100 lines
2.8 KiB
PHP
100 lines
2.8 KiB
PHP
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<?php
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/**
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* @version $Id: mod_random_image.php 2744 2006-03-11 18:15:33Z stingrey $
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* @package Joomla
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* @copyright Copyright (C) 2005 Open Source Matters. All rights reserved.
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* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL, see LICENSE.php
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* Joomla! is free software. This version may have been modified pursuant
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* to the GNU General Public License, and as distributed it includes or
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* is derivative of works licensed under the GNU General Public License or
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* other free or open source software licenses.
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* See COPYRIGHT.php for copyright notices and details.
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*/
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// no direct access
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defined( '_VALID_MOS' ) or die( 'Restricted access' );
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global $mosConfig_absolute_path, $mosConfig_live_site;
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$type = $params->get( 'type', 'jpg' );
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$folder = $params->get( 'folder' );
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$link = $params->get( 'link' );
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$width = $params->get( 'width' );
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$height = $params->get( 'height' );
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$the_array = array();
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$the_image = array();
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// if folder includes livesite info, remove
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if ( strpos($folder, $mosConfig_live_site) === 0 ) {
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$folder = str_replace( $mosConfig_live_site, '', $folder );
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}
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// if folder includes absolute path, remove
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if ( strpos($folder, $mosConfig_absolute_path) === 0 ) {
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$folder= str_replace( $mosConfig_absolute_path, '', $folder );
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}
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// if folder doesnt contain slash to start, add
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if ( strpos($folder, '/') !== 0 ) {
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$folder = '/'. $folder;
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}
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// construct absolute path to directory
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$abspath_folder = $mosConfig_absolute_path . $folder;
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// check if directory exists
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if (is_dir($abspath_folder)) {
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if ($handle = opendir($abspath_folder)) {
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while (false !== ($file = readdir($handle))) {
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if ($file != '.' && $file != '..' && $file != 'CVS' && $file != 'index.html' ) {
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$the_array[] = $file;
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}
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}
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}
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closedir($handle);
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foreach ($the_array as $img) {
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if (!is_dir($abspath_folder .'/'. $img)) {
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if (eregi($type, $img)) {
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$the_image[] = $img;
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}
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}
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}
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if (!$the_image) {
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echo _NO_IMAGES;
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} else {
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$i = count($the_image);
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$random = mt_rand(0, $i - 1);
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$image_name = $the_image[$random];
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$abspath_image = $abspath_folder . '/'. $image_name;
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$size = getimagesize ($abspath_image);
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if ($width == '') {
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($size[0] > 100 ? $width = 100 : $width = $size[0]);
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}
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if ($height == '') {
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$coeff = $size[0]/$size[1];
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$height = (int) ($width/$coeff);
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}
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$image = $mosConfig_live_site . $folder .'/'. $image_name;
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?>
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<div align="center">
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<?php
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if ($link) {
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?>
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<a href="<?php echo $link; ?>" target="_self">
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<?php
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}
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?>
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<img src="<?php echo $image; ?>" border="0" width="<?php echo $width; ?>" height="<?php echo $height; ?>" alt="<?php echo $image_name; ?>" /><br />
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<?php
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if ($link) {
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?>
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</a>
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<?php
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}
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?>
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</div>
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<?php
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}
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}
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?>
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