WikiVenture Original Source Code

<?php
    //Super-session-magic-thing
    session_start();
    if (!isset($_SESSION['inventory']))
    {
        $_SESSION['inventory'] = array();
    }
    asort($_SESSION['inventory']);

    if (!isset($_SESSION['visited']))
    {
        $_SESSION['visited'] = array();
    }

    if ( !isset($_SESSION['cash']) )
    {
        $_SESSION['cash'] = 0;
    }

    if ( !isset($_SESSION['score']) )
    {
        $_SESSION['score'] = 0;
    }

    if (isset($_GET['say']))
    {
        $sayid = $_GET['say'];
    }
    else
    {
        $sayid = '0';
    }

    $talklist = array();
    $showinputbox = false;

    $headerextra = '<style type="text/css">
    div.textadventure
    {
        background-color: #333333;
        color: #ffffff;
        font-family: monospace;
        padding: 8px;
    }

    div.textadventure a
    {
        color: #ffffff;
        text-decoration: none;
    }

    div.textadventure a:hover
    {
        color: #333333;
        background-color: #ffffff;
        text-decoration: none;
    }
    </style>';
    require("header.php");

    echo '<div class="main">';
    textSectionStart();
    echo '<h2>Wikiventure (Naff Working Title)</h2>';

    if ( !isset($_GET['p']) )
    {
        $page = 'Index';
    }
    else
    {
        $page = $_GET['p'];
    }

    $curlUrl = 'http://www.minild12.sophiehoulden.com/api.php?action=query&format=xml&titles=Adventure/'.$page.'&prop=revisions&rvprop=content&list=allimages';

    // create curl resource
    $ch = curl_init();

    // set url
    curl_setopt($ch, CURLOPT_URL, $curlUrl);

    //return the transfer as a string
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

    // $output contains the output string
    $curlstring = curl_exec($ch);

    $xml = new SimpleXMLElement($curlstring);

    // close curl resource to free up system resources
    curl_close($ch);

    //print_r($xml);

    if( !(bool)$xml->query->pages->page['pageid'] )
    {
        echo '<div class="textadventure">
            <b>Oops! Page does not exist!</b><br/>
            If you like, you can create it <a href="http://www.minild12.sophiehoulden.com/index.php?title=Adventure/'.$page.'&action=edit">here.</a>
        </div>';
    }
    else
    {
        $output = $xml->query->pages->page->revisions->rev;
        $useitem = '';

        if (isset($_GET['get']))
        {
            if ( !in_array( $_GET['get'], $_SESSION['inventory'] ) )
            {
                $output = 'You pick-up the '.$_GET['get'].'.<br/><br/>' . $output;
                $_SESSION['inventory'][] = $_GET['get'];
            }
        }
        elseif (isset($_GET['use']))
        {
            if ( in_array( $_GET['use'], $_SESSION['inventory'] ) )
            {
                $output = 'You use your '.$_GET['use'].'.<br/><br/>' . $output;
                $useitem = $_GET['use'];
            }
        }

        //Location link repolacements
        $link_before = array('[[Adventure/', '|', ']]');
        $link_after = array('&gt; <a href="minild12.php?p=', '">', '</a>');

        $offset = 0;
        $linkslist = array();
        while ( substr_count( $output, '[[') > 0 )
        {
            $startpos = strpos($output, '[[');
            $endpos = strpos($output, ']]', $startpos);
            $midpos = strpos($output, ':', $startpos);
            //Make-sure it gets the correct ]]
            $obcount = substr_count($output, '[[', $startpos+2, $endpos-$startpos-2);
            for ( $i = 0; $i < $obcount; $i++ )
            {
                $temppos = $endpos;
                $endpos = strpos( $output, ']]', $endpos+2 );
                $i -= ( substr_count( substr($output,$temppos,$endpos-$temppos), '[[') );
            }

            if ( ($midpos >= $endpos) || ($midpos <= $startpos) ) //No : in it
            {
                $temp = substr( $output, $startpos, $endpos - $startpos + 2);
                $linkslist[] = str_replace( $link_before, $link_after, $temp );
                $output = substr_replace( $output, '', $startpos, $endpos - $startpos + 2 );
            }
            else //Otherwise, parse the code!
            {
                $secondhalf = substr($output, $midpos+1, $endpos-$midpos-1);
                switch( substr( $output, $startpos+2, $midpos - $startpos -2) )
                {
                //SHOW IMAGE
                case 'File':
                    foreach ($xml->query->allimages->img as $img)
                    {
                        if ( $img['name'] == $secondhalf )
                        {
                            $imageurl = $img['url'];
                        }
                    }
                    $output = str_replace("[[File:$secondhalf]]", "<img src='$imageurl'/>",$output);
                    break;

                //GET ITEM
                case 'GET':
                    $output = str_replace("[[GET:$secondhalf]]", '',$output);
                    if ( !in_array($secondhalf, $_SESSION['inventory']) )
                    {
                        $itemshere[] = "$secondhalf";
                    }
                    break;

                case 'IFHAVE':
                    $splitpos = strpos($secondhalf, '|');
                    $itemname = substr($secondhalf, 0, $splitpos);
                    $haveitemtext = substr($secondhalf, $splitpos+1);
                    if ( in_array($itemname, $_SESSION['inventory']) )
                    {
                        $output = substr_replace( $output, $haveitemtext, $startpos, $endpos-$startpos+2);
                    }
                    else
                    {
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                    }
                    break;

                case 'IFNHAVE':
                    $splitpos = strpos($secondhalf, '|');
                    $itemname = substr($secondhalf, 0, $splitpos);
                    $haveitemtext = substr($secondhalf, $splitpos+1);
                    if ( !in_array($itemname, $_SESSION['inventory']) )
                    {
                        $output = substr_replace( $output, $haveitemtext, $startpos, $endpos-$startpos+2);
                    }
                    else
                    {
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                    }
                    break;

                case 'LOSE':
                    if ( $secondhalf == '*ALL' )
                    {
                        $output = substr_replace( $output, 'You lose all your items!', $startpos, $endpos-$startpos+2);
                        unset($_SESSION['inventory']);
                        $_SESSION['inventory'] = array();
                    }
                    elseif ( in_array($secondhalf, $_SESSION['inventory']) )
                    {
                        $output = substr_replace( $output, 'You lose your ' . $secondhalf, $startpos, $endpos-$startpos+2);
                        unset($_SESSION['inventory'][array_search($secondhalf,$_SESSION['inventory'])]);
                        $_SESSION['inventory'] = array_values($_SESSION['inventory']);
                    }
                    else
                    {
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                    }
                    break;

                case 'USE':
                    $splitpos = strpos($secondhalf, '|');
                    if ( $splitpos != 0 )
                    {
                        $itemname = substr($secondhalf, 0, $splitpos);
                        $useitemtext = substr($secondhalf, $splitpos+1);
                    }
                    else
                    {
                        $itemname = $secondhalf;
                        $useitemtext = '';
                    }

                    if ( $useitem == $itemname )
                    {
                        $output = substr_replace( $output, $useitemtext, $startpos, $endpos-$startpos+2);
                    }
                    else
                    {
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                    }
                    break;

                case 'NUSE':
                    $splitpos = strpos($secondhalf, '|');
                    if ( $splitpos != 0 )
                    {
                        $itemname = substr($secondhalf, 0, $splitpos);
                        $useitemtext = substr($secondhalf, $splitpos+1);
                    }
                    else
                    {
                        $itemname = $secondhalf;
                        $useitemtext = '';
                    }

                    if ( $useitem != $itemname )
                    {
                        $output = substr_replace( $output, $useitemtext, $startpos, $endpos-$startpos+2);
                    }
                    else
                    {
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                    }
                    break;

                //VISITING
                case 'IFVISITED':
                    $splitpos = strpos($secondhalf, '|');
                    $placename = substr($secondhalf, 0, $splitpos);
                    if ( trim($placename) == '' ) { $placename = $page; }
                    $visitedtext = substr($secondhalf, $splitpos+1);
                    if ( in_array($placename, $_SESSION['visited']) )
                    {
                        $output = substr_replace( $output, $visitedtext, $startpos, $endpos-$startpos+2);
                    }
                    else
                    {
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                    }
                    break;

                case 'IFNVISITED':
                    $splitpos = strpos($secondhalf, '|');
                    $placename = substr($secondhalf, 0, $splitpos);
                    if ( trim($placename) == '' ) { $placename = $page; }
                    $visitedtext = substr($secondhalf, $splitpos+1);
                    if ( !in_array($placename, $_SESSION['visited']) )
                    {
                        $output = substr_replace( $output, $visitedtext, $startpos, $endpos-$startpos+2);
                    }
                    else
                    {
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                    }
                    break;

                //CONVERSATIONS
                case 'SPEECH':
                    $splitpos = strpos($secondhalf, '|');
                    $speechid = substr($secondhalf, 0, $splitpos);
                    $speechtext = substr($secondhalf, $splitpos+1);
                    if ( (int)$sayid == (int)$speechid )
                    {
                        $output = substr_replace( $output, $speechtext, $startpos, $endpos-$startpos+2);
                    }
                    else
                    {
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                    }
                    break;

                case 'TALK':
                    $commapos = strpos($secondhalf, ',');
                    $splitpos = strpos($secondhalf, '|');
                    $talkid = substr($secondhalf, 0, $commapos); //The id of speech to show
                    $speechid = substr($secondhalf, $commapos+1, $splitpos-$commapos-1);//The speech id to display this
                    $speechtext = substr($secondhalf, $splitpos+1); //What to say
                    if ( $talkid == $sayid ) //Just said this
                    {
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                        $output = 'You: ' . $speechtext . '<br/><br/>' . $output;
                    }
                    elseif ( ($speechid == $sayid) || (trim($speechid) == '') )
                    { //Display this speech option.
                        $talklist[] = '> <a href="minild12.php?p='.$page.'&say='.$talkid.'">Say "'.$speechtext.'"</a>';
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                    }
                    else
                    {
                        //Remove the tag
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                    }
                    break;

                //CASH
                case 'IFCASH':
                    $commapos = strpos($secondhalf, ',');
                    $splitpos = strpos($secondhalf, '|');
                    $cashlow = substr($secondhalf, 0, $commapos); //Cash lower bound
                    $cashhigh = substr($secondhalf, $commapos+1, $splitpos-$commapos-1); //Cash upper bound
                    $cashtext = substr($secondhalf, $splitpos+1); //What to say
                    if ( (($_SESSION['cash'] >= (int)$cashlow) || (trim($cashlow) == '')) &&
                         (($_SESSION['cash'] <= (int)$cashhigh) || (trim($cashhigh) == '')) ) //cash is between bounds
                    {
                        $output = substr_replace( $output, $cashtext, $startpos, $endpos-$startpos+2);
                    }
                    else
                    {
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                    }
                    break;

                case 'IFNCASH':
                    $commapos = strpos($secondhalf, ',');
                    $splitpos = strpos($secondhalf, '|');
                    $cashlow = substr($secondhalf, 0, $commapos); //Cash lower bound
                    $cashhigh = substr($secondhalf, $commapos+1, $splitpos-$commapos-1); //Cash upper bound
                    $cashtext = substr($secondhalf, $splitpos+1); //What to say
                    if ( (($_SESSION['cash'] < (int)$cashlow) && !(trim($cashlow) == '')) ||
                         (($_SESSION['cash'] > (int)$cashhigh) && !(trim($cashhigh) == '')) ) //cash is between bounds
                    {
                        $output = substr_replace( $output, $cashtext, $startpos, $endpos-$startpos+2);
                    }
                    else
                    {
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                    }
                    break;

                case 'GIVECASH':
                    $_SESSION['cash'] += (int)$secondhalf; //Simple as that! Hopefully.
                    break;

                //SCORE
                case 'IFSCORE':
                    $commapos = strpos($secondhalf, ',');
                    $splitpos = strpos($secondhalf, '|');
                    $cashlow = substr($secondhalf, 0, $commapos); //Cash lower bound
                    $cashhigh = substr($secondhalf, $commapos+1, $splitpos-$commapos-1); //Cash upper bound
                    $cashtext = substr($secondhalf, $splitpos+1); //What to say
                    if ( (($_SESSION['score'] >= (int)$cashlow) || (trim($cashlow) == '')) &&
                         (($_SESSION['score'] <= (int)$cashhigh) || (trim($cashhigh) == '')) ) //cash is between bounds
                    {
                        $output = substr_replace( $output, $cashtext, $startpos, $endpos-$startpos+2);
                    }
                    else
                    {
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                    }
                    break;

                case 'IFNSCORE':
                    $commapos = strpos($secondhalf, ',');
                    $splitpos = strpos($secondhalf, '|');
                    $cashlow = substr($secondhalf, 0, $commapos); //Cash lower bound
                    $cashhigh = substr($secondhalf, $commapos+1, $splitpos-$commapos-1); //Cash upper bound
                    $cashtext = substr($secondhalf, $splitpos+1); //What to say
                    if ( (($_SESSION['score'] < (int)$cashlow) && !(trim($cashlow) == '')) ||
                         (($_SESSION['score'] > (int)$cashhigh) && !(trim($cashhigh) == '')) ) //cash is between bounds
                    {
                        $output = substr_replace( $output, $cashtext, $startpos, $endpos-$startpos+2);
                    }
                    else
                    {
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                    }
                    break;

                case 'GIVEPOINTS':
                    $_SESSION['score'] += (int)$secondhalf; //Simple as that! Hopefully.
                    break;

                //INPUT
                case 'IFINPUT':
                    $showinputbox = true;
                    $splitpos = strpos($secondhalf, '|');
                    $inputexpected = substr($secondhalf, 0, $splitpos);
                    $inputtext = substr($secondhalf, $splitpos+1);
                    if ( strtoupper(trim($_GET['i'])) == strtoupper(trim($inputexpected)) )
                    {
                        $output = substr_replace( $output, $inputtext, $startpos, $endpos-$startpos+2);
                    }
                    else
                    {
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                    }
                    break;

                case 'IFNINPUT':
                    $showinputbox = true;
                    $splitpos = strpos($secondhalf, '|');
                    $inputexpected = substr($secondhalf, 0, $splitpos);
                    $inputtext = substr($secondhalf, $splitpos+1);
                    if ( strtoupper(trim($_GET['i'])) != strtoupper(trim($inputexpected)) )
                    {
                        $output = substr_replace( $output, $inputtext, $startpos, $endpos-$startpos+2);
                    }
                    else
                    {
                        $output = substr_replace( $output, '', $startpos, $endpos-$startpos+2);
                    }
                    break;

                //DEFAULT
                default:
                    $output = substr_replace( $output, '', $startpos, $endpos - $startpos + 2 );
                }
            }
        }

        $output = str_replace( "\n", '<br/>', trim($output) );

        //Add a list of items here.
        if ( count($itemshere) != 0 )
        {
            $itemsherelist = 'You see the following items here: ';
            $firstitem = true;
            foreach ( $itemshere as $anitem )
            {
                if ( $firstitem )
                {
                    $itemsherelist .= $anitem;
                    $firstitem = false;
                }
                else
                {
                    $itemsherelist .= ', '.$anitem;
                }
            }
        }
        $output .= '<br/><br/>';
        //Speech links
        if ( count($talklist) > 0 )
        {
            foreach ( $talklist as $anitem )
            {
                array_unshift($linkslist, '<br/>'.$anitem);
            }
            $output .= $itemsherelist . '<br/><br/>';
        }
        //Add 'get this' links
        if ( count($itemshere) > 0 )
        {
            foreach ( $itemshere as $anitem )
            {
                array_unshift($linkslist, '<br/>> <a href="minild12.php?p='.$page.'&get='.urlencode($anitem).'">'.
                                    'Pick up the '.$anitem.'</a>');
            }
            $output .= $itemsherelist . '<br/><br/>';
        }
        foreach ( $linkslist as $link )
        {
            $output .= $link.'<br/>';
        }

        //Parse bold and italics
        $output = str_replace_every_other("'''", '<b>', $output);
        $output = str_replace("'''",'</b>',$output);
        $output = str_replace_every_other("''", '<i>', $output);
        $output = str_replace("''",'</i>',$output);

        //Output it!
        echo '<div class="textadventure">'.$output.'
        <br/>';

        if ( $showinputbox == true )
        {
            echo '<form action="minild12.php" method="get">
            Input something: <input type="text" name="i" /> (Press enter)
            <input type="hidden" name="p" value="'.$page.'" />
            </form>';
        }

        echo 'Inventory (Click to use): ';
        $firstitem = true;
        foreach($_SESSION['inventory'] as $invitem)
        {
            if ( $firstitem )
            {
                echo '<a href="minild12.php?p='.$page.'&use='.$invitem.'">'.$invitem.'</a>';
                $firstitem = false;
            }
            else
            {
                echo ', <a href="minild12.php?p='.$page.'&use='.$invitem.'">'.$invitem.'</a>';
            }
        }
        if ($firstitem) {echo 'Not a sausage!';}
        echo '<br/>Cash: ' . $_SESSION['cash'] . ' Score: ' . $_SESSION['score'];
        echo '</div>';
    }

    echo '<p>
    <a href="http://www.minild12.sophiehoulden.com/index.php?title=Adventure/'.$page.'&action=edit">Edit this page!</a><br/>
            Feel free to add pages to the game <a href="http://www.minild12.sophiehoulden.com/index.php?title=Adventure">here!</a>
        </p>';
    textSectionEnd();
    echo '<br />';
    include("footer.php");
    echo '</div>';

    if (!in_array($page, $_SESSION['visited']))
    {
        $_SESSION['visited'][] = $page;
    }
?>
</body>
</html>