php-phpbb/phpBB/viewforum.php

<?php
/***************************************************************************  
 *                                 
 *                            -------------------                         
 *   begin                : Saturday, Feb 13, 2001 
 *   copyright            : (C) 2001 The phpBB Group        
 *   email                : support@phpbb.com                           
 *                                                          
 *   $Id$
 *                                                            
 * 
 ***************************************************************************/ 


/***************************************************************************  
 *                                                     
 *   This program is free software; you can redistribute it 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.                      
 *                                                          
 * 
 ***************************************************************************/ 
include('extension.inc');
include('common.'.$phpEx);

$pagetype = "viewforum";
$page_title = "View Forum - $forum_name";

//
// Obtain which forum id is required
//
if(!isset($HTTP_GET_VARS['forum']) && !isset($HTTP_POST_VARS['forum']))  // For backward compatibility
{
	$forum_id = ($HTTP_GET_VARS[POST_FORUM_URL]) ? $HTTP_GET_VARS[POST_FORUM_URL] : $HTTP_POST_VARS[POST_FORUM_URL];
}
else
{
	$forum_id = ($HTTP_GET_VARS['forum']) ? $HTTP_GET_VARS['forum'] : $HTTP_POST_VARS['forum'];
}

//
// Start session management
//
$userdata = session_pagestart($user_ip, $forum_id, $session_length);
init_userprefs($userdata);
//
// End session management
//

//
// Check if the user has actually sent a forum ID with his/her request
// If not give them a nice error page.
//
if(isset($forum_id))
{
	$sql = "SELECT f.forum_type, f.forum_name, f.forum_topics, u.username, u.user_id
		FROM ".FORUMS_TABLE." f, ".FORUM_MODS_TABLE." fm, ".USERS_TABLE." u
		WHERE f.forum_id = $forum_id 
			AND fm.forum_id = $forum_id
			AND u.user_id = fm.user_id";
}
else 
{
	error_die(GENERAL_ERROR, "You have reached this page in error, please go back and try again");
}

if(!$result = $db->sql_query($sql))
{
	error_die(SQL_QUERY, "Couldn't obtain forums information.", __LINE__, __FILE__);
}
// If the query doesn't return any rows this 
// isn't a valid forum. Inform the user.
if(!$total_rows = $db->sql_numrows($result)) 
{
   error_die(GENERAL_ERROR, "The forum you selected does not exist. Please go back and try again.");
}


//
// Start auth check
//
//
// End of auth check
//


$forum_row = $db->sql_fetchrowset($result);
if(!$forum_row)
{
	error_die(SQL_QUERY, "Couldn't obtain rowset.", __LINE__, __FILE__);
}

$forum_name = stripslashes($forum_row[0]['forum_name']);
if(empty($HTTP_POST_VARS['postdays']))
{
	$topics_count = $forum_row[0]['forum_topics'];
}

for($x = 0; $x < $db->sql_numrows($result); $x++)
{
	if($x > 0)
		$forum_moderators .= ", ";
	
	$forum_moderators .= "<a href=\"".append_sid("profile.$phpEx?mode=viewprofile&".POST_USERS_URL."=".$forum_row[$x]['user_id'])."\">".$forum_row[$x]['username']."</a>";
}

//
// Check for start
//
if(!isset($HTTP_GET_VARS['start']))
{
	$start = 0;
}
else
{
	$start = $HTTP_GET_VARS['start'];
}

//
// Generate a 'Show posts in previous x days'
// select box. If the postdays var is POSTed 
// then get it's value, find the number of topics 
// with dates newer than it (to properly handle 
// pagination) and alter the main query
//
$previous_days = array(0, 1, 7, 14, 20, 30, 60, 90, 120);

if(!empty($HTTP_POST_VARS['postdays']))
{

	$min_post_time = time() - ($HTTP_POST_VARS['postdays'] * 86400);

	$sql = "SELECT COUNT(*) AS forum_topics 
		FROM ".TOPICS_TABLE."  
		WHERE forum_id = $forum_id 
			AND topic_time > $min_post_time";

	if(!$result = $db->sql_query($sql))
	{
		error_die(SQL_QUERY, "Couldn't obtain limited topics count information.", __LINE__, __FILE__);
	}
	$topics_count = $db->sql_numrows($result);

	$limit_posts_time = "AND t.topic_time > $min_post_time ";
	$start = 0;
}
else
{
	$limit_posts_time = "";
}

$select_post_days .= "<select name=\"postdays\">";
for($i = 0; $i < count($previous_days); $i++)
{
	if(isset($HTTP_POST_VARS['postdays']))
	{
		$selected = ($HTTP_POST_VARS['postdays'] == $previous_days[$i]) ? " selected" : "";
	}
	$select_post_days .= ($previous_days[$i] == 0) ? "<option value=\"0\"$selected>$l_All_posts</option>" : "<option value=\"".$previous_days[$i]."\"$selected>".$previous_days[$i]." $l_Days</option>";
}
$select_post_days .= "</select>";

//
// Grab all the basic data for
// this forum
//
$sql = "SELECT t.*, u.username, u.user_id, u2.username as user2, u2.user_id as id2, p.post_time
	FROM ".TOPICS_TABLE." t, ".USERS_TABLE." u, ".POSTS_TABLE." p, ".USERS_TABLE." u2
	WHERE t.forum_id = $forum_id
		AND t.topic_poster = u.user_id 
		AND p.post_id = t.topic_last_post_id 
		AND p.poster_id = u2.user_id 
		$limit_posts_time
	ORDER BY topic_time DESC
	LIMIT $start, ".$board_config['topics_per_page'];
if(!$t_result = $db->sql_query($sql))
{
   error_die(SQL_QUERY, "Couldn't obtain topic information.", __LINE__, __FILE__);
}
$total_topics = $db->sql_numrows($t_result);

//
// Post URL generation for 
// templating vars
//
$post_new_topic_url = append_sid("posting.".$phpEx."?mode=newtopic&".POST_FORUM_URL."=$forum_id");
$template->assign_vars(array(
	"U_POST_NEW_TOPIC" => $post_new_topic_url,
	"S_SELECT_POST_DAYS" => $select_post_days,
	"S_POST_DAYS_ACTION" => append_sid("viewforum.$phpEx?".POST_FORUM_URL."=".$forum_id."&start=$start")));

//
// Dump out the page header
//
include('includes/page_header.'.$phpEx);

//
// Okay, lets dump out the page ...
//
if($total_topics)
{
	$topic_rowset = $db->sql_fetchrowset($t_result);
	for($x = 0; $x < $total_topics; $x++)
	{
		$topic_title = stripslashes($topic_rowset[$x]['topic_title']);
		$topic_id = $topic_rowset[$x]['topic_id'];
		$replies = $topic_rowset[$x]['topic_replies'];
		if($replies > $board_config['posts_per_page'])
		{
			$goto_page = "&nbsp;&nbsp;&nbsp;(<img src=\"".$images['posticon']."\">$l_gotopage: ";
			$times = 1;
			for($i = 0; $i < ($replies + 1); $i += $board_config['posts_per_page'])
			{
				if($times > 4) 
				{
					if(($i + $board_config['posts_per_page']) >= ($replies + 1)) 
					{
						$goto_page.=" ... <a href=\"".append_sid("viewtopic.$phpEx?".POST_TOPIC_URL."=".$topic_id."&start=$i")."\">$times</a>";
					}
				}
				else 
				{
					if($times != 1)
					{
						$goto_page.= ", ";
					}
					$goto_page.= "<a href=\"".append_sid("viewtopic.$phpEx?".POST_TOPIC_URL."=".$topic_id."&start=$i")."\">$times</a>";
				}
				$times++;
			}
			$goto_page.= ")";
		}
		else 
		{
			$goto_page = "";
		}

		$folder_img = "<img src=\"".$images['folder']."\">";

		$view_topic_url = append_sid("viewtopic.".$phpEx."?".POST_TOPIC_URL."=".$topic_id."&".$replies);

		$topic_poster = stripslashes($topic_rowset[$x]['username']);
		$topic_poster_profile_url = append_sid("profile.$phpEx?mode=viewprofile&".POST_USERS_URL."=".$topic_rowset[$x]['user_id']);

		$last_post_time = create_date($board_config['default_dateformat'], $topic_rowset[$x]['post_time'], $board_config['default_timezone']);
		$last_post_user = $topic_rowset[$x]['user2'];
		$last_post_profile_url = append_sid("profile.$phpEx?mode=viewprofile&".POST_USERS_URL."=".$topic_rowset[$x]['id2']);

		$views = $topic_rowset[$x]['topic_views'];

		$template->assign_block_vars("topicrow", array(
			"FORUM_ID" => $forum_id,
			"TOPIC_ID" => $topic_id,
			"FOLDER" => $folder_img, 
			"TOPIC_POSTER" => $topic_poster,
			"U_TOPIC_POSTER_PROFILE" => $topic_poster_profile_url,
			"GOTO_PAGE" => $goto_page,
			"REPLIES" => $replies,
			"TOPIC_TITLE" => $topic_title,
			"VIEWS" => $views,
			"LAST_POST_TIME" => $last_post_time,
			"LAST_POST_USER" => $last_post_user,

			"U_VIEW_TOPIC" => $view_topic_url,
			"U_LAST_POST_USER_PROFILE" => $last_post_profile_url)
		);
	}

	$template->assign_vars(array(
		"PAGINATION" => generate_pagination("viewforum.$phpEx?".POST_FORUM_URL."=$forum_id", $topics_count, $board_config['topics_per_page'], $start))
	);
	$template->pparse("body");
}
else
{
	error_die(NO_POSTS);
}
			       
include('includes/page_tail.'.$phpEx);

?>