Iran Developers Network

<?php
//--------------------------------------------
//Class Name : Persian Calendar Class
//Published Date: 20 Apr 2005
//Author Email : haghparast@gmail.com
//License : Freeware
//--------------------------------------------
class Calendar
{
var $OutputText = "\";
function SetStyle()
{
$Style =
\"
<style>
table {
background-color: #EEEEDD;
border-width: 0;
font-size: 80%
}

td.day {
border:1px solid #c6a646; background-color: #EEEEDD;
text-align: center;
direction: rtl
}

td.month {
border:1px solid #c6a646; background-color: #FFCCBB;
font-size : 9px;
text-align: center;
direction: rtl
}

td.today {
border:1px solid #c6a646; background-color: #FFCCFF;
text-align: center;
direction: rtl
}
</style>
\";
print $Style;
}

function ReturnMonthName($monname)
{
switch ($monname)
{
case 1:
return \"فروردین\";
break;
case 2:
return \"اردیبهشت\";
break;
case 3:
return \"خرداد\";
break;
case 4:
return \"تیر\";
break;
case 5:
return \"مرداد\";
break;
case 6:
return \"شهریور\";
break;
case 7:
return \"مهر\";
break;
case 8:
return \"آبان\";
break;
case 9:
return \"آذر\";
break;
case 10:
return \"دى\";
break;
case 11:
return \"بهمن\";
break;
case 12:
return \"اسفند\";
break;
}
}
function div($a,$b)
{
return (int) ($a / $b);
}
// Thanks to Roozbeh Pournader and Mohammad Toosi for their Date Conversion program
function gregorian_to_jalali ($g_y, $g_m, $g_d)
{
$g_days_in_month = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
$j_days_in_month = array(31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 30, 29);

$gy = $g_y-1600;
$gm = $g_m-1;
$gd = $g_d-1;

$g_day_no = 365*$gy+$this->div($gy+3,4)-$this->div($gy+99,100)+$this->div($gy+399,400);

for ($i=0; $i < $gm; ++$i)
$g_day_no += $g_days_in_month[$i];
if ($gm>1 && (($gy%4==0 && $gy%100!=0) || ($gy%400==0)))
/* leap and after Feb */
$g_day_no++;
$g_day_no += $gd;

$j_day_no = $g_day_no-79;

$j_np = $this->div($j_day_no, 12053); /* 12053 = 365*33 + 32/4 */
$j_day_no = $j_day_no % 12053;

$jy = 979+33*$j_np+4*$this->div($j_day_no,1461); /* 1461 = 365*4 + 4/4 */

$j_day_no %= 1461;

if ($j_day_no >= 366) {
$jy += $this->div($j_day_no-1, 365);
$j_day_no = ($j_day_no-1)%365;
}

for ($i = 0; $i < 11 && $j_day_no >= $j_days_in_month[$i]; ++$i)
$j_day_no -= $j_days_in_month[$i];
$jm = $i+1;
$jd = $j_day_no+1;

return array($jy, $jm, $jd);
}

function jalali_to_gregorian($j_y, $j_m, $j_d)
{
$g_days_in_month = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
$j_days_in_month = array(31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 30, 29);

$jy = $j_y-979;
$jm = $j_m-1;
$jd = $j_d-1;

$j_day_no = 365*$jy + $this->div($jy, 33)*8 + $this->div($jy%33+3, 4);
for ($i=0; $i < $jm; ++$i)
$j_day_no += $j_days_in_month[$i];

$j_day_no += $jd;

$g_day_no = $j_day_no+79;

$gy = 1600 + 400*$this->div($g_day_no, 146097); /* 146097 = 365*400 + 400/4 - 400/100 + 400/400 */
$g_day_no = $g_day_no % 146097;

$leap = true;
if ($g_day_no >= 36525) /* 36525 = 365*100 + 100/4 */
{
$g_day_no--;
$gy += 100*$this->div($g_day_no,  ۳۶۵۲۴); /* ۳۶۵۲۴ = ۳۶۵*۱۰۰ + ۱۰۰/۴ - ۱۰۰/۱۰۰ */
$g_day_no = $g_day_no % 36524;

if ($g_day_no >= 365)
$g_day_no++;
else
$leap = false;
}

$gy += 4*$this->div($g_day_no, 1461); /* 1461 = 365*4 + 4/4 */
$g_day_no %= 1461;

if ($g_day_no >= 366) {
$leap = false;

$g_day_no--;
$gy += $this->div($g_day_no, 365);
$g_day_no = $g_day_no % 365;
}

for ($i = 0; $g_day_no >= $g_days_in_month[$i] + ($i == 1 && $leap); $i++)
$g_day_no -= $g_days_in_month[$i] + ($i == 1 && $leap);
$gm = $i+1;
$gd = $g_day_no+1;

return array($gy, $gm, $gd);
}

function CalculateTotalDays($jmonth)
{
switch ($jmonth)
{
case 1:
case 2:
case 3:
case 4:
case 5:
case 6:
$TotalDays = 31;
break;
case 7:
case 8:
case 9:
case 10:
case 11:
$TotalDays = 30;
break;
case 12:
$TotalDays = 29;
break;
}
return $TotalDays;
}
function ShowJalaliMonth($jyear,$jmonth)
{
$todaygyear = date(\"Y\");
$todaygmonth = date(\"m\");
$todaygday = date(\"d\");
list( $todayjyear, $todayjmonth, $todayjday ) = $this->gregorian_to_jalali($todaygyear, $todaygmonth, $todaygday);
list( $gyear, $gmonth, $gday ) = $this->jalali_to_gregorian($jyear, $jmonth, 1);
$FirstDay = mktime(0,0,0,$gmonth,$gday,$gyear);
$FirstDayArray = getdate($FirstDay);
$DayOfWeek = $FirstDayArray['wday'];

switch ($DayOfWeek)
{
case 0:
$Difference = -1;
break;
case 1:
$Difference = -2;
break;
case 2:
$Difference = -3;
break;
case 3:
$Difference = -4;
break;
case 4:
$Difference = -5;
break;
case 5:
$Difference = -6;
break;
case 6:
$Difference = 0;
break;
}
$this->OutputText = '<table width=\"252\">'.\"\n\";
$this->OutputText .= '  <tr>'.\"\n\";
$this->OutputText .= '    <td class=\"month\" colspan=\"7\" width=\"70%\">'.$this->ReturnMonthName($jmonth).'&nbsp;&nbsp;'.$jyear.'</td>'.\"\n\";
$this->OutputText .= '  </tr>'.\"\n\";
$this->OutputText .= '  <tr>'.\"\n\";
$this->OutputText .= '    <td class=\"month\" width=\"13%\">جمعه</td>'.\"\n\";
$this->OutputText .= '    <td class=\"month\" width=\"13%\">پنجشنبه</td>'.\"\n\";
$this->OutputText .= '    <td class=\"month\" width=\"15%\">چهارشنبه</td>'.\"\n\";
$this->OutputText .= '    <td class=\"month\" width=\"20%\">سه شنبه</td>'.\"\n\";
$this->OutputText .= '    <td class=\"month\" width=\"13%\">دوشنبه</td>'.\"\n\";
$this->OutputText .= '    <td class=\"month\" width=\"13%\">یکشنبه</td>'.\"\n\";
$this->OutputText .= '    <td class=\"month\" width=\"13%\">شنبه</td>'.\"\n\";
$this->OutputText .= '  </tr>'.\"\n\";
for ($i=0;$i<6;$i++)
{
$Const = 7*$i+$Difference ;
$this->OutputText .= '  <tr>'.\"\n\";
$this->OutputText .= '    <td ';
if (($Const + 7  == $todayjday) && ($jmonth == $todayjmonth) && ($jyear == $todayjyear)) $this->OutputText .= \"class=\\"today"\"; else

$this->OutputText .= \"class=\\"day"\";
$this->OutputText .= '>'.\"\n\";
$Output = $Const + 7;
if (($Output>0) && ($Output<=$this->CalculateTotalDays($jmonth))) $this->OutputText .= $Output;
$this->OutputText .= '    </td>'.\"\n\";
$this->OutputText .= '    <td ';
if (($Const + 6  == $todayjday) && ($jmonth == $todayjmonth) && ($jyear == $todayjyear)) $this->OutputText .= \"class=\\"today"\"; else

$this->OutputText .= \"class=\\"day"\";
$this->OutputText .= '>'.\"\n\";
$Output = $Const + 6;
if (($Output>0) && ($Output<=$this->CalculateTotalDays($jmonth))) $this->OutputText .= $Output;
$this->OutputText .= '    </td>'.\"\n\";
$this->OutputText .= '    <td ';
if (($Const + 5  == $todayjday) && ($jmonth == $todayjmonth) && ($jyear == $todayjyear)) $this->OutputText .= \"class=\\"today"\"; else

$this->OutputText .= \"class=\\"day"\";
$this->OutputText .= '>'.\"\n\";
$Output = $Const + 5;
if (($Output>0) && ($Output<=$this->CalculateTotalDays($jmonth))) $this->OutputText .= $Output;
$this->OutputText .= '    </td>'.\"\n\";
$this->OutputText .= '    <td ';
if (($Const + 4  == $todayjday) && ($jmonth == $todayjmonth) && ($jyear == $todayjyear)) $this->OutputText .= \"class=\\"today"\"; else

$this->OutputText .= \"class=\\"day"\";
$this->OutputText .= '>'.\"\n\";
$Output = $Const + 4;
if (($Output>0) && ($Output<=$this->CalculateTotalDays($jmonth))) $this->OutputText .= $Output;
$this->OutputText .= '    </td>'.\"\n\";
$this->OutputText .= '    <td ';
if (($Const + 3  == $todayjday) && ($jmonth == $todayjmonth) && ($jyear == $todayjyear)) $this->OutputText .= \"class=\\"today"\"; else

$this->OutputText .= \"class=\\"day"\";
$this->OutputText .= '>'.\"\n\";
$Output = $Const + 3;
if (($Output>0) && ($Output<=$this->CalculateTotalDays($jmonth))) $this->OutputText .= $Output;
$this->OutputText .= '    </td>'.\"\n\";
$this->OutputText .= '    <td ';
if (($Const + 2  == $todayjday) && ($jmonth == $todayjmonth) && ($jyear == $todayjyear)) $this->OutputText .= \"class=\\"today"\"; else

$this->OutputText .= \"class=\\"day"\";
$this->OutputText .= '>'.\"\n\";
$Output = $Const + 2;
if (($Output>0) && ($Output<=$this->CalculateTotalDays($jmonth))) $this->OutputText .= $Output;
$this->OutputText .= '    </td>'.\"\n\";
$this->OutputText .= '    <td ';
if (($Const + 1  == $todayjday) && ($jmonth == $todayjmonth) && ($jyear == $todayjyear)) $this->OutputText .= \"class=\\"today"\"; else