Creating new module Video UI to manage Video module configurations ie. Preset management

1 files changed, 424 insertions, 0 deletions

diff --git a/video.field.inc b/video.field.inc
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index 0000000..a342bc4
--- /dev/null
+++ b/video.field.inc
@@ -0,0 +1,424 @@
+<?php
+
+/**
+ * @file
+ * Implement an video field, based on the file module's file field.
+ */
+
+/**
+ * Implements hook_field_info().
+ */
+function video_field_info() {
+  return array(
+    'video' => array(
+      'label' => t('Video'),
+      'description' => t('This field stores the ID of an video file as an integer value.'),
+      'settings' => array(
+        'uri_scheme' => variable_get('file_default_scheme', 'public'),
+        'autoconversion' => 0,
+        'autothumbnail' => 'no',
+        'default_video_thumbnail' => 0,
+        'preview_video_thumb_style' => 'thumbnail',
+      ),
+      'instance_settings' => array(
+        'file_extensions' => 'mp4 ogg avi mov wmv flv',
+        'file_directory' => 'videos/original',
+        'max_filesize' => '',
+        'default_dimensions' => '640x350',
+        'default_player_dimensions' => '640x350'
+      ),
+      'default_widget' => 'video_upload',
+      'default_formatter' => 'video',
+    ),
+  );
+}
+
+/**
+ * Implements hook_field_settings_form().
+ */
+function video_field_settings_form($field, $instance) {
+  $defaults = field_info_field_settings($field['type']);
+  $settings = array_merge($defaults, $field['settings']);
+  $scheme_options = array();
+  foreach (file_get_stream_wrappers(STREAM_WRAPPERS_WRITE_VISIBLE) as $scheme => $stream_wrapper) {
+    $scheme_options[$scheme] = $stream_wrapper['name'];
+  }
+  $form['uri_scheme'] = array(
+    '#type' => 'radios',
+    '#title' => t('Upload destination'),
+    '#options' => $scheme_options,
+    '#default_value' => $settings['uri_scheme'],
+    '#description' => t('Select where the final files should be stored. Private file storage has significantly more overhead than public files, but allows restricted access to files within this field.'),
+  );
+  $form = $form + video_default_field_settings($settings);
+  return $form;
+}
+
+/**
+ * Element specific validation for video default value.
+ *
+ */
+function video_field_default_thumbnail_validate($element, &$form_state) {
+  $settings = $form_state['values']['field']['settings'];
+  // Make the file permanent and store it in the form.
+  if (!empty($settings['default_video_thumbnail']['fid'])) {
+    $file = file_load($settings['default_video_thumbnail']['fid']);
+    $file->status |= FILE_STATUS_PERMANENT;
+    $file = file_save($file);
+    $form_state['values']['field']['settings']['default_video_thumbnail'] = (array) $file;
+  }
+}
+
+/**
+ * Implements hook_field_instance_settings_form().
+ */
+function video_field_instance_settings_form($field, $instance) {
+  $widget = $instance['widget'];
+  $instance_settings = $instance['settings'];
+  $settings = $instance['settings'];
+  // Use the file field instance settings form as a basis.
+  $form = file_field_instance_settings_form($field, $instance);
+  // Remove the description option.
+  unset($form['description_field']);
+  // add settings by widget type
+  switch ($instance['widget']['type']) {
+    case 'video_upload':
+      break;
+    case 'video_ftp':
+      $form['ftp_path'] = array(
+        '#type' => 'textfield',
+        '#title' => t('FTP Filepath'),
+        '#default_value' => !empty($widget['ftp_path']) ? $widget['ftp_path'] : 'ftpvideos',
+        '#description' => t('The subdirectory within the "<em>files/</em>" directory where you have upload the videos for attachment.  Once the video is attached it will be moved from this directory to the main files directory.'),
+        '#required' => TRUE,
+        '#weight' => 3,
+      );
+      break;
+  }
+  //default settings
+  $default = video_default_instance_settings($settings);
+  $form = $default + $form;
+  return $form;
+}
+
+/**
+ * Implements hook_field_load().
+ */
+function video_field_load($entity_type, $entities, $field, $instances, $langcode, &$items, $age) {
+  file_field_load($entity_type, $entities, $field, $instances, $langcode, $items, $age);
+}
+
+/**
+ * Implements hook_field_prepare_view().
+ */
+function video_field_prepare_view($entity_type, $entities, $field, $instances, $langcode, &$items) {
+  // If there are no files specified at all, use the default.
+  foreach ($entities as $id => $entity) {
+    if (empty($items[$id]) && $field['settings']['default_video_thumbnail']) {
+      if ($file = file_load($field['settings']['default_video_thumbnail'])) {
+        $items[$id][0] = (array) $file + array(
+          'is_default' => TRUE,
+        );
+      }
+    }
+  }
+}
+
+/**
+ * Implements hook_field_presave().
+ */
+function video_field_presave($entity_type, $entity, $field, $instance, $langcode, &$items) {
+  file_field_presave($entity_type, $entity, $field, $instance, $langcode, $items);
+}
+
+/**
+ * Implements hook_field_insert().
+ */
+function video_field_insert($entity_type, $entity, $field, $instance, $langcode, &$items) {
+  file_field_insert($entity_type, $entity, $field, $instance, $langcode, $items);
+}
+
+/**
+ * Implements hook_field_update().
+ */
+function video_field_update($entity_type, $entity, $field, $instance, $langcode, &$items) {
+  file_field_update($entity_type, $entity, $field, $instance, $langcode, $items);
+}
+
+/**
+ * Implements hook_field_delete().
+ */
+function video_field_delete($entity_type, $entity, $field, $instance, $langcode, &$items) {
+  file_field_delete($entity_type, $entity, $field, $instance, $langcode, $items);
+}
+
+/**
+ * Implements hook_field_delete_revision().
+ */
+function video_field_delete_revision($entity_type, $entity, $field, $instance, $langcode, &$items) {
+  file_field_delete_revision($entity_type, $entity, $field, $instance, $langcode, $items);
+}
+
+/**
+ * Implements hook_field_is_empty().
+ */
+function video_field_is_empty($item, $field) {
+  return file_field_is_empty($item, $field);
+}
+
+/**
+ * Implements hook_field_widget_info().
+ */
+function video_field_widget_info() {
+  return array(
+    'video_upload' => array(
+      'label' => t('Video Upload'),
+      'field types' => array('video'),
+      'settings' => array(
+        'progress_indicator' => 'throbber',
+      ),
+      'behaviors' => array(
+        'multiple values' => FIELD_BEHAVIOR_CUSTOM,
+        'default value' => FIELD_BEHAVIOR_NONE,
+      ),
+    ),
+    'video_ftp' => array(
+      'label' => t('Video FTP'),
+      'field types' => array('video'),
+      'settings' => array(
+        'progress_indicator' => 'throbber',
+      ),
+      'behaviors' => array(
+        'multiple values' => FIELD_BEHAVIOR_CUSTOM,
+        'default value' => FIELD_BEHAVIOR_NONE,
+      ),
+    ),
+  );
+}
+
+/**
+ * Implements hook_field_widget_settings_form().
+ */
+function video_field_widget_settings_form($field, $instance) {
+  // Use the file widget settings form.
+  $form = file_field_widget_settings_form($field, $instance);
+
+  return $form;
+}
+
+/**
+ * Implements hook_field_widget_form().
+ */
+function video_field_widget_form(&$form, &$form_state, $field, $instance, $langcode, $items, $delta, $element) {
+//  return;
+  // Add display_field setting to field because file_field_widget_form() assumes it is set.
+  $field['settings']['display_field'] = 0;
+
+  $elements = file_field_widget_form($form, $form_state, $field, $instance, $langcode, $items, $delta, $element);
+  $settings = $instance['settings'];
+  foreach (element_children($elements) as $delta) {
+
+    // If not using custom extension validation, ensure this is an image.
+    $supported_extensions = array('mp4', 'ogg', 'avi', 'mov', 'wmv', 'flv');
+    $extensions = isset($elements[$delta]['#upload_validators']['file_validate_extensions'][0]) ? $elements[$delta]['#upload_validators']['file_validate_extensions'][0] : implode(' ', $supported_extensions);
+    $extensions = array_intersect(explode(' ', $extensions), $supported_extensions);
+    $elements[$delta]['#upload_validators']['file_validate_extensions'][0] = implode(' ', $extensions);
+
+    // Add all extra functionality provided by the image widget.
+    $elements[$delta]['#process'][] = 'video_field_widget_process';
+  }
+
+  if ($field['cardinality'] == 1) {
+    // If there's only one field, return it as delta 0.
+    if (empty($elements[0]['#default_value']['fid'])) {
+      $elements[0]['#description'] = theme('file_upload_help', array('description' => $instance['description'], 'upload_validators' => $elements[0]['#upload_validators']));
+    }
+  } else {
+    $elements['#file_upload_description'] = theme('file_upload_help', array('upload_validators' => $elements[0]['#upload_validators']));
+  }
+  return $elements;
+}
+
+/**
+ * An element #process callback for the image_image field type.
+ *
+ * Expands the image_image type to include the alt and title fields.
+ */
+function video_field_widget_process($element, &$form_state, $form) {
+  $item = $element['#value'];
+  $item['fid'] = $element['fid']['#value'];
+  $field = field_widget_field($element, $form_state);
+  $instance = field_widget_instance($element, $form_state);
+  $settings = $field['settings'];
+  $element['#theme'] = 'video_widget';
+  $element['#attached']['css'][] = drupal_get_path('module', 'video') . '/css/video.css';
+  $element['preview'] = array();
+  // preview the video thumbnail
+//  if (isset($element['preview']) && $element['#value']['fid'] != 0) {
+//    $element['preview']['#value'] = theme('video_widget_preview', $element['#value']);
+//  }
+  // Add the image preview.
+  if ($settings['default_video_thumbnail'] && $element['#value']['fid'] != 0) {
+    $default_thumbnail = file_load($settings['default_video_thumbnail']);
+//    $element['preview'] = array(
+//      '#type' => 'markup',
+//      '#markup' => theme('image_style', array('style_name' => $settings['preview_video_thumb_style'], 'path' => $default_thumbnail->uri)),
+//    );
+  }
+  // Title is not necessary for each individual field.
+  if ($field['cardinality'] != 1) {
+    unset($element['#title']);
+  }
+  // add file elements by widget type
+  switch ($instance['widget']['type']) {
+    case 'video_upload':
+      break;
+    case 'video_ftp':
+      break;
+  }
+  // Create our thumbnails
+  video_thumb_process($element, $form_state);
+
+
+  // Add our extra fields if in preview mode
+  if (!empty($item['fid'])) {
+    video_widget_element_settings($element, $form_state);
+  }
+
+  // Lets use the clicked_button #submit[0] value here instead and see how that works out for now...
+  if ($form_state['submitted'] == 1) {
+    video_widget_process($element, $form_state);
+  }
+  return $element;
+}
+
+/**
+ * Formatters
+ */
+
+/**
+ * Implementation of CCK's hook_field_formatter_info().
+ */
+function video_field_formatter_info() {
+  $formatters = array(
+    'video' => array(
+      'label' => t('Video'),
+      'field types' => array('video'),
+      'settings' => array('video_style' => '', 'video_link' => ''),
+    ),
+    'video_thumbnail' => array(
+      'label' => t('Video thumbnail'),
+      'field types' => array('video'),
+      'settings' => array('video_style' => '', 'video_link' => ''),
+    ),
+      //'video_colorbox' => array(
+      //  'label' => t('Video Thumbnail to Colorbox'),
+      //  'field types' => array('filefield'),
+      //  'description' => t('Displays the video thumbnail and adds colorbox support.'),
+      //),
+//    'video_media_js' => array(
+//      'label' => t('Video inject with jMedia'),
+//      'field types' => array('video'),
+//      'description' => t('Displays the video by using jmedia javascript.'),
+//    ),
+  );
+  return $formatters;
+}
+
+/**
+ * Implements hook_field_formatter_settings_form().
+ */
+function video_field_formatter_settings_form($field, $instance, $view_mode, $form, &$form_state) {
+  $display = $instance['display'][$view_mode];
+  $settings = $display['settings'];
+
+  $image_styles = image_style_options(FALSE);
+  $element['video_style'] = array(
+    '#title' => t('Video thumbnail style'),
+    '#type' => 'select',
+    '#default_value' => $settings['video_style'],
+    '#empty_option' => t('None (original video thumbnail)'),
+    '#options' => $image_styles,
+  );
+
+  $link_types = array(
+    'content' => t('Content'),
+    'file' => t('File'),
+  );
+  $element['video_link'] = array(
+    '#title' => t('Link video or video thumbanil to'),
+    '#type' => 'select',
+    '#default_value' => $settings['video_link'],
+    '#empty_option' => t('Nothing'),
+    '#options' => $link_types,
+  );
+
+  return $element;
+}
+
+/**
+ * Implements hook_field_formatter_settings_summary().
+ */
+function video_field_formatter_settings_summary($field, $instance, $view_mode) {
+  $display = $instance['display'][$view_mode];
+  $settings = $display['settings'];
+
+  $summary = array();
+
+  $image_styles = image_style_options(FALSE);
+  // Unset possible 'No defined styles' option.
+  unset($image_styles['']);
+  // Styles could be lost because of enabled/disabled modules that defines
+  // their styles in code.
+  if (isset($image_styles[$settings['video_style']])) {
+    $summary[] = t('Video thumbnail style: @style', array('@style' => $image_styles[$settings['video_style']]));
+  } else {
+    $summary[] = t('Original video thumbnail');
+  }
+
+  $link_types = array(
+    'content' => t('Linked to content'),
+    'file' => t('Linked to video file'),
+  );
+  // Display this setting only if image is linked.
+  if (isset($link_types[$settings['video_link']])) {
+    $summary[] = $link_types[$settings['video_link']];
+  }
+
+  return implode('<br />', $summary);
+}
+
+/**
+ * Implements hook_field_formatter_view().
+ */
+function video_field_formatter_view($entity_type, $entity, $field, $instance, $langcode, $items, $display) {
+  $element = array();
+
+  // Check if the formatter involves a link.
+  if ($display['settings']['video_link'] == 'content') {
+    $uri = entity_uri($entity_type, $entity);
+  } elseif ($display['settings']['video_link'] == 'file') {
+    $link_file = TRUE;
+  }
+
+  // set the display
+  $theme = $display['type'];
+  foreach ($items as $delta => $item) {
+    if (isset($link_file)) {
+      $uri = array(
+        'path' => file_create_url($item['uri']),
+        'options' => array(),
+      );
+    }
+    $element[$delta] = array(
+      '#theme' => $theme,
+      '#item' => $item,
+      '#video_style' => $display['settings']['video_style'],
+      '#path' => isset($uri) ? $uri : '',
+      '#entity' => $entity,
+      '#field' => $field,
+      '#instance' => $instance
+    );
+  }
+  return $element;
+}
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