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日历类

<?php
class Calendar{

/*
  *            日历
  *
  *      @作者:sports98
  *      Email:flyruns@hotmail.com
  *      @版本:V1.0
  */

    
var $YEAR,$MONTH,$DAY;
    var
$WEEK=array("星期日","星期一","星期二","星期三","星期四","星期五","星期六");
    var
$_MONTH=array(
            
"01"=>"一月",
            
"02"=>"二月",
            
"03"=>"三月",
            
"04"=>"四月",
            
"05"=>"五月",
            
"06"=>"六月",
            
"07"=>"七月",
            
"08"=>"八月",
            
"09"=>"九月",
            
"10"=>"十月",
            
"11"=>"十一月",
            
"12"=>"十二月"
        
);

    
//设置年份
    
function setYear($year){
        
$this->YEAR=$year;
    }
    
//获得年份
    
function getYear(){
        return
$this->YEAR;
    }
    
//设置月份
    
function setMonth($month){
        
$this->MONTH=$month;
    }
    
//获得月份
    
function getMonth(){
        return
$this->MONTH;
    }
    
//设置日期
    
function setDay($day){
        
$this->DAY=$day;
    }
    
//获得日期
    
function getDay(){
        return
$this->DAY;
    }
    
//打印日历
    
function OUT(){
        
$this->_env();
        
$week=$this->getWeek($this->YEAR,$this->MONTH,$this->DAY);//获得日期为星期几 (例如今天为2003-07-18,星期五)
        
$fweek=$this->getWeek($this->YEAR,$this->MONTH,1);//获得此月第一天为星期几
        
echo "<div style=\"margin:0;border:1 solid black;width:300;font:9pt\">
            <form action=$_SERVER[PHP_SELF] method=\"post\" style=\"margin:0\">
            <select name=\"month\" onchange=\"this.form.submit();\">"
;

        for(
$ttmpa=1;$ttmpa<13;$ttmpa++){//打印12个月
            
$ttmpb=sprintf("%02d",$ttmpa);
            if(
strcmp($ttmpb,$this->MONTH)==0){
                
$select="selected style=\"background-color:#c0c0c0\"";
            }else{
                
$select="";
            }
            echo
"<option value=\"$ttmpb\" $select>".$this->_MONTH[$ttmpb]."</option>\r\n";
        }

        echo
"    </select> <select name=\"year\" onchange=\"this.form.submit();\">";//打印年份,前后10年
        
for($ctmpa=$this->YEAR-10;$ctmpa<$this->YEAR+10;$ctmpa++){
            if(
$ctmpa>2037){
                break;
            }
            if(
$ctmpa<1970){
                continue;
            }
            if(
strcmp($ctmpa,$this->YEAR)==0){
                
$select="selected style=\"background-color:#c0c0c0\"";
            }else{
                
$select="";
            }
            echo
"<option value=\"$ctmpa\" $select>$ctmpa</option>\r\n";
        }
        echo     
"</select>
            </form>
            <table border=0 align=center>"
;
        for(
$Tmpa=0;$Tmpa<count($this->WEEK);$Tmpa++){//打印星期标头
            
echo "<td>".$this->WEEK[$Tmpa];
        }
        for(
$Tmpb=1;$Tmpb<=date("t",mktime(0,0,0,$this->MONTH,$this->DAY,$this->YEAR));$Tmpb++){//打印所有日期
            
if(strcmp($Tmpb,$this->DAY)==0){    //获得当前日期,做标记
                
$flag=" bgcolor='#ff0000'";
            }else{
                
$flag=' bgcolor=#ffffff';
            }
            if(
$Tmpb==1){        
                echo
"<tr>";        //补充打印
                
for($Tmpc=0;$Tmpc<$fweek;$Tmpc++){
                    echo
"<td>";
                }
            }
            if(
strcmp($this->getWeek($this->YEAR,$this->MONTH,$Tmpb),0)==0){
                echo
"<tr><td align=center $flag>$Tmpb";
            }else{
                echo
"<td align=center $flag>$Tmpb";
            }
        }
        echo
"</table></div>";
    }
    
//获得方法内指定的日期的星期数
    
function getWeek($year,$month,$day){
        
$week=date("w",mktime(0,0,0,$month,$day,$year));//获得星期
        
return $week;//获得星期
    
}

    function
_env(){
        if(isset(
$_POST[month])){    //有指定月
            
$month=$_POST[month];
        }else{
            
$month=date("m");    //默认为本月
        
}
        if(isset(
$_POST[year])){    //有指年
            
$year=$_POST[year];
        }else{
            
$year=date("Y");    //默认为本年
        
}
    
$this->setYear($year);
    
$this->setMonth($month);
    
$this->setDay(date("d"));

    }
}

$D=new Calendar;
$D->OUT();
?>