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modules/mod_random_image/mod_random_image.php
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21
modules/mod_random_image/mod_random_image.php
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<?php
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/**
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* @package Joomla.Site
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* @subpackage mod_random_image
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*
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* @copyright (C) 2005 Open Source Matters, Inc. <https://www.joomla.org>
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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\defined('_JEXEC') or die;
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use Joomla\CMS\Helper\ModuleHelper;
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use Joomla\Module\RandomImage\Site\Helper\RandomImageHelper;
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$link = $params->get('link');
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$folder = RandomImageHelper::getFolder($params);
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$images = RandomImageHelper::getImages($params, $folder);
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$image = RandomImageHelper::getRandomImage($params, $images);
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require ModuleHelper::getLayoutPath('mod_random_image', $params->get('layout', 'default'));
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81
modules/mod_random_image/mod_random_image.xml
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modules/mod_random_image/mod_random_image.xml
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<?xml version="1.0" encoding="UTF-8"?>
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<extension type="module" client="site" method="upgrade">
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<name>mod_random_image</name>
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<author>Joomla! Project</author>
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<creationDate>2006-07</creationDate>
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<copyright>(C) 2006 Open Source Matters, Inc.</copyright>
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<license>GNU General Public License version 2 or later; see LICENSE.txt</license>
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<authorEmail>admin@joomla.org</authorEmail>
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<authorUrl>www.joomla.org</authorUrl>
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<version>3.0.0</version>
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<description>MOD_RANDOM_IMAGE_XML_DESCRIPTION</description>
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<namespace path="src">Joomla\Module\RandomImage</namespace>
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<files>
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<filename module="mod_random_image">mod_random_image.php</filename>
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<folder>src</folder>
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<folder>tmpl</folder>
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</files>
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<languages>
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<language tag="en-GB">language/en-GB/mod_random_image.ini</language>
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<language tag="en-GB">language/en-GB/mod_random_image.sys.ini</language>
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</languages>
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<help key="Site_Modules:_Random_Image" />
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<config>
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<fields name="params">
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<fieldset name="basic">
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<field
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name="type"
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type="text"
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label="MOD_RANDOM_IMAGE_FIELD_TYPE_LABEL"
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default="jpg"
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/>
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<field
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name="folder"
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type="text"
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label="MOD_RANDOM_IMAGE_FIELD_FOLDER_LABEL"
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validate="filePath"
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/>
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<field
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name="link"
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type="text"
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label="MOD_RANDOM_IMAGE_FIELD_LINK_LABEL"
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/>
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<field
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name="width"
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type="number"
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label="MOD_RANDOM_IMAGE_FIELD_WIDTH_LABEL"
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default="100"
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filter="integer"
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/>
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<field
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name="height"
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type="number"
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label="MOD_RANDOM_IMAGE_FIELD_HEIGHT_LABEL"
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filter="integer"
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/>
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</fieldset>
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<fieldset name="advanced">
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<field
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name="layout"
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type="modulelayout"
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label="JFIELD_ALT_LAYOUT_LABEL"
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class="form-select"
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validate="moduleLayout"
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/>
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<field
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name="moduleclass_sfx"
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type="textarea"
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label="COM_MODULES_FIELD_MODULECLASS_SFX_LABEL"
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rows="3"
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validate="CssIdentifier"
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/>
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</fieldset>
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</fields>
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</config>
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</extension>
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143
modules/mod_random_image/src/Helper/RandomImageHelper.php
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143
modules/mod_random_image/src/Helper/RandomImageHelper.php
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<?php
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/**
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* @package Joomla.Site
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* @subpackage mod_random_image
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*
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* @copyright (C) 2006 Open Source Matters, Inc. <https://www.joomla.org>
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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namespace Joomla\Module\RandomImage\Site\Helper;
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use Joomla\CMS\Uri\Uri;
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use Joomla\String\StringHelper;
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// phpcs:disable PSR1.Files.SideEffects
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\defined('_JEXEC') or die;
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// phpcs:enable PSR1.Files.SideEffects
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/**
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* Helper for mod_random_image
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*
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* @since 1.5
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*/
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class RandomImageHelper
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{
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/**
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* Retrieves a random image
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*
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* @param \Joomla\Registry\Registry &$params module parameters object
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* @param array $images list of images
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*
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* @return mixed
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*/
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public static function getRandomImage(&$params, $images)
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{
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$width = $params->get('width', 100);
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$height = $params->get('height', null);
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$i = \count($images);
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if ($i === 0) {
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return null;
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}
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$random = mt_rand(0, $i - 1);
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$image = $images[$random];
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$size = getimagesize(JPATH_BASE . '/' . $image->folder . '/' . $image->name);
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if ($size[0] < $width) {
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$width = $size[0];
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}
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$coeff = $size[0] / $size[1];
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if ($height === null) {
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$height = (int) ($width / $coeff);
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} else {
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$newheight = min($height, (int) ($width / $coeff));
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if ($newheight < $height) {
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$height = $newheight;
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} else {
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$width = $height * $coeff;
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}
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}
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$image->width = $width;
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$image->height = $height;
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$image->folder = str_replace('\\', '/', $image->folder);
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return $image;
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}
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/**
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* Retrieves images from a specific folder
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*
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* @param \Joomla\Registry\Registry &$params module params
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* @param string $folder folder to get the images from
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*
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* @return array
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*/
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public static function getImages(&$params, $folder)
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{
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$type = $params->get('type', 'jpg');
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$files = [];
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$images = [];
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$dir = JPATH_BASE . '/' . $folder;
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// Check if directory exists
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if (is_dir($dir)) {
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if ($handle = opendir($dir)) {
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while (false !== ($file = readdir($handle))) {
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if ($file !== '.' && $file !== '..' && $file !== 'CVS' && $file !== 'index.html') {
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$files[] = $file;
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}
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}
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}
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closedir($handle);
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$i = 0;
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foreach ($files as $img) {
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if (!is_dir($dir . '/' . $img) && preg_match('/' . $type . '/', $img)) {
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$images[$i] = new \stdClass();
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$images[$i]->name = $img;
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$images[$i]->folder = $folder;
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$i++;
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}
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}
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}
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return $images;
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}
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/**
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* Get sanitized folder
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*
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* @param \Joomla\Registry\Registry &$params module params objects
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*
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* @return mixed
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*/
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public static function getFolder(&$params)
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{
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$folder = $params->get('folder');
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$LiveSite = Uri::base();
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// If folder includes livesite info, remove
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if (StringHelper::strpos($folder, $LiveSite) === 0) {
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$folder = str_replace($LiveSite, '', $folder);
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}
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// If folder includes absolute path, remove
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if (StringHelper::strpos($folder, JPATH_SITE) === 0) {
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$folder = str_replace(JPATH_BASE, '', $folder);
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}
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return str_replace(['\\', '/'], DIRECTORY_SEPARATOR, $folder);
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}
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}
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31
modules/mod_random_image/tmpl/default.php
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31
modules/mod_random_image/tmpl/default.php
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<?php
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/**
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* @package Joomla.Site
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* @subpackage mod_random_image
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*
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* @copyright (C) 2006 Open Source Matters, Inc. <https://www.joomla.org>
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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defined('_JEXEC') or die;
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use Joomla\CMS\HTML\HTMLHelper;
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use Joomla\CMS\Language\Text;
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if (!count($images)) {
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echo Text::_('MOD_RANDOM_IMAGE_NO_IMAGES');
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return;
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}
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?>
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<div class="mod-randomimage random-image">
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<?php if ($link) : ?>
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<a href="<?php echo htmlspecialchars($link, ENT_QUOTES, 'UTF-8'); ?>">
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<?php endif; ?>
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<?php echo HTMLHelper::_('image', $image->folder . '/' . htmlspecialchars($image->name, ENT_COMPAT, 'UTF-8'), '', ['width' => $image->width, 'height' => $image->height]); ?>
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<?php if ($link) : ?>
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</a>
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<?php endif; ?>
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</div>
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