youtubechannel.module in YoutubeChannel 7

module file for youtubechannel.

File

youtubechannel.module

<?php

/**
 * @file
 * module file for youtubechannel.
 */

/**
 * Implements hook_help().
 */
function youtubechannel_help($section) {
  switch ($section) {
    case 'admin/help#youtubechannel':
      return t("Youtube Channel let's you have a complete video list from an specific user inside your site,\n        you only have to configure the dimensions and the username that you'll use to feed the page.");
  }
}

/**
 * Implements hook_permission().
 */
function youtubechannel_permission() {
  return array(
    'administer youtubechannel' => array(
      'title' => t('Administer Youtube Channel'),
    ),
  );
}

/**
 * Implements hook_menu().
 */
function youtubechannel_menu() {
  $items = array();
  $items['admin/config/services/youtubechannel'] = array(
    'title' => 'Youtube Channel',
    'description' => 'Configure the settings to be used for Youtube Channel.',
    'page callback' => 'drupal_get_form',
    'page arguments' => array(
      'youtubechannel_settings_form',
    ),
    'access arguments' => array(
      'administer youtubechannel',
    ),
    'file' => 'youtubechannel.admin.inc',
    'type' => MENU_NORMAL_ITEM,
  );
  return $items;
}

/**
 * Implements hook_block_info().
 */
function youtubechannel_block_info() {
  $blocks = array();
  $blocks[0] = array(
    'info' => t('Youtube Channel'),
  );
  return $blocks;
}

/**
 * Implements hook_block_view().
 */
function youtubechannel_block_view($delta = '') {
  $block = array();
  if ($delta == 0) {
    $block['subject'] = t('Youtube Channel');
    $block['content'] = youtubechannel_getview();
    return $block;
  }
}

/**
 * Implements hook_theme().
 */
function youtubechannel_theme() {
  return array(
    'youtubechannel_videos' => array(
      'variables' => array(
        'vars' => NULL,
      ),
      'template' => 'youtubechannel_videos',
    ),
  );
}

/**
 * Function that build the Youtube videos as a Channel.
 */
function youtubechannel_getview() {
  $youtube_channel_id = variable_get('youtubechannel_id', NULL);
  $youtube_id = variable_get('youtubechannel_id', NULL);
  $max_results = variable_get('youtubechannel_video_limit', 5);
  $api_key = variable_get('youtubechannel_api_key', NULL);
  drupal_add_css(drupal_get_path('module', 'youtubechannel') . '/css/youtubechannel.css');
  drupal_add_js(drupal_get_path('module', 'youtubechannel') . '/js/youtubechannel.js');

  /**
   * NEW API v3 feed
   */

  // First, let's fetch the channel feed to get the upload playlist.
  $path = "https://www.googleapis.com/youtube/v3/channels?part=contentDetails&id={$youtube_id}&maxResults=1&fields=pageInfo/totalResults,items/contentDetails/relatedPlaylists/uploads&key={$api_key}";
  $channeljson = drupal_http_request($path);

  // Check we got a proper response.
  if ($channeljson->code == 200) {
    $channel_data = drupal_json_decode($channeljson->data);
    $uploads_id = $channel_data['items'][0]['contentDetails']['relatedPlaylists']['uploads'];
    if (!empty($channel_data['items'])) {

      // Now we have the uploads feed ID, let's grab the the actual video feed.
      $path = "https://www.googleapis.com/youtube/v3/playlistItems?part=snippet&}&maxResults={$max_results}&fields=pageInfo/totalResults,items/snippet(resourceId/videoId,title,thumbnails/default/url)&playlistId={$uploads_id}&key={$api_key}";
      $playlistjson = drupal_http_request($path);

      // Now, let's check that this also gives us a valid response.
      if ($playlistjson->code == 200) {
        $feed_array = drupal_json_decode($playlistjson->data);

        // First, let's look in the feed and check there are some videos.
        if ($feed_array['pageInfo']['totalResults'] == 0) {
          return t("Sorry, there are no videos available on this channel.");
        }

        // Now let's iterate through our items.
        $videos = array();
        foreach ($feed_array['items'] as $key => $value) {
          $youtube_id = $value['snippet']['resourceId']['videoId'];
          $title = $value['snippet']['title'];
          $image_variables = array(
            'path' => $value['snippet']['thumbnails']['default']['url'],
            'alt' => $title,
            'title' => $title,
          );
          $thumb = theme('image', $image_variables);
          $videos[$youtube_id] = $thumb;
        }
        $vars['width'] = check_plain(variable_get('youtubechannel_video_width', 200));
        $vars['height'] = check_plain(variable_get('youtubechannel_video_height', 150));
        $vars['content'] = $videos;
        $vars['youtube_channel_id'] = l(t('See All Video'), 'https://www.youtube.com/channel/' . $youtube_channel_id, array(
          'attributes' => array(
            'class' => array(
              'channel-link',
            ),
          ),
          'attributes' => array(
            'target' => '_blank',
          ),
        ));
        return theme('youtubechannel_videos', array(
          'vars' => $vars,
        ));
      }
    }
  }
  return t("Please configure this section in the !link", array(
    '!link' => l(t('admin page', array()), 'admin/config/services/youtubechannel'),
  ));
}

Functions

Name	Description
youtubechannel_block_info	Implements hook_block_info().
youtubechannel_block_view	Implements hook_block_view().
youtubechannel_getview	Function that build the Youtube videos as a Channel.
youtubechannel_help	Implements hook_help().
youtubechannel_menu	Implements hook_menu().
youtubechannel_permission	Implements hook_permission().
youtubechannel_theme	Implements hook_theme().