videojs_hls.module in Video.js (HTML5 Video Player) 7.2

Provides bandwidth switching for the Video.js player.

File

modules/videojs_hls/videojs_hls.module

<?php

/**
 * @file
 * Provides bandwidth switching for the Video.js player.
 */

/**
 * Implements hook_menu().
 */
function videojs_hls_menu() {
  $items = array();
  $items['m3u8/%'] = array(
    'title' => 'm3u8 master index',
    'page callback' => 'videojs_hls_render_dynamic',
    'page arguments' => array(
      1,
    ),
    'access callback' => TRUE,
    'file' => 'videojs_hls.pages.inc',
    'type' => MENU_CALLBACK,
    'delivery callback' => 'videojs_hls_deliver',
  );
  return $items;
}

/**
 * Implements hook_preprocess_videojs().
 */
function videojs_hls_preprocess_videojs(&$vars) {
  $m3u8items = array();
  $singleitem = NULL;
  foreach ($vars['items'] as $k => $item) {
    if ($item['videotype'] != 'application/vnd.apple.mpegurl') {
      continue;
    }
    unset($vars['items'][$k]);
    $m3u8items[] = $item['uri'];
    $singleitem = $item;
  }

  // If there are no m3u8 files, return now.
  if (empty($m3u8items)) {
    return;
  }

  // If there is just one m3u8 item, don't create an alternates file.
  if (count($m3u8items) == 1) {
    $vars['items'][] = $singleitem;
    return;
  }
  if (variable_get('videojs_hls_delivery_type', 'dynamic') === 'dynamic') {
    $file = url('m3u8/' . rawurlencode(implode('|', $m3u8items)));
  }
  else {
    module_load_include('pages.inc', 'videojs_hls');
    $file = videojs_hls_create_static_file($m3u8items);
  }
  array_unshift($vars['items'], array(
    'uri' => $file,
    'videotype' => 'application/vnd.apple.mpegurl',
  ));
}
function videojs_hls_form_alter(&$form, &$form_state, $form_id) {
  if ($form_id != 'videojs_settings_form') {
    return;
  }
  array_unshift($form['#submit'], 'videojs_hls_submit');
  $form['hls'] = array(
    '#type' => 'fieldset',
    '#title' => t('Video.js HTTP Live Streaming'),
  );
  $form['hls']['videojs_hls_delivery_type'] = array(
    '#type' => 'radios',
    '#title' => t('Delivery mode'),
    '#options' => array(
      'dynamic' => t('Dynamic files: m3u8 index files are create dynamically'),
      'static' => t('Static files: m3u8 index files are written to disk'),
    ),
    '#default_value' => variable_get('videojs_hls_delivery_type', 'dynamic'),
    '#required' => TRUE,
  );
  $scheme_options = array();
  foreach (file_get_stream_wrappers(STREAM_WRAPPERS_WRITE_VISIBLE) as $scheme => $stream_wrapper) {
    $scheme_options[$scheme] = $stream_wrapper['name'];
  }
  $form['hls']['videojs_hls_delivery_static_scheme'] = array(
    '#type' => 'radios',
    '#title' => t('Destination location'),
    '#options' => $scheme_options,
    '#default_value' => variable_get('videojs_hls_delivery_static_scheme', variable_get('file_default_scheme', 'public')),
    '#states' => array(
      'visible' => array(
        ':input[name=videojs_hls_delivery_type]' => array(
          'value' => 'static',
        ),
      ),
    ),
  );
  $form['hls']['videojs_hls_delivery_static_path'] = array(
    '#type' => 'textfield',
    '#title' => t('Destination path'),
    '#default_value' => variable_get('videojs_hls_delivery_static_path', 'm3u8'),
    '#states' => array(
      'visible' => array(
        ':input[name=videojs_hls_delivery_type]' => array(
          'value' => 'static',
        ),
      ),
    ),
  );
}
function videojs_hls_submit($form, &$form_state) {
  if ($form_state['values']['videojs_hls_delivery_type'] != 'static') {
    db_delete('variable')
      ->condition('name', array(
      'videojs_hls_delivery_static_scheme',
      'videojs_hls_delivery_static_path',
    ), 'IN')
      ->execute();
    unset($form_state['values']['videojs_hls_delivery_static_scheme']);
    unset($form_state['values']['videojs_hls_delivery_static_path']);
  }
}

Functions

Name	Description
videojs_hls_form_alter
videojs_hls_menu	Implements hook_menu().
videojs_hls_preprocess_videojs	Implements hook_preprocess_videojs().
videojs_hls_submit