WordPress/wp-admin/includes/dashboard.php

<?php
/**
 * WordPress Dashboard Widget Administration Screen API
 *
 * @package WordPress
 * @subpackage Administration
 */

/**
 * Registers dashboard widgets.
 *
 * Handles POST data, sets up filters.
 *
 * @since 2.5.0
 *
 * @global array $wp_registered_widgets
 * @global array $wp_registered_widget_controls
 * @global array $wp_dashboard_control_callbacks
 */
function wp_dashboard_setup() {
	global $wp_registered_widgets, $wp_registered_widget_controls, $wp_dashboard_control_callbacks;
	$wp_dashboard_control_callbacks = array();
	$screen = get_current_screen();

	/* Register Widgets and Controls */

	$response = wp_check_browser_version();

	if ( $response && $response['upgrade'] ) {
		add_filter( 'postbox_classes_dashboard_dashboard_browser_nag', 'dashboard_browser_nag_class' );
		if ( $response['insecure'] )
			wp_add_dashboard_widget( 'dashboard_browser_nag', __( 'You are using an insecure browser!' ), 'wp_dashboard_browser_nag' );
		else
			wp_add_dashboard_widget( 'dashboard_browser_nag', __( 'Your browser is out of date!' ), 'wp_dashboard_browser_nag' );
	}

	// Right Now
	if ( is_blog_admin() && current_user_can('edit_posts') )
		wp_add_dashboard_widget( 'dashboard_right_now', __( 'At a Glance' ), 'wp_dashboard_right_now' );

	if ( is_network_admin() )
		wp_add_dashboard_widget( 'network_dashboard_right_now', __( 'Right Now' ), 'wp_network_dashboard_right_now' );

	// Activity Widget
	if ( is_blog_admin() ) {
		wp_add_dashboard_widget( 'dashboard_activity', __( 'Activity' ), 'wp_dashboard_site_activity' );
	}

	// QuickPress Widget
	if ( is_blog_admin() && current_user_can( get_post_type_object( 'post' )->cap->create_posts ) ) {
		$quick_draft_title = sprintf( '<span class="hide-if-no-js">%1$s</span> <span class="hide-if-js">%2$s</span>', __( 'Quick Draft' ), __( 'Drafts' ) );
		wp_add_dashboard_widget( 'dashboard_quick_press', $quick_draft_title, 'wp_dashboard_quick_press' );
	}

	// WordPress Events and News
	wp_add_dashboard_widget( 'dashboard_primary', __( 'WordPress Events and News' ), 'wp_dashboard_events_news' );

	if ( is_network_admin() ) {

		/**
		 * Fires after core widgets for the Network Admin dashboard have been registered.
		 *
		 * @since 3.1.0
		 */
		do_action( 'wp_network_dashboard_setup' );

		/**
		 * Filters the list of widgets to load for the Network Admin dashboard.
		 *
		 * @since 3.1.0
		 *
		 * @param array $dashboard_widgets An array of dashboard widgets.
		 */
		$dashboard_widgets = apply_filters( 'wp_network_dashboard_widgets', array() );
	} elseif ( is_user_admin() ) {

		/**
		 * Fires after core widgets for the User Admin dashboard have been registered.
		 *
		 * @since 3.1.0
		 */
		do_action( 'wp_user_dashboard_setup' );

		/**
		 * Filters the list of widgets to load for the User Admin dashboard.
		 *
		 * @since 3.1.0
		 *
		 * @param array $dashboard_widgets An array of dashboard widgets.
		 */
		$dashboard_widgets = apply_filters( 'wp_user_dashboard_widgets', array() );
	} else {

		/**
		 * Fires after core widgets for the admin dashboard have been registered.
		 *
		 * @since 2.5.0
		 */
		do_action( 'wp_dashboard_setup' );

		/**
		 * Filters the list of widgets to load for the admin dashboard.
		 *
		 * @since 2.5.0
		 *
		 * @param array $dashboard_widgets An array of dashboard widgets.
		 */
		$dashboard_widgets = apply_filters( 'wp_dashboard_widgets', array() );
	}

	foreach ( $dashboard_widgets as $widget_id ) {
		$name = empty( $wp_registered_widgets[$widget_id]['all_link'] ) ? $wp_registered_widgets[$widget_id]['name'] : $wp_registered_widgets[$widget_id]['name'] . " <a href='{$wp_registered_widgets[$widget_id]['all_link']}' class='edit-box open-box'>" . __('View all') . '</a>';
		wp_add_dashboard_widget( $widget_id, $name, $wp_registered_widgets[$widget_id]['callback'], $wp_registered_widget_controls[$widget_id]['callback'] );
	}

	if ( 'POST' == $_SERVER['REQUEST_METHOD'] && isset($_POST['widget_id']) ) {
		check_admin_referer( 'edit-dashboard-widget_' . $_POST['widget_id'], 'dashboard-widget-nonce' );
		ob_start(); // hack - but the same hack wp-admin/widgets.php uses
		wp_dashboard_trigger_widget_control( $_POST['widget_id'] );
		ob_end_clean();
		wp_redirect( remove_query_arg( 'edit' ) );
		exit;
	}

	/** This action is documented in wp-admin/edit-form-advanced.php */
	do_action( 'do_meta_boxes', $screen->id, 'normal', '' );

	/** This action is documented in wp-admin/edit-form-advanced.php */
	do_action( 'do_meta_boxes', $screen->id, 'side', '' );
}

/**
 * Gets the community events data that needs to be passed to dashboard.js.
 *
 * @since 4.8.0
 *
 * @return array The script data.
 */
function wp_get_community_events_script_data() {
	require_once( ABSPATH . 'wp-admin/includes/class-wp-community-events.php' );

	$user_id       = get_current_user_id();
	$user_location = get_user_option( 'community-events-location', $user_id );
	$events_client = new WP_Community_Events( $user_id, $user_location );

	$script_data = array(
		'nonce' => wp_create_nonce( 'community_events' ),
		'cache' => $events_client->get_cached_events(),

		'l10n' => array(
			'enter_closest_city' => __( 'Enter your closest city to find nearby events.' ),
			'error_occurred_please_try_again' => __( 'An error occured. Please try again.' ),

			/*
			 * These specific examples were chosen to highlight the fact that a
			 * state is not needed, even for cities whose name is not unique.
			 * It would be too cumbersome to include that in the instructions
			 * to the user, so it's left as an implication.
			 */
			/* translators: %s is the name of the city we couldn't locate. Replace the examples with cities in your locale, but test that they match the expected location before including them. Use endonyms (native locale names) whenever possible. */
			'could_not_locate_city' => __( "We couldn't locate %s. Please try another nearby city. For example: Kansas City; Springfield; Portland." ),

			// This one is only used with wp.a11y.speak(), so it can/should be more brief.
			/* translators: %s is the name of a city. */
			'city_updated' => __( 'City updated. Listing events near %s.' ),
		)
	);

	return $script_data;
}

/**
 * Adds a new dashboard widget.
 *
 * @since 2.7.0
 *
 * @global array $wp_dashboard_control_callbacks
 *
 * @param string   $widget_id        Widget ID  (used in the 'id' attribute for the widget).
 * @param string   $widget_name      Title of the widget.
 * @param callable $callback         Function that fills the widget with the desired content.
 *                                   The function should echo its output.
 * @param callable $control_callback Optional. Function that outputs controls for the widget. Default null.
 * @param array    $callback_args    Optional. Data that should be set as the $args property of the widget array
 *                                   (which is the second parameter passed to your callback). Default null.
 */
function wp_add_dashboard_widget( $widget_id, $widget_name, $callback, $control_callback = null, $callback_args = null ) {
	$screen = get_current_screen();
	global $wp_dashboard_control_callbacks;

	$private_callback_args = array( '__widget_basename' => $widget_name );

	if ( is_null( $callback_args ) ) {
		$callback_args = $private_callback_args;
	} else if ( is_array( $callback_args ) ) {
		$callback_args = array_merge( $callback_args, $private_callback_args );
	}

	if ( $control_callback && current_user_can( 'edit_dashboard' ) && is_callable( $control_callback ) ) {
		$wp_dashboard_control_callbacks[$widget_id] = $control_callback;
		if ( isset( $_GET['edit'] ) && $widget_id == $_GET['edit'] ) {
			list($url) = explode( '#', add_query_arg( 'edit', false ), 2 );
			$widget_name .= ' <span class="postbox-title-action"><a href="' . esc_url( $url ) . '">' . __( 'Cancel' ) . '</a></span>';
			$callback = '_wp_dashboard_control_callback';
		} else {
			list($url) = explode( '#', add_query_arg( 'edit', $widget_id ), 2 );
			$widget_name .= ' <span class="postbox-title-action"><a href="' . esc_url( "$url#$widget_id" ) . '" class="edit-box open-box">' . __( 'Configure' ) . '</a></span>';
		}
	}

	$side_widgets = array( 'dashboard_quick_press', 'dashboard_primary' );

	$location = 'normal';
	if ( in_array($widget_id, $side_widgets) )
		$location = 'side';

	$priority = 'core';
	if ( 'dashboard_browser_nag' === $widget_id )
		$priority = 'high';

	add_meta_box( $widget_id, $widget_name, $callback, $screen, $location, $priority, $callback_args );
}

/**
 * Outputs controls for the current dashboard widget.
 *
 * @access private
 * @since 2.7.0
 *
 * @param mixed $dashboard
 * @param array $meta_box
 */
function _wp_dashboard_control_callback( $dashboard, $meta_box ) {
	echo '<form method="post" class="dashboard-widget-control-form wp-clearfix">';
	wp_dashboard_trigger_widget_control( $meta_box['id'] );
	wp_nonce_field( 'edit-dashboard-widget_' . $meta_box['id'], 'dashboard-widget-nonce' );
	echo '<input type="hidden" name="widget_id" value="' . esc_attr($meta_box['id']) . '" />';
	submit_button( __('Submit') );
	echo '</form>';
}

/**
 * Displays the dashboard.
 *
 * @since 2.5.0
 */
function wp_dashboard() {
	$screen = get_current_screen();
	$columns = absint( $screen->get_columns() );
	$columns_css = '';
	if ( $columns ) {
		$columns_css = " columns-$columns";
	}

?>
<div id="dashboard-widgets" class="metabox-holder<?php echo $columns_css; ?>">
	<div id="postbox-container-1" class="postbox-container">
	<?php do_meta_boxes( $screen->id, 'normal', '' ); ?>
	</div>
	<div id="postbox-container-2" class="postbox-container">
	<?php do_meta_boxes( $screen->id, 'side', '' ); ?>
	</div>
	<div id="postbox-container-3" class="postbox-container">
	<?php do_meta_boxes( $screen->id, 'column3', '' ); ?>
	</div>
	<div id="postbox-container-4" class="postbox-container">
	<?php do_meta_boxes( $screen->id, 'column4', '' ); ?>
	</div>
</div>

<?php
	wp_nonce_field( 'closedpostboxes', 'closedpostboxesnonce', false );
	wp_nonce_field( 'meta-box-order', 'meta-box-order-nonce', false );

}

//
// Dashboard Widgets
//

/**
 * Dashboard widget that displays some basic stats about the site.
 *
 * Formerly 'Right Now'. A streamlined 'At a Glance' as of 3.8.
 *
 * @since 2.7.0
 */
function wp_dashboard_right_now() {
?>
	<div class="main">
	<ul>
	<?php
	// Posts and Pages
	foreach ( array( 'post', 'page' ) as $post_type ) {
		$num_posts = wp_count_posts( $post_type );
		if ( $num_posts && $num_posts->publish ) {
			if ( 'post' == $post_type ) {
				$text = _n( '%s Post', '%s Posts', $num_posts->publish );
			} else {
				$text = _n( '%s Page', '%s Pages', $num_posts->publish );
			}
			$text = sprintf( $text, number_format_i18n( $num_posts->publish ) );
			$post_type_object = get_post_type_object( $post_type );
			if ( $post_type_object && current_user_can( $post_type_object->cap->edit_posts ) ) {
				printf( '<li class="%1$s-count"><a href="edit.php?post_type=%1$s">%2$s</a></li>', $post_type, $text );
			} else {
				printf( '<li class="%1$s-count"><span>%2$s</span></li>', $post_type, $text );
			}

		}
	}
	// Comments
	$num_comm = wp_count_comments();
	if ( $num_comm && ( $num_comm->approved || $num_comm->moderated ) ) {
		$text = sprintf( _n( '%s Comment', '%s Comments', $num_comm->approved ), number_format_i18n( $num_comm->approved ) );
		?>
		<li class="comment-count"><a href="edit-comments.php"><?php echo $text; ?></a></li>
		<?php
		$moderated_comments_count_i18n = number_format_i18n( $num_comm->moderated );
		/* translators: Number of comments in moderation */
		$text = sprintf( _nx( '%s in moderation', '%s in moderation', $num_comm->moderated, 'comments' ), $moderated_comments_count_i18n );
		/* translators: Number of comments in moderation */
		$aria_label = sprintf( _nx( '%s comment in moderation', '%s comments in moderation', $num_comm->moderated, 'comments' ), $moderated_comments_count_i18n );
		?>
		<li class="comment-mod-count<?php
			if ( ! $num_comm->moderated ) {
				echo ' hidden';
			}
		?>"><a href="edit-comments.php?comment_status=moderated" aria-label="<?php esc_attr_e( $aria_label ); ?>"><?php echo $text; ?></a></li>
		<?php
	}

	/**
	 * Filters the array of extra elements to list in the 'At a Glance'
	 * dashboard widget.
	 *
	 * Prior to 3.8.0, the widget was named 'Right Now'. Each element
	 * is wrapped in list-item tags on output.
	 *
	 * @since 3.8.0
	 *
	 * @param array $items Array of extra 'At a Glance' widget items.
	 */
	$elements = apply_filters( 'dashboard_glance_items', array() );

	if ( $elements ) {
		echo '<li>' . implode( "</li>\n<li>", $elements ) . "</li>\n";
	}

	?>
	</ul>
	<?php
	update_right_now_message();

	// Check if search engines are asked not to index this site.
	if ( ! is_network_admin() && ! is_user_admin() && current_user_can( 'manage_options' ) && '0' == get_option( 'blog_public' ) ) {

		/**
		 * Filters the link title attribute for the 'Search Engines Discouraged'
		 * message displayed in the 'At a Glance' dashboard widget.
		 *
		 * Prior to 3.8.0, the widget was named 'Right Now'.
		 *
		 * @since 3.0.0
		 * @since 4.5.0 The default for `$title` was updated to an empty string.
		 *
		 * @param string $title Default attribute text.
		 */
		$title = apply_filters( 'privacy_on_link_title', '' );

		/**
		 * Filters the link label for the 'Search Engines Discouraged' message
		 * displayed in the 'At a Glance' dashboard widget.
		 *
		 * Prior to 3.8.0, the widget was named 'Right Now'.
		 *
		 * @since 3.0.0
		 *
		 * @param string $content Default text.
		 */
		$content = apply_filters( 'privacy_on_link_text' , __( 'Search Engines Discouraged' ) );
		$title_attr = '' === $title ? '' : " title='$title'";

		echo "<p><a href='options-reading.php'$title_attr>$content</a></p>";
	}
	?>
	</div>
	<?php
	/*
	 * activity_box_end has a core action, but only prints content when multisite.
	 * Using an output buffer is the only way to really check if anything's displayed here.
	 */
	ob_start();

	/**
	 * Fires at the end of the 'At a Glance' dashboard widget.
	 *
	 * Prior to 3.8.0, the widget was named 'Right Now'.
	 *
	 * @since 2.5.0
	 */
	do_action( 'rightnow_end' );

	/**
	 * Fires at the end of the 'At a Glance' dashboard widget.
	 *
	 * Prior to 3.8.0, the widget was named 'Right Now'.
	 *
	 * @since 2.0.0
	 */
	do_action( 'activity_box_end' );

	$actions = ob_get_clean();

	if ( !empty( $actions ) ) : ?>
	<div class="sub">
		<?php echo $actions; ?>
	</div>
	<?php endif;
}

/**
 * @since 3.1.0
 */
function wp_network_dashboard_right_now() {
	$actions = array();
	if ( current_user_can('create_sites') )
		$actions['create-site'] = '<a href="' . network_admin_url('site-new.php') . '">' . __( 'Create a New Site' ) . '</a>';
	if ( current_user_can('create_users') )
		$actions['create-user'] = '<a href="' . network_admin_url('user-new.php') . '">' . __( 'Create a New User' ) . '</a>';

	$c_users = get_user_count();
	$c_blogs = get_blog_count();

	/* translators: 1: Number of users on the network */
	$user_text = sprintf( _n( '%s user', '%s users', $c_users ), number_format_i18n( $c_users ) );
	/* translators: 1: Number of sites on the network */
	$blog_text = sprintf( _n( '%s site', '%s sites', $c_blogs ), number_format_i18n( $c_blogs ) );

	/* translators: 1: Text indicating the number of sites on the network, 2: Text indicating the number of users on the network */
	$sentence = sprintf( __( 'You have %1$s and %2$s.' ), $blog_text, $user_text );

	if ( $actions ) {
		echo '<ul class="subsubsub">';
		foreach ( $actions as $class => $action ) {
			 $actions[ $class ] = "\t<li class='$class'>$action";
		}
		echo implode( " |</li>\n", $actions ) . "</li>\n";
		echo '</ul>';
	}
?>
	<br class="clear" />

	<p class="youhave"><?php echo $sentence; ?></p>


	<?php
		/**
		 * Fires in the Network Admin 'Right Now' dashboard widget
		 * just before the user and site search form fields.
		 *
		 * @since MU
		 *
		 * @param null $unused
		 */
		do_action( 'wpmuadminresult', '' );
	?>

	<form action="<?php echo network_admin_url('users.php'); ?>" method="get">
		<p>
			<label class="screen-reader-text" for="search-users"><?php _e( 'Search Users' ); ?></label>
			<input type="search" name="s" value="" size="30" autocomplete="off" id="search-users"/>
			<?php submit_button( __( 'Search Users' ), '', false, false, array( 'id' => 'submit_users' ) ); ?>
		</p>
	</form>

	<form action="<?php echo network_admin_url('sites.php'); ?>" method="get">
		<p>
			<label class="screen-reader-text" for="search-sites"><?php _e( 'Search Sites' ); ?></label>
			<input type="search" name="s" value="" size="30" autocomplete="off" id="search-sites"/>
			<?php submit_button( __( 'Search Sites' ), '', false, false, array( 'id' => 'submit_sites' ) ); ?>
		</p>
	</form>
<?php
	/**
	 * Fires at the end of the 'Right Now' widget in the Network Admin dashboard.
	 *
	 * @since MU
	 */
	do_action( 'mu_rightnow_end' );

	/**
	 * Fires at the end of the 'Right Now' widget in the Network Admin dashboard.
	 *
	 * @since MU
	 */
	do_action( 'mu_activity_box_end' );
}

/**
 * The Quick Draft widget display and creation of drafts.
 *
 * @since 3.8.0
 *
 * @global int $post_ID
 *
 * @param string $error_msg Optional. Error message. Default false.
 */
function wp_dashboard_quick_press( $error_msg = false ) {
	global $post_ID;

	if ( ! current_user_can( 'edit_posts' ) ) {
		return;
	}

	/* Check if a new auto-draft (= no new post_ID) is needed or if the old can be used */
	$last_post_id = (int) get_user_option( 'dashboard_quick_press_last_post_id' ); // Get the last post_ID
	if ( $last_post_id ) {
		$post = get_post( $last_post_id );
		if ( empty( $post ) || $post->post_status != 'auto-draft' ) { // auto-draft doesn't exists anymore
			$post = get_default_post_to_edit( 'post', true );
			update_user_option( get_current_user_id(), 'dashboard_quick_press_last_post_id', (int) $post->ID ); // Save post_ID
		} else {
			$post->post_title = ''; // Remove the auto draft title
		}
	} else {
		$post = get_default_post_to_edit( 'post' , true);
		$user_id = get_current_user_id();
		// Don't create an option if this is a super admin who does not belong to this site.
		if ( in_array( get_current_blog_id(), array_keys( get_blogs_of_user( $user_id ) ) ) )
			update_user_option( $user_id, 'dashboard_quick_press_last_post_id', (int) $post->ID ); // Save post_ID
	}

	$post_ID = (int) $post->ID;
?>

	<form name="post" action="<?php echo esc_url( admin_url( 'post.php' ) ); ?>" method="post" id="quick-press" class="initial-form hide-if-no-js">

		<?php if ( $error_msg ) : ?>
		<div class="error"><?php echo $error_msg; ?></div>
		<?php endif; ?>

		<div class="input-text-wrap" id="title-wrap">
			<label class="screen-reader-text prompt" for="title" id="title-prompt-text">

				<?php
				/** This filter is documented in wp-admin/edit-form-advanced.php */
				echo apply_filters( 'enter_title_here', __( 'Title' ), $post );
				?>
			</label>
			<input type="text" name="post_title" id="title" autocomplete="off" />
		</div>

		<div class="textarea-wrap" id="description-wrap">
			<label class="screen-reader-text prompt" for="content" id="content-prompt-text"><?php _e( 'What&#8217;s on your mind?' ); ?></label>
			<textarea name="content" id="content" class="mceEditor" rows="3" cols="15" autocomplete="off"></textarea>
		</div>

		<p class="submit">
			<input type="hidden" name="action" id="quickpost-action" value="post-quickdraft-save" />
			<input type="hidden" name="post_ID" value="<?php echo $post_ID; ?>" />
			<input type="hidden" name="post_type" value="post" />
			<?php wp_nonce_field( 'add-post' ); ?>
			<?php submit_button( __( 'Save Draft' ), 'primary', 'save', false, array( 'id' => 'save-post' ) ); ?>
			<br class="clear" />
		</p>

	</form>
	<?php
	wp_dashboard_recent_drafts();
}

/**
 * Show recent drafts of the user on the dashboard.
 *
 * @since 2.7.0
 *
 * @param array $drafts
 */
function wp_dashboard_recent_drafts( $drafts = false ) {
	if ( ! $drafts ) {
		$query_args = array(
			'post_type'      => 'post',
			'post_status'    => 'draft',
			'author'         => get_current_user_id(),
			'posts_per_page' => 4,
			'orderby'        => 'modified',
			'order'          => 'DESC'
		);

		/**
		 * Filters the post query arguments for the 'Recent Drafts' dashboard widget.
		 *
		 * @since 4.4.0
		 *
		 * @param array $query_args The query arguments for the 'Recent Drafts' dashboard widget.
		 */
		$query_args = apply_filters( 'dashboard_recent_drafts_query_args', $query_args );

		$drafts = get_posts( $query_args );
		if ( ! $drafts ) {
			return;
 		}
 	}

	echo '<div class="drafts">';
	if ( count( $drafts ) > 3 ) {
		echo '<p class="view-all"><a href="' . esc_url( admin_url( 'edit.php?post_status=draft' ) ) . '" aria-label="' . __( 'View all drafts' ) . '">' . _x( 'View all', 'drafts' ) . "</a></p>\n";
 	}
	echo '<h2 class="hide-if-no-js">' . __( 'Drafts' ) . "</h2>\n<ul>";

	$drafts = array_slice( $drafts, 0, 3 );
	foreach ( $drafts as $draft ) {
		$url = get_edit_post_link( $draft->ID );
		$title = _draft_or_post_title( $draft->ID );
		echo "<li>\n";
		/* translators: %s: post title */
		echo '<div class="draft-title"><a href="' . esc_url( $url ) . '" aria-label="' . esc_attr( sprintf( __( 'Edit &#8220;%s&#8221;' ), $title ) ) . '">' . esc_html( $title ) . '</a>';
		echo '<time datetime="' . get_the_time( 'c', $draft ) . '">' . get_the_time( __( 'F j, Y' ), $draft ) . '</time></div>';
		if ( $the_content = wp_trim_words( $draft->post_content, 10 ) ) {
			echo '<p>' . $the_content . '</p>';
 		}
		echo "</li>\n";
 	}
	echo "</ul>\n</div>";
}

/**
 * Outputs a row for the Recent Comments widget.
 *
 * @access private
 * @since 2.7.0
 *
 * @global WP_Comment $comment
 *
 * @param WP_Comment $comment   The current comment.
 * @param bool       $show_date Optional. Whether to display the date.
 */
function _wp_dashboard_recent_comments_row( &$comment, $show_date = true ) {
	$GLOBALS['comment'] = clone $comment;

	if ( $comment->comment_post_ID > 0 ) {

		$comment_post_title = _draft_or_post_title( $comment->comment_post_ID );
		$comment_post_url = get_the_permalink( $comment->comment_post_ID );
		$comment_post_link = "<a href='$comment_post_url'>$comment_post_title</a>";
	} else {
		$comment_post_link = '';
	}

	$actions_string = '';
	if ( current_user_can( 'edit_comment', $comment->comment_ID ) ) {
		// Pre-order it: Approve | Reply | Edit | Spam | Trash.
		$actions = array(
			'approve' => '', 'unapprove' => '',
			'reply' => '',
			'edit' => '',
			'spam' => '',
			'trash' => '', 'delete' => '',
			'view' => '',
		);

		$del_nonce = esc_html( '_wpnonce=' . wp_create_nonce( "delete-comment_$comment->comment_ID" ) );
		$approve_nonce = esc_html( '_wpnonce=' . wp_create_nonce( "approve-comment_$comment->comment_ID" ) );

		$approve_url = esc_url( "comment.php?action=approvecomment&p=$comment->comment_post_ID&c=$comment->comment_ID&$approve_nonce" );
		$unapprove_url = esc_url( "comment.php?action=unapprovecomment&p=$comment->comment_post_ID&c=$comment->comment_ID&$approve_nonce" );
		$spam_url = esc_url( "comment.php?action=spamcomment&p=$comment->comment_post_ID&c=$comment->comment_ID&$del_nonce" );
		$trash_url = esc_url( "comment.php?action=trashcomment&p=$comment->comment_post_ID&c=$comment->comment_ID&$del_nonce" );
		$delete_url = esc_url( "comment.php?action=deletecomment&p=$comment->comment_post_ID&c=$comment->comment_ID&$del_nonce" );

		$actions['approve'] = "<a href='$approve_url' data-wp-lists='dim:the-comment-list:comment-$comment->comment_ID:unapproved:e7e7d3:e7e7d3:new=approved' class='vim-a' aria-label='" . esc_attr__( 'Approve this comment' ) . "'>" . __( 'Approve' ) . '</a>';
		$actions['unapprove'] = "<a href='$unapprove_url' data-wp-lists='dim:the-comment-list:comment-$comment->comment_ID:unapproved:e7e7d3:e7e7d3:new=unapproved' class='vim-u' aria-label='" . esc_attr__( 'Unapprove this comment' ) . "'>" . __( 'Unapprove' ) . '</a>';
		$actions['edit'] = "<a href='comment.php?action=editcomment&amp;c={$comment->comment_ID}' aria-label='" . esc_attr__( 'Edit this comment' ) . "'>". __( 'Edit' ) . '</a>';
		$actions['reply'] = '<a onclick="window.commentReply && commentReply.open(\'' . $comment->comment_ID . '\',\''.$comment->comment_post_ID.'\');return false;" class="vim-r hide-if-no-js" aria-label="' . esc_attr__( 'Reply to this comment' ) . '" href="#">' . __( 'Reply' ) . '</a>';
		$actions['spam'] = "<a href='$spam_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID::spam=1' class='vim-s vim-destructive' aria-label='" . esc_attr__( 'Mark this comment as spam' ) . "'>" . /* translators: mark as spam link */ _x( 'Spam', 'verb' ) . '</a>';

		if ( ! EMPTY_TRASH_DAYS ) {
			$actions['delete'] = "<a href='$delete_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID::trash=1' class='delete vim-d vim-destructive' aria-label='" . esc_attr__( 'Delete this comment permanently' ) . "'>" . __( 'Delete Permanently' ) . '</a>';
		} else {
			$actions['trash'] = "<a href='$trash_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID::trash=1' class='delete vim-d vim-destructive' aria-label='" . esc_attr__( 'Move this comment to the Trash' ) . "'>" . _x( 'Trash', 'verb' ) . '</a>';
		}

		$actions['view'] = '<a class="comment-link" href="' . esc_url( get_comment_link( $comment ) ) . '" aria-label="' . esc_attr__( 'View this comment' ) . '">' . __( 'View' ) . '</a>';

		/**
		 * Filters the action links displayed for each comment in the 'Recent Comments'
		 * dashboard widget.
		 *
		 * @since 2.6.0
		 *
		 * @param array      $actions An array of comment actions. Default actions include:
		 *                            'Approve', 'Unapprove', 'Edit', 'Reply', 'Spam',
		 *                            'Delete', and 'Trash'.
		 * @param WP_Comment $comment The comment object.
		 */
		$actions = apply_filters( 'comment_row_actions', array_filter($actions), $comment );

		$i = 0;
		foreach ( $actions as $action => $link ) {
			++$i;
			( ( ('approve' == $action || 'unapprove' == $action) && 2 === $i ) || 1 === $i ) ? $sep = '' : $sep = ' | ';

			// Reply and quickedit need a hide-if-no-js span
			if ( 'reply' == $action || 'quickedit' == $action ) {
				$action .= ' hide-if-no-js';
			}

			if ( 'view' === $action && '1' !== $comment->comment_approved ) {
				$action .= ' hidden';
			}
			$actions_string .= "<span class='$action'>$sep$link</span>";
		}
	}
?>

		<li id="comment-<?php echo $comment->comment_ID; ?>" <?php comment_class( array( 'comment-item', wp_get_comment_status( $comment ) ), $comment ); ?>>

			<?php echo get_avatar( $comment, 50, 'mystery' ); ?>

			<?php if ( !$comment->comment_type || 'comment' == $comment->comment_type ) : ?>

			<div class="dashboard-comment-wrap has-row-actions">
			<p class="comment-meta">
			<?php
				// Comments might not have a post they relate to, e.g. programmatically created ones.
				if ( $comment_post_link ) {
					printf(
						/* translators: 1: comment author, 2: post link, 3: notification if the comment is pending */
						__( 'From %1$s on %2$s %3$s' ),
						'<cite class="comment-author">' . get_comment_author_link( $comment ) . '</cite>',
						$comment_post_link,
						'<span class="approve">' . __( '[Pending]' ) . '</span>'
					);
				} else {
					printf(
						/* translators: 1: comment author, 2: notification if the comment is pending */
						__( 'From %1$s %2$s' ),
						'<cite class="comment-author">' . get_comment_author_link( $comment ) . '</cite>',
						'<span class="approve">' . __( '[Pending]' ) . '</span>'
					);
				}
			?>
			</p>

			<?php
			else :
				switch ( $comment->comment_type ) {
					case 'pingback' :
						$type = __( 'Pingback' );
						break;
					case 'trackback' :
						$type = __( 'Trackback' );
						break;
					default :
						$type = ucwords( $comment->comment_type );
				}
				$type = esc_html( $type );
			?>
			<div class="dashboard-comment-wrap has-row-actions">
			<p class="comment-meta">
			<?php
				// Pingbacks, Trackbacks or custom comment types might not have a post they relate to, e.g. programmatically created ones.
				if ( $comment_post_link ) {
					printf(
						/* translators: 1: type of comment, 2: post link, 3: notification if the comment is pending */
						_x( '%1$s on %2$s %3$s', 'dashboard' ),
						"<strong>$type</strong>",
						$comment_post_link,
						'<span class="approve">' . __( '[Pending]' ) . '</span>'
					);
				} else {
					printf(
						/* translators: 1: type of comment, 2: notification if the comment is pending */
						_x( '%1$s %2$s', 'dashboard' ),
						"<strong>$type</strong>",
						'<span class="approve">' . __( '[Pending]' ) . '</span>'
					);
				}
			?>
			</p>
			<p class="comment-author"><?php comment_author_link( $comment ); ?></p>

			<?php endif; // comment_type ?>
			<blockquote><p><?php comment_excerpt( $comment ); ?></p></blockquote>
			<?php if ( $actions_string ) : ?>
			<p class="row-actions"><?php echo $actions_string; ?></p>
			<?php endif; ?>
			</div>
		</li>
<?php
	$GLOBALS['comment'] = null;
}

/**
 * Callback function for Activity widget.
 *
 * @since 3.8.0
 */
function wp_dashboard_site_activity() {

	echo '<div id="activity-widget">';

	$future_posts = wp_dashboard_recent_posts( array(
		'max'     => 5,
		'status'  => 'future',
		'order'   => 'ASC',
		'title'   => __( 'Publishing Soon' ),
		'id'      => 'future-posts',
	) );
	$recent_posts = wp_dashboard_recent_posts( array(
		'max'     => 5,
		'status'  => 'publish',
		'order'   => 'DESC',
		'title'   => __( 'Recently Published' ),
		'id'      => 'published-posts',
	) );

	$recent_comments = wp_dashboard_recent_comments();

	if ( !$future_posts && !$recent_posts && !$recent_comments ) {
		echo '<div class="no-activity">';
		echo '<p class="smiley" aria-hidden="true"></p>';
		echo '<p>' . __( 'No activity yet!' ) . '</p>';
		echo '</div>';
	}

	echo '</div>';
}

/**
 * Generates Publishing Soon and Recently Published sections.
 *
 * @since 3.8.0
 *
 * @param array $args {
 *     An array of query and display arguments.
 *
 *     @type int    $max     Number of posts to display.
 *     @type string $status  Post status.
 *     @type string $order   Designates ascending ('ASC') or descending ('DESC') order.
 *     @type string $title   Section title.
 *     @type string $id      The container id.
 * }
 * @return bool False if no posts were found. True otherwise.
 */
function wp_dashboard_recent_posts( $args ) {
	$query_args = array(
		'post_type'      => 'post',
		'post_status'    => $args['status'],
		'orderby'        => 'date',
		'order'          => $args['order'],
		'posts_per_page' => intval( $args['max'] ),
		'no_found_rows'  => true,
		'cache_results'  => false,
		'perm'           => ( 'future' === $args['status'] ) ? 'editable' : 'readable',
	);

	/**
	 * Filters the query arguments used for the Recent Posts widget.
	 *
	 * @since 4.2.0
	 *
	 * @param array $query_args The arguments passed to WP_Query to produce the list of posts.
	 */
	$query_args = apply_filters( 'dashboard_recent_posts_query_args', $query_args );
	$posts = new WP_Query( $query_args );

	if ( $posts->have_posts() ) {

		echo '<div id="' . $args['id'] . '" class="activity-block">';

		echo '<h3>' . $args['title'] . '</h3>';

		echo '<ul>';

		$today    = date( 'Y-m-d', current_time( 'timestamp' ) );
		$tomorrow = date( 'Y-m-d', strtotime( '+1 day', current_time( 'timestamp' ) ) );

		while ( $posts->have_posts() ) {
			$posts->the_post();

			$time = get_the_time( 'U' );
			if ( date( 'Y-m-d', $time ) == $today ) {
				$relative = __( 'Today' );
			} elseif ( date( 'Y-m-d', $time ) == $tomorrow ) {
				$relative = __( 'Tomorrow' );
			} elseif ( date( 'Y', $time ) !== date( 'Y', current_time( 'timestamp' ) ) ) {
				/* translators: date and time format for recent posts on the dashboard, from a different calendar year, see https://secure.php.net/date */
				$relative = date_i18n( __( 'M jS Y' ), $time );
			} else {
				/* translators: date and time format for recent posts on the dashboard, see https://secure.php.net/date */
				$relative = date_i18n( __( 'M jS' ), $time );
			}

			// Use the post edit link for those who can edit, the permalink otherwise.
			$recent_post_link = current_user_can( 'edit_post', get_the_ID() ) ? get_edit_post_link() : get_permalink();

			$draft_or_post_title = _draft_or_post_title();
			printf(
				'<li><span>%1$s</span> <a href="%2$s" aria-label="%3$s">%4$s</a></li>',
				/* translators: 1: relative date, 2: time */
				sprintf( _x( '%1$s, %2$s', 'dashboard' ), $relative, get_the_time() ),
				$recent_post_link,
				/* translators: %s: post title */
				esc_attr( sprintf( __( 'Edit &#8220;%s&#8221;' ), $draft_or_post_title ) ),
				$draft_or_post_title
			);
		}

		echo '</ul>';
		echo '</div>';

	} else {
		return false;
	}

	wp_reset_postdata();

	return true;
}

/**
 * Show Comments section.
 *
 * @since 3.8.0
 *
 * @param int $total_items Optional. Number of comments to query. Default 5.
 * @return bool False if no comments were found. True otherwise.
 */
function wp_dashboard_recent_comments( $total_items = 5 ) {
	// Select all comment types and filter out spam later for better query performance.
	$comments = array();

	$comments_query = array(
		'number' => $total_items * 5,
		'offset' => 0
	);
	if ( ! current_user_can( 'edit_posts' ) )
		$comments_query['status'] = 'approve';

	while ( count( $comments ) < $total_items && $possible = get_comments( $comments_query ) ) {
		if ( ! is_array( $possible ) ) {
			break;
		}
		foreach ( $possible as $comment ) {
			if ( ! current_user_can( 'read_post', $comment->comment_post_ID ) )
				continue;
			$comments[] = $comment;
			if ( count( $comments ) == $total_items )
				break 2;
		}
		$comments_query['offset'] += $comments_query['number'];
		$comments_query['number'] = $total_items * 10;
	}

	if ( $comments ) {
		echo '<div id="latest-comments" class="activity-block">';
		echo '<h3>' . __( 'Recent Comments' ) . '</h3>';

		echo '<ul id="the-comment-list" data-wp-lists="list:comment">';
		foreach ( $comments as $comment )
			_wp_dashboard_recent_comments_row( $comment );
		echo '</ul>';

		if ( current_user_can( 'edit_posts' ) ) {
			echo '<h3 class="screen-reader-text">' . __( 'View more comments' ) . '</h3>';
			_get_list_table( 'WP_Comments_List_Table' )->views();
		}

		wp_comment_reply( -1, false, 'dashboard', false );
		wp_comment_trashnotice();

		echo '</div>';
	} else {
		return false;
	}
	return true;
}

/**
 * Display generic dashboard RSS widget feed.
 *
 * @since 2.5.0
 *
 * @param string $widget_id
 */
function wp_dashboard_rss_output( $widget_id ) {
	$widgets = get_option( 'dashboard_widget_options' );
	echo '<div class="rss-widget">';
	wp_widget_rss_output( $widgets[ $widget_id ] );
	echo "</div>";
}

/**
 * Checks to see if all of the feed url in $check_urls are cached.
 *
 * If $check_urls is empty, look for the rss feed url found in the dashboard
 * widget options of $widget_id. If cached, call $callback, a function that
 * echoes out output for this widget. If not cache, echo a "Loading..." stub
 * which is later replaced by Ajax call (see top of /wp-admin/index.php)
 *
 * @since 2.5.0
 *
 * @param string $widget_id
 * @param callable $callback
 * @param array $check_urls RSS feeds
 * @return bool False on failure. True on success.
 */
function wp_dashboard_cached_rss_widget( $widget_id, $callback, $check_urls = array() ) {
	$loading = '<p class="widget-loading hide-if-no-js">' . __( 'Loading&#8230;' ) . '</p><div class="hide-if-js notice notice-error inline"><p>' . __( 'This widget requires JavaScript.' ) . '</p></div>';
	$doing_ajax = wp_doing_ajax();

	if ( empty($check_urls) ) {
		$widgets = get_option( 'dashboard_widget_options' );
		if ( empty($widgets[$widget_id]['url']) && ! $doing_ajax ) {
			echo $loading;
			return false;
		}
		$check_urls = array( $widgets[$widget_id]['url'] );
	}

	$locale = get_locale();
	$cache_key = 'dash_' . md5( $widget_id . '_' . $locale );
	if ( false !== ( $output = get_transient( $cache_key ) ) ) {
		echo $output;
		return true;
	}

	if ( ! $doing_ajax ) {
		echo $loading;
		return false;
	}

	if ( $callback && is_callable( $callback ) ) {
		$args = array_slice( func_get_args(), 3 );
		array_unshift( $args, $widget_id, $check_urls );
		ob_start();
		call_user_func_array( $callback, $args );
		set_transient( $cache_key, ob_get_flush(), 12 * HOUR_IN_SECONDS ); // Default lifetime in cache of 12 hours (same as the feeds)
	}

	return true;
}

//
// Dashboard Widgets Controls
//

/**
 * Calls widget control callback.
 *
 * @since 2.5.0
 *
 * @global array $wp_dashboard_control_callbacks
 *
 * @param int $widget_control_id Registered Widget ID.
 */
function wp_dashboard_trigger_widget_control( $widget_control_id = false ) {
	global $wp_dashboard_control_callbacks;

	if ( is_scalar($widget_control_id) && $widget_control_id && isset($wp_dashboard_control_callbacks[$widget_control_id]) && is_callable($wp_dashboard_control_callbacks[$widget_control_id]) ) {
		call_user_func( $wp_dashboard_control_callbacks[$widget_control_id], '', array( 'id' => $widget_control_id, 'callback' => $wp_dashboard_control_callbacks[$widget_control_id] ) );
	}
}

/**
 * The RSS dashboard widget control.
 *
 * Sets up $args to be used as input to wp_widget_rss_form(). Handles POST data
 * from RSS-type widgets.
 *
 * @since 2.5.0
 *
 * @param string $widget_id
 * @param array $form_inputs
 */
function wp_dashboard_rss_control( $widget_id, $form_inputs = array() ) {
	if ( !$widget_options = get_option( 'dashboard_widget_options' ) )
		$widget_options = array();

	if ( !isset($widget_options[$widget_id]) )
		$widget_options[$widget_id] = array();

	$number = 1; // Hack to use wp_widget_rss_form()
	$widget_options[$widget_id]['number'] = $number;

	if ( 'POST' == $_SERVER['REQUEST_METHOD'] && isset($_POST['widget-rss'][$number]) ) {
		$_POST['widget-rss'][$number] = wp_unslash( $_POST['widget-rss'][$number] );
		$widget_options[$widget_id] = wp_widget_rss_process( $_POST['widget-rss'][$number] );
		$widget_options[$widget_id]['number'] = $number;

		// Title is optional. If black, fill it if possible.
		if ( !$widget_options[$widget_id]['title'] && isset($_POST['widget-rss'][$number]['title']) ) {
			$rss = fetch_feed($widget_options[$widget_id]['url']);
			if ( is_wp_error($rss) ) {
				$widget_options[$widget_id]['title'] = htmlentities(__('Unknown Feed'));
			} else {
				$widget_options[$widget_id]['title'] = htmlentities(strip_tags($rss->get_title()));
				$rss->__destruct();
				unset($rss);
			}
		}
		update_option( 'dashboard_widget_options', $widget_options );
		$cache_key = 'dash_' . md5( $widget_id );
		delete_transient( $cache_key );
	}

	wp_widget_rss_form( $widget_options[$widget_id], $form_inputs );
}


/**
 * Renders the Events and News dashboard widget.
 *
 * @since 4.8.0
 */
function wp_dashboard_events_news() {
	wp_print_community_events_markup();

	?>

	<div class="wordpress-news hide-if-no-js">
		<?php wp_dashboard_primary(); ?>
	</div>

	<p class="community-events-footer">
		<?php
			printf(
				'<a href="%1$s" target="_blank">%2$s <span class="screen-reader-text">%3$s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a>',
				'https://make.wordpress.org/community/meetups-landing-page',
				__( 'Meetups' ),
				/* translators: accessibility text */
				__( '(opens in a new window)' )
			);
		?>

		|

		<?php
			printf(
				'<a href="%1$s" target="_blank">%2$s <span class="screen-reader-text">%3$s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a>',
				'https://central.wordcamp.org/schedule/',
				__( 'WordCamps' ),
				/* translators: accessibility text */
				__( '(opens in a new window)' )
			);
		?>

		|

		<?php
			printf(
				'<a href="%1$s" target="_blank">%2$s <span class="screen-reader-text">%3$s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a>',
				/* translators: If a Rosetta site exists (e.g. https://es.wordpress.org/news/), then use that. Otherwise, leave untranslated. */
				esc_url( __( 'https://wordpress.org/news/' ) ),
				__( 'News' ),
				/* translators: accessibility text */
				__( '(opens in a new window)' )
			);
		?>
	</p>

	<?php
}

/**
 * Prints the markup for the Community Events section of the Events and News Dashboard widget.
 *
 * @since 4.8.0
 */
function wp_print_community_events_markup() {
	$script_data = wp_get_community_events_script_data();

	?>

	<div class="community-events-errors notice notice-error inline hide-if-js">
		<p class="hide-if-js">
			<?php _e( 'This widget requires JavaScript.'); ?>
		</p>

		<p class="community-events-error-occurred" aria-hidden="true">
			<?php echo $script_data['l10n']['error_occurred_please_try_again']; ?>
		</p>

		<p class="community-events-could-not-locate" aria-hidden="true"></p>
	</div>

	<div class="community-events-loading hide-if-no-js">
		<?php _e( 'Loading&hellip;'); ?>
	</div>

	<?php
	/*
	 * Hide the main element when the page first loads, because the content
	 * won't be ready until wp.communityEvents.renderEventsTemplate() has run.
	 */
	?>
	<div id="community-events" class="community-events" aria-hidden="true">
		<div class="activity-block">
			<p>
				<span id="community-events-location-message"></span>

				<button class="button-link community-events-toggle-location" aria-label="<?php _e( 'Edit city'); ?>" aria-expanded="false">
					<span class="dashicons dashicons-edit"></span>
				</button>
			</p>

			<form class="community-events-form" aria-hidden="true" action="<?php echo esc_url( admin_url( 'admin-ajax.php' ) ); ?>" method="post">
				<label for="community-events-location">
					<?php _e( 'City:' ); ?>
				</label>
				<?php /* translators: Replace with the name of a city in your locale that shows events. Use only the city name itself, without any region or country. Use the endonym instead of the English name. */ ?>
				<input id="community-events-location" class="regular-text" type="text" name="community-events-location" placeholder="<?php _e( 'Cincinnati' ); ?>" />

				<?php submit_button( __( 'Submit' ), 'secondary', 'community-events-submit', false ); ?>

				<button class="community-events-cancel button button-link" type="button" aria-expanded="false">
					<?php _e( 'Cancel' ); ?>
				</button>

				<span class="spinner"></span>
			</form>
		</div>

		<ul class="community-events-results activity-block last"></ul>
	</div>

	<?php
}

/**
 * Renders the events templates for the Event and News widget.
 *
 * @since 4.8.0
 */
function wp_print_community_events_templates() {
	$script_data = wp_get_community_events_script_data();

	?>

	<script id="tmpl-community-events-attend-event-near" type="text/template">
		<?php printf(
			/* translators: %s is a placeholder for the name of a city. */
			__( 'Attend an upcoming event near %s.' ),
			'<strong>{{ data.location }}</strong>'
		); ?>
	</script>

	<script id="tmpl-community-events-could-not-locate" type="text/template">
		<?php printf(
			$script_data['l10n']['could_not_locate_city'],
			'<em>{{data.unknownCity}}</em>'
		); ?>
	</script>

	<script id="tmpl-community-events-event-list" type="text/template">
		<# _.each( data.events, function( event ) { #>
			<li class="event event-{{ event.type }} wp-clearfix">
				<div class="event-info">
					<div class="dashicons event-icon" aria-hidden="true"></div>
					<div class="event-info-inner">
						<a class="event-title" href="{{ event.url }}">{{ event.title }}</a>
						<span class="event-city">{{ event.location.location }}</span>
					</div>
				</div>

				<div class="event-date-time">
					<span class="event-date">{{ event.formatted_date }}</span>
					<# if ( 'meetup' === event.type ) { #>
						<span class="event-time">{{ event.formatted_time }}</span>
					<# } #>
				</div>
			</li>
		<# } ) #>
	</script>

	<script id="tmpl-community-events-no-upcoming-events" type="text/template">
		<li class="event-none">
			<?php printf(
				/* translators: 1: the city the user searched for, 2: meetup organization documentation URL */
				__( 'There aren&#8217;t any events scheduled near %1$s at the moment. Would you like to <a href="%2$s">organize one</a>?' ),
				'{{data.location}}',
				__( 'https://make.wordpress.org/community/handbook/meetup-organizer/welcome/' )
			); ?>
		</li>
	</script>

	<?php
}

/**
 * WordPress News dashboard widget.
 *
 * @since 2.7.0
 * @since 4.8.0 Removed popular plugins feed.
 */
function wp_dashboard_primary() {
	$feeds = array(
		'news' => array(

			/**
			 * Filters the primary link URL for the 'WordPress News' dashboard widget.
			 *
			 * @since 2.5.0
			 *
			 * @param string $link The widget's primary link URL.
			 */
			'link' => apply_filters( 'dashboard_primary_link', __( 'https://wordpress.org/news/' ) ),

			/**
			 * Filters the primary feed URL for the 'WordPress News' dashboard widget.
			 *
			 * @since 2.3.0
			 *
			 * @param string $url The widget's primary feed URL.
			 */
			'url' => apply_filters( 'dashboard_primary_feed', __( 'http://wordpress.org/news/feed/' ) ),

			/**
			 * Filters the primary link title for the 'WordPress News' dashboard widget.
			 *
			 * @since 2.3.0
			 *
			 * @param string $title Title attribute for the widget's primary link.
			 */
			'title'        => apply_filters( 'dashboard_primary_title', __( 'WordPress Blog' ) ),
			'items'        => 1,
			'show_summary' => 0,
			'show_author'  => 0,
			'show_date'    => 0,
		),
		'planet' => array(

			/**
			 * Filters the secondary link URL for the 'WordPress News' dashboard widget.
			 *
			 * @since 2.3.0
			 *
			 * @param string $link The widget's secondary link URL.
			 */
			'link' => apply_filters( 'dashboard_secondary_link', __( 'https://planet.wordpress.org/' ) ),

			/**
			 * Filters the secondary feed URL for the 'WordPress News' dashboard widget.
			 *
			 * @since 2.3.0
			 *
			 * @param string $url The widget's secondary feed URL.
			 */
			'url' => apply_filters( 'dashboard_secondary_feed', __( 'https://planet.wordpress.org/feed/' ) ),

			/**
			 * Filters the secondary link title for the 'WordPress News' dashboard widget.
			 *
			 * @since 2.3.0
			 *
			 * @param string $title Title attribute for the widget's secondary link.
			 */
			'title'        => apply_filters( 'dashboard_secondary_title', __( 'Other WordPress News' ) ),

			/**
			 * Filters the number of secondary link items for the 'WordPress News' dashboard widget.
			 *
			 * @since 4.4.0
			 *
			 * @param string $items How many items to show in the secondary feed.
			 */
			'items'        => apply_filters( 'dashboard_secondary_items', 3 ),
			'show_summary' => 0,
			'show_author'  => 0,
			'show_date'    => 0,
		)
	);

	wp_dashboard_cached_rss_widget( 'dashboard_primary', 'wp_dashboard_primary_output', $feeds );
}

/**
 * Display the WordPress news feeds.
 *
 * @since 3.8.0
 * @since 4.8.0 Removed popular plugins feed.
 *
 * @param string $widget_id Widget ID.
 * @param array  $feeds     Array of RSS feeds.
 */
function wp_dashboard_primary_output( $widget_id, $feeds ) {
	foreach ( $feeds as $type => $args ) {
		$args['type'] = $type;
		echo '<div class="rss-widget">';
			wp_widget_rss_output( $args['url'], $args );
		echo "</div>";
	}
}

/**
 * Display file upload quota on dashboard.
 *
 * Runs on the {@see 'activity_box_end'} hook in wp_dashboard_right_now().
 *
 * @since 3.0.0
 *
 * @return bool|null True if not multisite, user can't upload files, or the space check option is disabled.
 */
function wp_dashboard_quota() {
	if ( !is_multisite() || !current_user_can( 'upload_files' ) || get_site_option( 'upload_space_check_disabled' ) )
		return true;

	$quota = get_space_allowed();
	$used = get_space_used();

	if ( $used > $quota )
		$percentused = '100';
	else
		$percentused = ( $used / $quota ) * 100;
	$used_class = ( $percentused >= 70 ) ? ' warning' : '';
	$used = round( $used, 2 );
	$percentused = number_format( $percentused );

	?>
	<h3 class="mu-storage"><?php _e( 'Storage Space' ); ?></h3>
	<div class="mu-storage">
	<ul>
		<li class="storage-count">
			<?php $text = sprintf(
				/* translators: number of megabytes */
				__( '%s MB Space Allowed' ),
				number_format_i18n( $quota )
			);
			printf(
				'<a href="%1$s">%2$s <span class="screen-reader-text">(%3$s)</span></a>',
				esc_url( admin_url( 'upload.php' ) ),
				$text,
				__( 'Manage Uploads' )
			); ?>
		</li><li class="storage-count <?php echo $used_class; ?>">
			<?php $text = sprintf(
				/* translators: 1: number of megabytes, 2: percentage */
				__( '%1$s MB (%2$s%%) Space Used' ),
				number_format_i18n( $used, 2 ),
				$percentused
			);
			printf(
				'<a href="%1$s" class="musublink">%2$s <span class="screen-reader-text">(%3$s)</span></a>',
				esc_url( admin_url( 'upload.php' ) ),
				$text,
				__( 'Manage Uploads' )
			); ?>
		</li>
	</ul>
	</div>
	<?php
}

// Display Browser Nag Meta Box
function wp_dashboard_browser_nag() {
	$notice = '';
	$response = wp_check_browser_version();

	if ( $response ) {
		if ( $response['insecure'] ) {
			/* translators: %s: browser name and link */
			$msg = sprintf( __( "It looks like you're using an insecure version of %s. Using an outdated browser makes your computer unsafe. For the best WordPress experience, please update your browser." ),
				sprintf( '<a href="%s">%s</a>', esc_url( $response['update_url'] ), esc_html( $response['name'] ) )
			);
		} else {
			/* translators: %s: browser name and link */
			$msg = sprintf( __( "It looks like you're using an old version of %s. For the best WordPress experience, please update your browser." ),
				sprintf( '<a href="%s">%s</a>', esc_url( $response['update_url'] ), esc_html( $response['name'] ) )
			);
		}

		$browser_nag_class = '';
		if ( !empty( $response['img_src'] ) ) {
			$img_src = ( is_ssl() && ! empty( $response['img_src_ssl'] ) )? $response['img_src_ssl'] : $response['img_src'];

			$notice .= '<div class="alignright browser-icon"><a href="' . esc_attr($response['update_url']) . '"><img src="' . esc_attr( $img_src ) . '" alt="" /></a></div>';
			$browser_nag_class = ' has-browser-icon';
		}
		$notice .= "<p class='browser-update-nag{$browser_nag_class}'>{$msg}</p>";

		$browsehappy = 'http://browsehappy.com/';
		$locale = get_user_locale();
		if ( 'en_US' !== $locale )
			$browsehappy = add_query_arg( 'locale', $locale, $browsehappy );

		$notice .= '<p>' . sprintf( __( '<a href="%1$s" class="update-browser-link">Update %2$s</a> or learn how to <a href="%3$s" class="browse-happy-link">browse happy</a>' ), esc_attr( $response['update_url'] ), esc_html( $response['name'] ), esc_url( $browsehappy ) ) . '</p>';
		$notice .= '<p class="hide-if-no-js"><a href="" class="dismiss" aria-label="' . esc_attr__( 'Dismiss the browser warning panel' ) . '">' . __( 'Dismiss' ) . '</a></p>';
		$notice .= '<div class="clear"></div>';
	}

	/**
	* Filters the notice output for the 'Browse Happy' nag meta box.
	*
	* @since 3.2.0
	*
	* @param string $notice   The notice content.
	* @param array  $response An array containing web browser information.
	*/
	echo apply_filters( 'browse-happy-notice', $notice, $response );
}

/**
 * @since 3.2.0
 *
 * @param array $classes
 * @return array
 */
function dashboard_browser_nag_class( $classes ) {
	$response = wp_check_browser_version();

	if ( $response && $response['insecure'] )
		$classes[] = 'browser-insecure';

	return $classes;
}

/**
 * Check if the user needs a browser update
 *
 * @since 3.2.0
 *
 * @return array|bool False on failure, array of browser data on success.
 */
function wp_check_browser_version() {
	if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
		return false;

	$key = md5( $_SERVER['HTTP_USER_AGENT'] );

	if ( false === ($response = get_site_transient('browser_' . $key) ) ) {
		$options = array(
			'body'			=> array( 'useragent' => $_SERVER['HTTP_USER_AGENT'] ),
			'user-agent'	=> 'WordPress/' . get_bloginfo( 'version' ) . '; ' . home_url()
		);

		$response = wp_remote_post( 'http://api.wordpress.org/core/browse-happy/1.1/', $options );

		if ( is_wp_error( $response ) || 200 != wp_remote_retrieve_response_code( $response ) )
			return false;

		/**
		 * Response should be an array with:
		 *  'name' - string - A user friendly browser name
		 *  'version' - string - The version of the browser the user is using
		 *  'current_version' - string - The most recent version of the browser
		 *  'upgrade' - boolean - Whether the browser needs an upgrade
		 *  'insecure' - boolean - Whether the browser is deemed insecure
		 *  'upgrade_url' - string - The url to visit to upgrade
		 *  'img_src' - string - An image representing the browser
		 *  'img_src_ssl' - string - An image (over SSL) representing the browser
		 */
		$response = json_decode( wp_remote_retrieve_body( $response ), true );

		if ( ! is_array( $response ) )
			return false;

		set_site_transient( 'browser_' . $key, $response, WEEK_IN_SECONDS );
	}

	return $response;
}

/**
 * Empty function usable by plugins to output empty dashboard widget (to be populated later by JS).
 */
function wp_dashboard_empty() {}

/**
 * Displays a welcome panel to introduce users to WordPress.
 *
 * @since 3.3.0
 */
function wp_welcome_panel() {
	?>
	<div class="welcome-panel-content">
	<h2><?php _e( 'Welcome to WordPress!' ); ?></h2>
	<p class="about-description"><?php _e( 'We&#8217;ve assembled some links to get you started:' ); ?></p>
	<div class="welcome-panel-column-container">
	<div class="welcome-panel-column">
		<?php if ( current_user_can( 'customize' ) ): ?>
			<h3><?php _e( 'Get Started' ); ?></h3>
			<a class="button button-primary button-hero load-customize hide-if-no-customize" href="<?php echo wp_customize_url(); ?>"><?php _e( 'Customize Your Site' ); ?></a>
		<?php endif; ?>
		<a class="button button-primary button-hero hide-if-customize" href="<?php echo admin_url( 'themes.php' ); ?>"><?php _e( 'Customize Your Site' ); ?></a>
		<?php if ( current_user_can( 'install_themes' ) || ( current_user_can( 'switch_themes' ) && count( wp_get_themes( array( 'allowed' => true ) ) ) > 1 ) ) : ?>
			<p class="hide-if-no-customize"><?php printf( __( 'or, <a href="%s">change your theme completely</a>' ), admin_url( 'themes.php' ) ); ?></p>
		<?php endif; ?>
	</div>
	<div class="welcome-panel-column">
		<h3><?php _e( 'Next Steps' ); ?></h3>
		<ul>
		<?php if ( 'page' == get_option( 'show_on_front' ) && ! get_option( 'page_for_posts' ) ) : ?>
			<li><?php printf( '<a href="%s" class="welcome-icon welcome-edit-page">' . __( 'Edit your front page' ) . '</a>', get_edit_post_link( get_option( 'page_on_front' ) ) ); ?></li>
			<li><?php printf( '<a href="%s" class="welcome-icon welcome-add-page">' . __( 'Add additional pages' ) . '</a>', admin_url( 'post-new.php?post_type=page' ) ); ?></li>
		<?php elseif ( 'page' == get_option( 'show_on_front' ) ) : ?>
			<li><?php printf( '<a href="%s" class="welcome-icon welcome-edit-page">' . __( 'Edit your front page' ) . '</a>', get_edit_post_link( get_option( 'page_on_front' ) ) ); ?></li>
			<li><?php printf( '<a href="%s" class="welcome-icon welcome-add-page">' . __( 'Add additional pages' ) . '</a>', admin_url( 'post-new.php?post_type=page' ) ); ?></li>
			<li><?php printf( '<a href="%s" class="welcome-icon welcome-write-blog">' . __( 'Add a blog post' ) . '</a>', admin_url( 'post-new.php' ) ); ?></li>
		<?php else : ?>
			<li><?php printf( '<a href="%s" class="welcome-icon welcome-write-blog">' . __( 'Write your first blog post' ) . '</a>', admin_url( 'post-new.php' ) ); ?></li>
			<li><?php printf( '<a href="%s" class="welcome-icon welcome-add-page">' . __( 'Add an About page' ) . '</a>', admin_url( 'post-new.php?post_type=page' ) ); ?></li>
		<?php endif; ?>
			<li><?php printf( '<a href="%s" class="welcome-icon welcome-view-site">' . __( 'View your site' ) . '</a>', home_url( '/' ) ); ?></li>
		</ul>
	</div>
	<div class="welcome-panel-column welcome-panel-last">
		<h3><?php _e( 'More Actions' ); ?></h3>
		<ul>
		<?php if ( current_theme_supports( 'widgets' ) || current_theme_supports( 'menus' ) ) : ?>
			<li><div class="welcome-icon welcome-widgets-menus"><?php
				if ( current_theme_supports( 'widgets' ) && current_theme_supports( 'menus' ) ) {
					printf( __( 'Manage <a href="%1$s">widgets</a> or <a href="%2$s">menus</a>' ),
						admin_url( 'widgets.php' ), admin_url( 'nav-menus.php' ) );
				} elseif ( current_theme_supports( 'widgets' ) ) {
					echo '<a href="' . admin_url( 'widgets.php' ) . '">' . __( 'Manage widgets' ) . '</a>';
				} else {
					echo '<a href="' . admin_url( 'nav-menus.php' ) . '">' . __( 'Manage menus' ) . '</a>';
				}
			?></div></li>
		<?php endif; ?>
		<?php if ( current_user_can( 'manage_options' ) ) : ?>
			<li><?php printf( '<a href="%s" class="welcome-icon welcome-comments">' . __( 'Turn comments on or off' ) . '</a>', admin_url( 'options-discussion.php' ) ); ?></li>
		<?php endif; ?>
			<li><?php printf( '<a href="%s" class="welcome-icon welcome-learn-more">' . __( 'Learn more about getting started' ) . '</a>', __( 'https://codex.wordpress.org/First_Steps_With_WordPress' ) ); ?></li>
		</ul>
	</div>
	</div>
	</div>
	<?php
}