<?php

/*

 * Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between

 * Copyright (C) 2006-2009 Dan Fuhry

 * stats.php - handles statistics for pages (disablable in the admin CP)

 *

 *   ***** UNFINISHED ***** 

 *

 * This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied

 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.

 */

function doStats( $page_id = false, $namespace = false )

{

	global $db, $session, $paths, $template, $plugins; // Common objects

	if(getConfig('log_hits') == '1')

	{

		if(!$page_id || !$namespace)

		{

			$page_id = $paths->page_id;

			$namespace = $paths->namespace;

		}

		if($namespace == 'Special' || $namespace == 'Admin') 

		{

			return false;

		}

		static $stats_done = false;

		static $stats_data = Array();

		if(!$stats_done)

		{

			$q = $db->sql_query('INSERT INTO '.table_prefix.'hits (username,time,page_id,namespace) VALUES(\''.$db->escape($session->username).'\', '.time().', \''.$db->escape($page_id).'\', \''.$db->escape($namespace).'\')');

			if(!$q)

			{

				echo $db->get_error();

				return false;

			}

			$db->free_result();

			$stats_done = true;

			return true;

		}

	}

}

/**

 * Fetch a list of the most-viewed pages

 * @param int the number of pages to return, send -1 to get all pages (suicide for large sites)

 * @return array key names are a string set to the page ID/namespace, and values are an int with the number of hits

 */

function stats_top_pages($num = 5)

{

	global $db, $session, $paths, $template, $plugins; // Common objects

	if(!is_int($num)) 

	{

		return false;

	}

	$data = array();

	$q = $db->sql_query('SELECT COUNT(hit_id) AS num_hits, page_id, namespace FROM '.table_prefix.'hits GROUP BY page_id, namespace ORDER BY num_hits DESC LIMIT ' . $num . ';');

	while ( $row = $db->fetchrow($q) )

	{

		$title = get_page_title_ns($row['page_id'], $row['namespace']);

		$data[] = array(

				'page_urlname' => $paths->get_pathskey($row['page_id'], $row['namespace']),

				'page_title' => $title,

				'num_hits' => $row['num_hits']

			);

	}

	return $data;

}

?>