WordPress/wp-admin/includes/comment.php

<?php

/**
 * {@internal Missing Short Description}}
 *
 * @since unknown
 * @uses $wpdb
 *
 * @param string $comment_author
 * @param string $comment_date
 * @return mixed Comment ID on success.
 */
function comment_exists($comment_author, $comment_date) {
	global $wpdb;

	return $wpdb->get_var( $wpdb->prepare("SELECT comment_post_ID FROM $wpdb->comments
			WHERE comment_author = %s AND comment_date = %s", $comment_author, $comment_date) );
}

/**
 * 
 *
 */
function edit_comment() {

	$comment_post_ID = (int) $_POST['comment_post_ID'];

	if (!current_user_can( 'edit_post', $comment_post_ID ))
		wp_die( __('You are not allowed to edit comments on this post, so you cannot edit this comment.' ));

	$_POST['comment_author'] = $_POST['newcomment_author'];
	$_POST['comment_author_email'] = $_POST['newcomment_author_email'];
	$_POST['comment_author_url'] = $_POST['newcomment_author_url'];
	$_POST['comment_approved'] = $_POST['comment_status'];
	$_POST['comment_content'] = $_POST['content'];
	$_POST['comment_ID'] = (int) $_POST['comment_ID'];

	foreach ( array ('aa', 'mm', 'jj', 'hh', 'mn') as $timeunit ) {
		if ( !empty( $_POST['hidden_' . $timeunit] ) && $_POST['hidden_' . $timeunit] != $_POST[$timeunit] ) {
			$_POST['edit_date'] = '1';
			break;
		}
	}


	if (!empty ( $_POST['edit_date'] ) ) {
		$aa = $_POST['aa'];
		$mm = $_POST['mm'];
		$jj = $_POST['jj'];
		$hh = $_POST['hh'];
		$mn = $_POST['mn'];
		$ss = $_POST['ss'];
		$jj = ($jj > 31 ) ? 31 : $jj;
		$hh = ($hh > 23 ) ? $hh -24 : $hh;
		$mn = ($mn > 59 ) ? $mn -60 : $mn;
		$ss = ($ss > 59 ) ? $ss -60 : $ss;
		$_POST['comment_date'] = "$aa-$mm-$jj $hh:$mn:$ss";
	}

	wp_update_comment( $_POST);
}

function get_comment_to_edit( $id ) {
	if ( !$comment = get_comment($id) )
		return false;

	$comment->comment_ID = (int) $comment->comment_ID;
	$comment->comment_post_ID = (int) $comment->comment_post_ID;

	$comment->comment_content = format_to_edit( $comment->comment_content );
	$comment->comment_content = apply_filters( 'comment_edit_pre', $comment->comment_content);

	$comment->comment_author = format_to_edit( $comment->comment_author );
	$comment->comment_author_email = format_to_edit( $comment->comment_author_email );
	$comment->comment_author_url = clean_url($comment->comment_author_url);
	$comment->comment_author_url = format_to_edit( $comment->comment_author_url );

	return $comment;
}

function get_pending_comments_num( $post_id ) {
	global $wpdb;

	$single = false;
	if ( !is_array($post_id) ) {
		$post_id = (array) $post_id;
		$single = true;
	}
	$post_id = array_map('intval', $post_id);
	$post_id = "'" . implode("', '", $post_id) . "'";

	$pending = $wpdb->get_results( "SELECT comment_post_ID, COUNT(comment_ID) as num_comments FROM $wpdb->comments WHERE comment_post_ID IN ( $post_id ) AND comment_approved = '0' GROUP BY comment_post_ID", ARRAY_N );

	if ( empty($pending) )
		return 0;

	if ( $single )
		return $pending[0][1];

	$pending_keyed = array();
	foreach ( $pending as $pend )
		$pending_keyed[$pend[0]] = $pend[1];

	return $pending_keyed;
}

// Add avatars to relevant places in admin, or try to

function floated_admin_avatar( $name ) {
	global $comment;

	$id = $avatar = false;
	if ( $comment->comment_author_email )
		$id = $comment->comment_author_email;
	if ( $comment->user_id )
		$id = $comment->user_id;

	if ( $id )
		$avatar = get_avatar( $id, 32 );

	return "$avatar $name";
}

if ( is_admin() && ('edit-comments.php' == $pagenow || 'edit.php' == $pagenow) ) {
	if ( get_option('show_avatars') )
		add_filter( 'comment_author', 'floated_admin_avatar' );
}

function wp_get_inbox_items() {
	$r = array();
	$r[] = (object) array(
		'text' => 'Your take on the evolution of Dr. Who is ridiculous. The fact that the actors are getting younger has nothing to do with Gallifrey lore, and everything to do with celebrity culture.',
		'date' => '2008/09/07',
		'time' => '4:19pm',
		'from' => 'I. monroe',
		'type' => 'comment',
		'parent' => '1',
		'href' => '#'
	);

	$r[] = (object) array(
		'text' => 'Announcement: WordPress introduces new features for mobile blogging.',
		'date' => '2008/09/06',
		'time' => '3:24pm',
		'from' => 'WordPress.org',
		'type' => 'announcement',
		'parent' => '0',
		'href' => '#'
	);

	$r[] = (object) array(
		'text' => 'Great review. You left out a few things, but maybe you were trying to avoid spoilers? Will check back later in a week.',
		'date' => '2008/09/06',
		'time' => '2:46pm',
		'from' => 'matt',
		'type' => 'comment',
		'parent' => '2',
		'href' => '#'
	);
	
	$r[] = (object) array(
		'text' => 'nice picture!',
		'date' => '2008/08/05',
		'time' => '9:17am',
		'from' => 'caped crusader',
		'type' => 'comment',
		'parent' => '3',
		'href' => '#'
	);

	return $r;
}

?>