calendar.php

来自「sabreipb 2.1.6 utf-8中文版本！」· PHP 代码 · 共 1,905 行 · 第 1/5 页

<?php

/*
+--------------------------------------------------------------------------
|   Invision Power Board v2.1.6
|   =============================================
|   by Matthew Mecham
|   (c) 2001 - 2005 Invision Power Services, Inc.
|   http://www.invisionpower.com
|   =============================================
|   Web: http://www.invisionboard.com
|   Time: Thu, 04 May 2006 17:39:49 GMT
|   Release: b415613eeb952a2741ff6d53e0266428
|   Licence Info: http://www.invisionboard.com/?license
+---------------------------------------------------------------------------
|   > $Date: 2006-02-28 14:25:39 +0000 (Tue, 28 Feb 2006) $
|   > $Revision: 149 $
|   > $Author: bfarber $
+---------------------------------------------------------------------------
|
|   > Calendar functions library
|   > Module written by Matt Mecham
|   > Date started: 12th June 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 calendar
{
	# Classes
	var $ipsclass;
	var $post;
	
	# Others
    var $output     = "";
    var $base_url   = "";
    var $html       = "";
    var $page_title = "";
    var $nav;
    
    var $chosen_month    = "";
    var $chosen_year     = "";
    var $now_date        = "";
    var $our_datestamp   = "";
    var $offset          = "";
    var $start_date      = "";
    var $first_day_array = "";
    var $month_words       = array();
    var $day_words         = array();
    var $query_month_cache = array();
    var $query_bday_cache  = array();
    
    var $calendar_id       = 1;
    var $calendar          = array();
    var $calendar_jump     = "";
    var $calenar_cache     = array();
    
    # Permissions
    
    var $can_read        = 0;
    var $can_post        = 0;
    var $can_avoid_queue = 0;
    var $can_moderate    = 0;
    
    /*-------------------------------------------------------------------------*/
    // AUTO-RUN
    /*-------------------------------------------------------------------------*/
    
    function auto_run()
    {
    	//-----------------------------------------
        // Load post class
        //-----------------------------------------
        
        require_once( ROOT_PATH.'sources/classes/post/class_post.php' );
 		$this->post           =  new class_post();
 		$this->post->ipsclass =& $this->ipsclass;
 		$this->post->load_classes();
 		
 		//-----------------------------------------
		// Get topic lib
		//-----------------------------------------
        
        require_once( ROOT_PATH . 'sources/action_public/topics.php' );
        $this->topiclib           =  new topics();
        $this->topiclib->ipsclass =& $this->ipsclass;
        $this->topiclib->topic_init();
        
        //-----------------------------------------
        // Load lang and templs
        //-----------------------------------------
        
        $this->ipsclass->load_language('lang_calendar');
        $this->ipsclass->load_template('skin_calendar');
       
       	$this->ipsclass->vars['bday_show_cal_max'] = 5;
		
		//-----------------------------------------
		// Get "this" calendar details
		//-----------------------------------------
		
		if ( $this->ipsclass->input['cal_id'] OR $this->ipsclass->input['calender_id'] )
		{
			$this->calendar_id = intval($this->ipsclass->input['cal_id']) ? intval($this->ipsclass->input['cal_id']) : intval($this->ipsclass->input['calender_id']);
		}
		else
		{
			$this->calendar_id = 1;
		}
		
		//-----------------------------------------
		// Sneaky cheaty
		//-----------------------------------------
		
		$this->ipsclass->input['_cal_id'] =& $this->calendar_id;
		
		//-----------------------------------------
		// Get all calendar details
		//-----------------------------------------
		
		$this->ipsclass->DB->build_query( array( 'select' => '*', 'from' => 'cal_calendars', 'order' => 'cal_position ASC' ) );
		$this->ipsclass->DB->exec_query();
		
		while( $cal = $this->ipsclass->DB->fetch_row() )
		{
			$selected = "";
			$perms    = unserialize( $cal['cal_permissions'] );
			
			if ( $cal['cal_id'] == $this->calendar_id )
			{
				$this->calendar = array_merge( $cal, $perms);
				$selected       = " selected='selected'";
			}
			
			$this->calendar_cache[ $cal['cal_id'] ] = array_merge( $cal, $perms);
			
			//-----------------------------------------
			// Got a perm?
			//-----------------------------------------
			
			if ( $this->ipsclass->check_perms( $perms['perm_read'] ) != TRUE )
			{
				continue;
			}
			
			$this->calendar_jump .= "<option value='{$cal['cal_id']}'{$selected}>{$cal['cal_title']}</option>\n";
		}
		
		if( ! $this->calendar )
		{
			if( count( $this->calendar_cache ) )
			{
				$tmp_resort = $this->calendar_cache;
				ksort($tmp_resort);
				reset($tmp_resort);
				$default_calid = key( $tmp_resort );
				$this->calendar_id = $default_calid;
				$this->calendar = $tmp_resort[ $default_calid ];
				unset( $tmp_resort );
			}
		}
		
		//-----------------------------------------
		// Got viewing perms?
		//-----------------------------------------
		
		$this->build_permissions();
		
		if ( ! $this->can_read )
		{
			$this->ipsclass->Error( array( 'LEVEL' => 1, 'MSG' => 'cal_no_perm') );
		}
		
		//-----------------------------------------
        // Prep our chosen dates
        //-----------------------------------------
        
        // There is something whacky with getdate and GMT
        // This handrolled method seems to take into account
        // DST where getdate refuses.
		
		$a = explode( ',', gmdate( 'Y,n,j,G,i,s', time() + $this->ipsclass->get_time_offset() ) );
		
		$this->now_date = array(
								 'year'    => $a[0],
								 'mon'     => $a[1],
								 'mday'    => $a[2],
								 'hours'   => $a[3],
								 'minutes' => $a[4],
								 'seconds' => $a[5]
							   );
        
        if ( $this->ipsclass->input['year'] )
        {
        	$this->ipsclass->input['y'] = $this->ipsclass->input['year'];
        }
        
        $this->chosen_month = ( ! intval($this->ipsclass->input['m']) ) ? $this->now_date['mon']  : intval($this->ipsclass->input['m']);
        $this->chosen_year  = ( ! intval($this->ipsclass->input['y']) ) ? $this->now_date['year'] : intval($this->ipsclass->input['y']);
        
        //-----------------------------------------
        // Make sure the date is in range.
        //-----------------------------------------
        
        if ( ! checkdate( $this->chosen_month, 1 , $this->chosen_year ) )
        {
        	$this->chosen_month = $this->now_date['mon'];
        	$this->chosen_year  = $this->now_date['year'];
        }
        
        //-----------------------------------------
        // Get the timestamp for our chosen date
        //-----------------------------------------
        
        $this->our_datestamp   = mktime( 0,0,1, $this->chosen_month, 1, $this->chosen_year);
        $this->first_day_array = $this->ipsclass->date_getgmdate($this->our_datestamp);
        	
        //-----------------------------------------
        // Finally, build up the lang arrays
        //-----------------------------------------
        
        $this->month_words = array( $this->ipsclass->lang['M_1'] , $this->ipsclass->lang['M_2'] , $this->ipsclass->lang['M_3'] ,
        							$this->ipsclass->lang['M_4'] , $this->ipsclass->lang['M_5'] , $this->ipsclass->lang['M_6'] ,
        							$this->ipsclass->lang['M_7'] , $this->ipsclass->lang['M_8'] , $this->ipsclass->lang['M_9'] ,
        							$this->ipsclass->lang['M_10'], $this->ipsclass->lang['M_11'], $this->ipsclass->lang['M_12'] );
        							
        $this->day_words   = array( $this->ipsclass->lang['D_0'], $this->ipsclass->lang['D_1'], $this->ipsclass->lang['D_2'],
        							$this->ipsclass->lang['D_3'], $this->ipsclass->lang['D_4'], $this->ipsclass->lang['D_5'],
        							$this->ipsclass->lang['D_6'] );
        
        switch( $this->ipsclass->input['code'] )
        {
        	case 'newevent':
        		$this->cal_event_form('add');
        		break;
        	case 'addnewevent':
        		$this->cal_event_save('add');
        		break;
        	case 'edit':
        		$this->cal_event_form('edit');
        		break;
        	case 'doedit':
        		$this->cal_event_save('edit');
        		break;
        		
        	case 'event_approve':
        		$this->event_approve();
        		break;
        		
        	case 'showday':
        		$this->show_day();
        		break;
        		
        	case 'showevent':
        		$this->show_event();
        		break;
        		
        	case 'birthdays':
        		$this->show_birthdays();
        		break;
        	
        	case 'showweek':
        		$this->show_week();
        		break;
        		
        	case 'delete':
        		$this->cal_delete();
        		break;
        		
        	case 'find':
        		$this->find_date();
        		break;
        	
        	default:
        		$this->show_month();
        		break;
        }
        
        if ($this->page_title == "")
        {
        	$this->page_title = $this->ipsclass->vars['board_name']." ".$this->ipsclass->lang['page_title'];
        }
        
        if (! is_array($this->nav) )
        {
        	$this->nav[] = "<a href='{$this->ipsclass->base_url}act=calendar'>{$this->ipsclass->lang['page_title']}</a>";
        }
        
        $this->ipsclass->print->add_output("$this->output");
        $this->ipsclass->print->do_output( array( 'TITLE' => $this->page_title, 'JS' => 0, NAV => $this->nav ) );
	}
	
	/*-------------------------------------------------------------------------*/
 	// Event Approve
 	/*-------------------------------------------------------------------------*/
	
	function cal_delete()
	{
		//-----------------------------------------
		// INIT
		//-----------------------------------------
		
		$cal_id    = intval( $this->ipsclass->input['cal_id'] );
		$event_id  = intval( $this->ipsclass->input['event_id'] );
		$md5check  = trim( $this->ipsclass->input['md5check'] );
		
		//-----------------------------------------
		// Get permissions
		//-----------------------------------------
		
		$this->build_permissions( $cal_id );
		
		//-----------------------------------------
		// Check
		//-----------------------------------------
		
		$this->ipsclass->DB->build_query( array( 'select' => '*', 'from' => 'cal_events', 'where' => "event_id=$event_id AND event_calendar_id=$cal_id" ) );		
		$this->ipsclass->DB->exec_query();
		$memcheck = $this->ipsclass->DB->fetch_row();
		
		if ( ! $cal_id OR ! $event_id )
		{
			$this->ipsclass->Error( array( 'LEVEL' => 1, 'MSG' => 'no_permission') );
		}
		
		if ( ! $this->can_moderate && ( $this->ipsclass->member['id'] > 0 && $this->ipsclass->member['id'] <> $memcheck['event_member_id'] ) )
		{
			$this->ipsclass->Error( array( 'LEVEL' => 1, 'MSG' => 'no_permission') );
		}
		
		//-----------------------------------------
		// Check MD5
		//-----------------------------------------
		
		if ( $md5check != $this->ipsclass->md5_check )
		{
			$this->ipsclass->Error( array( 'LEVEL' => 1, 'MSG' => 'no_permission') );
		}
		
		//-----------------------------------------
		// Delete...
		//-----------------------------------------
		
		$this->ipsclass->DB->build_and_exec_query( array( 'delete' => 'cal_events', 'where' => "event_id=$event_id AND event_calendar_id=$cal_id" ) );
		
		//-----------------------------------------
		// Recache...
		//-----------------------------------------
		
		$this->_call_recache();
		
		//-----------------------------------------
		// Boing...
		//-----------------------------------------
		
		$this->ipsclass->print->redirect_screen( $this->ipsclass->lang['cal_event_delete'] , "&act=calendar&cal_id={$cal_id}" );
	}
	
	/*-------------------------------------------------------------------------*/
 	// Event Approve
 	/*-------------------------------------------------------------------------*/
	
	function event_approve()
	{
		//-----------------------------------------
		// INIT
		//-----------------------------------------
		
		$cal_id    = intval( $this->ipsclass->input['cal_id'] );
		$event_id  = intval( $this->ipsclass->input['event_id'] );
		$approve   = intval( $this->ipsclass->input['approve'] );
		$modfilter = trim( $this->ipsclass->input['modfilter'] );