469 lines
12 KiB
PHP
469 lines
12 KiB
PHP
<?php
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/*
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+--------------------------------------------------------------------------
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| Invision Board v1.1
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| ========================================
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| by Matthew Mecham
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| (c) 2001,2002 Invision Power Services
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| http://www.ibforums.com
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| ========================================
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| Web: http://www.ibforums.com
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| Email: phpboards@ibforums.com
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| Licence Info: phpib-licence@ibforums.com
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+---------------------------------------------------------------------------
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| > Log in / log out module
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| > Module written by Matt Mecham
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| > Date started: 14th February 2002
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| > Module Version Number: 1.0.0
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+--------------------------------------------------------------------------
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*/
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$idx = new Login;
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class Login {
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var $output = "";
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var $page_title = "";
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var $nav = array();
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var $login_html = "";
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function Login() {
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global $ibforums, $DB, $std, $print;
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$ibforums->lang = $std->load_words($ibforums->lang, 'lang_login', $ibforums->lang_id);
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$this->login_html = $std->load_template('skin_login');
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// Are we enforcing log ins?
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if ($ibforums->vars['force_login'] == 1)
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{
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$msg = 'admin_force_log_in';
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}
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else
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{
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$msg = "";
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}
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// What to do?
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switch($ibforums->input['CODE']) {
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case '01':
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$this->do_log_in();
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break;
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case '02':
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$this->log_in_form();
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break;
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case '03':
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$this->do_log_out();
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break;
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case '04':
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$this->markforum();
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break;
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case '05':
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$this->markboard();
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break;
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case '06':
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$this->delete_cookies();
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break;
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case 'autologin':
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$this->auto_login();
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break;
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default:
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$this->log_in_form($msg);
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break;
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}
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// If we have any HTML to print, do so...
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$print->add_output("$this->output");
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$print->do_output( array( 'TITLE' => $this->page_title, 'JS' => 0, NAV => $this->nav ) );
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}
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function auto_login()
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{
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global $ibforums, $DB, $std, $print;
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// Universal routine.
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// If we have cookies / session created, simply return to the index screen
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// If not, return to the log in form
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$true_words = $ibforums->lang['logged_in'];
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$false_words = $ibforums->lang['not_logged_in'];
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$method = 'no_show';
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if ($ibforums->input['fromreg'] == 1)
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{
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$true_words = $ibforums->lang['reg_log_in'];
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$false_words = $ibforums->lang['reg_not_log_in'];
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$method = 'show';
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}
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if ($ibforums->member['id'])
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{
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if ($method == 'show')
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{
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$print->redirect_screen( $true_words, "" );
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}
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else
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{
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$std->boink_it($ibforums->base_url);
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}
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}
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else
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{
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if ($method == 'show')
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{
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$print->redirect_screen( $false_words, 'act=Login&CODE=00' );
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}
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else
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{
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$std->boink_it($ibforums->base_url.'&act=Login&CODE=00');
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}
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}
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}
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function delete_cookies()
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{
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global $ibforums, $DB, $std, $HTTP_COOKIE_VARS;
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if (is_array($HTTP_COOKIE_VARS))
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{
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foreach( $HTTP_COOKIE_VARS as $cookie => $value)
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{
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if (preg_match( "/^(".$ibforums->vars['cookie_id']."fread.*$)/", $cookie, $match))
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{
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$std->my_setcookie( str_replace( $ibforums->vars['cookie_id'], "", $match[0] ) , '-1', -1 );
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}
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if (preg_match( "/^(".$ibforums->vars['cookie_id']."ibforum.*$)/i", $cookie, $match))
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{
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$std->my_setcookie( str_replace( $ibforums->vars['cookie_id'], "", $match[0] ) , '-', -1 );
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}
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}
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}
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$std->my_setcookie('pass_hash' , '-1');
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$std->my_setcookie('member_id' , '-1');
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$std->my_setcookie('session_id', '-1');
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$std->my_setcookie('topicsread', '-1');
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$std->my_setcookie('anonlogin' , '-1');
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$std->boink_it($ibforums->base_url);
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exit();
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}
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function markboard()
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{
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global $ibforums, $DB, $std;
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if(! $ibforums->member['id'])
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{
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$std->Error( array( LEVEL => 1, MSG => 'no_guests') );
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}
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$DB->query("UPDATE ibf_members SET last_visit='".time()."', last_activity='".time()."' WHERE id='".$ibforums->member['id']."'");
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$std->boink_it($ibforums->base_url);
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exit();
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}
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function markforum() {
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global $ibforums, $DB, $std;
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$ibforums->input['f'] = preg_replace( "/^(\d+)$/", "\\1", $ibforums->input['f'] );
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if ($ibforums->input['f'] == "")
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{
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$std->Error( array( LEVEL => 1, MSG => 'missing_files' ) );
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}
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$std->my_setcookie( "fread_".$ibforums->input['f'], time() );
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$std->boink_it($ibforums->base_url);
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exit();
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}
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function log_in_form($message="") {
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global $ibforums, $DB, $std, $print, $HTTP_REFERER;
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//+--------------------------------------------
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//| Are they banned?
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//+--------------------------------------------
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if ($ibforums->vars['ban_ip'])
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{
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$ips = explode( "|", $ibforums->vars['ban_ip'] );
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foreach ($ips as $ip)
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{
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$ip = preg_replace( "/\*/", '.*' , $ip );
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if (preg_match( "/$ip/", $ibforums->input['IP_ADDRESS'] ))
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{
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$std->Error( array( LEVEL => 1, MSG => 'you_are_banned' ) );
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}
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}
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}
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//+--------------------------------------------
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if ($message != "")
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{
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$message = $ibforums->lang[ $message ];
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$message = preg_replace( "/<#NAME#>/", "<b>{$ibforums->input[UserName]}</b>", $message );
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$this->output .= $this->login_html->errors($message);
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}
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$this->output .= $this->login_html->ShowForm( $ibforums->lang['please_log_in'], $HTTP_REFERER );
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$this->nav = array( $ibforums->lang['log_in'] );
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$this->page_title = $ibforums->lang['log_in'];
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$print->add_output("$this->output");
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$print->do_output( array( 'TITLE' => $this->page_title, 'JS' => 0, NAV => $this->nav ) );
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exit();
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}
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//+--------------------------------------------
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function do_log_in() {
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global $DB, $ibforums, $std, $print, $sess, $HTTP_USER_AGENT, $HTTP_POST_VARS;
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$url = "";
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//-------------------------------------------------
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// Make sure the username and password were entered
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//-------------------------------------------------
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if ($HTTP_POST_VARS['UserName'] == "")
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{
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$std->Error( array( 'LEVEL' => 1, 'MSG' => 'no_username' ) );
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}
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if ($HTTP_POST_VARS['PassWord'] == "")
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{
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$std->Error( array( 'LEVEL' => 1, 'MSG' => 'pass_blank' ) );
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}
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//-------------------------------------------------
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// Check for input length
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//-------------------------------------------------
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if (strlen($ibforums->input['UserName']) > 32)
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{
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$std->Error( array( LEVEL => 1, MSG => 'username_long' ) );
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}
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if (strlen($ibforums->input['PassWord']) > 32)
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{
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$std->Error( array( LEVEL => 1, MSG => 'pass_too_long' ) );
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}
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$username = strtolower($ibforums->input['UserName']);
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$password = md5( $ibforums->input['PassWord'] );
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//-------------------------------------------------
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// Attempt to get the user details
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//-------------------------------------------------
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$DB->query("SELECT id, name, mgroup, password, new_pass FROM ibf_members WHERE LOWER(name)='$username'");
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if ($DB->get_num_rows())
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{
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$member = $DB->fetch_row();
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if ( empty($member['id']) or ($member['id'] == "") )
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{
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$this->log_in_form( 'wrong_name' );
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}
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if ($member['password'] != $password)
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{
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$this->log_in_form( 'wrong_pass' );
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}
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//------------------------------
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if ($ibforums->input['CookieDate'])
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{
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$std->my_setcookie("member_id" , $member['id'], 1);
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$std->my_setcookie("pass_hash" , $password, 1);
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}
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//------------------------------
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if ($ibforums->input['s'])
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{
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$session_id = $ibforums->input['s'];
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// Delete any old sessions with this users IP addy that doesn't match our
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// session ID.
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$DB->query("DELETE FROM ibf_sessions WHERE ip_address='".$ibforums->input['IP_ADDRESS']."' AND id <> '$session_id'");
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$db_string = $DB->compile_db_update_string( array (
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'member_name' => $member['name'],
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'member_id' => $member['id'],
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'running_time' => time(),
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'member_group' => $member['mgroup'],
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'login_type' => $ibforums->input['Privacy'] ? 1 : 0
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) );
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$db_query = "UPDATE ibf_sessions SET $db_string WHERE id='".$ibforums->input['s']."'";
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}
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else
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{
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$session_id = md5( uniqid(microtime()) );
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// Delete any old sessions with this users IP addy.
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$DB->query("DELETE FROM ibf_sessions WHERE ip_address='".$ibforums->input['IP_ADDRESS']."'");
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$db_string = $DB->compile_db_insert_string( array (
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'id' => $session_id,
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'member_name' => $member['name'],
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'member_id' => $member['id'],
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'running_time' => time(),
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'member_group' => $member['mgroup'],
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'ip_address' => substr($ibforums->input['IP_ADDRESS'], 0, 50),
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'browser' => substr($HTTP_USER_AGENT, 0, 50),
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'login_type' => $ibforums->input['Privacy'] ? 1 : 0
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) );
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$db_query = "INSERT INTO ibf_sessions (" .$db_string['FIELD_NAMES']. ") VALUES (". $db_string['FIELD_VALUES'] .")";
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}
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$DB->query( $db_query );
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//-----------------------------------
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// If a bogus reset passy action occured,
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// and we managed to log in, we'll assume
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// that the user did nothing, so we remove
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// this new pass setting.
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//-----------------------------------
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if ($member['new_pass'] != "")
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{
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$DB->query("UPDATE ibf_members SET new_pass='' WHERE id='".$member['id']."'");
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}
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$ibforums->member = $member;
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$ibforums->session_id = $session_id;
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if ($ibforums->input['referer'] && ($ibforums->input['act'] != 'Reg'))
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{
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$url = $ibforums->input['referer'];
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$url = str_replace( "{$ibforums->vars['board_url']}/index.{$ibforums->vars['php_ext']}", "", $url );
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$url = preg_replace( "!^\?!" , "" , $url );
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$url = preg_replace( "!s=(\w){32}!", "" , $url );
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$url = preg_replace( "!act=(login|reg|lostpass)!i", "", $url );
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}
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//-----------------------------------
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// set our privacy cookie
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//-----------------------------------
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if ($ibforums->input['Privacy'] == 1)
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{
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$std->my_setcookie( "anonlogin", 1 );
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}
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//-----------------------------------
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// Redirect them to either the board
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// index, or where they came from
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//-----------------------------------
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$print->redirect_screen( "{$ibforums->lang[thanks_for_login]} {$ibforums->member['name']}", $url );
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}
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else
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{
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$this->log_in_form( 'wrong_name' );
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}
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}
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function do_log_out() {
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global $std, $ibforums, $DB, $print, $sess, $HTTP_COOKIE_VARS;
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/*if(! $ibforums->member['id'])
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{
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$std->Error( array( LEVEL => 1, MSG => 'no_guests') );
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}*/
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// Update the DB
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$DB->query("UPDATE ibf_sessions SET ".
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"member_name='',".
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"member_id='0',".
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"login_type='0' ".
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"WHERE id='". $sess->session_id ."'");
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$DB->query("UPDATE ibf_members SET last_visit='".time()."', last_activity='".time()."' WHERE id='".$ibforums->member['id']."'");
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// Set some cookies
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$std->my_setcookie( "member_id" , "0" );
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$std->my_setcookie( "pass_hash" , "0" );
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$std->my_setcookie( "anonlogin" , "-1" );
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if (is_array($HTTP_COOKIE_VARS))
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{
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foreach( $HTTP_COOKIE_VARS as $cookie => $value )
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{
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if (preg_match( "/^(".$ibforums->vars['cookie_id']."fread.*$)/", $cookie, $match))
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{
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$std->my_setcookie( str_replace( $ibforums->vars['cookie_id'], "", $match[0] ) , '-1', -1 );
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}
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if (preg_match( "/^(".$ibforums->vars['cookie_id']."ibforum.*$)/i", $cookie, $match))
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{
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$std->my_setcookie( str_replace( $ibforums->vars['cookie_id'], "", $match[0] ) , '-', -1 );
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}
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}
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}
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// Redirect...
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$print->redirect_screen( $ibforums->lang['thanks_for_logout'], "" );
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}
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}
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?>
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