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<?php
/**
* Plugin element to render an image already located on the server
*
* @package Joomla.Plugin
* @subpackage Fabrik.element.image
* @copyright Copyright (C) 2005-2020 Media A-Team, Inc. - All rights reserved.
* @license GNU/GPL http://www.gnu.org/copyleft/gpl.html
*/
// No direct access
defined('_JEXEC') or die('Restricted access');
if (!defined('DS'))
{
define('DS', DIRECTORY_SEPARATOR);
}
/**
* Plugin element to render an image already located on the server
*
* @package Joomla.Plugin
* @subpackage Fabrik.element.image
* @since 3.0
*/
class PlgFabrik_ElementImage extends PlgFabrik_Element
{
/**
* Ignored folders
*
* @var array
*/
protected $ignoreFolders = array('cache', 'lib', 'install', 'modules', 'themes', 'upgrade', 'locks', 'smarty', 'tmp');
/**
* Db table field type
*
* @var string
*/
protected $fieldDesc = 'TEXT';
/**
* This really does get just the default value (as defined in the element's settings)
*
* @param array $data form data
*
* @return mixed
*/
public function getDefaultValue($data = array())
{
if (!isset($this->default))
{
$params = $this->getParams();
$element = $this->getElement();
$w = new FabrikWorker;
$this->default = $params->get('imagepath');
// $$$ hugh - this gets us the default image, with the root folder prepended.
// But ... if the root folder option is set, we need to strip it.
$rootFolder = $params->get('selectImage_root_folder', '/');
$rootFolder = JString::ltrim($rootFolder, '/');
$rootFolder = JString::rtrim($rootFolder, '/') . '/';
$this->default = preg_replace("#^$rootFolder#", '', $this->default);
$this->default = $w->parseMessageForPlaceHolder($this->default, $data);
if ($element->eval == "1")
{
$this->default = @eval((string) stripslashes($this->default));
FabrikWorker::logEval($this->default, 'Caught exception on eval in ' . $element->name . '::getDefaultValue() : %s');
}
}
return $this->default;
}
/**
* Helper method to get the default value used in getValue()
* For readonly elements:
* If the form is new we need to get the default value
* If the form is being edited we don't want to get the default value
* Otherwise use the 'use_default' value in $opts, defaulting to true
*
* Overrides element model as in edit/view details the image should be loaded regardless of $this->isEditable() #GH-527
*
* @param array $data Form data
* @param array $opts Options
*
* @since 3.0.7
*
* @return mixed value
*/
protected function getDefaultOnACL($data, $opts)
{
/**
* $$$rob - if no search form data submitted for the search element then the default
* selection was being applied instead
* otherwise get the default value so if we don't find the element's value in $data we fall back on this value
*/
return FArrayHelper::getValue($opts, 'use_default', true) == false ? '' : $this->getDefaultValue($data);
}
/**
* Shows the data formatted for the list view
*
* @param string $data Elements data
* @param stdClass &$thisRow All the data in the lists current row
* @param array $opts Rendering options
*
* @return string formatted value
*/
public function renderListData($data, stdClass &$thisRow, $opts = array())
{
$profiler = JProfiler::getInstance('Application');
JDEBUG ? $profiler->mark("renderListData: {$this->element->plugin}: start: {$this->element->name}") : null;
$w = new FabrikWorker;
$data = FabrikWorker::JSONtoData($data, true);
$params = $this->getParams();
$pathset = false;
foreach ($data as $d)
{
if (strstr($d, '/'))
{
$pathset = true;
break;
}
}
if ($data === '' || empty($data) || !$pathset)
{
// No data so default to image (or simple image name stored).
$iPath = $params->get('imagepath');
if (!strstr($iPath, '/'))
{
// Single file specified so find it in tmpl folder
$data = (array) FabrikHelperHTML::image($iPath, 'list', @$this->tmpl, array(), true);
}
else
{
$data = (array) $iPath;
}
}
$selectImage_root_folder = $this->rootFolder();
// $$$ hugh - tidy up a bit so we don't have so many ///'s in the URL's
$selectImage_root_folder = JString::ltrim($selectImage_root_folder, '/');
$selectImage_root_folder = JString::rtrim($selectImage_root_folder, '/');
$selectImage_root_folder = $selectImage_root_folder === '' ? '' : $selectImage_root_folder . '/';
$showImage = $params->get('show_image_in_table', 0);
$linkURL = $params->get('link_url', '');
if (empty($data) || $data[0] == '')
{
$data[] = $params->get('imagepath');
}
for ($i = 0; $i < count($data); $i++)
{
if ($showImage)
{
// $$$ rob 30/06/2011 - say if we import via csv a url to the image check that and use that rather than the relative path
if (JString::substr($data[$i], 0, 4) == 'http')
{
$src = $data[$i];
}
else
{
$data[$i] = JString::ltrim($data[$i], '/');
$src = COM_FABRIK_LIVESITE . $selectImage_root_folder . $data[$i];
}
$data[$i] = '<img src="' . $src . '" alt="' . $data[$i] . '" />';
}
if ($linkURL)
{
$data[$i] = '<a href="' . $linkURL . '" target="_blank">' . $data[$i] . '</a>';
}
$data[$i] = $w->parseMessageForPlaceHolder($data[$i], $thisRow);
}
$data = json_encode($data);
return parent::renderListData($data, $thisRow, $opts);
}
/**
* Manipulates posted form data for insertion into database
*
* @param mixed $val this elements posted form data
* @param array $data posted form data
*
* @return mixed
*/
public function storeDatabaseFormat($val, $data)
{
$groupModel = $this->getGroup();
$params = $this->getParams();
$selectImage_root_folder = $params->get('selectImage_root_folder', '');
$key = $this->getFullName(true, false);
if (!array_key_exists($key, $data))
{
$element = $this->getElement();
$key = $element->name;
}
if ($groupModel->canRepeat() && !$groupModel->isJoin())
{
if ($groupModel->isJoin())
{
// @TODO - not tested with join group data
}
if (!array_key_exists($key . '_folder', $data))
{
$retval = json_encode($data[$key]);
}
else
{
$retvals = array();
foreach ($data[$key] as $k => $v)
{
$retvals[] = preg_replace("#^$selectImage_root_folder#", '', $data[$key . '_folder'][$k]) . $data[$key . '_image'][$k];
}
$retval = json_encode($retvals);
}
}
else
{
/* $$$ hugh - if we're using default image, no user selection,
* the _folder and _image won't exist,
* we'll just have the relative path in the element $key
*/
if (!array_key_exists($key . '_image', $data))
{
$retval = $data[$key];
}
else
{
$retval = preg_replace("#^$selectImage_root_folder#", '', $data[$key]);
}
}
return $retval;
}
/**
* Shows the data formatted for RSS export
*
* @param string $data Data
* @param object $thisRow All the data in the tables current row
*
* @return string formatted value
*/
public function renderListData_rss($data, $thisRow)
{
$params = $this->getParams();
$selectImage_root_folder = $params->get('selectImage_root_folder', '');
$selectImage_root_folder = JString::ltrim($selectImage_root_folder, '/');
$selectImage_root_folder = JString::rtrim($selectImage_root_folder, '/');
$selectImage_root_folder = $selectImage_root_folder === '' ? '' : $selectImage_root_folder . '/';
return '<img src="' . COM_FABRIK_LIVESITE . $selectImage_root_folder . $data . '" />';
}
/**
* Draws the html form element
*
* @param array $data to pre-populate element with
* @param int $repeatCounter repeat group counter
*
* @return string elements html
*/
public function render($data, $repeatCounter = 0)
{
$params = $this->getParams();
$name = $this->getHTMLName($repeatCounter);
$value = $this->getValue($data, $repeatCounter);
$id = $this->getHTMLId($repeatCounter);
$rootFolder = $this->rootFolder($value);
if ($rootFolder != '/')
{
$value = str_replace($rootFolder, '', $value);
}
// $$$ rob - 30/06/2011 can only select an image if its not a remote image
$canSelect = ($params->get('image_front_end_select', '0') && JString::substr($value, 0, 4) !== 'http');
// $$$ rob - 30/062011 allow for full urls in the image. (e.g from csv import)
$defaultImage = JString::substr($value, 0, 4) == 'http' ? $value : COM_FABRIK_LIVESITE . $rootFolder . $value;
$float = $params->get('image_float');
$float = $float != '' ? "style='float:$float;'" : '';
$w = new FabrikWorker;
$rootFolder = str_replace('/', DS, $rootFolder);
$layout = $this->getLayout('form');
$layoutData = new stdClass;
$layoutData->id = $id;
$layoutData->name = $name;
$layoutData->defaultImage = $defaultImage;
$layoutData->canSelect = $canSelect && $this->isEditable();
$layoutData->value = $w->parseMessageForPlaceHolder($value, $data);
$layoutData->float = $float;
if ($layoutData->canSelect)
{
$path = $this->getPath($value, $data, $repeatCounter);
$images = array();
$imageNames = (array) JFolder::files(JPATH_SITE . '/' . $path);
foreach ($imageNames as $n)
{
$images[] = JHTML::_('select.option', $n, $n);
}
// $$$rob not sure about his name since we are adding $repeatCounter to getHTMLName();
if ($this->getGroupModel()->canRepeat())
{
$layoutData->imageName = FabrikString::rtrimWord($name, "[$repeatCounter]") . "_image[$repeatCounter]";
}
else
{
$layoutData->imageName = $id . '_image';
}
$bits = explode('/', $value);
$image = array_pop($bits);
// $$$ hugh - append $rootFolder to JPATH_SITE, otherwise we're showing folders
// they aren't supposed to be able to see.
$layoutData->folders = JFolder::folders(JPATH_SITE . '/' . $rootFolder);
$layoutData->images = $images;
$layoutData->image = $image;
}
$layoutData->linkURL = $w->parseMessageForPlaceHolder($params->get('link_url', ''), $data);
return $layout->render($layoutData);
}
protected function getPath($value, $data, $repeatCounter)
{
$rootFolder = $this->rootFolder($value);
$rootFolder = str_replace('/', DS, $rootFolder);
$name = $this->getHTMLName($repeatCounter);
if (array_key_exists($name, $data))
{
if (trim($value) == '' && $rootFolder === '')
{
$path = "/";
}
else
{
$bits = explode("/", $value);
if (count($bits) > 1)
{
$path = '/' . array_shift($bits) . '/';
$path = $rootFolder . $path;
}
else
{
$path = $rootFolder;
}
}
}
else
{
$path = $rootFolder;
}
return $path;
}
/**
* On Ajax files
*
* @return void
*/
public function onAjax_files()
{
$images = array();
$this->loadMeForAjax();
$folder = $this->app->input->get('folder', '', 'path');
$folder = str_replace('\\', '/', $folder);
$rootFolder = $this->rootFolder();
if (!empty($folder) && !empty($rootFolder) && strpos($folder, $rootFolder) === 0)
{
if (!strstr($folder, JPATH_SITE))
{
$folder = JPATH_SITE . '/' . $folder;
}
$pathA = JPath::clean($folder);
$folder = array();
$files = array();
FabrikWorker::readImages($pathA, "/", $folders, $images, $this->ignoreFolders);
}
if (!array_key_exists('/', $images))
{
$images['/'] = array();
}
echo json_encode($images['/']);
}
/**
* Returns javascript which creates an instance of the class defined in formJavascriptClass()
*
* @param int $repeatCounter Repeat group counter
*
* @return array
*/
public function elementJavascript($repeatCounter)
{
$params = $this->getParams();
$element = $this->getElement();
$id = $this->getHTMLId($repeatCounter);
$opts = $this->getElementJSOptions($repeatCounter);
$opts->rootPath = $this->rootFolder();
$opts->canSelect = (bool) $params->get('image_front_end_select', false);
$opts->id = $element->id;
$opts->ds = DS;
$opts->dir = str_replace('/', DS, $opts->rootPath);
return array('FbImage', $id, $opts);
}
/**
* Get the root folder for images
*
* @param string $value Value
*
* @return string root folder
*/
protected function rootFolder($value = '')
{
$rootFolder = '';
$params = $this->getParams();
$canSelect = ($params->get('image_front_end_select', '0') && JString::substr($value, 0, 4) !== 'http');
$defaultImg = $params->get('imagepath');
if (JFile::exists($defaultImg) || JFile::exists(COM_FABRIK_BASE . $defaultImg))
{
$defaultImg = dirname($defaultImg);
}
// Changed first || from a && - http://fabrikar.com/forums/index.php?threads/3-1rc1-image-list-options-bug.36585/#post-184266
if ($canSelect || (JFolder::exists($defaultImg) || JFolder::exists(COM_FABRIK_BASE . $defaultImg)))
{
$rootFolder = $defaultImg;
}
// $$$ hugh - tidy up a bit so we don't have so many ///'s in the URL's
$rootFolder = JString::ltrim($rootFolder, '/');
$rootFolder = JString::rtrim($rootFolder, '/');
$rootFolder = $rootFolder === '' ? '' : $rootFolder . '/';
return $rootFolder;
}
/**
* Used to format the data when shown in the form's email
*
* @param mixed $value element's data
* @param array $data form records data
* @param int $repeatCounter repeat group counter
*
* @return string formatted value
*/
public function getEmailValue($value, $data = array(), $repeatCounter = 0)
{
return $this->render($data);
}
/**
* Does the element consider the data to be empty
* Used in isempty validation rule
*
* $$$ hugh - right now this is the default code, here as a reminder we
* need to fix this so it makes sensible decisions about 'empty' image
*
* @param array $data data to test against
* @param int $repeatCounter repeat group #
*
* @return bool
*/
public function dataConsideredEmpty($data, $repeatCounter)
{
return ($data == '') ? true : false;
}
}