<?php
class Kaltura_LibraryController extends Kaltura_BaseController
{
	public function execute()
	{
		if (!current_user_can('edit_posts') && !current_user_can('edit_pages'))
			wp_die('Access denied');

		wp_enqueue_script('kaltura');
		wp_enqueue_script('kaltura-admin');
		wp_enqueue_style('kaltura-admin');

		$kaction = isset($_GET['kaction']) ? $_GET['kaction'] : null;
		if (!KalturaHelpers::getOption('kaltura_partner_id'))
		{
			$this->renderView('library/partner-id-missing.php');
		}
		else
		{
			$methodName = $kaction.'Action';
			if (method_exists($this, $methodName))
			{
				call_user_func(array($this, $methodName));
			}
		}
	}

	public function uploadAction()
	{
		wp_enqueue_style('media');
		$kmodel = KalturaModel::getInstance();
		$pingSuccess = $kmodel->pingTest();
		if (!$pingSuccess)
		{
			$this->renderView('connection-error.php');
			return;
		}
		$kcwUiConfId = KalturaHelpers::getOption('kcw_ui_conf_id_admin');
		$ks = $kmodel->getClientSideSession();
		$params['flashVars'] = KalturaHelpers::getContributionWizardFlashVars($ks);
		$params['flashVars']['showCloseButton'] = 'false';
		$params['swfUrl'] = KalturaHelpers::getContributionWizardUrl($kcwUiConfId);
		$this->renderView('library/contribution-wizard-admin.php', $params);
	}

	public function deleteAction()
	{
		$entryId = isset($_GET['entryid']) ? $_GET['entryid'] : null;
		$kmodel = KalturaModel::getInstance();
		$kmodel->deleteEntry($entryId);
		echo 'ok';
		die;
	}

	public function sendtoeditorAction()
	{
		wp_enqueue_style('media');
		wp_enqueue_script('kaltura-player-selector');

		$entryIds = (isset($_GET['entryIds'])) ? $_GET['entryIds'] : array();
		$entryId = null;
		if (is_array($entryIds) && count($entryIds) > 0)
			$entryId = $entryIds[0];

		if (is_null($entryId))
			wp_die('No entry specified');

		if (!count($_POST))
		{
			$kmodel = KalturaModel::getInstance();

			$entry = $kmodel->getEntry($entryId);
			$clientSideSession = $kmodel->getClientSideSession();
			$flashVars = KalturaHelpers::getKalturaPlayerFlashVars(null, $clientSideSession, $entryId);
			$thumbnail = KalturaHelpers::getPluginUrl() . '/thumbnails/get_preview_thumbnail.php?thumbnail_url=' . $entry->thumbnailUrl;
			$params['entry'] = $entry;
			$params['entryId'] = $entryId;
			$params['nextEntryIds'] = $entryIds;
			$params['flashVars'] = $flashVars;
			$params['flashVars']['autoPlay'] = 'true';
			$params['thumbnailPlaceHolderUrl'] = $thumbnail;
		}
		else
		{
			// update the entry name
			$kmodel = KalturaModel::getInstance();

			$baseEntry = new Kaltura_Client_Type_BaseEntry();
			$baseEntry->name = $_POST['ktitle'];
			$kmodel->updateBaseEntry($entryId, $baseEntry);

			array_shift($entryIds); // done with 1 entry, maybe we have more
			$width = $_POST['playerWidth'];
			$uiConfId = $_POST['uiConfId'];
			$playerRatio = $_POST['playerRatio'];

			$params['entryId'] = $entryId;
			$params['nextEntryIds'] = $entryIds;
			$params['playerWidth'] = $width;
			$params['playerHeight'] = KalturaHelpers::calculatePlayerHeight($uiConfId, $width, $playerRatio);
			$params['uiConfId'] = $uiConfId;
		}
		$this->renderView('library/send-to-editor.php', $params);
	}

	public function libraryAction()
	{
		$_GET['isLibrary'] = true;
		add_thickbox();
		$this->browseAction();
	}

	public function browseAction()
	{
		wp_enqueue_style('media');
		wp_enqueue_script('kaltura-editable-name');
		$kmodel = KalturaModel::getInstance();
		$pageSize = 18;
		$page = isset($_GET['paged']) ? $_GET['paged'] : 1;
		$result = $kmodel->listEntries($pageSize, $page);
		$totalCount = $result->totalCount;
		$params['page'] 		= $page;
		$params['pageSize'] 	= $pageSize;
		$params['totalCount'] = $totalCount;
		$params['totalPages'] = ceil($totalCount / $pageSize);
		$params['result'] 	= $result;
		$params['isLibrary'] = isset($_GET['isLibrary']) ? esc_js($_GET['isLibrary']) : false;
		$this->renderView('library/browse.php', $params);
	}

	public function choosevideosAction()
	{
		wp_enqueue_style('media');
		wp_enqueue_script('kaltura-editable-name');
		wp_enqueue_script('kaltura-entry-status-checker');
		$entryIds = (isset($_GET['entryIds'])) ? $_GET['entryIds'] : array();
		$kmodel = KalturaModel::getInstance();
		$entries = $kmodel->getEntriesByIds($entryIds);
		$params['entries'] = $entries;
		$this->renderView('library/choose-videos.php', $params);
	}

	public function previewAction()
	{
		$entryId = isset($_GET['entryid']) ? $_GET['entryid'] : null;
		if (!$entryId)
			wp_die(__('The video is missing or invalid.'));

		$uiConfId = KalturaHelpers::getOption('kaltura_default_player_type');
		KalturaHelpers::enqueueHtml5Lib($uiConfId);
		wp_enqueue_script('jquery');

		$flashVars = array();
		$flashVars["autoPlay"] = "true";
		$params = array(
			'widgetId' => '_'.KalturaHelpers::getOption("kaltura_partner_id"),
			'uiConfId' => $uiConfId,
			'entryId' => $entryId,
			'flashVars' => $flashVars,
		);
		$this->renderView('library/preview.php', $params);
	}

	public function updatethumbnailAction()
	{
		$entryId = isset($_GET['entryid']) ? $_GET['entryid'] : null;
		if (!$entryId)
			wp_die(__('The video is missing or invalid.'));

		$uiConfId = KalturaHelpers::getOption('thumbnail_player_ui_conf_id');
		KalturaHelpers::enqueueHtml5Lib($uiConfId);
		wp_enqueue_script('jquery');

		$kmodel = KalturaModel::getInstance();
		$ks = $kmodel->getAdminSession();
		$flashVars = array();
		$flashVars['ks'] = $ks;
		$params = array(
			'widgetId' => '_'.KalturaHelpers::getOption("kaltura_partner_id"),
			'uiConfId' => $uiConfId,
			'entryId' => $entryId,
			'flashVars' => $flashVars,
		);
		$this->renderView('library/update-thumbnail.php', $params);
		$kmodel = KalturaModel::getInstance();
	}

	public function getplayersAction()
	{
		$kmodel = KalturaModel::getInstance();
		$uiConfs = $kmodel->listPlayersUiConfs();
		echo json_encode($uiConfs);
		die;
	}

	public function saveentrynameAction()
	{
		$entryId = isset($_POST['entryId']) ? $_POST['entryId'] : null;
		$entryName = isset($_POST['entryName']) ? $_POST['entryName'] : null;

		if ($entryId && $entryName)
		{
			$kmodel = KalturaModel::getInstance();
			$baseEntry = new Kaltura_Client_Type_BaseEntry();
			$baseEntry->name = $entryName;
			$kmodel->updateBaseEntry($entryId, $baseEntry);
		}
		echo 'ok';
		die;
	}

	public function videopostsAction()
	{
		$step = isset($_GET['step']) ? $_GET['step'] : 1;
		if ($step == 1)
			$this->videopostsStep1();
		elseif ($step == 2)
			$this->videopostsStep2();
		elseif ($step == 3)
			$this->videopostsStep3();
	}

	public function getentriesstatusAction()
	{
		$entryIds = isset($_GET["entryIds"]) && is_array($_GET["entryIds"]) ? $_GET["entryIds"] : array();
		$kmodel = KalturaModel::getInstance();
		$entries = $kmodel->getEntriesByIds($entryIds);

		$idsWithStatus = array();
		foreach($entries as $entry)
			$idsWithStatus[$entry->id] = $entry->status;

		echo json_encode($idsWithStatus);
		die;
	}

	protected function videopostsStep1()
	{
		$kmodel = KalturaModel::getInstance();
		$categories = $kmodel->listCategoriesOrderByName();
		$params['categories'] = $categories->objects;
		$params['wpCategories'] = get_categories('get=all');
		$this->renderView('library/video-posts-screen-1.php', $params);
	}

	protected function videopostsStep2()
	{
		$categories = array();
		$hasEntries = false;
		$_POST['categories'] = isset($_POST['categories']) && is_array($_POST['categories']) ? $_POST['categories'] : array();
		$kmodel = KalturaModel::getInstance();
		foreach($_POST['categories'] as $category)
		{
			$entries = $kmodel->listAllEntriesByCategory($category);

			// remove the entries that have posts
			$newEntries = array();
			for($i = 0; $i < count($entries); $i++)
			{
				$entry = $entries[$i];
				$hasEntries = true;
				$newEntries[] = $entry;
			}
			$categories[$category] = $newEntries;
		}

		$params['uiConfs'] = $kmodel->listPlayersUiConfs();;
		$params['categories'] = $categories;
		$params['hasEntries'] = $hasEntries;
		$this->renderView('library/video-posts-screen-2.php', $params);
	}

	protected function videopostsStep3()
	{
		$entries = $_POST['entries'];
		$createdPosts = 0;
		$uiConfId = $_POST['uiconf_id'];
		$width = $_POST['width'];
		$height = $_POST['height'];
		foreach($entries as $entryCat)
		{
			$arr = unserialize(base64_decode($entryCat));
			$entryId = $arr[0];
			$entryName = $arr[1];
			$categoryName = $arr[2];

			// do we need to create new category?
			if (!Kaltura_WPModel::isCategoryExists($categoryName))
			{
				$newCat = array('cat_name' => $categoryName);
				wp_insert_category($newCat);
				wp_cache_set('last_changed', microtime(true), 'terms'); // otherwise the category won't return when retrieving it later in the code
			}

			$category = Kaltura_WPModel::getCategoryByName($categoryName);

			// create the post for the video
			$shortCode = "[kaltura-widget uiconfid=\"$uiConfId\" entryid=\"$entryId\" width=\"$width\" height=\"$height\" /]";
			$newPost = array(
				'post_title' => $entryName,
				'post_content' => $shortCode,
			);
			$postId = wp_insert_post($newPost);
			if ($postId)
				$createdPosts++;

			// link the post to the category
			$categories = wp_get_post_categories($postId);
			$categories[] =  $category->cat_ID;
			wp_set_post_categories($postId, $categories);
		}
		$params['numOfCreatedPosts'] = $createdPosts;
		$this->renderView('library/video-posts-screen-3.php', $params);
	}
}