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

		
		if ( $this->ipsclass->input['f_password'] != $this->forum['password'] )
		{
			$this->ipsclass->Error( array( 'LEVEL' => 1, 'MSG' => 'wrong_pass' ) );
		}
		
		$this->ipsclass->my_setcookie( "ipbforumpass_".$this->forum['id'], md5($this->ipsclass->input['f_password']) );
		
		$this->ipsclass->print->redirect_screen( $this->ipsclass->lang['logged_in'] , "showforum=".$this->forum['id'] );
	}
	
	/*-------------------------------------------------------------------------*/
	// Main render forum engine
	/*-------------------------------------------------------------------------*/
	
	function render_forum()
	{
		//-----------------------------------------
		// INIT
		//-----------------------------------------
		
		# If we've changed the filters, bounce back to page 1
		$this->ipsclass->input['st'] = ( $this->ipsclass->input['changefilters'] ) ? 0 : intval($this->ipsclass->input['st']);
		
		//-----------------------------------------
	    // Are we actually a moderator for this forum?
	    //-----------------------------------------
	    
	    if ( ! $this->ipsclass->member['g_is_supmod'] AND ! $this->ipsclass->member['g_access_cp'] )
	    {
	    	if ( ! is_array( $this->ipsclass->member['_moderator'][ $this->forum['id'] ] ) )
	    	{
	    		$this->ipsclass->member['is_mod'] = 0;
	    	}
	    }
	    
		//-----------------------------------------
		// Announcements
		//-----------------------------------------
		
		if ( is_array( $this->ipsclass->cache['announcements'] ) and count( $this->ipsclass->cache['announcements'] ) )
		{
			$announcements = array();
			
			foreach( $this->ipsclass->cache['announcements'] as $id => $announce )
			{
				$order = $announce['announce_start'] ? $announce['announce_start'].','.$announce['announce_id'] : $announce['announce_id'];
				
				if (  $announce['announce_forum'] == '*' )
				{
					$announcements[ $order ] = $announce;
				}
				else if ( strstr( ','.$announce['announce_forum'].',', ','.$this->forum['id'].',' ) )
				{
					$announcements[ $order ] = $announce;
				}
			}
			
			if ( count( $announcements ) )
			{
				//-----------------------------------------
				// sort by start date
				//-----------------------------------------
				
				$announce_html = "";
				
				rsort( $announcements );
				
				foreach( $announcements as $id => $announce )
				{
					if ( $announce['announce_start'] )
					{
						$announce['announce_start'] = gmdate( 'jS F Y', $announce['announce_start'] );
					}
					else
					{
						$announce['announce_start'] = '--';
					}
					
					$announce['announce_title'] = $this->ipsclass->txt_stripslashes($announce['announce_title']);
					$announce['forum_id']       = $this->forum['id'];
					$announce['announce_views'] = intval($announce['announce_views']);
					$announce_html .= $this->ipsclass->compiled_templates['skin_forum']->announcement_row( $announce );
				}
				
				$this->announce_out = $this->ipsclass->compiled_templates['skin_forum']->announcement_wrap($announce_html);
			}
		}
		
		//-----------------------------------------
		// Read topics
		//-----------------------------------------
		
		$First = intval($this->ipsclass->input['st']);
		
		$this->ipsclass->input['last_visit'] = $this->ipsclass->member['last_visit'] > $this->ipsclass->member['members_markers']['board'] ? $this->ipsclass->member['last_visit'] : $this->ipsclass->member['members_markers']['board'];
		
		//-----------------------------------------
		// Over ride with 'master' cookie?
		//-----------------------------------------
		
		if ( $this->ipsclass->forum_read[0] > $this->ipsclass->forum_read[ $this->ipsclass->input['f'] ] )
		{
			$this->ipsclass->forum_read[ $this->ipsclass->input['f'] ] = $this->ipsclass->forum_read[0];
		}
		
		//-----------------------------------------
		// Sort options
		//-----------------------------------------
		
		$prune_value = $this->ipsclass->select_var( array( 
												1 => $this->ipsclass->input['prune_day'],
												2 => $this->forum['prune']        ,
												3 => '100'                        )
									    );

		$sort_key    = $this->ipsclass->select_var( array(
												1 => $this->ipsclass->input['sort_key'],
												2 => $this->forum['sort_key'],
												3 => 'last_post'            )
									   );

		$sort_by     = $this->ipsclass->select_var( array(
												1 => $this->ipsclass->input['sort_by'],
												2 => $this->forum['sort_order'] ,
												3 => 'Z-A'                      )
									   );
									   
		$topicfilter     = $this->ipsclass->select_var( array(
												1 => $this->ipsclass->input['topicfilter'],
												2 => $this->forum['topicfilter'] ,
												3 => 'all'                      )
									   );
									   
									  
		//-----------------------------------------
		// Figure out sort order, day cut off, etc
		//-----------------------------------------
		
		$Prune = $prune_value != 100 ? (time() - ($prune_value * 60 * 60 * 24)) : 0;

		$sort_keys   =  array( 'last_post'         => 'sort_by_date',
							   'last_poster_name'  => 'sort_by_last_poster',
							   'title'             => 'sort_by_topic',
							   'starter_name'      => 'sort_by_poster',
							   'start_date'        => 'sort_by_start',
							   'topic_hasattach'   => 'sort_by_attach',
							   'posts'             => 'sort_by_replies',
							   'views'             => 'sort_by_views',
							   
							 );

		$prune_by_day = array( '1'    => 'show_today',
							   '5'    => 'show_5_days',
							   '7'    => 'show_7_days',
							   '10'   => 'show_10_days',
							   '15'   => 'show_15_days',
							   '20'   => 'show_20_days',
							   '25'   => 'show_25_days',
							   '30'   => 'show_30_days',
							   '60'   => 'show_60_days',
							   '90'   => 'show_90_days',
							   '100'  => 'show_all',
							 );

		$sort_by_keys = array( 'Z-A'  => 'descending_order',
                         	   'A-Z'  => 'ascending_order',
                             );
                             
        $filter_keys  = array( 'all'    => 'topicfilter_all',
        					   'open'   => 'topicfilter_open',
        					   'hot'    => 'topicfilter_hot',
        					   'poll'   => 'topicfilter_poll',
        					   'locked' => 'topicfilter_locked',
        					   'moved'  => 'topicfilter_moved',
        					 );
        					 
        if ( $this->ipsclass->member['id'] )
        {
        	$filter_keys['istarted'] = 'topicfilter_istarted';
        	$filter_keys['ireplied'] = 'topicfilter_ireplied';
        }
        
        //-----------------------------------------
        // check for any form funny business by wanna-be hackers
		//-----------------------------------------
		
		if ( (!isset($filter_keys[$topicfilter])) or (!isset($sort_keys[$sort_key])) or (!isset($prune_by_day[$prune_value])) or (!isset($sort_by_keys[$sort_by])) )
		{
			   $this->ipsclass->Error( array( LEVEL=> 5, MSG =>'incorrect_use') );
	    }
	    
	    $r_sort_by = $sort_by == 'A-Z' ? 'ASC' : 'DESC';
	    
	    //-----------------------------------------
	    // Additional queries?
	    //-----------------------------------------
	    
	    $add_query_array = array();
	    $add_query       = "";
	    
	    switch( $topicfilter )
	    {
	    	case 'all':
	    		break;
	    	case 'open':
	    		$add_query_array[] = "t.state='open'";
	    		break;
	    	case 'hot':
	    		$add_query_array[] = "t.state='open' AND t.posts + 1 >= ".intval($this->ipsclass->vars['hot_topic']);
	    		break;
	    	case 'locked':
	    		$add_query_array[] = "t.state='closed'";
	    		break;
	    	case 'moved':
	    		$add_query_array[] = "t.state='link'";
	    		break;
	    	case 'poll':
	    		$add_query_array[] = "(t.poll_state='open' OR t.poll_state=1)";
	    		break;
	    	default:
	    		break;
	    }
	    
	    if ( ! $this->ipsclass->member['g_other_topics'] or $topicfilter == 'istarted' )
		{
            $add_query_array[] = "t.starter_id='".$this->ipsclass->member['id']."'";
		}
		
		if ( count($add_query_array) )
		{
			$add_query = ' AND '. implode( ' AND ', $add_query_array );
		}
		
		//-----------------------------------------
		// Moderator?
		//-----------------------------------------
		
		if ( ! $this->ipsclass->member['is_mod'] )
		{
			$approved = 'and t.approved=1';
		}
		else
		{
			$approved = 'and t.approved IN (0,1)';
		}
		
		//-----------------------------------------
		// Query the database to see how many topics there are in the forum
		//-----------------------------------------
		
		if ( $topicfilter == 'ireplied' )
		{
			//-----------------------------------------
			// Checking topics we've replied to?
			//-----------------------------------------
			
			if ( $Prune )
			{
				$prune_filter = "and (t.pinned=1 or t.last_post > $Prune)";
			}
			else
			{
				$prune_filter = "";
			}
			
			$this->ipsclass->DB->cache_add_query( 'forums_get_replied_topics', array( 'mid'          => $this->ipsclass->member['id'],
																					  'fid'          => $this->forum['id'],
																					  'approved'     => $approved,
																					  'prune_filter' => $prune_filter ) );
			$this->ipsclass->DB->cache_exec_query();
			
			$total_possible = $this->ipsclass->DB->fetch_row();
		}
		else if ( ( $add_query or $Prune ) and ! $this->ipsclass->input['modfilter'] )
		{
			$this->ipsclass->DB->simple_construct( array( 'select' => 'COUNT(*) as max',
														  'from'   => 'topics t',
														  'where'  => "t.forum_id=".$this->forum['id']." {$approved} and (t.pinned=1 or t.last_post > $Prune)" . $add_query
												 )      );

			$this->ipsclass->DB->simple_exec();
			
			$total_possible = $this->ipsclass->DB->fetch_row();
		}
		else 
		{
			$total_possible['max'] = $this->ipsclass->member['is_mod'] ? $this->forum['topics'] + $this->forum['queued_topics'] : $this->forum['topics'];
			$Prune = 0;
		}
		
		//-----------------------------------------
		// Generate the forum page span links
		//-----------------------------------------
		
		$this->forum['SHOW_PAGES']
			= $this->ipsclass->build_pagelinks( array( 'TOTAL_POSS'  => $total_possible['max'],
													   'PER_PAGE'    => $this->ipsclass->vars['display_max_topics'],
													   'CUR_ST_VAL'  => $this->ipsclass->input['st'],
													   'L_SINGLE'    => $this->ipsclass->lang['single_page_forum'],
													   'BASE_URL'    => $this->ipsclass->base_url."showforum=".$this->forum['id']."&prune_day=$prune_value&sort_by=$sort_by&sort_key=$sort_key&topicfilter={$topicfilter}",
													 )
											  );
								   
								   
		//-----------------------------------------
		// Do we have any rules to show?
		//-----------------------------------------
		
		 $this->output .= $this->ipsclass->print_forum_rules($this->forum);
		
		//-----------------------------------------
		// Start printing the page
		//-----------------------------------------
		
		$this->output .= $this->ipsclass->compiled_templates['skin_forum']->PageTop( $this->forum, $this->can_edit_topics, $this->can_open_topics, $this->can_close_topics );
		
		//-----------------------------------------
		// Do we have any topics to show?
		//-----------------------------------------
		
		if ($total_possible['max'] < 1)
		{
			$this->output .= $this->ipsclass->compiled_templates['skin_forum']->show_no_matches();
		}
		
		$total_topics_printed = 0;
		
		//-----------------------------------------
		// Get main topics
		//-----------------------------------------
		
		$topic_array = array();
		$topic_ids   = array();
		$topic_sort  = "";
        
        //-----------------------------------------
        // Mod filter?
        //-----------------------------------------
        
		if ( $this->ipsclass->input['modfilter'] == 'invisible_topics' and $this->ipsclass->member['is_mod'] )
		{
			$topic_sort = 't.approved asc,';
		}
		else if ( $this->ipsclass->input['modfilter'] == 'invisible_posts' and $this->ipsclass->member['is_mod'] )
		{
			$topic_sort = 't.topic_queuedposts desc,';
		}
		else if ( $this->ipsclass->input['modfilter'] == 'all' and $this->ipsclass->member['is_mod'] )
		{
			$topic_sort = 't.approved asc, t.topic_queuedposts desc,';
		}
		
		//-----------------------------------------
		// Cut off?
		//-----------------------------------------
		
		$parse_dots = 1;
		
		if ( $Prune )
		{
			$query = "t.forum_id=".$this->forum['id']." AND t.pinned IN (0,1) {$approved} and (t.last_post > $Prune OR t.pinned=1)";
		}
		else
		{
			$query = "t.forum_id=".$this->forum['id']." AND t.pinned IN (0,1) {$approved}";
		}
		
		if ( $topicfilter == 'ireplied' )
		{
			//-----------------------------------------
			// Checking topics we've replied to?
			// No point in getting dots again...
			//-----------------------------------------
			
			$parse_dots = 0;
			
			$this->ipsclass->DB->cache_add_query( 'forums_get_replied_topics_actual', array( 'mid'          => $this->ipsclass->member['id'],
																							 'fid'          => $this->forum['id'],
																							 'query'        => $query,
																							 'topic_sort'   => $topic_sort,
																							 'sort_key'     => "t.".$sort_key,
																							 'r_sort_by'    => $r_sort_by,
																							 'limit_a'      => intval($First),
																							 'limit_b'      => intval($this->ipsclass->vars['display_max_topics']) ) );
			$this->ipsclass->DB->cache_exec_query();
		}
		else