<?php // This file is part of Moodle - http://moodle.org/ // // Moodle 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 3 of the License, or // (at your option) any later version. // // Moodle 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 Moodle. If not, see <http://www.gnu.org/licenses/>. // You should have received a copy of the GNU General Public License // along with Moodle. If not, see <http://www.gnu.org/licenses/>. /** * This files plays the game "Crossword". * * @package mod_game * @copyright 2007 Vasilis Daloukas * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ defined('MOODLE_INTERNAL') || die(); require( "cross_class.php"); require( "crossdb_class.php"); /** * Plays the game crossword. * * @param int $id * @param stdClass $game * @param stdClass $attempt * @param stdClass $cross * @param string $g * @param boolean $endofgame * @param stdClass $context */ function game_cross_continue( $id, $game, $attempt, $cross, $g, $endofgame, $context) { if ($endofgame) { if ($g == '') { game_updateattempts( $game, $attempt, -1, true); $endofgame = false; } } if ($attempt != false and $cross != false) { return game_cross_play( $id, $game, $attempt, $cross, $g, false, false, $endofgame, false, false, false, false, true, $context); } if ($attempt == false) { $attempt = game_addattempt( $game); } game_cross_new( $game, $attempt->id, $crossm); game_updateattempts( $game, $attempt, 0, 0); return game_cross_play( $id, $game, $attempt, $crossm, '', false, false, false, false, false, false, false, true, $context); } /** * Creates a new cross. * * @param stdClass $game * @param int $attemptid * @param stdClass $crossm */ function game_cross_new( $game, $attemptid, &$crossm) { global $DB, $USER; $cross = new CrossDB(); $questions = array(); $infos = array(); $answers = array(); $recs = game_questions_shortanswer( $game); if ($recs == false) { print_error( 'game_cross_continue: '.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, $rec->attachment); $a = array( 'gameid' => $game->id, 'userid' => $USER->id, 'questionid' => $rec->questionid, 'glossaryentryid' => $rec->glossaryentryid); if (($rec2 = $DB->get_record('game_repetitions', $a, 'id,repetitions AS r')) != false) { $reps[ $rec->answertext] = $rec2->r; } } $cross->setwords( $answers, $game->param1, $reps); // The game->param4 is minimum words in crossword. // The game->param2 is maximum words in crossword. if ($cross->computedata( $crossm, $crossd, $lettets, $game->param4, $game->param2, $game->param8)) { $newcrossd = array(); foreach ($crossd as $rec) { $info = $infos[ $rec->answertext]; if ($info != false) { $rec->sourcemodule = $info[ 0]; $rec->questionid = $info[ 1]; $rec->glossaryentryid = $info[ 2]; $rec->attachment = $info[ 3]; } $newcrossd[] = $rec; } $cross->savecross( $game, $crossm, $newcrossd, $attemptid); } if (count( $crossd) == 0) { print_error( 'game_cross_continue: '.get_string( 'no_words', 'game').$game->id); } } /** * Shows the legend. * * @param array $legend * @param string $title */ function showlegend( $legend, $title) { if (count( $legend) == 0) { return; } echo "<br><b>$title</b><br>"; foreach ($legend as $key => $line) { $line = game_repairquestion( $line); echo game_filtertext( "$key: $line<br>", 0); } } /** * Plays the game crossword. * * @param int $id * @param stdClass $game * @param stdClass $attempt * @param stdClass $crossrec * @param string $g * @param boolean $onlyshow * @param boolean $showsolution * @param boolean $endofgame * @param boolean $print * @param boolean $checkbutton * @param boolean $showhtmlsolutions * @param boolean $showhtmlprintbutton * @param boolean $showstudentguess * @param stdClass $context */ function game_cross_play( $id, $game, $attempt, $crossrec, $g, $onlyshow, $showsolution, $endofgame, $print, $checkbutton, $showhtmlsolutions, $showhtmlprintbutton, $showstudentguess, $context) { global $CFG, $DB; $cross = new CrossDB(); $language = $attempt->language; $info = $cross->loadcross( $g, $done, $html, $game, $attempt, $crossrec, $onlyshow, $showsolution, $endofgame, $showhtmlsolutions, $attempt->language, $showstudentguess, $context); if ($language != $attempt->language) { if (!$DB->set_field( 'game_attempts', 'language', $attempt->language, array( 'id' => $attempt->id))) { print_error( "game_cross_play: Can't set language"); } } if ($done or $endofgame) { if (! $cm = $DB->get_record( 'course_modules', array( 'id' => $id))) { print_error("Course Module ID was incorrect id=$id"); } if ($endofgame == false) { echo '<B>'.get_string( 'win', 'game').'</B><BR>'; } if (game_can_start_new_attempt( $game)) { echo '<br>'; echo "<a href=\"{$CFG->wwwroot}/mod/game/attempt.php?id=$id&forcenew=1\">". get_string( 'nextgame', 'game').'</a> '; } } else if ($info != '') { if ($print === false) { echo "<br>$info<br>"; } } 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 { $textdir = ''; } ?> <style type="text/css"><!-- .answerboxstyle { background-color: #FFFAF0; border-color: #808080; border-style: solid; border-width: 1px; display: block; padding: .75em; width: 240pt; } .gamebox { border-style: solid; border-width: 1pt; cursor: pointer; font-size: .12in; font-weight: bold; height: .18in; overflow: hidden; text-align: center; width: .18in; } .boxcheated_sel { background-color: #FFF1D7; border-color: #C00000; color: #2080D0; } .boxcheated_unsel { background-color: #ffffff; border-color: #606060; color: #2080D0; } .boxerror_sel { background-color: #FFF1D7; border-color: #C00000; color: #BF0000; } .boxerror_unsel { background-color: #FFF0F0; border-color: #606060; color: #BF0000; } .boxnormal_sel { background-color: #FFF1D7; border-color: #C00000; color: #000000; } .boxnormal_unsel { background-color: #ffffff; border-color: #606060; color: #000000; } .button { width: 64pt; } .cluebox { border-bottom-width: 1px; border-color: #c0c0c0; border-left-width: 0px; border-right-width: 0px; border-style: solid; border-top-width: 1px; font-size: 85%; margin-top: 1em; padding-bottom: .5em; padding-left: 0pt; padding-right: 0pt; padding-top: .5em; } .crosswordarea { background-color: #D0D8E0; border-color: #808080; border-style: solid; border-width: 2px; padding: .5em; } #region-game.body { background-color: white; cursor: default; } #region-game.body, #region-game.button, #region-game.input, #region-game.p, #region-game.td { font-family: Verdana, Arial, Sans-Serif; font-size: small; } #region-game.button { cursor: pointer; } #region-game.h1, #region-game.h2, #region-game.h3 { color: #5F78A2; font-family: Franklin Gothic Medium, Arial, Sans-Serif; font-weight: normal; } #region-game.p { margin-top: 1em; } --></style> </head> <?php if ($print) { echo '<body onload="window.print()">'; } else { echo '<body>'; } if ($game->toptext != '') { echo $game->toptext.'<br>'; } ?> <h1></h1> <div id="waitmessage" class="answerboxstyle"> This interactive crossword puzzle requires JavaScript and a reasonably recent web browser, such as Internet Explorer 5.5 or later, Netscape 7, Mozilla, Firefox, or Safari. If you have disabled web page scripting, please re-enable it and refresh the page. </div> <p><table cellpadding="0" cellspacing="0" border="0"> <?php if ($game->param3 == 2) { echo "<tr>\r\n"; game_cross_show_welcome( $game); echo "</tr>\r\n"; echo "<tr><tr><td> </td></tr>\r\n"; } ?> <tr> <td class="crosswordarea"> <table id="crossword" cellpadding="3" cellspacing="0" style="display: none; border-collapse: collapse;" <?php echo $textdir;?>> <script language="JavaScript" type="text/javascript"><!-- // EclipseCrossword and this script block (C) Copyright 2000-2005 Green Eclipse. // Do not remove this copyright notice. You can, however, change the rest of the page. // www.eclipsecrossword.com var BadChars = "`~!@^*()_={[}]\|:;\"',<>?&"; var CrosswordWidth, CrosswordHeight; var TableAcrossWord, TableDownWord; var Words, Word, Clue, WordX, WordY, LastHorizontalWord; var OnlyCheckOnce; var CurrentWord, PrevWordHorizontal, x, y, i, j; var CrosswordFinished, Initialized; // Check the user's browser and then initialize the puzzle. if (document.getElementById("waitmessage") != null) { document.getElementById("waitmessage").innerHTML = "<?php echo get_string( 'cross_pleasewait', 'game'); ?>"; // Current game variables CurrentWord = -1; PrevWordHorizontal = false; <?php echo $html; ?> OnlyCheckOnce = false; // Create the cell-to-word arrays. TableAcrossWord = new Array(CrosswordWidth); for (var x = 0; x < CrosswordWidth; x++) TableAcrossWord[x] = new Array(CrosswordHeight); TableDownWord = new Array(CrosswordWidth); for (var x = 0; x < CrosswordWidth; x++){ TableDownWord[x] = new Array(CrosswordHeight); } GuessLeter = new Array(CrosswordWidth); for (var x = 0; x < CrosswordWidth; x++) { GuessLeter[x] = new Array(CrosswordHeight); for (var y = 0; y < CrosswordHeight; y++) { GuessLeter[ x][ y] = "_"; } } solu = new Array(CrosswordWidth); for (var x = 0; x < CrosswordWidth; x++) { solu[x] = new Array(CrosswordHeight); for (var y = 0; y < CrosswordHeight; y++) { solu[ x][ y] = ""; } } for (var y = 0; y < CrosswordHeight; y++) { for (var x = 0; x < CrosswordWidth; x++) { TableAcrossWord[x][y] = -1; TableDownWord[x][y] = -1; } } // First, add the horizontal words to the puzzle. for (var i = 0; i <= LastHorizontalWord; i++) { x = WordX[i]; y = WordY[i]; s = Guess[ i]; so = Solutions[ i]; for (var j = 0; j < WordLength[i]; j++) { TableAcrossWord[x + j][y] = i; if( j < s.length) c = s.substr( j, 1); else c = ''; GuessLeter[ x+ j][ y] = c; if( j < so.length) c = so.substr( j, 1); else c = ''; solu[ x+j][ y] = c; } } // Second, add the vertical words to the puzzle. for (var i = LastHorizontalWord + 1; i < Words; i++) { x = WordX[i]; y = WordY[i]; s = Guess[ i]; so = Solutions[ i]; for (var j = 0; j < WordLength[i]; j++) { TableDownWord[x][y + j] = i; if( j < s.length) c = s.substr( j, 1); else c = ''; GuessLeter[ x][ y+j] = c; if( j < so.length) c = so.substr( j, 1); else c = ''; solu[ x][ y+j] = c; } } document.writeln("<tr><td></td>"); for (var x = 0; x < CrosswordWidth; x++) { document.write("<td align=center>" + (x+1) + " </td>"); //col numbers } // Now, insert the row HTML into the table. for (var y = 0; y < CrosswordHeight; y++) { document.writeln("<tr>"); document.write("<td>" + (y+1)+" </td>"); //line numbers for (var x = 0; x < CrosswordWidth; x++) { if (TableAcrossWord[x][y] >= 0 || TableDownWord[x][y] >= 0) { var s; s = "<td id=\"c" + PadNumber(x) + PadNumber(y); s += "\" class=\"gamebox boxnormal_unsel\" onclick=\"SelectThisWord(event);\">"; document.write( s); if( solu[x][y] != '') document.write( solu[x][y]); else if( GuessLeter[x][y]== "_") document.write( " "); else document.write( GuessLeter[x][y]); document.write("</td>"); } else { document.write("<td></td>"); //empty cell } } document.writeln("</tr>"); } // Finally, show the crossword and hide the wait message. Initialized = true; document.getElementById("waitmessage").style.display = "none"; document.getElementById("crossword").style.display = "block"; } // ---------- // Event handlers // Raised when a key is pressed in the word entry box. function WordEntryKeyPress(event) { if (CrosswordFinished) return; // Treat an Enter keypress as an OK click. if (CurrentWord >= 0 && event.keyCode == 13) OKClick(); } // ---------- // Helper functions // Returns true if the string passed in contains any characters prone to evil. function ContainsBadChars(theirWord) { return false; for (var i = 0; i < theirWord.length; i++) { if (BadChars.indexOf(theirWord.charAt(i)) >= 0) return true; } return false; } // Pads a number out to three characters. function PadNumber(number) { if (number < 10) { return "00" + number; } else if (number < 100) { return "0" + number; } else { return "" + number; } } // Returns the table cell at a particular pair of coordinates. function CellAt(x, y) { return document.getElementById("c" + PadNumber(x) + PadNumber(y)); } // Deselects the current word, if there's a word selected. DOES not change the value of CurrentWord. function DeselectCurrentWord() { if (CurrentWord < 0) { return; } var x, y, i; document.getElementById("answerbox").style.display = "none"; document.getElementById("answerbox2").style.display = "none"; ChangeCurrentWordSelectedStyle( false); CurrentWord = -1; } // Changes the style of the cells in the current word. function ChangeWordStyle(WordNumber, NewStyle) { if (WordNumber< 0) { return; } var x = WordX[WordNumber]; var y = WordY[WordNumber]; if (WordNumber<= LastHorizontalWord) { for (i = 0; i < WordLength[WordNumber]; i++) { CellAt(x + i, y).className = NewStyle; } } else { for (i = 0; i < WordLength[WordNumber]; i++) { CellAt(x, y + i).className = NewStyle; } } } // Changes the style of the cells in the current word between the selected/unselected form. function ChangeCurrentWordSelectedStyle(IsSelected) { if (CurrentWord < 0) { return; } var x = WordX[CurrentWord]; var y = WordY[CurrentWord]; if (CurrentWord <= LastHorizontalWord) { for (i = 0; i < WordLength[CurrentWord]; i++) { CellAt(x + i, y).className = CellAt(x + i, y).className. replace(IsSelected ? "_unsel" : "_sel", IsSelected ? "_sel" : "_unsel"); } } else { for (i = 0; i < WordLength[CurrentWord]; i++) { CellAt(x, y + i).className = CellAt(x, y + i).className. replace(IsSelected ? "_unsel" : "_sel", IsSelected ? "_sel" : "_unsel"); } } } // Selects the new word by parsing the name of the TD element referenced by the // event object, and then applying styles as necessary. function SelectThisWord(event) { if (CrosswordFinished) { return; } var x, y, i, TheirWord, TableCell; // Deselect the previous word if one was selected. document.getElementById("welcomemessage").style.display = "none"; if (CurrentWord >= 0) { OKClick(); } DeselectCurrentWord(); // Determine the coordinates of the cell they clicked, and then the word that // they clicked. var target = (event.srcElement ? event.srcElement: event.target); x = parseInt(target.id.substring(1, 4), 10); y = parseInt(target.id.substring(4, 7), 10); // If they clicked an intersection, choose the type of word that was NOT selected last time. if (TableAcrossWord[x][y] >= 0 && TableDownWord[x][y] >= 0) { CurrentWord = PrevWordHorizontal ? TableDownWord[x][y] : TableAcrossWord[x][y]; } else if (TableAcrossWord[x][y] >= 0) { CurrentWord = TableAcrossWord[x][y]; } else if (TableDownWord[x][y] >= 0) { CurrentWord = TableDownWord[x][y]; } PrevWordHorizontal = (CurrentWord <= LastHorizontalWord); // Now, change the style of the cells in this word. ChangeCurrentWordSelectedStyle(true); // Then, prepare the answer box. x = WordX[CurrentWord]; y = WordY[CurrentWord]; TheirWord = ""; var TheirWordLength = 0; for (i = 0; i < WordLength[CurrentWord]; i++) { // Find the appropriate table cell. if (CurrentWord <= LastHorizontalWord) { TableCell = CellAt(x + i, y); } else { TableCell = CellAt(x, y + i); } // Add its contents to the word we're building. if (TableCell.innerHTML != null && TableCell.innerHTML.length > 0 && TableCell.innerHTML != " " && TableCell.innerHTML.toLowerCase() != " ") { TheirWord += TableCell.innerHTML.toUpperCase(); TheirWordLength++; } else { TheirWord += "•"; } } document.getElementById("wordlabel").innerHTML = TheirWord; <?php $msg = "\"".get_string( 'cross_across', 'game').", \" : \"".get_string( 'cross_down', 'game').", \""; $letters = "\" ".get_string( 'letter', 'game').".\" : \" ".get_string( 'letters', 'game').".\""; ?> var s = ((CurrentWord <= LastHorizontalWord) ? <?php echo $msg ?>); s = s + WordLength[CurrentWord] + (WordLength[CurrentWord] == 1 ? <?php echo $letters;?>); document.getElementById("wordinfo").innerHTML = s; document.getElementById("wordclue").innerHTML = Clue[CurrentWord]; document.getElementById("worderror").style.display = "none"; if (TheirWordLength == WordLength[CurrentWord]) { document.getElementById("wordentry").value = TheirWord; } else { document.getElementById("wordentry").value = ""; } // Finally, show the answer box. document.getElementById("answerbox").style.display = "block"; document.getElementById("answerbox2").style.display = "block"; try { document.getElementById("wordentry").focus(); document.getElementById("wordentry").select(); } catch (e) { } } // Called when the user clicks the OK link. function OKClick() { var TheirWord, x, y, i, TableCell; if (CrosswordFinished) { return; } if (document.getElementById("okbutton").disabled) { return; } // First, validate the entry. TheirWord = document.getElementById("wordentry").value.toUpperCase(); if (TheirWord.length == 0) { DeselectCurrentWord(); return; } if (ContainsBadChars(TheirWord)) { document.getElementById("worderror").innerHTML = "<?php echo get_string( 'cross_error_containsbadchars', 'game');?>"; document.getElementById("worderror").style.display = "block"; return; } if (TheirWord.length < WordLength[CurrentWord]) { var s = "<?php echo get_string( 'cross_error_wordlength1', 'game');?>"; s = s + WordLength[CurrentWord] + " <?php echo get_string( 'cross_error_wordlength2', 'game');?>"; document.getElementById("worderror").innerHTML = s; document.getElementById("worderror").style.display = "block"; return; } if (TheirWord.length > WordLength[CurrentWord]) { var s = "<?php echo get_string( 'cross_error_wordlength1', 'game');?>"; s = s + WordLength[CurrentWord] + " <?php echo get_string( 'cross_error_wordlength2', 'game');?>"; document.getElementById("worderror").innerHTML = s; document.getElementById("worderror").style.display = "block"; return; } // If we made it this far, they typed an acceptable word, so add these letters to the puzzle and hide the entry box. x = WordX[CurrentWord]; y = WordY[CurrentWord]; for (i = 0; i < TheirWord.length; i++) { TableCell = CellAt(x + (CurrentWord <= LastHorizontalWord ? i : 0), y + (CurrentWord > LastHorizontalWord ? i : 0)); TableCell.innerHTML = TheirWord.substring(i, i + 1); } DeselectCurrentWord(); } <?php if ($showhtmlsolutions == false) { ?> function PackPuzzle( sData) { var i, s, s2, n, j; s = ""; len = sData.length; for(i=0; i < len; i++) { c = sData.charAt( i); if( (c > "0") && (c <= "9")) { s = s.concat( '/'); } s = s.concat( c); } for(;;) { i = s.indexOf( "__"); if( i == -1) { break; } len = s.length; for( j=i ; j < len; j++) { if( s.charAt( j) != "_") { break; } } n = j - i; s2 = s.substr( 0, i); s2 = s2.concat( n); s = s2.concat( s.substr( j)); } return encodeURIComponent( s); } // Called when the "check server" link is clicked. function CheckServerClick( endofgame) { var i, j, x, y, UserEntry, ErrorsFound = 0, EmptyFound = 0, TableCell; if (CrosswordFinished) { return; } DeselectCurrentWord(); for (y = 0; y < CrosswordHeight; y++) { for (x = 0; x < CrosswordWidth; x++) { if (TableAcrossWord[x][y] >= 0 || TableDownWord[x][y] >= 0) { TableCell = CellAt(x, y); if (TableCell.className == "box boxerror_unsel") { TableCell.className = "box boxnormal_unsel"; } } } } sData = ""; for (i = 0; i < Words; i++) { // Get the user's entry for this word. UserEntry = ""; for (j = 0; j < WordLength[i]; j++) { if (i <= LastHorizontalWord) { TableCell = CellAt(WordX[i] + j, WordY[i]); } else { TableCell = CellAt(WordX[i], WordY[i] + j); } if (TableCell.innerHTML.length > 0 && TableCell.innerHTML.toLowerCase() != " ") { UserEntry += TableCell.innerHTML.toUpperCase(); } else if( TableCell.innerHTML.toLowerCase() == " ") { UserEntry += " "; } else { UserEntry += "_"; } } sData += UserEntry; } sData = PackPuzzle( sData); if( endofgame) { sData += "&finishattempt=1"; } <?php if ($onlyshow == false) { global $CFG; $params = 'id='.$id.'&action=crosscheck&g='; echo "window.location = \"{$CFG->wwwroot}/mod/game/attempt.php?$params\"+ sData;\r\n"; } ?> } <?php } ?> function OnPrint() { <?php global $CFG; $params = "id=$id&gameid=$game->id"; echo "window.open( \"{$CFG->wwwroot}/mod/game/print.php?$params\")"; ?> } <?php if ($showhtmlprintbutton) { ?> function PrintHtmlClick() { document.getElementById("printhtmlbutton").style.display = "none"; <?php if ($showhtmlsolutions) { ?> document.getElementById("checkhtmlbutton").style.display = "none"; <?php } ?> window.print(); <?php if ($showhtmlsolutions) { ?> document.getElementById("checkhtmlbutton").style.display = "block"; <?php } ?> document.getElementById("printhtmlbutton").style.display = "block"; } <?php } ?> <?php if ($showhtmlprintbutton) { ?> /** * * Base64 encode / decode * http://www.webtoolkit.info/ * **/ var Base64 = { // private property _keyStr : "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=", // public method for decoding decode : function (input) { var output = ""; var chr1, chr2, chr3; var enc1, enc2, enc3, enc4; var i = 0; input = input.replace(/[^A-Za-z0-9\+\/\=]/g, ""); while (i < input.length) { enc1 = this._keyStr.indexOf(input.charAt(i++)); enc2 = this._keyStr.indexOf(input.charAt(i++)); enc3 = this._keyStr.indexOf(input.charAt(i++)); enc4 = this._keyStr.indexOf(input.charAt(i++)); chr1 = (enc1 << 2) | (enc2 >> 4); chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);bgColor = "Black"; chr3 = ((enc3 & 3) << 6) | enc4; output = output + String.fromCharCode(chr1); if (enc3 != 64) { output = output + String.fromCharCode(chr2); } if (enc4 != 64) { output = output + String.fromCharCode(chr3); } } output = Base64._utf8_decode(output); return output; }, // private method for UTF-8 decoding _utf8_decode : function (utftext) { var string = ""; var i = 0; var c = c1 = c2 = 0; while ( i < utftext.length ) { c = utftext.charCodeAt(i); if (c < 128) { string += String.fromCharCode(c); i++; } else if((c > 191) && (c < 224)) { c2 = utftext.charCodeAt(i+1); string += String.fromCharCode(((c & 31) << 6) | (c2 & 63)); i += 2; } else { c2 = utftext.charCodeAt(i+1); c3 = utftext.charCodeAt(i+2); string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63)); i += 3; } } return string; } } // Called when the "checkhtml" link is clicked. function CheckHtmlClick() { var i, TableCell, UserEntry, sData, solution; sData = ""; for (i = 0; i < Words; i++) { solution = Base64.decode( HtmlSolutions[ i]); // Get the user's entry for this word. UserEntry = ""; for (j = 0; j < WordLength[i]; j++) { if (i <= LastHorizontalWord) { TableCell = CellAt(WordX[i] + j, WordY[i]); } else { TableCell = CellAt(WordX[i], WordY[i] + j); } if (TableCell.innerHTML.length > 0 && TableCell.innerHTML.toLowerCase() != " ") { UserEntry += TableCell.innerHTML.toUpperCase(); } else if( TableCell.innerHTML.toLowerCase() == " ") { UserEntry += " "; } else { UserEntry += "_"; } if( UserEntry[ j] != solution[ j]) { TableCell.innerHTML = " "; } } } } <?php } if ($showhtmlsolutions) { ?> function decodeutf8(utftext) { var string = ""; var i = 0; var c = c1 = c2 = 0; while ( i < utftext.length ) { c = utftext.charCodeAt(i); if (c < 128) { string += String.fromCharCode(c); i++; } else if((c > 191) && (c < 224)) { c2 = utftext.charCodeAt(i+1); string += String.fromCharCode(((c & 31) << 6) | (c2 & 63)); i += 2; } else { c2 = utftext.charCodeAt(i+1); c3 = utftext.charCodeAt(i+2); string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63)); i += 3; } } return string; } <?php } ?> //--> </script> </table></td> <?php if ($game->param3 == 2) { echo '<td>     </td>'; game_cross_show_legends( $cross); } else { game_cross_show_welcome( $game); } ?> </tr></table> <?php if ($onlyshow == false) { echo '<div style="margin-top: 1em;">'; echo '<button id="checkbutton" type="button" onclick="CheckServerClick( 0);" style="display: none;">'. get_string( 'cross_checkbutton', 'game'); echo '</button>'; echo ' <button id="finishattemptbutton" '. ' type="button" onclick="CheckServerClick( 1);" style="display: none;">'. get_string( 'cross_endofgamebutton', 'game'); echo '</button>'; if ($game->param5 == 1 or $game->param5 == null) { echo ' <button id="printbutton" type="button" '. ' onclick="OnPrint( 0);" style="display: none;">'.get_string( 'print', 'game'); echo '</button>'; } echo "</div>\r\n"; } if ($showhtmlsolutions or $showhtmlprintbutton) { echo '<br>'; } if ($showhtmlsolutions) { echo '<button id="checkhtmlbutton" type="button" '. ' onclick="CheckHtmlClick();" visible=true>'.get_string( 'cross_checkbutton', 'game'); echo '</button>'; } if ($showhtmlprintbutton) { if ($showhtmlsolutions) { echo " "; } echo '<button id="printhtmlbutton" type="button" onclick="PrintHtmlClick( 0);" visible=true>'.get_string( 'print', 'game'); echo '</button>'; } if ($game->param3 == 2) { echo '<td>     </td>'; game_cross_show_welcome( $game); } else { game_cross_show_legends( $cross); } if ($game->bottomtext != '') { echo '<br><br>'.$game->bottomtext; } if ($attempt != false) { if ($attempt->timefinish == 0 and $endofgame == 0) { ?> <script language="JavaScript" type="text/javascript"><!-- if (Initialized) { <?php if ($print == false) { echo "document.getElementById(\"welcomemessage\").style.display = \"\";"; } if ($showsolution == false) { ?> document.getElementById("checkbutton").style.display = ""; document.getElementById("finishattemptbutton").style.display = ""; document.getElementById("printbutton").style.display = ""; <?php } ?> } //--> </script> <?php } } ?> </body> <?php } /** * Shows welcome message. * * @param stdClass $game */ function game_cross_show_welcome( $game) { if ($game->param3 <> 2) { game_cross_show_welcome0( $game); } else { game_cross_show_welcome1(); } } /** * Shows welcome message0. * * @param stdClass $game */ function game_cross_show_welcome0( $game) { ?> <td valign="top" style="padding-left: 1em;"> <div id="welcomemessage" class="answerboxstyle" style="display:none;"> <?php echo get_string( 'cross_welcome', 'game'); ?> </div> <div id="answerbox2" style="display:none;"></div> <div id="answerbox" class="answerboxstyle" style="display:none;"> <h3 id="wordlabel" style="text-transform:uppercase;margin:0;"> </h3> <div id="wordinfo" style="font-size:8pt;color:#808080"> </div> <div id="wordclue" class="cluebox"> </div> <div style="margin-top:1em;"><input id="wordentry" type="text" size="24" <?php echo 'style="font-weight: bold; '; if ($game->param6 == 0) { echo 'text-transform:uppercase;'; } echo '"'; ?> onkeypress="WordEntryKeyPress(event)" onchange="WordEntryKeyPress(event)" autocomplete="off"></div> <?php if ($game->param3 == 2) { game_cross_show_welcome( $game); } ?> <div id="worderror" style="color:#c00000;font-weight:bold;display:none;margin-top:1em;"></div> <table border="0" cellspacing="0" cellpadding="0" width="100%" style="margin-top:1em;"><tr> <td align="right"> <button id="okbutton" type="button" class="button" onclick="OKClick();" style="font-weight: bold;">OK</button> <button id="cancelbutton" type="button" class="button" onclick="DeselectCurrentWord();">Cancel</button> </td></tr></table> </div> </td> <?php } /** * Shows welcome message 1. */ function game_cross_show_welcome1() { ?> <td valign="top" style="padding-left: 1em;"> <div id="welcomemessage" class="answerboxstyle" style="display:none;"> <?php echo get_string( 'cross_welcome', 'game'); ?> </div> <div id="answerbox" class="answerboxstyle" style="display:none;"> <div style="margin-top:1em;"><input id="wordentry" type="text" size="24" style="font-weight: bold; text-transform:uppercase;" onkeypress="WordEntryKeyPress(event)" onchange="WordEntryKeyPress(event)" autocomplete="off"></div> <div id="worderror" style="color:#c00000;font-weight:bold;display:none;margin-top:1em;"></div> <table border="0" cellspacing="0" cellpadding="0" width="100%" style="margin-top:1em;"><tr> <td align="right"> <button id="okbutton" type="button" class="button" onclick="OKClick();" style="font-weight: bold;">OK</button> <button id="cancelbutton" type="button" class="button" onclick="DeselectCurrentWord();">Cancel</button> </td></tr></table> </td><td> </td><td> <div id="answerbox2" class="answerboxstyle" style="display:none;"> <h3 id="wordlabel" style="text-transform:uppercase;margin:0;"> </h3> <div id="wordinfo" style="font-size:8pt;color:#808080"> </div> <div id="wordclue" class="cluebox"> </div> </div> </div> </td> <?php } /** * Show the legend (horizontal and vertical) * * @param stdClass $cross */ function game_cross_show_legends( $cross) { ShowLegend( $cross->mlegendh, get_string( 'cross_across', 'game')); ShowLegend( $cross->mlegendv, get_string( 'cross_down', 'game')); }