netx-media.php

<?php
/**
 * @package NetxWPPlugin
 */

class NetXMediaManager {
	const NETX_ASSET_ID_KEY = '_netx_asset_id';
	const NETX_ASSET_VIEWNAME_KEY = '_netx_asset_view_name';
	const NETX_ENFORCE_DOWNLOAD_KEY = '_netx_enforce_download';
	const NETX_FULL_PROXY_URL = '_netx_proxy_url';
	const NETX_FILE_SIZE = '_netx_file_size';
	const NETX_FILE_NAME = '_netx_file_name';
	const NETX_FILE_TYPE = '_netx_file_type';

	public static function init() {
		new NetXMediaManager();
	}

	public function __construct() {
		//include our client side code
		add_action( 'admin_enqueue_scripts', array($this, 'setup_admin_client_scripts'));

		//add ajax endpoints
		add_action( 'wp_ajax_netx_load', array($this, 'ajax_load'));
		add_action( 'wp_ajax_netx_get_image_select_form', array($this, 'get_image_select_form'));
		add_action( 'wp_ajax_netx_import_from_netx', array($this, 'import_from_netx'));

		//add our custom html filter.
		add_filter('image_send_to_editor', array($this, 'wrap_image_html'), 10, 8);
	}

	public function setup_admin_client_scripts() {
		wp_enqueue_style('netx_style', plugins_url('scripts/style.css', __FILE__ ));
		wp_enqueue_script('netx_script', plugins_url('scripts/script.js', __FILE__ ));
		wp_localize_script('netx_script', 'netxScript', array(
			'ajaxLoaderUrl' => plugins_url('scripts/ajax-loader.gif', __FILE__ ),
			'debug' => "0"
		));
	}

	//Ajax Callback. Returns the netx form loader as html
	public function ajax_load() {
		$wrapper = new netxRestWrapper();
		$netx = $wrapper->getNetx();
		$cats = $netx->getCategoryTree();
		$options = get_option('netx_options');
		?>
		<form id="netx-form" class="media-upload-form validate" action="<?php echo get_bloginfo("url"); ?>/wp-admin/media-upload.php?post_id=<?php echo $postID; ?>&tab=netx" method="post" enctype="multipart/form-data">
			<div id="category-tree">
				<ul>
					<?php $this->tree_node_view($this->getRootCategoryFromTree($cats['1']['children'], $options['netx_base_category_id']), $options['netx_base_category_id']); ?>
				</ul>
			</div>

			<div id="media-items">
				<div class="netx-upload-loading-area">
					<div class="netx-spinner">
						<div class="netx-dot1"></div>
						<div class="netx-dot2"></div>
					</div>
				</div>
			</div>

			<div class="clear-fix"></div>
		</form>
		<?php
		wp_die();
	}

	public function import_from_netx() {
		$wrapper = new netxRestWrapper();
		$netx = $wrapper->getNetx();

		$assetID = $_POST['asset_id'];
		$assetView = $_POST['asset_view'];

		$attachment_id = $this->AddMediaToLibraryFromNetx($wrapper, $netx, $assetID, $assetView, $_POST['enforce_download'] == 'true')['attachment_id'];

		echo($attachment_id);

		wp_die();
	}

	//Ajax Callback. Returns the netx form as html.
	public function get_image_select_form() {
		$options = get_option('netx_options');
		$wrapper = new netxRestWrapper();
		$netx = $wrapper->getNetx();

		$supportedFileTypes = array(
			//images
			"jpg",
			"jpeg",
			"png",
			"gif",
			"ico",
			//documents
			"pdf",
			"doc",
			"ppt",
			"odt",
			"xls",
			"psd",
			//audio
			"mp3",
			"m4a",
			"ogg",
			"wav",
			//video
			"mp4",
			"mov",
			"wmv",
			"avi",
			"mpg",
			"ogv",
			"3gp",
			"3g2"
		);

		$pagingSize = intval($options['netx_paging_size']);
		if($pagingSize == 0) {
			$pagingSize = 200;
		}

		//get current category id
		$currentCatId = (trim($_POST['catId']) != '') ? $_POST['catId'] : $options['netx_base_category_id'];

		//get assets in current category
		$catAssets = $netx->getAssetsByCategoryID($currentCatId);
		$catAssetsNum = 0;
		foreach($catAssets as $key=>$asset){
			$catAssetsNum++;
		}

		$postID = intval($_REQUEST['post_id']);
//	$proxyURL = dirname(__FILE__) . '/proxy.php'
		?>
		<script type="text/javascript">post_id = <?php echo $postID ?>;</script>
		<?php
		$paged = isset($_GET['paged']) ? $_GET['paged'] : 1;
		$catAssetsPages = ceil($catAssetsNum/$pagingSize);
		$catAssetsPage = $netx->getAssetsByCategoryID($currentCatId,$paged);
		if($catAssetsPages > 1){

			echo '<div class="tablenav"><div class="tablenav-pages">';
			if($paged != 1){
				echo '<a class="next page-numbers" data-post-id="'.$postID.'" data-page-num="'.($paged-1).'">&laquo;</a>';
			}
			for($i=($catAssetsPages <= 5) ? 1 : $paged;$i<=$paged+4;$i++){
				if($paged == $i){
					echo '<span class="page-numbers current">'.$i.'</span>';
				} else {
					echo '<a class="page-numbers" data-post-id="'.$postID.'" data-page-num="'.$i.'">'.$i.'</a>';
				}
			}
			if($paged != $catAssetsPages){
				echo '<a class="next page-numbers" data-post-id="'.$postID.'" data-page-num="'.($paged+1).'">&raquo;</a>';
			}
			echo '</div></div>';
		}

		$catAssetsPageFiltered = array();

		if(count($catAssetsPage) > 0) {
			foreach($catAssetsPage as $key=>$asset){
				$assetID = $asset->getAssetID();
				$ast = $netx->getAsset($assetID);

				$fileIsSupported = false;
				foreach($supportedFileTypes as $supportedFileType) {
					$filename = $ast->getFile();

					$substrlength = strlen('.' . $supportedFileType);
					if(substr($filename, - $substrlength) === ('.' . $supportedFileType)) {
						$fileIsSupported = true;
						break;
					}
				}

				if($fileIsSupported) {
					$catAssetsPageFiltered[$key] = $asset;
				}
			}
		}

		if(count($catAssetsPageFiltered) > 0) {
			foreach($catAssetsPageFiltered as $key=>$asset){
				$assetID = $asset->getAssetID();
				$ast = $netx->getAsset($assetID);
				?>
				<div id="media-item-<?php echo $assetID; ?>" class="media-item">
					<img class="pinkynail toggle" style="margin-top: 3px; display: block;" alt="<?php echo $asset->getLabel1(); ?>" src="<?php echo $wrapper->netxThumbUrl($assetID) ?>" />
					<a class="toggle describe-toggle-on" style="display: block;">Show</a>
					<a class="toggle describe-toggle-off" style="display: none;">Hide</a>
					<div class="filename toggle"><span class="title"><?php echo $asset->getLabel1(); ?></span></div>
					<table class="slidetoggle describe" style="display:none;">

						<thead id="media-head-<?php echo $assetID; ?>" class="media-item-info">
						<tr valign="top">
							<td id="thumbnail-head-<?php echo $assetID; ?>" class="">
								<p><a target="_blank" href="<?php echo $wrapper->netxPreviewUrl($assetID); ?>"><img style="margin-top: 3px" alt="" src="<?php echo $wrapper->netxThumbUrl($assetID); ?>" class="thumbnail"></a></p>
							</td>
							<td>
								<p><strong>File name:</strong> <?php echo $asset->getLabel2(); ?></p>
								<p><strong>File type:</strong> <?php echo $asset->getLabel3(); ?></p>
								<p><strong>File size:</strong> <?php echo $asset->getLabel4(); ?></p>
								<p><strong>Upload date:</strong> <?php echo $asset->getLabel5(); ?></p>
							</td></tr>

						</thead>
						<tbody>
						<tr class="image-size">
							<th valign="top" class="label" scope="row"><label for="asset[<?php echo $assetID; ?>][image-size]"><span class="alignleft">Size</span><br class="clear"></label></th>
							<td class="field">
								<div class="image-size-item"><input type="radio" value="thumbnail" id="image-size-thumbnail-<?php echo $assetID; ?>" name="asset[<?php echo $assetID; ?>][image-size]"><label for="image-size-thumbnail-<?php echo $assetID; ?>">Thumbnail</label> <label class="help" for="image-size-thumbnail-<?php echo $assetID; ?>">(150&nbsp;x&nbsp;150)</label></div>
								<div class="image-size-item"><input type="radio" value="medium" id="image-size-preview-<?php echo $assetID; ?>" name="asset[<?php echo $assetID; ?>][image-size]"><label for="image-size-preview-<?php echo $assetID; ?>">Preview</label> <label class="help" for="image-size-full-<?php echo $assetID; ?>">(<?php echo $ast->getPreviewfilewidth(); ?>&nbsp;x&nbsp;<?php echo $ast->getPreviewfileheight(); ?>)</label></div>
								<div class="image-size-item"><input type="radio" checked="checked" value="full" id="image-size-full-<?php echo $assetID; ?>" name="asset[<?php echo $assetID; ?>][image-size]"><label for="image-size-full-<?php echo $assetID; ?>">Full Size</label> <label class="help" for="image-size-full-<?php echo $assetID; ?>">(<?php echo $ast->getFilewidth(); ?>&nbsp;x&nbsp;<?php echo $ast->getFileheight(); ?>)</label></div>

								<?php
								if(!empty($ast->getViewNames())){
									foreach($ast->getViewNames() as $viewName) {
										if($viewName === 'previewXMP') {
											continue;
										}
										?>
										<div class="image-size-item"><input type="radio" checked="checked" value="<?php echo $viewName ?>" id="image-size-full-<?php echo $assetID; ?>" name="asset[<?php echo $assetID; ?>][image-size]"><label for="image-size-full-<?php echo $assetID; ?>">View: </label> <label class="help" for="image-size-full-<?php echo $assetID; ?>"><?php echo $viewName ?></label></div>
										<?php
									}
								}
								?>
							</td>
						</tr>

						<?php if(isset($options["netx_access_token"]) && !empty(trim($options["netx_access_token"]))): ?>
							<tr class="enable-download">
								<th valign="top" class="label" scope="row"><label for="asset[<?php echo $assetID; ?>][enable-download]"><span class="alignleft">Enable Download</span><br class="clear"></label></th>
								<td class="field">
									<div class="image-size-item">
										<input type="checkbox" value="enable-download" id="asset[<?php echo $assetID; ?>][enable-download]" name="asset[<?php echo $assetID; ?>][enable-download]">
										<label for="asset[<?php echo $assetID; ?>][enable-download]">Save as download link</label>
									</div>
								</td>
							</tr>
						<?php endif; ?>

						<tr class="submit">
							<td></td>
							<td class="savesend">
								<input type="button" data-asset-id="<?php echo($assetID); ?>" value="Insert into Post" class="button netx-submit-button netx-add-item-submit" id="" name="send[<?php echo $assetID; ?>]">
							</td>
						</tr>
						</tbody>
					</table>
				</div>
				<?php
			}
		}else{
			?>
			<p class="netx-no-files-found-label">No Files Found</p>
			<?php
		}

		wp_die();
	}

	public function wrap_image_html($html, $id, $caption, $title, $align, $url, $size, $alt)
	{
		$enforceNetxDownload = get_post_meta($id, self::NETX_ENFORCE_DOWNLOAD_KEY, true);

		if(!empty($enforceNetxDownload) && $enforceNetxDownload === 'true') {
			$assetID = get_post_meta($id, self::NETX_ASSET_ID_KEY, true);
			$sizeStr = get_post_meta($id, self::NETX_ASSET_VIEWNAME_KEY, true);
			$filename = basename(get_attached_file($id));

			//awesome the magic strings used through out this code don't match the magic strings
			// in netx. Perfect.
			if ($sizeStr == 'thumbnail'){
				$sizeStr = 'thumb';
			}
			else if ($sizeStr == 'medium'){
				$sizeStr = 'preview';
			}
			else if ($sizeStr == 'full'){
				$sizeStr = 'original';
			}

			$downloadUrl = plugins_url('endpoints/asset.php', __FILE__);

			$downloadUrl .= '?assetID=' . $assetID;
			$downloadUrl .= '&sizeStr=' . $sizeStr;
			$downloadUrl .= '&filename=' . $filename;

			return '<a class="netx-download-link" href="' . $downloadUrl . '" target="_blank"><img src="' . wp_get_attachment_url($id) . '" /></a>';
		}

		return $html;
	}

	private function tree_node_view($node, $selectedId) {
		$treeNodeClass = 'netx-tree-node collapsed';
		$treeNodeLinkClass = 'netx-tree-node-link';
		$treeToggleIconClass = 'dashicons dashicons-plus';

		if($node['categoryId'] == $selectedId) {
			$treeNodeClass = 'netx-tree-node';
			$treeNodeLinkClass = 'netx-tree-node-link selected';
			$treeToggleIconClass = 'dashicons dashicons-minus';
		}
		?>

		<li class="<?php echo($treeNodeClass); ?>">
			<?php if(count($node['children']) > 0) { ?>
				<a class="netx-tree-node-toggle">
					<span class="<?php echo($treeToggleIconClass); ?>"></span>
				</a>
			<?php }else{ ?>
				<span class="netx-tree-node-nontoggle"><span class="dashicons dashicons-portfolio"></span></span>
			<?php } ?>
			<a class="<?php echo($treeNodeLinkClass); ?>" data-cat-id="<?php echo($node['categoryId']); ?>"><?php echo($node['label']); ?></a>
			<ul class="netx-tree-node-child">
				<?php foreach($node['children'] as $key => $child) {
					$this->tree_node_view($child, $selectedId);
				} ?>
			</ul>
		</li>

		<?php
	}

	private function getRootCategoryFromTree($tree, $rootId) {
		if(is_array($tree)) {
			if(array_key_exists($rootId, $tree)) {
				return $tree[$rootId];
			}else{
				foreach($tree as $key => $child) {
					if(is_array($child['children']) && (count($child['children']) > 0)) {
						$recursiveResult = $this->getRootCategoryFromTree($child['children'], $rootId);

						if($recursiveResult != null) {
							return $recursiveResult;
						}
					}
				}
			}
		}

		return null;
	}

	private function AddMediaToLibraryFromNetx($wrapper, $netx, $assetID, $sizeStr, $directLink = false)
	{
		$ast = $netx->getAsset($assetID);

		$filename = $ast->getFile();
		$filesize = $ast->getFilesize();
		$filetype = $ast->getFiletypelabel();

		if($directLink) {
			$file = $wrapper->getAssetData($assetID, 't');
		} else {
			if ($sizeStr === 'full') {
				$file = $wrapper->getAssetData($assetID, 'o');
			} else if ($sizeStr === 'medium') {
				$file = $wrapper->getAssetData($assetID, 'p');
			} else if ($sizeStr === 'thumbnail') {
				$file = $wrapper->getAssetData($assetID, 't');
			} else {
				$file = $wrapper->getAssetData($assetID, $sizeStr);
			}
		}

		if (!$file['error']) {
			$wp_filetype = wp_check_filetype($filename, null);
			$attachment = array(
				'post_mime_type' => $wp_filetype['type'],
				'post_title' => preg_replace('/\.[^.]+$/', '', $filename),
				'post_content' => '',
				'post_status' => 'inherit'
			);
			$attachment_id = wp_insert_attachment($attachment, $file['file']);
			if (!is_wp_error($attachment_id)) {
				require_once(ABSPATH . "wp-admin" . '/includes/image.php');
				$attachment_data = wp_generate_attachment_metadata($attachment_id, $file['file']);
				wp_update_attachment_metadata($attachment_id, $attachment_data);

				//set custom netx metadata
				add_post_meta($attachment_id, NetXMediaManager::NETX_ASSET_ID_KEY, $assetID, true);
				add_post_meta($attachment_id, NetXMediaManager::NETX_ASSET_VIEWNAME_KEY, $sizeStr, true);

				$downloadUrl = plugins_url('endpoints/asset.php', __FILE__);

				if ($sizeStr == 'thumbnail'){
					$sizeStr2 = 'thumb';
				}
				else if ($sizeStr == 'medium'){
					$sizeStr2 = 'preview';
				}
				else if ($sizeStr == 'full'){
					$sizeStr2 = 'original';
				} else {
					$sizeStr2 = $sizeStr;
				}

				$downloadUrl .= '?assetID=' . $assetID;
				$downloadUrl .= '&sizeStr=' . $sizeStr2;
				$downloadUrl .= '&filename=' . $filename;

				add_post_meta($attachment_id, NetXMediaManager::NETX_FULL_PROXY_URL, $downloadUrl, true);
				add_post_meta($attachment_id, NetXMediaManager::NETX_FILE_SIZE, $filesize, true);
				add_post_meta($attachment_id, NetXMediaManager::NETX_FILE_NAME, $filename, true);
				add_post_meta($attachment_id, NetXMediaManager::NETX_FILE_TYPE, $filetype, true);

				if($directLink) {
					add_post_meta($attachment_id, NetXMediaManager::NETX_ENFORCE_DOWNLOAD_KEY, "true", true);
				} else {
					add_post_meta($attachment_id, NetXMediaManager::NETX_ENFORCE_DOWNLOAD_KEY, "false", true);
				}
			}
		}

		return array(
			"file" => $file,
			"attachment_id" => $attachment_id
		);
	}
}

add_action('init', array('NetXMediaManager', 'init'));

?>