Random images trên Website với 4images

Nguyễn Lam · 1 Tháng chín 2003

copy đoạn code sau và save thành random.php và upload lên thư mục để file bạn muốn add random images

Mã:

<?php
/**************************************************************************
* &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;*
* &nbsp; &nbsp;4images - A Web Based Image Gallery Management System &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; *
* &nbsp; &nbsp;---------------------------------------------------------------- &nbsp; &nbsp;*
* &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;*
* &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; File: random.php &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; *
* &nbsp; &nbsp; &nbsp; &nbsp;Copyright: (C) 2002 Jan Sorgalla &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;*
* &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Email: [email protected] &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;*
* &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Web: http://www.4homepages.de &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; *
* &nbsp; &nbsp;Scriptversion: 1.0 for 4images 1.6.1 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;*
* &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;*
* &nbsp; &nbsp;Never released without support from: Nicky (http://www.nicky.net) &nbsp; *
* &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;*
**************************************************************************
* &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;*
* &nbsp; &nbsp;Dieses Script ist KEINE Freeware. Bitte lesen Sie die Lizenz- &nbsp; &nbsp; &nbsp; *
* &nbsp; &nbsp;bedingungen (http://www.4homepages.de/4images/lizenz.php) für &nbsp; &nbsp; &nbsp; *
* &nbsp; &nbsp;weitere Informationen. &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;*
* &nbsp; &nbsp;--------------------------------------------------------------- &nbsp; &nbsp; *
* &nbsp; &nbsp;This script is NOT freeware! Please read the Copyright Notice &nbsp; &nbsp; &nbsp; *
* &nbsp; &nbsp;(http://www.4homepages.de/4images/lizenz_e.php) for further &nbsp; &nbsp; &nbsp; &nbsp; *
* &nbsp; &nbsp;information. &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;*
* &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;*
*************************************************************************/

// PATH to your 4images Gallery / PFAD zu Ihrer 4images Gallerie
define('ROOT_PATH', './4images/');

include(ROOT_PATH.'config.php');
include(ROOT_PATH.'includes/db_mysql.php');
include(ROOT_PATH.'includes/constants.php');

$site_db = new Db($db_host, $db_user, $db_password, $db_name);
function is_remote($file_name) {
 return (preg_match('#^https?\\:\\/\\/[a-z0-9\-]+\.([a-z0-9\-]+\.)?[a-z]+#i', $file_name)) ? 1 : 0;
}

$sql = "SELECT COUNT(*) as total_images
 &nbsp; &nbsp; &nbsp; FROM ".IMAGES_TABLE." a, ".CATEGORIES_TABLE." b 
 &nbsp; &nbsp; &nbsp; WHERE a.image_active=1 
 &nbsp; &nbsp; &nbsp; AND a.cat_id = b.cat_id 
 &nbsp; &nbsp; &nbsp; AND b.auth_viewcat=".AUTH_ALL." 
 &nbsp; &nbsp; &nbsp; AND b.auth_viewimage=".AUTH_ALL."
 &nbsp; &nbsp; &nbsp; ";
$row = $site_db->query_firstrow($sql);
$total_images = $row['total_images'];

mt_srand((double)microtime() * 1000000);
$number = ($total_images > 1) ? mt_rand(0, $total_images - 1) : 0;

$sql = "SELECT a.image_id, a.cat_id, a.image_name, a.image_active, a.image_thumb_file, a.image_comments 
 &nbsp; &nbsp; &nbsp; FROM ".IMAGES_TABLE." a, ".CATEGORIES_TABLE." b 
 &nbsp; &nbsp; &nbsp; WHERE a.image_active=1 
 &nbsp; &nbsp; &nbsp; AND a.cat_id = b.cat_id 
 &nbsp; &nbsp; &nbsp; AND b.auth_viewcat=".AUTH_ALL." 
 &nbsp; &nbsp; &nbsp; AND b.auth_viewimage=".AUTH_ALL." 
 &nbsp; &nbsp; &nbsp; LIMIT $number, 1";
$row = $site_db->query_firstrow($sql);
$image_id = $row['image_id'];
$cat_id = $row['cat_id'];
$image_name = $row['image_name'];
$image_comments = $row['image_comments'];
$thumb_src = (is_remote($row['image_thumb_file'])) ? $row['image_thumb_file'] : ROOT_PATH.THUMB_DIR."/".$cat_id."/".$row['image_thumb_file'];

echo "<a href=\"".ROOT_PATH."details.php?image_id=$image_id\"><img src=\"".$thumb_src."\" border=\"0\" alt=\"$image_name\"></a><br>\n";
echo "<b>$image_name</b><br>\n";
echo "Comments: $image_comments<br>\n";
?>

và add code sau vào bất kỳ chỗ nào bạn muốn trong file html

Mã: