293 lines
8.0 KiB
PHP
293 lines
8.0 KiB
PHP
<?php
|
|
|
|
/**
|
|
* @author Tassos Marinos <info@tassos.gr>
|
|
* @link http://www.tassos.gr
|
|
* @copyright Copyright © 2021 Tassos Marinos All Rights Reserved
|
|
* @license GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
|
|
*/
|
|
|
|
namespace NRFramework\Widgets;
|
|
|
|
defined('_JEXEC') or die;
|
|
|
|
use Joomla\Registry\Registry;
|
|
use NRFramework\Helpers\Widgets\GalleryManager as GalleryManagerHelper;
|
|
|
|
/**
|
|
* Gallery Manager
|
|
*/
|
|
class GalleryManager extends Widget
|
|
{
|
|
/**
|
|
* Widget default options
|
|
*
|
|
* @var array
|
|
*/
|
|
protected $widget_options = [
|
|
// The input name
|
|
'name' => '',
|
|
|
|
// The field ID associated to this Gallery Manager, used to retrieve the field settings on AJAX actions
|
|
'field_id' => null,
|
|
|
|
/**
|
|
* Max file size in MB.
|
|
*
|
|
* Defults to 0 (no limit).
|
|
*/
|
|
'max_file_size' => 0,
|
|
|
|
/**
|
|
* How many files we can upload.
|
|
*
|
|
* Defaults to 0 (no limit).
|
|
*/
|
|
'limit_files' => 0,
|
|
|
|
// Allowed upload file types
|
|
'allowed_file_types' => '.jpg, .jpeg, .png, .gif',
|
|
|
|
/**
|
|
* Original Image
|
|
*/
|
|
// Should the original uploaded image be resized?
|
|
'original_image_resize' => false,
|
|
|
|
// Original Image Resize Quality
|
|
'original_image_resize_quality' => 80,
|
|
|
|
// Main image width
|
|
'original_image_resize_width' => 1920,
|
|
|
|
/**
|
|
* Thumbnails
|
|
*/
|
|
// Thumbnails width
|
|
'thumb_width' => 300,
|
|
|
|
// Thumbnails height
|
|
'thumb_height' => null,
|
|
|
|
// Thumbnails resize method (crop, stretch, fit)
|
|
'thumb_resize_method' => 'crop',
|
|
|
|
// Thumbnails resize quality
|
|
'thumb_resize_quality' => 80
|
|
];
|
|
|
|
public function __construct($options = [])
|
|
{
|
|
parent::__construct($options);
|
|
|
|
// Set gallery items
|
|
$this->options['gallery_items'] = is_array($this->options['value']) ? $this->options['value'] : [];
|
|
|
|
// Set css class for readonly state
|
|
if ($this->options['readonly'])
|
|
{
|
|
$this->options['css_class'] .= ' readonly';
|
|
}
|
|
|
|
// Adds a css class when the gallery contains at least one item
|
|
if (count($this->options['gallery_items']))
|
|
{
|
|
$this->options['css_class'] .= ' dz-has-items';
|
|
}
|
|
|
|
// Load translation strings
|
|
\JText::script('NR_GALLERY_MANAGER_CONFIRM_REGENERATE_THUMBNAILS');
|
|
\JText::script('NR_GALLERY_MANAGER_CONFIRM_DELETE_ALL_SELECTED');
|
|
\JText::script('NR_GALLERY_MANAGER_CONFIRM_DELETE_ALL');
|
|
\JText::script('NR_GALLERY_MANAGER_CONFIRM_DELETE');
|
|
\JText::script('NR_GALLERY_MANAGER_FILE_MISSING');
|
|
\JText::script('NR_GALLERY_MANAGER_REACHED_FILES_LIMIT');
|
|
}
|
|
|
|
/**
|
|
* The upload task called by the AJAX hanler
|
|
*
|
|
* @return void
|
|
*/
|
|
protected function ajax_upload()
|
|
{
|
|
$input = \JFactory::getApplication()->input;
|
|
|
|
// Make sure we have a valid field id
|
|
if (!$field_id = $input->getInt('field_id'))
|
|
{
|
|
$this->exitWithMessage('NR_GALLERY_MANAGER_FIELD_ID_ERROR');
|
|
}
|
|
|
|
// Make sure we have a valid file passed
|
|
if (!$file = $input->files->get('file'))
|
|
{
|
|
$this->exitWithMessage('NR_GALLERY_MANAGER_ERROR_INVALID_FILE');
|
|
}
|
|
|
|
if (!$field_data = \NRFramework\Helpers\CustomField::getData($field_id))
|
|
{
|
|
$this->exitWithMessage('NR_GALLERY_MANAGER_INVALID_FIELD_DATA');
|
|
}
|
|
|
|
// get the media uploader file data, values are passed when we upload a file using the Media Uploader
|
|
$media_uploader_file_data = [
|
|
'is_media_uploader_file' => $input->get('media_uploader', false) == '1',
|
|
'media_uploader_filename' => $input->getString('media_uploader_filename', '')
|
|
];
|
|
|
|
// In case we allow multiple uploads the file parameter is a 2 levels array.
|
|
$first_property = array_pop($file);
|
|
if (is_array($first_property))
|
|
{
|
|
$file = $first_property;
|
|
}
|
|
|
|
$uploadSettings = [
|
|
'allow_unsafe' => false,
|
|
'allowed_types' => $field_data->get('allowed_file_types', $this->widget_options['allowed_file_types'])
|
|
];
|
|
|
|
// resize image settings
|
|
$resizeSettings = [
|
|
'thumb_width' => $field_data->get('thumb_width', 300),
|
|
// Send the height only if grid is selected. We do not need it for masonry style
|
|
'thumb_height' => $field_data->get('style', 'masonry') === 'grid' ? $field_data->get('thumb_height', null) : null,
|
|
'thumb_resize_method' => $field_data->get('thumb_resize_method', 'crop'),
|
|
'thumb_resize_quality' => $field_data->get('thumb_resize_quality', 80),
|
|
'original_image_resize' => ($field_data->get('original_image_resize', false)),
|
|
'original_image_resize_width' => $field_data->get('original_image_resize_width', 1920),
|
|
'original_image_resize_quality' => $field_data->get('original_image_resize_quality', 80)
|
|
];
|
|
|
|
// Upload the file and resize the image if needed
|
|
if (!$uploaded_filenames = GalleryManagerHelper::upload($file, $uploadSettings, $media_uploader_file_data, $resizeSettings))
|
|
{
|
|
$this->exitWithMessage('NR_GALLERY_MANAGER_ERROR_CANNOT_UPLOAD_FILE');
|
|
}
|
|
|
|
echo json_encode([
|
|
'filename' => $uploaded_filenames['filename'],
|
|
'thumbnail' => $uploaded_filenames['thumbnail'],
|
|
'is_media_uploader_file' => $media_uploader_file_data['is_media_uploader_file']
|
|
]);
|
|
}
|
|
|
|
/**
|
|
* The delete task called by the AJAX hanlder
|
|
*
|
|
* @return void
|
|
*/
|
|
protected function ajax_delete()
|
|
{
|
|
$input = \JFactory::getApplication()->input;
|
|
|
|
// Make sure we have a valid file passed
|
|
if (!$filename = $input->getString('filename'))
|
|
{
|
|
$this->exitWithMessage('NR_GALLERY_MANAGER_ERROR_INVALID_FILE');
|
|
}
|
|
|
|
// Make sure we have a valid field id
|
|
if (!$field_id = $input->getInt('field_id'))
|
|
{
|
|
$this->exitWithMessage('NR_GALLERY_MANAGER_FIELD_ID_ERROR');
|
|
}
|
|
|
|
if (!$field_data = \NRFramework\Helpers\CustomField::getData($field_id))
|
|
{
|
|
$this->exitWithMessage('NR_GALLERY_MANAGER_INVALID_FIELD_DATA');
|
|
}
|
|
|
|
// Delete the uploaded file
|
|
$deleted = GalleryManagerHelper::deleteFile($filename, $input->getString('thumbnail'));
|
|
|
|
echo json_encode(['success' => $deleted]);
|
|
}
|
|
|
|
/**
|
|
* This task allows us to regenerate the thumbnails.
|
|
*
|
|
* @return void
|
|
*/
|
|
protected function ajax_regenerate_thumbs()
|
|
{
|
|
$input = \JFactory::getApplication()->input;
|
|
|
|
// Make sure we have a valid field id
|
|
if (!$field_id = $input->getInt('field_id'))
|
|
{
|
|
echo json_encode(['success' => false, 'message' => \JText::_('NR_GALLERY_MANAGER_FIELD_ID_ERROR')]);
|
|
die();
|
|
}
|
|
|
|
if (!$field_data = \NRFramework\Helpers\CustomField::getData($field_id))
|
|
{
|
|
echo json_encode(['success' => false, 'message' => \JText::_('NR_GALLERY_MANAGER_INVALID_FIELD_DATA')]);
|
|
die();
|
|
}
|
|
|
|
$resizeSettings = [
|
|
'thumb_width' => $field_data->get('thumb_width', 300),
|
|
// Send the height only if grid is selected. We do not need it for masonry style
|
|
'thumb_height' => $field_data->get('style', 'masonry') === 'grid' ? $field_data->get('thumb_height', null) : null,
|
|
'thumb_resize_method' => $field_data->get('thumb_resize_method', 'crop'),
|
|
'thumb_resize_quality' => $field_data->get('thumb_resize_quality', 80),
|
|
];
|
|
|
|
$existing = $input->get('existing', null, 'ARRAY');
|
|
$existing = json_decode($existing[0], true);
|
|
|
|
$new = $input->get('new', null, 'ARRAY');
|
|
$new = json_decode($new[0], true);
|
|
|
|
$ds = DIRECTORY_SEPARATOR;
|
|
|
|
// Check each existing file and re-create thumbs
|
|
if (is_array($existing) && count($existing))
|
|
{
|
|
foreach ($existing as $path)
|
|
{
|
|
$_path = implode($ds, [JPATH_ROOT, $path]);
|
|
|
|
if (!file_exists($_path))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
\NRFramework\Helpers\Widgets\GalleryManager::generateThumbnail($_path, $resizeSettings, null, false);
|
|
}
|
|
}
|
|
|
|
// Check each newly added file in temp folder and re-create thumbs
|
|
if (is_array($new) && count($new))
|
|
{
|
|
foreach ($new as $path)
|
|
{
|
|
$_path = implode($ds, [\NRFramework\File::getTempFolder(), $path]);
|
|
|
|
if (!file_exists($_path))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
\NRFramework\Helpers\Widgets\GalleryManager::generateThumbnail($_path, $resizeSettings, null, false);
|
|
}
|
|
}
|
|
|
|
echo json_encode(['success' => true, 'message' => \JText::_('NR_GALLERY_MANAGER_THUMBS_REGENERATED')]);
|
|
}
|
|
|
|
/**
|
|
* Exits the page with given message.
|
|
*
|
|
* @param string $translation_string
|
|
*
|
|
* @return void
|
|
*/
|
|
private function exitWithMessage($translation_string)
|
|
{
|
|
http_response_code('500');
|
|
die(\JText::_($translation_string));
|
|
}
|
|
} |