ajax-fotoalbum

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  1. ajax-fotoalbum

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index.php

Code (php)
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="nl" lang="nl">
    <head>
        <title> Fotoalbum </title>
        
        <style type="text/css">
            BODY, HTML {
                width: 100%;
                height: 100%;
                margin: 0;
                padding: 0;
                font-family: Arial;
                background: white;
                font-size: 12px;
            }
        
            #preload {
                display: none;
            }
            
            
            #maindiv, #mainframe, #mainframe TR, #mainframe TR TD {
                width: 100%;
                height: 100%;
            }
            
            #show {
                width: 300px;
                margin-left: auto;
                margin-right: auto;
            }
            
            .dir {
                display: block;
                margin: 1px;
                border: 2px solid black;
                border-width: 0 0 0 2px;
                background: #eee;
                padding: 2px;
                font-size: 16px;
                text-decoration: none;
                color: black;
                padding-left: 5px;
            }
            
            .dir:hover {
                background: #c0c0c0;
            }
            
            .file {
                display: block;
                font-size: 14px;
                text-decoration: none;
                color: black;
                background: #eee;
                margin: 1px;
                padding: 2px;
            }
            
            .file IMG {
                border: none;
                height: 12px;
                width: 12px;
            }
            
            .file:hover {
                background: #c0c0c0;
            }
            
            #big {
                border: 1px solid black;
            }
            
            #stats {
                border: 1px solid #c0c0c0;
                border-width: 1px 0 0 0;
            }
            
            LABEL {
                float: left;
                display: block;
                width: 150px;
            }
            
            #javascript {
                color: #c0c0c0;
            }
            
            INPUT {
                font-family: Arial;
                font-size: 12px;
            }
        </style>
        
        <script type="text/javascript">
            function showLoading() {
                getId('body').align = 'center';
                getId('body').innerHTML = 'Even aan het laden... <br /> <img src="loading.gif" alt="" />';
            }
        
            function createAjaxObject() {
                object = false;
                
                try {
                    object = new XMLHttpRequest();
                }
                catch(e) {
                    try {
                        object = new ActiveXObject('Msxml2.XMLHTTP');
                    } catch(e) {
                        object = new ActiveXObject('Microsoft.XMLHTTP');
                    }
                }
                
                return object;
            }
            
            function checkState(object) {
                if (object.readyState == 4) {
                    return true;
                } else {
                    return false;
                }
            }    
        
            
            function getId(id) {
                return document.getElementById(id);
            }
        
            window.onload = function() {
                <?php
                    if (!isset($_GET['link'])) {
                        ?>
                        request = createAjaxObject();
                        request.onreadystatechange = function() {
                            if (checkState(request)) {
                                getId('body').innerHTML = request.responseText;
                                getId('body').align = 'left';
                            }
                        }
                        request.open('GET', 'getLevel.php?level=&'+Math.random(), true);
                        request.send(null);
                        <?php
                    } else {
                        ?>
                        request = createAjaxObject();
                        request.onreadystatechange = function() {
                            if (checkState(request)) {
                                getId('body').innerHTML = request.responseText;
                                getId('body').align = 'left';
                            }
                        }
                        request.open('GET', 'showPic.php?pic=<?php echo htmlentities(strip_tags($_GET['link'])); ?>&'+Math.random(), true);
                        request.send(null);
                        <?php
                    }
                ?>
            }
            
            
            function loadLevel(level) {
                showLoading();
                
                request = createAjaxObject();
                request.onreadystatechange = function() {
                    if (checkState(request)) {
                        getId('body').innerHTML = request.responseText;
                        getId('body').align = 'left';
                    }
                }
                request.open('GET', 'getLevel.php?level='+level+'&'+Math.random(), true);
                request.send(null);
            }
            
            function loadPic(pic) {
                showLoading();
                
                request = createAjaxObject();
                request.onreadystatechange = function() {
                    if (checkState(request)) {
                        getId('body').innerHTML = request.responseText;
                        getId('body').align = 'left';
                    }
                }
                request.open('GET', 'showPic.php?pic='+pic+'&'+Math.random(), true);
                request.send(null);
            }
        </script>
        
    </head>
    <body>
        <div id="maindiv">
            <table id="mainframe"> <tr> <td valign="middle" align="center" id="body">
                <div id="javascript">Javascript is vereist om dit fotoalbum te kunnen bekijken.</div>
                Het fotoalbum is aan het laden, een moment geduld a.u.b. <br /> <img src="loading.gif" alt="" />
            </td> </tr> </table>
        </div>
        <div id="preload">
            <?php
                function preloader($map = 'pictures') {
                    foreach (glob($map.'/*') as $file) {
                        if (is_dir($file))
                            preloader($file);
                        else
                            echo '<img src="'.$file.'" alt="" />';
                    }
                }
                
                preloader();
            ?>
        </div>
    </body>
</html>


getLevel.php
Code (php)
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<?php
if (ereg('(..|http)',$_GET['level']) && (!ereg('^pictures',$_GET['level']) && !empty($_GET['level']))) exit('<div id="show">Er is een fout opgetreden.</div>');
?>

<div id="show">

<?php
function removeExtention($var) {
    $var = explode('.', $var);
    return $var[0];
}

$lvl = $_GET['level'];

$dirs = array();
$pics = array();

if (empty($lvl) || $lvl == 'pictures') {
    foreach (glob('pictures/*') as $file) {
        if (is_dir($file))
            $dirs[] = $file;
        elseif (ereg('(.jpg|.jpeg|.png|.gif)$', strtolower($file)))
            $pics[] = $file;
    }
    
    if (!empty($dirs)) {
        foreach($dirs as $file) {
            echo '<a href="#" onClick="javascript: loadLevel(\''.$file.'\');" class="dir">'.basename($file).'</a>';
        }
        echo '<br />';
    }
    
    if (!empty($pics)) {
        
        foreach ($pics as $file) {
            echo '<a href="#" onClick="javascript: loadPic(\''.$file.'\');" class="file"> <img src="'.$file.'" alt="" /> '.basename(removeExtention($file)).'</a>';
        }
    } else {
        echo 'Er zijn geen foto\'s.';
    }
} else {
    echo '<a href="#" onClick="javascript: loadLevel(\''.str_replace('/'.basename($file),'',$file).'\');" class="dir">Terug</a><br />';
    
    foreach (glob($lvl.'/*') as $file) {
        if (is_dir($file))
            $dirs[] = $file;
        elseif (ereg('(.jpg|.jpeg|.png|.gif)$', strtolower($file)))
            $pics[] = $file;
    }
    
    if (!empty($dirs)) {
        foreach($dirs as $file) {
            echo '<a href="#" onClick="javascript: loadLevel(\''.$file.'\');" class="dir">'.basename($file).'</a>';
        }
        echo '<br />';
    }
    
    if (!empty($pics)) {
        
        foreach ($pics as $file) {
            echo '<a href="#" onClick="javascript: loadPic(\''.$file.'\');" class="file"> <img src="'.$file.'" alt="" /> '.basename(removeExtention($file)).'</a>';
        }
    } else {
        echo 'Er zijn geen foto\'s.';
    }
}
?>

</div>


showPic.php
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<?php
if (ereg('(..|http)',$_GET['pic']) && (!ereg('^pictures',$_GET['pic']) && !empty($_GET['pic'])) || empty($_GET['pic'])) exit('<div id="show">Er is een fout opgetreden.</div>');
?>

<div id="show">

<?php
function removeExtention($var) {
    $var = explode('.', $var);
    return $var[0];
}

$pic = $_GET['pic'];

$dirs = array();
$pics = array();

echo '<a href="#" onClick="javascript: loadLevel(\''.str_replace('/'.basename($pic),'',$pic).'\');" class="dir">Terug</a><br />';

$afmetingen = getimagesize($pic);

if ($afmetingen[0] > 300)
    $add = ' width="300px"';
else
    $add = '';

echo '<img id="big" src="'.$pic.'"'.$add.' id="image"/>';

echo '<br><br><div id="stats">';

echo '<label>Bestandsnaam:</label>'.basename($pic).'<br>';
echo '<label>Grootte:</label>'.round(filesize($pic)/1024/1024, 1).'MB ('.round(filesize($pic)/1024).'KB)<br>';
echo '<label>Afmetingen:</label>'.$afmetingen[0].'x'.$afmetingen[1].'<br>';
echo '<br>Link:<br><input onClick="this.select();" size="30" value="http://'.$_SERVER['SERVER_NAME'].'/index.php?link='.$pic.'" /><br>';

echo '</div>';
?>

</div>



loading.gif
Afbeelding

 
 

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