Limit File Output Question
Posted: Mon Jul 02, 2007 6:00 am
My question regards limiting the number of items returned when outputing data from a file. For example i have a list of podcasts that are held in a file and i only want to return the latest 4 podcasts.
I think i would some sort of loop function but i am a little unclear how and where in the code i would put it in? Could anyone give me any advice?
Thanks
I think i would some sort of loop function but i am a little unclear how and where in the code i would put it in? Could anyone give me any advice?
Thanks
Code: Select all
<?php
include("config.php");
$handle = opendir ($upload_dir);
while (($filename = readdir ($handle)) !== false)
{
if ($filename != '..' && $filename != '.' && $filename != 'index.htm')
{
$file_array[$filename] = filemtime ($upload_dir.$filename);
}
}
if (!empty($file_array)) { //se la variabile, quindi la directory, non รจ vuota
# asort ($file_array); // older above
arsort ($file_array); //invert order (most recent above)
//echo "<h2>$L_all $L_podcast</h2><br>";
//echo '
//<table border=0 cellspacing=0 cellpadding=5>
//';
foreach ($file_array as $key => $value)
{
$file_multimediale=explode(".",$key); //divide filename from extension
$fileData = checkFileType($file_multimediale[1],$podcast_filetypes,$filemimetypes);
$podcast_filetype=$fileData[0];
if ($file_multimediale[1]=="$podcast_filetype") { // if the extension is the same as specified in config.php
$file_size = filesize("$upload_dir$file_multimediale[0].$podcast_filetype");
$file_size = $file_size/1048576;
$file_size = round($file_size, 2);
############
$filedescr = "$upload_dir$file_multimediale[0].desc"; //description file
if (file_exists("$filedescr")) { //if description file exists
$file_contents=NULL; //reset memory
//open description file
$fs1 = fopen( $filedescr, "r" ) or die("$L_opendesc_error");
while (!feof($fs1)) {
$file_contents .= fgets($fs1, 1024);
}
fclose($fs1);
}
############
$fields = explode("|||",$file_contents); //divide title from description
echo "<p><a name=\"$file_multimediale[0]\"></a><a href=\"$url$upload_dir$file_multimediale[0].$podcast_filetype\"><img src=\"podcast.gif\" alt=\"$L_downloadfile $fields[0]\" title=\"$L_downloadfile $fields[0]\" border=\"0\"></a><br /><b> $fields[0]</b> - " .date('l dS F', $value). " <i>($file_size $L_bytes)</i><br>$fields[1] <a href=\"p.php?file=$file_multimediale[0].$podcast_filetype\"><br>$L_details</a></p><br></td></tr>";
}
}
echo '
</tr>
</table>
';
} else {
echo "$L_dir <b>$upload_dir</b> $L_empty";
}
?>