<?php // $Id: play.php,v 1.20 2012/08/03 05:52:50 bdaloukas Exp $ /** * This page plays the cryptex game * * @author bdaloukas * @version $Id: play.php,v 1.20 2012/08/03 05:52:50 bdaloukas Exp $ * @package game **/ require_once( "cryptexdb_class.php"); function game_cryptex_continue( $id, $game, $attempt, $cryptexrec, $endofgame, $context) { global $DB, $USER; if( $endofgame){ game_updateattempts( $game, $attempt, -1, true); $endofgame = false; } if( $attempt != false and $cryptexrec != false){ $crossm = $DB->get_record( 'game_cross', array( 'id' => $attempt->id)); return game_cryptex_play( $id, $game, $attempt, $cryptexrec, $crossm, false, false, false, $context); } if( $attempt === false){ $attempt = game_addattempt( $game); } $cryptex = new CryptexDB(); $questions = array(); $infos = array(); $answers = array(); $recs = game_questions_shortanswer( $game); if( $recs == false){ print_error( get_string( 'no_words', 'game')); } $infos = array(); $reps = array(); foreach( $recs as $rec){ if( $game->param7 == false){ if( game_strpos( $rec->answertext, ' ')){ continue; //spaces not allowed } } $rec->answertext = game_upper( $rec->answertext); $answers[ $rec->answertext] = game_repairquestion( $rec->questiontext); $infos[ $rec->answertext] = array( $game->sourcemodule, $rec->questionid, $rec->glossaryentryid); $a = array( 'gameid' => $game->id, 'userid' => $USER->id, 'questionid' => $rec->questionid, 'glossaryentryid' => $rec->glossaryentryid); if(($rec2 = $DB->get_record('game_repetitions', $a, 'id,repetitions r')) != false){ $reps[ $rec->answertext] = $rec2->r; } } $cryptex->setwords( $answers, $game->param1, $reps); //game->param4 is minimum words //game->param2 is maximum words if( $cryptex->computedata( $crossm, $crossd, $letters, $game->param4, $game->param2)){ $new_crossd = array(); foreach( $crossd as $rec) { if( array_key_exists( $rec->answertext, $infos)){ $info = $infos[ $rec->answertext]; $rec->id = 0; $rec->sourcemodule = $info[ 0]; $rec->questionid = $info[ 1]; $rec->glossaryentryid = $info[ 2]; } game_update_queries( $game, $attempt, $rec, 0, ''); $new_crossd[] = $rec; } $cryptexrec = $cryptex->savecryptex( $game, $crossm, $new_crossd, $attempt->id, $letters); } game_updateattempts( $game, $attempt, 0, 0); return game_cryptex_play( $id, $game, $attempt, $cryptexrec, $crossm, false, false, false, $context); } //q means game_queries.id function game_cryptex_check( $id, $game, $attempt, $cryptexrec, $q, $answer, $context) { global $DB; if( $attempt === false){ game_cryptex_continue( $id, $game, $attempt, $cryptexrec, false); return; } $crossm = $DB->get_record_select( 'game_cross', "id=$attempt->id"); $query = $DB->get_record_select( 'game_queries', "id=$q"); $answer1 = trim( game_upper( $query->answertext)); $answer2 = trim( game_upper( $answer)); $len1 = game_strlen( $answer1); $len2 = game_strlen( $answer2); $equal = ( $len1 == $len2); if( $equal){ for( $i=0; $i < $len1; $i++) { if( game_substr( $answer1, $i, 1) != game_substr( $answer2, $i, 1)) { $equal = true; break; } } } if( $equal == false) { game_update_queries( $game, $attempt, $query, 0, $answer2, true); game_cryptex_play( $id, $game, $attempt, $cryptexrec, $crossm, true, false, false, $context); return; } game_update_queries( $game, $attempt, $query, 1, $answer2); $onlyshow=false; $showsolution=false; game_cryptex_play( $id, $game, $attempt, $cryptexrec, $crossm, true, $onlyshow, $showsolution, $context); } function game_cryptex_play( $id, $game, $attempt, $cryptexrec, $crossm, $updateattempt=false, $onlyshow=false, $showsolution=false, $context) { global $DB; global $CFG; if( $game->toptext != ''){ echo $game->toptext.'<br>'; } echo '<br>'; $cryptex = new CryptexDB(); $language = $attempt->language; $questions = $cryptex->loadcryptex( $crossm, $mask, $corrects, $attempt->language); if( $language != $attempt->language){ if( !$DB->set_field( 'game_attempts', 'language', $attempt->language, array( 'id' => $attempt->id))){ print_error( "game_cross_play: Can't set language"); } } if( $attempt->language != '') $wordrtl = game_right_to_left( $attempt->language); else $wordrtl = right_to_left(); $reverseprint = ($wordrtl != right_to_left()); if( $reverseprint) $textdir = 'dir="'.($wordrtl ? 'rtl' : 'ltr').'"'; else $textdir = ''; $len = game_strlen( $mask); //count1 means there is a guested letter //count2 means there is a letter that not guessed $count1 = $count2 = 0; for($i=0; $i < $len; $i++) { $c = game_substr( $mask, $i, 1); if( $c == '1'){ $count1++; }else if( $c == '2') { $count2++; } } if( $count1 + $count2 == 0){ $gradeattempt = 0; }else { $gradeattempt = $count1 / ($count1 + $count2); } $finished = ($count2 == 0); if( ($finished === false) && ($game->param8 > 0)) { $found = false; foreach ( $questions as $q) { if ( $q->tries < $game->param8) $found = true; } if( $found == false) $finished = true; //rich max tries } if( $updateattempt){ game_updateattempts( $game, $attempt, $gradeattempt, $finished); } if( ($onlyshow == false) and ($showsolution == false)){ if( $finished){ game_cryptex_onfinished( $id, $game, $attempt, $cryptexrec); } } ?> <style type="text/css"><!-- .answerboxstyle { background-color: #FFFAF0; border-color: #808080; border-style: solid; border-width: 1px; display: block; padding: .75em; width: 240pt; } --></style> <?php echo '<table border=0>'; echo '<tr><td>'; $cryptex->displaycryptex( $crossm->cols, $crossm->rows, $cryptexrec->letters, $mask, $showsolution, $textdir); ?> </td> <td width=10%> </td> <td> <form method="get" action="<?php echo $CFG->wwwroot?>/mod/game/attempt.php"> <div id="answerbox" class="answerboxstyle" style="display:none;"> <div id="wordclue" name="wordclue" class="cluebox"> </div> <input id="action" name="action" type="hidden" value="cryptexcheck"> <input id="q" name="q" type="hidden" > <input id="id" name="id" value="<?php echo $id; ?>" type="hidden"> <div style="margin-top:1em;"><input id="answer" name="answer" type="text" size="24" style="font-weight: bold; text-transform:uppercase;" autocomplete="off"></div> <table border="0" cellspacing="0" cellpadding="0" width="100%" style="margin-top:1em;"><tr> <td align="right"> <button id="okbutton" type="submit" class="button" style="font-weight: bold;">OK</button> <button id="cancelbutton" type="button" class="button" onclick="DeselectCurrentWord();">Cancel</button> </td></tr></table> </form> </td> </tr> </table> <?php $grade = round( 100 * $gradeattempt); echo '<br>'.get_string( 'grade', 'game').' '.$grade.' %'; echo "<br><br>"; $i = 0; $else = ''; $contextglossary = false; foreach( $questions as $key => $q){ $i++; if( $showsolution == false){ //When I want to show the solution a want to show the questions to. if( array_key_exists( $q->id, $corrects)){ continue; } } $question = "$i. ".$q->questiontext; $question = game_filterquestion(str_replace( array( "\'", '\"'), array( "'", '"'), $question), $q->questionid, $context->id, $game->course); $question2 = strip_tags($question); //ADDED BY DP (AUG 2009) - fixes " breaking the Answer button for this question if( ($onlyshow == false) and ($showsolution == false)){ if( ($game->param8 == 0) || ($game->param8 > $q->tries)) $question .= ' <input type="submit" value="'.get_string( 'answer').'" onclick="OnCheck( '.$q->id.',\''.$question2.'\');" />'; } echo $question; if( $showsolution){ echo " $q->answertext<B></b>"; } echo '<br>'; } if( $game->bottomtext != ''){ echo '<br><br>'.$game->bottomtext; } ?> <script> function OnCheck( id, question) { document.getElementById("q").value = id; document.getElementById("wordclue").innerHTML = question; // Finally, show the answer box. document.getElementById("answerbox").style.display = "block"; try { document.getElementById("answer").focus(); document.getElementById("answer").select(); } catch (e) { } } </script> <?php } function game_cryptex_onfinished( $id, $game, $attempt, $cryptexrec) { global $CFG, $DB; if (! $cm = $DB->get_record( 'course_modules', array( 'id' => $id))) { print_error( "Course Module ID was incorrect id=$id"); } echo '<B>'.get_string( 'win', 'game').'</B><BR>'; echo '<br>'; echo "<a href=\"{$CFG->wwwroot}/mod/game/attempt.php?id=$id&forcenew=1\">".get_string( 'nextgame', 'game').'</a> '; echo "<a href=\"{$CFG->wwwroot}/course/view.php?id=$cm->course\">".get_string( 'finish', 'game').'</a> '; echo "<br><br>\r\n"; }