forums.php

来自「sabreipb 2.1.6 utf-8中文版本！」· PHP 代码 · 共 1,549 行 · 第 1/4 页

<?php

/*
+--------------------------------------------------------------------------
|   Invision Power Board v2.1.5
|   =============================================
|   by Matthew Mecham
|   (c) 2001 - 2005 Invision Power Services, Inc.
|   
|   =============================================
|   Web: 
|   Time: Wed, 01 Mar 2006 19:11:27 GMT
|   Release: 
|   Licence Info: 
+---------------------------------------------------------------------------
|   > $Date: 2006-01-30 18:53:19 +0000 (Mon, 30 Jan 2006) $
|   > $Revision: 127 $
|   > $Author: bfarber $
+---------------------------------------------------------------------------
|
|   > Forum topic index module
|   > Module written by Matt Mecham
|   > Date started: 14th February 2002
|
|	> Module Version Number: 1.0.0
|   > DBA Checked: Wed 19 May 2004
|   > Quality Checked: Wed 15 Sept. 2004
+--------------------------------------------------------------------------
*/

if ( ! defined( 'IN_IPB' ) )
{
	print "<h1>Incorrect access</h1>You cannot access this file directly. If you have recently upgraded, make sure you upgraded all the relevant files.";
	exit();
}

class forums {

	# Global
	var $ipsclass;
	
    var $output       = "";
    var $base_url     = "";
    var $html         = "";
    var $moderator    = array();
    var $forum        = array();
    var $mods         = array();
    var $show_dots    = "";
    var $nav_extra    = "";
    var $read_array   = array();
    var $board_html   = "";
    var $sub_output   = "";
    var $pinned_print = 0;
    var $new_posts    = 0;
    var $is_mod       = 0;
    var $auth_key     = 0;
    var $announce_out = "";
    var $pinned_topic_count = 0;
    var $forum_has_unread_topics = 0;
    var $db_row;
    
    # Permission
    var $can_edit_topics  = 0;
    var $can_close_topics = 0;
    var $can_open_topics  = 0;
    
    # Update...
    var $update_topics_close = array();
    var $update_topics_open  = array();
    
    
    /*-------------------------------------------------------------------------*/
	// Init functions
	/*-------------------------------------------------------------------------*/
	
	function init()
	{
		$this->ipsclass->load_language('lang_forum');
        $this->ipsclass->load_template('skin_forum');
        
        $this->auth_key = $this->ipsclass->return_md5_check();
        
        if ( $read = $this->ipsclass->my_getcookie('topicsread') )
        {
        	$this->read_array = $this->ipsclass->clean_int_array( unserialize(stripslashes($read)) );
        }
        
        //-----------------------------------------
		// Multi TIDS?
		// If st is not defined then kill cookie
		// st will always be defined across pages
		//-----------------------------------------
		
		if ( ! isset( $this->ipsclass->input['st'] ) )
		{
			$this->ipsclass->my_setcookie('modtids', ',', 0);
			$this->ipsclass->input['selectedtids'] = "";
		}
		else
		{
			$this->ipsclass->input['selectedtids'] = $this->ipsclass->my_getcookie('modtids');
		}
	}
	
	/*-------------------------------------------------------------------------*/
	// Build permissions
	/*-------------------------------------------------------------------------*/
    
    function build_permissions()
    {
		if ( $this->ipsclass->member['g_is_supmod'] )
		{
			$this->can_edit_topics  = 1;
			$this->can_close_topics = 1;
			$this->can_open_topics  = 1;
		}
		else if ( is_array( $this->ipsclass->member['_moderator'][ $this->forum['id'] ] ) )
		{
			if ( $this->ipsclass->member['_moderator'][ $this->forum['id'] ]['edit_topic'] )
			{
				$this->can_edit_topics = 1;
			}
			
			if ( $this->ipsclass->member['_moderator'][ $this->forum['id'] ]['close_topic'] )
			{
				$this->can_close_topics = 1;
			}
			
			if ( $this->ipsclass->member['_moderator'][ $this->forum['id'] ]['open_topic'] )
			{
				$this->can_open_topics  = 1;
			}
		}
		/*else if ( $this->ipsclass->member['g_edit_topic'] == 1 )
		{
			$this->can_edit_topics = 1; would need to check per tid
		}*/
	}
	
	/*-------------------------------------------------------------------------*/
	// Our constructor, load words, load skin, get DB forum/cat data
	/*-------------------------------------------------------------------------*/
    
    function auto_run()
    {
        //-----------------------------------------
        // Are we doing anything with "site jump?"
        //-----------------------------------------
        
        switch( $this->ipsclass->input['f'] )
        {
        	case 'sj_home':
        		$this->ipsclass->boink_it($this->ipsclass->base_url."act=idx");
        		break;
        	case 'sj_search':
        		$this->ipsclass->boink_it($this->ipsclass->base_url."act=Search");
        		break;
        	case 'sj_help':
        		$this->ipsclass->boink_it($this->ipsclass->base_url."act=Help");
        		break;
        	default:
        		$this->ipsclass->input['f'] = intval($this->ipsclass->input['f']);
        		break;
        }
        
        $this->init();
        
        //-----------------------------------------
        // Get the forum info based on the forum ID,
        // and get the category name, ID, etc.
        //-----------------------------------------
        
        $this->forum = $this->ipsclass->forums->forum_by_id[ $this->ipsclass->input['f'] ]; 
        
        //-----------------------------------------
        // Error out if we can not find the forum
        //-----------------------------------------
        
        if ( ! $this->forum['id'] )
        {
        	$this->ipsclass->Error( array( LEVEL => 1, MSG => 'is_broken_link') );
        }
        
        //-----------------------------------------
		// Build permissions
		//-----------------------------------------
		
		$this->build_permissions();
		
        //-----------------------------------------
        // Is it a redirect forum?
        //-----------------------------------------
        
        if ( $this->forum['redirect_on'] )
        {
        	$redirect = $this->ipsclass->DB->simple_exec_query( array( 'select' => 'redirect_url', 'from' => 'forums', 'where' => "id=".$this->forum['id']) );
        	
        	if ( $redirect['redirect_url'] )
        	{
        		//-----------------------------------------
				// Update hits:
				//-----------------------------------------
				
				$this->ipsclass->DB->simple_exec_query( array( 'update' => 'forums', 'set' => 'redirect_hits=redirect_hits+1', 'where' => "id=".$this->forum['id']) );
				
				//-----------------------------------------
				// Recache forum
				//-----------------------------------------
				
				$this->ipsclass->cache['forum_cache'][ $this->forum['id'] ][ 'redirect_hits' ] = $this->forum['redirect_hits'] + 1;
				
				//-----------------------------------------
				// Turn off shutdown queries to get this
				// parsed before the redirect
				//-----------------------------------------
				
				$this->ipsclass->DB->obj['use_shutdown'] = 0;
				
				$this->ipsclass->update_forum_cache();
				
				//-----------------------------------------
				// Boink!
				//-----------------------------------------
				
				$this->ipsclass->boink_it( $redirect['redirect_url'] );
				
				// Game over man!
        	}
        }
        
        //-----------------------------------------
        // If this is a sub forum, we need to get
        // the cat details, and parent details
        //-----------------------------------------
        
        $this->nav = $this->ipsclass->forums->forums_breadcrumb_nav( $this->forum['id'] );
        
		$this->forum['FORUM_JUMP'] = $this->ipsclass->build_forum_jump(1,0,0);
		
		//-----------------------------------------
		// Check forum access perms
		//-----------------------------------------
		
		if ( ! $this->ipsclass->input['L'] )
		{
			$this->ipsclass->forums->forums_check_access( $this->forum['id'], 1 );
		}
		
		//-----------------------------------------
        // Are we viewing the forum, or viewing the forum rules?
        //-----------------------------------------
        
        if ( $this->ipsclass->input['act'] == 'SR' )
        {
        	$this->show_rules();
        }
        else
        {
			$this->show_subforums();
			
			if ( $this->forum['sub_can_post'] )
			{
				$this->show_forum();
			}
			else
			{
				//-----------------------------------------
				// No forum to show, just use the HTML in $this->sub_output
				// or there will be no HTML to use in the str_replace!
				//-----------------------------------------
				
				$this->output  = $this->ipsclass->print_forum_rules($this->forum);
				$this->output .= $this->sub_output;
			}
        }
        
        //-----------------------------------------
		// Subforums
		//-----------------------------------------
		
		if ($this->sub_output != "")
		{
			$this->output = str_replace( "<!--IBF.SUBFORUMS-->", $this->sub_output, $this->output );
		}
		
		if ( $this->announce_out )
		{
			$this->output = str_replace( "<!--IBF.ANNOUNCEMENTS-->", $this->announce_out, $this->output );
		}
		
		$this->ipsclass->print->add_output($this->output);
        $this->ipsclass->print->do_output( array( 'TITLE'    => $this->ipsclass->vars['board_name']." -> ".$this->forum['name'],
												  'JS'       => 0,
												  'NAV'      => $this->nav,
										 )      );
     }
     
     /*-------------------------------------------------------------------------*/
	 // Display any sub forums
	 /*-------------------------------------------------------------------------*/
     
     function show_subforums()
     {
		if ( $this->ipsclass->forums->read_topic_only == 1 )
		{
			//$this->sub_output = "";
			//return;
		}
		
		$boards = $this->ipsclass->load_class( ROOT_PATH.'sources/action_public/boards.php', 'boards' );
		
		//-----------------------------------------
		// Load DB tracked topics
		//-----------------------------------------
		
		$boards->boards_get_db_tracker();
		
		$this->sub_output = $boards->show_subforums($this->ipsclass->input['f']);
    }
    
    /*-------------------------------------------------------------------------*/
	// Show the forum rules on a separate page
	/*-------------------------------------------------------------------------*/
        
	function show_rules()
	{
		//-----------------------------------------
		// Do we have permission to view these rules?
		//-----------------------------------------
		
		$bad_entry = $this->ipsclass->forums->forums_check_access($this->forum['id'], 1);
        
        if ($bad_entry == 1)
        {
        	$this->ipsclass->Error( array( 'LEVEL' => 1, 'MSG' => 'no_view_topic') );
        }
        
        $tmp = $this->ipsclass->DB->simple_exec_query( array( 'select' => 'rules_title, rules_text', 'from' => 'forums', 'where' => "id=".$this->forum['id']) );
             
        if ( $tmp['rules_title'] )
        {
        	$rules['title'] = $tmp['rules_title'];
        	$rules['body']  = $tmp['rules_text'];
        	$rules['fid']   = $this->forum['id'];
        	
        	$this->output .= $this->ipsclass->compiled_templates['skin_forum']->show_rules($rules);
        	
			$this->ipsclass->print->add_output( $this->output );
			$this->ipsclass->print->do_output( array( 'TITLE'    => $this->ipsclass->vars['board_name']." -&gt; ".$this->forum['name'],
													  'JS'       => 0,
													  'NAV'      => array( 
																		   $this->forum['name']
																		 ),
												  ) );
		}
		else
		{
			$this->ipsclass->Error( array( 'LEVEL' => 1, 'MSG' => 'no_view_topic') );
		}
	}
	
	/*-------------------------------------------------------------------------*/
	// Forum view check for authentication
	/*-------------------------------------------------------------------------*/
   
	function show_forum()
	{
		// are we checking for user authentication via the log in form
		// for a private forum w/password protection?
		
		if ( isset($this->ipsclass->input['L']) && $this->ipsclass->input['L'] > 1 )
		{
			$this->ipsclass->Error( array( LEVEL=> 5, MSG =>'incorrect_use') );
		}
		 
		$this->ipsclass->input['L'] == 1 ? $this->authenticate_user() : $this->render_forum();
	}
	
	/*-------------------------------------------------------------------------*/
	// Authenicate the log in for a password protected forum
	/*-------------------------------------------------------------------------*/
	
	function authenticate_user()
	{
		if ($this->ipsclass->input['f_password'] == "")
		{
			$this->ipsclass->Error( array( 'LEVEL' => 1, 'MSG' => 'pass_blank' ) );
		}