the translated name of the provider
* 'url' => the url to the main page for the provider
* 'settings_description' => a description of the provider that will be posted in the admin settings form
* 'supported_features' => an array of rows describing the state of certain supported features by the provider.
* These will be rendered in a table, with the columns being 'Feature', 'Supported', 'Notes'.
*/
function emvideo_ustreamlive_info() {
$name = t('UStream.TV (Live Streams)');
$features = array(
array(t('Autoplay'), t('No'), ''),
array(t('RSS Attachment'), t('No'), ''),
array(t('Thumbnails'), t('No'), t('')),
);
return array(
'provider' => 'ustream',
'name' => $name,
'url' => EMVIDEO_USTREAMLIVE_MAIN_URL,
'settings_description' => t('These settings specifically affect videos displayed from !ustream. You can learn more about its !api here.', array('!ustream' => l($name, EMVIDEO_USTREAMLIVE_MAIN_URL, array('target' => '_blank')), '!api' => l(t('API'), EMVIDEO_USTREAMLIVE_API_INFO, array('target' => '_blank')))),
'supported_features' => $features,
);
}
/**
* hook emvideo_PROVIDER_settings
* this should return a subform to be added to the emvideo_settings() admin settings page.
* note that a form field will already be provided, at $form['PROVIDER'] (such as $form['ustreamlive'])
* so if you want specific provider settings within that field, you can add the elements to that form field.
*/
function emvideo_ustreamlive_settings() {
$form['ustreamlive']['api'] = array(
'#type' => 'fieldset',
'#title' => t('UStream.TV API'),
'#description' => t('The API is required for thumbnails and other features.You will first need to apply for an API Developer Key from the !ustreamlive.', array('!ustreamlive' => l(t('Ustream Application Registration page'), EMVIDEO_USTREAMLIVE_API_APPLICATION_URL, array('target' => '_blank')))),
'#collapsible' => TRUE,
'#collapsed' => TRUE,
);
$form['ustreamlive']['api']['emvideo_ustreamlive_api_key'] = array(
'#type' => 'textfield',
'#title' => t('UStream.TV API Key'),
'#default_value' => variable_get('emvideo_ustreamlive_api_key', ''),
'#description' => t('Please enter your UStream.TV API Key here.'),
);
return $form;
}
/**
* this is a wrapper for emvideo_request_xml that includes ustreamlive's api key
*/
function emvideo_ustreamlive_request($code = '', $cached = TRUE) {
$key = trim(variable_get('emvideo_ustreamlive_api_key', ''));
$url = "http://api.ustreamlive.tv/php/video/$code/getInfo?key=$key";
return module_invoke('emfield', 'request_xml', 'ustreamlive', $url, array(), $cached, FALSE, $code, TRUE);
}
/**
* Implement hook emvideo_PROVIDER_data_version().
*/
function emvideo_ustreamlive_data_version() {
return EMVIDEO_USTREAMLIVE_DATA_VERSION;
}
/**
* hook emfield_PROVIDER_data
*
* provides an array to be serialised and made available with $item elsewhere
*/
function emvideo_ustreamlive_data($field, $item) {
$data = emvideo_ustreamlive_request($item['value']);
$data['ustreamlive_api_version'] = $data['emvideo_data_version'] = EMVIDEO_USTREAMLIVE_DATA_VERSION;;
return $data;
}
/**
* hook emvideo_PROVIDER_extract
* this is called to extract the video code from a pasted URL or embed code.
* @param $embed
* an optional string with the pasted URL or embed code
* @return
* either an array of regex expressions to be tested, or a string with the video code to be used
* if the hook tests the code itself, it should return either the string of the video code (if matched), or an empty array.
* otherwise, the calling function will handle testing the embed code against each regex string in the returned array.
*/
function emvideo_ustreamlive_extract($embed = '') {
// Stream videos at Ustream
return array(
'@ustream\.tv/flash/live/([^"\&\?]+)@i',
// '@ustreamlive\.tv/recorded/([^"\&\?]+)@i',
);
}
/**
* hook emvideo_PROVIDER_embedded_link($video_code)
* returns a link to view the video at the provider's site
* @param $video_code
* the string containing the video to watch
* @return
* a string containing the URL to view the video at the original provider's site
*/
function emvideo_ustreamlive_embedded_link($video_code) {
return 'http://www.ustreamlive.tv/flash/live/' . $video_code;
}
/**
* the embedded flash displaying the ustreamlive video
*/
function theme_emvideo_ustreamlive_flash($embed, $width, $height, $autoplay, $options = array()) {
static $counter;
if ($embed) {
$counter++;
$autoplay = isset($options['autoplay']) ? $options['autoplay'] : $autoplay;
$autoplay_value = $autoplay ? 'true' : 'false';
$id = 'utv654382';
$output .= <<
USTREAM;
// $output .= "";
}
return $output;
}
/**
* hook emvideo_PROVIDER_thumbnail
* returns the external url for a thumbnail of a specific video
* TODO: make the args: ($embed, $field, $item), with $field/$item provided if we need it, but otherwise simplifying things
* @param $field
* the field of the requesting node
* @param $item
* the actual content of the field from the requesting node
* @return
* a URL pointing to the thumbnail
*/
function emvideo_ustreamlive_thumbnail($field, $item, $formatter, $node, $width, $height, $options = array()) {
$ustreamlive_id = $item['value'];
// old code to grab thumbnail via api
// $request = emvideo_ustreamlive_request('ustreamlive.videos.get_details', array('video_id' => $ustreamlive_id));
// $tn = $request['THUMBNAIL_URL'][0];
// if we have a large thumbnail size, then get the larger version available.
// if ($width > 130 || $height > 97) {
// $tn = "http://img.ustreamlive.tv/vi/$ustreamlive_id/0.jpg";
// } else {
// // ustreamlive offers 3 thumbnails. select one randomly.
// $rand = rand(0, 2) + 1;
// $tn = "http://img.ustreamlive.tv/vi/$ustreamlive_id/$rand.jpg";
// }
return $tn;
}
/**
* hook emvideo_PROVIDER_video
* this actually displays the full/normal-sized video we want, usually on the default page view
* @param $embed
* the video code for the video to embed
* @param $width
* the width to display the video
* @param $height
* the height to display the video
* @param $field
* the field info from the requesting node
* @param $item
* the actual content from the field
* @return
* the html of the embedded video
*/
function emvideo_ustreamlive_video($embed, $width, $height, $field, $item, $autoplay, $options = array()) {
// print_r($item);
$output = theme('emvideo_ustreamlive_flash', $embed, $width, $height, $autoplay, $options);
return $output;
}
/**
* hook emvideo_PROVIDER_video
* this actually displays the preview-sized video we want, commonly for the teaser
* @param $embed
* the video code for the video to embed
* @param $width
* the width to display the video
* @param $height
* the height to display the video
* @param $field
* the field info from the requesting node
* @param $item
* the actual content from the field
* @return
* the html of the embedded video
*/
function emvideo_ustreamlive_preview($embed, $width, $height, $field, $item, $autoplay, $options = array()) {
$output = theme('emvideo_ustreamlive_flash', $embed, $width, $height, $autoplay, $options);
return $output;
}
/**
* Implementation of hook_emfield_subtheme.
*/
function emvideo_ustreamlive_emfield_subtheme() {
return array(
'emvideo_ustreamlive_flash' => array(
'arguments' => array('embed' => NULL, 'width' => NULL, 'height' => NULL, 'autoplay' => NULL),
'file' => 'providers/ustreamlive.inc'
)
);
}