<?php

/**

 * Edit Link Categories Administration Panel.

 *

 * @package WordPress

 * @subpackage Administration

 */

/** WordPress Administration Bootstrap */

require_once('admin.php');

// Handle bulk actions

if ( isset($_GET['action']) && isset($_GET['delete']) ) {

	check_admin_referer('bulk-link-categories');

	$doaction = $_GET['action'] ? $_GET['action'] : $_GET['action2'];

	if ( !current_user_can('manage_categories') )

		wp_die(__('Cheatin’ uh?'));

	if ( 'delete' == $doaction ) {

		$cats = (array) $_GET['delete'];

		$default_cat_id = get_option('default_link_category');

		foreach( $cats as $cat_ID ) {

			$cat_ID = (int) $cat_ID;

			// Don't delete the default cats.

			if ( $cat_ID == $default_cat_id )

				wp_die( sprintf( __("Can&#8217;t delete the <strong>%s</strong> category: this is the default one"), get_term_field('name', $cat_ID, 'link_category') ) );

			wp_delete_term($cat_ID, 'link_category', array('default' => $default_cat_id));

		}

		$location = 'edit-link-categories.php';

		if ( $referer = wp_get_referer() ) {

			if ( false !== strpos($referer, 'edit-link-categories.php') )

				$location = $referer;

		}

		$location = add_query_arg('message', 6, $location);

		wp_redirect($location);

		exit();

	}

} elseif ( isset($_GET['_wp_http_referer']) && ! empty($_GET['_wp_http_referer']) ) {

	 wp_redirect( remove_query_arg( array('_wp_http_referer', '_wpnonce'), stripslashes($_SERVER['REQUEST_URI']) ) );

	 exit;

}

$title = __('Link Categories');

wp_enqueue_script('admin-categories');

if ( current_user_can('manage_categories') )

	wp_enqueue_script('inline-edit-tax');

require_once ('admin-header.php');

$messages[1] = __('Category added.');

$messages[2] = __('Category deleted.');

$messages[3] = __('Category updated.');

$messages[4] = __('Category not added.');

$messages[5] = __('Category not updated.');

$messages[6] = __('Categories deleted.'); ?>

<div class="wrap nosubsub">

<?php screen_icon(); ?>

<h2><?php echo esc_html( $title );

if ( isset($_GET['s']) && $_GET['s'] )

	printf( '<span class="subtitle">' . __('Search results for &#8220;%s&#8221;') . '</span>', esc_html( stripslashes($_GET['s']) ) ); ?>

</h2>

<?php if ( isset($_GET['message']) && ( $msg = (int) $_GET['message'] ) ) : ?>

<div id="message" class="updated fade"><p><?php echo $messages[$msg]; ?></p></div>

<?php $_SERVER['REQUEST_URI'] = remove_query_arg(array('message'), $_SERVER['REQUEST_URI']);

endif; ?>

<form class="search-form" action="" method="get">

<p class="search-box">

	<label class="screen-reader-text" for="link-category-search-input"><?php _e( 'Search Categories' ); ?>:</label>

	<input type="text" id="link-category-search-input" name="s" value="<?php _admin_search_query(); ?>" />

	<input type="submit" value="<?php esc_attr_e( 'Search Categories' ); ?>" class="button" />

</p>

</form>

<br class="clear" />

<div id="col-container">

<div id="col-right">

<div class="col-wrap">

<form id="posts-filter" action="" method="get">

<div class="tablenav">

<?php

$pagenum = isset( $_GET['pagenum'] ) ? absint( $_GET['pagenum'] ) : 0;

if ( empty($pagenum) )

	$pagenum = 1;

if( ! isset( $catsperpage ) || $catsperpage < 0 )

	$catsperpage = 20;

$page_links = paginate_links( array(

	'base' => add_query_arg( 'pagenum', '%#%' ),

	'format' => '',

	'prev_text' => __('«'),

	'next_text' => __('»'),

	'total' => ceil(wp_count_terms('link_category') / $catsperpage),

	'current' => $pagenum

));

if ( $page_links )

	echo "<div class='tablenav-pages'>$page_links</div>";

?>

<div class="alignleft actions">

<select name="action">

<option value="" selected="selected"><?php _e('Bulk Actions'); ?></option>

<option value="delete"><?php _e('Delete'); ?></option>

</select>

<input type="submit" value="<?php esc_attr_e('Apply'); ?>" name="doaction" id="doaction" class="button-secondary action" />

<?php wp_nonce_field('bulk-link-categories'); ?>

</div>

<br class="clear" />

</div>

<div class="clear"></div>

<table class="widefat fixed" cellspacing="0">

	<thead>

	<tr>

<?php print_column_headers('edit-link-categories'); ?>

	</tr>

	</thead>

	<tfoot>

	<tr>

<?php print_column_headers('edit-link-categories', false); ?>

	</tr>

	</tfoot>

	<tbody id="the-list" class="list:link-cat">

<?php

$start = ($pagenum - 1) * $catsperpage;

$args = array('offset' => $start, 'number' => $catsperpage, 'hide_empty' => 0);

if ( !empty( $_GET['s'] ) )

	$args['search'] = $_GET['s'];

$categories = get_terms( 'link_category', $args );

if ( $categories ) {

	$output = '';

	foreach ( $categories as $category ) {

		$output .= link_cat_row($category);

	}

	echo $output;

	unset($category);

}

?>

	</tbody>

</table>

<div class="tablenav">

<?php

if ( $page_links )

	echo "<div class='tablenav-pages'>$page_links</div>";

?>

<div class="alignleft actions">

<select name="action2">

<option value="" selected="selected"><?php _e('Bulk Actions'); ?></option>

<option value="delete"><?php _e('Delete'); ?></option>

</select>

<input type="submit" value="<?php esc_attr_e('Apply'); ?>" name="doaction2" id="doaction2" class="button-secondary action" />

</div>

<br class="clear" />

</div>

<br class="clear" />

</form>

<div class="form-wrap">

<p><?php printf(__('<strong>Note:</strong><br />Deleting a category does not delete the links in that category. Instead, links that were only assigned to the deleted category are set to the category <strong>%s</strong>.'), get_term_field('name', get_option('default_link_category'), 'link_category')) ?></p>

</div>

</div>

</div><!-- /col-right -->

<div id="col-left">

<div class="col-wrap">

<?php if ( current_user_can('manage_categories') ) {

	$category = (object) array(); $category->parent = 0; do_action('add_link_category_form_pre', $category); ?>

<div class="form-wrap">

<h3><?php _e('Add Link Category'); ?></h3>

<div id="ajax-response"></div>

<form name="addcat" id="addcat" class="add:the-list: validate" method="post" action="link-category.php">

<input type="hidden" name="action" value="addcat" />

<?php wp_original_referer_field(true, 'previous'); wp_nonce_field('add-link-category'); ?>

<div class="form-field form-required">

	<label for="name"><?php _e('Link Category name') ?></label>

	<input name="name" id="name" type="text" value="" size="40" aria-required="true" />

</div>

<div class="form-field">

	<label for="slug"><?php _e('Link Category slug') ?></label>

	<input name="slug" id="slug" type="text" value="" size="40" />

	<p><?php _e('The &#8220;slug&#8221; is the URL-friendly version of the name. It is usually all lowercase and contains only letters, numbers, and hyphens.'); ?></p>

</div>

<div class="form-field">

	<label for="description"><?php _e('Description (optional)') ?></label>

	<textarea name="description" id="description" rows="5" cols="40"></textarea>

	<p><?php _e('The description is not prominent by default; however, some themes may show it.'); ?></p>

</div>

<p class="submit"><input type="submit" class="button" name="submit" value="<?php esc_attr_e('Add Category'); ?>" /></p>

<?php do_action('edit_link_category_form', $category); ?>

</form>

</div>

<?php } ?>

</div>

</div><!-- /col-left -->

</div><!-- /col-container -->

</div><!-- /wrap -->

<?php inline_edit_term_row('edit-link-categories'); ?>

<?php include('admin-footer.php'); ?>