<?php

/**

 * Links Manager List Table class.

 *

 * @package WordPress

 * @subpackage List_Table

 * @since 3.1.0

 * @access private

 */

class WP_Links_List_Table extends WP_List_Table {

	function __construct( $args = array() ) {

		parent::__construct( array(

			'plural' => 'bookmarks',

			'screen' => isset( $args['screen'] ) ? $args['screen'] : null,

		) );

	}

	function ajax_user_can() {

		return current_user_can( 'manage_links' );

	}

	function prepare_items() {

		global $cat_id, $s, $orderby, $order;

		wp_reset_vars( array( 'action', 'cat_id', 'link_id', 'orderby', 'order', 's' ) );

		$args = array( 'hide_invisible' => 0, 'hide_empty' => 0 );

		if ( 'all' != $cat_id )

			$args['category'] = $cat_id;

		if ( !empty( $s ) )

			$args['search'] = $s;

		if ( !empty( $orderby ) )

			$args['orderby'] = $orderby;

		if ( !empty( $order ) )

			$args['order'] = $order;

		$this->items = get_bookmarks( $args );

	}

	function no_items() {

		_e( 'No links found.' );

	}

	function get_bulk_actions() {

		$actions = array();

		$actions['delete'] = __( 'Delete' );

		return $actions;

	}

	function extra_tablenav( $which ) {

		global $cat_id;

		if ( 'top' != $which )

			return;

?>

		<div class="alignleft actions">

<?php

			$dropdown_options = array(

				'selected' => $cat_id,

				'name' => 'cat_id',

				'taxonomy' => 'link_category',

				'show_option_all' => __( 'View all categories' ),

				'hide_empty' => true,

				'hierarchical' => 1,

				'show_count' => 0,

				'orderby' => 'name',

			);

			wp_dropdown_categories( $dropdown_options );

			submit_button( __( 'Filter' ), 'button', false, false, array( 'id' => 'post-query-submit' ) );

?>

		</div>

<?php

	}

	function get_columns() {

		return array(

			'cb'         => '<input type="checkbox" />',

			'name'       => _x( 'Name', 'link name' ),

			'url'        => __( 'URL' ),

			'categories' => __( 'Categories' ),

			'rel'        => __( 'Relationship' ),

			'visible'    => __( 'Visible' ),

			'rating'     => __( 'Rating' )

		);

	}

	function get_sortable_columns() {

		return array(

			'name'    => 'name',

			'url'     => 'url',

			'visible' => 'visible',

			'rating'  => 'rating'

		);

	}

	function display_rows() {

		global $cat_id;

		$alt = 0;

		foreach ( $this->items as $link ) {

			$link = sanitize_bookmark( $link );

			$link->link_name = esc_attr( $link->link_name );

			$link->link_category = wp_get_link_cats( $link->link_id );

			$short_url = url_shorten( $link->link_url );

			$visible = ( $link->link_visible == 'Y' ) ? __( 'Yes' ) : __( 'No' );

			$rating  = $link->link_rating;

			$style = ( $alt++ % 2 ) ? '' : ' class="alternate"';

			$edit_link = get_edit_bookmark_link( $link );

?>

		<tr id="link-<?php echo $link->link_id; ?>" valign="middle" <?php echo $style; ?>>

<?php

			list( $columns, $hidden ) = $this->get_column_info();

			foreach ( $columns as $column_name => $column_display_name ) {

				$class = "class='column-$column_name'";

				$style = '';

				if ( in_array( $column_name, $hidden ) )

					$style = ' style="display:none;"';

				$attributes = $class . $style;

				switch ( $column_name ) {

					case 'cb': ?>

						<th scope="row" class="check-column">

							<label class="screen-reader-text" for="cb-select-<?php echo $link->link_id; ?>"><?php echo sprintf( __( 'Select %s' ), $link->link_name ); ?></label>

							<input type="checkbox" name="linkcheck[]" id="cb-select-<?php echo $link->link_id; ?>" value="<?php echo esc_attr( $link->link_id ); ?>" />

						</th>

						<?php

						break;

					case 'name':

						echo "<td $attributes><strong><a class='row-title' href='$edit_link' title='" . esc_attr( sprintf( __( 'Edit &#8220;%s&#8221;' ), $link->link_name ) ) . "'>$link->link_name</a></strong><br />";

						$actions = array();

						$actions['edit'] = '<a href="' . $edit_link . '">' . __( 'Edit' ) . '</a>';

						$actions['delete'] = "<a class='submitdelete' href='" . wp_nonce_url( "link.php?action=delete&amp;link_id=$link->link_id", 'delete-bookmark_' . $link->link_id ) . "' onclick=\"if ( confirm( '" . esc_js( sprintf( __( "You are about to delete this link '%s'\n  'Cancel' to stop, 'OK' to delete." ), $link->link_name ) ) . "' ) ) { return true;}return false;\">" . __( 'Delete' ) . "</a>";

						echo $this->row_actions( $actions );

						echo '</td>';

						break;

					case 'url':

						echo "<td $attributes><a href='$link->link_url' title='". esc_attr( sprintf( __( 'Visit %s' ), $link->link_name ) )."'>$short_url</a></td>";

						break;

					case 'categories':

						?><td <?php echo $attributes ?>><?php

						$cat_names = array();

						foreach ( $link->link_category as $category ) {

							$cat = get_term( $category, 'link_category', OBJECT, 'display' );

							if ( is_wp_error( $cat ) )

								echo $cat->get_error_message();

							$cat_name = $cat->name;

							if ( $cat_id != $category )

								$cat_name = "<a href='link-manager.php?cat_id=$category'>$cat_name</a>";

							$cat_names[] = $cat_name;

						}

						echo implode( ', ', $cat_names );

						?></td><?php

						break;

					case 'rel':

						?><td <?php echo $attributes ?>><?php echo empty( $link->link_rel ) ? '<br />' : $link->link_rel; ?></td><?php

						break;

					case 'visible':

						?><td <?php echo $attributes ?>><?php echo $visible; ?></td><?php

						break;

					case 'rating':

	 					?><td <?php echo $attributes ?>><?php echo $rating; ?></td><?php

						break;

					default:

						?>

						<td <?php echo $attributes ?>><?php do_action( 'manage_link_custom_column', $column_name, $link->link_id ); ?></td>

						<?php

						break;

				}

			}

?>

		</tr>

<?php

		}

	}

}