/**
*When the plugin loads on the admin side,
*queue the css file
*
*@return void
*/
public function hookAdminHead()
{
if (element_exists(ElementSet::ITEM_TYPE_NAME, 'Player')) {
$playerElement = $this->_db->getTable("Element")->findByElementSetNameAndElementName("Item Type Metadata", "Player");
queue_js_string("var playerElementId = " . $playerElement->id . ';');
queue_js_file('YoutubeImport');
}
queue_css_file('YoutubeImport');
}
/**
*Fetch metadata from a Youtube video and prepare it
*
*@param string $itemID The Youtube video ID from which to extract metadata
*@param object $service The youtube API php interface instance
*@param int $collection The ID of the collection to which to add the new item
*@param string $ownerRole The name of the dublin core field to which to
*add the Youtube user info
*@param boolean public Indicates whether the new omeka item should be public
*@return array An array containing metadata associated with the
*given youtube video in the correct format to save as an omeka item,
*and urls of files associated
*/
public static function GetVideo($itemID, $service, $collection = 0, $ownerRole = 'Publisher', $public = 0)
{
$part = "id,snippet,contentDetails,player,status,recordingDetails";
$response = $service->videos->listVideos($part, array('id' => $itemID, 'maxResults' => 1));
if (empty($response)) {
throw new Exception("No video found.");
}
$items = $response->items;
if (empty($items)) {
throw new Exception('No video found for itemID ' . $itemID);
}
$video = $items[0];
//todo format date if necessary
$datePublished = $video['snippet']['publishedAt'];
try {
$recordingDetails = $video['recordingDetails'];
} catch (Exception $e) {
die('exception');
$recordingDetails = array();
}
//recordingDetails are only returned for authenticated requests, apparently!
//or maybe users can hide them from the public.
$dateRecorded = "";
if (!empty($recordingDetails['RecordingDate'])) {
$dateRecorded = $recordingDetails['RecordingDate'];
}
$spatialCoverage = "";
if (!empty($recordingDetails['locationDescription'])) {
$spatialCoverage .= $recordingDetails['locationDescription'] . "<br>";
}
if (!empty($recordingDetails['locationDescription'])) {
$spatialCoverage .= $recordingDetails['locationDescription'] . "<br>";
}
if (!empty($recordingDetails['location'])) {
foreach ($recordingDetails['location'] as $label => $number) {
$spatialCoverage .= "{$label} = {$number}<br>";
}
}
$publisher = "";
if (!empty($video['snippet']['channelTitle'])) {
$publisher .= $video['snippet']['channelTitle'] . "<br>published via YouTube.com";
}
if (isset($video['status']['license'])) {
switch ($video['status']['license']) {
case "youtube":
$license = '<a href="https://www.youtube.com/static?template=terms">Standard YouTube License</a>';
break;
case "creativeCommon":
$license = '<a href="http://creativecommons.org/licenses/by/3.0/legalcode">Creative Commons License</a>';
break;
default:
$license = "";
}
} else {
$license = "";
}
if ($video['contentDetails']['licensedContent']) {
$license .= "<br>This video represents licensed content on YouTube, meaning that the content has been claimed by a YouTube content partner.";
$rightsHolder = "Rights reserved by a third party";
} else {
$rightsHolder = "";
}
$maps = array("Dublin Core" => array("Title" => array($video['snippet']['title']), "Description" => array($video['snippet']['description']), "Date" => array($datePublished), "Source" => array('http://YouTube.com'), "Rights" => array($license)));
if (!empty($ownerRole)) {
$maps['Dublin Core'][$ownerRole] = array($publisher);
}
if (plugin_is_active('DublinCoreExtended')) {
$maps["Dublin Core"]["License"] = array($license);
$maps["Dublin Core"]["Rights Holder"] = array($rightsHolder);
$maps["Dublin Core"]["Date Submitted"] = array($datePublished);
//$maps["Dublin Core"]["Date Created"]=array($dateRecorded);
//$maps["Dublin Core"]["Spatial Coverage"]=array($spatialCoverage);
}
if (!element_exists(ElementSet::ITEM_TYPE_NAME, 'Player')) {
static::_addPlayerElement();
}
// throw new Exception('Metadata element missing for embedded video html');
$playerHtml = str_replace('/>', '></iframe>', $video['player']['embedHtml']);
$maps[ElementSet::ITEM_TYPE_NAME]["Player"] = array($playerHtml);
$Elements = array();
$db = get_db();
$elementTable = $db->getTable('Element');
foreach ($maps as $elementSet => $elements) {
foreach ($elements as $elementName => $elementTexts) {
$element = $elementTable->findByElementSetNameAndElementName($elementSet, $elementName);
$elementID = $element->id;
$Elements[$elementID] = array();
if (is_array($elementTexts)) {
foreach ($elementTexts as $elementText) {
//check for html tags
if ($elementText != strip_tags($elementText)) {
//element text has html tags
$html = "1";
} else {
//plain text or other non-html object
$html = "0";
}
$Elements[$elementID][] = array('text' => $elementText, 'html' => $html);
}
}
}
}
$tags = "";
if (isset($video['snippet']->tags)) {
foreach ($video['snippet']->tags as $tag) {
$tags .= $tag;
$tags .= ",";
}
$tags = substr($tags, 0, -2);
}
$returnPost = array('Elements' => $Elements, 'item_type_id' => '3', 'tags-to-add' => $tags, 'tags-to-delete' => '', 'collection_id' => $collection);
if ($public) {
$returnPost['public'] = "1";
}
$i = 0;
$maxwidth = 0;
foreach ($video['snippet']->thumbnails as $key => $file) {
if ($file['width'] > $maxwidth) {
$i = $key;
}
}
$returnFiles = array($video['snippet']->thumbnails->default->url);
return array('post' => $returnPost, 'files' => $returnFiles);
}
public function testLowerCaseElementName()
{
$this->assertFalse(element_exists('Dublin Core', 'title'));
}
