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<?php
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/**
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* @file
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* Field API integration for the file_entity module.
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*/
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/**
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* Implements hook_field_formatter_info().
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*/
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function file_entity_field_formatter_info() {
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$info['file_rendered'] = array(
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'label' => t('Rendered file'),
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'description' => t('Display the file in a specific view mode'),
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'field types' => array('file', 'image'),
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'settings' => array(
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'file_view_mode' => 'default',
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),
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'file formatter' => array(
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'hidden' => TRUE,
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),
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);
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$info['file_download_link'] = array(
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'label' => t('Download link'),
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'description' => t('Displays a link that will force the browser to download the file.'),
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'field types' => array('file', 'image'),
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'settings' => array(
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'text' => t('Download [file:name]'),
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),
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);
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$info['file_audio'] = array(
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'label' => t('Audio'),
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'description' => t('Render the file using an HTML5 audio tag.'),
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'field types' => array('file'),
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'settings' => array(
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'controls' => TRUE,
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'controls_list' => array(
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'download' => 'download',
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'remote_playback' => 'remote_playback',
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),
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'autoplay' => FALSE,
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'loop' => FALSE,
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'preload' => '',
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'multiple_file_behavior' => 'tags',
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),
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'file formatter' => array(
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'mime types' => array('audio/*'),
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),
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);
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$info['file_video'] = array(
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'label' => t('Video'),
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'description' => t('Render the file using an HTML5 video tag.'),
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'field types' => array('file'),
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'settings' => array(
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'controls' => TRUE,
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'controls_list' => array(
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'fullscreen' => 'fullscreen',
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'download' => 'download',
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'remote_playback' => 'remote_playback',
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),
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'autoplay' => FALSE,
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'playsinline' => FALSE,
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'loop' => FALSE,
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'muted' => FALSE,
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'width' => NULL,
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'height' => NULL,
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'preload' => '',
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'multiple_file_behavior' => 'tags',
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),
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'file formatter' => array(
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'mime types' => array('video/*'),
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),
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);
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return $info;
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}
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/**
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* Implements hook_field_formatter_info_alter().
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*/
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function file_entity_field_formatter_info_alter(&$info) {
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// Add descriptions to core formatters.
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$descriptions = array(
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'file_default' => t('Create a simple link to the file. The link is prefixed by a file type icon and the name of the file is used as the link text'),
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'file_table' => t('Build a two-column table where the first column contains a generic link to the file and the second column displays the size of the file.'),
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'file_url_plain' => t('Display a plain text URL to the file.'),
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'image' => t('Format the file as an image. The image can be displayed using an image style and can optionally be linked to the image file itself or its parent content.'),
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);
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foreach ($descriptions as $key => $description) {
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if (isset($info[$key]) && empty($info[$key]['description'])) {
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$info[$key]['description'] = $description;
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}
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}
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// Formatters that can be used for images but not files, should have a
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// default mimetype restriction added to the image/* mime type for use with
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// file formatters.
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foreach ($info as &$formatter) {
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if (!isset($formatter['file formatter']) && in_array('image', $formatter['field types']) && !in_array('file', $formatter['field types'])) {
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$formatter['file formatter']['mime types'] = array('image/*');
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}
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}
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}
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/**
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* Implements hook_field_formatter_settings_form().
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*/
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function file_entity_field_formatter_settings_form($field, $instance, $view_mode, $form, &$form_state) {
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$display = $instance['display'][$view_mode];
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$settings = $display['settings'];
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$element = array();
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if ($display['type'] == 'file_rendered') {
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$element['file_view_mode'] = array(
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'#title' => t('View mode'),
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'#type' => 'select',
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'#options' => file_entity_view_mode_labels(),
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'#default_value' => $settings['file_view_mode'],
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// Never empty, so no #empty_option
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);
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}
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elseif ($display['type'] == 'file_download_link') {
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$element['text'] = array(
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'#type' => 'textfield',
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'#title' => t('Link text'),
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'#description' => t('This field support tokens.'),
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'#default_value' => $settings['text'],
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'#required' => TRUE,
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);
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}
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elseif ($display['type'] == 'file_audio') {
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$element['controls'] = array(
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'#title' => t('Show audio controls'),
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'#type' => 'checkbox',
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'#default_value' => $settings['controls'],
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);
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$element['controls_list'] = array(
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'#title' => t('Controls list'),
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'#type' => 'checkboxes',
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'#options' => array(
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'download' => t('Download'),
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'remote_playback' => t('Remote playback'),
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),
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'#default_value' => $settings['controls_list'],
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'#description' => t("Customize native media controls such as the download and remoteplayback buttons. Valid only if above \"Show audio controls\" setting is enabled.<br>Please note that not all browsers support this feature. Only Chrome 58+ and Opera 45+ supports it."),
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);
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$element['autoplay'] = array(
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'#title' => t('Autoplay'),
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'#type' => 'checkbox',
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'#default_value' => $settings['autoplay'],
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);
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$element['loop'] = array(
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'#title' => t('Loop'),
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'#type' => 'checkbox',
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'#default_value' => $settings['loop'],
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);
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$element['preload'] = array(
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'#title' => t('Preload'),
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'#type' => 'select',
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'#default_value' => $settings['preload'],
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'#options' => drupal_map_assoc(array('none', 'auto', 'metadata')),
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'#empty_option' => 'unspecified',
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);
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$element['multiple_file_behavior'] = array(
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'#title' => t('Display of multiple files'),
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'#type' => 'radios',
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'#options' => array(
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'tags' => t('Use multiple @tag tags, each with a single source', array('@tag' => '<audio>')),
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'sources' => t('Use multiple sources within a single @tag tag', array('@tag' => '<audio>')),
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),
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'#default_value' => $settings['multiple_file_behavior'],
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// Hide this setting in the manage file display configuration.
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'#access' => !empty($field),
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);
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}
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elseif ($display['type'] == 'file_video') {
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$element['controls'] = array(
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'#title' => t('Show video controls'),
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'#type' => 'checkbox',
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'#default_value' => $settings['controls'],
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);
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$element['controls_list'] = array(
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'#title' => t('Controls list'),
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'#type' => 'checkboxes',
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'#options' => array(
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'fullscreen' => t('Fullscreen'),
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'download' => t('Download'),
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'remote_playback' => t('Remote playback'),
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),
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'#default_value' => $settings['controls_list'],
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'#description' => t("Customize native media controls such as the download, fullscreen and remoteplayback buttons. Valid only if above \"Show video controls\" setting is enabled.<br>Please note that not all browsers support this feature. Only Chrome 58+ and Opera 45+ supports it."),
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);
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$element['autoplay'] = array(
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'#title' => t('Autoplay'),
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'#type' => 'checkbox',
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'#default_value' => $settings['autoplay'],
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);
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$element['playsinline'] = array(
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'#title' => t('Plays inline'),
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'#type' => 'checkbox',
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'#default_value' => $settings['playsinline'],
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);
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$element['loop'] = array(
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'#title' => t('Loop'),
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'#type' => 'checkbox',
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'#default_value' => $settings['loop'],
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);
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$element['muted'] = array(
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'#title' => t('Muted'),
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'#type' => 'checkbox',
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'#default_value' => $settings['muted'],
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);
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$element['width'] = array(
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'#type' => 'textfield',
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'#title' => t('Width'),
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'#default_value' => $settings['width'],
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'#size' => 5,
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'#maxlength' => 5,
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'#field_suffix' => t('pixels'),
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);
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$element['height'] = array(
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'#type' => 'textfield',
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'#title' => t('Height'),
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'#default_value' => $settings['height'],
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'#size' => 5,
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'#maxlength' => 5,
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'#field_suffix' => t('pixels'),
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);
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1f142f4f
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Florent Torregrosa
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$element['preload'] = array(
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'#title' => t('Preload'),
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'#type' => 'select',
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'#default_value' => $settings['preload'],
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'#options' => drupal_map_assoc(array('none', 'auto', 'metadata')),
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'#empty_option' => 'unspecified',
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);
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$element['multiple_file_behavior'] = array(
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'#title' => t('Display of multiple files'),
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'#type' => 'radios',
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'#options' => array(
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'tags' => t('Use multiple @tag tags, each with a single source', array('@tag' => '<video>')),
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'sources' => t('Use multiple sources within a single @tag tag', array('@tag' => '<video>')),
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),
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'#default_value' => $settings['multiple_file_behavior'],
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// Hide this setting in the manage file display configuration.
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'#access' => !empty($field),
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);
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}
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return $element;
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}
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/**
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* Implements hook_field_formatter_settings_summary().
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*/
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function file_entity_field_formatter_settings_summary($field, $instance, $view_mode) {
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$display = $instance['display'][$view_mode];
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$settings = $display['settings'];
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$summary = array();
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if ($display['type'] === 'file_rendered') {
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$view_mode_label = file_entity_view_mode_label($settings['file_view_mode'], t('Unknown'));
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$summary[] = t('View mode: %mode', array('%mode' => $view_mode_label));
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}
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elseif ($display['type'] == 'file_download_link') {
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$summary[] = t('Link text: %text', array('%text' => $settings['text']));
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}
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elseif ($display['type'] === 'file_audio') {
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if (isset($settings['controls'])) {
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$summary[] = t('Controls: %controls', array('%controls' => $settings['controls'] ? 'visible' : 'hidden'));
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if (!empty($settings['controls_list'])) {
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$controls_list = array();
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foreach ($settings['controls_list'] as $key => $value) {
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if ($value) {
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$controls_list[] = ucfirst(str_replace('_', ' ', $key));
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}
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}
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if (!empty($controls_list)) {
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$summary[] = t('Controls list: %controls_list', array('%controls_list' => implode(', ', $controls_list)));
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}
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}
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}
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if (isset($settings['autoplay'])) {
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$summary[] = t('Autoplay: %autoplay', array('%autoplay' => $settings['autoplay'] ? t('yes') : t('no')));
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}
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if (isset($settings['loop'])) {
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$summary[] = t('Loop: %loop', array('%loop' => $settings['loop'] ? t('yes') : t('no')));
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}
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1f142f4f
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Florent Torregrosa
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if (!empty($settings['preload'])) {
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$summary[] = t('Preload: %preload', array('%preload' => $settings['preload']));
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}
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if (isset($settings['multiple_file_behavior'])) {
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$summary[] = t('Multiple files: %multiple', array('%multiple' => $settings['multiple_file_behavior']));
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}
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}
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elseif ($display['type'] === 'file_video') {
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if (isset($settings['controls'])) {
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$summary[] = t('Controls: %controls', array('%controls' => $settings['controls'] ? 'visible' : 'hidden'));
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if (!empty($settings['controls_list'])) {
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$controls_list = array();
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foreach ($settings['controls_list'] as $key => $value) {
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if ($value) {
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$controls_list[] = ucfirst(str_replace('_', ' ', $key));
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}
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}
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if (!empty($controls_list)) {
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$summary[] = t('Controls list: %controls_list', array('%controls_list' => implode(', ', $controls_list)));
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}
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}
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}
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if (isset($settings['autoplay'])) {
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$summary[] = t('Autoplay: %autoplay', array('%autoplay' => $settings['autoplay'] ? t('yes') : t('no')));
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}
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a8cee257
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if (isset($settings['playsinline'])) {
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$summary[] = t('Plays inline: %playsinline', array('%playsinline' => $settings['playsinline'] ? t('yes') : t('no')));
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}
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316 |
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Assos Assos
|
if (isset($settings['loop'])) {
|
317 |
|
|
$summary[] = t('Loop: %loop', array('%loop' => $settings['loop'] ? t('yes') : t('no')));
|
318 |
|
|
}
|
319 |
|
|
if (isset($settings['muted'])) {
|
320 |
|
|
$summary[] = t('Muted: %muted', array('%muted' => $settings['muted'] ? t('yes') : t('no')));
|
321 |
|
|
}
|
322 |
|
|
if ($settings['width'] && $settings['height']) {
|
323 |
|
|
$summary[] = t('Size: %width x %height', array('%width' => $settings['width'], '%height' => $settings['height']));
|
324 |
|
|
}
|
325 |
1f142f4f
|
Florent Torregrosa
|
if (!empty($settings['preload'])) {
|
326 |
|
|
$summary[] = t('Preload: %preload', array('%preload' => $settings['preload']));
|
327 |
|
|
}
|
328 |
85ad3d82
|
Assos Assos
|
if (isset($settings['multiple_file_behavior'])) {
|
329 |
|
|
$summary[] = t('Multiple files: %multiple', array('%multiple' => $settings['multiple_file_behavior']));
|
330 |
|
|
}
|
331 |
|
|
}
|
332 |
|
|
|
333 |
|
|
return implode('<br />', $summary);
|
334 |
|
|
}
|
335 |
|
|
|
336 |
02a0babc
|
Assos Assos
|
/**
|
337 |
|
|
* Implements hook_field_formatter_prepare_view().
|
338 |
|
|
*/
|
339 |
|
|
function file_entity_field_formatter_prepare_view($entity_type, $entities, $field, $instances, $langcode, &$items, $displays) {
|
340 |
|
|
// File and image fields set item values to NULL if a file cannot be loaded.
|
341 |
|
|
// Remove those empty items so we can simply iterate through $items normally
|
342 |
|
|
// in file_entity_field_formatter_view().
|
343 |
|
|
foreach (array_keys($entities) as $id) {
|
344 |
|
|
$items[$id] = array_filter($items[$id]);
|
345 |
|
|
}
|
346 |
|
|
}
|
347 |
|
|
|
348 |
85ad3d82
|
Assos Assos
|
/**
|
349 |
|
|
* Implements hook_field_formatter_view().
|
350 |
|
|
*/
|
351 |
|
|
function file_entity_field_formatter_view($entity_type, $entity, $field, $instance, $langcode, $items, $display) {
|
352 |
|
|
$element = array();
|
353 |
0ccfec7f
|
Assos Assos
|
$settings = $display['settings'];
|
354 |
85ad3d82
|
Assos Assos
|
|
355 |
0ccfec7f
|
Assos Assos
|
switch ($display['type']) {
|
356 |
|
|
case 'file_rendered':
|
357 |
|
|
foreach ($items as $delta => $item) {
|
358 |
59ae487e
|
Assos Assos
|
if (!empty($item)) {
|
359 |
c0bac9d6
|
Assos Assos
|
// The repeat-rendering protection may be disabled if necessary.
|
360 |
|
|
if (variable_get('file_entity_protect_repeated_render', TRUE)) {
|
361 |
|
|
// Protect ourselves from repeated rendering.
|
362 |
|
|
static $repeated_render_depth = array();
|
363 |
a8cee257
|
Assos Assos
|
list($entity_id) = entity_extract_ids($entity_type, $entity);
|
364 |
|
|
$repeated_render_id = $entity_type . $entity_id . $field['field_name'] . $item['fid'];
|
365 |
c0bac9d6
|
Assos Assos
|
if (isset($repeated_render_depth[$repeated_render_id])) {
|
366 |
|
|
$repeated_render_depth[$repeated_render_id]++;
|
367 |
|
|
}
|
368 |
|
|
else {
|
369 |
|
|
$repeated_render_depth[$repeated_render_id] = 1;
|
370 |
|
|
}
|
371 |
85ad3d82
|
Assos Assos
|
|
372 |
c0bac9d6
|
Assos Assos
|
if ($repeated_render_depth[$repeated_render_id] > 20) {
|
373 |
|
|
watchdog(
|
374 |
|
|
'file_entity',
|
375 |
|
|
'Repeated rendering detected when rendering entity %entity_type: %entity_id, using the %field_name field. Aborting rendering.',
|
376 |
|
|
array(
|
377 |
|
|
'%entity_type' => 'file',
|
378 |
|
|
'%entity_id' => $item['fid'],
|
379 |
|
|
'%field_name' => $field['field_name'],
|
380 |
|
|
),
|
381 |
|
|
WATCHDOG_ERROR
|
382 |
|
|
);
|
383 |
|
|
return $element;
|
384 |
|
|
}
|
385 |
59ae487e
|
Assos Assos
|
}
|
386 |
|
|
|
387 |
|
|
$file = file_load($item['fid']);
|
388 |
e013fa40
|
Assos Assos
|
if (isset($item['display'])) {
|
389 |
|
|
$file->display = $item['display'];
|
390 |
|
|
}
|
391 |
|
|
if (isset($item['description'])) {
|
392 |
|
|
$file->description = $item['description'];
|
393 |
|
|
}
|
394 |
59ae487e
|
Assos Assos
|
|
395 |
|
|
// Add some references to the referencing entity.
|
396 |
|
|
// @see https://www.drupal.org/node/2333107
|
397 |
|
|
$file->referencing_entity = $entity;
|
398 |
|
|
$file->referencing_entity_type = $entity_type;
|
399 |
|
|
$file->referencing_field = $field['field_name'];
|
400 |
85ad3d82
|
Assos Assos
|
|
401 |
a8cee257
|
Assos Assos
|
// Prevent recursion by checking if the referencing entity is itself
|
402 |
|
|
// do not display it again (return an empty array).
|
403 |
|
|
// This senario is created a few lines below when file_view is called
|
404 |
|
|
// it returns an array containing a referncing entity that is itself.
|
405 |
|
|
// This is likely treating the symptom and not the root cause which is
|
406 |
|
|
// probably buried in some hook_file_view() setting the referencing
|
407 |
|
|
// entity.
|
408 |
|
|
if (!empty($entity->fid) && $entity->fid === $item['fid']) {
|
409 |
|
|
return $element;
|
410 |
|
|
}
|
411 |
18596a08
|
Assos Assos
|
// Untranslatable fields are rendered with no language code, fall back
|
412 |
|
|
// to the content language in that case.
|
413 |
|
|
$element[$delta] = file_view($file, $settings['file_view_mode'], $langcode !== LANGUAGE_NONE ? $langcode : NULL);
|
414 |
59ae487e
|
Assos Assos
|
} else {
|
415 |
0ccfec7f
|
Assos Assos
|
watchdog(
|
416 |
|
|
'file_entity',
|
417 |
59ae487e
|
Assos Assos
|
'In the %referencing_entity_type, the %field_name field refers to a %entity_type which does not exist. Aborting the render for it.',
|
418 |
0ccfec7f
|
Assos Assos
|
array(
|
419 |
59ae487e
|
Assos Assos
|
'%referencing_entity_type' => $entity_type,
|
420 |
0ccfec7f
|
Assos Assos
|
'%field_name' => $field['field_name'],
|
421 |
59ae487e
|
Assos Assos
|
'%entity_type' => 'file',
|
422 |
0ccfec7f
|
Assos Assos
|
),
|
423 |
|
|
WATCHDOG_ERROR
|
424 |
|
|
);
|
425 |
|
|
}
|
426 |
85ad3d82
|
Assos Assos
|
}
|
427 |
0ccfec7f
|
Assos Assos
|
break;
|
428 |
85ad3d82
|
Assos Assos
|
|
429 |
0ccfec7f
|
Assos Assos
|
case 'file_download_link':
|
430 |
59ae487e
|
Assos Assos
|
// Prevent 'empty' fields from causing a WSOD.
|
431 |
|
|
$items = array_filter($items);
|
432 |
0ccfec7f
|
Assos Assos
|
foreach ($items as $delta => $item) {
|
433 |
59ae487e
|
Assos Assos
|
if (!empty($item['fid']) && ($file = file_load($item['fid'])) && file_entity_access('download', $file)) {
|
434 |
9e88ab34
|
Assos Assos
|
if (isset($item['display'])) {
|
435 |
|
|
$file->display = $item['display'];
|
436 |
|
|
}
|
437 |
|
|
if (isset($item['description'])) {
|
438 |
|
|
$file->description = $item['description'];
|
439 |
|
|
}
|
440 |
0ccfec7f
|
Assos Assos
|
$element[$delta] = array(
|
441 |
|
|
'#theme' => 'file_entity_download_link',
|
442 |
|
|
'#file' => $file,
|
443 |
|
|
'#text' => $settings['text'],
|
444 |
|
|
);
|
445 |
|
|
}
|
446 |
85ad3d82
|
Assos Assos
|
}
|
447 |
0ccfec7f
|
Assos Assos
|
break;
|
448 |
85ad3d82
|
Assos Assos
|
|
449 |
0ccfec7f
|
Assos Assos
|
case 'file_audio':
|
450 |
|
|
$multiple_file_behavior = $settings['multiple_file_behavior'];
|
451 |
85ad3d82
|
Assos Assos
|
|
452 |
0ccfec7f
|
Assos Assos
|
// Build an array of sources for each <audio> element.
|
453 |
|
|
$source_lists = array();
|
454 |
|
|
if ($multiple_file_behavior == 'tags') {
|
455 |
|
|
foreach ($items as $delta => $item) {
|
456 |
59ae487e
|
Assos Assos
|
if (file_entity_file_get_mimetype_type($item) == 'audio') {
|
457 |
0ccfec7f
|
Assos Assos
|
$source_lists[$delta] = array($item);
|
458 |
|
|
}
|
459 |
85ad3d82
|
Assos Assos
|
}
|
460 |
|
|
}
|
461 |
0ccfec7f
|
Assos Assos
|
else {
|
462 |
|
|
foreach ($items as $delta => $item) {
|
463 |
59ae487e
|
Assos Assos
|
if (file_entity_file_get_mimetype_type($item) == 'audio') {
|
464 |
0ccfec7f
|
Assos Assos
|
$source_lists[0][$delta] = $item;
|
465 |
|
|
}
|
466 |
85ad3d82
|
Assos Assos
|
}
|
467 |
|
|
}
|
468 |
|
|
|
469 |
0ccfec7f
|
Assos Assos
|
// Render each source list as an <audio> element.
|
470 |
|
|
foreach ($source_lists as $delta => $sources) {
|
471 |
|
|
$element[$delta] = array(
|
472 |
|
|
'#theme' => 'file_entity_file_audio',
|
473 |
|
|
'#files' => $sources,
|
474 |
|
|
'#controls' => $settings['controls'],
|
475 |
d1c64ea8
|
Assos Assos
|
'#controls_list' => $settings['controls_list'],
|
476 |
0ccfec7f
|
Assos Assos
|
'#autoplay' => $settings['autoplay'],
|
477 |
|
|
'#loop' => $settings['loop'],
|
478 |
|
|
'#preload' => $settings['preload'],
|
479 |
|
|
);
|
480 |
|
|
}
|
481 |
|
|
break;
|
482 |
85ad3d82
|
Assos Assos
|
|
483 |
0ccfec7f
|
Assos Assos
|
case 'file_video':
|
484 |
|
|
$multiple_file_behavior = $settings['multiple_file_behavior'];
|
485 |
85ad3d82
|
Assos Assos
|
|
486 |
0ccfec7f
|
Assos Assos
|
// Build an array of sources for each <video> element.
|
487 |
|
|
$source_lists = array();
|
488 |
|
|
if ($multiple_file_behavior == 'tags') {
|
489 |
|
|
foreach ($items as $delta => $item) {
|
490 |
59ae487e
|
Assos Assos
|
if (file_entity_file_get_mimetype_type($item) == 'video') {
|
491 |
0ccfec7f
|
Assos Assos
|
$source_lists[$delta] = array($item);
|
492 |
|
|
}
|
493 |
85ad3d82
|
Assos Assos
|
}
|
494 |
|
|
}
|
495 |
0ccfec7f
|
Assos Assos
|
else {
|
496 |
|
|
foreach ($items as $delta => $item) {
|
497 |
59ae487e
|
Assos Assos
|
if (file_entity_file_get_mimetype_type($item) == 'video') {
|
498 |
0ccfec7f
|
Assos Assos
|
$source_lists[0][$delta] = $item;
|
499 |
|
|
}
|
500 |
85ad3d82
|
Assos Assos
|
}
|
501 |
|
|
}
|
502 |
|
|
|
503 |
0ccfec7f
|
Assos Assos
|
// Render each source list as an <video> element.
|
504 |
|
|
foreach ($source_lists as $delta => $sources) {
|
505 |
|
|
$element[$delta] = array(
|
506 |
|
|
'#theme' => 'file_entity_file_video',
|
507 |
|
|
'#files' => $sources,
|
508 |
|
|
'#controls' => $settings['controls'],
|
509 |
d1c64ea8
|
Assos Assos
|
'#controls_list' => $settings['controls_list'],
|
510 |
0ccfec7f
|
Assos Assos
|
'#autoplay' => $settings['autoplay'],
|
511 |
a8cee257
|
Assos Assos
|
'#playsinline' => $settings['playsinline'],
|
512 |
0ccfec7f
|
Assos Assos
|
'#loop' => $settings['loop'],
|
513 |
|
|
'#muted' => $settings['muted'],
|
514 |
|
|
'#width' => $settings['width'],
|
515 |
|
|
'#height' => $settings['height'],
|
516 |
|
|
'#preload' => $settings['preload'],
|
517 |
|
|
);
|
518 |
|
|
}
|
519 |
|
|
break;
|
520 |
85ad3d82
|
Assos Assos
|
}
|
521 |
|
|
|
522 |
|
|
return $element;
|
523 |
|
|
} |