<?php



$listdir = "comics"; // Customizeable
$listid = $_GET['id']; // Leave this alone

/* This function is the one I've been using forever. It just goes and grabs
an alphabetical array of files in the specified directory. */

function getlist_alpha(&$afiles, $listdir) {
if (is_dir($listdir)) {
if ($thisdir = opendir($listdir)) {
while (($afile = readdir($thisdir)) !== false) {
if (!is_dir($afile) && preg_match("/.*\.(gif|jp(e)?g|png)/i", $afile)) {
$afiles[] = $afile;
}
}
closedir($thisdir);
return $afiles;
}
}
}

/* This function actually creates the strings to be put in the selection list. */

function printoptions($item1, $key, $listdir) {
if (strpos($item1, ".")) { $item1 = explode(".", $item1);
$item1 = $item1[0]; }
$ffile = "$listdir/$item1";
if ($item1 == $_GET['id']) echo "\n<option selected>"; else echo "\n<option>"; echo "$item1</option>";
}

/* This function sorts a collected array and then uses printoptions to make the list. */

function comiclist($listdir, $listid) {
echo "<center><form name=\"comiclist\">\n<select name=\"id\" id=\"id\">";
$alisting = getlist_alpha($listcomics, $listdir);
rsort($alisting);
array_walk($alisting, 'printoptions', $listdir);
echo "</select>\n<input type=\"submit\" value=\"Go\" action=\"selection.php\" method=\"get\">\n</form></center>";
}

comiclist($listdir, $listid);


?></p>
<div align="center">
<p><?php
$cdir = 'comics';
$getc = $_GET['id'];
$phpfile = $_SERVER['PHP_SELF'];

function check_zeros($num) {
$digits = 3;
$pad = strval(0);
$num = strval($num);

if (strlen($num) != $digits) {
$num = str_pad($num, $digits, $pad, STR_PAD_LEFT);
}
return $num;
}


function find_comic($idnum, $dir) {
if (is_dir($dir)) {
if ($cdir = opendir($dir)) {
if ($idnum != 'all') $idnum = check_zeros($idnum);
if ($idnum == 'all') $num = 0;
while (($file = readdir($cdir)) !== false) {
if ($file != '.' && $file != '..') {
if ($idnum != 'all') {
if (preg_match("/$idnum\.(gif|jp(e?)g|png)/i", $file)) {
$idnum = $file;
}
}
else if (preg_match("/.*\.(gif|jp(e?)g|png)/i", $file)) {
$num++;
}
}
}
}
closedir($cdir);
}
if ($idnum == 'all') return $num;
else return $idnum;
}



$max_comics = find_comic("all", $cdir);

if ($getc < 1 || $getc == NULL || $getc > $max_comics)
$getc = $max_comics;

if ($getc > 1)
$getp = $getc - 1;
else
$getp = NULL;

$getn = $getc + 1;
$cshow = find_comic($getc, $cdir);

echo "<img src=\"$cdir/$cshow\" border=\"0\" /><br>";

echo "<br><br>";

if ($getc > 2)
echo "<a href=\"$phpfile?id=1\"><img src=\"first.gif\" border=\"0\"></a>";

if ($getc > 1)
echo "<a href=\"$phpfile?id=$getp\"><img src=\"back.gif\" border=\"0\"></a>";

echo "<a href=\"MAKETHISYOURHOMEPAGEURL\"><img src=\"home.gif\" border=\"0\"></a>";

if ($getc < $max_comics)
echo "<a href=\"$phpfile?id=$getn\"><img src=\"next.gif\" border=\"0\"></a>";

if ($getc != $max_comics && $getc < $max_comics - 1)
echo "<a href=\"$phpfile?id=$max_comics\"><img src=\"newest.gif\" border=\"0\"></a>";
?>