Login   Register  
PHP Classes
elePHPant
Icontem

File: DateDDLGenerator.class.php

Recommend this page to a friend!
Stumble It! Stumble It! Bookmark in del.icio.us Bookmark in del.icio.us
  Classes of Ellery Leung  >  Date Drop Down List Generator  >  DateDDLGenerator.class.php  >  Download  
File: DateDDLGenerator.class.php
Role: Class source
Content type: text/plain
Description: Date Drop Down List generator main file
Class: Date Drop Down List Generator
Generate HTML form select inputs to pick dates
Author: By
Last change: Include Peter K improvement on genDayDDL() method.
Date: 7 years ago
Size: 3,382 bytes
 

Contents

Class file image Download
<?php
class DateDDLGenerator{

    var 
$intYear;
    var 
$intMonth;
    var 
$intDay;
    var 
$bolSetToCurrentDay;

    function 
DateDDLGenerator(){
        
$this->bolSetToday false;
        
$this->intYear  date("Y");
        
$this->intMonth date("m");
        
$this->intDay   date("d");
    }

    function 
setToCurrentDay(){
        
$this->bolSetToCurrentDay true;
    }

    
#Generate Year range
    
function genYearDDL($selName 'Year'$yearCount 50$year ''){
        
/*
            Check if the year passed in is the same as current year.
            If the year got is not given or same as current year, the list 
            will select the current year by default.  Otherwise, $yearSelect
            will be set to what user entered.
        */
        
$yearSelect $year == '' date("Y") : $year;
        
        
/*
            $yearCount: it is the length of your drop down list, i.e. how many 
            years do you want to show.  It is 50 by default, which shows 50 years
            from now.
        */
        
        
$str "<select name='$selName'>\n";
        for(
$i $yearSelect$i >= ($yearSelect $yearCount); $i--){
            if(
$this->bolSetToCurrentDay == true){
                
$selected $this->intYear == $i 'selected="selected"' '';
            }
            
$str .= "\t<option value='$i$selected>$i</option>\n";
        }
        
$str .= "</select>\n";
        print 
$str;
    }

    
#Generate month range from 1 to 12
    
function genMonthDDL($selName 'Month'$date_format 'short'){
        
$shortM = array(=> "Jan""Feb""Mar",
                             
"Apr""May""Jun",
                             
"Jul""Aug""Sep",
                             
"Oct""Nov""Dec");
        
        
$longM  = array(=> "January""February""March",
                             
"April"  "May"       "June" ,
                             
"July"      "Aug"       "September",
                             
"October""November""December");
    
        
$str "<select name='$selName'>\n";
        if(
$date_format == 'short'){
            for(
$i 1$i <= 12$i++){
                if(
$this->bolSetToCurrentDay == true){
                    
$selected $this->intMonth == $i 'selected="selected"' '';
                }
                
$str .= "\t<option value='$i$selected>".$shortM[$i]."</option>\n";
            }
        }elseif(
$date_format == 'long'){
            for(
$i 1$i <= 12$i++){
                if(
$this->bolSetToCurrentDay == true){
                    
$selected $this->intMonth == $i 'selected="selected"' '';
                }
                
$str .= "\t<option value='$i$selected>".$longM[$i]."</option>\n";
            }
        }
        
$str .= "</select>\n";

        print 
$str;
    }

    
#Generate day range from 1 to max days of relevant month
    
function genDayDDL($selName 'Day'){
        
$str "<select name='$selName'>\n";
        
        
//Thanks to Peter K on this improvement and now this method support leap year
        
if ($this->intMonth == 2) {                                            // February ?
            
$leap_day 0;
            
            if (
$this->intYear >= && $this->intYear == 0) {            // Leap year ?
                
if ($this->intYear >= 1800 && $this->intYear 100 == 0) {    // No accurate leap centuries before that
                    
if (($this->intYear 100) % == 0)
                        
$leap_day 1;
                } else
                    
$leap_day 1;
            }
            
            
$max_days 28 $leap_day;
        } else if (
$this->intMonth == || $this->intMonth == ||
                   
$this->intMonth == || $this->intMonth == 11)
            
$max_days 30;
        else
            
$max_days 31;
            
        for(
$i 1$i <= $max_days$i++){
            if(
$this->bolSetToCurrentDay == true){
                
$selected $this->intDay == $i 'selected="selected"' '';
            }
            
$str .= "\t<option value='$i$selected>$i</option>\n";
        }
        
$str .= "</select>\n";
        print 
$str;
    }
}
?>