($this->author . ""),
00517                                 $db->quote($this->question . ""),
00518                                 $db->quote($this->points . ""),
00519                                 $db->quote($estw_time . ""),
00520                                 $db->quote($this->shuffle . ""),
00521                                 $db->quote($complete . ""),
00522                                 $db->quote($this->javaapplet_filename . ""),
00523                                 $db->quote($params . ""),
00524                                 $db->quote($this->id . "")
00525                         );
00526                         $result = $db->query($query);
00527                 }
00528                 parent::saveToDb($original_id);
00529         }
00530 
00540         function loadFromDb($question_id)
00541         {
00542                 global $ilias;
00543 
00544                 $db = & $ilias->db;
00545                 $query = sprintf("SELECT * FROM qpl_questions WHERE question_id = %s",
00546                         $db->quote($question_id)
00547                 );
00548                 $result = $db->query($query);
00549 
00550                 if (strcmp(strtolower(get_class($result)), db_result) == 0)
00551                 {
00552                         if ($result->numRows() == 1)
00553                         {
00554                                 $data = $result->fetchRow(DB_FETCHMODE_OBJECT);
00555                                 $this->id = $question_id;
00556                                 $this->title = $data->title;
00557                                 $this->comment = $data->comment;
00558                                 $this->obj_id = $data->obj_fi;
00559                                 $this->author = $data->author;
00560                                 $this->points = $data->points;
00561                                 $this->owner = $data->owner;
00562                                 $this->original_id = $data->original_id;
00563                                 $this->javaapplet_filename = $data->image_file;
00564                                 $this->question = $data->question_text;
00565                                 $this->solution_hint = $data->solution_hint;
00566                                 $this->splitParams($data->params);
00567                                 $this->setShuffle($data->shuffle);
00568                                 $this->setEstimatedWorkingTime(substr($data->working_time, 0, 2), substr($data->working_time, 3, 2), substr($data->working_time, 6, 2));
00569                         }
00570                 }
00571                 parent::loadFromDb($question_id);
00572         }
00573 
00581         function duplicate($for_test = true, $title = "", $author = "", $owner = "")
00582         {
00583                 if ($this->id <= 0)
00584                 {
00585                         // The question has not been saved. It cannot be duplicated
00586                         return;
00587                 }
00588                 // duplicate the question in database
00589                 $this_id = $this->getId();
00590                 $clone = $this;
00591                 include_once ("./assessment/classes/class.assQuestion.php");
00592                 $original_id = ASS_Question::_getOriginalId($this->id);
00593                 $clone->id = -1;
00594                 if ($title)
00595                 {
00596                         $clone->setTitle($title);
00597                 }
00598                 if ($author)
00599                 {
00600                         $clone->setAuthor($author);
00601                 }
00602                 if ($owner)
00603                 {
00604                         $clone->setOwner($owner);
00605                 }
00606                 if ($for_test)
00607                 {
00608                         $clone->saveToDb($original_id);
00609                 }
00610                 else
00611                 {
00612                         $clone->saveToDb();
00613                 }
00614 
00615                 // copy question page content
00616                 $clone->copyPageOfQuestion($this_id);
00617 
00618                 // duplicate the image
00619                 $clone->duplicateApplet($this_id);
00620                 return $clone->id;
00621         }
00622 
00630         function copyObject($target_questionpool, $title = "")
00631         {
00632                 if ($this->id <= 0)
00633                 {
00634                         // The question has not been saved. It cannot be duplicated
00635                         return;
00636                 }
00637                 // duplicate the question in database
00638                 $clone = $this;
00639                 include_once ("./assessment/classes/class.assQuestion.php");
00640                 $original_id = ASS_Question::_getOriginalId($this->id);
00641                 $clone->id = -1;
00642                 $source_questionpool = $this->getObjId();
00643                 $clone->setObjId($target_questionpool);
00644                 if ($title)
00645                 {
00646                         $clone->setTitle($title);
00647                 }
00648                 $clone->saveToDb();
00649 
00650                 // copy question page content
00651                 $clone->copyPageOfQuestion($original_id);
00652 
00653                 // duplicate the image
00654                 $clone->copyApplet($original_id, $source_questionpool);
00655                 return $clone->id;
00656         }
00657         
00658         function duplicateApplet($question_id)
00659         {
00660                 $javapath = $this->getJavaPath();
00661                 $javapath_original = preg_replace("/([^\d])$this->id([^\d])/", "\${1}$question_id\${2}", $javapath);
00662                 if (!file_exists($javapath))
00663                 {
00664                         ilUtil::makeDirParents($javapath);
00665                 }
00666                 $filename = $this->getJavaAppletFilename();
00667                 if (!copy($javapath_original . $filename, $javapath . $filename)) {
00668                         print "java applet could not be duplicated!!!! ";
00669                 }
00670         }
00671 
00672         function copyApplet($question_id, $source_questionpool)
00673         {
00674                 $javapath = $this->getJavaPath();
00675                 $javapath_original = preg_replace("/([^\d])$this->id([^\d])/", "\${1}$question_id\${2}", $javapath);
00676                 $javapath_original = str_replace("/$this->obj_id/", "/$source_questionpool/", $javapath_original);
00677                 if (!file_exists($javapath))
00678                 {
00679                         ilUtil::makeDirParents($javapath);
00680                 }
00681                 $filename = $this->getJavaAppletFilename();
00682                 if (!copy($javapath_original . $filename, $javapath . $filename)) {
00683                         print "java applet could not be copied!!!! ";
00684                 }
00685         }
00686 
00696         function getQuestion()
00697         {
00698                 return $this->question;
00699         }
00700 
00710         function setQuestion($question = "")
00711         {
00712                 $this->question = $question;
00713         }
00714 
00723         function getMaximumPoints()
00724         {
00725                 return $this->points;
00726         }
00727 
00736         function getJavaCode()
00737         {
00738                 return $this->java_code;
00739         }
00740 
00749         function setJavaCode($java_code = "")
00750         {
00751                 $this->java_code = $java_code;
00752         }
00753 
00762         function getJavaWidth()
00763         {
00764                 return $this->java_width;
00765         }
00766 
00775         function setJavaWidth($java_width = "")
00776         {
00777                 $this->java_width = $java_width;
00778         }
00779 
00788         function getJavaHeight()
00789         {
00790                 return $this->java_height;
00791         }
00792 
00801         function setJavaHeight($java_height = "")
00802         {
00803                 $this->java_height = $java_height;
00804         }
00805 
00817         function calculateReachedPoints($user_id, $test_id, $pass = NULL)
00818         {
00819                 global $ilDB;
00820                 
00821                 $found_values = array();
00822                 if (is_null($pass))
00823                 {
00824                         $pass = $this->getSolutionMaxPass($user_id, $test_id);
00825                 }
00826                 $query = sprintf("SELECT * FROM tst_solutions WHERE user_fi = %s AND test_fi = %s AND question_fi = %s AND pass = %s",
00827                         $ilDB->quote($user_id . ""),
00828                         $ilDB->quote($test_id . ""),
00829                         $ilDB->quote($this->getId() . ""),
00830                         $ilDB->quote($pass . "")
00831                 );
00832                 $result = $ilDB->query($query);
00833                 $points = 0;
00834                 while ($data = $result->fetchRow(DB_FETCHMODE_OBJECT))
00835                 {
00836                         $points += $data->points;
00837                 }
00838 
00839                 // check for special scoring options in test
00840                 $query = sprintf("SELECT * FROM tst_tests WHERE test_id = %s",
00841                         $ilDB->quote($test_id)
00842                 );
00843                 $result = $ilDB->query($query);
00844                 if ($result->numRows() == 1)
00845                 {
00846                         $row = $result->fetchRow(DB_FETCHMODE_ASSOC);
00847                         if ($row["count_system"] == 1)
00848                         {
00849                                 if ($points != $this->getMaximumPoints())
00850                                 {
00851                                         $points = 0;
00852                                 }
00853                         }
00854                 }
00855                 else
00856                 {
00857                         $points = 0;
00858                 }
00859                 return $points;
00860         }
00861 
00871         function getReachedInformation($user_id, $test_id, $pass = NULL)
00872         {
00873                 $found_values = array();
00874                 if (is_null($pass))
00875                 {
00876                         $pass = $this->getSolutionMaxPass($user_id, $test_id);
00877                 }
00878                 $query = sprintf("SELECT * FROM tst_solutions WHERE user_fi = %s AND test_fi = %s AND question_fi = %s AND pass = %s",
00879                         $this->ilias->db->quote($user_id . ""),
00880                         $this->ilias->db->quote($test_id . ""),
00881                         $this->ilias->db->quote($this->getId() . ""),
00882                         $this->ilias->db->quote($pass . "")
00883                 );
00884                 $result = $this->ilias->db->query($query);
00885                 $counter = 1;
00886                 $user_result = array();
00887                 while ($data = $result->fetchRow(DB_FETCHMODE_OBJECT))
00888                 {
00889                         $true = 0;
00890                         if ($data->points > 0)
00891                         {
00892                                 $true = 1;
00893                         }
00894                         $solution = array(
00895                                 "order" => "$counter",
00896                                 "points" => "$data->points",
00897                                 "true" => "$true",
00898                                 "value1" => "$data->value1",
00899                                 "value2" => "$data->value2",
00900                         );
00901                         $counter++;
00902                         array_push($user_result, $solution);
00903                 }
00904                 return $user_result;
00905         }
00906 
00917         function addParameter($name = "", $value = "")
00918         {
00919                 $index = $this->getParameterIndex($name);
00920                 if ($index > -1)
00921                 {
00922                         $this->parameters[$index] = array("name" => $name, "value" => $value);
00923                 }
00924                 else
00925                 {
00926                         array_push($this->parameters, array("name" => $name, "value" => $value));
00927                 }
00928         }
00929 
00941         function addParameterAtIndex($index = 0, $name = "", $value = "")
00942         {
00943                 $this->parameters[$index] = array("name" => $name, "value" => $value);
00944         }
00945 
00955         function removeParameter($name)
00956         {
00957                 foreach ($this->parameters as $key => $value)
00958                 {
00959                         if (strcmp($name, $value["name"]) == 0)
00960                         {
00961                                 array_splice($this->parameters, $key, 1);
00962                                 return;
00963                         }
00964                 }
00965         }
00966 
00977         function getParameter($index)
00978         {
00979                 if (($index < 0) or ($index >= count($this->parameters)))
00980                 {
00981                         return undef;
00982                 }
00983                 return $this->parameters[$index];
00984         }
00985 
00996         function getParameterIndex($name)
00997         {
00998                 foreach ($this->parameters as $key => $value)
00999                 {
01000                         if (array_key_exists($name, $value))
01001                         {
01002                                 return $key;
01003                         }
01004                 }
01005                 return -1;
01006         }
01007 
01017         function getParameterCount()
01018         {
01019                 return count($this->parameters);
01020         }
01021 
01030         function flushParams()
01031         {
01032                 $this->parameters = array();
01033         }
01034 
01045         function saveWorkingData($test_id, $pass = NULL)
01046         {
01047     parent::saveWorkingData($test_id, $pass);
01048                 return true;
01049   }
01050 
01060         function getJavaAppletFilename()
01061         {
01062                 return $this->javaapplet_filename;
01063         }
01064 
01074         function setJavaAppletFilename($javaapplet_filename, $javaapplet_tempfilename = "")
01075         {
01076                 if (!empty($javaapplet_filename))
01077                 {
01078                         $this->javaapplet_filename = $javaapplet_filename;
01079                 }
01080                 if (!empty($javaapplet_tempfilename))
01081                 {
01082                         $javapath = $this->getJavaPath();
01083                         if (!file_exists($javapath))
01084                         {
01085                                 ilUtil::makeDirParents($javapath);
01086                         }
01087                         
01088                         //if (!move_uploaded_file($javaapplet_tempfilename, $javapath . $javaapplet_filename))
01089                         if (!ilUtil::moveUploadedFile($javaapplet_tempfilename, $javaapplet_filename, $javapath.$javaapplet_filename))
01090                         {
01091                                 print "java applet not uploaded!!!! ";
01092                         }
01093                 }
01094         }
01095 
01096         function syncWithOriginal()
01097         {
01098                 global $ilias;
01099                 if ($this->original_id)
01100                 {
01101                         $complete = 0;
01102                         if ($this->isComplete())
01103                         {
01104                                 $complete = 1;
01105                         }
01106                         $db = & $ilias->db;
01107         
01108                         $estw_time = $this->getEstimatedWorkingTime();
01109                         $estw_time = sprintf("%02d:%02d:%02d", $estw_time['h'], $estw_time['m'], $estw_time['s']);
01110         
01111                         $query = sprintf("UPDATE qpl_questions SET obj_fi = %s, title = %s, comment = %s, author = %s, question_text = %s, points = %s, working_time=%s, shuffle = %s, complete = %s, image_file = %s, params = %s WHERE question_id = %s",
01112                                 $db->quote($this->obj_id. ""),
01113                                 $db->quote($this->title . ""),
01114                                 $db->quote($this->comment . ""),
01115                                 $db->quote($this->author . ""),
01116                                 $db->quote($this->question . ""),
01117                                 $db->quote($this->points . ""),
01118                                 $db->quote($estw_time . ""),
01119                                 $db->quote($this->shuffle . ""),
01120                                 $db->quote($complete . ""),
01121                                 $db->quote($this->javaapplet_filename . ""),
01122                                 $db->quote($params . ""),
01123                                 $db->quote($this->original_id . "")
01124                         );
01125                         $result = $db->query($query);
01126 
01127                         parent::syncWithOriginal();
01128                 }
01129         }
01130 
01139         function getQuestionType()
01140         {
01141                 return 7;
01142         }
01143 }
01144 
01145 ?>