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* @license GNU General Public License version 2 or later; see LICENSE.txt */ namespace Joomla\CMS\Form\Field; \defined('JPATH_PLATFORM') or die; use Joomla\CMS\Component\ComponentHelper; use Joomla\CMS\Factory; use Joomla\CMS\Form\FormField; use Joomla\CMS\Helper\MediaHelper; use Joomla\CMS\Uri\Uri; /** * Provides a modal media selector including upload mechanism * * @since 1.6 */ class MediaField extends FormField { /** * The form field type. * * @var string * @since 1.6 */ protected $type = 'Media'; /** * The authorField. * * @var string * @since 3.2 */ protected $authorField; /** * The asset. * * @var string * @since 3.2 */ protected $asset; /** * The link. * * @var string * @since 3.2 */ protected $link; /** * Modal width. * * @var integer * @since 3.4.5 */ protected $width; /** * Modal height. * * @var integer * @since 3.4.5 */ protected $height; /** * The preview. * * @var string * @since 3.2 */ protected $preview; /** * The directory. * * @var string * @since 3.2 */ protected $directory; /** * The previewWidth. * * @var integer * @since 3.2 */ protected $previewWidth; /** * The previewHeight. * * @var integer * @since 3.2 */ protected $previewHeight; /** * Comma separated types of files for Media Manager * Possible values: images,audios,videos,documents * * @var string * @since 4.0.0 */ protected $types; /** * Layout to render * * @var string * @since 3.5 */ protected $layout = 'joomla.form.field.media'; /** * The parent class of the field * * @var string * @since 4.0.0 */ protected $parentclass; /** * Method to get certain otherwise inaccessible properties from the form field object. * * @param string $name The property name for which to get the value. * * @return mixed The property value or null. * * @since 3.2 */ public function __get($name) { switch ($name) { case 'authorField': case 'asset': case 'link': case 'width': case 'height': case 'preview': case 'directory': case 'previewWidth': case 'previewHeight': case 'types': return $this->$name; } return parent::__get($name); } /** * Method to set certain otherwise inaccessible properties of the form field object. * * @param string $name The property name for which to set the value. * @param mixed $value The value of the property. * * @return void * * @since 3.2 */ public function __set($name, $value) { switch ($name) { case 'authorField': case 'asset': case 'link': case 'width': case 'height': case 'preview': case 'directory': case 'types': $this->$name = (string) $value; break; case 'previewWidth': case 'previewHeight': $this->$name = (int) $value; break; default: parent::__set($name, $value); } } /** * Method to attach a Form object to the field. * * @param \SimpleXMLElement $element The SimpleXMLElement object representing the `
` tag for the form field object. * @param mixed $value The form field value to validate. * @param string $group The field name group control value. This acts as an array container for the field. * For example if the field has name="foo" and the group value is set to "bar" then the * full field name would end up being "bar[foo]". * * @return boolean True on success. * * @see FormField::setup() * @since 3.2 */ public function setup(\SimpleXMLElement $element, $value, $group = null) { $result = parent::setup($element, $value, $group); if ($result === true) { $assetField = $this->element['asset_field'] ? (string) $this->element['asset_field'] : 'asset_id'; $this->authorField = $this->element['created_by_field'] ? (string) $this->element['created_by_field'] : 'created_by'; $this->asset = $this->form->getValue($assetField) ?: (string) $this->element['asset_id']; $this->link = (string) $this->element['link']; $this->width = isset($this->element['width']) ? (int) $this->element['width'] : 800; $this->height = isset($this->element['height']) ? (int) $this->element['height'] : 500; $this->preview = (string) $this->element['preview']; $this->directory = (string) $this->element['directory']; $this->previewWidth = isset($this->element['preview_width']) ? (int) $this->element['preview_width'] : 200; $this->previewHeight = isset($this->element['preview_height']) ? (int) $this->element['preview_height'] : 200; $this->types = isset($this->element['types']) ? (string) $this->element['types'] : 'images'; } return $result; } /** * Method to get the field input markup for a media selector. * Use attributes to identify specific created_by and asset_id fields * * @return string The field input markup. * * @since 1.6 */ protected function getInput() { if (empty($this->layout)) { throw new \UnexpectedValueException(sprintf('%s has no layout assigned.', $this->name)); } return $this->getRenderer($this->layout)->render($this->getLayoutData()); } /** * Get the data that is going to be passed to the layout * * @return array */ public function getLayoutData() { // Get the basic field data $data = parent::getLayoutData(); $asset = $this->asset; if ($asset === '') { $asset = Factory::getApplication()->input->get('option'); } // Value in new format such as images/headers/blue-flower.jpg#joomlaImage://local-images/headers/blue-flower.jpg?width=700&height=180 if ($this->value && strpos($this->value, '#') !== false) { $uri = new Uri(explode('#', $this->value)[1]); $adapter = $uri->getHost(); $path = $uri->getPath(); // Remove filename from stored path to get the path to the folder which file is stored $pos = strrpos($path, '/'); if ($pos !== false) { $path = substr($path, 0, $pos); } if ($path === '') { $path = '/'; } $this->folder = $adapter . ':' . $path; } elseif ($this->value && is_file(JPATH_ROOT . '/' . $this->value)) { /** * Local image, for example images/sampledata/cassiopeia/nasa2-640.jpg . We need to validate and make sure * the top level folder is one of the directory configured in filesystem local plugin to avoid error message * displayed in manage when users click on Select button to select a new image */ $paths = explode('/', $this->value); // Remove filename from $paths array array_pop($paths); if (MediaHelper::isValidLocalDirectory($paths[0])) { $adapterName = array_shift($paths); $this->folder = 'local-' . $adapterName . ':/' . implode('/', $paths); } } elseif ($this->directory && is_dir(JPATH_ROOT . '/' . ComponentHelper::getParams('com_media')->get('image_path', 'images') . '/' . $this->directory)) { /** * This is the case where a folder is configured in directory attribute of the form field. The directory needs * to be a relative folder of the folder configured in Path to Images Folder config option of Media component. * Same with a already stored local image above, we need to validate and make sure top level folder is one of the directory * configured in filesystem local plugin */ $path = ComponentHelper::getParams('com_media')->get('image_path', 'images') . '/' . $this->directory; $paths = explode('/', $path); if (MediaHelper::isValidLocalDirectory($paths[0])) { $adapterName = array_shift($paths); $this->folder = 'local-' . $adapterName . ':/' . implode('/', $paths); } } elseif ($this->directory && strpos(':', $this->directory)) { /** * Directory contains adapter information and path, for example via programming or directly defined in xml * via directory attribute */ $this->folder = $this->directory; } else { $this->folder = ''; } $mediaTypes = array_map('trim', explode(',', $this->types)); $types = []; $imagesExt = $imagesExt = array_map( 'trim', explode( ',', ComponentHelper::getParams('com_media')->get( 'image_extensions', 'bmp,gif,jpg,jpeg,png,webp' ) ) ); $audiosExt = array_map( 'trim', explode( ',', ComponentHelper::getParams('com_media')->get( 'audio_extensions', 'mp3,m4a,mp4a,ogg' ) ) ); $videosExt = array_map( 'trim', explode( ',', ComponentHelper::getParams('com_media')->get( 'video_extensions', 'mp4,mp4v,mpeg,mov,webm' ) ) ); $documentsExt = array_map( 'trim', explode( ',', ComponentHelper::getParams('com_media')->get( 'doc_extensions', 'doc,odg,odp,ods,odt,pdf,ppt,txt,xcf,xls,csv' ) ) ); $imagesAllowedExt = []; $audiosAllowedExt = []; $videosAllowedExt = []; $documentsAllowedExt = []; // Cleanup the media types array_map( function ($mediaType) use (&$types, &$imagesAllowedExt, &$audiosAllowedExt, &$videosAllowedExt, &$documentsAllowedExt, $imagesExt, $audiosExt, $videosExt, $documentsExt) { switch ($mediaType) { case 'images': $types[] = '0'; $imagesAllowedExt = $imagesExt; break; case 'audios': $types[] = '1'; $audiosAllowedExt = $audiosExt; break; case 'videos': $types[] = '2'; $videosAllowedExt = $videosExt; break; case 'documents': $types[] = '3'; $documentsAllowedExt = $documentsExt; break; default: break; } }, $mediaTypes ); sort($types); $extraData = array( 'asset' => $asset, 'authorField' => $this->authorField, 'authorId' => $this->form->getValue($this->authorField), 'folder' => $this->folder, 'link' => $this->link, 'preview' => $this->preview, 'previewHeight' => $this->previewHeight, 'previewWidth' => $this->previewWidth, 'mediaTypes' => implode(',', $types), 'imagesExt' => $imagesExt, 'audiosExt' => $audiosExt, 'videosExt' => $videosExt, 'documentsExt' => $documentsExt, 'imagesAllowedExt' => $imagesAllowedExt, 'audiosAllowedExt' => $audiosAllowedExt, 'videosAllowedExt' => $videosAllowedExt, 'documentsAllowedExt' => $documentsAllowedExt, ); return array_merge($data, $extraData); } }