login.php

来自「sabreipb 2.1.6 utf-8中文版本！」· PHP 代码 · 共 859 行 · 第 1/2 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: 2006-01-31 22:47:20 +0000 (Tue, 31 Jan 2006) $
|   > $Revision: 131 $
|   > $Author: bfarber $
+---------------------------------------------------------------------------
|
|   > Log in / log out 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 login
{
	# Classes
	var $ipsclass;
	
	# Others
    var $output     = "";
    var $page_title = "";
    var $nav        = array();
    var $login_html = "";
    var $modules    = "";
    var $han_login  = "";
    
    function auto_run()
    {
		$this->ipsclass->load_language('lang_login');
    	$this->ipsclass->load_template('skin_login');
    	
    	if ( USE_MODULES == 1 )
		{
			require ROOT_PATH."modules/ipb_member_sync.php";
			
			$this->modules = new ipb_member_sync();
			$this->modules->ipsclass =& $this->ipsclass;
		}

    	//-----------------------------------------
    	// Are we enforcing log ins?
    	//-----------------------------------------
    	
    	if ( $this->ipsclass->vars['force_login'] == 1 )
    	{
    		$msg = 'admin_force_log_in';
    	}
    	else
    	{
    		$msg = "";
    	}
    	
    	//-----------------------------------------
    	// What to do?
    	//-----------------------------------------
    	
    	switch( $this->ipsclass->input['CODE'] )
    	{
    		case '01':
    			$this->do_log_in();
    			break;
    		case '02':
    			$this->log_in_form();
    			break;
    		case '03':
    			$this->do_log_out();
    			break;
    			
    		case '04':
    			$this->markforum();
    			break;
    			
    		case '05':
    			$this->markboard();
    			break;
    			
    		case '06':
    			$this->delete_cookies();
    			break;
    			
    		case 'autologin':
    			$this->auto_login();
    			break;
    			
    		default:
    			$this->log_in_form($msg);
    			break;
    	}
    	
    	//-----------------------------------------
    	// If we have any HTML to print, do so...
    	//-----------------------------------------
    	
    	$this->ipsclass->print->add_output("$this->output");
        $this->ipsclass->print->do_output( array( 'TITLE' => $this->page_title, 'JS' => 0, NAV => $this->nav ) );
 	}
 	
 	/*-------------------------------------------------------------------------*/
 	// AUTO LOG IN
 	/*-------------------------------------------------------------------------*/
 	
 	function auto_login()
 	{
		//-----------------------------------------
 		// Universal routine.
 		// If we have cookies / session created, simply return to the index screen
 		// If not, return to the log in form
 		//-----------------------------------------
 		
 		$this->ipsclass->member = $this->ipsclass->sess->authorise();
 		
 		//-----------------------------------------
 		// If there isn't a member ID set, do a quick check ourselves.
 		// It's not that important to do the full session check as it'll
 		// occur when they next click a link.
 		//-----------------------------------------
 		
 		if ( ! $this->ipsclass->member['id'] )
 		{
			$mid = intval( $this->ipsclass->my_getcookie('member_id') );
			$pid = substr( $this->ipsclass->my_getcookie('pass_hash'), 0, 32 );
			
			If ( $mid and $pid )
			{
				$this->ipsclass->DB->simple_construct( array( 'select' => '*',
															  'from'   => 'members',
															  'where'  => "id=$mid and member_login_key='$pid'"
													 )      );
				$this->ipsclass->DB->simple_exec();
				
				if ( $member = $this->ipsclass->DB->fetch_row() )
				{
					$this->ipsclass->member = $member;
					$this->ipsclass->session_id = "";
					$this->ipsclass->my_setcookie('session_id', '0', -1 );
				}
			}
 		}
 		
 		$true_words  = $this->ipsclass->lang['logged_in'];
 		$false_words = $this->ipsclass->lang['not_logged_in'];
 		$method = 'no_show';
 		
 		if ($this->ipsclass->input['fromreg'] == 1)
 		{
 			$true_words  = $this->ipsclass->lang['reg_log_in'];
 			$false_words = $this->ipsclass->lang['reg_not_log_in'];
 			$method = 'show';
 		}
 		else if ($this->ipsclass->input['fromemail'] == 1)
 		{
 			$true_words  = $this->ipsclass->lang['email_log_in'];
 			$false_words = $this->ipsclass->lang['email_not_log_in'];
 			$method = 'show';
 		}
 		else if ($this->ipsclass->input['frompass'] == 1)
 		{
 			$true_words  = $this->ipsclass->lang['pass_log_in'];
 			$false_words = $this->ipsclass->lang['pass_not_log_in'];
 			$method = 'show';
 		}
 		
 		if ($this->ipsclass->member['id'])
 		{
 			if ($method == 'show')
 			{
 				$this->ipsclass->print->redirect_screen( $true_words, "" );
 			}
 			else
 			{
 				$this->ipsclass->boink_it($this->ipsclass->vars['board_url'].'/index.'.$this->ipsclass->vars['php_ext']);
 			}
 		}
 		else
 		{
 			if ($method == 'show')
 			{
 				$this->ipsclass->print->redirect_screen( $false_words, 'act=Login&CODE=00' );
 			}
 			else
 			{
 				$this->ipsclass->boink_it($this->ipsclass->base_url.'&act=Login&CODE=00');
 			}
 		}
 	}
 	
 	/*-------------------------------------------------------------------------*/
 	// DELETE IPB COOKIES
 	/*-------------------------------------------------------------------------*/
 	
 	function delete_cookies()
 	{
		if (is_array($_COOKIE))
 		{
 			foreach( $_COOKIE as $cookie => $value)
 			{
 				if (preg_match( "/^(".$this->ipsclass->vars['cookie_id']."ibforum.*$)/i", $cookie, $match))
 				{
 					$this->ipsclass->my_setcookie( str_replace( $this->ipsclass->vars['cookie_id'], "", $match[0] ) , '-', -1 );
 				}
 			}
 		}
 		
 		$this->ipsclass->my_setcookie('pass_hash' , '-1');
 		$this->ipsclass->my_setcookie('member_id' , '-1');
 		$this->ipsclass->my_setcookie('session_id', '-1');
 		$this->ipsclass->my_setcookie('topicsread', '-1');
 		$this->ipsclass->my_setcookie('anonlogin' , '-1');
 		$this->ipsclass->my_setcookie('forum_read', '-1');
 		
		$this->ipsclass->boink_it($this->ipsclass->base_url);
		exit();
	}  
	
 	/*-------------------------------------------------------------------------*/
 	// MARK ALL AS READ
 	/*-------------------------------------------------------------------------*/
 	
 	function markboard()
 	{
		//-----------------------------------------
        // Reset board marker
        //-----------------------------------------
        
        if ( $this->ipsclass->member['id'] )
        {
			$this->ipsclass->member['members_markers']['board'] = time();
			
			$this->ipsclass->DB->do_update( 'members', array( 'members_markers' => serialize( $this->ipsclass->member['members_markers'] ) ), 'id='.$this->ipsclass->member['id'] );
			
			//-----------------------------------------	
			// Update forum marker rows
			//-----------------------------------------	
			
			$this->ipsclass->DB->do_update( 'topic_markers', array( 'marker_unread'       => 0,
																	'marker_last_update'  => time(),
																	'marker_last_cleared' => time(),
																	'marker_topics_read'  => serialize(array()) ), 'marker_member_id='.$this->ipsclass->member['id'] );
		}
		else
		{
			$this->ipsclass->forum_read[ 0 ] = time();
			$this->ipsclass->hdl_forum_read_cookie('set');
		}
		
		$this->ipsclass->boink_it($this->ipsclass->base_url.'act=idx');
	}  
    
    /*-------------------------------------------------------------------------*/
    // MARK FORUM AS READ
    /*-------------------------------------------------------------------------*/
    
    function markforum()
    {
    	//-----------------------------------------
    	// INIT
    	//-----------------------------------------
    	
		$forum_id      = intval($this->ipsclass->input['f']);
        $from_forum_id = intval($this->ipsclass->input['fromforum']);
        $forum_data    = $this->ipsclass->forums->forum_by_id[ $forum_id ];
        $children      = $this->ipsclass->forums->forums_get_children( $forum_data['id'] );
        $save          = array();
        $delete        = array();
        
        //-----------------------------------------
        // Check
        //-----------------------------------------
        
        if ( ! $forum_data['id'] )
        {
        	$this->ipsclass->Error( array( LEVEL => 1, MSG => 'missing_files' ) );
        }
        
        //-----------------------------------------
        // Come from the index? Add kids
        //-----------------------------------------
       
        if ( $this->ipsclass->input['i'] )
        {
			if ( is_array( $children ) and count($children) )
			{
				foreach( $children as $id )
				{
					$this->ipsclass->forum_read[ $id ] = time();
					
					$delete[]    = $id;
					
					$save[ $id ] = array( 'marker_forum_id'     => $id,
										  'marker_member_id'    => $this->ipsclass->member['id'],
										  'marker_last_update'  => time(),
										  'marker_unread'       => 0,
										  'marker_last_cleared' => time() );
				}
			}
        }
        
        //-----------------------------------------
        // Add in the current forum...
        //-----------------------------------------
        
        $this->ipsclass->forum_read[ $forum_data['id'] ] = time();
        
        $delete[]    = $forum_data['id'];
					
		$save[ $forum_data['id'] ] = array( 'marker_forum_id'     => $forum_data['id'],
											'marker_member_id'    => $this->ipsclass->member['id'],
											'marker_last_update'  => time(),
											'marker_unread'       => 0,
											'marker_last_cleared' => time() );
        
        //-----------------------------------------
        // Reset topic markers
        //-----------------------------------------
        
        if ( $this->ipsclass->vars['db_topic_read_cutoff'] and $this->ipsclass->member['id'] )
        {
        	if ( count( $delete ) )
        	{
        		$this->ipsclass->DB->build_and_exec_query( array( 'delete' => 'topic_markers',
        													      'where'  => 'marker_member_id='.$this->ipsclass->member['id'].' AND marker_forum_id IN ('.implode(',',$delete ).')' ) );
        		
        		foreach( $save as $id => $data )
        		{
        			$this->ipsclass->DB->do_insert( 'topic_markers', $data );
        		}
        	}
        }
		
		//-----------------------------------------
		// Reset cookie
		//-----------------------------------------
		
		$this->ipsclass->hdl_forum_read_cookie('set');
		
		//-----------------------------------------	
        // Where are we going back to?
        //-----------------------------------------
        
        if ( $from_forum_id )
        {
        	//-----------------------------------------
        	// Its a sub forum, lets go redirect to parent forum
        	//-----------------------------------------
        	
        	$this->ipsclass->boink_it($this->ipsclass->base_url."showforum=".$from_forum_id);
        }
        else
        {
        	$this->ipsclass->boink_it($this->ipsclass->base_url.'act=idx');
        }
    }
    
    /*-------------------------------------------------------------------------*/
    // LOG IN FORM
    /*-------------------------------------------------------------------------*/
    
    function log_in_form($message="")
    {
        //-----------------------------------------
        // INIT
        //-----------------------------------------
        
        $extra_form = "";
        $show_form  = 1;
        
        //-----------------------------------------
    	// Load handler...
    	//-----------------------------------------
    	
    	require_once( ROOT_PATH.'sources/handlers/han_login.php' );
    	$this->han_login           =  new han_login();
    	$this->han_login->ipsclass =& $this->ipsclass;
    	$this->han_login->init();
    	
        //-----------------------------------------
		// Are they banned?
		//-----------------------------------------
		
		if ( is_array( $this->ipsclass->cache['banfilters'] ) and count( $this->ipsclass->cache['banfilters'] ) )
		{
			foreach ($this->ipsclass->cache['banfilters'] as $ip)
			{
				$ip = str_replace( '\*', '.*', preg_quote($ip, "/") );
				
				if ( preg_match( "/^$ip$/", $this->ipsclass->ip_address ) )
				{
					$this->ipsclass->Error( array( 'LEVEL' => 1, 'MSG' => 'you_are_banned', 'INIT' => 1 ) );
				}
			}
		}
        
        if ( $message != "" )
        {
        	$message = $this->ipsclass->lang[ $message ];
        	$message = preg_replace( "/<#NAME#>/", "<b>{$this->ipsclass->input[UserName]}</b>", $message );
        
			$this->output .= $this->ipsclass->compiled_templates['skin_login']->errors($message);
		}
		
		//-----------------------------------------
		// Extra  HTML?
		//-----------------------------------------
		
		if ( $this->han_login->login_method['login_alt_login_html'] )
		{
			if ( ! $this->han_login->login_method['login_replace_form'] )